[PATCH 1/1] drivers: input: touchscreen: Initial support for SYNAPTICS_I2C_RMI touchscreen

From: Balint Czobor
Date: Mon Jul 08 2013 - 04:27:20 EST

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Add initial support for Synaptics RMI over I2C based touchscreens.

Signed-off-by: Balint Czobor <czoborbalint@xxxxxxxxx>
---
drivers/input/touchscreen/Kconfig | 13 +
drivers/input/touchscreen/Makefile | 1 +
drivers/input/touchscreen/rmi_dev.c | 735 ++++
drivers/input/touchscreen/rmi_f54.c | 4513 +++++++++++++++++++++++++
drivers/input/touchscreen/rmi_fw_update.c | 1732 ++++++++++
drivers/input/touchscreen/synaptics_i2c_rmi.c | 4328 ++++++++++++++++++++++++
drivers/input/touchscreen/synaptics_i2c_rmi.h | 399 +++
7 files changed, 11721 insertions(+)
create mode 100644 drivers/input/touchscreen/rmi_dev.c
create mode 100644 drivers/input/touchscreen/rmi_f54.c
create mode 100644 drivers/input/touchscreen/rmi_fw_update.c
create mode 100644 drivers/input/touchscreen/synaptics_i2c_rmi.c
create mode 100644 drivers/input/touchscreen/synaptics_i2c_rmi.h

diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig
index 3b9758b..6d2e009 100644
--- a/drivers/input/touchscreen/Kconfig
+++ b/drivers/input/touchscreen/Kconfig
@@ -514,6 +514,19 @@ config TOUCHSCREEN_MIGOR
To compile this driver as a module, choose M here: the
module will be called migor_ts.

+config TOUCHSCREEN_SYNAPTICS_I2C_RMI
+ tristate "Synaptics i2c touchscreen"
+ depends on I2C
+ help
+ This enables support for Synaptics RMI over I2C based touchscreens.
+
+config TOUCHSCREEN_SYNAPTICS_PREVENT_HSYNC_LEAKAGE
+ bool "Synaptics prevent leakage i2c due to hsync"
+ default n
+ help
+ There is leakage current on TSP I2C by HW defect. TSP I2C Failed.
+ So To prevent leakage, hsync off, tsp on, hsync on.
+
config TOUCHSCREEN_TNETV107X
tristate "TI TNETV107X touchscreen support"
depends on ARCH_DAVINCI_TNETV107X
diff --git a/drivers/input/touchscreen/Makefile b/drivers/input/touchscreen/Makefile
index f5216c1..7826e31 100644
--- a/drivers/input/touchscreen/Makefile
+++ b/drivers/input/touchscreen/Makefile
@@ -54,6 +54,7 @@ obj-$(CONFIG_TOUCHSCREEN_PIXCIR) += pixcir_i2c_ts.o
obj-$(CONFIG_TOUCHSCREEN_S3C2410) += s3c2410_ts.o
obj-$(CONFIG_TOUCHSCREEN_ST1232) += st1232.o
obj-$(CONFIG_TOUCHSCREEN_STMPE) += stmpe-ts.o
+obj-$(CONFIG_TOUCHSCREEN_SYNAPTICS_I2C_RMI) += synaptics_i2c_rmi.o rmi_dev.o rmi_f54.o rmi_fw_update.o
obj-$(CONFIG_TOUCHSCREEN_TI_AM335X_TSC) += ti_am335x_tsc.o
obj-$(CONFIG_TOUCHSCREEN_TNETV107X) += tnetv107x-ts.o
obj-$(CONFIG_TOUCHSCREEN_TOUCHIT213) += touchit213.o
diff --git a/drivers/input/touchscreen/rmi_dev.c b/drivers/input/touchscreen/rmi_dev.c
new file mode 100644
index 0000000..6eea06d
--- /dev/null
+++ b/drivers/input/touchscreen/rmi_dev.c
@@ -0,0 +1,735 @@
+/* Synaptics Register Mapped Interface (RMI4) I2C Physical Layer Driver.
+ * Copyright (c) 2007-2012, Synaptics Incorporated
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ */
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <asm/unaligned.h>
+#include <mach/cpufreq.h>
+#include <linux/slab.h>
+#include <linux/i2c.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+#include <linux/input.h>
+#include <linux/gpio.h>
+#include <linux/uaccess.h>
+#include <linux/cdev.h>
+#include "synaptics_i2c_rmi.h"
+
+#define CHAR_DEVICE_NAME "rmi"
+#define DEVICE_CLASS_NAME "rmidev"
+#define DEV_NUMBER 1
+#define REG_ADDR_LIMIT 0xFFFF
+
+static ssize_t rmidev_sysfs_data_show(struct file *data_file,
+ struct kobject *kobj, struct bin_attribute *attributes,
+ char *buf, loff_t pos, size_t count);
+
+static ssize_t rmidev_sysfs_data_store(struct file *data_file,
+ struct kobject *kobj, struct bin_attribute *attributes,
+ char *buf, loff_t pos, size_t count);
+
+static ssize_t rmidev_sysfs_open_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count);
+
+static ssize_t rmidev_sysfs_release_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count);
+
+static ssize_t rmidev_sysfs_address_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count);
+
+static ssize_t rmidev_sysfs_length_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count);
+
+static ssize_t rmidev_sysfs_attn_state_show(struct device *dev,
+ struct device_attribute *attr, char *buf);
+
+struct rmidev_handle {
+ dev_t dev_no;
+ unsigned short address;
+ unsigned int length;
+ struct device dev;
+ struct synaptics_rmi4_data *rmi4_data;
+ struct synaptics_rmi4_exp_fn_ptr *fn_ptr;
+ struct kobject *sysfs_dir;
+ void *data;
+};
+
+struct rmidev_data {
+ int ref_count;
+ struct cdev main_dev;
+ struct class *device_class;
+ struct mutex file_mutex;
+ struct rmidev_handle *rmi_dev;
+};
+
+static struct bin_attribute attr_data = {
+ .attr = {
+ .name = "data",
+ .mode = (S_IRUGO | S_IWUSR | S_IWGRP),
+ },
+ .size = 0,
+ .read = rmidev_sysfs_data_show,
+ .write = rmidev_sysfs_data_store,
+};
+
+static struct device_attribute attrs[] = {
+ __ATTR(open, S_IWUSR | S_IWGRP,
+ synaptics_rmi4_show_error,
+ rmidev_sysfs_open_store),
+ __ATTR(release, S_IWUSR | S_IWGRP,
+ synaptics_rmi4_show_error,
+ rmidev_sysfs_release_store),
+ __ATTR(address, S_IWUSR | S_IWGRP,
+ synaptics_rmi4_show_error,
+ rmidev_sysfs_address_store),
+ __ATTR(length, S_IWUSR | S_IWGRP,
+ synaptics_rmi4_show_error,
+ rmidev_sysfs_length_store),
+ __ATTR(attn_state, S_IRUGO,
+ rmidev_sysfs_attn_state_show,
+ synaptics_rmi4_store_error),
+};
+
+static int rmidev_major_num;
+
+static struct class *rmidev_device_class;
+
+static struct rmidev_handle *rmidev;
+
+static ssize_t rmidev_sysfs_data_show(struct file *data_file,
+ struct kobject *kobj, struct bin_attribute *attributes,
+ char *buf, loff_t pos, size_t count)
+{
+ int retval;
+ unsigned int data_length = rmidev->length;
+
+ if (data_length > (REG_ADDR_LIMIT - rmidev->address))
+ data_length = REG_ADDR_LIMIT - rmidev->address;
+
+ if (count < data_length) {
+ dev_err(&rmidev->rmi4_data->i2c_client->dev,
+ "%s: Not enough space (%d bytes) in buffer\n",
+ __func__, count);
+ return -EINVAL;
+ }
+
+ if (data_length) {
+ retval = rmidev->fn_ptr->read(rmidev->rmi4_data,
+ rmidev->address,
+ (unsigned char *)buf,
+ data_length);
+ if (retval < 0) {
+ dev_err(&rmidev->rmi4_data->i2c_client->dev,
+ "%s: Failed to read data\n",
+ __func__);
+ return retval;
+ }
+ } else {
+ return -EINVAL;
+ }
+
+ return data_length;
+}
+
+static ssize_t rmidev_sysfs_data_store(struct file *data_file,
+ struct kobject *kobj, struct bin_attribute *attributes,
+ char *buf, loff_t pos, size_t count)
+{
+ int retval;
+ unsigned int data_length = rmidev->length;
+
+ if (data_length > (REG_ADDR_LIMIT - rmidev->address))
+ data_length = REG_ADDR_LIMIT - rmidev->address;
+
+ if (data_length) {
+ retval = rmidev->fn_ptr->write(rmidev->rmi4_data,
+ rmidev->address,
+ (unsigned char *)buf,
+ data_length);
+ if (retval < 0) {
+ dev_err(&rmidev->rmi4_data->i2c_client->dev,
+ "%s: Failed to write data\n",
+ __func__);
+ return retval;
+ }
+ } else {
+ return -EINVAL;
+ }
+
+ return count;
+}
+
+static ssize_t rmidev_sysfs_open_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ unsigned int input;
+
+ if (sscanf(buf, "%u", &input) != 1)
+ return -EINVAL;
+
+ if (input != 1)
+ return -EINVAL;
+
+ rmidev->fn_ptr->enable(rmidev->rmi4_data, false);
+ dev_dbg(&rmidev->rmi4_data->i2c_client->dev,
+ "%s: Attention interrupt disabled\n",
+ __func__);
+
+ return count;
+}
+
+static ssize_t rmidev_sysfs_release_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ unsigned int input;
+
+ if (sscanf(buf, "%u", &input) != 1)
+ return -EINVAL;
+
+ if (input != 1)
+ return -EINVAL;
+
+ rmidev->fn_ptr->enable(rmidev->rmi4_data, true);
+ dev_dbg(&rmidev->rmi4_data->i2c_client->dev,
+ "%s: Attention interrupt enabled\n",
+ __func__);
+
+ return count;
+}
+
+static ssize_t rmidev_sysfs_address_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ unsigned int input;
+
+ if (sscanf(buf, "%u", &input) != 1)
+ return -EINVAL;
+
+ if (input > REG_ADDR_LIMIT)
+ return -EINVAL;
+
+ rmidev->address = (unsigned short)input;
+
+ return count;
+}
+
+static ssize_t rmidev_sysfs_length_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ unsigned int input;
+
+ if (sscanf(buf, "%u", &input) != 1)
+ return -EINVAL;
+
+ if (input > REG_ADDR_LIMIT)
+ return -EINVAL;
+
+ rmidev->length = input;
+
+ return count;
+}
+
+static ssize_t rmidev_sysfs_attn_state_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ int attn_state;
+ const struct synaptics_rmi4_platform_data *platform_data =
+ rmidev->rmi4_data->board;
+
+ attn_state = gpio_get_value(platform_data->gpio);
+
+ return snprintf(buf, PAGE_SIZE, "%u\n", attn_state);
+}
+
+/*
+ * rmidev_llseek - used to set up register address
+ *
+ * @filp: file structure for seek
+ * @off: offset
+ * if whence == SEEK_SET,
+ * high 16 bits: page address
+ * low 16 bits: register address
+ * if whence == SEEK_CUR,
+ * offset from current position
+ * if whence == SEEK_END,
+ * offset from end position (0xFFFF)
+ * @whence: SEEK_SET, SEEK_CUR, or SEEK_END
+ */
+static loff_t rmidev_llseek(struct file *filp, loff_t off, int whence)
+{
+ loff_t newpos;
+ struct rmidev_data *dev_data = filp->private_data;
+
+ if (IS_ERR(dev_data)) {
+ pr_err("%s: Pointer of char device data is invalid", __func__);
+ return -EBADF;
+ }
+
+ mutex_lock(&(dev_data->file_mutex));
+
+ switch (whence) {
+ case SEEK_SET:
+ newpos = off;
+ break;
+ case SEEK_CUR:
+ newpos = filp->f_pos + off;
+ break;
+ case SEEK_END:
+ newpos = REG_ADDR_LIMIT + off;
+ break;
+ default:
+ newpos = -EINVAL;
+ goto clean_up;
+ }
+
+ if (newpos < 0 || newpos > REG_ADDR_LIMIT) {
+ dev_err(&rmidev->rmi4_data->i2c_client->dev,
+ "%s: New position 0x%04x is invalid\n",
+ __func__, (unsigned int)newpos);
+ newpos = -EINVAL;
+ goto clean_up;
+ }
+
+ filp->f_pos = newpos;
+
+clean_up:
+ mutex_unlock(&(dev_data->file_mutex));
+
+ return newpos;
+}
+
+/*
+ * rmidev_read: - use to read data from rmi device
+ *
+ * @filp: file structure for read
+ * @buf: user space buffer pointer
+ * @count: number of bytes to read
+ * @f_pos: offset (starting register address)
+ */
+static ssize_t rmidev_read(struct file *filp, char __user *buf,
+ size_t count, loff_t *f_pos)
+{
+ ssize_t retval;
+ unsigned char tmpbuf[count + 1];
+ struct rmidev_data *dev_data = filp->private_data;
+
+ if (IS_ERR(dev_data)) {
+ pr_err("%s: Pointer of char device data is invalid", __func__);
+ return -EBADF;
+ }
+
+ if (count == 0)
+ return 0;
+
+ if (count > (REG_ADDR_LIMIT - *f_pos))
+ count = REG_ADDR_LIMIT - *f_pos;
+
+ mutex_lock(&(dev_data->file_mutex));
+
+ retval = rmidev->fn_ptr->read(rmidev->rmi4_data,
+ *f_pos,
+ tmpbuf,
+ count);
+ if (retval < 0)
+ goto clean_up;
+
+ if (copy_to_user(buf, tmpbuf, count))
+ retval = -EFAULT;
+ else
+ *f_pos += retval;
+
+clean_up:
+ mutex_unlock(&(dev_data->file_mutex));
+
+ return retval;
+}
+
+/*
+ * rmidev_write: - used to write data to rmi device
+ *
+ * @filep: file structure for write
+ * @buf: user space buffer pointer
+ * @count: number of bytes to write
+ * @f_pos: offset (starting register address)
+ */
+static ssize_t rmidev_write(struct file *filp, const char __user *buf,
+ size_t count, loff_t *f_pos)
+{
+ ssize_t retval;
+ unsigned char tmpbuf[count + 1];
+ struct rmidev_data *dev_data = filp->private_data;
+
+ if (IS_ERR(dev_data)) {
+ pr_err("%s: Pointer of char device data is invalid", __func__);
+ return -EBADF;
+ }
+
+ if (count == 0)
+ return 0;
+
+ if (count > (REG_ADDR_LIMIT - *f_pos))
+ count = REG_ADDR_LIMIT - *f_pos;
+
+ if (copy_from_user(tmpbuf, buf, count))
+ return -EFAULT;
+
+ mutex_lock(&(dev_data->file_mutex));
+
+ retval = rmidev->fn_ptr->write(rmidev->rmi4_data,
+ *f_pos,
+ tmpbuf,
+ count);
+ if (retval >= 0)
+ *f_pos += retval;
+
+ mutex_unlock(&(dev_data->file_mutex));
+
+ return retval;
+}
+
+/*
+ * rmidev_open: enable access to rmi device
+ * @inp: inode struture
+ * @filp: file structure
+ */
+static int rmidev_open(struct inode *inp, struct file *filp)
+{
+ int retval = 0;
+ struct rmidev_data *dev_data =
+ container_of(inp->i_cdev, struct rmidev_data, main_dev);
+
+ if (!dev_data)
+ return -EACCES;
+
+ filp->private_data = dev_data;
+
+ mutex_lock(&(dev_data->file_mutex));
+
+ rmidev->fn_ptr->enable(rmidev->rmi4_data, false);
+ dev_dbg(&rmidev->rmi4_data->i2c_client->dev,
+ "%s: Attention interrupt disabled\n",
+ __func__);
+
+ if (dev_data->ref_count < 1)
+ dev_data->ref_count++;
+ else
+ retval = -EACCES;
+
+ mutex_unlock(&(dev_data->file_mutex));
+
+ return retval;
+}
+
+/*
+ * rmidev_release: - release access to rmi device
+ * @inp: inode structure
+ * @filp: file structure
+ */
+static int rmidev_release(struct inode *inp, struct file *filp)
+{
+ struct rmidev_data *dev_data =
+ container_of(inp->i_cdev, struct rmidev_data, main_dev);
+
+ if (!dev_data)
+ return -EACCES;
+
+ mutex_lock(&(dev_data->file_mutex));
+
+ dev_data->ref_count--;
+ if (dev_data->ref_count < 0)
+ dev_data->ref_count = 0;
+
+ rmidev->fn_ptr->enable(rmidev->rmi4_data, true);
+ dev_dbg(&rmidev->rmi4_data->i2c_client->dev,
+ "%s: Attention interrupt enabled\n",
+ __func__);
+
+ mutex_unlock(&(dev_data->file_mutex));
+
+ return 0;
+}
+
+static const struct file_operations rmidev_fops = {
+ .owner = THIS_MODULE,
+ .llseek = rmidev_llseek,
+ .read = rmidev_read,
+ .write = rmidev_write,
+ .open = rmidev_open,
+ .release = rmidev_release,
+};
+
+static void rmidev_device_cleanup(struct rmidev_data *dev_data)
+{
+ dev_t devno;
+
+ if (dev_data) {
+ devno = dev_data->main_dev.dev;
+
+ if (dev_data->device_class)
+ device_destroy(dev_data->device_class, devno);
+
+ cdev_del(&dev_data->main_dev);
+
+ unregister_chrdev_region(devno, 1);
+
+ dev_dbg(&rmidev->rmi4_data->i2c_client->dev,
+ "%s: rmidev device removed\n",
+ __func__);
+ }
+
+ return;
+}
+
+static char *rmi_char_devnode(struct device *dev, mode_t *mode)
+{
+ if (!mode)
+ return NULL;
+
+ *mode = (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH);
+
+ return kasprintf(GFP_KERNEL, "rmi/%s", dev_name(dev));
+}
+
+static int rmidev_create_device_class(void)
+{
+ rmidev_device_class = class_create(THIS_MODULE, DEVICE_CLASS_NAME);
+
+ if (IS_ERR(rmidev_device_class)) {
+ pr_err("%s: Failed to create /dev/%s\n",
+ __func__, CHAR_DEVICE_NAME);
+ return -ENODEV;
+ }
+
+ rmidev_device_class->devnode = rmi_char_devnode;
+
+ return 0;
+}
+
+static int rmidev_init_device(struct synaptics_rmi4_data *rmi4_data)
+{
+ int retval;
+ dev_t dev_no;
+ unsigned char attr_count;
+ int attr_count_num;
+ struct rmidev_data *dev_data;
+ struct device *device_ptr;
+
+ rmidev = kzalloc(sizeof(*rmidev), GFP_KERNEL);
+ if (!rmidev) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to alloc mem for rmidev\n",
+ __func__);
+ retval = -ENOMEM;
+ goto err_rmidev;
+ }
+
+ rmidev->fn_ptr = kzalloc(sizeof(*(rmidev->fn_ptr)), GFP_KERNEL);
+ if (!rmidev) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to alloc mem for fn_ptr\n",
+ __func__);
+ retval = -ENOMEM;
+ goto err_fn_ptr;
+ }
+
+ rmidev->fn_ptr->read = rmi4_data->i2c_read;
+ rmidev->fn_ptr->write = rmi4_data->i2c_write;
+ rmidev->fn_ptr->enable = rmi4_data->irq_enable;
+ rmidev->rmi4_data = rmi4_data;
+
+ retval = rmidev_create_device_class();
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to create device class\n",
+ __func__);
+ goto err_device_class;
+ }
+
+ if (rmidev_major_num) {
+ dev_no = MKDEV(rmidev_major_num, DEV_NUMBER);
+ retval = register_chrdev_region(dev_no, 1, CHAR_DEVICE_NAME);
+ } else {
+ retval = alloc_chrdev_region(&dev_no, 0, 1, CHAR_DEVICE_NAME);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to allocate char device region\n",
+ __func__);
+ goto err_device_region;
+ }
+
+ rmidev_major_num = MAJOR(dev_no);
+ dev_dbg(&rmi4_data->i2c_client->dev,
+ "%s: Major number of rmidev = %d\n",
+ __func__, rmidev_major_num);
+ }
+
+ dev_data = kzalloc(sizeof(*dev_data), GFP_KERNEL);
+ if (!dev_data) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to alloc mem for dev_data\n",
+ __func__);
+ retval = -ENOMEM;
+ goto err_dev_data;
+ }
+
+ mutex_init(&dev_data->file_mutex);
+ dev_data->rmi_dev = rmidev;
+ rmidev->data = dev_data;
+
+ cdev_init(&dev_data->main_dev, &rmidev_fops);
+
+ retval = cdev_add(&dev_data->main_dev, dev_no, 1);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to add rmi char device\n",
+ __func__);
+ goto err_char_device;
+ }
+
+ dev_set_name(&rmidev->dev, "rmidev%d", MINOR(dev_no));
+ dev_data->device_class = rmidev_device_class;
+
+ device_ptr = device_create(dev_data->device_class, NULL, dev_no,
+ NULL, CHAR_DEVICE_NAME"%d", MINOR(dev_no));
+ if (IS_ERR(device_ptr)) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to create rmi char device\n",
+ __func__);
+ retval = -ENODEV;
+ goto err_char_device;
+ }
+
+ retval = gpio_export(rmi4_data->board->gpio, false);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to export attention gpio\n",
+ __func__);
+ } else {
+ retval = gpio_export_link(&(rmi4_data->input_dev->dev),
+ "attn", rmi4_data->board->gpio);
+ if (retval < 0) {
+ dev_err(&rmi4_data->input_dev->dev,
+ "%s Failed to create gpio symlink\n",
+ __func__);
+ } else {
+ dev_dbg(&rmi4_data->input_dev->dev,
+ "%s: Exported attention gpio %d\n",
+ __func__, rmi4_data->board->gpio);
+ }
+ }
+
+ rmidev->sysfs_dir = kobject_create_and_add("rmidev",
+ &rmi4_data->input_dev->dev.kobj);
+ if (!rmidev->sysfs_dir) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to create sysfs directory\n",
+ __func__);
+ goto err_sysfs_dir;
+ }
+
+ retval = sysfs_create_bin_file(rmidev->sysfs_dir,
+ &attr_data);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to create sysfs bin file\n",
+ __func__);
+ goto err_sysfs_bin;
+ }
+
+ for (attr_count = 0; attr_count < ARRAY_SIZE(attrs); attr_count++) {
+ retval = sysfs_create_file(rmidev->sysfs_dir,
+ &attrs[attr_count].attr);
+ if (retval < 0) {
+ dev_err(&rmi4_data->input_dev->dev,
+ "%s: Failed to create sysfs attributes\n",
+ __func__);
+ retval = -ENODEV;
+ goto err_sysfs_attrs;
+ }
+ }
+
+ return 0;
+
+err_sysfs_attrs:
+ attr_count_num = (int)attr_count;
+ for (attr_count_num--; attr_count_num >= 0; attr_count_num--)
+ sysfs_remove_file(rmidev->sysfs_dir, &attrs[attr_count].attr);
+
+ sysfs_remove_bin_file(rmidev->sysfs_dir, &attr_data);
+
+err_sysfs_bin:
+ kobject_put(rmidev->sysfs_dir);
+
+err_sysfs_dir:
+err_char_device:
+ rmidev_device_cleanup(dev_data);
+ kfree(dev_data);
+
+err_dev_data:
+ unregister_chrdev_region(dev_no, 1);
+
+err_device_region:
+ class_destroy(rmidev_device_class);
+
+err_device_class:
+ kfree(rmidev->fn_ptr);
+
+err_fn_ptr:
+ kfree(rmidev);
+
+err_rmidev:
+ return retval;
+}
+
+static void rmidev_remove_device(struct synaptics_rmi4_data *rmi4_data)
+{
+ unsigned char attr_count;
+ struct rmidev_data *dev_data;
+
+ if (!rmidev)
+ return;
+
+ for (attr_count = 0; attr_count < ARRAY_SIZE(attrs); attr_count++)
+ sysfs_remove_file(rmidev->sysfs_dir, &attrs[attr_count].attr);
+
+ sysfs_remove_bin_file(rmidev->sysfs_dir, &attr_data);
+
+ kobject_put(rmidev->sysfs_dir);
+
+ dev_data = rmidev->data;
+ if (dev_data) {
+ rmidev_device_cleanup(dev_data);
+ kfree(dev_data);
+ }
+
+ unregister_chrdev_region(rmidev->dev_no, 1);
+
+ class_destroy(rmidev_device_class);
+
+ kfree(rmidev->fn_ptr);
+ kfree(rmidev);
+
+ return;
+}
+
+int rmidev_module_register(void)
+{
+ int retval;
+
+ retval = synaptics_rmi4_new_function(RMI_DEV,
+ rmidev_init_device,
+ rmidev_remove_device,
+ NULL);
+
+ return retval;
+}
diff --git a/drivers/input/touchscreen/rmi_f54.c b/drivers/input/touchscreen/rmi_f54.c
new file mode 100644
index 0000000..264fbb9
--- /dev/null
+++ b/drivers/input/touchscreen/rmi_f54.c
@@ -0,0 +1,4513 @@
+/* Synaptics Register Mapped Interface (RMI4) I2C Physical Layer Driver.
+ * Copyright (c) 2007-2012, Synaptics Incorporated
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ */
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <asm/unaligned.h>
+#include <mach/cpufreq.h>
+#include <linux/slab.h>
+#include <linux/i2c.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+#include <linux/input.h>
+#include <linux/ctype.h>
+#include <linux/hrtimer.h>
+#include <linux/firmware.h>
+
+#include "synaptics_i2c_rmi.h"
+
+#define FACTORY_MODE
+
+#define CMD_REPORT_TYPE_DELTA 2
+#define CMD_REPORT_TYPE_RAWCAP 20
+#define CMD_GET_REPORT 1
+
+#define TSP_RAWCAP_MAX 6000
+#define TSP_RAWCAP_MIN 300
+#define TSP_DELTA_MAX 10
+#define TSP_DELTA_MIN -10
+
+#define WATCHDOG_HRTIMER
+#define WATCHDOG_TIMEOUT_S 2 /* sec */
+#define FORCE_TIMEOUT_100MS 10
+#define STATUS_WORK_INTERVAL 20 /* ms */
+
+/*
+#define RAW_HEX
+#define HUMAN_READABLE
+*/
+
+#define STATUS_IDLE 0
+#define STATUS_BUSY 1
+
+#define DATA_REPORT_INDEX_OFFSET 1
+#define DATA_REPORT_DATA_OFFSET 3
+
+#define COMMAND_GET_REPORT 1
+#define COMMAND_FORCE_CAL 2
+#define COMMAND_FORCE_UPDATE 4
+
+#define HIGH_RESISTANCE_DATA_SIZE 6
+#define FULL_RAW_CAP_MIN_MAX_DATA_SIZE 4
+#define TREX_DATA_SIZE 7
+
+#define NO_AUTO_CAL_MASK 0x01
+
+#define concat(a, b) a##b
+#define tostring(x) (#x)
+
+#define GROUP(_attrs) {\
+ .attrs = _attrs,\
+}
+
+#define attrify(propname) (&dev_attr_##propname.attr)
+
+#define show_prototype(propname)\
+static ssize_t concat(synaptics_rmi4_f54, _##propname##_show)(\
+ struct device *dev,\
+ struct device_attribute *attr,\
+ char *buf);\
+\
+struct device_attribute dev_attr_##propname =\
+ __ATTR(propname, S_IRUGO,\
+ concat(synaptics_rmi4_f54, _##propname##_show),\
+ synaptics_rmi4_store_error);
+
+#define store_prototype(propname)\
+static ssize_t concat(synaptics_rmi4_f54, _##propname##_store)(\
+ struct device *dev,\
+ struct device_attribute *attr,\
+ const char *buf, size_t count);\
+\
+struct device_attribute dev_attr_##propname =\
+ __ATTR(propname, S_IWUSR | S_IWGRP,\
+ synaptics_rmi4_show_error,\
+ concat(synaptics_rmi4_f54, _##propname##_store));
+
+#define show_store_prototype(propname)\
+static ssize_t concat(synaptics_rmi4_f54, _##propname##_show)(\
+ struct device *dev,\
+ struct device_attribute *attr,\
+ char *buf);\
+\
+static ssize_t concat(synaptics_rmi4_f54, _##propname##_store)(\
+ struct device *dev,\
+ struct device_attribute *attr,\
+ const char *buf, size_t count);\
+\
+struct device_attribute dev_attr_##propname =\
+ __ATTR(propname, (S_IRUGO | S_IWUSR | S_IWGRP),\
+ concat(synaptics_rmi4_f54, _##propname##_show),\
+ concat(synaptics_rmi4_f54, _##propname##_store));
+
+#define simple_show_func(rtype, propname, fmt)\
+static ssize_t concat(synaptics_rmi4_f54, _##propname##_show)(\
+ struct device *dev,\
+ struct device_attribute *attr,\
+ char *buf)\
+{\
+ return snprintf(buf, PAGE_SIZE, fmt, f54->rtype.propname);\
+} \
+
+#define simple_show_func_unsigned(rtype, propname)\
+simple_show_func(rtype, propname, "%u\n")
+
+#define show_func(rtype, rgrp, propname, fmt)\
+static ssize_t concat(synaptics_rmi4_f54, _##propname##_show)(\
+ struct device *dev,\
+ struct device_attribute *attr,\
+ char *buf)\
+{\
+ int retval;\
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;\
+\
+ mutex_lock(&f54->rtype##_mutex);\
+\
+ retval = f54->fn_ptr->read(rmi4_data,\
+ f54->rtype.rgrp->address,\
+ f54->rtype.rgrp->data,\
+ sizeof(f54->rtype.rgrp->data));\
+ mutex_unlock(&f54->rtype##_mutex);\
+ if (retval < 0) {\
+ dev_err(&rmi4_data->i2c_client->dev,\
+ "%s: Failed to read " #rtype\
+ " " #rgrp "\n",\
+ __func__);\
+ return retval;\
+ } \
+\
+ return snprintf(buf, PAGE_SIZE, fmt,\
+ f54->rtype.rgrp->propname);\
+} \
+
+#define show_store_func(rtype, rgrp, propname, fmt)\
+show_func(rtype, rgrp, propname, fmt)\
+\
+static ssize_t concat(synaptics_rmi4_f54, _##propname##_store)(\
+ struct device *dev,\
+ struct device_attribute *attr,\
+ const char *buf, size_t count)\
+{\
+ int retval;\
+ unsigned long setting;\
+ unsigned long o_setting;\
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;\
+\
+ retval = kstrtoul(buf, 10, &setting);\
+ if (retval)\
+ return retval;\
+\
+ mutex_lock(&f54->rtype##_mutex);\
+ retval = f54->fn_ptr->read(rmi4_data,\
+ f54->rtype.rgrp->address,\
+ f54->rtype.rgrp->data,\
+ sizeof(f54->rtype.rgrp->data));\
+ if (retval < 0) {\
+ mutex_unlock(&f54->rtype##_mutex);\
+ dev_err(&rmi4_data->i2c_client->dev,\
+ "%s: Failed to read " #rtype\
+ " " #rgrp "\n",\
+ __func__);\
+ return retval;\
+ } \
+\
+ if (f54->rtype.rgrp->propname == setting) {\
+ mutex_unlock(&f54->rtype##_mutex);\
+ return count;\
+ } \
+\
+ o_setting = f54->rtype.rgrp->propname;\
+ f54->rtype.rgrp->propname = setting;\
+\
+ retval = f54->fn_ptr->write(rmi4_data,\
+ f54->rtype.rgrp->address,\
+ f54->rtype.rgrp->data,\
+ sizeof(f54->rtype.rgrp->data));\
+ if (retval < 0) {\
+ dev_err(&rmi4_data->i2c_client->dev,\
+ "%s: Failed to write " #rtype\
+ " " #rgrp "\n",\
+ __func__);\
+ f54->rtype.rgrp->propname = o_setting;\
+ mutex_unlock(&f54->rtype##_mutex);\
+ return retval;\
+ } \
+\
+ mutex_unlock(&f54->rtype##_mutex);\
+ return count;\
+} \
+
+#define show_store_func_unsigned(rtype, rgrp, propname)\
+show_store_func(rtype, rgrp, propname, "%u\n")
+
+#define show_replicated_func(rtype, rgrp, propname, fmt)\
+static ssize_t concat(synaptics_rmi4_f54, _##propname##_show)(\
+ struct device *dev,\
+ struct device_attribute *attr,\
+ char *buf)\
+{\
+ int retval;\
+ int size = 0;\
+ unsigned char ii;\
+ unsigned char length;\
+ unsigned char *temp;\
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;\
+\
+ mutex_lock(&f54->rtype##_mutex);\
+\
+ length = f54->rtype.rgrp->length;\
+\
+ retval = f54->fn_ptr->read(rmi4_data,\
+ f54->rtype.rgrp->address,\
+ (unsigned char *)f54->rtype.rgrp->data,\
+ length);\
+ mutex_unlock(&f54->rtype##_mutex);\
+ if (retval < 0) {\
+ dev_dbg(&rmi4_data->i2c_client->dev,\
+ "%s: Failed to read " #rtype\
+ " " #rgrp "\n",\
+ __func__);\
+ } \
+\
+ temp = buf;\
+\
+ for (ii = 0; ii < length; ii++) {\
+ retval = snprintf(temp, PAGE_SIZE - size, fmt " ",\
+ f54->rtype.rgrp->data[ii].propname);\
+ if (retval < 0) {\
+ dev_err(&rmi4_data->i2c_client->dev,\
+ "%s: Faild to write output\n",\
+ __func__);\
+ return retval;\
+ } \
+ size += retval;\
+ temp += retval;\
+ } \
+\
+ retval = snprintf(temp, PAGE_SIZE - size, "\n");\
+ if (retval < 0) {\
+ dev_err(&rmi4_data->i2c_client->dev,\
+ "%s: Faild to write null terminator\n",\
+ __func__);\
+ return retval;\
+ } \
+\
+ return size + retval;\
+} \
+
+#define show_replicated_func_unsigned(rtype, rgrp, propname)\
+show_replicated_func(rtype, rgrp, propname, "%u")
+
+#define show_store_replicated_func(rtype, rgrp, propname, fmt)\
+show_replicated_func(rtype, rgrp, propname, fmt)\
+\
+static ssize_t concat(synaptics_rmi4_f54, _##propname##_store)(\
+ struct device *dev,\
+ struct device_attribute *attr,\
+ const char *buf, size_t count)\
+{\
+ int retval;\
+ unsigned int setting;\
+ unsigned char ii;\
+ unsigned char length;\
+ const unsigned char *temp;\
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;\
+\
+ mutex_lock(&f54->rtype##_mutex);\
+\
+ length = f54->rtype.rgrp->length;\
+\
+ retval = f54->fn_ptr->read(rmi4_data,\
+ f54->rtype.rgrp->address,\
+ (unsigned char *)f54->rtype.rgrp->data,\
+ length);\
+ if (retval < 0) {\
+ dev_dbg(&rmi4_data->i2c_client->dev,\
+ "%s: Failed to read " #rtype\
+ " " #rgrp "\n",\
+ __func__);\
+ } \
+\
+ temp = buf;\
+\
+ for (ii = 0; ii < length; ii++) {\
+ if (sscanf(temp, fmt, &setting) == 1) {\
+ f54->rtype.rgrp->data[ii].propname = setting;\
+ } else {\
+ retval = f54->fn_ptr->read(rmi4_data,\
+ f54->rtype.rgrp->address,\
+ (unsigned char *)f54->rtype.rgrp->data,\
+ length);\
+ mutex_unlock(&f54->rtype##_mutex);\
+ return -EINVAL;\
+ } \
+\
+ while (*temp != 0) {\
+ temp++;\
+ if (isspace(*(temp - 1)) && !isspace(*temp))\
+ break;\
+ } \
+ } \
+\
+ retval = f54->fn_ptr->write(rmi4_data,\
+ f54->rtype.rgrp->address,\
+ (unsigned char *)f54->rtype.rgrp->data,\
+ length);\
+ mutex_unlock(&f54->rtype##_mutex);\
+ if (retval < 0) {\
+ dev_err(&rmi4_data->i2c_client->dev,\
+ "%s: Failed to write " #rtype\
+ " " #rgrp "\n",\
+ __func__);\
+ return retval;\
+ } \
+\
+ return count;\
+} \
+
+#define show_store_replicated_func_unsigned(rtype, rgrp, propname)\
+show_store_replicated_func(rtype, rgrp, propname, "%u")
+
+enum f54_report_types {
+ F54_8BIT_IMAGE = 1,
+ F54_16BIT_IMAGE = 2,
+ F54_RAW_16BIT_IMAGE = 3,
+ F54_HIGH_RESISTANCE = 4,
+ F54_TX_TO_TX_SHORT = 5,
+ F54_RX_TO_RX1 = 7,
+ F54_TRUE_BASELINE = 9,
+ F54_FULL_RAW_CAP_MIN_MAX = 13,
+ F54_RX_OPENS1 = 14,
+ F54_TX_OPEN = 15,
+ F54_TX_TO_GROUND = 16,
+ F54_RX_TO_RX2 = 17,
+ F54_RX_OPENS2 = 18,
+ F54_FULL_RAW_CAP = 19,
+ F54_FULL_RAW_CAP_RX_COUPLING_COMP = 20,
+ F54_SENSOR_SPEED = 22,
+ F54_ADC_RANGE = 23,
+ F54_TREX_OPENS = 24,
+ F54_TREX_TO_GND = 25,
+ F54_TREX_SHORTS = 26,
+ F54_ABS_RAW_CAP = 38,
+ F54_ABS_DELTA_CAP = 40,
+ INVALID_REPORT_TYPE = -1,
+};
+
+struct f54_query {
+ union {
+ struct {
+ /* query 0 */
+ unsigned char num_of_rx_electrodes;
+
+ /* query 1 */
+ unsigned char num_of_tx_electrodes;
+
+ /* query 2 */
+ unsigned char f54_query2_b0__1:2;
+ unsigned char has_baseline:1;
+ unsigned char has_image8:1;
+ unsigned char f54_query2_b4__5:2;
+ unsigned char has_image16:1;
+ unsigned char f54_query2_b7:1;
+
+ /* queries 3.0 and 3.1 */
+ unsigned short clock_rate;
+
+ /* query 4 */
+ unsigned char touch_controller_family;
+
+ /* query 5 */
+ unsigned char has_pixel_touch_threshold_adjustment:1;
+ unsigned char f54_query5_b1__7:7;
+
+ /* query 6 */
+ unsigned char has_sensor_assignment:1;
+ unsigned char has_interference_metric:1;
+ unsigned char has_sense_frequency_control:1;
+ unsigned char has_firmware_noise_mitigation:1;
+ unsigned char has_ctrl11:1;
+ unsigned char has_two_byte_report_rate:1;
+ unsigned char has_one_byte_report_rate:1;
+ unsigned char has_relaxation_control:1;
+
+ /* query 7 */
+ unsigned char curve_compensation_mode:2;
+ unsigned char f54_query7_b2__7:6;
+
+ /* query 8 */
+ unsigned char f54_query8_b0:1;
+ unsigned char has_iir_filter:1;
+ unsigned char has_cmn_removal:1;
+ unsigned char has_cmn_maximum:1;
+ unsigned char has_touch_hysteresis:1;
+ unsigned char has_edge_compensation:1;
+ unsigned char has_per_frequency_noise_control:1;
+ unsigned char has_enhanced_stretch:1;
+
+ /* query 9 */
+ unsigned char has_force_fast_relaxation:1;
+ unsigned char has_multi_metric_state_machine:1;
+ unsigned char has_signal_clarity:1;
+ unsigned char has_variance_metric:1;
+ unsigned char has_0d_relaxation_control:1;
+ unsigned char has_0d_acquisition_control:1;
+ unsigned char has_status:1;
+ unsigned char has_slew_metric:1;
+
+ /* queries 10 11 */
+ unsigned char f54_query10;
+ unsigned char f54_query11;
+
+ /* query 12 */
+ unsigned char number_of_sensing_frequencies:4;
+ unsigned char f54_query12_b4__7:4;
+ } __packed;
+ unsigned char data[14];
+ };
+};
+
+struct f54_control_0 {
+ union {
+ struct {
+ unsigned char no_relax:1;
+ unsigned char no_scan:1;
+ unsigned char force_fast_relaxation:1;
+ unsigned char startup_fast_relaxation:1;
+ unsigned char gesture_cancels_sfr:1;
+ unsigned char enable_energy_ratio_relaxation:1;
+ unsigned char excessive_noise_attn_enable:1;
+ unsigned char f54_control0_b7:1;
+ } __packed;
+ struct {
+ unsigned char data[1];
+ unsigned short address;
+ } __packed;
+ };
+};
+
+struct f54_control_1 {
+ union {
+ struct {
+ unsigned char bursts_per_cluster:4;
+ unsigned char f54_ctrl1_b4__7:4;
+ } __packed;
+ struct {
+ unsigned char data[1];
+ unsigned short address;
+ } __packed;
+ };
+};
+
+struct f54_control_2 {
+ union {
+ struct {
+ unsigned short saturation_cap;
+ } __packed;
+ struct {
+ unsigned char data[2];
+ unsigned short address;
+ } __packed;
+ };
+};
+
+struct f54_control_3 {
+ union {
+ struct {
+ unsigned char pixel_touch_threshold;
+ } __packed;
+ struct {
+ unsigned char data[1];
+ unsigned short address;
+ } __packed;
+ };
+};
+
+struct f54_control_4__6 {
+ union {
+ struct {
+ /* control 4 */
+ unsigned char rx_feedback_cap:2;
+ unsigned char bias_current:2;
+ unsigned char f54_ctrl4_b4__7:4;
+
+ /* control 5 */
+ unsigned char low_ref_cap:2;
+ unsigned char low_ref_feedback_cap:2;
+ unsigned char low_ref_polarity:1;
+ unsigned char f54_ctrl5_b5__7:3;
+
+ /* control 6 */
+ unsigned char high_ref_cap:2;
+ unsigned char high_ref_feedback_cap:2;
+ unsigned char high_ref_polarity:1;
+ unsigned char f54_ctrl6_b5__7:3;
+ } __packed;
+ struct {
+ unsigned char data[3];
+ unsigned short address;
+ } __packed;
+ };
+};
+
+struct f54_control_7 {
+ union {
+ struct {
+ unsigned char cbc_cap:2;
+ unsigned char cbc_polarity:2;
+ unsigned char cbc_tx_carrier_selection:1;
+ unsigned char f54_ctrl7_b5__7:3;
+ } __packed;
+ struct {
+ unsigned char data[1];
+ unsigned short address;
+ } __packed;
+ };
+};
+
+struct f54_control_8__9 {
+ union {
+ struct {
+ /* control 8 */
+ unsigned short integration_duration:10;
+ unsigned short f54_ctrl8_b10__15:6;
+
+ /* control 9 */
+ unsigned char reset_duration;
+ } __packed;
+ struct {
+ unsigned char data[3];
+ unsigned short address;
+ } __packed;
+ };
+};
+
+struct f54_control_10 {
+ union {
+ struct {
+ unsigned char noise_sensing_bursts_per_image:4;
+ unsigned char f54_ctrl10_b4__7:4;
+ } __packed;
+ struct {
+ unsigned char data[1];
+ unsigned short address;
+ } __packed;
+ };
+};
+
+struct f54_control_11 {
+ union {
+ struct {
+ unsigned short f54_ctrl11;
+ } __packed;
+ struct {
+ unsigned char data[2];
+ unsigned short address;
+ } __packed;
+ };
+};
+
+struct f54_control_12__13 {
+ union {
+ struct {
+ /* control 12 */
+ unsigned char slow_relaxation_rate;
+
+ /* control 13 */
+ unsigned char fast_relaxation_rate;
+ } __packed;
+ struct {
+ unsigned char data[2];
+ unsigned short address;
+ } __packed;
+ };
+};
+
+struct f54_control_14 {
+ union {
+ struct {
+ unsigned char rxs_on_xaxis:1;
+ unsigned char curve_comp_on_txs:1;
+ unsigned char f54_ctrl14_b2__7:6;
+ } __packed;
+ struct {
+ unsigned char data[1];
+ unsigned short address;
+ } __packed;
+ };
+};
+
+struct f54_control_15n {
+ unsigned char sensor_rx_assignment;
+};
+
+struct f54_control_15 {
+ struct f54_control_15n *data;
+ unsigned short address;
+ unsigned char length;
+};
+
+struct f54_control_16n {
+ unsigned char sensor_tx_assignment;
+};
+
+struct f54_control_16 {
+ struct f54_control_16n *data;
+ unsigned short address;
+ unsigned char length;
+};
+
+struct f54_control_17n {
+ unsigned char burst_count_b8__10:3;
+ unsigned char disable:1;
+ unsigned char f54_ctrl17_b4:1;
+ unsigned char filter_bandwidth:3;
+};
+
+struct f54_control_17 {
+ struct f54_control_17n *data;
+ unsigned short address;
+ unsigned char length;
+};
+
+struct f54_control_18n {
+ unsigned char burst_count_b0__7;
+};
+
+struct f54_control_18 {
+ struct f54_control_18n *data;
+ unsigned short address;
+ unsigned char length;
+};
+
+struct f54_control_19n {
+ unsigned char stretch_duration;
+};
+
+struct f54_control_19 {
+ struct f54_control_19n *data;
+ unsigned short address;
+ unsigned char length;
+};
+
+struct f54_control_20 {
+ union {
+ struct {
+ unsigned char disable_noise_mitigation:1;
+ unsigned char f54_ctrl20_b1__7:7;
+ } __packed;
+ struct {
+ unsigned char data[1];
+ unsigned short address;
+ } __packed;
+ };
+};
+
+struct f54_control_21 {
+ union {
+ struct {
+ unsigned short freq_shift_noise_threshold;
+ } __packed;
+ struct {
+ unsigned char data[2];
+ unsigned short address;
+ } __packed;
+ };
+};
+
+struct f54_control_22__26 {
+ union {
+ struct {
+ /* control 22 */
+ unsigned char f54_ctrl22;
+
+ /* control 23 */
+ unsigned short medium_noise_threshold;
+
+ /* control 24 */
+ unsigned short high_noise_threshold;
+
+ /* control 25 */
+ unsigned char noise_density;
+
+ /* control 26 */
+ unsigned char frame_count;
+ } __packed;
+ struct {
+ unsigned char data[7];
+ unsigned short address;
+ } __packed;
+ };
+};
+
+struct f54_control_27 {
+ union {
+ struct {
+ unsigned char iir_filter_coef;
+ } __packed;
+ struct {
+ unsigned char data[1];
+ unsigned short address;
+ } __packed;
+ };
+};
+
+struct f54_control_28 {
+ union {
+ struct {
+ unsigned short quiet_threshold;
+ } __packed;
+ struct {
+ unsigned char data[2];
+ unsigned short address;
+ } __packed;
+ };
+};
+
+struct f54_control_29 {
+ union {
+ struct {
+ /* control 29 */
+ unsigned char f54_ctrl29_b0__6:7;
+ unsigned char cmn_filter_disable:1;
+ } __packed;
+ struct {
+ unsigned char data[1];
+ unsigned short address;
+ } __packed;
+ };
+};
+
+struct f54_control_30 {
+ union {
+ struct {
+ unsigned char cmn_filter_max;
+ } __packed;
+ struct {
+ unsigned char data[1];
+ unsigned short address;
+ } __packed;
+ };
+};
+
+struct f54_control_31 {
+ union {
+ struct {
+ unsigned char touch_hysteresis;
+ } __packed;
+ struct {
+ unsigned char data[1];
+ unsigned short address;
+ } __packed;
+ };
+};
+
+struct f54_control_32__35 {
+ union {
+ struct {
+ /* control 32 */
+ unsigned short rx_low_edge_comp;
+
+ /* control 33 */
+ unsigned short rx_high_edge_comp;
+
+ /* control 34 */
+ unsigned short tx_low_edge_comp;
+
+ /* control 35 */
+ unsigned short tx_high_edge_comp;
+ } __packed;
+ struct {
+ unsigned char data[8];
+ unsigned short address;
+ } __packed;
+ };
+};
+
+struct f54_control_36n {
+ unsigned char axis1_comp;
+};
+
+struct f54_control_36 {
+ struct f54_control_36n *data;
+ unsigned short address;
+ unsigned char length;
+};
+
+struct f54_control_37n {
+ unsigned char axis2_comp;
+};
+
+struct f54_control_37 {
+ struct f54_control_37n *data;
+ unsigned short address;
+ unsigned char length;
+};
+
+struct f54_control_38n {
+ unsigned char noise_control_1;
+};
+
+struct f54_control_38 {
+ struct f54_control_38n *data;
+ unsigned short address;
+ unsigned char length;
+};
+
+struct f54_control_39n {
+ unsigned char noise_control_2;
+};
+
+struct f54_control_39 {
+ struct f54_control_39n *data;
+ unsigned short address;
+ unsigned char length;
+};
+
+struct f54_control_40n {
+ unsigned char noise_control_3;
+};
+
+struct f54_control_40 {
+ struct f54_control_40n *data;
+ unsigned short address;
+ unsigned char length;
+};
+
+struct f54_control_41 {
+ union {
+ struct {
+ /* control 41 */
+ unsigned char no_signal_clarity:1;
+ unsigned char f54_ctrl41_b1__7:7;
+ } __packed;
+ struct {
+ unsigned char data[1];
+ unsigned short address;
+ } __packed;
+ };
+};
+
+struct f54_control_57 {
+ union {
+ struct {
+ unsigned char cbc_cap_0d:3;
+ unsigned char cbc_polarity_0d:1;
+ unsigned char cbc_tx_carrier_selection_0d:1;
+ unsigned char f54_ctrl57_b5__7:3;
+ } __packed;
+ struct {
+ unsigned char data[1];
+ unsigned short address;
+ } __packed;
+ };
+};
+
+struct f54_control {
+ struct f54_control_0 *reg_0;
+ struct f54_control_1 *reg_1;
+ struct f54_control_2 *reg_2;
+ struct f54_control_3 *reg_3;
+ struct f54_control_4__6 *reg_4__6;
+ struct f54_control_7 *reg_7;
+ struct f54_control_8__9 *reg_8__9;
+ struct f54_control_10 *reg_10;
+ struct f54_control_11 *reg_11;
+ struct f54_control_12__13 *reg_12__13;
+ struct f54_control_14 *reg_14;
+ struct f54_control_15 *reg_15;
+ struct f54_control_16 *reg_16;
+ struct f54_control_17 *reg_17;
+ struct f54_control_18 *reg_18;
+ struct f54_control_19 *reg_19;
+ struct f54_control_20 *reg_20;
+ struct f54_control_21 *reg_21;
+ struct f54_control_22__26 *reg_22__26;
+ struct f54_control_27 *reg_27;
+ struct f54_control_28 *reg_28;
+ struct f54_control_29 *reg_29;
+ struct f54_control_30 *reg_30;
+ struct f54_control_31 *reg_31;
+ struct f54_control_32__35 *reg_32__35;
+ struct f54_control_36 *reg_36;
+ struct f54_control_37 *reg_37;
+ struct f54_control_38 *reg_38;
+ struct f54_control_39 *reg_39;
+ struct f54_control_40 *reg_40;
+ struct f54_control_41 *reg_41;
+ struct f54_control_57 *reg_57;
+};
+
+#ifdef FACTORY_MODE
+#include <linux/uaccess.h>
+
+#define CMD_STR_LEN 32
+#define CMD_PARAM_NUM 8
+#define CMD_RESULT_STR_LEN 512
+#define FT_CMD(name, func) .cmd_name = name, .cmd_func = func
+#define F12_CTRL9_ADDR 0X0011
+#define F34_CTRL0_0_ADDR 0x0007
+#define F34_CTRL0_3_ADDR 0x000a
+
+enum CMD_STATUS {
+ CMD_STATUS_WAITING = 0,
+ CMD_STATUS_RUNNING,
+ CMD_STATUS_OK,
+ CMD_STATUS_FAIL,
+ CMD_STATUS_NOT_APPLICABLE,
+};
+
+struct ft_cmd {
+ const char *cmd_name;
+ void (*cmd_func)(void);
+ struct list_head list;
+};
+
+struct factory_data {
+ struct device *fac_dev_ts;
+ short *rawcap_data;
+ short *delta_data;
+ short *abscap_data;
+ short *absdelta_data;
+ short *trx_short;
+ bool cmd_is_running;
+ unsigned char cmd_state;
+ char cmd[CMD_STR_LEN];
+ int cmd_param[CMD_PARAM_NUM];
+ char cmd_buff[CMD_RESULT_STR_LEN];
+ char cmd_result[CMD_RESULT_STR_LEN];
+ struct mutex cmd_lock;
+ struct list_head cmd_list_head;
+};
+
+static int synaptics_rmi4_f54_get_report_type(int type);
+
+static ssize_t cmd_store(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count);
+
+static ssize_t cmd_status_show(struct device *dev,
+ struct device_attribute *attr, char *buf);
+
+static ssize_t cmd_result_show(struct device *dev,
+ struct device_attribute *attr, char *buf);
+
+static ssize_t cmd_list_show(struct device *dev,
+ struct device_attribute *attr, char *buf);
+
+static DEVICE_ATTR(cmd, S_IWUSR | S_IWGRP, NULL, cmd_store);
+static DEVICE_ATTR(cmd_status, S_IRUGO, cmd_status_show, NULL);
+static DEVICE_ATTR(cmd_result, S_IRUGO, cmd_result_show, NULL);
+static DEVICE_ATTR(cmd_list, S_IRUGO, cmd_list_show, NULL);
+
+static struct attribute *cmd_attributes[] = {
+ &dev_attr_cmd.attr,
+ &dev_attr_cmd_status.attr,
+ &dev_attr_cmd_result.attr,
+ &dev_attr_cmd_list.attr,
+ NULL,
+};
+
+static struct attribute_group cmd_attr_group = {
+ .attrs = cmd_attributes,
+};
+
+static void fw_update(void);
+static void get_fw_ver_bin(void);
+static void get_fw_ver_ic(void);
+static void get_fac_fw_ver_bin(void);
+static void get_config_ver(void);
+static void get_threshold(void);
+static void module_off_master(void);
+static void module_on_master(void);
+static void get_chip_vendor(void);
+static void get_chip_name(void);
+static void get_x_num(void);
+static void get_y_num(void);
+static void get_rawcap(void);
+static void run_rawcap_read(void);
+static void get_delta(void);
+static void run_delta_read(void);
+static void run_abscap_read(void);
+static void run_absdelta_read(void);
+static void run_trx_short_test(void);
+static void hover_enable(void);
+static void hover_no_sleep_enable(void);
+static void boost_level(void);
+static void clear_cover_mode(void);
+static void glove_mode(void);
+static void get_glove_sensitivity(void);
+static void fast_glove_mode(void);
+static void hover_rezero(void);
+static void not_support_cmd(void);
+
+struct ft_cmd ft_cmds[] = {
+ {FT_CMD("fw_update", fw_update),},
+ {FT_CMD("get_fw_ver_bin", get_fw_ver_bin),},
+ {FT_CMD("get_fw_ver_ic", get_fw_ver_ic),},
+ {FT_CMD("get_fac_fw_ver_bin", get_fac_fw_ver_bin),},
+ {FT_CMD("get_config_ver", get_config_ver),},
+ {FT_CMD("get_threshold", get_threshold),},
+ {FT_CMD("module_off_master", module_off_master),},
+ {FT_CMD("module_on_master", module_on_master),},
+ {FT_CMD("module_off_slave", not_support_cmd),},
+ {FT_CMD("module_on_slave", not_support_cmd),},
+ {FT_CMD("get_chip_vendor", get_chip_vendor),},
+ {FT_CMD("get_chip_name", get_chip_name),},
+ {FT_CMD("get_x_num", get_x_num),},
+ {FT_CMD("get_y_num", get_y_num),},
+ {FT_CMD("get_rawcap", get_rawcap),},
+ {FT_CMD("run_rawcap_read", run_rawcap_read),},
+ {FT_CMD("get_delta", get_delta),},
+ {FT_CMD("run_delta_read", run_delta_read),},
+ {FT_CMD("run_abscap_read", run_abscap_read),},
+ {FT_CMD("run_absdelta_read", run_absdelta_read),},
+ {FT_CMD("run_trx_short_test", run_trx_short_test),},
+ {FT_CMD("hover_enable", hover_enable),},
+ {FT_CMD("hover_no_sleep_enable", hover_no_sleep_enable),},
+ {FT_CMD("boost_level", boost_level),},
+ {FT_CMD("clear_cover_mode", clear_cover_mode),},
+ {FT_CMD("glove_mode", glove_mode),},
+ {FT_CMD("get_glove_sensitivity", get_glove_sensitivity),},
+ {FT_CMD("fast_glove_mode", fast_glove_mode),},
+ {FT_CMD("hover_rezero", hover_rezero),},
+ {FT_CMD("not_support_cmd", not_support_cmd),},
+};
+#endif
+
+struct synaptics_rmi4_f54_handle {
+ bool no_auto_cal;
+ unsigned char status;
+ unsigned char intr_mask;
+ unsigned char intr_reg_num;
+ unsigned char *report_data;
+ unsigned short query_base_addr;
+ unsigned short control_base_addr;
+ unsigned short data_base_addr;
+ unsigned short command_base_addr;
+ unsigned short fifoindex;
+ unsigned int report_size;
+ unsigned int data_buffer_size;
+ enum f54_report_types report_type;
+ struct mutex status_mutex;
+ struct mutex data_mutex;
+ struct mutex control_mutex;
+ struct f54_query query;
+ struct f54_control control;
+#ifdef FACTORY_MODE
+ struct factory_data *factory_data;
+#endif
+ struct kobject *attr_dir;
+ struct hrtimer watchdog;
+ struct work_struct timeout_work;
+ struct delayed_work status_work;
+ struct workqueue_struct *status_workqueue;
+ struct synaptics_rmi4_exp_fn_ptr *fn_ptr;
+ struct synaptics_rmi4_data *rmi4_data;
+};
+
+show_prototype(status)
+show_prototype(report_size)
+show_store_prototype(no_auto_cal)
+show_store_prototype(report_type)
+show_store_prototype(fifoindex)
+store_prototype(do_preparation)
+store_prototype(get_report)
+store_prototype(force_cal)
+show_prototype(num_of_rx_electrodes)
+show_prototype(num_of_tx_electrodes)
+show_prototype(has_image16)
+show_prototype(has_image8)
+show_prototype(has_baseline)
+show_prototype(clock_rate)
+show_prototype(touch_controller_family)
+show_prototype(has_pixel_touch_threshold_adjustment)
+show_prototype(has_sensor_assignment)
+show_prototype(has_interference_metric)
+show_prototype(has_sense_frequency_control)
+show_prototype(has_firmware_noise_mitigation)
+show_prototype(has_two_byte_report_rate)
+show_prototype(has_one_byte_report_rate)
+show_prototype(has_relaxation_control)
+show_prototype(curve_compensation_mode)
+show_prototype(has_iir_filter)
+show_prototype(has_cmn_removal)
+show_prototype(has_cmn_maximum)
+show_prototype(has_touch_hysteresis)
+show_prototype(has_edge_compensation)
+show_prototype(has_per_frequency_noise_control)
+show_prototype(has_signal_clarity)
+show_prototype(number_of_sensing_frequencies)
+
+show_store_prototype(no_relax)
+show_store_prototype(no_scan)
+show_store_prototype(bursts_per_cluster)
+show_store_prototype(saturation_cap)
+show_store_prototype(pixel_touch_threshold)
+show_store_prototype(rx_feedback_cap)
+show_store_prototype(low_ref_cap)
+show_store_prototype(low_ref_feedback_cap)
+show_store_prototype(low_ref_polarity)
+show_store_prototype(high_ref_cap)
+show_store_prototype(high_ref_feedback_cap)
+show_store_prototype(high_ref_polarity)
+show_store_prototype(cbc_cap)
+show_store_prototype(cbc_polarity)
+show_store_prototype(cbc_tx_carrier_selection)
+show_store_prototype(integration_duration)
+show_store_prototype(reset_duration)
+show_store_prototype(noise_sensing_bursts_per_image)
+show_store_prototype(slow_relaxation_rate)
+show_store_prototype(fast_relaxation_rate)
+show_store_prototype(rxs_on_xaxis)
+show_store_prototype(curve_comp_on_txs)
+show_prototype(sensor_rx_assignment)
+show_prototype(sensor_tx_assignment)
+show_prototype(burst_count)
+show_prototype(disable)
+show_prototype(filter_bandwidth)
+show_prototype(stretch_duration)
+show_store_prototype(disable_noise_mitigation)
+show_store_prototype(freq_shift_noise_threshold)
+show_store_prototype(medium_noise_threshold)
+show_store_prototype(high_noise_threshold)
+show_store_prototype(noise_density)
+show_store_prototype(frame_count)
+show_store_prototype(iir_filter_coef)
+show_store_prototype(quiet_threshold)
+show_store_prototype(cmn_filter_disable)
+show_store_prototype(cmn_filter_max)
+show_store_prototype(touch_hysteresis)
+show_store_prototype(rx_low_edge_comp)
+show_store_prototype(rx_high_edge_comp)
+show_store_prototype(tx_low_edge_comp)
+show_store_prototype(tx_high_edge_comp)
+show_store_prototype(axis1_comp)
+show_store_prototype(axis2_comp)
+show_prototype(noise_control_1)
+show_prototype(noise_control_2)
+show_prototype(noise_control_3)
+show_store_prototype(no_signal_clarity)
+
+static ssize_t synaptics_rmi4_f54_data_read(struct file *data_file,
+ struct kobject *kobj, struct bin_attribute *attributes,
+ char *buf, loff_t pos, size_t count);
+
+static struct attribute *attrs[] = {
+ attrify(status),
+ attrify(report_size),
+ attrify(no_auto_cal),
+ attrify(report_type),
+ attrify(fifoindex),
+ attrify(do_preparation),
+ attrify(get_report),
+ attrify(force_cal),
+ attrify(num_of_rx_electrodes),
+ attrify(num_of_tx_electrodes),
+ attrify(has_image16),
+ attrify(has_image8),
+ attrify(has_baseline),
+ attrify(clock_rate),
+ attrify(touch_controller_family),
+ attrify(has_pixel_touch_threshold_adjustment),
+ attrify(has_sensor_assignment),
+ attrify(has_interference_metric),
+ attrify(has_sense_frequency_control),
+ attrify(has_firmware_noise_mitigation),
+ attrify(has_two_byte_report_rate),
+ attrify(has_one_byte_report_rate),
+ attrify(has_relaxation_control),
+ attrify(curve_compensation_mode),
+ attrify(has_iir_filter),
+ attrify(has_cmn_removal),
+ attrify(has_cmn_maximum),
+ attrify(has_touch_hysteresis),
+ attrify(has_edge_compensation),
+ attrify(has_per_frequency_noise_control),
+ attrify(has_signal_clarity),
+ attrify(number_of_sensing_frequencies),
+ NULL,
+};
+
+static struct attribute_group attr_group = GROUP(attrs);
+
+static struct attribute *attrs_reg_0[] = {
+ attrify(no_relax),
+ attrify(no_scan),
+ NULL,
+};
+
+static struct attribute *attrs_reg_1[] = {
+ attrify(bursts_per_cluster),
+ NULL,
+};
+
+static struct attribute *attrs_reg_2[] = {
+ attrify(saturation_cap),
+ NULL,
+};
+
+static struct attribute *attrs_reg_3[] = {
+ attrify(pixel_touch_threshold),
+ NULL,
+};
+
+static struct attribute *attrs_reg_4__6[] = {
+ attrify(rx_feedback_cap),
+ attrify(low_ref_cap),
+ attrify(low_ref_feedback_cap),
+ attrify(low_ref_polarity),
+ attrify(high_ref_cap),
+ attrify(high_ref_feedback_cap),
+ attrify(high_ref_polarity),
+ NULL,
+};
+
+static struct attribute *attrs_reg_7[] = {
+ attrify(cbc_cap),
+ attrify(cbc_polarity),
+ attrify(cbc_tx_carrier_selection),
+ NULL,
+};
+
+static struct attribute *attrs_reg_8__9[] = {
+ attrify(integration_duration),
+ attrify(reset_duration),
+ NULL,
+};
+
+static struct attribute *attrs_reg_10[] = {
+ attrify(noise_sensing_bursts_per_image),
+ NULL,
+};
+
+static struct attribute *attrs_reg_11[] = {
+ NULL,
+};
+
+static struct attribute *attrs_reg_12__13[] = {
+ attrify(slow_relaxation_rate),
+ attrify(fast_relaxation_rate),
+ NULL,
+};
+
+static struct attribute *attrs_reg_14__16[] = {
+ attrify(rxs_on_xaxis),
+ attrify(curve_comp_on_txs),
+ attrify(sensor_rx_assignment),
+ attrify(sensor_tx_assignment),
+ NULL,
+};
+
+static struct attribute *attrs_reg_17__19[] = {
+ attrify(burst_count),
+ attrify(disable),
+ attrify(filter_bandwidth),
+ attrify(stretch_duration),
+ NULL,
+};
+
+static struct attribute *attrs_reg_20[] = {
+ attrify(disable_noise_mitigation),
+ NULL,
+};
+
+static struct attribute *attrs_reg_21[] = {
+ attrify(freq_shift_noise_threshold),
+ NULL,
+};
+
+static struct attribute *attrs_reg_22__26[] = {
+ attrify(medium_noise_threshold),
+ attrify(high_noise_threshold),
+ attrify(noise_density),
+ attrify(frame_count),
+ NULL,
+};
+
+static struct attribute *attrs_reg_27[] = {
+ attrify(iir_filter_coef),
+ NULL,
+};
+
+static struct attribute *attrs_reg_28[] = {
+ attrify(quiet_threshold),
+ NULL,
+};
+
+static struct attribute *attrs_reg_29[] = {
+ attrify(cmn_filter_disable),
+ NULL,
+};
+
+static struct attribute *attrs_reg_30[] = {
+ attrify(cmn_filter_max),
+ NULL,
+};
+
+static struct attribute *attrs_reg_31[] = {
+ attrify(touch_hysteresis),
+ NULL,
+};
+
+static struct attribute *attrs_reg_32__35[] = {
+ attrify(rx_low_edge_comp),
+ attrify(rx_high_edge_comp),
+ attrify(tx_low_edge_comp),
+ attrify(tx_high_edge_comp),
+ NULL,
+};
+
+static struct attribute *attrs_reg_36[] = {
+ attrify(axis1_comp),
+ NULL,
+};
+
+static struct attribute *attrs_reg_37[] = {
+ attrify(axis2_comp),
+ NULL,
+};
+
+static struct attribute *attrs_reg_38__40[] = {
+ attrify(noise_control_1),
+ attrify(noise_control_2),
+ attrify(noise_control_3),
+ NULL,
+};
+
+static struct attribute *attrs_reg_41[] = {
+ attrify(no_signal_clarity),
+ NULL,
+};
+
+static struct attribute_group attrs_ctrl_regs[] = {
+ GROUP(attrs_reg_0),
+ GROUP(attrs_reg_1),
+ GROUP(attrs_reg_2),
+ GROUP(attrs_reg_3),
+ GROUP(attrs_reg_4__6),
+ GROUP(attrs_reg_7),
+ GROUP(attrs_reg_8__9),
+ GROUP(attrs_reg_10),
+ GROUP(attrs_reg_11),
+ GROUP(attrs_reg_12__13),
+ GROUP(attrs_reg_14__16),
+ GROUP(attrs_reg_17__19),
+ GROUP(attrs_reg_20),
+ GROUP(attrs_reg_21),
+ GROUP(attrs_reg_22__26),
+ GROUP(attrs_reg_27),
+ GROUP(attrs_reg_28),
+ GROUP(attrs_reg_29),
+ GROUP(attrs_reg_30),
+ GROUP(attrs_reg_31),
+ GROUP(attrs_reg_32__35),
+ GROUP(attrs_reg_36),
+ GROUP(attrs_reg_37),
+ GROUP(attrs_reg_38__40),
+ GROUP(attrs_reg_41),
+};
+
+static bool attrs_ctrl_regs_exist[ARRAY_SIZE(attrs_ctrl_regs)];
+
+static struct bin_attribute dev_report_data = {
+ .attr = {
+ .name = "report_data",
+ .mode = S_IRUGO,
+ },
+ .size = 0,
+ .read = synaptics_rmi4_f54_data_read,
+};
+
+static struct synaptics_rmi4_f54_handle *f54;
+
+static bool is_report_type_valid(enum f54_report_types report_type)
+{
+ switch (report_type) {
+ case F54_8BIT_IMAGE:
+ case F54_16BIT_IMAGE:
+ case F54_RAW_16BIT_IMAGE:
+ case F54_HIGH_RESISTANCE:
+ case F54_TX_TO_TX_SHORT:
+ case F54_RX_TO_RX1:
+ case F54_TRUE_BASELINE:
+ case F54_FULL_RAW_CAP_MIN_MAX:
+ case F54_RX_OPENS1:
+ case F54_TX_OPEN:
+ case F54_TX_TO_GROUND:
+ case F54_RX_TO_RX2:
+ case F54_RX_OPENS2:
+ case F54_FULL_RAW_CAP:
+ case F54_FULL_RAW_CAP_RX_COUPLING_COMP:
+ case F54_SENSOR_SPEED:
+ case F54_ADC_RANGE:
+ case F54_TREX_OPENS:
+ case F54_TREX_TO_GND:
+ case F54_TREX_SHORTS:
+ case F54_ABS_RAW_CAP:
+ case F54_ABS_DELTA_CAP:
+ return true;
+ break;
+ default:
+ f54->report_type = INVALID_REPORT_TYPE;
+ f54->report_size = 0;
+ return false;
+ }
+}
+
+static void set_report_size(void)
+{
+ int retval;
+ unsigned char rx = f54->rmi4_data->num_of_rx;
+ unsigned char tx = f54->rmi4_data->num_of_tx;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ switch (f54->report_type) {
+ case F54_8BIT_IMAGE:
+ f54->report_size = rx * tx;
+ break;
+ case F54_16BIT_IMAGE:
+ case F54_RAW_16BIT_IMAGE:
+ case F54_TRUE_BASELINE:
+ case F54_FULL_RAW_CAP:
+ case F54_FULL_RAW_CAP_RX_COUPLING_COMP:
+ case F54_SENSOR_SPEED:
+ f54->report_size = 2 * rx * tx;
+ break;
+ case F54_HIGH_RESISTANCE:
+ f54->report_size = HIGH_RESISTANCE_DATA_SIZE;
+ break;
+ case F54_TX_TO_TX_SHORT:
+ case F54_TX_OPEN:
+ case F54_TX_TO_GROUND:
+ f54->report_size = (tx + 7) / 8;
+ break;
+ case F54_RX_TO_RX1:
+ case F54_RX_OPENS1:
+ if (rx < tx)
+ f54->report_size = 2 * rx * rx;
+ else
+ f54->report_size = 2 * rx * tx;
+ break;
+ case F54_FULL_RAW_CAP_MIN_MAX:
+ f54->report_size = FULL_RAW_CAP_MIN_MAX_DATA_SIZE;
+ break;
+ case F54_RX_TO_RX2:
+ case F54_RX_OPENS2:
+ if (rx <= tx)
+ f54->report_size = 0;
+ else
+ f54->report_size = 2 * rx * (rx - tx);
+ break;
+ case F54_ADC_RANGE:
+ if (f54->query.has_signal_clarity) {
+ mutex_lock(&f54->control_mutex);
+ retval = f54->fn_ptr->read(rmi4_data,
+ f54->control.reg_41->address,
+ f54->control.reg_41->data,
+ sizeof(f54->control.reg_41->data));
+ mutex_unlock(&f54->control_mutex);
+ if (retval < 0) {
+ dev_dbg(&rmi4_data->i2c_client->dev,
+ "%s: Failed to read control reg_41\n",
+ __func__);
+ f54->report_size = 0;
+ break;
+ }
+ if (!f54->control.reg_41->no_signal_clarity) {
+ if (tx % 4)
+ tx += 4 - (tx % 4);
+ }
+ }
+ f54->report_size = 2 * rx * tx;
+ break;
+ case F54_TREX_OPENS:
+ case F54_TREX_TO_GND:
+ case F54_TREX_SHORTS:
+ f54->report_size = TREX_DATA_SIZE;
+ break;
+ case F54_ABS_RAW_CAP:
+ case F54_ABS_DELTA_CAP:
+ f54->report_size = 4 * (rx + tx);
+ break;
+ default:
+ f54->report_size = 0;
+ }
+
+ return;
+}
+
+static int set_interrupt(bool set)
+{
+ int retval;
+ unsigned char ii;
+ unsigned char zero = 0x00;
+ unsigned char *intr_mask;
+ unsigned short f01_ctrl_reg;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ intr_mask = rmi4_data->intr_mask;
+ f01_ctrl_reg = rmi4_data->f01_ctrl_base_addr + 1 + f54->intr_reg_num;
+
+ if (!set) {
+ retval = f54->fn_ptr->write(rmi4_data,
+ f01_ctrl_reg,
+ &zero,
+ sizeof(zero));
+ if (retval < 0)
+ return retval;
+ }
+
+ for (ii = 0; ii < rmi4_data->num_of_intr_regs; ii++) {
+ if (intr_mask[ii] != 0x00) {
+ f01_ctrl_reg = rmi4_data->f01_ctrl_base_addr + 1 + ii;
+ if (set) {
+ retval = f54->fn_ptr->write(rmi4_data,
+ f01_ctrl_reg,
+ &zero,
+ sizeof(zero));
+ if (retval < 0)
+ return retval;
+ } else {
+ retval = f54->fn_ptr->write(rmi4_data,
+ f01_ctrl_reg,
+ &(intr_mask[ii]),
+ sizeof(intr_mask[ii]));
+ if (retval < 0)
+ return retval;
+ }
+ }
+ }
+
+ f01_ctrl_reg = rmi4_data->f01_ctrl_base_addr + 1 + f54->intr_reg_num;
+
+ if (set) {
+ retval = f54->fn_ptr->write(rmi4_data,
+ f01_ctrl_reg,
+ &f54->intr_mask,
+ 1);
+ if (retval < 0)
+ return retval;
+ }
+
+ return 0;
+}
+
+static int do_preparation(void)
+{
+ int retval;
+ unsigned char value;
+ unsigned char command;
+ unsigned char timeout_count;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ if (f54->query.touch_controller_family == 1) {
+ value = 0;
+ retval = f54->fn_ptr->write(rmi4_data,
+ f54->control.reg_7->address,
+ &value,
+ sizeof(f54->control.reg_7->data));
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to disable CBC\n",
+ __func__);
+ return retval;
+ }
+ }
+ /* Below codes are just needed for 0D */
+/*
+ if (f54->query.has_0d_acquisition_control) {
+ value = 0;
+ retval = f54->fn_ptr->write(rmi4_data,
+ f54->control.reg_57->address,
+ &value,
+ sizeof(f54->control.reg_57->data));
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to disable 0D CBC\n",
+ __func__);
+ return retval;
+ }
+ }
+*/
+
+ if (f54->query.has_signal_clarity) {
+ value = 1;
+ retval = f54->fn_ptr->write(rmi4_data,
+ f54->control.reg_41->address,
+ &value,
+ sizeof(f54->control.reg_41->data));
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to disable signal clarity\n",
+ __func__);
+ return retval;
+ }
+ }
+
+ command = (unsigned char)COMMAND_FORCE_UPDATE;
+
+ retval = f54->fn_ptr->write(rmi4_data,
+ f54->command_base_addr,
+ &command,
+ sizeof(command));
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to write force update command\n",
+ __func__);
+ return retval;
+ }
+
+ timeout_count = 0;
+ do {
+ retval = f54->fn_ptr->read(rmi4_data,
+ f54->command_base_addr,
+ &value,
+ sizeof(value));
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to read command register\n",
+ __func__);
+ return retval;
+ }
+
+ if (value == 0x00)
+ break;
+
+ msleep(100);
+ timeout_count++;
+ } while (timeout_count < FORCE_TIMEOUT_100MS);
+
+ if (timeout_count == FORCE_TIMEOUT_100MS) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Timed out waiting for force update\n",
+ __func__);
+ return -ETIMEDOUT;
+ }
+
+ command = (unsigned char)COMMAND_FORCE_CAL;
+
+ retval = f54->fn_ptr->write(rmi4_data,
+ f54->command_base_addr,
+ &command,
+ sizeof(command));
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to write force cal command\n",
+ __func__);
+ return retval;
+ }
+
+ timeout_count = 0;
+ do {
+ retval = f54->fn_ptr->read(rmi4_data,
+ f54->command_base_addr,
+ &value,
+ sizeof(value));
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to read command register\n",
+ __func__);
+ return retval;
+ }
+
+ if (value == 0x00)
+ break;
+
+ msleep(100);
+ timeout_count++;
+ } while (timeout_count < FORCE_TIMEOUT_100MS);
+
+ if (timeout_count == FORCE_TIMEOUT_100MS) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Timed out waiting for force cal\n",
+ __func__);
+ return -ETIMEDOUT;
+ }
+
+ return 0;
+}
+
+#ifdef WATCHDOG_HRTIMER
+static void timeout_set_status(struct work_struct *work)
+{
+ int retval;
+ unsigned char command;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ mutex_lock(&f54->status_mutex);
+ if (f54->status == STATUS_BUSY) {
+ retval = f54->fn_ptr->read(rmi4_data,
+ f54->command_base_addr,
+ &command,
+ sizeof(command));
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to read command register\n",
+ __func__);
+ f54->status = -ETIMEDOUT;
+ } else if (command & COMMAND_GET_REPORT) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Report type not supported by FW\n",
+ __func__);
+ f54->status = -ETIMEDOUT;
+ } else {
+ queue_delayed_work(f54->status_workqueue,
+ &f54->status_work,
+ 0);
+ mutex_unlock(&f54->status_mutex);
+ return;
+ }
+ f54->report_type = INVALID_REPORT_TYPE;
+ f54->report_size = 0;
+ }
+ mutex_unlock(&f54->status_mutex);
+
+ /* read fail : need ic reset */
+ if (f54->status == -ETIMEDOUT) {
+ mutex_lock(&f54->status_mutex);
+ retval = synaptics_rmi4_reset_device(rmi4_data);
+ if (retval < 0)
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: reset fail.\n", __func__);
+ f54->status = STATUS_IDLE;
+ mutex_unlock(&f54->status_mutex);
+ }
+ return;
+}
+
+static enum hrtimer_restart get_report_timeout(struct hrtimer *timer)
+{
+ schedule_work(&(f54->timeout_work));
+
+ return HRTIMER_NORESTART;
+}
+#endif
+
+#ifdef RAW_HEX
+static void print_raw_hex_report(void)
+{
+ unsigned int ii;
+
+ pr_info("%s: Report data (raw hex)\n", __func__);
+
+ switch (f54->report_type) {
+ case F54_16BIT_IMAGE:
+ case F54_RAW_16BIT_IMAGE:
+ case F54_HIGH_RESISTANCE:
+ case F54_TRUE_BASELINE:
+ case F54_FULL_RAW_CAP_MIN_MAX:
+ case F54_FULL_RAW_CAP:
+ case F54_FULL_RAW_CAP_RX_COUPLING_COMP:
+ case F54_SENSOR_SPEED:
+ case F54_ADC_RANGE:
+ for (ii = 0; ii < f54->report_size; ii += 2) {
+ pr_info("%03d: 0x%02x%02x\n",
+ ii / 2,
+ f54->report_data[ii + 1],
+ f54->report_data[ii]);
+ }
+ break;
+ case F54_ABS_RAW_CAP:
+ case F54_ABS_DELTA_CAP:
+ for (ii = 0; ii < f54->report_size; ii += 4) {
+ pr_info("%03d: 0x%02x%02x%02x%02x\n",
+ ii / 4,
+ f54->report_data[ii + 3],
+ f54->report_data[ii + 2],
+ f54->report_data[ii + 1],
+ f54->report_data[ii]);
+ }
+ break;
+ default:
+ for (ii = 0; ii < f54->report_size; ii++)
+ pr_info("%03d: 0x%02x\n", ii, f54->report_data[ii]);
+ break;
+ }
+
+ return;
+}
+#endif
+
+#ifdef HUMAN_READABLE
+static void print_image_report(void)
+{
+ unsigned int ii;
+ unsigned int jj;
+ short *report_data;
+
+ switch (f54->report_type) {
+ case F54_16BIT_IMAGE:
+ case F54_RAW_16BIT_IMAGE:
+ case F54_TRUE_BASELINE:
+ case F54_FULL_RAW_CAP:
+ case F54_FULL_RAW_CAP_RX_COUPLING_COMP:
+ pr_info("%s: Report data (image)\n", __func__);
+
+ report_data = (short *)f54->report_data;
+
+ for (ii = 0; ii < f54->rmi4_data->num_of_tx; ii++) {
+ for (jj = 0; jj < f54->rmi4_data->num_of_rx; jj++) {
+ if (*report_data < -64)
+ pr_cont(".");
+ else if (*report_data < 0)
+ pr_cont("-");
+ else if (*report_data > 64)
+ pr_cont("*");
+ else if (*report_data > 0)
+ pr_cont("+");
+ else
+ pr_cont("0");
+
+ report_data++;
+ }
+ pr_info("");
+ }
+ pr_info("%s: End of report\n", __func__);
+ break;
+ default:
+ pr_info("%s: Image not supported for report type %d\n",
+ __func__, f54->report_type);
+ }
+
+ return;
+}
+#endif
+
+static void free_control_mem(void)
+{
+ struct f54_control control = f54->control;
+
+ kfree(control.reg_0);
+ kfree(control.reg_1);
+ kfree(control.reg_2);
+ kfree(control.reg_3);
+ kfree(control.reg_4__6);
+ kfree(control.reg_7);
+ kfree(control.reg_8__9);
+ kfree(control.reg_10);
+ kfree(control.reg_11);
+ kfree(control.reg_12__13);
+ kfree(control.reg_14);
+ kfree(control.reg_15);
+ kfree(control.reg_16);
+ kfree(control.reg_17);
+ kfree(control.reg_18);
+ kfree(control.reg_19);
+ kfree(control.reg_20);
+ kfree(control.reg_21);
+ kfree(control.reg_22__26);
+ kfree(control.reg_27);
+ kfree(control.reg_28);
+ kfree(control.reg_29);
+ kfree(control.reg_30);
+ kfree(control.reg_31);
+ kfree(control.reg_32__35);
+ kfree(control.reg_36);
+ kfree(control.reg_37);
+ kfree(control.reg_38);
+ kfree(control.reg_39);
+ kfree(control.reg_40);
+ kfree(control.reg_41);
+
+ return;
+}
+
+static void remove_sysfs(void)
+{
+ int reg_num;
+
+ sysfs_remove_bin_file(f54->attr_dir, &dev_report_data);
+
+ sysfs_remove_group(f54->attr_dir, &attr_group);
+
+ for (reg_num = 0; reg_num < ARRAY_SIZE(attrs_ctrl_regs); reg_num++)
+ sysfs_remove_group(f54->attr_dir, &attrs_ctrl_regs[reg_num]);
+
+ kobject_put(f54->attr_dir);
+
+ return;
+}
+
+#ifdef FACTORY_MODE
+static void set_default_result(struct factory_data *data)
+{
+ char delim = ':';
+
+ memset(data->cmd_buff, 0x00, sizeof(data->cmd_buff));
+ memset(data->cmd_result, 0x00, sizeof(data->cmd_result));
+ memcpy(data->cmd_result, data->cmd, strlen(data->cmd));
+ strncat(data->cmd_result, &delim, 1);
+
+ return;
+}
+
+static void set_cmd_result(struct factory_data *data, char *buf, int length)
+{
+ strncat(data->cmd_result, buf, length);
+
+ return;
+}
+
+static ssize_t cmd_store(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ unsigned char param_cnt = 0;
+ char *start;
+ char *end;
+ char *pos;
+ char delim = ',';
+ char buffer[CMD_STR_LEN];
+ bool cmd_found = false;
+ int *param;
+ int length;
+ struct ft_cmd *ft_cmd_ptr;
+ struct factory_data *data = f54->factory_data;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ if (data->cmd_is_running == true) {
+ dev_err(&rmi4_data->i2c_client->dev, "%s: Still servicing previous command. Skip cmd :%s\n",
+ __func__, buf);
+ return count;
+ }
+
+ mutex_lock(&data->cmd_lock);
+ data->cmd_is_running = true;
+ mutex_unlock(&data->cmd_lock);
+
+ data->cmd_state = CMD_STATUS_RUNNING;
+
+ length = (int)count;
+ if (*(buf + length - 1) == '\n')
+ length--;
+
+ memset(data->cmd, 0x00, sizeof(data->cmd));
+ memcpy(data->cmd, buf, length);
+ memset(data->cmd_param, 0, sizeof(data->cmd_param));
+
+ memset(buffer, 0x00, sizeof(buffer));
+ pos = strchr(buf, (int)delim);
+ if (pos)
+ memcpy(buffer, buf, pos - buf);
+ else
+ memcpy(buffer, buf, length);
+
+ /* find command */
+ list_for_each_entry(ft_cmd_ptr, &data->cmd_list_head, list) {
+ if (!strcmp(buffer, ft_cmd_ptr->cmd_name)) {
+ cmd_found = true;
+ break;
+ }
+ }
+
+ /* set not_support_cmd */
+ if (!cmd_found) {
+ list_for_each_entry(ft_cmd_ptr,
+ &data->cmd_list_head, list) {
+ if (!strcmp("not_support_cmd", ft_cmd_ptr->cmd_name))
+ break;
+ }
+ }
+
+ /* parsing parameters */
+ if (cmd_found && pos) {
+ pos++;
+ start = pos;
+ do {
+ if ((*pos == delim) || (pos - buf == length)) {
+ end = pos;
+ memset(buffer, 0x00, sizeof(buffer));
+ memcpy(buffer, start, end - start);
+ *(buffer + strlen(buffer)) = '\0';
+ param = data->cmd_param + param_cnt;
+ if (kstrtoint(buffer, 10, param) < 0)
+ break;
+ param_cnt++;
+ start = pos + 1;
+ }
+ pos++;
+ } while (pos - buf <= length);
+ }
+
+ dev_info(&rmi4_data->i2c_client->dev, "%s: Command = %s\n",
+ __func__, buf);
+
+ ft_cmd_ptr->cmd_func();
+
+ return count;
+}
+
+static ssize_t cmd_status_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ char buffer[16];
+ struct factory_data *data = f54->factory_data;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ dev_info(&rmi4_data->i2c_client->dev, "%s: Command status = %d\n",
+ __func__, data->cmd_state);
+
+ switch (data->cmd_state) {
+ case CMD_STATUS_WAITING:
+ sprintf(buffer, "%s", tostring(WAITING));
+ break;
+ case CMD_STATUS_RUNNING:
+ sprintf(buffer, "%s", tostring(RUNNING));
+ break;
+ case CMD_STATUS_OK:
+ sprintf(buffer, "%s", tostring(OK));
+ break;
+ case CMD_STATUS_FAIL:
+ sprintf(buffer, "%s", tostring(FAIL));
+ break;
+ case CMD_STATUS_NOT_APPLICABLE:
+ sprintf(buffer, "%s", tostring(NOT_APPLICABLE));
+ break;
+ default:
+ sprintf(buffer, "%s", tostring(NOT_APPLICABLE));
+ break;
+ }
+
+ return snprintf(buf, PAGE_SIZE, "%s\n", buffer);
+}
+
+static ssize_t cmd_result_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct factory_data *data = f54->factory_data;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ dev_info(&rmi4_data->i2c_client->dev, "%s: Command result = %s\n",
+ __func__, data->cmd_result);
+
+ mutex_lock(&data->cmd_lock);
+ data->cmd_is_running = false;
+ mutex_unlock(&data->cmd_lock);
+
+ data->cmd_state = CMD_STATUS_WAITING;
+
+ return snprintf(buf, PAGE_SIZE, "%s\n", data->cmd_result);
+}
+
+static ssize_t cmd_list_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ int ii = 0;
+ char buffer[CMD_RESULT_STR_LEN];
+ char buffer_name[CMD_STR_LEN];
+
+ snprintf(buffer, 30, "++factory command list++\n");
+ while (strncmp(ft_cmds[ii].cmd_name, "not_support_cmd", 16) != 0) {
+ snprintf(buffer_name, CMD_STR_LEN, "%s\n", ft_cmds[ii].cmd_name);
+ strcat(buffer, buffer_name);
+ ii++;
+ }
+
+ return snprintf(buf, PAGE_SIZE, "%s\n", buffer);
+
+}
+
+static int synaptics_load_fw_from_ums(struct synaptics_rmi4_data *data)
+{
+ struct file *fp;
+ mm_segment_t old_fs;
+ unsigned short fw_size, nread;
+ int error = 0;
+
+ old_fs = get_fs();
+ set_fs(KERNEL_DS);
+
+ fp = filp_open(SYNAPTICS_FW_UMS, O_RDONLY, S_IRUSR);
+ if (IS_ERR(fp)) {
+ dev_err(&data->i2c_client->dev,
+ "%s: failed to open %s.\n", __func__, SYNAPTICS_FW_UMS);
+ error = -ENOENT;
+ goto open_err;
+ }
+
+ fw_size = fp->f_path.dentry->d_inode->i_size;
+ if (0 < fw_size) {
+ unsigned char *fw_data;
+ fw_data = kzalloc(fw_size, GFP_KERNEL);
+ nread = vfs_read(fp, (char __user *)fw_data,
+ fw_size, &fp->f_pos);
+ dev_info(&data->i2c_client->dev,
+ "%s: start, file path %s, size %u Bytes\n", __func__,
+ SYNAPTICS_FW_UMS, fw_size);
+ if (nread != fw_size) {
+ dev_err(&data->i2c_client->dev,
+ "%s: failed to read firmware file, nread %u Bytes\n",
+ __func__,
+ nread);
+ error = -EIO;
+ } else
+ error = synaptics_fw_updater(fw_data, true, false);
+ if (error < 0)
+ dev_err(&data->i2c_client->dev,
+ "%s: failed update firmware\n",
+ __func__);
+ kfree(fw_data);
+ }
+
+ filp_close(fp, current->files);
+
+ open_err:
+ set_fs(old_fs);
+ return error;
+}
+
+static void fw_update(void)
+{
+ struct factory_data *data = f54->factory_data;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ int retval = 0;
+
+ set_default_result(data);
+
+ switch (data->cmd_param[0]) {
+
+ case 1:
+ retval = synaptics_load_fw_from_ums(rmi4_data);
+ break;
+ case 2:
+ retval = synaptics_fw_updater(NULL, true, true);
+ break;
+ case 0:
+ retval = synaptics_fw_updater(NULL, true, false);
+ break;
+ }
+ msleep(1000);
+
+ if (retval < 0) {
+ sprintf(data->cmd_buff, "%s", tostring(NA));
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+ data->cmd_state = CMD_STATUS_FAIL;
+ dev_err(&rmi4_data->i2c_client->dev, "%s: failed [%d]\n",
+ __func__, retval);
+ } else {
+ sprintf(data->cmd_buff, "%s", tostring(OK));
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+ data->cmd_state = CMD_STATUS_OK;
+ dev_info(&rmi4_data->i2c_client->dev, "%s: success [%d]\n",
+ __func__, retval);
+ }
+
+ return;
+}
+
+static void get_fw_ver_bin(void)
+{
+ struct factory_data *data = f54->factory_data;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ set_default_result(data);
+ sprintf(data->cmd_buff, "SY%02X%02X%02X",
+ rmi4_data->ic_revision_of_bin,
+ rmi4_data->board->panel_touch_type,
+ rmi4_data->fw_version_of_bin);
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+
+ data->cmd_state = CMD_STATUS_OK;
+
+ return;
+}
+
+static void get_fw_ver_ic(void)
+{
+ struct factory_data *data = f54->factory_data;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ set_default_result(data);
+ sprintf(data->cmd_buff, "SY%02X%02X%02X",
+ rmi4_data->ic_revision_of_ic,
+ rmi4_data->board->panel_touch_type,
+ rmi4_data->fw_version_of_ic);
+
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+
+ data->cmd_state = CMD_STATUS_OK;
+
+ return;
+}
+
+static void get_fac_fw_ver_bin(void)
+{
+ struct factory_data *data = f54->factory_data;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+ int retval;
+ const struct firmware *fw_entry = NULL;
+
+ set_default_result(data);
+#if defined(CONFIG_MACH_JACTIVE_EUR) || defined(CONFIG_MACH_JACTIVE_ATT)
+ retval = request_firmware(&fw_entry, FW_IMAGE_NAME_B0_HSYNC_FAC,
+ &rmi4_data->i2c_client->dev);
+#else
+ retval = request_firmware(&fw_entry, FW_IMAGE_NAME_B0_FAC,
+ &rmi4_data->i2c_client->dev);
+#endif
+
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: factory firmware request failed\n",
+ __func__);
+ snprintf(data->cmd_buff, sizeof(data->cmd_buff), "NG");
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+
+ data->cmd_state = CMD_STATUS_FAIL;
+
+ } else {
+ sprintf(data->cmd_buff, "SY%02X%02X%02X",
+ (int)fw_entry->data[DATE_OF_FIRMWARE_BIN_OFFSET],
+ (int)fw_entry->data[IC_REVISION_BIN_OFFSET],
+ (int)fw_entry->data[FW_VERSION_BIN_OFFSET]);
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+
+ data->cmd_state = CMD_STATUS_OK;
+ }
+
+ release_firmware(fw_entry);
+
+ return;
+}
+
+static void get_config_ver(void)
+{
+ struct factory_data *data = f54->factory_data;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ set_default_result(data);
+ sprintf(data->cmd_buff, "%s_SY_%02d%02d",
+ SYNAPTICS_DEVICE_NAME, rmi4_data->fw_release_date_of_ic >> 8,
+ rmi4_data->fw_release_date_of_ic & 0x00FF);
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+
+ data->cmd_state = CMD_STATUS_OK;
+
+ return;
+}
+
+static void get_threshold(void)
+{
+ unsigned char threshold;
+ struct factory_data *data = f54->factory_data;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ f54->fn_ptr->read(rmi4_data,
+ F12_CTRL9_ADDR,
+ &threshold,
+ sizeof(threshold));
+
+ set_default_result(data);
+ sprintf(data->cmd_buff, "%03d", threshold);
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+
+ data->cmd_state = CMD_STATUS_OK;
+
+ return;
+}
+
+static void module_off_master(void)
+{
+ struct factory_data *data = f54->factory_data;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ set_default_result(data);
+
+ mutex_lock(&data->cmd_lock);
+
+ disable_irq(rmi4_data->i2c_client->irq);
+ rmi4_data->touch_stopped = true;
+
+ rmi4_data->board->power(false);
+
+ sprintf(data->cmd_buff, "%s", tostring(OK));
+ data->cmd_state = CMD_STATUS_OK;
+
+ mutex_unlock(&data->cmd_lock);
+
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+}
+
+static void module_on_master(void)
+{
+ struct factory_data *data = f54->factory_data;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ set_default_result(data);
+
+ mutex_lock(&data->cmd_lock);
+
+ rmi4_data->board->power(true);
+ msleep(400);
+ rmi4_data->touch_stopped = false;
+ rmi4_data->reset_device(rmi4_data);
+ enable_irq(rmi4_data->i2c_client->irq);
+
+ sprintf(data->cmd_buff, "%s", tostring(OK));
+ data->cmd_state = CMD_STATUS_OK;
+
+ mutex_unlock(&data->cmd_lock);
+
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+}
+
+static void get_chip_vendor(void)
+{
+ struct factory_data *data = f54->factory_data;
+
+ set_default_result(data);
+
+ sprintf(data->cmd_buff, "%s", tostring(SYNAPTICS));
+ data->cmd_state = CMD_STATUS_OK;
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+}
+
+static void get_chip_name(void)
+{
+ struct factory_data *data = f54->factory_data;
+
+ set_default_result(data);
+
+ sprintf(data->cmd_buff, "%s", tostring(S5000));
+ data->cmd_state = CMD_STATUS_OK;
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+}
+
+static void get_x_num(void)
+{
+ struct factory_data *data = f54->factory_data;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ set_default_result(data);
+ sprintf(data->cmd_buff, "%d", rmi4_data->num_of_tx);
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+
+ data->cmd_state = CMD_STATUS_OK;
+
+ return;
+}
+
+static void get_y_num(void)
+{
+ struct factory_data *data = f54->factory_data;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ set_default_result(data);
+ sprintf(data->cmd_buff, "%d", rmi4_data->num_of_rx);
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+
+ data->cmd_state = CMD_STATUS_OK;
+
+ return;
+}
+
+static int check_rx_tx_num(void)
+{
+ struct factory_data *data = f54->factory_data;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ int node;
+
+ dev_info(&rmi4_data->i2c_client->dev, "%s: param[0] = %d, param[1] = %d\n",
+ __func__, data->cmd_param[0], data->cmd_param[1]);
+
+ if (data->cmd_param[0] < 0 ||
+ data->cmd_param[0] >= rmi4_data->num_of_tx ||
+ data->cmd_param[1] < 0 ||
+ data->cmd_param[1] >= rmi4_data->num_of_rx) {
+
+ sprintf(data->cmd_buff, "%s", tostring(NA));
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+ data->cmd_state = CMD_STATUS_FAIL;
+
+ dev_info(&rmi4_data->i2c_client->dev, "%s: parameter error: %u,%u\n",
+ __func__, data->cmd_param[0], data->cmd_param[1]);
+ node = -1;
+ } else {
+#if defined(CONFIG_MACH_JACTIVE_EUR) || defined(CONFIG_MACH_JACTIVE_ATT)
+ node = data->cmd_param[0] * rmi4_data->num_of_rx +
+ data->cmd_param[1];
+#else
+ node = data->cmd_param[0] * rmi4_data->num_of_tx +
+ data->cmd_param[1];
+#endif
+ dev_info(&rmi4_data->i2c_client->dev, "%s: node = %d\n",
+ __func__, node);
+ }
+ return node;
+}
+
+static void get_rawcap(void)
+{
+ int node;
+ short report_data;
+ struct factory_data *data = f54->factory_data;
+
+ set_default_result(data);
+
+ node = check_rx_tx_num();
+
+ if (node < 0) {
+ data->cmd_state = CMD_STATUS_FAIL;
+ return;
+ } else {
+ report_data = f54->factory_data->rawcap_data[node];
+
+ sprintf(data->cmd_buff, "%d", report_data);
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+ data->cmd_state = CMD_STATUS_OK;
+ }
+ return;
+}
+
+static void run_rawcap_read(void)
+{
+ int retval;
+ int kk = 0;
+ unsigned char ii;
+ unsigned char jj;
+ unsigned char num_of_tx;
+ unsigned char num_of_rx;
+ short *report_data;
+ short max_value;
+ short min_value;
+ short cur_value;
+ struct factory_data *data = f54->factory_data;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+ unsigned char command = 0x01;
+
+ set_default_result(data);
+
+ if (f54->rmi4_data->ic_revision_of_ic != 0xBF) {
+ dev_info(&f54->rmi4_data->i2c_client->dev,
+ "%s: this is not Factory FW.\n", __func__);
+ sprintf(data->cmd_buff, "%s", "Not Factory Firmware");
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+ data->cmd_state = CMD_STATUS_NOT_APPLICABLE;
+ return;
+ }
+
+ if (rmi4_data->touch_stopped) {
+ dev_err(&rmi4_data->i2c_client->dev, "%s: [ERROR] Touch is stopped\n",
+ __func__);
+ sprintf(data->cmd_buff, "%s", "TSP turned off");
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+ data->cmd_state = CMD_STATUS_NOT_APPLICABLE;
+ return;
+ }
+
+ retval = do_preparation();
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to do preparation\n",
+ __func__);
+ sprintf(data->cmd_buff, "%s", "Error preparation");
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+ data->cmd_state = CMD_STATUS_NOT_APPLICABLE;
+ return;
+ }
+
+ if (!synaptics_rmi4_f54_get_report_type(CMD_REPORT_TYPE_RAWCAP)) {
+ data->cmd_state = CMD_STATUS_FAIL;
+ goto exit;
+ }
+
+ report_data = f54->factory_data->rawcap_data;
+ memcpy(report_data, f54->report_data, f54->report_size);
+
+ num_of_tx = rmi4_data->num_of_tx;
+ num_of_rx = rmi4_data->num_of_rx;
+ max_value = min_value = report_data[0];
+
+ for (ii = 0; ii < num_of_tx; ii++) {
+ for (jj = 0; jj < num_of_rx; jj++) {
+ cur_value = *report_data;
+ max_value = max(max_value, cur_value);
+ min_value = min(min_value, cur_value);
+ report_data++;
+
+ if (cur_value > TSP_RAWCAP_MAX || cur_value < TSP_RAWCAP_MIN)
+ dev_info(&rmi4_data->i2c_client->dev,
+ "tx = %02d, rx = %02d, data[%d] = %d\n",
+ ii, jj, kk, cur_value);
+ kk++;
+ }
+ }
+
+ sprintf(data->cmd_buff, "%d,%d", min_value, max_value);
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+
+ data->cmd_state = CMD_STATUS_OK;
+
+exit:
+ /* soft reset */
+ retval = f54->fn_ptr->write(rmi4_data,
+ rmi4_data->f01_cmd_base_addr,
+ &command,
+ sizeof(command));
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to issue reset command, error = %d\n",
+ __func__, retval);
+ }
+
+ return;
+}
+
+static void get_delta(void)
+{
+ int node;
+ short report_data;
+ struct factory_data *data = f54->factory_data;
+
+ set_default_result(data);
+
+ node = check_rx_tx_num();
+
+ if (node < 0) {
+ data->cmd_state = CMD_STATUS_FAIL;
+ return;
+ } else {
+ report_data = f54->factory_data->delta_data[node];
+
+ sprintf(data->cmd_buff, "%d", report_data);
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+ data->cmd_state = CMD_STATUS_OK;
+ }
+}
+
+static void run_delta_read(void)
+{
+ struct factory_data *data = f54->factory_data;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+ short *report_data;
+ short cur_value;
+ unsigned char ii;
+ unsigned char jj;
+ unsigned char num_of_tx;
+ unsigned char num_of_rx;
+ int kk = 0;
+
+ set_default_result(data);
+
+ if (f54->rmi4_data->ic_revision_of_ic != 0xBF) {
+ dev_info(&f54->rmi4_data->i2c_client->dev,
+ "%s: this is not Factory FW.\n", __func__);
+ sprintf(data->cmd_buff, "%s", "Not Factory Firmware");
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+ data->cmd_state = CMD_STATUS_NOT_APPLICABLE;
+ return;
+ }
+
+ if (rmi4_data->touch_stopped) {
+ dev_err(&rmi4_data->i2c_client->dev, "%s: [ERROR] Touch is stopped\n",
+ __func__);
+ sprintf(data->cmd_buff, "%s", "TSP turned off");
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+ data->cmd_state = CMD_STATUS_NOT_APPLICABLE;
+ return;
+ }
+
+ if (!synaptics_rmi4_f54_get_report_type(CMD_REPORT_TYPE_DELTA)) {
+ data->cmd_state = CMD_STATUS_FAIL;
+ return;
+ }
+
+ report_data = f54->factory_data->delta_data;
+ memcpy(report_data, f54->report_data, f54->report_size);
+
+ num_of_tx = rmi4_data->num_of_tx;
+ num_of_rx = rmi4_data->num_of_rx;
+
+ for (ii = 0; ii < num_of_tx; ii++) {
+ for (jj = 0; jj < num_of_rx; jj++) {
+ cur_value = *report_data;
+ report_data++;
+ if (cur_value > TSP_DELTA_MAX || cur_value < TSP_DELTA_MIN)
+ dev_info(&rmi4_data->i2c_client->dev,
+ "tx = %02d, rx = %02d, data[%d] = %d\n",
+ ii, jj, kk, cur_value);
+ kk++;
+ }
+ }
+
+ snprintf(data->cmd_buff, sizeof(data->cmd_buff), "OK");
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+
+ data->cmd_state = CMD_STATUS_OK;
+
+ return;
+
+}
+
+static void run_abscap_read(void)
+{
+ struct factory_data *data = f54->factory_data;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ unsigned short *report_data;
+ char temp[CMD_STR_LEN];
+ char temp2[CMD_RESULT_STR_LEN];
+ unsigned char ii;
+ unsigned short num_of_tx;
+ unsigned short num_of_rx;
+
+ set_default_result(data);
+
+ if (f54->rmi4_data->ic_revision_of_ic != 0xBF) {
+ dev_info(&f54->rmi4_data->i2c_client->dev,
+ "%s: this is not Factory FW.\n", __func__);
+ sprintf(data->cmd_buff, "%s", "Not Factory Firmware");
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+ data->cmd_state = CMD_STATUS_NOT_APPLICABLE;
+ return;
+ }
+
+ if (rmi4_data->touch_stopped) {
+ dev_err(&rmi4_data->i2c_client->dev, "%s: [ERROR] Touch is stopped\n",
+ __func__);
+ sprintf(data->cmd_buff, "%s", "TSP turned off");
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+ data->cmd_state = CMD_STATUS_NOT_APPLICABLE;
+ return;
+ }
+
+ if (!synaptics_rmi4_f54_get_report_type(F54_ABS_RAW_CAP)) {
+ data->cmd_state = CMD_STATUS_FAIL;
+ return;
+ }
+
+ report_data = f54->factory_data->abscap_data;
+ memcpy(report_data, f54->report_data, f54->report_size);
+ memset(temp, 0, CMD_STR_LEN);
+ memset(temp2, 0, CMD_RESULT_STR_LEN);
+
+ num_of_tx = rmi4_data->num_of_tx;
+ num_of_rx = rmi4_data->num_of_rx;
+
+ for (ii = 0; ii < num_of_rx + num_of_tx; ii++) {
+ *report_data &= 0x0FFFF;
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: %s [%d] = %d\n", __func__,
+ ii >= num_of_rx ? "Tx" : "Rx",
+ ii < num_of_rx ? ii : ii - num_of_rx,
+ *report_data);
+ sprintf(temp, "%d,", *report_data);
+ strncat(temp2, temp, 9);
+ report_data += 2;
+ }
+ sprintf(data->cmd_buff, "%s", temp2);
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+
+ data->cmd_state = CMD_STATUS_OK;
+
+ return;
+}
+
+static void run_absdelta_read(void)
+{
+ struct factory_data *data = f54->factory_data;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ short *report_data;
+ char temp[CMD_STR_LEN];
+ char temp2[CMD_RESULT_STR_LEN];
+ unsigned char ii;
+ unsigned short num_of_tx;
+ unsigned short num_of_rx;
+
+ set_default_result(data);
+
+ if (f54->rmi4_data->ic_revision_of_ic != 0xBF) {
+ dev_info(&f54->rmi4_data->i2c_client->dev,
+ "%s: this is not Factory FW.\n", __func__);
+ sprintf(data->cmd_buff, "%s", "Not Factory Firmware");
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+ data->cmd_state = CMD_STATUS_NOT_APPLICABLE;
+ return;
+ }
+
+ if (rmi4_data->touch_stopped) {
+ dev_err(&rmi4_data->i2c_client->dev, "%s: [ERROR] Touch is stopped\n",
+ __func__);
+ sprintf(data->cmd_buff, "%s", "TSP turned off");
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+ data->cmd_state = CMD_STATUS_NOT_APPLICABLE;
+ return;
+ }
+
+ if (!synaptics_rmi4_f54_get_report_type(F54_ABS_DELTA_CAP)) {
+ data->cmd_state = CMD_STATUS_FAIL;
+ return;
+ }
+
+ report_data = f54->factory_data->absdelta_data;
+ memcpy(report_data, f54->report_data, f54->report_size);
+ memset(temp, 0, CMD_STR_LEN);
+ memset(temp2, 0, CMD_RESULT_STR_LEN);
+
+ num_of_tx = rmi4_data->num_of_tx;
+ num_of_rx = rmi4_data->num_of_rx;
+
+ for (ii = 0; ii < num_of_rx + num_of_tx; ii++) {
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: %s [%d] = %d\n", __func__,
+ ii >= num_of_rx ? "Tx" : "Rx",
+ ii < num_of_rx ? ii : ii - num_of_rx,
+ *report_data);
+ sprintf(temp, "%d,", *report_data);
+ strncat(temp2, temp, 5);
+ report_data += 2;
+ }
+ sprintf(data->cmd_buff, "%s", temp2);
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+
+ data->cmd_state = CMD_STATUS_OK;
+
+ return;
+}
+
+static void run_trx_short_test(void)
+{
+ struct factory_data *data = f54->factory_data;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ short *report_data;
+ unsigned char ii;
+ int retval = 0;
+
+ set_default_result(data);
+
+ if (f54->rmi4_data->ic_revision_of_ic != 0xBF) {
+ dev_info(&f54->rmi4_data->i2c_client->dev,
+ "%s: this is not Factory FW.\n", __func__);
+ sprintf(data->cmd_buff, "%s", "Not Factory Firmware");
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+ data->cmd_state = CMD_STATUS_NOT_APPLICABLE;
+ return;
+ }
+
+ if (rmi4_data->touch_stopped) {
+ dev_err(&rmi4_data->i2c_client->dev, "%s: [ERROR] Touch is stopped\n",
+ __func__);
+ sprintf(data->cmd_buff, "%s", "TSP turned off");
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+ data->cmd_state = CMD_STATUS_NOT_APPLICABLE;
+ return;
+ }
+
+ disable_irq(rmi4_data->i2c_client->irq);
+ if (!synaptics_rmi4_f54_get_report_type(F54_TREX_SHORTS)) {
+ data->cmd_state = CMD_STATUS_FAIL;
+ return;
+ }
+
+ report_data = f54->factory_data->trx_short;
+ memcpy(report_data, f54->report_data, f54->report_size);
+
+ for (ii = 0; ii < f54->report_size; ii++) {
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: [%d]: [%x][%x][%x][%x][%x][%x][%x][%x]\n",
+ __func__, ii, *report_data & 0x1, (*report_data & 0x2) >> 1,
+ (*report_data & 0x4) >> 2, (*report_data & 0x8) >> 3,
+ (*report_data & 0x10) >> 4, (*report_data & 0x20) >> 5,
+ (*report_data & 0x40) >> 6, (*report_data & 0x80) >> 7);
+ if (*report_data > 0)
+ retval++;
+ report_data++;
+ }
+ if (retval > 0)
+ sprintf(data->cmd_buff, "FAIL");
+ else
+ sprintf(data->cmd_buff, "OK");
+
+ enable_irq(rmi4_data->i2c_client->irq);
+
+ f54->rmi4_data->reset_device(rmi4_data);
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+
+ data->cmd_state = CMD_STATUS_OK;
+
+ return;
+}
+
+static void hover_enable(void)
+{
+ struct factory_data *data = f54->factory_data;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ set_default_result(data);
+
+ if (data->cmd_param[0] < 0 || data->cmd_param[0] > 1) {
+ snprintf(data->cmd_buff, sizeof(data->cmd_buff), "NG");
+ data->cmd_state = CMD_STATUS_FAIL;
+ } else {
+ int retval, enables;
+
+ enables = data->cmd_param[0];
+ retval = synaptics_rmi4_proximity_enables(enables);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s failed, retval = %d\n",
+ __func__, retval);
+ snprintf(data->cmd_buff, sizeof(data->cmd_buff), "NG");
+ data->cmd_state = CMD_STATUS_FAIL;
+ } else {
+ snprintf(data->cmd_buff, sizeof(data->cmd_buff), "OK");
+ data->cmd_state = CMD_STATUS_OK;
+ }
+ }
+
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+
+ mutex_lock(&data->cmd_lock);
+ data->cmd_is_running = false;
+ mutex_unlock(&data->cmd_lock);
+
+ data->cmd_state = CMD_STATUS_WAITING;
+
+ return;
+}
+
+static void hover_no_sleep_enable(void)
+{
+ struct factory_data *data = f54->factory_data;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ set_default_result(data);
+
+ if (data->cmd_param[0] < 0 || data->cmd_param[0] > 1) {
+ snprintf(data->cmd_buff, sizeof(data->cmd_buff), "NG");
+ data->cmd_state = CMD_STATUS_FAIL;
+ } else {
+ int retval;
+
+ if (data->cmd_param[0])
+ retval = synaptics_proximity_no_sleep_set(true);
+ else
+ retval = synaptics_proximity_no_sleep_set(false);
+
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev, "%s failed, retval = %d\n",
+ __func__, retval);
+ snprintf(data->cmd_buff, sizeof(data->cmd_buff), "NG");
+ data->cmd_state = CMD_STATUS_FAIL;
+ } else {
+ snprintf(data->cmd_buff, sizeof(data->cmd_buff), "OK");
+ data->cmd_state = CMD_STATUS_OK;
+ }
+
+ }
+
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+
+ return;
+}
+
+#define GLOVE_MODE_EN (1 << 0)
+#define CLEAR_COVER_EN (1 << 1)
+#define FAST_GLOVE_MODE_EN (1 << 2)
+
+static void glove_mode(void)
+{
+ struct factory_data *data = f54->factory_data;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ set_default_result(data);
+
+ if (rmi4_data->glove_mode_enables & CLEAR_COVER_EN) {
+ snprintf(data->cmd_buff, sizeof(data->cmd_buff), "OK");
+ data->cmd_state = CMD_STATUS_OK;
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s Skip glove mode set (cover bit enabled)\n",
+ __func__);
+ goto skip_glove_mode_set;
+ }
+
+ if (data->cmd_param[0] < 0 || data->cmd_param[0] > 1) {
+ snprintf(data->cmd_buff, sizeof(data->cmd_buff), "NG");
+ data->cmd_state = CMD_STATUS_FAIL;
+ } else {
+ int retval;
+
+ if (data->cmd_param[0])
+ rmi4_data->glove_mode_enables |= GLOVE_MODE_EN;
+ else
+ rmi4_data->glove_mode_enables &= ~(GLOVE_MODE_EN);
+
+ retval = synaptics_rmi4_glove_mode_enables(rmi4_data);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s failed, retval = %d\n",
+ __func__, retval);
+ snprintf(data->cmd_buff, sizeof(data->cmd_buff), "NG");
+ data->cmd_state = CMD_STATUS_FAIL;
+ } else {
+ snprintf(data->cmd_buff, sizeof(data->cmd_buff), "OK");
+ data->cmd_state = CMD_STATUS_OK;
+ }
+ }
+
+skip_glove_mode_set:
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+
+ mutex_lock(&data->cmd_lock);
+ data->cmd_is_running = false;
+ mutex_unlock(&data->cmd_lock);
+
+ data->cmd_state = CMD_STATUS_WAITING;
+
+ return;
+}
+
+static void fast_glove_mode(void)
+{
+ struct factory_data *data = f54->factory_data;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ set_default_result(data);
+
+ if (data->cmd_param[0] < 0 || data->cmd_param[0] > 1) {
+ snprintf(data->cmd_buff, sizeof(data->cmd_buff), "NG");
+ data->cmd_state = CMD_STATUS_FAIL;
+ } else {
+ int retval;
+
+ if (data->cmd_param[0]) {
+ rmi4_data->glove_mode_enables |= (FAST_GLOVE_MODE_EN | GLOVE_MODE_EN);
+ rmi4_data->fast_glove_state = true;
+ } else {
+ rmi4_data->glove_mode_enables &= ~(FAST_GLOVE_MODE_EN);
+ rmi4_data->fast_glove_state = false;
+ }
+
+ retval = synaptics_rmi4_glove_mode_enables(rmi4_data);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s failed, retval = %d\n",
+ __func__, retval);
+ snprintf(data->cmd_buff, sizeof(data->cmd_buff), "NG");
+ data->cmd_state = CMD_STATUS_FAIL;
+ } else {
+ snprintf(data->cmd_buff, sizeof(data->cmd_buff), "OK");
+ data->cmd_state = CMD_STATUS_OK;
+ }
+ }
+
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+
+ mutex_lock(&data->cmd_lock);
+ data->cmd_is_running = false;
+ mutex_unlock(&data->cmd_lock);
+
+ data->cmd_state = CMD_STATUS_WAITING;
+
+ return;
+}
+
+static void clear_cover_mode(void)
+{
+ struct factory_data *data = f54->factory_data;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ set_default_result(data);
+
+ if (data->cmd_param[0] < 0 || data->cmd_param[0] > 3) {
+ snprintf(data->cmd_buff, sizeof(data->cmd_buff), "NG");
+ data->cmd_state = CMD_STATUS_FAIL;
+ } else {
+ int retval;
+
+ rmi4_data->glove_mode_enables = data->cmd_param[0];
+
+ if (data->cmd_param[0] && rmi4_data->fast_glove_state)
+ rmi4_data->glove_mode_enables |= FAST_GLOVE_MODE_EN;
+
+ retval = synaptics_rmi4_glove_mode_enables(rmi4_data);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s failed, retval = %d\n",
+ __func__, retval);
+ snprintf(data->cmd_buff, sizeof(data->cmd_buff), "NG");
+ data->cmd_state = CMD_STATUS_FAIL;
+ } else {
+ snprintf(data->cmd_buff, sizeof(data->cmd_buff), "OK");
+ data->cmd_state = CMD_STATUS_OK;
+ }
+
+ /* Sync user setting value when wakeup with flip cover opened */
+ if ((0x02 == rmi4_data->glove_mode_enables) ||
+ (0x06 == rmi4_data->glove_mode_enables)) {
+ rmi4_data->glove_mode_enables &= ~(CLEAR_COVER_EN);
+
+ if (rmi4_data->fast_glove_state)
+ rmi4_data->glove_mode_enables |= GLOVE_MODE_EN;
+ }
+ }
+
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+
+ mutex_lock(&data->cmd_lock);
+ data->cmd_is_running = false;
+ mutex_unlock(&data->cmd_lock);
+
+ data->cmd_state = CMD_STATUS_WAITING;
+
+ return;
+}
+
+static void get_glove_sensitivity(void)
+{
+ struct factory_data *data = f54->factory_data;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ set_default_result(data);
+
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s : %x\n", __func__, rmi4_data->gloved_sensitivity & 0x0F);
+
+ sprintf(data->cmd_buff, "%x", rmi4_data->gloved_sensitivity & 0x0F);
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+
+ data->cmd_state = CMD_STATUS_OK;
+ return;
+}
+
+static void hover_rezero(void)
+{
+ struct factory_data *data = f54->factory_data;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ dev_info(&rmi4_data->i2c_client->dev, "%s\n", __func__);
+
+ set_default_result(data);
+
+ synaptics_rmi4_f51_set_custom_rezero(rmi4_data);
+
+ snprintf(data->cmd_buff, sizeof(data->cmd_buff), "OK");
+ data->cmd_state = CMD_STATUS_OK;
+
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+}
+
+static void boost_level(void)
+{
+ struct factory_data *data = f54->factory_data;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+#ifdef TSP_BOOSTER
+ int retval;
+#endif
+ dev_info(&rmi4_data->i2c_client->dev, "%s\n", __func__);
+
+ set_default_result(data);
+
+#ifdef TSP_BOOSTER
+ rmi4_data->dvfs_boost_mode = data->cmd_param[0];
+
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: dvfs_boost_mode = %d\n",
+ __func__, rmi4_data->dvfs_boost_mode);
+#endif
+ snprintf(data->cmd_buff, sizeof(data->cmd_buff), "OK");
+ data->cmd_state = CMD_STATUS_OK;
+#ifdef TSP_BOOSTER
+ if (rmi4_data->dvfs_boost_mode == DVFS_STAGE_NONE) {
+ retval = set_freq_limit(DVFS_TOUCH_ID, -1);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: booster stop failed(%d).\n",
+ __func__, retval);
+ snprintf(data->cmd_buff, sizeof(data->cmd_buff), "NG");
+ data->cmd_state = CMD_STATUS_FAIL;
+
+ rmi4_data->dvfs_lock_status = false;
+ }
+ }
+#endif
+
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+
+ mutex_lock(&data->cmd_lock);
+ data->cmd_is_running = false;
+ mutex_unlock(&data->cmd_lock);
+
+ data->cmd_state = CMD_STATUS_WAITING;
+
+ return;
+}
+
+static void not_support_cmd(void)
+{
+ struct factory_data *data = f54->factory_data;
+
+ set_default_result(data);
+ sprintf(data->cmd_buff, "%s", tostring(NA));
+ set_cmd_result(data, data->cmd_buff, strlen(data->cmd_buff));
+ data->cmd_state = CMD_STATUS_NOT_APPLICABLE;
+}
+#endif
+
+static ssize_t synaptics_rmi4_f54_status_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ return snprintf(buf, PAGE_SIZE, "%u\n", f54->status);
+}
+
+static ssize_t synaptics_rmi4_f54_report_size_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ return snprintf(buf, PAGE_SIZE, "%u\n", f54->report_size);
+}
+
+static ssize_t synaptics_rmi4_f54_no_auto_cal_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ return snprintf(buf, PAGE_SIZE, "%u\n", f54->no_auto_cal);
+}
+
+static ssize_t synaptics_rmi4_f54_no_auto_cal_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ int retval;
+ unsigned char data;
+ unsigned long setting;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ retval = kstrtoul(buf, 10, &setting);
+ if (retval)
+ return retval;
+
+ if (setting > 1)
+ return -EINVAL;
+
+ retval = f54->fn_ptr->read(rmi4_data,
+ f54->control_base_addr,
+ &data,
+ sizeof(data));
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to read control register\n",
+ __func__);
+ return retval;
+ }
+
+ if ((data & NO_AUTO_CAL_MASK) == setting)
+ return count;
+
+ data = (data & ~NO_AUTO_CAL_MASK) | (data & NO_AUTO_CAL_MASK);
+
+ retval = f54->fn_ptr->write(rmi4_data,
+ f54->control_base_addr,
+ &data,
+ sizeof(data));
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to write control register\n",
+ __func__);
+ return retval;
+ }
+
+ f54->no_auto_cal = (setting == 1);
+
+ return count;
+}
+
+static ssize_t synaptics_rmi4_f54_report_type_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ return snprintf(buf, PAGE_SIZE, "%u\n", f54->report_type);
+}
+
+static ssize_t synaptics_rmi4_f54_report_type_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ int retval;
+ unsigned char data;
+ unsigned long setting;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ retval = kstrtoul(buf, 10, &setting);
+ if (retval)
+ return retval;
+
+ if (!is_report_type_valid((enum f54_report_types)setting)) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Report type not supported by driver\n",
+ __func__);
+ return -EINVAL;
+ }
+
+ mutex_lock(&f54->status_mutex);
+
+ if (f54->status != STATUS_BUSY) {
+ f54->report_type = (enum f54_report_types)setting;
+ data = (unsigned char)setting;
+ retval = f54->fn_ptr->write(rmi4_data,
+ f54->data_base_addr,
+ &data,
+ sizeof(data));
+ mutex_unlock(&f54->status_mutex);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to write data register\n",
+ __func__);
+ return retval;
+ }
+ return count;
+ } else {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Previous get report still ongoing\n",
+ __func__);
+ mutex_unlock(&f54->status_mutex);
+ return -EINVAL;
+ }
+}
+
+static ssize_t synaptics_rmi4_f54_fifoindex_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ int retval;
+ unsigned char data[2];
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ retval = f54->fn_ptr->read(rmi4_data,
+ f54->data_base_addr + DATA_REPORT_INDEX_OFFSET,
+ data,
+ sizeof(data));
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to read data registers\n",
+ __func__);
+ return retval;
+ }
+
+ batohs(&f54->fifoindex, data);
+
+ return snprintf(buf, PAGE_SIZE, "%u\n", f54->fifoindex);
+}
+static ssize_t synaptics_rmi4_f54_fifoindex_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ int retval;
+ unsigned char data[2];
+ unsigned long setting;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ retval = kstrtoul(buf, 10, &setting);
+ if (retval)
+ return retval;
+
+ f54->fifoindex = setting;
+
+ hstoba(data, (unsigned short)setting);
+
+ retval = f54->fn_ptr->write(rmi4_data,
+ f54->data_base_addr + DATA_REPORT_INDEX_OFFSET,
+ data,
+ sizeof(data));
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to write data registers\n",
+ __func__);
+ return retval;
+ }
+
+ return count;
+}
+
+static ssize_t synaptics_rmi4_f54_do_preparation_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ int retval;
+ unsigned long setting;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ retval = kstrtoul(buf, 10, &setting);
+ if (retval)
+ return retval;
+
+ if (setting != 1)
+ return -EINVAL;
+
+ mutex_lock(&f54->status_mutex);
+
+ if (f54->status != STATUS_IDLE) {
+ if (f54->status != STATUS_BUSY) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Invalid status (%d)\n",
+ __func__, f54->status);
+ } else {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Previous get report still ongoing\n",
+ __func__);
+ }
+ mutex_unlock(&f54->status_mutex);
+ return -EBUSY;
+ }
+
+ mutex_unlock(&f54->status_mutex);
+
+ retval = do_preparation();
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to do preparation\n",
+ __func__);
+ return retval;
+ }
+
+ return count;
+}
+
+static ssize_t synaptics_rmi4_f54_get_report_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ int retval;
+ unsigned char command;
+ unsigned long setting;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ retval = kstrtoul(buf, 10, &setting);
+ if (retval)
+ return retval;
+
+ if (setting != 1)
+ return -EINVAL;
+
+ command = (unsigned char)COMMAND_GET_REPORT;
+
+ if (!is_report_type_valid(f54->report_type)) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Invalid report type\n",
+ __func__);
+ return -EINVAL;
+ }
+
+ mutex_lock(&f54->status_mutex);
+
+ if (f54->status != STATUS_IDLE) {
+ if (f54->status != STATUS_BUSY) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Invalid status (%d)\n",
+ __func__, f54->status);
+ } else {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Previous get report still ongoing\n",
+ __func__);
+ }
+ mutex_unlock(&f54->status_mutex);
+ return -EBUSY;
+ }
+
+ set_interrupt(true);
+
+ f54->status = STATUS_BUSY;
+
+ retval = f54->fn_ptr->write(rmi4_data,
+ f54->command_base_addr,
+ &command,
+ sizeof(command));
+ mutex_unlock(&f54->status_mutex);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to write get report command\n",
+ __func__);
+ return retval;
+ }
+
+#ifdef WATCHDOG_HRTIMER
+ hrtimer_start(&f54->watchdog,
+ ktime_set(WATCHDOG_TIMEOUT_S, 0),
+ HRTIMER_MODE_REL);
+#endif
+
+ return count;
+}
+
+static ssize_t synaptics_rmi4_f54_force_cal_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ int retval;
+ unsigned char command;
+ unsigned long setting;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ retval = kstrtoul(buf, 10, &setting);
+ if (retval)
+ return retval;
+
+ if (setting != 1)
+ return count;
+
+ command = (unsigned char)COMMAND_FORCE_CAL;
+
+ if (f54->status == STATUS_BUSY)
+ return -EBUSY;
+
+ retval = f54->fn_ptr->write(rmi4_data,
+ f54->command_base_addr,
+ &command,
+ sizeof(command));
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to write force cal command\n",
+ __func__);
+ return retval;
+ }
+
+ return count;
+}
+
+simple_show_func_unsigned(query, num_of_rx_electrodes)
+simple_show_func_unsigned(query, num_of_tx_electrodes)
+simple_show_func_unsigned(query, has_image16)
+simple_show_func_unsigned(query, has_image8)
+simple_show_func_unsigned(query, has_baseline)
+simple_show_func_unsigned(query, clock_rate)
+simple_show_func_unsigned(query, touch_controller_family)
+simple_show_func_unsigned(query, has_pixel_touch_threshold_adjustment)
+simple_show_func_unsigned(query, has_sensor_assignment)
+simple_show_func_unsigned(query, has_interference_metric)
+simple_show_func_unsigned(query, has_sense_frequency_control)
+simple_show_func_unsigned(query, has_firmware_noise_mitigation)
+simple_show_func_unsigned(query, has_two_byte_report_rate)
+simple_show_func_unsigned(query, has_one_byte_report_rate)
+simple_show_func_unsigned(query, has_relaxation_control)
+simple_show_func_unsigned(query, curve_compensation_mode)
+simple_show_func_unsigned(query, has_iir_filter)
+simple_show_func_unsigned(query, has_cmn_removal)
+simple_show_func_unsigned(query, has_cmn_maximum)
+simple_show_func_unsigned(query, has_touch_hysteresis)
+simple_show_func_unsigned(query, has_edge_compensation)
+simple_show_func_unsigned(query, has_per_frequency_noise_control)
+simple_show_func_unsigned(query, has_signal_clarity)
+simple_show_func_unsigned(query, number_of_sensing_frequencies)
+
+show_store_func_unsigned(control, reg_0, no_relax)
+show_store_func_unsigned(control, reg_0, no_scan)
+show_store_func_unsigned(control, reg_1, bursts_per_cluster)
+show_store_func_unsigned(control, reg_2, saturation_cap)
+show_store_func_unsigned(control, reg_3, pixel_touch_threshold)
+show_store_func_unsigned(control, reg_4__6, rx_feedback_cap)
+show_store_func_unsigned(control, reg_4__6, low_ref_cap)
+show_store_func_unsigned(control, reg_4__6, low_ref_feedback_cap)
+show_store_func_unsigned(control, reg_4__6, low_ref_polarity)
+show_store_func_unsigned(control, reg_4__6, high_ref_cap)
+show_store_func_unsigned(control, reg_4__6, high_ref_feedback_cap)
+show_store_func_unsigned(control, reg_4__6, high_ref_polarity)
+show_store_func_unsigned(control, reg_7, cbc_cap)
+show_store_func_unsigned(control, reg_7, cbc_polarity)
+show_store_func_unsigned(control, reg_7, cbc_tx_carrier_selection)
+show_store_func_unsigned(control, reg_8__9, integration_duration)
+show_store_func_unsigned(control, reg_8__9, reset_duration)
+show_store_func_unsigned(control, reg_10, noise_sensing_bursts_per_image)
+show_store_func_unsigned(control, reg_12__13, slow_relaxation_rate)
+show_store_func_unsigned(control, reg_12__13, fast_relaxation_rate)
+show_store_func_unsigned(control, reg_14, rxs_on_xaxis)
+show_store_func_unsigned(control, reg_14, curve_comp_on_txs)
+show_store_func_unsigned(control, reg_20, disable_noise_mitigation)
+show_store_func_unsigned(control, reg_21, freq_shift_noise_threshold)
+show_store_func_unsigned(control, reg_22__26, medium_noise_threshold)
+show_store_func_unsigned(control, reg_22__26, high_noise_threshold)
+show_store_func_unsigned(control, reg_22__26, noise_density)
+show_store_func_unsigned(control, reg_22__26, frame_count)
+show_store_func_unsigned(control, reg_27, iir_filter_coef)
+show_store_func_unsigned(control, reg_28, quiet_threshold)
+show_store_func_unsigned(control, reg_29, cmn_filter_disable)
+show_store_func_unsigned(control, reg_30, cmn_filter_max)
+show_store_func_unsigned(control, reg_31, touch_hysteresis)
+show_store_func_unsigned(control, reg_32__35, rx_low_edge_comp)
+show_store_func_unsigned(control, reg_32__35, rx_high_edge_comp)
+show_store_func_unsigned(control, reg_32__35, tx_low_edge_comp)
+show_store_func_unsigned(control, reg_32__35, tx_high_edge_comp)
+show_store_func_unsigned(control, reg_41, no_signal_clarity)
+
+show_replicated_func_unsigned(control, reg_15, sensor_rx_assignment)
+show_replicated_func_unsigned(control, reg_16, sensor_tx_assignment)
+show_replicated_func_unsigned(control, reg_17, disable)
+show_replicated_func_unsigned(control, reg_17, filter_bandwidth)
+show_replicated_func_unsigned(control, reg_19, stretch_duration)
+show_replicated_func_unsigned(control, reg_38, noise_control_1)
+show_replicated_func_unsigned(control, reg_39, noise_control_2)
+show_replicated_func_unsigned(control, reg_40, noise_control_3)
+
+show_store_replicated_func_unsigned(control, reg_36, axis1_comp)
+show_store_replicated_func_unsigned(control, reg_37, axis2_comp)
+
+static ssize_t synaptics_rmi4_f54_burst_count_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ int retval;
+ int size = 0;
+ unsigned char ii;
+ unsigned char *temp;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ mutex_lock(&f54->control_mutex);
+
+ retval = f54->fn_ptr->read(rmi4_data,
+ f54->control.reg_17->address,
+ (unsigned char *)f54->control.reg_17->data,
+ f54->control.reg_17->length);
+ if (retval < 0) {
+ dev_dbg(&rmi4_data->i2c_client->dev,
+ "%s: Failed to read control reg_17\n",
+ __func__);
+ }
+
+ retval = f54->fn_ptr->read(rmi4_data,
+ f54->control.reg_18->address,
+ (unsigned char *)f54->control.reg_18->data,
+ f54->control.reg_18->length);
+ if (retval < 0) {
+ dev_dbg(&rmi4_data->i2c_client->dev,
+ "%s: Failed to read control reg_18\n",
+ __func__);
+ }
+
+ mutex_unlock(&f54->control_mutex);
+
+ temp = buf;
+
+ for (ii = 0; ii < f54->control.reg_17->length; ii++) {
+ retval = snprintf(temp, PAGE_SIZE - size, "%u ", (1 << 8) *
+ f54->control.reg_17->data[ii].burst_count_b8__10 +
+ f54->control.reg_18->data[ii].burst_count_b0__7);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Faild to write output\n",
+ __func__);
+ return retval;
+ }
+ size += retval;
+ temp += retval;
+ }
+
+ retval = snprintf(temp, PAGE_SIZE - size, "\n");
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Faild to write null terminator\n",
+ __func__);
+ return retval;
+ }
+
+ return size + retval;
+}
+
+static ssize_t synaptics_rmi4_f54_data_read(struct file *data_file,
+ struct kobject *kobj, struct bin_attribute *attributes,
+ char *buf, loff_t pos, size_t count)
+{
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ mutex_lock(&f54->data_mutex);
+
+ if (count < f54->report_size) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Report type %d data size (%d) too large\n",
+ __func__, f54->report_type, f54->report_size);
+ mutex_unlock(&f54->data_mutex);
+ return -EINVAL;
+ }
+
+ if (f54->report_data) {
+ memcpy(buf, f54->report_data, f54->report_size);
+ mutex_unlock(&f54->data_mutex);
+ return f54->report_size;
+ } else {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Report type %d data not available\n",
+ __func__, f54->report_type);
+ mutex_unlock(&f54->data_mutex);
+ return -EINVAL;
+ }
+}
+
+static int synaptics_rmi4_f54_set_sysfs(void)
+{
+ int retval;
+ int reg_num;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ f54->attr_dir = kobject_create_and_add("f54",
+ &rmi4_data->input_dev->dev.kobj);
+ if (!f54->attr_dir) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to create sysfs directory\n",
+ __func__);
+ goto exit_1;
+ }
+
+ retval = sysfs_create_bin_file(f54->attr_dir, &dev_report_data);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to create sysfs bin file\n",
+ __func__);
+ goto exit_2;
+ }
+
+ retval = sysfs_create_group(f54->attr_dir, &attr_group);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to create sysfs attributes\n",
+ __func__);
+ goto exit_3;
+ }
+
+ for (reg_num = 0; reg_num < ARRAY_SIZE(attrs_ctrl_regs); reg_num++) {
+ if (attrs_ctrl_regs_exist[reg_num]) {
+ retval = sysfs_create_group(f54->attr_dir,
+ &attrs_ctrl_regs[reg_num]);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to create sysfs attributes\n",
+ __func__);
+ goto exit_4;
+ }
+ }
+ }
+
+ return 0;
+
+exit_4:
+ sysfs_remove_group(f54->attr_dir, &attr_group);
+
+ for (reg_num--; reg_num >= 0; reg_num--)
+ sysfs_remove_group(f54->attr_dir, &attrs_ctrl_regs[reg_num]);
+
+exit_3:
+ sysfs_remove_bin_file(f54->attr_dir, &dev_report_data);
+
+exit_2:
+ kobject_put(f54->attr_dir);
+
+exit_1:
+ return -ENODEV;
+}
+
+static int synaptics_rmi4_f54_set_ctrl(void)
+{
+ unsigned char length;
+ unsigned char reg_num = 0;
+ unsigned char num_of_sensing_freqs;
+ unsigned short reg_addr = f54->control_base_addr;
+ struct f54_control *control = &f54->control;
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ num_of_sensing_freqs = f54->query.number_of_sensing_frequencies;
+
+ /* control 0 */
+ attrs_ctrl_regs_exist[reg_num] = true;
+ control->reg_0 = kzalloc(sizeof(*(control->reg_0)),
+ GFP_KERNEL);
+ if (!control->reg_0)
+ goto exit_no_mem;
+ control->reg_0->address = reg_addr;
+ reg_addr += sizeof(control->reg_0->data);
+ reg_num++;
+
+ /* control 1 */
+ if ((f54->query.touch_controller_family == 0) ||
+ (f54->query.touch_controller_family == 1)) {
+ attrs_ctrl_regs_exist[reg_num] = true;
+ control->reg_1 = kzalloc(sizeof(*(control->reg_1)),
+ GFP_KERNEL);
+ if (!control->reg_1)
+ goto exit_no_mem;
+ control->reg_1->address = reg_addr;
+ reg_addr += sizeof(control->reg_1->data);
+ }
+ reg_num++;
+
+ /* control 2 */
+ attrs_ctrl_regs_exist[reg_num] = true;
+ control->reg_2 = kzalloc(sizeof(*(control->reg_2)),
+ GFP_KERNEL);
+ if (!control->reg_2)
+ goto exit_no_mem;
+ control->reg_2->address = reg_addr;
+ reg_addr += sizeof(control->reg_2->data);
+ reg_num++;
+
+ /* control 3 */
+ if (f54->query.has_pixel_touch_threshold_adjustment == 1) {
+ attrs_ctrl_regs_exist[reg_num] = true;
+ control->reg_3 = kzalloc(sizeof(*(control->reg_3)),
+ GFP_KERNEL);
+ if (!control->reg_3)
+ goto exit_no_mem;
+ control->reg_3->address = reg_addr;
+ reg_addr += sizeof(control->reg_3->data);
+ }
+ reg_num++;
+
+ /* controls 4 5 6 */
+ if ((f54->query.touch_controller_family == 0) ||
+ (f54->query.touch_controller_family == 1)) {
+ attrs_ctrl_regs_exist[reg_num] = true;
+ control->reg_4__6 = kzalloc(sizeof(*(control->reg_4__6)),
+ GFP_KERNEL);
+ if (!control->reg_4__6)
+ goto exit_no_mem;
+ control->reg_4__6->address = reg_addr;
+ reg_addr += sizeof(control->reg_4__6->data);
+ }
+ reg_num++;
+
+ /* control 7 */
+ if (f54->query.touch_controller_family == 1) {
+ attrs_ctrl_regs_exist[reg_num] = true;
+ control->reg_7 = kzalloc(sizeof(*(control->reg_7)),
+ GFP_KERNEL);
+ if (!control->reg_7)
+ goto exit_no_mem;
+ control->reg_7->address = reg_addr;
+ reg_addr += sizeof(control->reg_7->data);
+ }
+ reg_num++;
+
+ /* controls 8 9 */
+ if ((f54->query.touch_controller_family == 0) ||
+ (f54->query.touch_controller_family == 1)) {
+ attrs_ctrl_regs_exist[reg_num] = true;
+ control->reg_8__9 = kzalloc(sizeof(*(control->reg_8__9)),
+ GFP_KERNEL);
+ if (!control->reg_8__9)
+ goto exit_no_mem;
+ control->reg_8__9->address = reg_addr;
+ reg_addr += sizeof(control->reg_8__9->data);
+ }
+ reg_num++;
+
+ /* control 10 */
+ if (f54->query.has_interference_metric == 1) {
+ attrs_ctrl_regs_exist[reg_num] = true;
+ control->reg_10 = kzalloc(sizeof(*(control->reg_10)),
+ GFP_KERNEL);
+ if (!control->reg_10)
+ goto exit_no_mem;
+ control->reg_10->address = reg_addr;
+ reg_addr += sizeof(control->reg_10->data);
+ }
+ reg_num++;
+
+ /* control 11 */
+ if (f54->query.has_ctrl11 == 1) {
+ attrs_ctrl_regs_exist[reg_num] = true;
+ control->reg_11 = kzalloc(sizeof(*(control->reg_11)),
+ GFP_KERNEL);
+ if (!control->reg_11)
+ goto exit_no_mem;
+ control->reg_11->address = reg_addr;
+ reg_addr += sizeof(control->reg_11->data);
+ }
+ reg_num++;
+
+ /* controls 12 13 */
+ if (f54->query.has_relaxation_control == 1) {
+ attrs_ctrl_regs_exist[reg_num] = true;
+ control->reg_12__13 = kzalloc(sizeof(*(control->reg_12__13)),
+ GFP_KERNEL);
+ if (!control->reg_12__13)
+ goto exit_no_mem;
+ control->reg_12__13->address = reg_addr;
+ reg_addr += sizeof(control->reg_12__13->data);
+ }
+ reg_num++;
+
+ /* controls 14 15 16 */
+ if (f54->query.has_sensor_assignment == 1) {
+ attrs_ctrl_regs_exist[reg_num] = true;
+
+ control->reg_14 = kzalloc(sizeof(*(control->reg_14)),
+ GFP_KERNEL);
+ if (!control->reg_14)
+ goto exit_no_mem;
+ control->reg_14->address = reg_addr;
+ reg_addr += sizeof(control->reg_14->data);
+
+ control->reg_15 = kzalloc(sizeof(*(control->reg_15)),
+ GFP_KERNEL);
+ if (!control->reg_15)
+ goto exit_no_mem;
+ control->reg_15->length = f54->query.num_of_rx_electrodes;
+ control->reg_15->data = kzalloc(control->reg_15->length *
+ sizeof(*(control->reg_15->data)), GFP_KERNEL);
+ if (!control->reg_15->data)
+ goto exit_no_mem;
+ control->reg_15->address = reg_addr;
+ reg_addr += control->reg_15->length;
+
+ control->reg_16 = kzalloc(sizeof(*(control->reg_16)),
+ GFP_KERNEL);
+ if (!control->reg_16)
+ goto exit_no_mem;
+ control->reg_16->length = f54->query.num_of_tx_electrodes;
+ control->reg_16->data = kzalloc(control->reg_16->length *
+ sizeof(*(control->reg_16->data)), GFP_KERNEL);
+ if (!control->reg_16->data)
+ goto exit_no_mem;
+ control->reg_16->address = reg_addr;
+ reg_addr += control->reg_16->length;
+ }
+ reg_num++;
+
+ /* controls 17 18 19 */
+ if (f54->query.has_sense_frequency_control == 1) {
+ attrs_ctrl_regs_exist[reg_num] = true;
+
+ length = num_of_sensing_freqs;
+
+ control->reg_17 = kzalloc(sizeof(*(control->reg_17)),
+ GFP_KERNEL);
+ if (!control->reg_17)
+ goto exit_no_mem;
+ control->reg_17->length = length;
+ control->reg_17->data = kzalloc(length *
+ sizeof(*(control->reg_17->data)), GFP_KERNEL);
+ if (!control->reg_17->data)
+ goto exit_no_mem;
+ control->reg_17->address = reg_addr;
+ reg_addr += length;
+
+ control->reg_18 = kzalloc(sizeof(*(control->reg_18)),
+ GFP_KERNEL);
+ if (!control->reg_18)
+ goto exit_no_mem;
+ control->reg_18->length = length;
+ control->reg_18->data = kzalloc(length *
+ sizeof(*(control->reg_18->data)), GFP_KERNEL);
+ if (!control->reg_18->data)
+ goto exit_no_mem;
+ control->reg_18->address = reg_addr;
+ reg_addr += length;
+
+ control->reg_19 = kzalloc(sizeof(*(control->reg_19)),
+ GFP_KERNEL);
+ if (!control->reg_19)
+ goto exit_no_mem;
+ control->reg_19->length = length;
+ control->reg_19->data = kzalloc(length *
+ sizeof(*(control->reg_19->data)), GFP_KERNEL);
+ if (!control->reg_19->data)
+ goto exit_no_mem;
+ control->reg_19->address = reg_addr;
+ reg_addr += length;
+ }
+ reg_num++;
+
+ /* control 20 */
+ attrs_ctrl_regs_exist[reg_num] = true;
+ control->reg_20 = kzalloc(sizeof(*(control->reg_20)),
+ GFP_KERNEL);
+ if (!control->reg_20)
+ goto exit_no_mem;
+ control->reg_20->address = reg_addr;
+ reg_addr += sizeof(control->reg_20->data);
+ reg_num++;
+
+ /* control 21 */
+ if (f54->query.has_sense_frequency_control == 1) {
+ attrs_ctrl_regs_exist[reg_num] = true;
+ control->reg_21 = kzalloc(sizeof(*(control->reg_21)),
+ GFP_KERNEL);
+ if (!control->reg_21)
+ goto exit_no_mem;
+ control->reg_21->address = reg_addr;
+ reg_addr += sizeof(control->reg_21->data);
+ }
+ reg_num++;
+
+ /* controls 22 23 24 25 26 */
+ if (f54->query.has_firmware_noise_mitigation == 1) {
+ attrs_ctrl_regs_exist[reg_num] = true;
+ control->reg_22__26 = kzalloc(sizeof(*(control->reg_22__26)),
+ GFP_KERNEL);
+ if (!control->reg_22__26)
+ goto exit_no_mem;
+ control->reg_22__26->address = reg_addr;
+ reg_addr += sizeof(control->reg_22__26->data);
+ }
+ reg_num++;
+
+ /* control 27 */
+ if (f54->query.has_iir_filter == 1) {
+ attrs_ctrl_regs_exist[reg_num] = true;
+ control->reg_27 = kzalloc(sizeof(*(control->reg_27)),
+ GFP_KERNEL);
+ if (!control->reg_27)
+ goto exit_no_mem;
+ control->reg_27->address = reg_addr;
+ reg_addr += sizeof(control->reg_27->data);
+ }
+ reg_num++;
+
+ /* control 28 */
+ if (f54->query.has_firmware_noise_mitigation == 1) {
+ attrs_ctrl_regs_exist[reg_num] = true;
+ control->reg_28 = kzalloc(sizeof(*(control->reg_28)),
+ GFP_KERNEL);
+ if (!control->reg_28)
+ goto exit_no_mem;
+ control->reg_28->address = reg_addr;
+ reg_addr += sizeof(control->reg_28->data);
+ }
+ reg_num++;
+
+ /* control 29 */
+ if (f54->query.has_cmn_removal == 1) {
+ attrs_ctrl_regs_exist[reg_num] = true;
+ control->reg_29 = kzalloc(sizeof(*(control->reg_29)),
+ GFP_KERNEL);
+ if (!control->reg_29)
+ goto exit_no_mem;
+ control->reg_29->address = reg_addr;
+ reg_addr += sizeof(control->reg_29->data);
+ }
+ reg_num++;
+
+ /* control 30 */
+ if (f54->query.has_cmn_maximum == 1) {
+ attrs_ctrl_regs_exist[reg_num] = true;
+ control->reg_30 = kzalloc(sizeof(*(control->reg_30)),
+ GFP_KERNEL);
+ if (!control->reg_30)
+ goto exit_no_mem;
+ control->reg_30->address = reg_addr;
+ reg_addr += sizeof(control->reg_30->data);
+ }
+ reg_num++;
+
+ /* control 31 */
+ if (f54->query.has_touch_hysteresis == 1) {
+ attrs_ctrl_regs_exist[reg_num] = true;
+ control->reg_31 = kzalloc(sizeof(*(control->reg_31)),
+ GFP_KERNEL);
+ if (!control->reg_31)
+ goto exit_no_mem;
+ control->reg_31->address = reg_addr;
+ reg_addr += sizeof(control->reg_31->data);
+ }
+ reg_num++;
+
+ /* controls 32 33 34 35 */
+ if (f54->query.has_edge_compensation == 1) {
+ attrs_ctrl_regs_exist[reg_num] = true;
+ control->reg_32__35 = kzalloc(sizeof(*(control->reg_32__35)),
+ GFP_KERNEL);
+ if (!control->reg_32__35)
+ goto exit_no_mem;
+ control->reg_32__35->address = reg_addr;
+ reg_addr += sizeof(control->reg_32__35->data);
+ }
+ reg_num++;
+
+ /* control 36 */
+ if ((f54->query.curve_compensation_mode == 1) ||
+ (f54->query.curve_compensation_mode == 2)) {
+ attrs_ctrl_regs_exist[reg_num] = true;
+
+ if (f54->query.curve_compensation_mode == 1) {
+ length = max(f54->query.num_of_rx_electrodes,
+ f54->query.num_of_tx_electrodes);
+ } else if (f54->query.curve_compensation_mode == 2) {
+ length = f54->query.num_of_rx_electrodes;
+ }
+
+ control->reg_36 = kzalloc(sizeof(*(control->reg_36)),
+ GFP_KERNEL);
+ if (!control->reg_36)
+ goto exit_no_mem;
+ control->reg_36->length = length;
+ control->reg_36->data = kzalloc(length *
+ sizeof(*(control->reg_36->data)), GFP_KERNEL);
+ if (!control->reg_36->data)
+ goto exit_no_mem;
+ control->reg_36->address = reg_addr;
+ reg_addr += length;
+ }
+ reg_num++;
+
+ /* control 37 */
+ if (f54->query.curve_compensation_mode == 2) {
+ attrs_ctrl_regs_exist[reg_num] = true;
+
+ control->reg_37 = kzalloc(sizeof(*(control->reg_37)),
+ GFP_KERNEL);
+ if (!control->reg_37)
+ goto exit_no_mem;
+ control->reg_37->length = f54->query.num_of_tx_electrodes;
+ control->reg_37->data = kzalloc(control->reg_37->length *
+ sizeof(*(control->reg_37->data)), GFP_KERNEL);
+ if (!control->reg_37->data)
+ goto exit_no_mem;
+
+ control->reg_37->address = reg_addr;
+ reg_addr += control->reg_37->length;
+ }
+ reg_num++;
+
+ /* controls 38 39 40 */
+ if (f54->query.has_per_frequency_noise_control == 1) {
+ attrs_ctrl_regs_exist[reg_num] = true;
+
+ control->reg_38 = kzalloc(sizeof(*(control->reg_38)),
+ GFP_KERNEL);
+ if (!control->reg_38)
+ goto exit_no_mem;
+ control->reg_38->length = num_of_sensing_freqs;
+ control->reg_38->data = kzalloc(control->reg_38->length *
+ sizeof(*(control->reg_38->data)), GFP_KERNEL);
+ if (!control->reg_38->data)
+ goto exit_no_mem;
+ control->reg_38->address = reg_addr;
+ reg_addr += control->reg_38->length;
+
+ control->reg_39 = kzalloc(sizeof(*(control->reg_39)),
+ GFP_KERNEL);
+ if (!control->reg_39)
+ goto exit_no_mem;
+ control->reg_39->length = num_of_sensing_freqs;
+ control->reg_39->data = kzalloc(control->reg_39->length *
+ sizeof(*(control->reg_39->data)), GFP_KERNEL);
+ if (!control->reg_39->data)
+ goto exit_no_mem;
+ control->reg_39->address = reg_addr;
+ reg_addr += control->reg_39->length;
+
+ control->reg_40 = kzalloc(sizeof(*(control->reg_40)),
+ GFP_KERNEL);
+ if (!control->reg_40)
+ goto exit_no_mem;
+ control->reg_40->length = num_of_sensing_freqs;
+ control->reg_40->data = kzalloc(control->reg_40->length *
+ sizeof(*(control->reg_40->data)), GFP_KERNEL);
+ if (!control->reg_40->data)
+ goto exit_no_mem;
+ control->reg_40->address = reg_addr;
+ reg_addr += control->reg_40->length;
+ }
+ reg_num++;
+
+ /* control 41 */
+ if (f54->query.has_signal_clarity == 1) {
+ attrs_ctrl_regs_exist[reg_num] = true;
+ control->reg_41 = kzalloc(sizeof(*(control->reg_41)),
+ GFP_KERNEL);
+ if (!control->reg_41)
+ goto exit_no_mem;
+ control->reg_41->address = reg_addr;
+ reg_addr += sizeof(control->reg_41->data);
+ }
+ reg_num++;
+
+ return 0;
+
+exit_no_mem:
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to alloc mem for control registers\n",
+ __func__);
+ return -ENOMEM;
+}
+
+#ifdef FACTORY_MODE
+static int synaptics_rmi4_f54_get_report_type(int type)
+{
+ int retval;
+ char buf[3];
+ unsigned char patience = 5;
+
+ memset(buf, 0x00, sizeof(buf));
+ snprintf(buf, 3, "%u\n", type);
+ retval = synaptics_rmi4_f54_report_type_store(NULL, NULL, buf, 2);
+ if (retval != 2)
+ return 0;
+
+ memset(buf, 0x00, sizeof(buf));
+ snprintf(buf, 3, "%u\n", CMD_GET_REPORT);
+ retval = synaptics_rmi4_f54_get_report_store(NULL, NULL, buf, 2);
+ if (retval != 2)
+ return 0;
+
+ do {
+ msleep(1000);
+ if (f54->status == STATUS_IDLE)
+ break;
+ } while (--patience > 0);
+
+ if ((f54->report_size == 0) || (f54->status != STATUS_IDLE))
+ return 0;
+ else
+ return 1;
+}
+#endif
+
+static void synaptics_rmi4_f54_status_work(struct work_struct *work)
+{
+ int retval;
+ unsigned char report_index[2];
+ struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;
+
+ if (f54->status != STATUS_BUSY)
+ return;
+
+ set_report_size();
+ if (f54->report_size == 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Report data size = 0\n",
+ __func__);
+ retval = -EINVAL;
+ goto error_exit;
+ }
+
+ if (f54->data_buffer_size < f54->report_size) {
+ mutex_lock(&f54->data_mutex);
+ if (f54->data_buffer_size)
+ kfree(f54->report_data);
+ f54->report_data = kzalloc(f54->report_size, GFP_KERNEL);
+ if (!f54->report_data) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to alloc mem for data buffer\n",
+ __func__);
+ f54->data_buffer_size = 0;
+ mutex_unlock(&f54->data_mutex);
+ retval = -ENOMEM;
+ goto error_exit;
+ }
+ f54->data_buffer_size = f54->report_size;
+ mutex_unlock(&f54->data_mutex);
+ }
+
+ report_index[0] = 0;
+ report_index[1] = 0;
+
+ retval = f54->fn_ptr->write(rmi4_data,
+ f54->data_base_addr + DATA_REPORT_INDEX_OFFSET,
+ report_index,
+ sizeof(report_index));
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to write report data index\n",
+ __func__);
+ retval = -EINVAL;
+ goto error_exit;
+ }
+
+ retval = f54->fn_ptr->read(rmi4_data,
+ f54->data_base_addr + DATA_REPORT_DATA_OFFSET,
+ f54->report_data,
+ f54->report_size);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to read report data\n",
+ __func__);
+ retval = -EINVAL;
+ goto error_exit;
+ }
+
+ retval = STATUS_IDLE;
+
+#ifdef RAW_HEX
+ print_raw_hex_report();
+#endif
+
+#ifdef HUMAN_READABLE
+ print_image_report();
+#endif
+
+error_exit:
+ mutex_lock(&f54->status_mutex);
+ set_interrupt(false);
+ f54->status = retval;
+ mutex_unlock(&f54->status_mutex);
+
+ return;
+}
+
+static void synaptics_rmi4_f54_attn(struct synaptics_rmi4_data *rmi4_data,
+ unsigned char intr_mask)
+{
+ if (f54->intr_mask & intr_mask) {
+ queue_delayed_work(f54->status_workqueue,
+ &f54->status_work,
+ msecs_to_jiffies(STATUS_WORK_INTERVAL));
+ }
+
+ return;
+}
+
+int synaptics_rmi4_f54_set_control(struct synaptics_rmi4_data *rmi4_data)
+{
+ int retval;
+ unsigned short ii;
+ unsigned char page;
+ unsigned char intr_count = 0;
+ unsigned char intr_offset;
+ struct synaptics_rmi4_fn_desc rmi_fd;
+
+ f54->rmi4_data = rmi4_data;
+ f54->fn_ptr->read = rmi4_data->i2c_read;
+ f54->fn_ptr->write = rmi4_data->i2c_write;
+ f54->fn_ptr->enable = rmi4_data->irq_enable;
+
+ for (page = 0; page < PAGES_TO_SERVICE; page++) {
+ for (ii = PDT_START; ii > PDT_END; ii -= PDT_ENTRY_SIZE) {
+ ii |= (page << 8);
+
+ retval = f54->fn_ptr->read(rmi4_data,
+ ii,
+ (unsigned char *)&rmi_fd,
+ sizeof(rmi_fd));
+ if (retval < 0)
+ goto err_out;
+
+ if (!rmi_fd.fn_number)
+ break;
+
+ if (rmi_fd.fn_number == SYNAPTICS_RMI4_F54)
+ goto f54_found;
+
+ intr_count += (rmi_fd.intr_src_count & MASK_3BIT);
+ }
+ }
+
+f54_found:
+ f54->query_base_addr = rmi_fd.query_base_addr | (page << 8);
+ f54->control_base_addr = rmi_fd.ctrl_base_addr | (page << 8);
+ f54->data_base_addr = rmi_fd.data_base_addr | (page << 8);
+ f54->command_base_addr = rmi_fd.cmd_base_addr | (page << 8);
+
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: query_base_addr: %x, control_base_addr: %x, data_base_addr: %x, command_base_addr: %x\n",
+ __func__, f54->query_base_addr, f54->control_base_addr,
+ f54->data_base_addr, f54->command_base_addr);
+
+ f54->intr_reg_num = (intr_count + 7) / 8;
+ if (f54->intr_reg_num != 0)
+ f54->intr_reg_num -= 1;
+
+ f54->intr_mask = 0;
+ intr_offset = intr_count % 8;
+ for (ii = intr_offset;
+ ii < ((rmi_fd.intr_src_count & MASK_3BIT) +
+ intr_offset);
+ ii++) {
+ f54->intr_mask |= 1 << ii;
+ }
+
+ retval = f54->fn_ptr->read(rmi4_data,
+ f54->query_base_addr,
+ f54->query.data,
+ sizeof(f54->query.data));
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to read query registers\n",
+ __func__);
+ goto err_out;
+ }
+
+ retval = synaptics_rmi4_f54_set_ctrl();
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to set up control registers\n",
+ __func__);
+ goto err_out;
+ }
+
+ return 0;
+
+err_out:
+ return retval;
+}
+
+static int synaptics_rmi4_f54_init(struct synaptics_rmi4_data *rmi4_data)
+{
+ int retval;
+ unsigned short ii;
+#ifdef FACTORY_MODE
+ unsigned char rx = rmi4_data->num_of_rx;
+ unsigned char tx = rmi4_data->num_of_tx;
+ struct factory_data *factory_data;
+#endif
+
+ f54 = kzalloc(sizeof(*f54), GFP_KERNEL);
+ if (!f54) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to alloc mem for f54\n",
+ __func__);
+ retval = -ENOMEM;
+ goto exit;
+ }
+
+ f54->fn_ptr = kzalloc(sizeof(*(f54->fn_ptr)), GFP_KERNEL);
+ if (!f54->fn_ptr) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to alloc mem for fn_ptr\n",
+ __func__);
+ retval = -ENOMEM;
+ goto exit_free_f54;
+ }
+
+ retval = synaptics_rmi4_f54_set_control(rmi4_data);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to control f54.\n",
+ __func__);
+ goto exit_free_control;
+ }
+
+ mutex_init(&f54->status_mutex);
+ mutex_init(&f54->data_mutex);
+ mutex_init(&f54->control_mutex);
+
+ retval = synaptics_rmi4_f54_set_sysfs();
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to create sysfs entries\n",
+ __func__);
+ goto exit_sysfs;
+ }
+
+#ifdef FACTORY_MODE
+ factory_data = kzalloc(sizeof(*factory_data), GFP_KERNEL);
+ if (!factory_data) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to alloc mem for factory_data\n",
+ __func__);
+ retval = -ENOMEM;
+ goto exit_factory_data;
+ }
+
+ factory_data->rawcap_data = kzalloc(2 * rx * tx, GFP_KERNEL);
+ if (!factory_data->rawcap_data) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to alloc mem for rawcap_data\n",
+ __func__);
+ retval = -ENOMEM;
+ goto exit_rawcap_data;
+ }
+
+ factory_data->delta_data = kzalloc(2 * rx * tx, GFP_KERNEL);
+ if (!factory_data->delta_data) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to alloc mem for delta_data\n",
+ __func__);
+ retval = -ENOMEM;
+ goto exit_delta_data;
+ }
+
+ factory_data->abscap_data = kzalloc(4 * rx * tx, GFP_KERNEL);
+ if (!factory_data->abscap_data) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to alloc mem for abscap_data\n",
+ __func__);
+ retval = -ENOMEM;
+ goto exit_abscap_data;
+ }
+
+ factory_data->absdelta_data = kzalloc(4 * rx * tx, GFP_KERNEL);
+ if (!factory_data->abscap_data) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to alloc mem for abscap_data\n",
+ __func__);
+ retval = -ENOMEM;
+ goto exit_absdelta_data;
+ }
+
+ factory_data->trx_short = kzalloc(TREX_DATA_SIZE, GFP_KERNEL);
+ if (!factory_data->trx_short) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to alloc mem for trx_short\n",
+ __func__);
+ retval = -ENOMEM;
+ goto exit_trx_short;
+ }
+
+ INIT_LIST_HEAD(&factory_data->cmd_list_head);
+ for (ii = 0; ii < ARRAY_SIZE(ft_cmds); ii++)
+ list_add_tail(&ft_cmds[ii].list, &factory_data->cmd_list_head);
+
+ mutex_init(&factory_data->cmd_lock);
+ factory_data->cmd_is_running = false;
+
+ factory_data->fac_dev_ts = device_create(sec_class,
+ NULL, 0, f54, "tsp");
+
+ retval = IS_ERR(factory_data->fac_dev_ts);
+ if (retval) {
+ dev_err(&rmi4_data->i2c_client->dev, "%s: Failed to create device for the sysfs\n",
+ __func__);
+ retval = IS_ERR(factory_data->fac_dev_ts);
+ goto exit_cmd_attr_group;
+ }
+
+ retval = sysfs_create_group(&factory_data->fac_dev_ts->kobj,
+ &cmd_attr_group);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to create sysfs attributes\n",
+ __func__);
+ goto exit_cmd_attr_group;
+ }
+
+ f54->factory_data = factory_data;
+#endif
+
+ f54->status_workqueue =
+ create_singlethread_workqueue("f54_status_workqueue");
+ INIT_DELAYED_WORK(&f54->status_work,
+ synaptics_rmi4_f54_status_work);
+
+#ifdef WATCHDOG_HRTIMER
+ /* Watchdog timer to catch unanswered get report commands */
+ hrtimer_init(&f54->watchdog, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
+ f54->watchdog.function = get_report_timeout;
+
+ /* Work function to do actual cleaning up */
+ INIT_WORK(&f54->timeout_work, timeout_set_status);
+#endif
+
+ return 0;
+
+#ifdef FACTORY_MODE
+exit_cmd_attr_group:
+ kfree(factory_data->trx_short);
+ kfree(factory_data->abscap_data);
+ kfree(factory_data->absdelta_data);
+ kfree(factory_data->rawcap_data);
+ kfree(factory_data->delta_data);
+exit_trx_short:
+exit_absdelta_data:
+exit_abscap_data:
+exit_delta_data:
+exit_rawcap_data:
+ kfree(factory_data);
+
+exit_factory_data:
+ remove_sysfs();
+#endif
+
+exit_sysfs:
+exit_free_control:
+ free_control_mem();
+ kfree(f54->fn_ptr);
+
+exit_free_f54:
+ kfree(f54);
+
+exit:
+ return retval;
+}
+
+static void synaptics_rmi4_f54_remove(struct synaptics_rmi4_data *rmi4_data)
+{
+#ifdef WATCHDOG_HRTIMER
+ hrtimer_cancel(&f54->watchdog);
+#endif
+
+ cancel_delayed_work_sync(&f54->status_work);
+ flush_workqueue(f54->status_workqueue);
+ destroy_workqueue(f54->status_workqueue);
+
+#ifdef FACTORY_MODE
+ sysfs_remove_group(f54->attr_dir, &cmd_attr_group);
+ kfree(f54->factory_data->abscap_data);
+ kfree(f54->factory_data->absdelta_data);
+ kfree(f54->factory_data->rawcap_data);
+ kfree(f54->factory_data->delta_data);
+ kfree(f54->factory_data);
+#endif
+
+ remove_sysfs();
+
+ free_control_mem();
+
+ if (f54->data_buffer_size)
+ kfree(f54->report_data);
+
+ kfree(f54->fn_ptr);
+ kfree(f54);
+
+ return;
+}
+
+int rmi4_f54_module_register(void)
+{
+ int retval;
+
+ retval = synaptics_rmi4_new_function(RMI_F54,
+ synaptics_rmi4_f54_init,
+ synaptics_rmi4_f54_remove,
+ synaptics_rmi4_f54_attn);
+
+ return retval;
+}
diff --git a/drivers/input/touchscreen/rmi_fw_update.c b/drivers/input/touchscreen/rmi_fw_update.c
new file mode 100644
index 0000000..3543b45
--- /dev/null
+++ b/drivers/input/touchscreen/rmi_fw_update.c
@@ -0,0 +1,1732 @@
+/* Synaptics Register Mapped Interface (RMI4) I2C Physical Layer Driver.
+ * Copyright (c) 2007-2012, Synaptics Incorporated
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ */
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <asm/unaligned.h>
+#include <mach/cpufreq.h>
+#include <linux/slab.h>
+#include <linux/i2c.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+#include <linux/input.h>
+#include <linux/firmware.h>
+#include "synaptics_i2c_rmi.h"
+#include <linux/regulator/consumer.h>
+
+#define F01_DEVICE_STATUS 0X0004
+
+#define CHECKSUM_OFFSET 0x00
+#define BOOTLOADER_VERSION_OFFSET 0x07
+#define IMAGE_SIZE_OFFSET 0x08
+#define CONFIG_SIZE_OFFSET 0x0C
+#define PRODUCT_ID_OFFSET 0x10
+#define PRODUCT_INFO_OFFSET 0x1E
+#define FW_IMAGE_OFFSET 0x100
+#define PRODUCT_ID_SIZE 10
+
+#define BOOTLOADER_ID_OFFSET 0
+#define FLASH_PROPERTIES_OFFSET 1
+#define BLOCK_SIZE_OFFSET 2
+#define BLOCK_COUNT_OFFSET 3
+
+#define REG_MAP (1 << 0)
+#define UNLOCKED (1 << 1)
+#define HAS_CONFIG_ID (1 << 2)
+#define HAS_PERM_CONFIG (1 << 3)
+#define HAS_BL_CONFIG (1 << 4)
+#define HAS_DISP_CONFIG (1 << 5)
+#define HAS_CTRL1 (1 << 6)
+
+#define BLOCK_NUMBER_OFFSET 0
+#define BLOCK_DATA_OFFSET 1
+#define FLASH_COMMAND_OFFSET 2
+#define FLASH_STATUS_OFFSET 3
+
+#define UI_CONFIG_AREA 0x00
+#define PERM_CONFIG_AREA 0x01
+#define BL_CONFIG_AREA 0x02
+#define DISP_CONFIG_AREA 0x03
+
+#define CMD_WRITE_FW_BLOCK 0x2
+#define CMD_ERASE_ALL 0x3
+#define CMD_READ_CONFIG_BLOCK 0x5
+#define CMD_WRITE_CONFIG_BLOCK 0x6
+#define CMD_ERASE_CONFIG 0x7
+#define CMD_ERASE_BL_CONFIG 0x9
+#define CMD_ERASE_DISP_CONFIG 0xa
+#define CMD_ENABLE_FLASH_PROG 0xf
+
+#define SLEEP_MODE_NORMAL (0x00)
+#define SLEEP_MODE_SENSOR_SLEEP (0x01)
+#define SLEEP_MODE_RESERVED0 (0x02)
+#define SLEEP_MODE_RESERVED1 (0x03)
+
+#define ENABLE_WAIT_MS (1 * 1000)
+#define WRITE_WAIT_MS (3 * 1000)
+#define ERASE_WAIT_MS (5 * 1000)
+
+#define MIN_SLEEP_TIME_US 50
+#define MAX_SLEEP_TIME_US 100
+
+#if defined(CONFIG_MACH_JACTIVE_EUR) || defined(CONFIG_MACH_JACTIVE_ATT)
+#define FW_SUPPORT_HSYNC03(x) (strncmp(x->product_id, "SY 03", 5) == 0)
+#define FW_SUPPORT_HSYNC04(x) (strncmp(x->product_id, "SY 04", 5) == 0)
+#define FW_NOT_SUPPORT_HSYNC(x) ((strncmp(x->product_id, "SY 01", 5) == 0) || (strncmp(x->product_id, "S5000B", 6) == 0) || (strncmp(x->product_id, "SY 02", 5) == 0))
+#endif
+
+static ssize_t fwu_sysfs_show_image(struct file *data_file,
+ struct kobject *kobj, struct bin_attribute *attributes,
+ char *buf, loff_t pos, size_t count);
+
+static ssize_t fwu_sysfs_store_image(struct file *data_file,
+ struct kobject *kobj, struct bin_attribute *attributes,
+ char *buf, loff_t pos, size_t count);
+
+static ssize_t fwu_sysfs_do_reflash_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count);
+
+static ssize_t fwu_sysfs_write_config_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count);
+
+static ssize_t fwu_sysfs_read_config_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count);
+
+static ssize_t fwu_sysfs_config_area_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count);
+
+static ssize_t fwu_sysfs_image_size_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count);
+
+static ssize_t fwu_sysfs_block_size_show(struct device *dev,
+ struct device_attribute *attr, char *buf);
+
+static ssize_t fwu_sysfs_firmware_block_count_show(struct device *dev,
+ struct device_attribute *attr, char *buf);
+
+static ssize_t fwu_sysfs_configuration_block_count_show(struct device *dev,
+ struct device_attribute *attr, char *buf);
+
+static ssize_t fwu_sysfs_perm_config_block_count_show(struct device *dev,
+ struct device_attribute *attr, char *buf);
+
+static ssize_t fwu_sysfs_bl_config_block_count_show(struct device *dev,
+ struct device_attribute *attr, char *buf);
+
+static ssize_t fwu_sysfs_disp_config_block_count_show(struct device *dev,
+ struct device_attribute *attr, char *buf);
+
+struct image_header {
+ unsigned int checksum;
+ unsigned int image_size;
+ unsigned int config_size;
+ unsigned char options;
+ unsigned char bootloader_version;
+ unsigned char product_id[SYNAPTICS_RMI4_PRODUCT_ID_SIZE + 1];
+ unsigned char product_info[SYNAPTICS_RMI4_PRODUCT_INFO_SIZE];
+};
+
+struct pdt_properties {
+ union {
+ struct {
+ unsigned char reserved_1:6;
+ unsigned char has_bsr:1;
+ unsigned char reserved_2:1;
+ } __packed;
+ unsigned char data[1];
+ };
+};
+
+struct f01_device_status {
+ union {
+ struct {
+ unsigned char status_code:4;
+ unsigned char reserved:2;
+ unsigned char flash_prog:1;
+ unsigned char unconfigured:1;
+ } __packed;
+ unsigned char data[1];
+ };
+};
+
+struct f01_device_control {
+ union {
+ struct {
+ unsigned char sleep_mode:2;
+ unsigned char nosleep:1;
+ unsigned char reserved:2;
+ unsigned char charger_connected:1;
+ unsigned char report_rate:1;
+ unsigned char configured:1;
+ } __packed;
+ unsigned char data[1];
+ };
+};
+
+struct f34_flash_status {
+ union {
+ struct {
+ unsigned char status:6;
+ unsigned char reserved:1;
+ unsigned char program_enabled:1;
+ } __packed;
+ unsigned char data[1];
+ };
+};
+
+struct synaptics_rmi4_fwu_handle {
+ bool initialized;
+ bool has_perm_config;
+ bool has_bl_config;
+ bool has_disp_config;
+ unsigned int image_size;
+ unsigned int data_pos;
+ unsigned char *ext_data_source;
+ unsigned char *read_config_buf;
+ unsigned char intr_mask;
+ unsigned char command;
+ unsigned char bootloader_id[2];
+ unsigned char flash_properties;
+ unsigned char productinfo1;
+ unsigned char productinfo2;
+ unsigned short block_size;
+ unsigned short fw_block_count;
+ unsigned short config_block_count;
+ unsigned short perm_config_block_count;
+ unsigned short bl_config_block_count;
+ unsigned short disp_config_block_count;
+ unsigned short config_size;
+ unsigned short config_area;
+ char product_id[SYNAPTICS_RMI4_PRODUCT_ID_SIZE + 1];
+ const unsigned char *firmware_data;
+ const unsigned char *config_data;
+ struct f34_flash_status flash_status;
+ struct synaptics_rmi4_fn_desc f01_fd;
+ struct synaptics_rmi4_fn_desc f34_fd;
+ struct synaptics_rmi4_exp_fn_ptr *fn_ptr;
+ struct synaptics_rmi4_data *rmi4_data;
+};
+
+static struct bin_attribute dev_attr_data = {
+ .attr = {
+ .name = "data",
+ .mode = (S_IRUGO | S_IWUSR | S_IWGRP),
+ },
+ .size = 0,
+ .read = fwu_sysfs_show_image,
+ .write = fwu_sysfs_store_image,
+};
+
+static struct device_attribute attrs[] = {
+ __ATTR(doreflash, S_IWUSR | S_IWGRP,
+ synaptics_rmi4_show_error,
+ fwu_sysfs_do_reflash_store),
+ __ATTR(writeconfig, S_IWUSR | S_IWGRP,
+ synaptics_rmi4_show_error,
+ fwu_sysfs_write_config_store),
+ __ATTR(readconfig, S_IWUSR | S_IWGRP,
+ synaptics_rmi4_show_error,
+ fwu_sysfs_read_config_store),
+ __ATTR(configarea, S_IWUSR | S_IWGRP,
+ synaptics_rmi4_show_error,
+ fwu_sysfs_config_area_store),
+ __ATTR(imagesize, S_IWUSR | S_IWGRP,
+ synaptics_rmi4_show_error,
+ fwu_sysfs_image_size_store),
+ __ATTR(blocksize, S_IRUGO,
+ fwu_sysfs_block_size_show,
+ synaptics_rmi4_store_error),
+ __ATTR(fwblockcount, S_IRUGO,
+ fwu_sysfs_firmware_block_count_show,
+ synaptics_rmi4_store_error),
+ __ATTR(configblockcount, S_IRUGO,
+ fwu_sysfs_configuration_block_count_show,
+ synaptics_rmi4_store_error),
+ __ATTR(permconfigblockcount, S_IRUGO,
+ fwu_sysfs_perm_config_block_count_show,
+ synaptics_rmi4_store_error),
+ __ATTR(blconfigblockcount, S_IRUGO,
+ fwu_sysfs_bl_config_block_count_show,
+ synaptics_rmi4_store_error),
+ __ATTR(dispconfigblockcount, S_IRUGO,
+ fwu_sysfs_disp_config_block_count_show,
+ synaptics_rmi4_store_error),
+};
+
+static struct synaptics_rmi4_fwu_handle *fwu;
+
+static unsigned int extract_uint(const unsigned char *ptr)
+{
+ return (unsigned int)ptr[0] +
+ (unsigned int)ptr[1] * 0x100 +
+ (unsigned int)ptr[2] * 0x10000 +
+ (unsigned int)ptr[3] * 0x1000000;
+}
+
+static void parse_header(struct image_header *header,
+ const unsigned char *fw_image)
+{
+ header->checksum = extract_uint(&fw_image[CHECKSUM_OFFSET]);
+ header->bootloader_version = fw_image[BOOTLOADER_VERSION_OFFSET];
+ header->image_size = extract_uint(&fw_image[IMAGE_SIZE_OFFSET]);
+ header->config_size = extract_uint(&fw_image[CONFIG_SIZE_OFFSET]);
+ memcpy(header->product_id, &fw_image[PRODUCT_ID_OFFSET],
+ SYNAPTICS_RMI4_PRODUCT_ID_SIZE);
+ header->product_id[SYNAPTICS_RMI4_PRODUCT_ID_SIZE] = 0;
+ memcpy(header->product_info, &fw_image[PRODUCT_INFO_OFFSET],
+ SYNAPTICS_RMI4_PRODUCT_INFO_SIZE);
+
+ return;
+}
+
+static int fwu_read_f01_device_status(struct f01_device_status *status)
+{
+ int retval;
+
+ retval = fwu->fn_ptr->read(fwu->rmi4_data,
+ fwu->f01_fd.data_base_addr,
+ status->data,
+ sizeof(status->data));
+ if (retval < 0) {
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Failed to read F01 device status\n",
+ __func__);
+ return retval;
+ }
+
+ return 0;
+}
+
+static int fwu_read_f34_queries(void)
+{
+ int retval;
+ unsigned char count;
+ unsigned char buf[10];
+
+ retval = fwu->fn_ptr->read(fwu->rmi4_data,
+ fwu->f34_fd.query_base_addr + BOOTLOADER_ID_OFFSET,
+ fwu->bootloader_id,
+ sizeof(fwu->bootloader_id));
+ if (retval < 0) {
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Failed to read bootloader ID\n",
+ __func__);
+ return retval;
+ }
+
+ retval = fwu->fn_ptr->read(fwu->rmi4_data,
+ fwu->f34_fd.query_base_addr + FLASH_PROPERTIES_OFFSET,
+ &fwu->flash_properties,
+ sizeof(fwu->flash_properties));
+ if (retval < 0) {
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Failed to read flash properties\n",
+ __func__);
+ return retval;
+ }
+
+ count = 4;
+
+ if (fwu->flash_properties & HAS_PERM_CONFIG) {
+ fwu->has_perm_config = 1;
+ count += 2;
+ }
+
+ if (fwu->flash_properties & HAS_BL_CONFIG) {
+ fwu->has_bl_config = 1;
+ count += 2;
+ }
+
+ if (fwu->flash_properties & HAS_DISP_CONFIG) {
+ fwu->has_disp_config = 1;
+ count += 2;
+ }
+
+ retval = fwu->fn_ptr->read(fwu->rmi4_data,
+ fwu->f34_fd.query_base_addr + BLOCK_SIZE_OFFSET,
+ buf,
+ 2);
+ if (retval < 0) {
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Failed to read block size info\n",
+ __func__);
+ return retval;
+ }
+
+ batohs(&fwu->block_size, &(buf[0]));
+
+ retval = fwu->fn_ptr->read(fwu->rmi4_data,
+ fwu->f34_fd.query_base_addr + BLOCK_COUNT_OFFSET,
+ buf,
+ count);
+ if (retval < 0) {
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Failed to read block count info\n",
+ __func__);
+ return retval;
+ }
+
+ batohs(&fwu->fw_block_count, &(buf[0]));
+ batohs(&fwu->config_block_count, &(buf[2]));
+
+ count = 4;
+
+ if (fwu->has_perm_config) {
+ batohs(&fwu->perm_config_block_count, &(buf[count]));
+ count += 2;
+ }
+
+ if (fwu->has_bl_config) {
+ batohs(&fwu->bl_config_block_count, &(buf[count]));
+ count += 2;
+ }
+
+ if (fwu->has_disp_config)
+ batohs(&fwu->disp_config_block_count, &(buf[count]));
+
+ return 0;
+}
+
+static int fwu_read_f34_flash_status(void)
+{
+ int retval;
+ unsigned char status;
+ unsigned char command;
+
+ retval = fwu->fn_ptr->read(fwu->rmi4_data,
+ fwu->f34_fd.data_base_addr + FLASH_STATUS_OFFSET,
+ &status,
+ sizeof(status));
+ if (retval < 0) {
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Failed to read flash status\n",
+ __func__);
+ return retval;
+ }
+
+ /* Program enabled bit not available - force bit to be set */
+ fwu->flash_status.program_enabled = 1;
+ fwu->flash_status.status = status & MASK_3BIT;
+
+ retval = fwu->fn_ptr->read(fwu->rmi4_data,
+ fwu->f34_fd.data_base_addr + FLASH_COMMAND_OFFSET,
+ &command,
+ sizeof(command));
+ if (retval < 0) {
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Failed to read flash command\n",
+ __func__);
+ return retval;
+ }
+
+ fwu->command = command & MASK_4BIT;
+
+ return 0;
+}
+
+static int fwu_write_f34_command(unsigned char cmd)
+{
+ int retval;
+ unsigned char command = cmd;
+
+ retval = fwu->fn_ptr->write(fwu->rmi4_data,
+ fwu->f34_fd.data_base_addr + FLASH_COMMAND_OFFSET,
+ &command,
+ sizeof(command));
+ if (retval < 0) {
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Failed to write command 0x%02x\n",
+ __func__, command);
+ return retval;
+ }
+
+ fwu->command = cmd;
+
+ return 0;
+}
+
+static int fwu_wait_for_idle(int timeout_ms)
+{
+ int count = 0;
+ int timeout_count = ((timeout_ms * 1000) / MAX_SLEEP_TIME_US) + 1;
+
+ do {
+ usleep_range(MIN_SLEEP_TIME_US, MAX_SLEEP_TIME_US);
+
+ count++;
+ if (count == timeout_count)
+ fwu_read_f34_flash_status();
+
+ if ((fwu->command == 0x00) &&
+ (fwu->flash_status.status == 0x00))
+ return 0;
+ } while (count < timeout_count);
+
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Timed out waiting for idle status\n",
+ __func__);
+
+ return -ETIMEDOUT;
+}
+
+static int fwu_scan_pdt(void)
+{
+ int retval;
+ unsigned char ii;
+ unsigned char intr_count = 0;
+ unsigned char intr_off;
+ unsigned char intr_src;
+ unsigned short addr;
+ bool f01found = false;
+ bool f34found = false;
+ struct synaptics_rmi4_fn_desc rmi_fd;
+
+ for (addr = PDT_START; addr > PDT_END; addr -= PDT_ENTRY_SIZE) {
+ retval = fwu->fn_ptr->read(fwu->rmi4_data,
+ addr,
+ (unsigned char *)&rmi_fd,
+ sizeof(rmi_fd));
+ if (retval < 0)
+ return retval;
+
+ if (rmi_fd.fn_number) {
+ dev_dbg(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Found F%02x\n",
+ __func__, rmi_fd.fn_number);
+ switch (rmi_fd.fn_number) {
+ case SYNAPTICS_RMI4_F01:
+ f01found = true;
+ fwu->f01_fd.query_base_addr =
+ rmi_fd.query_base_addr;
+ fwu->f01_fd.ctrl_base_addr =
+ rmi_fd.ctrl_base_addr;
+ fwu->f01_fd.data_base_addr =
+ rmi_fd.data_base_addr;
+ fwu->f01_fd.cmd_base_addr =
+ rmi_fd.cmd_base_addr;
+ break;
+ case SYNAPTICS_RMI4_F34:
+ f34found = true;
+ fwu->f34_fd.query_base_addr =
+ rmi_fd.query_base_addr;
+ fwu->f34_fd.ctrl_base_addr =
+ rmi_fd.ctrl_base_addr;
+ fwu->f34_fd.data_base_addr =
+ rmi_fd.data_base_addr;
+
+ fwu->intr_mask = 0;
+ intr_src = rmi_fd.intr_src_count;
+ intr_off = intr_count % 8;
+ for (ii = intr_off;
+ ii < ((intr_src & MASK_3BIT) +
+ intr_off);
+ ii++) {
+ fwu->intr_mask |= 1 << ii;
+ }
+ break;
+ }
+ } else {
+ break;
+ }
+
+ intr_count += (rmi_fd.intr_src_count & MASK_3BIT);
+ }
+
+ if (!f01found || !f34found) {
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Failed to find both F01 and F34\n",
+ __func__);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int fwu_write_blocks(unsigned char *block_ptr, unsigned short block_cnt,
+ unsigned char command)
+{
+ int retval;
+ unsigned char block_offset[] = {0, 0};
+ unsigned short block_num;
+
+ block_offset[1] |= (fwu->config_area << 5);
+
+ retval = fwu->fn_ptr->write(fwu->rmi4_data,
+ fwu->f34_fd.data_base_addr + BLOCK_NUMBER_OFFSET,
+ block_offset,
+ sizeof(block_offset));
+ if (retval < 0) {
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Failed to write to block number registers\n",
+ __func__);
+ return retval;
+ }
+
+ for (block_num = 0; block_num < block_cnt; block_num++) {
+ retval = fwu->fn_ptr->write(fwu->rmi4_data,
+ fwu->f34_fd.data_base_addr + BLOCK_DATA_OFFSET,
+ block_ptr,
+ fwu->block_size);
+ if (retval < 0) {
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Failed to write block data (block %d)\n",
+ __func__, block_num);
+ return retval;
+ }
+
+ retval = fwu_write_f34_command(command);
+ if (retval < 0) {
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Failed to write command for block %d\n",
+ __func__, block_num);
+ return retval;
+ }
+
+ retval = fwu_wait_for_idle(WRITE_WAIT_MS);
+ if (retval < 0) {
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Failed to wait for idle status (block %d)\n",
+ __func__, block_num);
+ return retval;
+ }
+
+ block_ptr += fwu->block_size;
+ }
+
+ return 0;
+}
+
+static int fwu_write_firmware(void)
+{
+ return fwu_write_blocks((unsigned char *)fwu->firmware_data,
+ fwu->fw_block_count, CMD_WRITE_FW_BLOCK);
+}
+
+static int fwu_write_configuration(void)
+{
+ return fwu_write_blocks((unsigned char *)fwu->config_data,
+ fwu->config_block_count, CMD_WRITE_CONFIG_BLOCK);
+}
+
+static int fwu_write_bootloader_id(void)
+{
+ int retval;
+
+ retval = fwu->fn_ptr->write(fwu->rmi4_data,
+ fwu->f34_fd.data_base_addr + BLOCK_DATA_OFFSET,
+ fwu->bootloader_id,
+ sizeof(fwu->bootloader_id));
+ if (retval < 0) {
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Failed to write bootloader ID\n",
+ __func__);
+ return retval;
+ }
+
+ return 0;
+}
+
+static int fwu_enter_flash_prog(void)
+{
+ int retval;
+ struct f01_device_status f01_device_status;
+ struct f01_device_control f01_device_control;
+
+ retval = fwu_write_bootloader_id();
+ if (retval < 0)
+ return retval;
+
+ retval = fwu_write_f34_command(CMD_ENABLE_FLASH_PROG);
+ if (retval < 0)
+ return retval;
+
+ retval = fwu_wait_for_idle(ENABLE_WAIT_MS);
+ if (retval < 0)
+ return retval;
+
+ if (!fwu->flash_status.program_enabled) {
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Program enabled bit not set\n",
+ __func__);
+ return -EINVAL;
+ }
+
+ retval = fwu_scan_pdt();
+ if (retval < 0)
+ return retval;
+
+ retval = fwu_read_f01_device_status(&f01_device_status);
+ if (retval < 0)
+ return retval;
+
+ if (!f01_device_status.flash_prog) {
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Not in flash prog mode\n",
+ __func__);
+ return -EINVAL;
+ }
+
+ retval = fwu_read_f34_queries();
+ if (retval < 0)
+ return retval;
+
+ retval = fwu->fn_ptr->read(fwu->rmi4_data,
+ fwu->f01_fd.ctrl_base_addr,
+ f01_device_control.data,
+ sizeof(f01_device_control.data));
+ if (retval < 0) {
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Failed to read F01 device control\n",
+ __func__);
+ return retval;
+ }
+
+ f01_device_control.nosleep = true;
+ f01_device_control.sleep_mode = SLEEP_MODE_NORMAL;
+
+ retval = fwu->fn_ptr->write(fwu->rmi4_data,
+ fwu->f01_fd.ctrl_base_addr,
+ f01_device_control.data,
+ sizeof(f01_device_control.data));
+ if (retval < 0) {
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Failed to write F01 device control\n",
+ __func__);
+ return retval;
+ }
+
+ return retval;
+}
+
+static int fwu_do_reflash(void)
+{
+ int retval;
+
+#ifdef TSP_BOOSTER
+ retval = set_freq_limit(DVFS_TOUCH_ID,
+ MIN_TOUCH_LIMIT);
+ if (retval < 0)
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s: dvfs failed at fw update.\n",
+ __func__);
+#endif
+ retval = fwu_enter_flash_prog();
+ if (retval < 0)
+ return retval;
+
+ dev_info(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Entered flash prog mode\n",
+ __func__);
+
+ retval = fwu_write_bootloader_id();
+ if (retval < 0)
+ return retval;
+
+ dev_info(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Bootloader ID written\n",
+ __func__);
+
+ retval = fwu_write_f34_command(CMD_ERASE_ALL);
+ if (retval < 0)
+ return retval;
+
+ dev_info(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Erase all command written\n",
+ __func__);
+
+ retval = fwu_wait_for_idle(ERASE_WAIT_MS);
+ if (retval < 0)
+ return retval;
+
+ dev_info(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Idle status detected\n",
+ __func__);
+
+ if (fwu->firmware_data) {
+ retval = fwu_write_firmware();
+ if (retval < 0)
+ return retval;
+ dev_info(&fwu->rmi4_data->i2c_client->dev, "%s: Firmware programmed\n",
+ __func__);
+ }
+
+ if (fwu->config_data) {
+ retval = fwu_write_configuration();
+ if (retval < 0)
+ return retval;
+ dev_info(&fwu->rmi4_data->i2c_client->dev, "%s: Configuration programmed\n",
+ __func__);
+ }
+
+ return retval;
+}
+
+/* TODO: Below function is added to check that firmware update is needed or not.
+ * During development period, we need to support test firmware and various H/W
+ * type such as A1/B0.... So Below conditions are very compex, maybe we need to
+ * simplify this function not so far.
+ * Synaptics's test firmware binary doesn't have Ic and firmware version.
+ * in that case we skip update on booting time.
+ * otherwise we forced run the update during UMS update..
+ */
+static bool fwu_check_skip_reflash(bool mode, bool factory_fw,
+ const struct firmware *fw_entry)
+{
+ if (fwu->ext_data_source) {
+ /* UMS case */
+ int ic_revision_of_bin =
+ (int)fwu->ext_data_source[IC_REVISION_BIN_OFFSET];
+ int fw_version_of_bin =
+ (int)fwu->ext_data_source[FW_VERSION_BIN_OFFSET];
+ int fw_release_date_of_bin =
+ (int)(fwu->ext_data_source[DATE_OF_FIRMWARE_BIN_OFFSET] << 8
+ | fwu->ext_data_source[DATE_OF_FIRMWARE_BIN_OFFSET + 1]);
+
+ /* A1 revision does not have revision info in firmware */
+ if ((ic_revision_of_bin >> 4) != 0xB) {
+#if !defined(CONFIG_SAMSUNG_PRODUCT_SHIP)
+ /* Test firmware file does not have version infomation */
+ if (!ic_revision_of_bin && !fw_version_of_bin
+ && !fw_release_date_of_bin) {
+ dev_info(&fwu->rmi4_data->i2c_client->dev,
+ "%s [UMS] : Firmware is Test firmware\n",
+ __func__);
+ ic_revision_of_bin = 0xB0;
+ } else {
+ ic_revision_of_bin = 0xA1;
+ }
+#else
+ ic_revision_of_bin = 0xA1;
+#endif
+ }
+
+ if (ic_revision_of_bin == 0xBF)
+ dev_info(&fwu->rmi4_data->i2c_client->dev,
+ "%s [UMS] : Firmware is Factory Test firmware\n",
+ __func__);
+
+ /* To prevent writing B0 firmware into A1 board */
+ if ((fwu->rmi4_data->ic_revision_of_ic >> 4) != (ic_revision_of_bin >> 4)) {
+
+ if ((!fwu->rmi4_data->fw_release_date_of_ic) && (!fwu->rmi4_data->fw_version_of_ic)) {
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s:[UMS] update: Revision is not macthed 0x%X(BIN) != 0x%X(IC), but IC FW is TEST FW, run force update\n",
+ __func__, ic_revision_of_bin,
+ fwu->rmi4_data->ic_revision_of_ic);
+ return false;
+ } else {
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s:[UMS] update: Revision is not macthed 0x%X(BIN) != 0x%X(IC)\n",
+ __func__, ic_revision_of_bin,
+ fwu->rmi4_data->ic_revision_of_ic);
+ return true;
+ }
+ }
+ } else {
+ /* In kernel case */
+ /* Read revision and firmware info from binary */
+ fwu->rmi4_data->ic_revision_of_bin =
+ (int)fw_entry->data[IC_REVISION_BIN_OFFSET];
+ /* A1 revision does not have revision info in firmware */
+ if ((fwu->rmi4_data->ic_revision_of_bin >> 4) != 0xB)
+ fwu->rmi4_data->ic_revision_of_bin = 0xA1;
+
+ fwu->rmi4_data->fw_version_of_bin =
+ (int)fw_entry->data[FW_VERSION_BIN_OFFSET];
+
+ dev_info(&fwu->rmi4_data->i2c_client->dev,
+ "%s: [FW size. revision, version] [%d, 0x%02X/0x%02X(BIN/IC), 0x%02X/0x%02X(BIN/IC)]\n",
+ __func__, fw_entry->size,
+ fwu->rmi4_data->ic_revision_of_bin,
+ fwu->rmi4_data->ic_revision_of_ic,
+ (int)fw_entry->data[FW_VERSION_BIN_OFFSET],
+ fwu->rmi4_data->fw_version_of_ic);
+ dev_info(&fwu->rmi4_data->i2c_client->dev,
+ "%s: [Panel, mode, prog] [0x%02X, 0x%02X, 0x%02X]\n",
+ __func__, fwu->rmi4_data->panel_revision,
+ mode, fwu->rmi4_data->flash_prog_mode);
+
+#if !defined(CONFIG_SAMSUNG_PRODUCT_SHIP)
+ /* Test firmware file does not have version infomation */
+ if ((!mode) && (!fwu->rmi4_data->flash_prog_mode)
+ && !fwu->rmi4_data->fw_version_of_ic
+ && !fwu->rmi4_data->fw_release_date_of_ic){
+ dev_info(&fwu->rmi4_data->i2c_client->dev,
+ "%s:[TEST] Firmware is Test firmware so do not need to update fw\n",
+ __func__);
+ return true;
+ }
+#endif
+/*
+ if (((fwu->rmi4_data->ic_revision_of_ic >> 4) != (fwu->rmi4_data->ic_revision_of_bin >> 4))) {
+ dev_info(&fwu->rmi4_data->i2c_client->dev,
+ "%s: IC revision is not equal. IC: 0x%x / BIN 0x%x\n",
+ __func__,
+ fwu->rmi4_data->ic_revision_of_ic,
+ fwu->rmi4_data->ic_revision_of_bin);
+ return true;
+ }
+*/
+ if ((!mode) && (factory_fw) && (fwu->rmi4_data->ic_revision_of_ic == 0xB0) &&
+ (fwu->rmi4_data->fw_version_of_bin <= fwu->rmi4_data->fw_version_of_ic)) {
+ if (fwu->rmi4_data->board->recovery_mode) {
+ dev_info(&fwu->rmi4_data->i2c_client->dev,
+ "%s: recovery mode && factory bianry, run fw update to Factory FW\n",
+ __func__);
+ } else {
+ dev_info(&fwu->rmi4_data->i2c_client->dev,
+ "%s:[%s] %s BIN: 0x%02X / %s FW: 0x%02X, do not update factory fw\n",
+ __func__, mode ? "Force" : "Booting",
+ factory_fw ? "FACTORY" : "USER", fwu->rmi4_data->fw_version_of_bin,
+ fwu->rmi4_data->ic_revision_of_ic == 0xB0 ? "USER FW" : "FACTORY FW",
+ fwu->rmi4_data->fw_version_of_ic);
+ return true;
+ }
+ }
+
+ if ((fwu->rmi4_data->fw_version_of_bin <= fwu->rmi4_data->fw_version_of_ic) &&
+ (fwu->rmi4_data->ic_revision_of_ic == fwu->rmi4_data->ic_revision_of_bin) &&
+ (!mode) && (!fwu->rmi4_data->flash_prog_mode)) {
+ dev_info(&fwu->rmi4_data->i2c_client->dev,
+ "%s: do not need to update fw\n", __func__);
+ return true;
+ } else {
+ dev_info(&fwu->rmi4_data->i2c_client->dev,
+ "%s: fw_ver (BIN:0x%x/IC:0x%x) ic_ver(BIN:0x%x/IC:0x%x) mode(%s) frog(%x)\n",
+ __func__, fwu->rmi4_data->fw_version_of_bin,
+ fwu->rmi4_data->fw_version_of_ic,
+ fwu->rmi4_data->ic_revision_of_ic,
+ fwu->rmi4_data->ic_revision_of_bin,
+ mode ? "forced" : "booting",
+ fwu->rmi4_data->flash_prog_mode);
+ }
+ }
+
+ return false;
+}
+
+static int fwu_start_reflash(bool mode, bool factory_fw)
+{
+ int retval = 0, retry = 3;
+ unsigned char device_status;
+ struct image_header header;
+ const unsigned char *fw_image;
+ const struct firmware *fw_entry = NULL;
+
+ if (fwu->rmi4_data->sensor_sleep || fwu->rmi4_data->touch_stopped) {
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Sensor sleeping or stopped\n",
+ __func__);
+ return -ENODEV;
+ }
+
+ fwu->rmi4_data->stay_awake = true;
+
+ if (fwu->ext_data_source) {
+ if (fwu_check_skip_reflash(mode, factory_fw, NULL)) {
+ retval = -EINVAL;
+ goto done;
+ }
+ fw_image = fwu->ext_data_source;
+ } else {
+ char fw_path[SYNAPTICS_MAX_FW_PATH];
+
+ memset(&fw_path, 0, SYNAPTICS_MAX_FW_PATH);
+
+ /* use factory test FW */
+#if defined(CONFIG_MACH_JACTIVE_EUR) || defined(CONFIG_MACH_JACTIVE_ATT)
+ if (factory_fw) {
+ dev_info(&fwu->rmi4_data->i2c_client->dev,
+ "%s: run fw update for FACTORY FIRMWARE\n",
+ __func__);
+ if (FW_NOT_SUPPORT_HSYNC(fwu))
+ snprintf(fw_path, SYNAPTICS_MAX_FW_PATH,
+ "%s", FW_IMAGE_NAME_B0_NON_HSYNC_FAC);
+ else if (FW_SUPPORT_HSYNC03(fwu))
+ snprintf(fw_path, SYNAPTICS_MAX_FW_PATH,
+ "%s", FW_IMAGE_NAME_B0_HSYNC_FAC);
+ else // FW_SUPPORT_HSYNC04(fwu)
+ snprintf(fw_path, SYNAPTICS_MAX_FW_PATH,
+ "%s", FW_IMAGE_NAME_B0_HSYNC04_FAC);
+ } else {
+ /* Read firmware according to ic revision */
+ if ((fwu->rmi4_data->ic_revision_of_ic >> 4) == 0xB) {
+ /* Read firmware according to panel ID */
+ switch (fwu->rmi4_data->panel_revision) {
+ case OCTA_PANEL_REVISION_34:
+ if (FW_NOT_SUPPORT_HSYNC(fwu))
+ snprintf(fw_path, SYNAPTICS_MAX_FW_PATH,
+ "%s", FW_IMAGE_NAME_B0_NON_HSYNC);
+ else if (FW_SUPPORT_HSYNC03(fwu)){
+ snprintf(fw_path, SYNAPTICS_MAX_FW_PATH,
+ "%s", FW_IMAGE_NAME_B0_HSYNC);
+ }
+ else // FW_SUPPORT_HSYNC04(fwu)
+ snprintf(fw_path, SYNAPTICS_MAX_FW_PATH,
+ "%s", FW_IMAGE_NAME_B0_HSYNC04);
+ break;
+ default:
+ dev_info(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Do not request, not matched revision and FW.\n",
+ __func__);
+ goto out;
+ }
+ } else if ((fwu->rmi4_data->ic_revision_of_ic >> 4) == 0xA) {
+ dev_info(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Do not request, not matched revision and FW.\n",
+ __func__);
+ goto out;
+ } else { // force update when ic_revision_of_ic is NULL
+ snprintf(fw_path, SYNAPTICS_MAX_FW_PATH, "%s", FW_IMAGE_NAME_B0_HSYNC);
+ printk(KERN_ERR "%s, force update when ic_revision_of_ic is NULL\n", __func__);
+ mode = true;
+ }
+ }
+#else
+ if (factory_fw) {
+ dev_info(&fwu->rmi4_data->i2c_client->dev,
+ "%s: run fw update for FACTORY FIRMWARE\n",
+ __func__);
+ if (fwu->rmi4_data->panel_revision < OCTA_PANEL_REVISION_51)
+ snprintf(fw_path, SYNAPTICS_MAX_FW_PATH,
+ "%s", FW_IMAGE_NAME_B0_FAC);
+ else
+ snprintf(fw_path, SYNAPTICS_MAX_FW_PATH,
+ "%s", FW_IMAGE_NAME_B0_5_1_FAC);
+
+ } else {
+ /* Read firmware according to ic revision */
+ if ((fwu->rmi4_data->ic_revision_of_ic >> 4) == 0xB) {
+ /* Read firmware according to panel ID */
+ switch (fwu->rmi4_data->panel_revision) {
+ case OCTA_PANEL_REVISION_43:
+ snprintf(fw_path, SYNAPTICS_MAX_FW_PATH,
+ "%s", FW_IMAGE_NAME_B0_43);
+ break;
+ case OCTA_PANEL_REVISION_40:
+ snprintf(fw_path, SYNAPTICS_MAX_FW_PATH,
+ "%s", FW_IMAGE_NAME_B0_40);
+ break;
+ case OCTA_PANEL_REVISION_34:
+ snprintf(fw_path, SYNAPTICS_MAX_FW_PATH,
+ "%s", FW_IMAGE_NAME_B0_34);
+ break;
+ case OCTA_PANEL_REVISION_51:
+ snprintf(fw_path, SYNAPTICS_MAX_FW_PATH,
+ "%s", FW_IMAGE_NAME_B0_51);
+ break;
+ default:
+ dev_info(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Do not request, not matched revision and FW.\n",
+ __func__);
+ goto out;
+ }
+ } else if ((fwu->rmi4_data->ic_revision_of_ic >> 4) == 0xA) {
+ snprintf(fw_path, SYNAPTICS_MAX_FW_PATH,
+ "%s", FW_IMAGE_NAME_A1);
+ } else if (fwu->rmi4_data->ic_revision_of_ic == 0x00) {
+ if ((strncmp(fwu->product_id, SYNAPTICS_PRODUCT_ID_B0, 5) == 0)
+ || (strncmp(fwu->product_id, SYNAPTICS_PRODUCT_ID_B0_SPAIR, 6) == 0))
+ snprintf(fw_path, SYNAPTICS_MAX_FW_PATH,
+ "%s", FW_IMAGE_NAME_B0_43);
+ }
+ }
+#endif
+ dev_info(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Requesting firmware image %s\n",
+ __func__, fw_path);
+
+ retval = request_firmware(&fw_entry, fw_path,
+ &fwu->rmi4_data->i2c_client->dev);
+ if (retval != 0) {
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Firmware image %s not available\n",
+ __func__, fw_path);
+ goto done;
+ }
+
+ if (fwu_check_skip_reflash(mode, factory_fw, fw_entry))
+ goto done;
+ fw_image = fw_entry->data;
+ }
+
+ parse_header(&header, fw_image);
+
+ if (header.image_size)
+ fwu->firmware_data = fw_image + FW_IMAGE_OFFSET;
+ if (header.config_size) {
+ fwu->config_data = fw_image + FW_IMAGE_OFFSET +
+ header.image_size;
+ }
+
+ while (retry--) {
+
+ mutex_lock(&(fwu->rmi4_data->rmi4_reflash_mutex));
+ fwu->rmi4_data->doing_reflash = true;
+ retval = fwu_do_reflash();
+ if (retval < 0) {
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Failed to do reflash\n",
+ __func__);
+ }
+
+ fwu->rmi4_data->reset_device(fwu->rmi4_data);
+ fwu->rmi4_data->doing_reflash = false;
+ mutex_unlock(&(fwu->rmi4_data->rmi4_reflash_mutex));
+
+ fwu->fn_ptr->read(fwu->rmi4_data,
+ F01_DEVICE_STATUS,
+ &device_status,
+ sizeof(device_status));
+ if (!(device_status & (1 << 6)))
+ break;
+ else
+ dev_info(&fwu->rmi4_data->i2c_client->dev,
+ "%s: flash prog bit = %x, retry = %d\n",
+ __func__, device_status & (1 << 6), retry);
+
+ }
+done:
+ if (fw_entry)
+ release_firmware(fw_entry);
+out:
+#ifdef TSP_BOOSTER
+ retval = set_freq_limit(DVFS_TOUCH_ID, -1);
+#endif
+ if (retval < 0)
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s: in fw update, failed booster stop.\n",
+ __func__);
+
+ dev_info(&fwu->rmi4_data->i2c_client->dev, "%s: End of reflash process\n",
+ __func__);
+
+ fwu->rmi4_data->stay_awake = false;
+
+ return retval;
+}
+
+static int fwu_do_write_config(void)
+{
+ int retval;
+
+ retval = fwu_enter_flash_prog();
+ if (retval < 0)
+ return retval;
+
+ dev_dbg(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Entered flash prog mode\n",
+ __func__);
+
+ if (fwu->config_area == PERM_CONFIG_AREA) {
+ fwu->config_block_count = fwu->perm_config_block_count;
+ goto write_config;
+ }
+
+ retval = fwu_write_bootloader_id();
+ if (retval < 0)
+ return retval;
+
+ dev_dbg(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Bootloader ID written\n",
+ __func__);
+
+ switch (fwu->config_area) {
+ case UI_CONFIG_AREA:
+ retval = fwu_write_f34_command(CMD_ERASE_CONFIG);
+ break;
+ case BL_CONFIG_AREA:
+ retval = fwu_write_f34_command(CMD_ERASE_BL_CONFIG);
+ fwu->config_block_count = fwu->bl_config_block_count;
+ break;
+ case DISP_CONFIG_AREA:
+ retval = fwu_write_f34_command(CMD_ERASE_DISP_CONFIG);
+ fwu->config_block_count = fwu->disp_config_block_count;
+ break;
+ }
+ if (retval < 0)
+ return retval;
+
+ dev_dbg(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Erase command written\n",
+ __func__);
+
+ retval = fwu_wait_for_idle(ERASE_WAIT_MS);
+ if (retval < 0)
+ return retval;
+
+ dev_dbg(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Idle status detected\n",
+ __func__);
+
+write_config:
+ retval = fwu_write_configuration();
+ if (retval < 0)
+ return retval;
+
+ dev_info(&fwu->rmi4_data->i2c_client->dev, "%s: Config written\n",
+ __func__);
+
+ return retval;
+}
+
+static int fwu_start_write_config(void)
+{
+ int retval;
+ struct image_header header;
+
+ switch (fwu->config_area) {
+ case UI_CONFIG_AREA:
+ break;
+ case PERM_CONFIG_AREA:
+ if (!fwu->has_perm_config)
+ return -EINVAL;
+ break;
+ case BL_CONFIG_AREA:
+ if (!fwu->has_bl_config)
+ return -EINVAL;
+ break;
+ case DISP_CONFIG_AREA:
+ if (!fwu->has_disp_config)
+ return -EINVAL;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ if (fwu->ext_data_source)
+ fwu->config_data = fwu->ext_data_source;
+ else
+ return -EINVAL;
+
+ if (fwu->config_area == UI_CONFIG_AREA) {
+ parse_header(&header, fwu->ext_data_source);
+
+ if (header.config_size) {
+ fwu->config_data = fwu->ext_data_source +
+ FW_IMAGE_OFFSET +
+ header.image_size;
+ } else {
+ return -EINVAL;
+ }
+ }
+
+ dev_info(&fwu->rmi4_data->i2c_client->dev, "%s: Start of write config process\n",
+ __func__);
+
+ fwu->rmi4_data->doing_reflash = true;
+ retval = fwu_do_write_config();
+ if (retval < 0) {
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Failed to write config\n",
+ __func__);
+ }
+
+ fwu->rmi4_data->reset_device(fwu->rmi4_data);
+ fwu->rmi4_data->doing_reflash = false;
+
+ dev_info(&fwu->rmi4_data->i2c_client->dev, "%s: End of write config process\n",
+ __func__);
+
+ return retval;
+}
+
+static int fwu_do_read_config(void)
+{
+ int retval;
+ unsigned char block_offset[] = {0, 0};
+ unsigned short block_num;
+ unsigned short block_count;
+ unsigned short index = 0;
+
+ retval = fwu_enter_flash_prog();
+ if (retval < 0)
+ goto exit;
+
+ dev_dbg(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Entered flash prog mode\n",
+ __func__);
+
+ switch (fwu->config_area) {
+ case UI_CONFIG_AREA:
+ block_count = fwu->config_block_count;
+ break;
+ case PERM_CONFIG_AREA:
+ if (!fwu->has_perm_config) {
+ retval = -EINVAL;
+ goto exit;
+ }
+ block_count = fwu->perm_config_block_count;
+ break;
+ case BL_CONFIG_AREA:
+ if (!fwu->has_bl_config) {
+ retval = -EINVAL;
+ goto exit;
+ }
+ block_count = fwu->bl_config_block_count;
+ break;
+ case DISP_CONFIG_AREA:
+ if (!fwu->has_disp_config) {
+ retval = -EINVAL;
+ goto exit;
+ }
+ block_count = fwu->disp_config_block_count;
+ break;
+ default:
+ retval = -EINVAL;
+ goto exit;
+ }
+
+ fwu->config_size = fwu->block_size * block_count;
+
+ kfree(fwu->read_config_buf);
+ fwu->read_config_buf = kzalloc(fwu->config_size, GFP_KERNEL);
+
+ block_offset[1] |= (fwu->config_area << 5);
+
+ retval = fwu->fn_ptr->write(fwu->rmi4_data,
+ fwu->f34_fd.data_base_addr + BLOCK_NUMBER_OFFSET,
+ block_offset,
+ sizeof(block_offset));
+ if (retval < 0) {
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Failed to write to block number registers\n",
+ __func__);
+ goto exit;
+ }
+
+ for (block_num = 0; block_num < block_count; block_num++) {
+ retval = fwu_write_f34_command(CMD_READ_CONFIG_BLOCK);
+ if (retval < 0) {
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Failed to write read config command\n",
+ __func__);
+ goto exit;
+ }
+
+ retval = fwu_wait_for_idle(WRITE_WAIT_MS);
+ if (retval < 0) {
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Failed to wait for idle status\n",
+ __func__);
+ goto exit;
+ }
+
+ retval = fwu->fn_ptr->read(fwu->rmi4_data,
+ fwu->f34_fd.data_base_addr + BLOCK_DATA_OFFSET,
+ &fwu->read_config_buf[index],
+ fwu->block_size);
+ if (retval < 0) {
+ dev_err(&fwu->rmi4_data->i2c_client->dev,
+ "%s: Failed to read block data (block %d)\n",
+ __func__, block_num);
+ goto exit;
+ }
+
+ index += fwu->block_size;
+ }
+
+exit:
+ fwu->rmi4_data->reset_device(fwu->rmi4_data);
+
+ return retval;
+}
+
+/*
+ * fw_data : if exist external FW data.
+ * mode : TRUE : force update, FALSE : auto update
+ * factory_mode : TRUE : FACTORY FW update, FALSE : normal FW update
+ */
+int synaptics_fw_updater(unsigned char *fw_data, bool mode, bool factory_fw)
+{
+ int retval;
+
+ if (!fwu)
+ return -ENODEV;
+
+ if (!fwu->initialized)
+ return -ENODEV;
+
+ fwu->ext_data_source = fw_data;
+ fwu->config_area = UI_CONFIG_AREA;
+
+ dev_info(&fwu->rmi4_data->i2c_client->dev,
+ "%s: %s, %s_FW\n", __func__, mode ? "forced" : "booting",
+ factory_fw ? "factory" : "user");
+ retval = fwu_start_reflash(mode, factory_fw);
+
+ return retval;
+}
+EXPORT_SYMBOL(synaptics_fw_updater);
+
+static ssize_t fwu_sysfs_show_image(struct file *data_file,
+ struct kobject *kobj, struct bin_attribute *attributes,
+ char *buf, loff_t pos, size_t count)
+{
+ struct synaptics_rmi4_data *rmi4_data = fwu->rmi4_data;
+
+ if (count < fwu->config_size) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Not enough space (%d bytes) in buffer\n",
+ __func__, count);
+ return -EINVAL;
+ }
+
+ memcpy(buf, fwu->read_config_buf, fwu->config_size);
+
+ return fwu->config_size;
+}
+
+static ssize_t fwu_sysfs_store_image(struct file *data_file,
+ struct kobject *kobj, struct bin_attribute *attributes,
+ char *buf, loff_t pos, size_t count)
+{
+ memcpy((void *)(&fwu->ext_data_source[fwu->data_pos]),
+ (const void *)buf,
+ count);
+
+ fwu->data_pos += count;
+
+ return count;
+}
+
+static ssize_t fwu_sysfs_do_reflash_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ int retval;
+ unsigned int input;
+ struct synaptics_rmi4_data *rmi4_data = fwu->rmi4_data;
+
+ if (sscanf(buf, "%u", &input) != 1) {
+ retval = -EINVAL;
+ goto exit;
+ }
+
+ if (input != 1) {
+ retval = -EINVAL;
+ goto exit;
+ }
+
+ retval = synaptics_fw_updater(fwu->ext_data_source, true, false);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to do reflash\n",
+ __func__);
+ goto exit;
+ }
+
+ retval = count;
+
+exit:
+ kfree(fwu->ext_data_source);
+ fwu->ext_data_source = NULL;
+ return retval;
+}
+
+static ssize_t fwu_sysfs_write_config_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ int retval;
+ unsigned int input;
+ struct synaptics_rmi4_data *rmi4_data = fwu->rmi4_data;
+
+ if (sscanf(buf, "%u", &input) != 1) {
+ retval = -EINVAL;
+ goto exit;
+ }
+
+ if (input != 1) {
+ retval = -EINVAL;
+ goto exit;
+ }
+
+ retval = fwu_start_write_config();
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to write config\n",
+ __func__);
+ goto exit;
+ }
+
+ retval = count;
+
+exit:
+ kfree(fwu->ext_data_source);
+ fwu->ext_data_source = NULL;
+ return retval;
+}
+
+static ssize_t fwu_sysfs_read_config_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ int retval;
+ unsigned int input;
+ struct synaptics_rmi4_data *rmi4_data = fwu->rmi4_data;
+
+ if (sscanf(buf, "%u", &input) != 1)
+ return -EINVAL;
+
+ if (input != 1)
+ return -EINVAL;
+
+ retval = fwu_do_read_config();
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to read config\n",
+ __func__);
+ return retval;
+ }
+
+ return count;
+}
+
+static ssize_t fwu_sysfs_config_area_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ int retval;
+ unsigned long config_area;
+
+ retval = kstrtoul(buf, 10, &config_area);
+ if (retval)
+ return retval;
+
+ fwu->config_area = config_area;
+
+ return count;
+}
+
+static ssize_t fwu_sysfs_image_size_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ int retval;
+ unsigned long size;
+ struct synaptics_rmi4_data *rmi4_data = fwu->rmi4_data;
+
+ retval = kstrtoul(buf, 10, &size);
+ if (retval)
+ return retval;
+
+ fwu->image_size = size;
+ fwu->data_pos = 0;
+
+ kfree(fwu->ext_data_source);
+ fwu->ext_data_source = kzalloc(fwu->image_size, GFP_KERNEL);
+ if (!fwu->ext_data_source) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to alloc mem for image data\n",
+ __func__);
+ return -ENOMEM;
+ }
+
+ return count;
+}
+
+static ssize_t fwu_sysfs_block_size_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ return snprintf(buf, PAGE_SIZE, "%u\n", fwu->block_size);
+}
+
+static ssize_t fwu_sysfs_firmware_block_count_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ return snprintf(buf, PAGE_SIZE, "%u\n", fwu->fw_block_count);
+}
+
+static ssize_t fwu_sysfs_configuration_block_count_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ return snprintf(buf, PAGE_SIZE, "%u\n", fwu->config_block_count);
+}
+
+static ssize_t fwu_sysfs_perm_config_block_count_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ return snprintf(buf, PAGE_SIZE, "%u\n", fwu->perm_config_block_count);
+}
+
+static ssize_t fwu_sysfs_bl_config_block_count_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ return snprintf(buf, PAGE_SIZE, "%u\n", fwu->bl_config_block_count);
+}
+
+static ssize_t fwu_sysfs_disp_config_block_count_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ return snprintf(buf, PAGE_SIZE, "%u\n", fwu->disp_config_block_count);
+}
+
+static void synaptics_rmi4_fwu_attn(struct synaptics_rmi4_data *rmi4_data,
+ unsigned char intr_mask)
+{
+ if (fwu->intr_mask & intr_mask)
+ fwu_read_f34_flash_status();
+
+ return;
+}
+
+static int synaptics_rmi4_fwu_init(struct synaptics_rmi4_data *rmi4_data)
+{
+ int retval;
+ unsigned char attr_count;
+ int attr_count_num;
+ struct pdt_properties pdt_props;
+
+ fwu = kzalloc(sizeof(*fwu), GFP_KERNEL);
+ if (!fwu) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to alloc mem for fwu\n",
+ __func__);
+ goto exit;
+ }
+
+ fwu->fn_ptr = kzalloc(sizeof(*(fwu->fn_ptr)), GFP_KERNEL);
+ if (!fwu->fn_ptr) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to alloc mem for fn_ptr\n",
+ __func__);
+ retval = -ENOMEM;
+ goto exit_free_fwu;
+ }
+
+ fwu->rmi4_data = rmi4_data;
+ fwu->fn_ptr->read = rmi4_data->i2c_read;
+ fwu->fn_ptr->write = rmi4_data->i2c_write;
+ fwu->fn_ptr->enable = rmi4_data->irq_enable;
+
+ retval = fwu->fn_ptr->read(rmi4_data,
+ PDT_PROPS,
+ pdt_props.data,
+ sizeof(pdt_props.data));
+ if (retval < 0) {
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: Failed to read PDT properties, assuming 0x00\n",
+ __func__);
+ } else if (pdt_props.has_bsr) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Reflash for LTS not currently supported\n",
+ __func__);
+ goto exit_free_mem;
+ }
+
+ retval = fwu_scan_pdt();
+ if (retval < 0)
+ goto exit_free_mem;
+
+ fwu->productinfo1 = rmi4_data->rmi4_mod_info.product_info[0];
+ fwu->productinfo2 = rmi4_data->rmi4_mod_info.product_info[1];
+ memcpy(fwu->product_id, rmi4_data->rmi4_mod_info.product_id_string,
+ SYNAPTICS_RMI4_PRODUCT_ID_SIZE);
+ fwu->product_id[SYNAPTICS_RMI4_PRODUCT_ID_SIZE] = 0;
+
+#if defined(CONFIG_MACH_JACTIVE_EUR) || defined(CONFIG_MACH_JACTIVE_ATT)
+ /* Fortius Use only B Type. So read and use ic_revision_of_ic from IC */
+#else
+ /* Check the IC revision from product ID value
+ * we can check the ic revision with f34_ctrl_3 but to read production
+ * ID is more safity. because it is non-user writerble area.
+ */
+
+ if ((strncmp(fwu->product_id, SYNAPTICS_PRODUCT_ID_B0, 5) == 0)
+ || (strncmp(fwu->product_id, SYNAPTICS_PRODUCT_ID_B0_SPAIR, 6) == 0))
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: ic revision is B0 type.\n",
+ __func__);
+ else
+ rmi4_data->ic_revision_of_ic = 0xA1;
+#endif
+
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: [IC] [F01 product info, ID(revision)] [0x%04X 0x%04X, %s(0X%X)], PANEL : 0x%02X\n",
+ __func__, fwu->productinfo1,
+ fwu->productinfo2, fwu->product_id,
+ rmi4_data->ic_revision_of_ic,
+ rmi4_data->panel_revision);
+
+ retval = fwu_read_f34_queries();
+ if (retval < 0)
+ goto exit_free_mem;
+
+ fwu->initialized = true;
+
+ retval = sysfs_create_bin_file(&rmi4_data->input_dev->dev.kobj,
+ &dev_attr_data);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to create sysfs bin file\n",
+ __func__);
+ goto exit_free_mem;
+ }
+
+ for (attr_count = 0; attr_count < ARRAY_SIZE(attrs); attr_count++) {
+ retval = sysfs_create_file(&rmi4_data->input_dev->dev.kobj,
+ &attrs[attr_count].attr);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to create sysfs attributes\n",
+ __func__);
+ retval = -ENODEV;
+ goto exit_remove_attrs;
+ }
+ }
+
+ return 0;
+
+exit_remove_attrs:
+ attr_count_num = (int)attr_count;
+ for (attr_count_num--; attr_count_num >= 0; attr_count_num--) {
+ sysfs_remove_file(&rmi4_data->input_dev->dev.kobj,
+ &attrs[attr_count].attr);
+}
+
+sysfs_remove_bin_file(&rmi4_data->input_dev->dev.kobj, &dev_attr_data);
+
+exit_free_mem:
+ kfree(fwu->fn_ptr);
+
+exit_free_fwu:
+ kfree(fwu);
+
+exit:
+ return 0;
+}
+
+static void synaptics_rmi4_fwu_remove(struct synaptics_rmi4_data *rmi4_data)
+{
+ unsigned char attr_count;
+
+ sysfs_remove_bin_file(&rmi4_data->input_dev->dev.kobj, &dev_attr_data);
+
+ for (attr_count = 0; attr_count < ARRAY_SIZE(attrs); attr_count++) {
+ sysfs_remove_file(&rmi4_data->input_dev->dev.kobj,
+ &attrs[attr_count].attr);
+ }
+
+ kfree(fwu->fn_ptr);
+ kfree(fwu);
+
+ return;
+}
+
+int rmi4_fw_update_module_register(void)
+{
+ int retval;
+
+ retval = synaptics_rmi4_new_function(RMI_FW_UPDATER,
+ synaptics_rmi4_fwu_init,
+ synaptics_rmi4_fwu_remove,
+ synaptics_rmi4_fwu_attn);
+
+ return retval;
+}
diff --git a/drivers/input/touchscreen/synaptics_i2c_rmi.c b/drivers/input/touchscreen/synaptics_i2c_rmi.c
new file mode 100644
index 0000000..985c0c6
--- /dev/null
+++ b/drivers/input/touchscreen/synaptics_i2c_rmi.c
@@ -0,0 +1,4328 @@
+/* Synaptics Register Mapped Interface (RMI4) I2C Physical Layer Driver.
+ * Copyright (c) 2007-2012, Synaptics Incorporated
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ */
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <asm/unaligned.h>
+#include <mach/cpufreq.h>
+#include <linux/slab.h>
+#include <linux/i2c.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+#include <linux/input.h>
+#include <linux/input/mt.h>
+#include <linux/gpio.h>
+#include <linux/regulator/consumer.h>
+#ifdef CONFIG_HAS_EARLYSUSPEND
+#include <linux/earlysuspend.h>
+#endif
+#include "synaptics_i2c_rmi.h"
+
+#define DRIVER_NAME "synaptics_rmi4_i2c"
+
+#define PROXIMITY
+#define TYPE_B_PROTOCOL
+#define SURFACE_TOUCH
+
+#ifdef SURFACE_TOUCH
+#define EDGE_SWIPE
+#endif
+#undef USE_OPEN_CLOSE
+#undef USE_SENSOR_SLEEP
+
+/*
+#define REPORT_2D_Z
+*/
+#define REPORT_2D_W
+
+#define F12_FINGERS_TO_SUPPORT 10
+
+#define RPT_TYPE (1 << 0)
+#define RPT_X_LSB (1 << 1)
+#define RPT_X_MSB (1 << 2)
+#define RPT_Y_LSB (1 << 3)
+#define RPT_Y_MSB (1 << 4)
+#define RPT_Z (1 << 5)
+#define RPT_WX (1 << 6)
+#define RPT_WY (1 << 7)
+#define RPT_DEFAULT (RPT_TYPE | RPT_X_LSB | RPT_X_MSB | RPT_Y_LSB | RPT_Y_MSB)
+
+#ifdef CONFIG_GLOVE_TOUCH
+#define GLOVE_FEATURE_EN 0x20
+#define GLOVE_CLEAR_DEFAULT 0x01
+#define F12_CTRL26_OFFSET (8)
+#endif
+
+#ifdef PROXIMITY
+#define USE_CUSTOM_REZERO
+
+#define HOVER_Z_MAX (255)
+#define FINGER_HOVER_EN (1 << 0)
+#define FINGER_HOVER_DIS (0 << 0)
+#define AIR_SWIPE_EN (1 << 1)
+#define LARGE_OBJ_EN (1 << 2)
+#define HOVER_PINCH_EN (1 << 3)
+#define NO_PROXIMITY_ON_TOUCH_EN (1 << 5)
+#define CONTINUOUS_LOAD_REPORT_EN (1 << 6)
+#define SLEEP_PROXIMITY (1 << 7)
+
+#define PROXIMITY_DEFAULT (NO_PROXIMITY_ON_TOUCH_EN)
+#define PROXIMITY_ENABLE (PROXIMITY_DEFAULT | FINGER_HOVER_EN)
+
+#define HAS_FINGER_HOVER (1 << 0)
+#define HAS_AIR_SWIPE (1 << 1)
+#define HAS_LARGE_OBJ (1 << 2)
+#define HAS_HOVER_PINCH (1 << 3)
+#define HAS_EDGE_SWIPE (1 << 4)
+#define HAS_SINGLE_FINGER (1 << 5)
+#define F51_VERSION 0x41
+#define F51_PROXIMITY_ENABLES_OFFSET (0)
+#define F51_CTRL54_OFFSET 99
+#ifdef USE_CUSTOM_REZERO
+#define F51_GENERAL_CONTROL_OFFSET (1)
+#define F51_CTRL78_OFFSET 115
+#endif
+
+#ifdef EDGE_SWIPE
+#define EDGE_SWIPE_DATA_OFFSET 8
+
+#define EDGE_SWIPE_WIDTH_MAX 255
+#define EDGE_SWIPE_ANGLE_MIN (-90)
+#define EDGE_SWIPE_ANGLE_MAX 90
+#define EDGE_SWIPE_PALM_MAX 1
+#endif
+
+#define F51_FINGER_TIMEOUT 50 /* ms */
+#endif
+
+#define POLLING_PERIOD 1 /* ms */
+#define SYN_I2C_RETRY_TIMES 5
+#define MAX_F11_TOUCH_WIDTH 15
+
+#define CHECK_STATUS_TIMEOUT_MS 200
+#define STATUS_NO_ERROR 0x00
+#define STATUS_RESET_OCCURRED 0x01
+#define STATUS_INVALID_CONFIG 0x02
+#define STATUS_DEVICE_FAILURE 0x03
+#define STATUS_CONFIG_CRC_FAILURE 0x04
+#define STATUS_FIRMWARE_CRC_FAILURE 0x05
+#define STATUS_CRC_IN_PROGRESS 0x06
+
+#define F01_STD_QUERY_LEN 21
+#define F01_BUID_ID_OFFSET 18
+#define F11_STD_QUERY_LEN 9
+#define F11_STD_CTRL_LEN 10
+#define F11_STD_DATA_LEN 12
+
+#define NORMAL_OPERATION (0 << 0)
+#define SENSOR_SLEEP (1 << 0)
+#define NO_SLEEP_OFF (0 << 2)
+#define NO_SLEEP_ON (1 << 2)
+#define CHARGER_CONNECTED (1 << 5)
+#define CHARGER_DISCONNECTED 0xDF
+#define CONFIGURED (1 << 7)
+
+static int synaptics_rmi4_i2c_read(struct synaptics_rmi4_data *rmi4_data,
+ unsigned short addr, unsigned char *data,
+ unsigned short length);
+
+static int synaptics_rmi4_i2c_write(struct synaptics_rmi4_data *rmi4_data,
+ unsigned short addr, unsigned char *data,
+ unsigned short length);
+
+static int synaptics_rmi4_reinit_device(struct synaptics_rmi4_data *rmi4_data);
+
+#ifdef CONFIG_HAS_EARLYSUSPEND
+static ssize_t synaptics_rmi4_full_pm_cycle_show(struct device *dev,
+ struct device_attribute *attr, char *buf);
+
+static ssize_t synaptics_rmi4_full_pm_cycle_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count);
+
+static void synaptics_rmi4_early_suspend(struct early_suspend *h);
+
+static void synaptics_rmi4_late_resume(struct early_suspend *h);
+
+#else
+
+static int synaptics_rmi4_suspend(struct device *dev);
+
+static int synaptics_rmi4_resume(struct device *dev);
+#endif
+
+#ifdef PROXIMITY
+static void synaptics_rmi4_f51_finger_timer(unsigned long data);
+
+static ssize_t synaptics_rmi4_f51_enables_show(struct device *dev,
+ struct device_attribute *attr, char *buf);
+
+static ssize_t synaptics_rmi4_f51_enables_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count);
+#endif
+
+#ifdef USE_OPEN_CLOSE
+static int synaptics_rmi4_input_open(struct input_dev *dev);
+static void synaptics_rmi4_input_close(struct input_dev *dev);
+#endif
+static ssize_t synaptics_rmi4_glove_enable_show(struct device *dev,
+ struct device_attribute *attr, char *buf);
+
+static ssize_t synaptics_rmi4_glove_enable_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count);
+
+static ssize_t synaptics_rmi4_show_device_status(struct device *dev,
+ struct device_attribute *attr, char *buf);
+
+static ssize_t synaptics_rmi4_f01_reset_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count);
+
+static ssize_t synaptics_rmi4_f01_productinfo_show(struct device *dev,
+ struct device_attribute *attr, char *buf);
+
+static ssize_t synaptics_rmi4_f01_buildid_show(struct device *dev,
+ struct device_attribute *attr, char *buf);
+
+static ssize_t synaptics_rmi4_f01_flashprog_show(struct device *dev,
+ struct device_attribute *attr, char *buf);
+
+static ssize_t synaptics_rmi4_0dbutton_show(struct device *dev,
+ struct device_attribute *attr, char *buf);
+
+static ssize_t synaptics_rmi4_0dbutton_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count);
+
+struct synaptics_rmi4_f01_device_status {
+ union {
+ struct {
+ unsigned char status_code:4;
+ unsigned char reserved:2;
+ unsigned char flash_prog:1;
+ unsigned char unconfigured:1;
+ } __packed;
+ unsigned char data[1];
+ };
+};
+
+struct synaptics_rmi4_f12_query_5 {
+ union {
+ struct {
+ unsigned char size_of_query6;
+ struct {
+ unsigned char ctrl0_is_present:1;
+ unsigned char ctrl1_is_present:1;
+ unsigned char ctrl2_is_present:1;
+ unsigned char ctrl3_is_present:1;
+ unsigned char ctrl4_is_present:1;
+ unsigned char ctrl5_is_present:1;
+ unsigned char ctrl6_is_present:1;
+ unsigned char ctrl7_is_present:1;
+ } __packed;
+ struct {
+ unsigned char ctrl8_is_present:1;
+ unsigned char ctrl9_is_present:1;
+ unsigned char ctrl10_is_present:1;
+ unsigned char ctrl11_is_present:1;
+ unsigned char ctrl12_is_present:1;
+ unsigned char ctrl13_is_present:1;
+ unsigned char ctrl14_is_present:1;
+ unsigned char ctrl15_is_present:1;
+ } __packed;
+ struct {
+ unsigned char ctrl16_is_present:1;
+ unsigned char ctrl17_is_present:1;
+ unsigned char ctrl18_is_present:1;
+ unsigned char ctrl19_is_present:1;
+ unsigned char ctrl20_is_present:1;
+ unsigned char ctrl21_is_present:1;
+ unsigned char ctrl22_is_present:1;
+ unsigned char ctrl23_is_present:1;
+ } __packed;
+ struct {
+ unsigned char ctrl24_is_present:1;
+ unsigned char ctrl25_is_present:1;
+ unsigned char ctrl26_is_present:1;
+ unsigned char ctrl27_is_present:1;
+ unsigned char ctrl28_is_present:1;
+ unsigned char ctrl29_is_present:1;
+ unsigned char ctrl30_is_present:1;
+ unsigned char ctrl31_is_present:1;
+ } __packed;
+ };
+ unsigned char data[5];
+ };
+};
+
+struct synaptics_rmi4_f12_query_8 {
+ union {
+ struct {
+ unsigned char size_of_query9;
+ struct {
+ unsigned char data0_is_present:1;
+ unsigned char data1_is_present:1;
+ unsigned char data2_is_present:1;
+ unsigned char data3_is_present:1;
+ unsigned char data4_is_present:1;
+ unsigned char data5_is_present:1;
+ unsigned char data6_is_present:1;
+ unsigned char data7_is_present:1;
+ } __packed;
+ };
+ unsigned char data[2];
+ };
+};
+
+struct synaptics_rmi4_f12_ctrl_8 {
+ union {
+ struct {
+ unsigned char max_x_coord_lsb;
+ unsigned char max_x_coord_msb;
+ unsigned char max_y_coord_lsb;
+ unsigned char max_y_coord_msb;
+ unsigned char rx_pitch_lsb;
+ unsigned char rx_pitch_msb;
+ unsigned char tx_pitch_lsb;
+ unsigned char tx_pitch_msb;
+ unsigned char low_rx_clip;
+ unsigned char high_rx_clip;
+ unsigned char low_tx_clip;
+ unsigned char high_tx_clip;
+ unsigned char num_of_rx;
+ unsigned char num_of_tx;
+ };
+ unsigned char data[14];
+ };
+};
+
+struct synaptics_rmi4_f12_ctrl_9 {
+ union {
+ struct {
+ unsigned char touch_threshold;
+ unsigned char lift_hysteresis;
+ unsigned char small_z_scale_factor_lsb;
+ unsigned char small_z_scale_factor_msb;
+ unsigned char large_z_scale_factor_lsb;
+ unsigned char large_z_scale_factor_msb;
+ unsigned char small_large_boundary;
+ unsigned char wx_scale;
+ unsigned char wx_offset;
+ unsigned char wy_scale;
+ unsigned char wy_offset;
+ unsigned char x_size_lsb;
+ unsigned char x_size_msb;
+ unsigned char y_size_lsb;
+ unsigned char y_size_msb;
+ unsigned char gloved_finger;
+ };
+ unsigned char data[16];
+ };
+};
+
+struct synaptics_rmi4_f12_ctrl_23 {
+ union {
+ struct {
+ unsigned char obj_type_enable;
+ unsigned char max_reported_objects;
+ };
+ unsigned char data[2];
+ };
+};
+
+#ifdef CONFIG_GLOVE_TOUCH
+struct synaptics_rmi4_f12_ctrl_26 {
+ union {
+ struct {
+ unsigned char glove_feature_enable;
+ };
+ unsigned char data[1];
+ };
+};
+#endif
+
+struct synaptics_rmi4_f12_finger_data {
+ unsigned char object_type_and_status;
+ unsigned char x_lsb;
+ unsigned char x_msb;
+ unsigned char y_lsb;
+ unsigned char y_msb;
+#ifdef REPORT_2D_Z
+ unsigned char z;
+#endif
+#ifdef REPORT_2D_W
+ unsigned char wx;
+ unsigned char wy;
+#endif
+};
+
+struct synaptics_rmi4_f1a_query {
+ union {
+ struct {
+ unsigned char max_button_count:3;
+ unsigned char reserved:5;
+ unsigned char has_general_control:1;
+ unsigned char has_interrupt_enable:1;
+ unsigned char has_multibutton_select:1;
+ unsigned char has_tx_rx_map:1;
+ unsigned char has_perbutton_threshold:1;
+ unsigned char has_release_threshold:1;
+ unsigned char has_strongestbtn_hysteresis:1;
+ unsigned char has_filter_strength:1;
+ } __packed;
+ unsigned char data[2];
+ };
+};
+
+struct synaptics_rmi4_f1a_control_0 {
+ union {
+ struct {
+ unsigned char multibutton_report:2;
+ unsigned char filter_mode:2;
+ unsigned char reserved:4;
+ } __packed;
+ unsigned char data[1];
+ };
+};
+
+struct synaptics_rmi4_f1a_control_3_4 {
+ unsigned char transmitterbutton;
+ unsigned char receiverbutton;
+};
+
+struct synaptics_rmi4_f1a_control {
+ struct synaptics_rmi4_f1a_control_0 general_control;
+ unsigned char *button_int_enable;
+ unsigned char *multi_button;
+ struct synaptics_rmi4_f1a_control_3_4 *electrode_map;
+ unsigned char *button_threshold;
+ unsigned char button_release_threshold;
+ unsigned char strongest_button_hysteresis;
+ unsigned char filter_strength;
+};
+
+struct synaptics_rmi4_f1a_handle {
+ int button_bitmask_size;
+ unsigned char button_count;
+ unsigned char valid_button_count;
+ unsigned char *button_data_buffer;
+ unsigned char *button_map;
+ struct synaptics_rmi4_f1a_query button_query;
+ struct synaptics_rmi4_f1a_control button_control;
+};
+
+struct synaptics_rmi4_f34_ctrl_3 {
+ union {
+ struct {
+ unsigned char fw_release_month;
+ unsigned char fw_release_date;
+ unsigned char fw_release_revision;
+ unsigned char fw_release_version;
+ };
+ unsigned char data[4];
+ };
+};
+
+struct synaptics_rmi4_f34_fn_ptr {
+ int (*read)(struct synaptics_rmi4_data *rmi4_data, unsigned short addr,
+ unsigned char *data, unsigned short length);
+ int (*write)(struct synaptics_rmi4_data *rmi4_data, unsigned short addr,
+ unsigned char *data, unsigned short length);
+ int (*enable)(struct synaptics_rmi4_data *rmi4_data, bool enable);
+};
+
+struct synaptics_rmi4_f34_handle {
+ unsigned char status;
+ unsigned char cmd;
+ unsigned short bootloaderid;
+ unsigned short blocksize;
+ unsigned short imageblockcount;
+ unsigned short configblockcount;
+ unsigned short blocknum;
+ unsigned short query_base_addr;
+ unsigned short control_base_addr;
+ unsigned short data_base_addr;
+ bool inflashprogmode;
+ unsigned char intr_mask;
+ struct mutex attn_mutex;
+ struct synaptics_rmi4_f34_fn_ptr *fn_ptr;
+};
+
+#ifdef PROXIMITY
+struct synaptics_rmi4_f51_query {
+ union {
+ struct {
+ unsigned char query_register_count;
+ unsigned char data_register_count;
+ unsigned char control_register_count;
+ unsigned char command_register_count;
+ unsigned char proximity_controls;
+ };
+ unsigned char data[5];
+ };
+};
+
+struct synaptics_rmi4_f51_data {
+ union {
+ struct {
+ unsigned char finger_hover_det:1;
+ unsigned char air_swipe_det:1;
+ unsigned char large_obj_det:1;
+ unsigned char f1a_data0_b3:1;
+ unsigned char hover_pinch_det:1;
+ unsigned char f1a_data0_b5__7:3;
+ unsigned char hover_finger_x_4__11;
+ unsigned char hover_finger_y_4__11;
+ unsigned char hover_finger_xy_0__3;
+ unsigned char hover_finger_z;
+ unsigned char air_swipe_dir_0:1;
+ unsigned char air_swipe_dir_1:1;
+ unsigned char f1a_data3_b2__4:3;
+ unsigned char object_present:1;
+ unsigned char large_obj_act:2;
+ } __packed;
+ unsigned char proximity_data[6];
+ };
+#ifdef EDGE_SWIPE
+ union {
+ struct {
+ unsigned char edge_swipe_x_lsb;
+ unsigned char edge_swipe_x_msb;
+ unsigned char edge_swipe_y_lsb;
+ unsigned char edge_swipe_y_msb;
+ unsigned char edge_swipe_z;
+ unsigned char edge_swipe_wx;
+ unsigned char edge_swipe_wy;
+ unsigned char edge_swipe_mm;
+ unsigned char edge_swipe_dg;
+ } __packed;
+ unsigned char edge_swipe_data[9];
+ };
+#endif
+};
+
+#ifdef EDGE_SWIPE
+struct synaptics_rmi4_surface {
+ int width_major;
+ int palm;
+ int angle;
+ int wx;
+ int wy;
+};
+#endif
+
+struct synaptics_rmi4_f51_handle {
+ unsigned char proximity_enables;
+ unsigned short proximity_enables_addr;
+#ifdef USE_CUSTOM_REZERO
+ unsigned char num_of_data_sources;
+ unsigned short proximity_custom_rezero_addr;
+#endif
+ unsigned char proximity_controls;
+#ifdef EDGE_SWIPE
+ struct synaptics_rmi4_surface surface_data;
+#endif
+ struct synaptics_rmi4_data *rmi4_data;
+};
+#endif
+
+struct synaptics_rmi4_exp_fn {
+ enum exp_fn fn_type;
+ bool initialized;
+ int (*func_init)(struct synaptics_rmi4_data *rmi4_data);
+ void (*func_remove)(struct synaptics_rmi4_data *rmi4_data);
+ void (*func_attn)(struct synaptics_rmi4_data *rmi4_data,
+ unsigned char intr_mask);
+ struct list_head link;
+};
+
+static struct device_attribute attrs[] = {
+#ifdef CONFIG_HAS_EARLYSUSPEND
+ __ATTR(full_pm_cycle, (S_IRUGO | S_IWUSR | S_IWGRP),
+ synaptics_rmi4_full_pm_cycle_show,
+ synaptics_rmi4_full_pm_cycle_store),
+#endif
+#ifdef PROXIMITY
+ __ATTR(proximity_enables, (S_IRUGO | S_IWUSR | S_IWGRP),
+ synaptics_rmi4_f51_enables_show,
+ synaptics_rmi4_f51_enables_store),
+#endif
+ __ATTR(glove_enable, (S_IRUGO | S_IWUSR | S_IWGRP),
+ synaptics_rmi4_glove_enable_show,
+ synaptics_rmi4_glove_enable_store),
+ __ATTR(device_status, S_IRUGO,
+ synaptics_rmi4_show_device_status,
+ synaptics_rmi4_store_error),
+ __ATTR(reset, S_IWUSR | S_IWGRP,
+ synaptics_rmi4_show_error,
+ synaptics_rmi4_f01_reset_store),
+ __ATTR(productinfo, S_IRUGO,
+ synaptics_rmi4_f01_productinfo_show,
+ synaptics_rmi4_store_error),
+ __ATTR(buildid, S_IRUGO,
+ synaptics_rmi4_f01_buildid_show,
+ synaptics_rmi4_store_error),
+ __ATTR(flashprog, S_IRUGO,
+ synaptics_rmi4_f01_flashprog_show,
+ synaptics_rmi4_store_error),
+ __ATTR(0dbutton, (S_IRUGO | S_IWUSR | S_IWGRP),
+ synaptics_rmi4_0dbutton_show,
+ synaptics_rmi4_0dbutton_store),
+};
+
+static struct list_head exp_fn_list;
+
+#ifdef PROXIMITY
+static struct synaptics_rmi4_f51_handle *f51;
+#endif
+
+#ifdef CONFIG_HAS_EARLYSUSPEND
+static ssize_t synaptics_rmi4_full_pm_cycle_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct synaptics_rmi4_data *rmi4_data = dev_get_drvdata(dev);
+
+ return snprintf(buf, PAGE_SIZE, "%u\n",
+ rmi4_data->full_pm_cycle);
+}
+
+static ssize_t synaptics_rmi4_full_pm_cycle_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ unsigned int input;
+ struct synaptics_rmi4_data *rmi4_data = dev_get_drvdata(dev);
+
+ if (sscanf(buf, "%u", &input) != 1)
+ return -EINVAL;
+
+ rmi4_data->full_pm_cycle = input > 0 ? 1 : 0;
+
+ return count;
+}
+#endif
+
+#ifdef TSP_BOOSTER
+static void synaptics_change_dvfs_lock(struct work_struct *work)
+{
+ struct synaptics_rmi4_data *rmi4_data =
+ container_of(work,
+ struct synaptics_rmi4_data, work_dvfs_chg.work);
+ int retval = 0;
+
+ mutex_lock(&rmi4_data->dvfs_lock);
+
+ if (rmi4_data->dvfs_boost_mode == DVFS_STAGE_DUAL) {
+ if (rmi4_data->stay_awake) {
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: do fw update, do not change cpu frequency.\n",
+ __func__);
+ } else {
+ retval = set_freq_limit(DVFS_TOUCH_ID,
+ MIN_TOUCH_LIMIT_SECOND);
+ rmi4_data->dvfs_freq = MIN_TOUCH_LIMIT_SECOND;
+ }
+ } else if (rmi4_data->dvfs_boost_mode == DVFS_STAGE_SINGLE) {
+ retval = set_freq_limit(DVFS_TOUCH_ID, -1);
+ rmi4_data->dvfs_freq = -1;
+ }
+
+ if (retval < 0)
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: booster change failed(%d).\n",
+ __func__, retval);
+ mutex_unlock(&rmi4_data->dvfs_lock);
+
+}
+
+static void synaptics_set_dvfs_off(struct work_struct *work)
+{
+ struct synaptics_rmi4_data *rmi4_data =
+ container_of(work,
+ struct synaptics_rmi4_data, work_dvfs_off.work);
+ int retval;
+
+ if (rmi4_data->stay_awake) {
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: do fw update, do not change cpu frequency.\n",
+ __func__);
+ } else {
+ mutex_lock(&rmi4_data->dvfs_lock);
+
+ retval = set_freq_limit(DVFS_TOUCH_ID, -1);
+ rmi4_data->dvfs_freq = -1;
+
+ if (retval < 0)
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: booster stop failed(%d).\n",
+ __func__, retval);
+ rmi4_data->dvfs_lock_status = false;
+
+ mutex_unlock(&rmi4_data->dvfs_lock);
+}
+}
+
+static void synaptics_set_dvfs_lock(struct synaptics_rmi4_data *rmi4_data,
+ int on)
+{
+ int ret = 0;
+
+ if (rmi4_data->dvfs_boost_mode == DVFS_STAGE_NONE) {
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: DVFS stage is none(%d)\n",
+ __func__, rmi4_data->dvfs_boost_mode);
+ return;
+ }
+
+ mutex_lock(&rmi4_data->dvfs_lock);
+ if (on == 0) {
+ if (rmi4_data->dvfs_lock_status) {
+ schedule_delayed_work(&rmi4_data->work_dvfs_off,
+ msecs_to_jiffies(TOUCH_BOOSTER_OFF_TIME));
+ }
+ } else if (on > 0) {
+ cancel_delayed_work(&rmi4_data->work_dvfs_off);
+
+ if (rmi4_data->dvfs_old_stauts != on) {
+ cancel_delayed_work(&rmi4_data->work_dvfs_chg);
+ if (1/*!rmi4_data->dvfs_lock_status*/) {
+ if (rmi4_data->dvfs_freq != MIN_TOUCH_LIMIT) {
+ ret = set_freq_limit(DVFS_TOUCH_ID,
+ MIN_TOUCH_LIMIT);
+ rmi4_data->dvfs_freq = MIN_TOUCH_LIMIT;
+
+ if (ret < 0)
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: cpu first lock failed(%d)\n",
+ __func__, ret);
+ }
+
+ schedule_delayed_work(&rmi4_data->work_dvfs_chg,
+ msecs_to_jiffies(TOUCH_BOOSTER_CHG_TIME));
+
+ rmi4_data->dvfs_lock_status = true;
+ }
+ }
+ } else if (on < 0) {
+ if (rmi4_data->dvfs_lock_status) {
+ cancel_delayed_work(&rmi4_data->work_dvfs_off);
+ cancel_delayed_work(&rmi4_data->work_dvfs_chg);
+ schedule_work(&rmi4_data->work_dvfs_off.work);
+ }
+ }
+ rmi4_data->dvfs_old_stauts = on;
+ mutex_unlock(&rmi4_data->dvfs_lock);
+}
+
+static void synaptics_init_dvfs(struct synaptics_rmi4_data *rmi4_data)
+{
+ mutex_init(&rmi4_data->dvfs_lock);
+
+ rmi4_data->dvfs_boost_mode = DVFS_STAGE_DUAL;
+
+ INIT_DELAYED_WORK(&rmi4_data->work_dvfs_off, synaptics_set_dvfs_off);
+ INIT_DELAYED_WORK(&rmi4_data->work_dvfs_chg, synaptics_change_dvfs_lock);
+
+ rmi4_data->dvfs_lock_status = false;
+}
+#endif
+
+#ifdef PROXIMITY
+static ssize_t synaptics_rmi4_f51_enables_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ unsigned char hover_enables;
+ int retval;
+
+ if (!f51)
+ return -ENODEV;
+ retval = synaptics_rmi4_i2c_read(f51->rmi4_data,
+ f51->proximity_enables_addr,
+ &hover_enables,
+ sizeof(hover_enables));
+
+ dev_info(&f51->rmi4_data->i2c_client->dev, "%s: hover enables : %02x\n",
+ __func__, hover_enables);
+
+ return snprintf(buf, PAGE_SIZE, "0x%02x\n",
+ f51->proximity_enables);
+}
+
+static ssize_t synaptics_rmi4_f51_enables_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ int retval;
+ unsigned int input;
+ struct synaptics_rmi4_data *rmi4_data = dev_get_drvdata(dev);
+
+ if (!f51)
+ return -ENODEV;
+
+ if (sscanf(buf, "%x", &input) != 1)
+ return -EINVAL;
+
+ f51->proximity_enables = (unsigned char)input;
+
+ retval = synaptics_rmi4_i2c_write(rmi4_data,
+ f51->proximity_enables_addr,
+ &f51->proximity_enables,
+ sizeof(f51->proximity_enables));
+ if (retval < 0) {
+ dev_err(dev, "%s: Failed to write proximity enables, error = %d\n",
+ __func__, retval);
+ return retval;
+ }
+
+ return count;
+}
+#endif
+
+#ifdef CONFIG_GLOVE_TOUCH
+static ssize_t synaptics_rmi4_glove_enable_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct synaptics_rmi4_data *rmi4_data = dev_get_drvdata(dev);
+ unsigned char glove_enable = 0;
+ int retval;
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ rmi4_data->glove_touch_addr,
+ &glove_enable,
+ sizeof(glove_enable));
+
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: glove touch enable : 0x%x, %d\n",
+ __func__, glove_enable, retval);
+
+ return snprintf(buf, PAGE_SIZE, "glove touch enable =0x %x\n",
+ glove_enable);
+}
+
+int synaptics_rmi4_glove_mode_enables(struct synaptics_rmi4_data *rmi4_data)
+{
+ int retval;
+
+ if (GLOVE_FEATURE_EN != rmi4_data->glove_mode_feature) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Ver[%02X%02X%02X] FW does not support glove mode %02X\n",
+ __func__, rmi4_data->panel_revision, rmi4_data->ic_revision_of_ic,
+ rmi4_data->fw_version_of_ic, rmi4_data->glove_mode_feature);
+ return 0;
+ }
+
+ dev_info(&rmi4_data->i2c_client->dev, "%s: [%02X]: %s\n",
+ __func__, rmi4_data->glove_mode_enables,
+ (rmi4_data->glove_mode_enables == 0x07) ? "fast glove & clear cover enable" :
+ (rmi4_data->glove_mode_enables == 0x06) ? "fast glove & flip cover enable" :
+ (rmi4_data->glove_mode_enables == 0x05) ? "only fast glove enable" :
+ (rmi4_data->glove_mode_enables == 0x03) ? "only clear cover enable" :
+ (rmi4_data->glove_mode_enables == 0x02) ? "only flip cover enable" :
+ (rmi4_data->glove_mode_enables == 0x01) ? "only glove enable" : "glove disable");
+
+ retval = synaptics_rmi4_i2c_write(rmi4_data,
+ rmi4_data->glove_mode_enables_addr,
+ &rmi4_data->glove_mode_enables,
+ sizeof(rmi4_data->glove_mode_enables));
+ if (retval < 0)
+ return retval;
+
+ return 0;
+}
+
+static int synaptics_rmi4_glove_mode_set(struct synaptics_rmi4_data *rmi4_data,
+ int mode, int enable)
+{
+ int retval = 0;
+ unsigned char glove_enable = 0;
+
+#if !defined(CONFIG_MACH_JACTIVE_EUR) && !defined(CONFIG_MACH_JACTIVE_ATT)
+ if (rmi4_data->panel_revision < OCTA_PANEL_REVISION_43) {
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: do not support this FPCB version.\n", __func__);
+ return 0;
+ }
+#endif
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ rmi4_data->glove_touch_addr,
+ &glove_enable,
+ sizeof(glove_enable));
+
+ if (retval <= 0)
+ glove_enable = rmi4_data->glove_mode_enables;
+
+ if (mode == 0x01) {
+ if (enable)
+ glove_enable |= 0x01;
+ else
+ glove_enable &= 0xFE;
+ } else if (mode == 0x02) {
+ if (enable)
+ glove_enable |= 0x02;
+ else
+ glove_enable &= 0xFD;
+ }
+
+ retval = synaptics_rmi4_i2c_write(rmi4_data,
+ rmi4_data->glove_touch_addr,
+ &glove_enable,
+ sizeof(glove_enable));
+
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: %s, %s, retval = %d\n", __func__,
+ mode == 0x01 ? "glove mode" : mode == 0x02 ? "clear case mode" : "mode == 0x0",
+ enable ? "enable" : "disable", retval);
+
+ rmi4_data->glove_mode_enables = glove_enable;
+
+ return retval;
+
+}
+
+static ssize_t synaptics_rmi4_glove_enable_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ struct synaptics_rmi4_data *rmi4_data = dev_get_drvdata(dev);
+ unsigned int input;
+ int retval;
+
+ if (sscanf(buf, "%x", &input) != 1)
+ return -EINVAL;
+
+ retval = synaptics_rmi4_glove_mode_set(rmi4_data, 1, input);
+ if (retval < 0)
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: glove touch enable failed (%d)\n",
+ __func__, retval);
+
+ return count;
+}
+
+static ssize_t synaptics_rmi4_show_device_status(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct synaptics_rmi4_data *rmi4_data = dev_get_drvdata(dev);
+ int retval;
+ unsigned char device_status = 0;
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ rmi4_data->f01_ctrl_base_addr,
+ &device_status,
+ sizeof(device_status));
+
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: retval = %d, device_status = %x\n",
+ __func__, retval, device_status);
+
+ return snprintf(buf, PAGE_SIZE, "device_status = %x\n",
+ device_status);
+}
+#endif
+
+static ssize_t synaptics_rmi4_f01_reset_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ int retval;
+ unsigned int reset;
+ struct synaptics_rmi4_data *rmi4_data = dev_get_drvdata(dev);
+
+ if (sscanf(buf, "%u", &reset) != 1)
+ return -EINVAL;
+
+ if (reset != 1)
+ return -EINVAL;
+
+ retval = synaptics_rmi4_reset_device(rmi4_data);
+ if (retval < 0) {
+ dev_err(dev,
+ "%s: Failed to issue reset command, error = %d\n",
+ __func__, retval);
+ return retval;
+ }
+
+ return count;
+}
+
+static ssize_t synaptics_rmi4_f01_productinfo_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct synaptics_rmi4_data *rmi4_data = dev_get_drvdata(dev);
+
+ return snprintf(buf, PAGE_SIZE, "0x%02x 0x%02x\n",
+ (rmi4_data->rmi4_mod_info.product_info[0]),
+ (rmi4_data->rmi4_mod_info.product_info[1]));
+}
+
+static ssize_t synaptics_rmi4_f01_buildid_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ unsigned int build_id;
+ struct synaptics_rmi4_data *rmi4_data = dev_get_drvdata(dev);
+ struct synaptics_rmi4_device_info *rmi;
+
+ rmi = &(rmi4_data->rmi4_mod_info);
+
+ build_id = (unsigned int)rmi->build_id[0] +
+ (unsigned int)rmi->build_id[1] * 0x100 +
+ (unsigned int)rmi->build_id[2] * 0x10000;
+
+ return snprintf(buf, PAGE_SIZE, "%u\n",
+ build_id);
+}
+
+static ssize_t synaptics_rmi4_f01_flashprog_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ int retval;
+ struct synaptics_rmi4_f01_device_status device_status;
+ struct synaptics_rmi4_data *rmi4_data = dev_get_drvdata(dev);
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ rmi4_data->f01_data_base_addr,
+ device_status.data,
+ sizeof(device_status.data));
+ if (retval < 0) {
+ dev_err(dev,
+ "%s: Failed to read device status, error = %d\n",
+ __func__, retval);
+ return retval;
+ }
+
+ return snprintf(buf, PAGE_SIZE, "%u\n",
+ device_status.flash_prog);
+}
+
+static ssize_t synaptics_rmi4_0dbutton_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct synaptics_rmi4_data *rmi4_data = dev_get_drvdata(dev);
+
+ return snprintf(buf, PAGE_SIZE, "%u\n",
+ rmi4_data->button_0d_enabled);
+}
+
+static ssize_t synaptics_rmi4_0dbutton_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ int retval;
+ unsigned int input;
+ unsigned char ii;
+ unsigned char intr_enable;
+ struct synaptics_rmi4_fn *fhandler;
+ struct synaptics_rmi4_data *rmi4_data = dev_get_drvdata(dev);
+ struct synaptics_rmi4_device_info *rmi;
+
+ rmi = &(rmi4_data->rmi4_mod_info);
+
+ if (sscanf(buf, "%u", &input) != 1)
+ return -EINVAL;
+
+ input = input > 0 ? 1 : 0;
+
+ if (rmi4_data->button_0d_enabled == input)
+ return count;
+
+ if (list_empty(&rmi->support_fn_list))
+ return -ENODEV;
+
+ list_for_each_entry(fhandler, &rmi->support_fn_list, link) {
+ if (fhandler->fn_number == SYNAPTICS_RMI4_F1A) {
+ ii = fhandler->intr_reg_num;
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ rmi4_data->f01_ctrl_base_addr + 1 + ii,
+ &intr_enable,
+ sizeof(intr_enable));
+ if (retval < 0)
+ return retval;
+
+ if (input == 1)
+ intr_enable |= fhandler->intr_mask;
+ else
+ intr_enable &= ~fhandler->intr_mask;
+
+ retval = synaptics_rmi4_i2c_write(rmi4_data,
+ rmi4_data->f01_ctrl_base_addr + 1 + ii,
+ &intr_enable,
+ sizeof(intr_enable));
+ if (retval < 0)
+ return retval;
+ }
+ }
+
+ rmi4_data->button_0d_enabled = input;
+
+ return count;
+}
+
+ /**
+ * synaptics_rmi4_set_page()
+ *
+ * Called by synaptics_rmi4_i2c_read() and synaptics_rmi4_i2c_write().
+ *
+ * This function writes to the page select register to switch to the
+ * assigned page.
+ */
+static int synaptics_rmi4_set_page(struct synaptics_rmi4_data *rmi4_data,
+ unsigned int address)
+{
+ int retval = 0;
+ unsigned char retry;
+ unsigned char buf[PAGE_SELECT_LEN];
+ unsigned char page;
+ struct i2c_client *i2c = rmi4_data->i2c_client;
+
+ page = ((address >> 8) & MASK_8BIT);
+ if (page != rmi4_data->current_page) {
+ buf[0] = MASK_8BIT;
+ buf[1] = page;
+ for (retry = 0; retry < SYN_I2C_RETRY_TIMES; retry++) {
+ retval = i2c_master_send(i2c, buf, PAGE_SELECT_LEN);
+ if (retval != PAGE_SELECT_LEN) {
+ dev_err(&i2c->dev,
+ "%s: I2C retry %d\n",
+ __func__, retry + 1);
+ msleep(20);
+ } else {
+ rmi4_data->current_page = page;
+ break;
+ }
+ }
+ } else {
+ retval = PAGE_SELECT_LEN;
+ }
+
+ return retval;
+}
+
+ /**
+ * synaptics_rmi4_i2c_read()
+ *
+ * Called by various functions in this driver, and also exported to
+ * other expansion Function modules such as rmi_dev.
+ *
+ * This function reads data of an arbitrary length from the sensor,
+ * starting from an assigned register address of the sensor, via I2C
+ * with a retry mechanism.
+ */
+static int synaptics_rmi4_i2c_read(struct synaptics_rmi4_data *rmi4_data,
+ unsigned short addr, unsigned char *data, unsigned short length)
+{
+ int retval;
+ unsigned char retry;
+ unsigned char buf;
+ struct i2c_msg msg[] = {
+ {
+ .addr = rmi4_data->i2c_client->addr,
+ .flags = 0,
+ .len = 1,
+ .buf = &buf,
+ },
+ {
+ .addr = rmi4_data->i2c_client->addr,
+ .flags = I2C_M_RD,
+ .len = length,
+ .buf = data,
+ },
+ };
+
+ buf = addr & MASK_8BIT;
+
+ mutex_lock(&(rmi4_data->rmi4_io_ctrl_mutex));
+
+ if (rmi4_data->touch_stopped) {
+ dev_err(&rmi4_data->i2c_client->dev, "%s: Sensor stopped\n",
+ __func__);
+ retval = 0;
+ goto exit;
+ }
+
+ retval = synaptics_rmi4_set_page(rmi4_data, addr);
+ if (retval != PAGE_SELECT_LEN)
+ goto exit;
+
+ for (retry = 0; retry < SYN_I2C_RETRY_TIMES; retry++) {
+ if (i2c_transfer(rmi4_data->i2c_client->adapter, msg, 2) == 2) {
+ retval = length;
+ break;
+ }
+ dev_err(&rmi4_data->i2c_client->dev, "%s: I2C retry %d\n",
+ __func__, retry + 1);
+ msleep(20);
+ }
+
+ if (retry == SYN_I2C_RETRY_TIMES) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: I2C read over retry limit\n",
+ __func__);
+ retval = -EIO;
+ }
+
+exit:
+ mutex_unlock(&(rmi4_data->rmi4_io_ctrl_mutex));
+
+ return retval;
+}
+
+ /**
+ * synaptics_rmi4_i2c_write()
+ *
+ * Called by various functions in this driver, and also exported to
+ * other expansion Function modules such as rmi_dev.
+ *
+ * This function writes data of an arbitrary length to the sensor,
+ * starting from an assigned register address of the sensor, via I2C with
+ * a retry mechanism.
+ */
+static int synaptics_rmi4_i2c_write(struct synaptics_rmi4_data *rmi4_data,
+ unsigned short addr, unsigned char *data, unsigned short length)
+{
+ int retval;
+ unsigned char retry;
+ unsigned char buf[length + 1];
+ struct i2c_msg msg[] = {
+ {
+ .addr = rmi4_data->i2c_client->addr,
+ .flags = 0,
+ .len = length + 1,
+ .buf = buf,
+ }
+ };
+
+ mutex_lock(&(rmi4_data->rmi4_io_ctrl_mutex));
+
+ if (rmi4_data->touch_stopped) {
+ dev_err(&rmi4_data->i2c_client->dev, "%s: Sensor stopped\n",
+ __func__);
+ retval = 0;
+ goto exit;
+ }
+
+ retval = synaptics_rmi4_set_page(rmi4_data, addr);
+ if (retval != PAGE_SELECT_LEN)
+ goto exit;
+
+ buf[0] = addr & MASK_8BIT;
+ memcpy(&buf[1], &data[0], length);
+
+ for (retry = 0; retry < SYN_I2C_RETRY_TIMES; retry++) {
+ if (i2c_transfer(rmi4_data->i2c_client->adapter, msg, 1) == 1) {
+ retval = length;
+ break;
+ }
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: I2C retry %d\n",
+ __func__, retry + 1);
+ msleep(20);
+ }
+
+ if (retry == SYN_I2C_RETRY_TIMES) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: I2C write over retry limit\n",
+ __func__);
+ retval = -EIO;
+ }
+
+exit:
+ mutex_unlock(&(rmi4_data->rmi4_io_ctrl_mutex));
+
+ return retval;
+}
+
+ /**
+ * synaptics_rmi4_f11_abs_report()
+ *
+ * Called by synaptics_rmi4_report_touch() when valid Function $11
+ * finger data has been detected.
+ *
+ * This function reads the Function $11 data registers, determines the
+ * status of each finger supported by the Function, processes any
+ * necessary coordinate manipulation, reports the finger data to
+ * the input subsystem, and returns the number of fingers detected.
+ */
+static int synaptics_rmi4_f11_abs_report(struct synaptics_rmi4_data *rmi4_data,
+ struct synaptics_rmi4_fn *fhandler)
+{
+ int retval;
+ unsigned char touch_count = 0; /* number of touch points */
+ unsigned char reg_index;
+ unsigned char finger;
+ unsigned char fingers_supported;
+ unsigned char num_of_finger_status_regs;
+ unsigned char finger_shift;
+ unsigned char finger_status;
+ unsigned char data_reg_blk_size;
+ unsigned char finger_status_reg[3];
+ unsigned char data[F11_STD_DATA_LEN];
+ unsigned short data_addr;
+ unsigned short data_offset;
+ int x;
+ int y;
+ int wx;
+ int wy;
+
+ /*
+ * The number of finger status registers is determined by the
+ * maximum number of fingers supported - 2 bits per finger. So
+ * the number of finger status registers to read is:
+ * register_count = ceil(max_num_of_fingers / 4)
+ */
+ fingers_supported = fhandler->num_of_data_points;
+ num_of_finger_status_regs = (fingers_supported + 3) / 4;
+ data_addr = fhandler->full_addr.data_base;
+ data_reg_blk_size = fhandler->size_of_data_register_block;
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ data_addr,
+ finger_status_reg,
+ num_of_finger_status_regs);
+ if (retval < 0)
+ return 0;
+
+ for (finger = 0; finger < fingers_supported; finger++) {
+ reg_index = finger / 4;
+ finger_shift = (finger % 4) * 2;
+ finger_status = (finger_status_reg[reg_index] >> finger_shift)
+ & MASK_2BIT;
+
+ /*
+ * Each 2-bit finger status field represents the following:
+ * 00 = finger not present
+ * 01 = finger present and data accurate
+ * 10 = finger present but data may be inaccurate
+ * 11 = reserved
+ */
+#ifdef TYPE_B_PROTOCOL
+ input_mt_slot(rmi4_data->input_dev, finger);
+ input_mt_report_slot_state(rmi4_data->input_dev,
+ MT_TOOL_FINGER, finger_status);
+#endif
+
+ if (finger_status) {
+ data_offset = data_addr +
+ num_of_finger_status_regs +
+ (finger * data_reg_blk_size);
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ data_offset,
+ data,
+ data_reg_blk_size);
+ if (retval < 0)
+ return 0;
+
+ x = (data[0] << 4) | (data[2] & MASK_4BIT);
+ y = (data[1] << 4) | ((data[2] >> 4) & MASK_4BIT);
+ wx = (data[3] & MASK_4BIT);
+ wy = (data[3] >> 4) & MASK_4BIT;
+
+ if (rmi4_data->board->x_flip)
+ x = rmi4_data->sensor_max_x - x;
+ if (rmi4_data->board->y_flip)
+ y = rmi4_data->sensor_max_y - y;
+
+ input_report_key(rmi4_data->input_dev,
+ BTN_TOUCH, 1);
+ input_report_key(rmi4_data->input_dev,
+ BTN_TOOL_FINGER, 1);
+ input_report_abs(rmi4_data->input_dev,
+ ABS_MT_POSITION_X, x);
+ input_report_abs(rmi4_data->input_dev,
+ ABS_MT_POSITION_Y, y);
+#ifdef REPORT_2D_W
+ input_report_abs(rmi4_data->input_dev,
+ ABS_MT_TOUCH_MAJOR, max(wx, wy));
+ input_report_abs(rmi4_data->input_dev,
+ ABS_MT_TOUCH_MINOR, min(wx, wy));
+#endif
+#ifndef TYPE_B_PROTOCOL
+ input_mt_sync(rmi4_data->input_dev);
+#endif
+
+ dev_dbg(&rmi4_data->i2c_client->dev,
+ "%s: Finger %d:\n"
+ "status = 0x%02x\n"
+ "x = %d\n"
+ "y = %d\n"
+ "wx = %d\n"
+ "wy = %d\n",
+ __func__, finger,
+ finger_status,
+ x, y, wx, wy);
+
+ touch_count++;
+ }
+ }
+
+#ifndef TYPE_B_PROTOCOL
+ if (touch_count == 0)
+ input_mt_sync(rmi4_data->input_dev);
+#endif
+
+ input_sync(rmi4_data->input_dev);
+
+ return touch_count;
+}
+
+ /**
+ * synaptics_rmi4_f12_abs_report()
+ *
+ * Called by synaptics_rmi4_report_touch() when valid Function $12
+ * finger data has been detected.
+ *
+ * This function reads the Function $12 data registers, determines the
+ * status of each finger supported by the Function, processes any
+ * necessary coordinate manipulation, reports the finger data to
+ * the input subsystem, and returns the number of fingers detected.
+ */
+static int synaptics_rmi4_f12_abs_report(struct synaptics_rmi4_data *rmi4_data,
+ struct synaptics_rmi4_fn *fhandler)
+{
+ int retval;
+ unsigned char touch_count = 0; /* number of touch points */
+ unsigned char finger;
+ unsigned char fingers_supported;
+ unsigned char finger_status;
+ unsigned short data_addr;
+ int x;
+ int y;
+ int wx;
+ int wy;
+ struct synaptics_rmi4_f12_finger_data *data;
+ struct synaptics_rmi4_f12_finger_data *finger_data;
+
+ fingers_supported = fhandler->num_of_data_points;
+ data_addr = fhandler->full_addr.data_base;
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ data_addr + fhandler->data1_offset,
+ (unsigned char *)fhandler->data,
+ fhandler->data_size);
+ if (retval < 0)
+ return 0;
+
+ data = (struct synaptics_rmi4_f12_finger_data *)fhandler->data;
+
+ for (finger = 0; finger < fingers_supported; finger++) {
+ finger_data = data + finger;
+ finger_status = finger_data->object_type_and_status;
+
+ /*
+ * Each 3-bit finger status field represents the following:
+ * 000 = finger not present
+ * 001 = finger present and data accurate
+ * 010 = finger present but data may be inaccurate
+ * 011 = palm
+ * 100 = glove touch
+ */
+/* if reject finger status 0x03, do not work screen capture. */
+/*
+ if (0x03 == finger_status)
+ continue;
+*/
+#ifdef TYPE_B_PROTOCOL
+ input_mt_slot(rmi4_data->input_dev, finger);
+ input_mt_report_slot_state(rmi4_data->input_dev,
+ MT_TOOL_FINGER, finger_status);
+#endif
+
+ if (finger_status) {
+#ifdef CONFIG_GLOVE_TOUCH
+ if ((finger_status == 0x06) &&
+ !rmi4_data->touchkey_glove_mode_status) {
+ rmi4_data->touchkey_glove_mode_status = true;
+ input_report_switch(rmi4_data->input_dev,
+ SW_GLOVE, true);
+ } else if ((finger_status != 0x06) &&
+ rmi4_data->touchkey_glove_mode_status) {
+ rmi4_data->touchkey_glove_mode_status = false;
+ input_report_switch(rmi4_data->input_dev,
+ SW_GLOVE, false);
+ }
+#endif
+ x = (finger_data->x_msb << 8) | (finger_data->x_lsb);
+ y = (finger_data->y_msb << 8) | (finger_data->y_lsb);
+#ifdef REPORT_2D_W
+ wx = finger_data->wx;
+ wy = finger_data->wy;
+#ifdef EDGE_SWIPE
+ if (f51) {
+#if defined(CONFIG_MACH_JACTIVE_ATT)
+ if (f51->proximity_controls & HAS_EDGE_SWIPE) {
+#else
+ if ((f51->proximity_controls & HAS_EDGE_SWIPE)
+ && f51->surface_data.palm) {
+#endif
+ wx = f51->surface_data.wx;
+ wy = f51->surface_data.wy;
+ }
+ }
+#endif
+#endif
+ if (rmi4_data->board->x_flip)
+ x = rmi4_data->sensor_max_x - x;
+ if (rmi4_data->board->y_flip)
+ y = rmi4_data->sensor_max_y - y;
+
+ input_report_key(rmi4_data->input_dev,
+ BTN_TOUCH, 1);
+ input_report_key(rmi4_data->input_dev,
+ BTN_TOOL_FINGER, 1);
+ input_report_abs(rmi4_data->input_dev,
+ ABS_MT_POSITION_X, x);
+ input_report_abs(rmi4_data->input_dev,
+ ABS_MT_POSITION_Y, y);
+#ifdef REPORT_2D_W
+ input_report_abs(rmi4_data->input_dev,
+ ABS_MT_TOUCH_MAJOR, max(wx, wy));
+ input_report_abs(rmi4_data->input_dev,
+ ABS_MT_TOUCH_MINOR, min(wx, wy));
+#endif
+#ifdef EDGE_SWIPE
+ if (f51) {
+ if (f51->proximity_controls & HAS_EDGE_SWIPE) {
+ input_report_abs(rmi4_data->input_dev,
+ ABS_MT_WIDTH_MAJOR, f51->surface_data.width_major);
+ input_report_abs(rmi4_data->input_dev,
+ ABS_MT_ANGLE, f51->surface_data.angle);
+ input_report_abs(rmi4_data->input_dev,
+ ABS_MT_PALM, f51->surface_data.palm);
+ }
+ }
+#endif
+#ifndef TYPE_B_PROTOCOL
+ input_mt_sync(rmi4_data->input_dev);
+#endif
+
+ if (!rmi4_data->finger[finger].state)
+ dev_info(&rmi4_data->i2c_client->dev, "[%d][P] 0x%02x\n",
+ finger, finger_status);
+ else
+ rmi4_data->finger[finger].mcount++;
+
+ touch_count++;
+ }
+
+ if (rmi4_data->finger[finger].state && !finger_status) {
+ dev_info(&rmi4_data->i2c_client->dev, "[%d][R] 0x%02x M[%d] V[%x]\n",
+ finger, finger_status, rmi4_data->finger[finger].mcount,
+ rmi4_data->fw_version_of_ic);
+
+ rmi4_data->finger[finger].mcount = 0;
+ }
+
+ rmi4_data->finger[finger].state = finger_status;
+ }
+
+
+ if (touch_count == 0) {
+ /* Clear BTN_TOUCH when All touch are released */
+ input_report_key(rmi4_data->input_dev,
+ BTN_TOUCH, 0);
+#ifndef TYPE_B_PROTOCOL
+ input_mt_sync(rmi4_data->input_dev);
+#endif
+ }
+
+ input_sync(rmi4_data->input_dev);
+
+#ifdef TSP_BOOSTER
+ if (touch_count)
+ synaptics_set_dvfs_lock(rmi4_data, touch_count);
+ else
+ synaptics_set_dvfs_lock(rmi4_data, 0);
+#endif
+ return touch_count;
+}
+
+static void synaptics_rmi4_f1a_report(struct synaptics_rmi4_data *rmi4_data,
+ struct synaptics_rmi4_fn *fhandler)
+{
+ int retval;
+ unsigned char touch_count = 0;
+ unsigned char button;
+ unsigned char index;
+ unsigned char shift;
+ unsigned char status;
+ unsigned char *data;
+ unsigned short data_addr = fhandler->full_addr.data_base;
+ struct synaptics_rmi4_f1a_handle *f1a = fhandler->data;
+ static unsigned char do_once = 1;
+ static bool current_status[MAX_NUMBER_OF_BUTTONS];
+#ifdef NO_0D_WHILE_2D
+ static bool before_2d_status[MAX_NUMBER_OF_BUTTONS];
+ static bool while_2d_status[MAX_NUMBER_OF_BUTTONS];
+#endif
+
+ if (do_once) {
+ memset(current_status, 0, sizeof(current_status));
+#ifdef NO_0D_WHILE_2D
+ memset(before_2d_status, 0, sizeof(before_2d_status));
+ memset(while_2d_status, 0, sizeof(while_2d_status));
+#endif
+ do_once = 0;
+ }
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ data_addr,
+ f1a->button_data_buffer,
+ f1a->button_bitmask_size);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to read button data registers\n",
+ __func__);
+ return;
+ }
+
+ data = f1a->button_data_buffer;
+
+ for (button = 0; button < f1a->valid_button_count; button++) {
+ index = button / 8;
+ shift = button % 8;
+ status = ((data[index] >> shift) & MASK_1BIT);
+
+ if (current_status[button] == status)
+ continue;
+ else
+ current_status[button] = status;
+
+ dev_dbg(&rmi4_data->i2c_client->dev,
+ "%s: Button %d (code %d) ->%d\n",
+ __func__, button,
+ f1a->button_map[button],
+ status);
+#ifdef NO_0D_WHILE_2D
+ if (rmi4_data->fingers_on_2d == false) {
+ if (status == 1) {
+ before_2d_status[button] = 1;
+ } else {
+ if (while_2d_status[button] == 1) {
+ while_2d_status[button] = 0;
+ continue;
+ } else {
+ before_2d_status[button] = 0;
+ }
+ }
+ touch_count++;
+ input_report_key(rmi4_data->input_dev,
+ f1a->button_map[button],
+ status);
+ } else {
+ if (before_2d_status[button] == 1) {
+ before_2d_status[button] = 0;
+ touch_count++;
+ input_report_key(rmi4_data->input_dev,
+ f1a->button_map[button],
+ status);
+ } else {
+ if (status == 1)
+ while_2d_status[button] = 1;
+ else
+ while_2d_status[button] = 0;
+ }
+ }
+#else
+ touch_count++;
+ input_report_key(rmi4_data->input_dev,
+ f1a->button_map[button],
+ status);
+#endif
+ }
+
+ if (touch_count)
+ input_sync(rmi4_data->input_dev);
+
+ return;
+}
+
+#ifdef PROXIMITY
+#ifdef EDGE_SWIPE
+static int synaptics_rmi4_f51_edge_swipe(struct synaptics_rmi4_data *rmi4_data,
+ struct synaptics_rmi4_fn *fhandler)
+{
+ int retval;
+ unsigned short data_base_addr;
+ struct synaptics_rmi4_f51_data *data;
+
+ data_base_addr = fhandler->full_addr.data_base;
+ data = (struct synaptics_rmi4_f51_data *)fhandler->data;
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ data_base_addr + EDGE_SWIPE_DATA_OFFSET,
+ data->edge_swipe_data,
+ sizeof(data->edge_swipe_data));
+
+ if (retval < 0)
+ return retval;
+
+ if (!f51)
+ return -ENODEV;
+
+ if (data->edge_swipe_dg >= 90 && data->edge_swipe_dg <= 180)
+#if defined(CONFIG_MACH_JACTIVE_EUR) || defined(CONFIG_MACH_JACTIVE_ATT)
+ f51->surface_data.angle = data->edge_swipe_dg - 90;
+#else
+ f51->surface_data.angle = data->edge_swipe_dg - 180;
+#endif
+ else if (data->edge_swipe_dg < 90)
+#if defined(CONFIG_MACH_JACTIVE_EUR) || defined(CONFIG_MACH_JACTIVE_ATT)
+ f51->surface_data.angle = 90 - data->edge_swipe_dg;
+#else
+ f51->surface_data.angle = data->edge_swipe_dg;
+#endif
+ else
+ dev_err(&rmi4_data->i2c_client->dev,
+ "Skip wrong edge swipe angle [%d]\n",
+ data->edge_swipe_dg);
+
+ f51->surface_data.width_major = data->edge_swipe_mm;
+ f51->surface_data.wx = data->edge_swipe_wx;
+ f51->surface_data.wy = data->edge_swipe_wy;
+ f51->surface_data.palm = data->edge_swipe_z;
+
+ dev_dbg(&rmi4_data->i2c_client->dev,
+ "%s: edge_data : x[%d], y[%d], z[%d] ,wx[%d], wy[%d], area[%d], angle[%d][%d]\n", __func__,
+ data->edge_swipe_x_msb << 8 | data->edge_swipe_x_lsb,
+ data->edge_swipe_y_msb << 8 | data->edge_swipe_y_lsb,
+ data->edge_swipe_z, data->edge_swipe_wx, data->edge_swipe_wy,
+ data->edge_swipe_mm, data->edge_swipe_dg, f51->surface_data.angle);
+
+ return retval;
+}
+#endif
+
+static void synaptics_rmi4_f51_report(struct synaptics_rmi4_data *rmi4_data,
+ struct synaptics_rmi4_fn *fhandler)
+{
+ int retval;
+ unsigned short data_base_addr;
+ int x;
+ int y;
+ int z;
+ struct synaptics_rmi4_f51_data *data;
+
+#ifdef EDGE_SWIPE
+ /* Read edge swipe data */
+ if (f51->proximity_controls & HAS_EDGE_SWIPE) {
+ retval = synaptics_rmi4_f51_edge_swipe(rmi4_data, fhandler);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to read edge swipe data\n",
+ __func__);
+ return;
+ }
+ }
+#endif
+
+ data_base_addr = fhandler->full_addr.data_base;
+ data = (struct synaptics_rmi4_f51_data *)fhandler->data;
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ data_base_addr,
+ data->proximity_data,
+ sizeof(data->proximity_data));
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to read proximity data registers\n",
+ __func__);
+ return;
+ }
+
+ if (data->proximity_data[0] == 0x00)
+ return;
+
+ if (data->finger_hover_det && (data->hover_finger_z > 0)) {
+ x = (data->hover_finger_x_4__11 << 4) |
+ (data->hover_finger_xy_0__3 & 0x0f);
+ y = (data->hover_finger_y_4__11 << 4) |
+ (data->hover_finger_xy_0__3 >> 4);
+ z = HOVER_Z_MAX - data->hover_finger_z;
+
+#ifdef TYPE_B_PROTOCOL
+ input_mt_slot(rmi4_data->input_dev, 0);
+ input_mt_report_slot_state(rmi4_data->input_dev,
+ MT_TOOL_FINGER, 1);
+#endif
+ input_report_key(rmi4_data->input_dev,
+ BTN_TOUCH, 0);
+ input_report_key(rmi4_data->input_dev,
+ BTN_TOOL_FINGER, 1);
+ input_report_abs(rmi4_data->input_dev,
+ ABS_MT_POSITION_X, x);
+ input_report_abs(rmi4_data->input_dev,
+ ABS_MT_POSITION_Y, y);
+ input_report_abs(rmi4_data->input_dev,
+ ABS_MT_DISTANCE, z);
+
+#ifndef TYPE_B_PROTOCOL
+ input_mt_sync(rmi4_data->input_dev);
+#endif
+ input_sync(rmi4_data->input_dev);
+/*
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: Hover finger: x = %d, y = %d, z = %d\n" ,__func__, x, y, z);
+*/
+ rmi4_data->f51_finger = true;
+ rmi4_data->fingers_on_2d = false;
+ synaptics_rmi4_f51_finger_timer((unsigned long)rmi4_data);
+ }
+
+ if (data->air_swipe_det) {
+ dev_dbg(&rmi4_data->i2c_client->dev,
+ "%s: Swipe direction 0 = %d\n",
+ __func__, data->air_swipe_dir_0);
+ dev_dbg(&rmi4_data->i2c_client->dev,
+ "%s: Swipe direction 1 = %d\n",
+ __func__, data->air_swipe_dir_1);
+ }
+
+ if (data->large_obj_det) {
+ dev_dbg(&rmi4_data->i2c_client->dev,
+ "%s: Large object activity = %d\n",
+ __func__, data->large_obj_act);
+ }
+/*
+ if (data->hover_pinch_det) {
+ dev_dbg(&rmi4_data->i2c_client->dev,
+ "%s: Hover pinch direction = %d\n",
+ __func__, data->hover_pinch_dir);
+ }
+*/
+ if (data->object_present) {
+ dev_dbg(&rmi4_data->i2c_client->dev,
+ "%s: Object presence detected\n",
+ __func__);
+ }
+
+ return;
+}
+#endif
+
+ /**
+ * synaptics_rmi4_report_touch()
+ *
+ * Called by synaptics_rmi4_sensor_report().
+ *
+ * This function calls the appropriate finger data reporting function
+ * based on the function handler it receives and returns the number of
+ * fingers detected.
+ */
+static void synaptics_rmi4_report_touch(struct synaptics_rmi4_data *rmi4_data,
+ struct synaptics_rmi4_fn *fhandler)
+{
+ unsigned char touch_count_2d;
+
+ dev_dbg(&rmi4_data->i2c_client->dev,
+ "%s: Function %02x reporting\n",
+ __func__, fhandler->fn_number);
+
+ switch (fhandler->fn_number) {
+ case SYNAPTICS_RMI4_F11:
+ touch_count_2d = synaptics_rmi4_f11_abs_report(rmi4_data,
+ fhandler);
+
+ if (touch_count_2d)
+ rmi4_data->fingers_on_2d = true;
+ else
+ rmi4_data->fingers_on_2d = false;
+ break;
+ case SYNAPTICS_RMI4_F12:
+ touch_count_2d = synaptics_rmi4_f12_abs_report(rmi4_data,
+ fhandler);
+
+ if (touch_count_2d)
+ rmi4_data->fingers_on_2d = true;
+ else
+ rmi4_data->fingers_on_2d = false;
+ break;
+ case SYNAPTICS_RMI4_F1A:
+ synaptics_rmi4_f1a_report(rmi4_data, fhandler);
+ break;
+#ifdef PROXIMITY
+ case SYNAPTICS_RMI4_F51:
+ synaptics_rmi4_f51_report(rmi4_data, fhandler);
+ break;
+#endif
+ default:
+ break;
+ }
+
+ return;
+}
+
+ /**
+ * synaptics_rmi4_sensor_report()
+ *
+ * Called by synaptics_rmi4_irq().
+ *
+ * This function determines the interrupt source(s) from the sensor
+ * and calls synaptics_rmi4_report_touch() with the appropriate
+ * function handler for each function with valid data inputs.
+ */
+static int synaptics_rmi4_sensor_report(struct synaptics_rmi4_data *rmi4_data)
+{
+ int retval;
+ unsigned char data[MAX_INTR_REGISTERS + 1];
+ unsigned char *intr = &data[1];
+ struct synaptics_rmi4_f01_device_status status;
+ struct synaptics_rmi4_fn *fhandler;
+ struct synaptics_rmi4_exp_fn *exp_fhandler;
+ struct synaptics_rmi4_device_info *rmi;
+
+ rmi = &(rmi4_data->rmi4_mod_info);
+
+ /*
+ * Get interrupt status information from F01 Data1 register to
+ * determine the source(s) that are flagging the interrupt.
+ */
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ rmi4_data->f01_data_base_addr,
+ data,
+ rmi4_data->num_of_intr_regs + 1);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to read interrupt status\n",
+ __func__);
+ return retval;
+ }
+
+ status.data[0] = data[0];
+ if (status.unconfigured) {
+ if (rmi4_data->doing_reflash) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "Spontaneous reset detected during reflash.\n");
+ return 0;
+ }
+
+ dev_info(&rmi4_data->i2c_client->dev,
+ "Spontaneous reset detected\n");
+ retval = synaptics_rmi4_reinit_device(rmi4_data);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to reinit device\n",
+ __func__);
+ }
+ return 0;
+ }
+
+ /*
+ * Traverse the function handler list and service the source(s)
+ * of the interrupt accordingly.
+ */
+ if (!list_empty(&rmi->support_fn_list)) {
+ list_for_each_entry(fhandler, &rmi->support_fn_list, link) {
+ if (fhandler->num_of_data_sources) {
+ if (fhandler->intr_mask &
+ intr[fhandler->intr_reg_num]) {
+ synaptics_rmi4_report_touch(rmi4_data,
+ fhandler);
+ }
+ }
+ }
+ }
+
+ if (!list_empty(&exp_fn_list)) {
+ list_for_each_entry(exp_fhandler, &exp_fn_list, link) {
+ if (exp_fhandler->func_attn != NULL)
+ exp_fhandler->func_attn(rmi4_data, intr[0]);
+ }
+ }
+
+ return 0;
+}
+
+ /**
+ * synaptics_rmi4_irq()
+ *
+ * Called by the kernel when an interrupt occurs (when the sensor
+ * asserts the attention irq).
+ *
+ * This function is the ISR thread and handles the acquisition
+ * and the reporting of finger data when the presence of fingers
+ * is detected.
+ */
+static irqreturn_t synaptics_rmi4_irq(int irq, void *data)
+{
+ int retval;
+ struct synaptics_rmi4_data *rmi4_data = data;
+
+ do {
+ retval = synaptics_rmi4_sensor_report(rmi4_data);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev, "%s: Failed to read",
+ __func__);
+ goto out;
+ }
+
+ if (!rmi4_data->touch_stopped)
+ goto out;
+
+ } while (!gpio_get_value(rmi4_data->board->gpio));
+
+out:
+ return IRQ_HANDLED;
+}
+
+ /**
+ * synaptics_rmi4_irq_enable()
+ *
+ * Called by synaptics_rmi4_probe() and the power management functions
+ * in this driver and also exported to other expansion Function modules
+ * such as rmi_dev.
+ *
+ * This function handles the enabling and disabling of the attention
+ * irq including the setting up of the ISR thread.
+ */
+static int synaptics_rmi4_irq_enable(struct synaptics_rmi4_data *rmi4_data,
+ bool enable)
+{
+ int retval = 0;
+ unsigned char intr_status;
+ const struct synaptics_rmi4_platform_data *platform_data =
+ rmi4_data->i2c_client->dev.platform_data;
+
+ if (enable) {
+ if (rmi4_data->irq_enabled)
+ return retval;
+
+ /* Clear interrupts first */
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ rmi4_data->f01_data_base_addr + 1,
+ &intr_status,
+ rmi4_data->num_of_intr_regs);
+ if (retval < 0)
+ return retval;
+
+ retval = request_threaded_irq(rmi4_data->irq, NULL,
+ synaptics_rmi4_irq, platform_data->irq_type,
+ DRIVER_NAME, rmi4_data);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to create irq thread\n",
+ __func__);
+ return retval;
+ }
+
+ rmi4_data->irq_enabled = true;
+ } else {
+ if (rmi4_data->irq_enabled) {
+ disable_irq(rmi4_data->irq);
+ free_irq(rmi4_data->irq, rmi4_data);
+ rmi4_data->irq_enabled = false;
+ }
+ }
+
+ return retval;
+}
+
+ /**
+ * synaptics_rmi4_f11_init()
+ *
+ * Called by synaptics_rmi4_query_device().
+ *
+ * This funtion parses information from the Function 11 registers
+ * and determines the number of fingers supported, x and y data ranges,
+ * offset to the associated interrupt status register, interrupt bit
+ * mask, and gathers finger data acquisition capabilities from the query
+ * registers.
+ */
+static int synaptics_rmi4_f11_init(struct synaptics_rmi4_data *rmi4_data,
+ struct synaptics_rmi4_fn *fhandler,
+ struct synaptics_rmi4_fn_desc *fd,
+ unsigned int intr_count)
+{
+ int retval;
+ unsigned char ii;
+ unsigned char intr_offset;
+ unsigned char abs_data_size;
+ unsigned char abs_data_blk_size;
+ unsigned char query[F11_STD_QUERY_LEN];
+ unsigned char control[F11_STD_CTRL_LEN];
+
+ fhandler->fn_number = fd->fn_number;
+ fhandler->num_of_data_sources = fd->intr_src_count;
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ fhandler->full_addr.query_base,
+ query,
+ sizeof(query));
+ if (retval < 0)
+ return retval;
+
+ /* Maximum number of fingers supported */
+ if ((query[1] & MASK_3BIT) <= 4)
+ fhandler->num_of_data_points = (query[1] & MASK_3BIT) + 1;
+ else if ((query[1] & MASK_3BIT) == 5)
+ fhandler->num_of_data_points = 10;
+
+ rmi4_data->num_of_fingers = fhandler->num_of_data_points;
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ fhandler->full_addr.ctrl_base,
+ control,
+ sizeof(control));
+ if (retval < 0)
+ return retval;
+
+ /* Maximum x and y */
+ rmi4_data->sensor_max_x = ((control[6] & MASK_8BIT) << 0) |
+ ((control[7] & MASK_4BIT) << 8);
+ rmi4_data->sensor_max_y = ((control[8] & MASK_8BIT) << 0) |
+ ((control[9] & MASK_4BIT) << 8);
+ dev_dbg(&rmi4_data->i2c_client->dev,
+ "%s: Function %02x max x = %d max y = %d\n",
+ __func__, fhandler->fn_number,
+ rmi4_data->sensor_max_x,
+ rmi4_data->sensor_max_y);
+
+ rmi4_data->max_touch_width = MAX_F11_TOUCH_WIDTH;
+
+ fhandler->intr_reg_num = (intr_count + 7) / 8;
+ if (fhandler->intr_reg_num != 0)
+ fhandler->intr_reg_num -= 1;
+
+ /* Set an enable bit for each data source */
+ intr_offset = intr_count % 8;
+ fhandler->intr_mask = 0;
+ for (ii = intr_offset;
+ ii < ((fd->intr_src_count & MASK_3BIT) +
+ intr_offset);
+ ii++)
+ fhandler->intr_mask |= 1 << ii;
+
+ abs_data_size = query[5] & MASK_2BIT;
+ abs_data_blk_size = 3 + (2 * (abs_data_size == 0 ? 1 : 0));
+ fhandler->size_of_data_register_block = abs_data_blk_size;
+ fhandler->data = NULL;
+
+ return retval;
+}
+
+static int synaptics_rmi4_f12_set_enables(struct synaptics_rmi4_data *rmi4_data,
+ unsigned short address)
+{
+ int retval;
+ unsigned char enable_mask;
+ static unsigned short ctrl_28_address;
+
+ if (address)
+ ctrl_28_address = address;
+
+ enable_mask = RPT_DEFAULT;
+#ifdef REPORT_2D_Z
+ enable_mask |= RPT_Z;
+#endif
+#ifdef REPORT_2D_W
+ enable_mask |= (RPT_WX | RPT_WY);
+#endif
+
+ retval = synaptics_rmi4_i2c_write(rmi4_data,
+ ctrl_28_address,
+ &enable_mask,
+ sizeof(enable_mask));
+ if (retval < 0)
+ return retval;
+
+ return retval;
+}
+
+ /**
+ * synaptics_rmi4_f12_init()
+ *
+ * Called by synaptics_rmi4_query_device().
+ *
+ * This funtion parses information from the Function 12 registers and
+ * determines the number of fingers supported, offset to the data1
+ * register, x and y data ranges, offset to the associated interrupt
+ * status register, interrupt bit mask, and allocates memory resources
+ * for finger data acquisition.
+ */
+static int synaptics_rmi4_f12_init(struct synaptics_rmi4_data *rmi4_data,
+ struct synaptics_rmi4_fn *fhandler,
+ struct synaptics_rmi4_fn_desc *fd,
+ unsigned int intr_count)
+{
+ int retval;
+ unsigned char ii;
+ unsigned char intr_offset;
+ unsigned char size_of_2d_data;
+ unsigned char ctrl_8_offset;
+ unsigned char ctrl_9_offset;
+ unsigned char ctrl_23_offset;
+ unsigned char ctrl_26_offset;
+ unsigned char ctrl_28_offset;
+ unsigned char fingers_to_support = F12_FINGERS_TO_SUPPORT;
+ struct synaptics_rmi4_f12_query_5 query_5;
+ struct synaptics_rmi4_f12_query_8 query_8;
+ struct synaptics_rmi4_f12_ctrl_8 ctrl_8;
+ struct synaptics_rmi4_f12_ctrl_9 ctrl_9;
+ struct synaptics_rmi4_f12_ctrl_23 ctrl_23;
+ struct synaptics_rmi4_f12_ctrl_26 ctrl_26;
+
+ fhandler->fn_number = fd->fn_number;
+ fhandler->num_of_data_sources = fd->intr_src_count;
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ fhandler->full_addr.query_base + 5,
+ query_5.data,
+ sizeof(query_5.data));
+ if (retval < 0)
+ return retval;
+
+ ctrl_8_offset = query_5.ctrl0_is_present +
+ query_5.ctrl1_is_present +
+ query_5.ctrl2_is_present +
+ query_5.ctrl3_is_present +
+ query_5.ctrl4_is_present +
+ query_5.ctrl5_is_present +
+ query_5.ctrl6_is_present +
+ query_5.ctrl7_is_present;
+
+ ctrl_9_offset = ctrl_8_offset +
+ query_5.ctrl8_is_present;
+
+ ctrl_23_offset = ctrl_9_offset +
+ query_5.ctrl9_is_present +
+ query_5.ctrl10_is_present +
+ query_5.ctrl11_is_present +
+ query_5.ctrl12_is_present +
+ query_5.ctrl13_is_present +
+ query_5.ctrl14_is_present +
+ query_5.ctrl15_is_present +
+ query_5.ctrl16_is_present +
+ query_5.ctrl17_is_present +
+ query_5.ctrl18_is_present +
+ query_5.ctrl19_is_present +
+ query_5.ctrl20_is_present +
+ query_5.ctrl21_is_present +
+ query_5.ctrl22_is_present;
+
+ ctrl_26_offset = ctrl_23_offset +
+ query_5.ctrl23_is_present +
+ query_5.ctrl24_is_present +
+ query_5.ctrl25_is_present;
+
+ ctrl_28_offset = ctrl_26_offset +
+ query_5.ctrl26_is_present +
+ query_5.ctrl27_is_present;
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ fhandler->full_addr.ctrl_base + ctrl_26_offset,
+ ctrl_26.data,
+ sizeof(ctrl_26.data));
+ rmi4_data->glove_touch_addr = fhandler->full_addr.ctrl_base + ctrl_26_offset;
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: globe touch %s(0x%x)\n", __func__,
+ (ctrl_26.glove_feature_enable & 0x1) ? "enabled" : "disabled",
+ rmi4_data->glove_touch_addr);
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ fhandler->full_addr.ctrl_base + ctrl_23_offset,
+ ctrl_23.data,
+ sizeof(ctrl_23.data));
+ if (retval < 0)
+ return retval;
+
+ /* Maximum number of fingers supported */
+ fhandler->num_of_data_points = min(ctrl_23.max_reported_objects,
+ fingers_to_support);
+
+ rmi4_data->num_of_fingers = fhandler->num_of_data_points;
+
+ retval = synaptics_rmi4_f12_set_enables(rmi4_data,
+ fhandler->full_addr.ctrl_base + ctrl_28_offset);
+ if (retval < 0)
+ return retval;
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ fhandler->full_addr.query_base + 8,
+ query_8.data,
+ sizeof(query_8.data));
+ if (retval < 0)
+ return retval;
+
+ /* Determine the presence of the Data0 register */
+ fhandler->data1_offset = query_8.data0_is_present;
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ fhandler->full_addr.ctrl_base + ctrl_8_offset,
+ ctrl_8.data,
+ sizeof(ctrl_8.data));
+ if (retval < 0)
+ return retval;
+
+ /* Maximum x and y */
+ rmi4_data->sensor_max_x =
+ ((unsigned short)ctrl_8.max_x_coord_lsb << 0) |
+ ((unsigned short)ctrl_8.max_x_coord_msb << 8);
+ rmi4_data->sensor_max_y =
+ ((unsigned short)ctrl_8.max_y_coord_lsb << 0) |
+ ((unsigned short)ctrl_8.max_y_coord_msb << 8);
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: Function %02x max x = %d max y = %d\n",
+ __func__, fhandler->fn_number,
+ rmi4_data->sensor_max_x,
+ rmi4_data->sensor_max_y);
+
+ if (!rmi4_data->board->num_of_rx && !rmi4_data->board->num_of_tx) {
+ rmi4_data->num_of_rx = ctrl_8.num_of_rx;
+ rmi4_data->num_of_tx = ctrl_8.num_of_tx;
+ rmi4_data->max_touch_width = max(rmi4_data->num_of_rx,
+ rmi4_data->num_of_tx);
+ rmi4_data->num_of_node = ctrl_8.num_of_rx * ctrl_8.num_of_tx;
+ } else {
+ rmi4_data->num_of_rx = rmi4_data->board->num_of_rx;
+ rmi4_data->num_of_tx = rmi4_data->board->num_of_tx;
+ rmi4_data->max_touch_width = max(rmi4_data->num_of_rx,
+ rmi4_data->num_of_tx);
+ rmi4_data->num_of_node = rmi4_data->num_of_rx * rmi4_data->num_of_tx;
+ }
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ fhandler->full_addr.ctrl_base + ctrl_9_offset,
+ ctrl_9.data,
+ sizeof(ctrl_9.data));
+
+ if (retval < 0)
+ return retval;
+
+ rmi4_data->touch_threshold = (int)ctrl_9.touch_threshold;
+ rmi4_data->gloved_sensitivity = (int)ctrl_9.gloved_finger;
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: %02x num_Rx:%d num_Tx:%d, node:%d, threshold:%d, gloved sensitivity:%x\n",
+ __func__, fhandler->fn_number,
+ rmi4_data->num_of_rx, rmi4_data->num_of_tx,
+ rmi4_data->num_of_node, rmi4_data->touch_threshold,
+ rmi4_data->gloved_sensitivity);
+
+ fhandler->intr_reg_num = (intr_count + 7) / 8;
+ if (fhandler->intr_reg_num != 0)
+ fhandler->intr_reg_num -= 1;
+
+ /* Set an enable bit for each data source */
+ intr_offset = intr_count % 8;
+ fhandler->intr_mask = 0;
+ for (ii = intr_offset;
+ ii < ((fd->intr_src_count & MASK_3BIT) +
+ intr_offset);
+ ii++)
+ fhandler->intr_mask |= 1 << ii;
+
+ size_of_2d_data = sizeof(struct synaptics_rmi4_f12_finger_data);
+
+ /* Allocate memory for finger data storage space */
+ fhandler->data_size = fhandler->num_of_data_points * size_of_2d_data;
+ fhandler->data = kzalloc(fhandler->data_size, GFP_KERNEL);
+
+#ifdef CONFIG_GLOVE_TOUCH
+ rmi4_data->glove_mode_enables_addr = fhandler->full_addr.ctrl_base +
+ ctrl_26_offset;
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ fhandler->full_addr.query_base + 10,
+ ctrl_26.data,
+ sizeof(ctrl_26.data));
+ if (retval < 0)
+ return retval;
+
+ rmi4_data->glove_mode_feature = ctrl_26.glove_feature_enable;
+ synaptics_rmi4_glove_mode_enables(rmi4_data);
+#endif
+
+ return retval;
+}
+
+static int synaptics_rmi4_f1a_alloc_mem(struct synaptics_rmi4_data *rmi4_data,
+ struct synaptics_rmi4_fn *fhandler)
+{
+ int retval;
+ struct synaptics_rmi4_f1a_handle *f1a;
+
+ f1a = kzalloc(sizeof(*f1a), GFP_KERNEL);
+ if (!f1a) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to alloc mem for function handle\n",
+ __func__);
+ return -ENOMEM;
+ }
+
+ fhandler->data = (void *)f1a;
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ fhandler->full_addr.query_base,
+ f1a->button_query.data,
+ sizeof(f1a->button_query.data));
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to read query registers\n",
+ __func__);
+ return retval;
+ }
+
+ f1a->button_count = f1a->button_query.max_button_count + 1;
+ f1a->button_bitmask_size = (f1a->button_count + 7) / 8;
+
+ f1a->button_data_buffer = kcalloc(f1a->button_bitmask_size,
+ sizeof(*(f1a->button_data_buffer)), GFP_KERNEL);
+ if (!f1a->button_data_buffer) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to alloc mem for data buffer\n",
+ __func__);
+ return -ENOMEM;
+ }
+
+ f1a->button_map = kcalloc(f1a->button_count,
+ sizeof(*(f1a->button_map)), GFP_KERNEL);
+ if (!f1a->button_map) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to alloc mem for button map\n",
+ __func__);
+ return -ENOMEM;
+ }
+
+ return 0;
+}
+
+static int synaptics_rmi4_f1a_button_map(struct synaptics_rmi4_data *rmi4_data,
+ struct synaptics_rmi4_fn *fhandler)
+{
+ unsigned char ii;
+ struct synaptics_rmi4_f1a_handle *f1a = fhandler->data;
+ const struct synaptics_rmi4_platform_data *pdata = rmi4_data->board;
+
+ if (!pdata->f1a_button_map) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: f1a_button_map is NULL in board file\n",
+ __func__);
+ return -ENODEV;
+ } else if (!pdata->f1a_button_map->map) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Button map is missing in board file\n",
+ __func__);
+ return -ENODEV;
+ } else {
+ if (pdata->f1a_button_map->nbuttons != f1a->button_count) {
+ f1a->valid_button_count = min(f1a->button_count,
+ pdata->f1a_button_map->nbuttons);
+ } else {
+ f1a->valid_button_count = f1a->button_count;
+ }
+
+ for (ii = 0; ii < f1a->valid_button_count; ii++)
+ f1a->button_map[ii] = pdata->f1a_button_map->map[ii];
+ }
+
+ return 0;
+}
+
+static void synaptics_rmi4_f1a_kfree(struct synaptics_rmi4_fn *fhandler)
+{
+ struct synaptics_rmi4_f1a_handle *f1a = fhandler->data;
+
+ if (f1a) {
+ kfree(f1a->button_data_buffer);
+ kfree(f1a->button_map);
+ kfree(f1a);
+ fhandler->data = NULL;
+ }
+
+ return;
+}
+
+static int synaptics_rmi4_f1a_init(struct synaptics_rmi4_data *rmi4_data,
+ struct synaptics_rmi4_fn *fhandler,
+ struct synaptics_rmi4_fn_desc *fd,
+ unsigned int intr_count)
+{
+ int retval;
+ unsigned char ii;
+ unsigned short intr_offset;
+
+ fhandler->fn_number = fd->fn_number;
+ fhandler->num_of_data_sources = fd->intr_src_count;
+
+ fhandler->intr_reg_num = (intr_count + 7) / 8;
+ if (fhandler->intr_reg_num != 0)
+ fhandler->intr_reg_num -= 1;
+
+ /* Set an enable bit for each data source */
+ intr_offset = intr_count % 8;
+ fhandler->intr_mask = 0;
+ for (ii = intr_offset;
+ ii < ((fd->intr_src_count & MASK_3BIT) +
+ intr_offset);
+ ii++)
+ fhandler->intr_mask |= 1 << ii;
+
+ retval = synaptics_rmi4_f1a_alloc_mem(rmi4_data, fhandler);
+ if (retval < 0)
+ goto error_exit;
+
+ retval = synaptics_rmi4_f1a_button_map(rmi4_data, fhandler);
+ if (retval < 0)
+ goto error_exit;
+
+ rmi4_data->button_0d_enabled = 1;
+
+ return 0;
+
+error_exit:
+ synaptics_rmi4_f1a_kfree(fhandler);
+
+ return retval;
+}
+
+static int synaptics_rmi4_f34_init(struct synaptics_rmi4_data *rmi4_data,
+ struct synaptics_rmi4_fn *fhandler,
+ struct synaptics_rmi4_fn_desc *fd,
+ unsigned int intr_count)
+{
+ int retval;
+ struct synaptics_rmi4_f34_ctrl_3 ctrl_3;
+
+ fhandler->fn_number = fd->fn_number;
+ fhandler->num_of_data_sources = fd->intr_src_count;
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ fhandler->full_addr.ctrl_base,
+ ctrl_3.data,
+ sizeof(ctrl_3.data));
+ if (retval < 0)
+ return retval;
+
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: [IC] [date, revision, version, panel] [%02d/%02d, 0x%02X, 0x%02X, 0x%02X]\n",
+ __func__, ctrl_3.fw_release_month, ctrl_3.fw_release_date,
+ ctrl_3.fw_release_revision, ctrl_3.fw_release_version,
+ rmi4_data->panel_revision);
+
+ rmi4_data->fw_release_date_of_ic =
+ (ctrl_3.fw_release_month << 8) | ctrl_3.fw_release_date;
+ rmi4_data->ic_revision_of_ic = ctrl_3.fw_release_revision;
+ rmi4_data->fw_version_of_ic = ctrl_3.fw_release_version;
+ fhandler->data = NULL;
+
+ return retval;
+}
+
+#ifdef PROXIMITY
+#ifdef USE_CUSTOM_REZERO
+static void synaptics_work_rezero(struct work_struct *work)
+{
+ struct synaptics_rmi4_data *rmi4_data =
+ container_of(work,
+ struct synaptics_rmi4_data, work_rezero.work);
+ int retval;
+ unsigned char custom_rezero;
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ f51->proximity_custom_rezero_addr,
+ &custom_rezero, sizeof(custom_rezero));
+
+ if (F51_VERSION == f51->num_of_data_sources)
+ custom_rezero |= 0x34;
+ else
+ custom_rezero |= 0x01;
+
+ retval = synaptics_rmi4_i2c_write(rmi4_data,
+ f51->proximity_custom_rezero_addr,
+ &custom_rezero, sizeof(custom_rezero));
+
+ if (retval < 0)
+ dev_err(&rmi4_data->i2c_client->dev, "%s: fail to write custom rezero\n",
+ __func__);
+}
+
+void synaptics_rmi4_f51_set_custom_rezero(struct synaptics_rmi4_data *rmi4_data)
+{
+ schedule_delayed_work(&rmi4_data->work_rezero,
+ msecs_to_jiffies(300));
+}
+#endif
+
+int synaptics_proximity_no_sleep_set(bool enables)
+{
+ int retval;
+ unsigned char no_sleep = 0;
+
+ if (!f51)
+ return -ENODEV;
+
+ retval = synaptics_rmi4_i2c_read(f51->rmi4_data,
+ f51->rmi4_data->f01_ctrl_base_addr,
+ &no_sleep,
+ sizeof(no_sleep));
+ if (retval <= 0)
+ dev_err(&f51->rmi4_data->i2c_client->dev,
+ "%s: fail to read no_sleep[ret:%d]\n",
+ __func__, retval);
+
+ if (enables)
+ no_sleep |= 0x04;
+ else
+ no_sleep &= 0xFB;
+
+ retval = synaptics_rmi4_i2c_write(f51->rmi4_data,
+ f51->rmi4_data->f01_ctrl_base_addr,
+ &no_sleep,
+ sizeof(no_sleep));
+ if (retval <= 0)
+ dev_err(&f51->rmi4_data->i2c_client->dev,
+ "%s: fail to set no_sleep[%X][ret:%d]\n",
+ __func__, no_sleep, retval);
+
+ return retval;
+}
+
+static int synaptics_rmi4_f51_set_enables(struct synaptics_rmi4_data *rmi4_data)
+{
+ int retval;
+ unsigned char hover_enable;
+
+ dev_info(&rmi4_data->i2c_client->dev, "%s: %s\n", __func__,
+ (f51->proximity_enables & 0x01) ? "enable" : "disable");
+
+ /* if fw version is larger than 0x39,
+ * when IC go into DOZE mode,
+ * disable proximity sensing mode(hover).
+ */
+ if (rmi4_data->panel_revision >= OCTA_PANEL_REVISION_43) {
+ if (f51->proximity_enables & 0x01)
+ hover_enable = 0x03;
+ else
+ hover_enable = 0x82;
+ } else {
+ hover_enable = f51->proximity_enables;
+ }
+
+ retval = synaptics_rmi4_i2c_write(rmi4_data,
+ f51->proximity_enables_addr,
+ &hover_enable,
+ sizeof(hover_enable));
+ if (retval < 0)
+ return retval;
+
+#ifdef USE_CUSTOM_REZERO
+ if (f51->proximity_enables & 0x01)
+ synaptics_rmi4_f51_set_custom_rezero(rmi4_data);
+#endif
+
+ return 0;
+}
+
+static int synaptics_rmi4_f51_init(struct synaptics_rmi4_data *rmi4_data,
+ struct synaptics_rmi4_fn *fhandler,
+ struct synaptics_rmi4_fn_desc *fd,
+ unsigned int intr_count)
+{
+ int retval;
+ unsigned char ii;
+ unsigned short intr_offset;
+ struct synaptics_rmi4_f51_data *data_register;
+ struct synaptics_rmi4_f51_query query_register;
+
+ fhandler->fn_number = fd->fn_number;
+ fhandler->num_of_data_sources = fd->intr_src_count;
+
+ fhandler->intr_reg_num = (intr_count + 7) / 8;
+ if (fhandler->intr_reg_num != 0)
+ fhandler->intr_reg_num -= 1;
+
+ /* Set an enable bit for each data source */
+ intr_offset = intr_count % 8;
+ fhandler->intr_mask = 0;
+ for (ii = intr_offset;
+ ii < ((fd->intr_src_count & MASK_3BIT) + intr_offset);
+ ii++)
+ fhandler->intr_mask |= 1 << ii;
+
+ fhandler->data_size = sizeof(*data_register);
+ data_register = kzalloc(fhandler->data_size, GFP_KERNEL);
+ fhandler->data = (void *)data_register;
+
+ f51 = kzalloc(sizeof(*f51), GFP_KERNEL);
+ f51->rmi4_data = rmi4_data;
+
+ if (F51_VERSION == fhandler->num_of_data_sources) {
+ f51->num_of_data_sources = fhandler->num_of_data_sources;
+ f51->proximity_enables = AIR_SWIPE_EN | SLEEP_PROXIMITY;
+ f51->proximity_enables_addr = fhandler->full_addr.ctrl_base +
+ F51_PROXIMITY_ENABLES_OFFSET;
+#ifdef USE_CUSTOM_REZERO
+ f51->proximity_custom_rezero_addr = fhandler->full_addr.ctrl_base +
+ F51_GENERAL_CONTROL_OFFSET;
+#endif
+ } else {
+ f51->proximity_enables = PROXIMITY_DEFAULT;
+ f51->proximity_enables_addr = fhandler->full_addr.ctrl_base +
+ F51_CTRL54_OFFSET;
+#ifdef USE_CUSTOM_REZERO
+ f51->proximity_custom_rezero_addr = fhandler->full_addr.ctrl_base +
+ F51_CTRL78_OFFSET;
+#endif
+ }
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ fhandler->full_addr.query_base,
+ query_register.data,
+ sizeof(query_register));
+ if (retval < 0)
+ return retval;
+
+ /* Save proximity controls(query 4 register) to get which functions
+ * are supported by firmware.
+ */
+ f51->proximity_controls = query_register.proximity_controls;
+ dev_info(&rmi4_data->i2c_client->dev, "%s: proximity controls:[0X%02X]\n",
+ __func__, f51->proximity_controls);
+
+ retval = synaptics_rmi4_f51_set_enables(rmi4_data);
+ if (retval < 0)
+ return retval;
+
+ return 0;
+}
+
+int synaptics_rmi4_proximity_enables(unsigned char enables)
+{
+ int retval;
+
+ if (!f51)
+ return -ENODEV;
+
+ if (F51_VERSION == f51->num_of_data_sources) {
+ if (enables)
+ f51->proximity_enables = AIR_SWIPE_EN | FINGER_HOVER_EN;
+ else
+ f51->proximity_enables = AIR_SWIPE_EN | SLEEP_PROXIMITY;
+ } else {
+ if (enables)
+ f51->proximity_enables = PROXIMITY_ENABLE;
+ else
+ f51->proximity_enables = PROXIMITY_DEFAULT;
+ }
+
+ if (f51->rmi4_data->touch_stopped)
+ return 0;
+
+ retval = synaptics_rmi4_f51_set_enables(f51->rmi4_data);
+ if (retval < 0)
+ return retval;
+
+ return 0;
+}
+EXPORT_SYMBOL(synaptics_rmi4_proximity_enables);
+#endif
+
+static int synaptics_rmi4_check_status(struct synaptics_rmi4_data *rmi4_data)
+{
+ int retval;
+ int timeout = CHECK_STATUS_TIMEOUT_MS;
+ unsigned char data;
+ struct synaptics_rmi4_f01_device_status status;
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ rmi4_data->f01_data_base_addr,
+ status.data,
+ sizeof(status.data));
+ if (retval < 0)
+ return retval;
+
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: status_code: %x\n",
+ __func__, status.status_code);
+
+ while (status.status_code == STATUS_CRC_IN_PROGRESS) {
+ if (timeout > 0)
+ msleep(20);
+ else
+ return -1;
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ rmi4_data->f01_data_base_addr,
+ status.data,
+ sizeof(status.data));
+ if (retval < 0)
+ return retval;
+
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: status_code: %x, status.data: %x, timeout: %d\n",
+ __func__, status.status_code, status.data[0], timeout);
+
+ timeout -= 20;
+ }
+
+ if (status.flash_prog == 1) {
+ rmi4_data->flash_prog_mode = true;
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: In flash prog mode, status = 0x%02x\n",
+ __func__, status.status_code);
+ } else {
+ rmi4_data->flash_prog_mode = false;
+ }
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ rmi4_data->f01_data_base_addr,
+ &data,
+ sizeof(data));
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to read interrupt status\n",
+ __func__);
+ return retval;
+ }
+
+ return 0;
+}
+
+static void synaptics_rmi4_set_configured(struct synaptics_rmi4_data *rmi4_data)
+{
+ int retval;
+ unsigned char device_ctrl;
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ rmi4_data->f01_ctrl_base_addr,
+ &device_ctrl,
+ sizeof(device_ctrl));
+ if (retval < 0) {
+ dev_err(&(rmi4_data->i2c_client->dev),
+ "%s: Failed to set configured\n",
+ __func__);
+ return;
+ }
+
+ device_ctrl |= CONFIGURED;
+
+ retval = synaptics_rmi4_i2c_write(rmi4_data,
+ rmi4_data->f01_ctrl_base_addr,
+ &device_ctrl,
+ sizeof(device_ctrl));
+ if (retval < 0) {
+ dev_err(&(rmi4_data->i2c_client->dev),
+ "%s: Failed to set configured\n",
+ __func__);
+ }
+
+ return;
+}
+
+static int synaptics_rmi4_alloc_fh(struct synaptics_rmi4_fn **fhandler,
+ struct synaptics_rmi4_fn_desc *rmi_fd, int page_number)
+{
+ *fhandler = kzalloc(sizeof(**fhandler), GFP_KERNEL);
+ if (!(*fhandler))
+ return -ENOMEM;
+
+ (*fhandler)->full_addr.data_base =
+ (rmi_fd->data_base_addr |
+ (page_number << 8));
+ (*fhandler)->full_addr.ctrl_base =
+ (rmi_fd->ctrl_base_addr |
+ (page_number << 8));
+ (*fhandler)->full_addr.cmd_base =
+ (rmi_fd->cmd_base_addr |
+ (page_number << 8));
+ (*fhandler)->full_addr.query_base =
+ (rmi_fd->query_base_addr |
+ (page_number << 8));
+
+ return 0;
+}
+
+ /**
+ * synaptics_rmi4_query_device()
+ *
+ * Called by synaptics_rmi4_probe().
+ *
+ * This funtion scans the page description table, records the offsets
+ * to the register types of Function $01, sets up the function handlers
+ * for Function $11 and Function $12, determines the number of interrupt
+ * sources from the sensor, adds valid Functions with data inputs to the
+ * Function linked list, parses information from the query registers of
+ * Function $01, and enables the interrupt sources from the valid Functions
+ * with data inputs.
+ */
+static int synaptics_rmi4_query_device(struct synaptics_rmi4_data *rmi4_data)
+{
+ int retval;
+ unsigned char ii = 0;
+ unsigned char page_number;
+ unsigned char intr_count = 0;
+ unsigned char f01_query[F01_STD_QUERY_LEN];
+ unsigned short pdt_entry_addr;
+ unsigned short intr_addr;
+ struct synaptics_rmi4_fn_desc rmi_fd;
+ struct synaptics_rmi4_fn *fhandler;
+ struct synaptics_rmi4_device_info *rmi;
+
+ rmi = &(rmi4_data->rmi4_mod_info);
+
+ INIT_LIST_HEAD(&rmi->support_fn_list);
+
+ /* Scan the page description tables of the pages to service */
+ for (page_number = 0; page_number < PAGES_TO_SERVICE; page_number++) {
+ for (pdt_entry_addr = PDT_START; pdt_entry_addr > PDT_END;
+ pdt_entry_addr -= PDT_ENTRY_SIZE) {
+ pdt_entry_addr |= (page_number << 8);
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ pdt_entry_addr,
+ (unsigned char *)&rmi_fd,
+ sizeof(rmi_fd));
+ if (retval < 0)
+ return retval;
+
+ fhandler = NULL;
+
+ if (rmi_fd.fn_number == 0) {
+ dev_dbg(&rmi4_data->i2c_client->dev,
+ "%s: Reached end of PDT\n",
+ __func__);
+ break;
+ }
+
+ /* Display function description infomation */
+ dev_dbg(&rmi4_data->i2c_client->dev, "%s: F%02x found (page %d): INT_SRC[%02X] BASE_ADDRS[%02X,%02X,%02X,%02x]\n",
+ __func__, rmi_fd.fn_number, page_number,
+ rmi_fd.intr_src_count, rmi_fd.data_base_addr,
+ rmi_fd.ctrl_base_addr, rmi_fd.cmd_base_addr,
+ rmi_fd.query_base_addr);
+
+ switch (rmi_fd.fn_number) {
+ case SYNAPTICS_RMI4_F01:
+ rmi4_data->f01_query_base_addr =
+ rmi_fd.query_base_addr;
+ rmi4_data->f01_ctrl_base_addr =
+ rmi_fd.ctrl_base_addr;
+ rmi4_data->f01_data_base_addr =
+ rmi_fd.data_base_addr;
+ rmi4_data->f01_cmd_base_addr =
+ rmi_fd.cmd_base_addr;
+
+ retval = synaptics_rmi4_check_status(rmi4_data);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to check status\n",
+ __func__);
+ return retval;
+ }
+
+ if (rmi4_data->flash_prog_mode)
+ goto flash_prog_mode;
+
+ break;
+ case SYNAPTICS_RMI4_F11:
+ if (rmi_fd.intr_src_count == 0)
+ break;
+
+ retval = synaptics_rmi4_alloc_fh(&fhandler,
+ &rmi_fd, page_number);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to alloc for F%d\n",
+ __func__,
+ rmi_fd.fn_number);
+ return retval;
+ }
+
+ retval = synaptics_rmi4_f11_init(rmi4_data,
+ fhandler, &rmi_fd, intr_count);
+ if (retval < 0)
+ return retval;
+ break;
+ case SYNAPTICS_RMI4_F12:
+ if (rmi_fd.intr_src_count == 0)
+ break;
+
+ retval = synaptics_rmi4_alloc_fh(&fhandler,
+ &rmi_fd, page_number);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to alloc for F%d\n",
+ __func__,
+ rmi_fd.fn_number);
+ return retval;
+ }
+
+ retval = synaptics_rmi4_f12_init(rmi4_data,
+ fhandler, &rmi_fd, intr_count);
+ if (retval < 0)
+ return retval;
+ break;
+ case SYNAPTICS_RMI4_F1A:
+ if (rmi_fd.intr_src_count == 0)
+ break;
+
+ retval = synaptics_rmi4_alloc_fh(&fhandler,
+ &rmi_fd, page_number);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to alloc for F%d\n",
+ __func__,
+ rmi_fd.fn_number);
+ return retval;
+ }
+
+ retval = synaptics_rmi4_f1a_init(rmi4_data,
+ fhandler, &rmi_fd, intr_count);
+ if (retval < 0)
+ return retval;
+ break;
+ case SYNAPTICS_RMI4_F34:
+ if (rmi_fd.intr_src_count == 0)
+ break;
+
+ retval = synaptics_rmi4_alloc_fh(&fhandler,
+ &rmi_fd, page_number);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to alloc for F%d\n",
+ __func__,
+ rmi_fd.fn_number);
+ return retval;
+ }
+
+ retval = synaptics_rmi4_f34_init(rmi4_data,
+ fhandler, &rmi_fd, intr_count);
+ if (retval < 0)
+ return retval;
+ break;
+
+#ifdef PROXIMITY
+ case SYNAPTICS_RMI4_F51:
+ if (rmi_fd.intr_src_count == 0)
+ break;
+
+ retval = synaptics_rmi4_alloc_fh(&fhandler,
+ &rmi_fd, page_number);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to alloc for F%d\n",
+ __func__,
+ rmi_fd.fn_number);
+ return retval;
+ }
+
+ retval = synaptics_rmi4_f51_init(rmi4_data,
+ fhandler, &rmi_fd, intr_count);
+ if (retval < 0)
+ return retval;
+ break;
+#endif
+ }
+
+ /* Accumulate the interrupt count */
+ intr_count += (rmi_fd.intr_src_count & MASK_3BIT);
+
+ if (fhandler && rmi_fd.intr_src_count) {
+ list_add_tail(&fhandler->link,
+ &rmi->support_fn_list);
+ }
+ }
+ }
+
+flash_prog_mode:
+ rmi4_data->num_of_intr_regs = (intr_count + 7) / 8;
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: Number of interrupt registers = %d sum of intr_count = %d\n",
+ __func__, rmi4_data->num_of_intr_regs, intr_count);
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ rmi4_data->f01_query_base_addr,
+ f01_query,
+ sizeof(f01_query));
+ if (retval < 0)
+ return retval;
+
+ /* RMI Version 4.0 currently supported */
+ rmi->version_major = 4;
+ rmi->version_minor = 0;
+
+ rmi->manufacturer_id = f01_query[0];
+ rmi->product_props = f01_query[1];
+ rmi->product_info[0] = f01_query[2] & MASK_7BIT;
+ rmi->product_info[1] = f01_query[3] & MASK_7BIT;
+ rmi->date_code[0] = f01_query[4] & MASK_5BIT;
+ rmi->date_code[1] = f01_query[5] & MASK_4BIT;
+ rmi->date_code[2] = f01_query[6] & MASK_5BIT;
+ rmi->tester_id = ((f01_query[7] & MASK_7BIT) << 8) |
+ (f01_query[8] & MASK_7BIT);
+ rmi->serial_number = ((f01_query[9] & MASK_7BIT) << 8) |
+ (f01_query[10] & MASK_7BIT);
+ memcpy(rmi->product_id_string, &f01_query[11], 10);
+
+ if (rmi->manufacturer_id != 1) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Non-Synaptics device found, manufacturer ID = %d\n",
+ __func__, rmi->manufacturer_id);
+ }
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ rmi4_data->f01_query_base_addr + F01_BUID_ID_OFFSET,
+ rmi->build_id,
+ sizeof(rmi->build_id));
+ if (retval < 0)
+ return retval;
+
+ memset(rmi4_data->intr_mask, 0x00, sizeof(rmi4_data->intr_mask));
+
+ /*
+ * Map out the interrupt bit masks for the interrupt sources
+ * from the registered function handlers.
+ */
+ if (!list_empty(&rmi->support_fn_list)) {
+ list_for_each_entry(fhandler, &rmi->support_fn_list, link) {
+ if (fhandler->num_of_data_sources) {
+ rmi4_data->intr_mask[fhandler->intr_reg_num] |=
+ fhandler->intr_mask;
+ }
+
+ /* To display each fhandler data */
+ dev_info(&rmi4_data->i2c_client->dev, "%s: F%02x : NUM_SOURCE[%02X] NUM_INT_REG[%02X] INT_MASK[%02X]\n",
+ __func__, fhandler->fn_number,
+ fhandler->num_of_data_sources, fhandler->intr_reg_num,
+ fhandler->intr_mask);
+ }
+ }
+
+ /* Enable the interrupt sources */
+ for (ii = 0; ii < rmi4_data->num_of_intr_regs; ii++) {
+ if (rmi4_data->intr_mask[ii] != 0x00) {
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: Interrupt enable mask %d = 0x%02x\n",
+ __func__, ii, rmi4_data->intr_mask[ii]);
+ intr_addr = rmi4_data->f01_ctrl_base_addr + 1 + ii;
+ retval = synaptics_rmi4_i2c_write(rmi4_data,
+ intr_addr,
+ &(rmi4_data->intr_mask[ii]),
+ sizeof(rmi4_data->intr_mask[ii]));
+ if (retval < 0)
+ return retval;
+ }
+ }
+
+ synaptics_rmi4_set_configured(rmi4_data);
+
+ return 0;
+}
+
+static void synaptics_rmi4_release_support_fn(struct synaptics_rmi4_data *rmi4_data)
+{
+ struct synaptics_rmi4_fn *fhandler, *n;
+ struct synaptics_rmi4_device_info *rmi;
+
+ rmi = &(rmi4_data->rmi4_mod_info);
+
+ if (list_empty(&rmi->support_fn_list)) {
+ dev_err(&rmi4_data->i2c_client->dev, "%s: support_fn_list is empty\n",
+ __func__);
+ goto out;
+ }
+
+ list_for_each_entry_safe(fhandler, n, &rmi->support_fn_list, link) {
+ dev_dbg(&rmi4_data->i2c_client->dev, "%s: fn_number = %x\n",
+ __func__, fhandler->fn_number);
+ if (fhandler->fn_number == SYNAPTICS_RMI4_F1A)
+ synaptics_rmi4_f1a_kfree(fhandler);
+ else
+ kfree(fhandler->data);
+
+ kfree(fhandler);
+ }
+
+out:
+#ifdef PROXIMITY
+ kfree(f51);
+ f51 = NULL;
+#endif
+}
+
+static int synaptics_rmi4_set_input_device
+ (struct synaptics_rmi4_data *rmi4_data)
+{
+ int retval;
+ unsigned char ii;
+ struct synaptics_rmi4_f1a_handle *f1a;
+ struct synaptics_rmi4_fn *fhandler;
+ struct synaptics_rmi4_device_info *rmi;
+
+ rmi = &(rmi4_data->rmi4_mod_info);
+
+ rmi4_data->input_dev = input_allocate_device();
+ if (rmi4_data->input_dev == NULL) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to allocate input device\n",
+ __func__);
+ retval = -ENOMEM;
+ goto err_input_device;
+ }
+
+ retval = synaptics_rmi4_query_device(rmi4_data);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to query device\n",
+ __func__);
+ goto err_query_device;
+ }
+
+ rmi4_data->input_dev->name = "sec_touchscreen";
+ rmi4_data->input_dev->id.bustype = BUS_I2C;
+ rmi4_data->input_dev->dev.parent = &rmi4_data->i2c_client->dev;
+#ifdef USE_OPEN_CLOSE
+ rmi4_data->input_dev->open = synaptics_rmi4_input_open;
+ rmi4_data->input_dev->close = synaptics_rmi4_input_close;
+#endif
+ input_set_drvdata(rmi4_data->input_dev, rmi4_data);
+
+#ifdef CONFIG_GLOVE_TOUCH
+ input_set_capability(rmi4_data->input_dev, EV_SW, SW_GLOVE);
+#endif
+ set_bit(EV_SYN, rmi4_data->input_dev->evbit);
+ set_bit(EV_KEY, rmi4_data->input_dev->evbit);
+ set_bit(EV_ABS, rmi4_data->input_dev->evbit);
+ set_bit(BTN_TOUCH, rmi4_data->input_dev->keybit);
+ set_bit(BTN_TOOL_FINGER, rmi4_data->input_dev->keybit);
+#ifdef INPUT_PROP_DIRECT
+ set_bit(INPUT_PROP_DIRECT, rmi4_data->input_dev->propbit);
+#endif
+
+ input_set_abs_params(rmi4_data->input_dev,
+ ABS_MT_POSITION_X, 0,
+ rmi4_data->board->max_x, 0, 0);
+ input_set_abs_params(rmi4_data->input_dev,
+ ABS_MT_POSITION_Y, 0,
+ rmi4_data->board->max_y, 0, 0);
+#ifdef REPORT_2D_W
+#ifdef EDGE_SWIPE
+ input_set_abs_params(rmi4_data->input_dev,
+ ABS_MT_TOUCH_MAJOR, 0,
+ EDGE_SWIPE_WIDTH_MAX, 0, 0);
+ input_set_abs_params(rmi4_data->input_dev,
+ ABS_MT_TOUCH_MINOR, 0,
+ EDGE_SWIPE_WIDTH_MAX, 0, 0);
+#else
+ input_set_abs_params(rmi4_data->input_dev,
+ ABS_MT_TOUCH_MAJOR, 0,
+ rmi4_data->board->max_width, 0, 0);
+ input_set_abs_params(rmi4_data->input_dev,
+ ABS_MT_TOUCH_MINOR, 0,
+ rmi4_data->board->max_width, 0, 0);
+#endif
+#endif
+#ifdef PROXIMITY
+ input_set_abs_params(rmi4_data->input_dev,
+ ABS_MT_DISTANCE, 0,
+ HOVER_Z_MAX, 0, 0);
+#ifdef EDGE_SWIPE
+ input_set_abs_params(rmi4_data->input_dev,
+ ABS_MT_WIDTH_MAJOR, 0,
+ EDGE_SWIPE_WIDTH_MAX, 0, 0);
+ input_set_abs_params(rmi4_data->input_dev,
+ ABS_MT_ANGLE, 0,
+ EDGE_SWIPE_ANGLE_MAX, 0, 0);
+ input_set_abs_params(rmi4_data->input_dev,
+ ABS_MT_PALM, 0,
+ EDGE_SWIPE_PALM_MAX, 0, 0);
+#endif
+ setup_timer(&rmi4_data->f51_finger_timer,
+ synaptics_rmi4_f51_finger_timer,
+ (unsigned long)rmi4_data);
+#endif
+
+#ifdef TYPE_B_PROTOCOL
+ input_mt_init_slots(rmi4_data->input_dev,
+ rmi4_data->num_of_fingers);
+#endif
+
+ f1a = NULL;
+ if (!list_empty(&rmi->support_fn_list)) {
+ list_for_each_entry(fhandler, &rmi->support_fn_list, link) {
+ if (fhandler->fn_number == SYNAPTICS_RMI4_F1A)
+ f1a = fhandler->data;
+ }
+ }
+
+ if (f1a) {
+ for (ii = 0; ii < f1a->valid_button_count; ii++) {
+ set_bit(f1a->button_map[ii],
+ rmi4_data->input_dev->keybit);
+ input_set_capability(rmi4_data->input_dev,
+ EV_KEY, f1a->button_map[ii]);
+ }
+ }
+
+ retval = input_register_device(rmi4_data->input_dev);
+ if (retval) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to register input device\n",
+ __func__);
+ goto err_register_input;
+ }
+
+ return 0;
+
+err_register_input:
+ input_free_device(rmi4_data->input_dev);
+
+err_query_device:
+ synaptics_rmi4_release_support_fn(rmi4_data);
+
+err_input_device:
+ return retval;
+}
+
+static int synaptics_rmi4_reinit_device(struct synaptics_rmi4_data *rmi4_data)
+{
+ int retval;
+ unsigned char ii = 0;
+ unsigned short intr_addr;
+ struct synaptics_rmi4_fn *fhandler;
+ struct synaptics_rmi4_device_info *rmi;
+
+ rmi = &(rmi4_data->rmi4_mod_info);
+
+ if (!list_empty(&rmi->support_fn_list)) {
+ list_for_each_entry(fhandler, &rmi->support_fn_list, link) {
+ if (fhandler->fn_number == SYNAPTICS_RMI4_F12) {
+ retval = synaptics_rmi4_f12_set_enables(rmi4_data, 0);
+ if (retval < 0)
+ return retval;
+ break;
+ }
+ }
+ }
+#ifdef CONFIG_GLOVE_TOUCH
+ synaptics_rmi4_glove_mode_enables(rmi4_data);
+#endif
+#ifdef PROXIMITY
+ if (!f51) {
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: f51 is no available.\n", __func__);
+ return -ENODEV;
+ }
+ dev_info(&rmi4_data->i2c_client->dev, "%s: proximity controls:[0X%02X]\n",
+ __func__, f51->proximity_controls);
+
+#ifdef USE_CUSTOM_REZERO
+ synaptics_rmi4_f51_set_custom_rezero(rmi4_data);
+
+ msleep(100);
+#endif
+
+ retval = synaptics_rmi4_f51_set_enables(rmi4_data);
+ if (retval < 0)
+ return retval;
+
+#endif
+ for (ii = 0; ii < rmi4_data->num_of_intr_regs; ii++) {
+ if (rmi4_data->intr_mask[ii] != 0x00) {
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: Interrupt enable mask register[%d] = 0x%02x\n",
+ __func__, ii, rmi4_data->intr_mask[ii]);
+ intr_addr = rmi4_data->f01_ctrl_base_addr + 1 + ii;
+ retval = synaptics_rmi4_i2c_write(rmi4_data,
+ intr_addr,
+ &(rmi4_data->intr_mask[ii]),
+ sizeof(rmi4_data->intr_mask[ii]));
+ if (retval < 0)
+ return retval;
+ }
+ }
+
+ synaptics_rmi4_set_configured(rmi4_data);
+
+ return 0;
+}
+
+static void synaptics_rmi4_release_all_finger(
+ struct synaptics_rmi4_data *rmi4_data)
+{
+ int ii;
+
+#ifdef TYPE_B_PROTOCOL
+ for (ii = 0; ii < rmi4_data->num_of_fingers; ii++) {
+ input_mt_slot(rmi4_data->input_dev, ii);
+ input_mt_report_slot_state(rmi4_data->input_dev,
+ MT_TOOL_FINGER, 0);
+ }
+#else
+ input_mt_sync(rmi4_data->input_dev);
+#endif
+ input_report_key(rmi4_data->input_dev,
+ BTN_TOUCH, 0);
+#ifdef CONFIG_GLOVE_TOUCH
+ input_report_switch(rmi4_data->input_dev,
+ SW_GLOVE, false);
+ rmi4_data->touchkey_glove_mode_status = false;
+#endif
+ input_sync(rmi4_data->input_dev);
+
+ rmi4_data->fingers_on_2d = false;
+#ifdef PROXIMITY
+ rmi4_data->f51_finger = false;
+#endif
+
+#ifdef TSP_BOOSTER
+ synaptics_set_dvfs_lock(rmi4_data, -1);
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: dvfs_lock free.\n", __func__);
+#endif
+}
+
+int synaptics_rmi4_reset_device(struct synaptics_rmi4_data *rmi4_data)
+{
+ int retval;
+ unsigned char command = 0x01;
+
+ mutex_lock(&(rmi4_data->rmi4_reset_mutex));
+
+ disable_irq(rmi4_data->i2c_client->irq);
+
+ synaptics_rmi4_release_all_finger(rmi4_data);
+
+ if (!rmi4_data->stay_awake) {
+ retval = synaptics_rmi4_i2c_write(rmi4_data,
+ rmi4_data->f01_cmd_base_addr,
+ &command,
+ sizeof(command));
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to issue reset command, error = %d\n",
+ __func__, retval);
+ goto out;
+ }
+
+ /* A1(400msec) need more sleep time than B0(min 60msec) */
+ if (rmi4_data->ic_revision_of_ic == 0xB0)
+ msleep(SYNAPTICS_HW_RESET_TIME_B0);
+ else
+ msleep(SYNAPTICS_HW_RESET_TIME);
+
+ } else {
+#if defined(CONFIG_TOUCHSCREEN_SYNAPTICS_PREVENT_HSYNC_LEAKAGE)
+ rmi4_data->board->hsync_onoff(false);
+#endif
+ rmi4_data->board->power(false);
+ msleep(30);
+ rmi4_data->board->power(true);
+
+ /* A1(400msec) need more sleep time than B0(min 60msec) */
+ if (rmi4_data->ic_revision_of_ic == 0xB0)
+ msleep(SYNAPTICS_HW_RESET_TIME_B0);
+ else
+ msleep(SYNAPTICS_HW_RESET_TIME);
+
+#if defined(CONFIG_TOUCHSCREEN_SYNAPTICS_PREVENT_HSYNC_LEAKAGE)
+ rmi4_data->board->hsync_onoff(true);
+#endif
+ retval = synaptics_rmi4_f54_set_control(rmi4_data);
+ if (retval < 0)
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to set f54 control\n",
+ __func__);
+ }
+
+ synaptics_rmi4_release_support_fn(rmi4_data);
+
+ retval = synaptics_rmi4_query_device(rmi4_data);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to query device\n",
+ __func__);
+ }
+
+out:
+ enable_irq(rmi4_data->i2c_client->irq);
+ mutex_unlock(&(rmi4_data->rmi4_reset_mutex));
+
+ return 0;
+}
+
+static void synaptics_charger_conn(struct synaptics_rmi4_data *rmi4_data,
+ int ta_status)
+{
+ int retval;
+ unsigned char charger_connected;
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ rmi4_data->f01_ctrl_base_addr,
+ &charger_connected,
+ sizeof(charger_connected));
+ if (retval < 0) {
+ dev_err(&(rmi4_data->input_dev->dev),
+ "%s: Failed to set configured\n",
+ __func__);
+ return;
+ }
+
+ if (ta_status == 0x01 || ta_status == 0x03)
+ charger_connected |= CHARGER_CONNECTED;
+ else
+ charger_connected &= CHARGER_DISCONNECTED;
+
+ retval = synaptics_rmi4_i2c_write(rmi4_data,
+ rmi4_data->f01_ctrl_base_addr,
+ &charger_connected,
+ sizeof(charger_connected));
+
+ if (retval < 0) {
+ dev_err(&(rmi4_data->input_dev->dev),
+ "%s: Failed to set configured\n",
+ __func__);
+ }
+
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: device_control : %x, ta_status : %x\n",
+ __func__, charger_connected, ta_status);
+
+}
+
+static void synaptics_ta_cb(struct synaptics_rmi_callbacks *cb, int ta_status)
+{
+ struct synaptics_rmi4_data *rmi4_data =
+ container_of(cb, struct synaptics_rmi4_data, callbacks);
+
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: ta_status : %x\n", __func__, ta_status);
+
+ rmi4_data->ta_status = ta_status;
+
+ /* if do not completed driver loading, ta_cb will not run. */
+ if (!rmi4_data->init_done.done) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: until driver loading done.\n",
+ __func__);
+ return;
+ }
+ if (rmi4_data->touch_stopped || rmi4_data->doing_reflash) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: device is in suspend state or reflash.\n",
+ __func__);
+ return;
+ }
+
+ synaptics_charger_conn(rmi4_data, ta_status);
+
+}
+
+#ifdef PROXIMITY
+static void synaptics_rmi4_f51_finger_timer(unsigned long data)
+{
+ struct synaptics_rmi4_data *rmi4_data =
+ (struct synaptics_rmi4_data *)data;
+
+ if (rmi4_data->f51_finger) {
+ rmi4_data->f51_finger = false;
+ mod_timer(&rmi4_data->f51_finger_timer,
+ jiffies + msecs_to_jiffies(F51_FINGER_TIMEOUT));
+ } else if (!rmi4_data->fingers_on_2d) {
+#ifdef TYPE_B_PROTOCOL
+ input_mt_slot(rmi4_data->input_dev, 0);
+ input_mt_report_slot_state(rmi4_data->input_dev,
+ MT_TOOL_FINGER, 0);
+#else
+ input_mt_sync(rmi4_data->input_dev);
+#endif
+ input_sync(rmi4_data->input_dev);
+ }
+
+ return;
+}
+#endif
+
+static void synaptics_rmi4_remove_exp_fn(struct synaptics_rmi4_data *rmi4_data)
+{
+ struct synaptics_rmi4_exp_fn *exp_fhandler, *n;
+
+ if (list_empty(&exp_fn_list)) {
+ dev_err(&rmi4_data->i2c_client->dev, "%s: exp_fn_list empty\n",
+ __func__);
+ return;
+ }
+
+ list_for_each_entry_safe(exp_fhandler, n, &exp_fn_list, link) {
+ if (exp_fhandler->initialized &&
+ (exp_fhandler->func_remove != NULL)) {
+ dev_dbg(&rmi4_data->i2c_client->dev, "%s: [%d]\n",
+ __func__, exp_fhandler->fn_type);
+ exp_fhandler->func_remove(rmi4_data);
+ }
+ list_del(&exp_fhandler->link);
+ kfree(exp_fhandler);
+ }
+}
+
+static int synaptics_rmi4_init_exp_fn(struct synaptics_rmi4_data *rmi4_data)
+{
+ int retval;
+ struct synaptics_rmi4_exp_fn *exp_fhandler;
+
+ INIT_LIST_HEAD(&exp_fn_list);
+
+ retval = rmidev_module_register();
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to register rmidev module\n",
+ __func__);
+ goto error_exit;
+ }
+
+ retval = rmi4_f54_module_register();
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to register f54 module\n",
+ __func__);
+ goto error_exit;
+ }
+
+ retval = rmi4_fw_update_module_register();
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to register fw update module\n",
+ __func__);
+ goto error_exit;
+ }
+
+ if (list_empty(&exp_fn_list))
+ return -ENODEV;
+
+ list_for_each_entry(exp_fhandler, &exp_fn_list, link) {
+ if (exp_fhandler->func_init != NULL) {
+ dev_dbg(&rmi4_data->i2c_client->dev, "%s: run [%d]'s init function\n",
+ __func__, exp_fhandler->fn_type);
+ retval = exp_fhandler->func_init(rmi4_data);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to init exp fn\n",
+ __func__);
+ goto error_exit;
+ } else {
+ exp_fhandler->initialized = true;
+ }
+ }
+ }
+
+ return 0;
+
+error_exit:
+ synaptics_rmi4_remove_exp_fn(rmi4_data);
+
+ return retval;
+}
+
+/**
+* synaptics_rmi4_new_function()
+*
+* Called by other expansion Function modules in their module init and
+* module exit functions.
+*
+* This function is used by other expansion Function modules such as
+* rmi_dev to register themselves with the driver by providing their
+* initialization and removal callback function pointers so that they
+* can be inserted or removed dynamically at module init and exit times,
+* respectively.
+*/
+int synaptics_rmi4_new_function(enum exp_fn fn_type,
+ int (*func_init)(struct synaptics_rmi4_data *rmi4_data),
+ void (*func_remove)(struct synaptics_rmi4_data *rmi4_data),
+ void (*func_attn)(struct synaptics_rmi4_data *rmi4_data,
+ unsigned char intr_mask))
+{
+ struct synaptics_rmi4_exp_fn *exp_fhandler;
+
+ exp_fhandler = kzalloc(sizeof(*exp_fhandler), GFP_KERNEL);
+ if (!exp_fhandler) {
+ pr_err("%s: Failed to alloc mem for expansion function\n",
+ __func__);
+ return -ENOMEM;
+ }
+ exp_fhandler->fn_type = fn_type;
+ exp_fhandler->func_init = func_init;
+ exp_fhandler->func_attn = func_attn;
+ exp_fhandler->func_remove = func_remove;
+ list_add_tail(&exp_fhandler->link, &exp_fn_list);
+
+ return 0;
+}
+
+static void synaptics_init_power_on(struct work_struct *work)
+{
+ struct synaptics_rmi4_data *rmi4_data =
+ container_of(work,
+ struct synaptics_rmi4_data, work_init_power_on.work);
+
+#ifdef CONFIG_FB_MSM_MIPI_SAMSUNG_OCTA_VIDEO_FULL_HD_PT_PANEL
+ if (!touch_display_status) {
+ dev_info(&rmi4_data->i2c_client->dev,
+ "%s: until lcd does not turn on.\n", __func__);
+ schedule_delayed_work(&rmi4_data->work_init_power_on,
+ msecs_to_jiffies(1000));
+ } else {
+ synaptics_rmi4_late_resume(&rmi4_data->early_suspend);
+ }
+#else
+ synaptics_rmi4_late_resume(&rmi4_data->early_suspend);
+#endif
+}
+
+ /**
+ * synaptics_rmi4_probe()
+ *
+ * Called by the kernel when an association with an I2C device of the
+ * same name is made (after doing i2c_add_driver).
+ *
+ * This funtion allocates and initializes the resources for the driver
+ * as an input driver, turns on the power to the sensor, queries the
+ * sensor for its supported Functions and characteristics, registers
+ * the driver to the input subsystem, sets up the interrupt, handles
+ * the registration of the early_suspend and late_resume functions,
+ * and creates a work queue for detection of other expansion Function
+ * modules.
+ */
+static int __devinit synaptics_rmi4_probe(struct i2c_client *client,
+ const struct i2c_device_id *dev_id)
+{
+ int retval;
+ unsigned char attr_count;
+ int attr_count_num;
+ struct synaptics_rmi4_data *rmi4_data;
+ struct synaptics_rmi4_device_info *rmi;
+ const struct synaptics_rmi4_platform_data *platform_data =
+ client->dev.platform_data;
+
+ if (!i2c_check_functionality(client->adapter,
+ I2C_FUNC_SMBUS_BYTE_DATA)) {
+ dev_err(&client->dev,
+ "%s: SMBus byte data not supported\n",
+ __func__);
+ return -EIO;
+ }
+
+ if (!platform_data) {
+ dev_err(&client->dev,
+ "%s: No platform data found\n",
+ __func__);
+ return -EINVAL;
+ }
+
+ rmi4_data = kzalloc(sizeof(*rmi4_data), GFP_KERNEL);
+ if (!rmi4_data) {
+ dev_err(&client->dev,
+ "%s: Failed to alloc mem for rmi4_data\n",
+ __func__);
+ return -ENOMEM;
+ }
+
+ rmi = &(rmi4_data->rmi4_mod_info);
+
+ rmi4_data->i2c_client = client;
+ rmi4_data->current_page = MASK_8BIT;
+ rmi4_data->board = platform_data;
+ rmi4_data->touch_stopped = false;
+ rmi4_data->sensor_sleep = false;
+ rmi4_data->irq_enabled = false;
+
+ /* define panel version : M4 / M4+ */
+ rmi4_data->panel_revision = rmi4_data->board->panel_revision;
+
+#if defined(CONFIG_TOUCHSCREEN_SYNAPTICS_PREVENT_HSYNC_LEAKAGE)
+ rmi4_data->board->hsync_onoff(false);
+#endif
+ rmi4_data->board->power(true);
+
+#if defined(CONFIG_TOUCHSCREEN_SYNAPTICS_PREVENT_HSYNC_LEAKAGE)
+ rmi4_data->board->hsync_onoff(true);
+#endif
+ rmi4_data->i2c_read = synaptics_rmi4_i2c_read;
+ rmi4_data->i2c_write = synaptics_rmi4_i2c_write;
+ rmi4_data->irq_enable = synaptics_rmi4_irq_enable;
+ rmi4_data->reset_device = synaptics_rmi4_reset_device;
+ rmi4_data->irq = rmi4_data->i2c_client->irq;
+
+ mutex_init(&(rmi4_data->rmi4_io_ctrl_mutex));
+ mutex_init(&(rmi4_data->rmi4_reset_mutex));
+ mutex_init(&(rmi4_data->rmi4_reflash_mutex));
+ init_completion(&rmi4_data->init_done);
+
+ i2c_set_clientdata(client, rmi4_data);
+
+ /*Direct IRQ for secure input*/
+ retval = msm_gpio_install_direct_irq(rmi4_data->board->gpio, 0, 0);
+ if (retval)
+ dev_err(&client->dev,
+ "error : could not configure GPIO as a direct connect\n");
+
+#ifdef USE_CUSTOM_REZERO
+ INIT_DELAYED_WORK(&rmi4_data->work_rezero, synaptics_work_rezero);
+#endif
+
+#ifdef TSP_BOOSTER
+ synaptics_init_dvfs(rmi4_data);
+#endif
+
+ retval = synaptics_rmi4_set_input_device(rmi4_data);
+ if (retval < 0) {
+ dev_err(&client->dev,
+ "%s: Failed to register input device\n",
+ __func__);
+ goto err_set_input_device;
+ }
+
+
+ retval = synaptics_rmi4_init_exp_fn(rmi4_data);
+ if (retval < 0) {
+ dev_err(&client->dev,
+ "%s: Failed to register rmidev module\n",
+ __func__);
+ goto err_init_exp_fn;
+ }
+
+ retval = synaptics_rmi4_irq_enable(rmi4_data, true);
+ if (retval < 0) {
+ dev_err(&client->dev,
+ "%s: Failed to enable attention interrupt\n",
+ __func__);
+ goto err_enable_irq;
+ }
+
+ for (attr_count = 0; attr_count < ARRAY_SIZE(attrs); attr_count++) {
+ retval = sysfs_create_file(&rmi4_data->input_dev->dev.kobj,
+ &attrs[attr_count].attr);
+ if (retval < 0) {
+ dev_err(&client->dev,
+ "%s: Failed to create sysfs attributes\n",
+ __func__);
+ goto err_sysfs;
+ }
+ }
+
+ if (rmi4_data->board->factory_flatform) {
+ retval = synaptics_fw_updater(NULL, false, true);
+ } else {
+ if (rmi4_data->board->panel_revision >= OCTA_PANEL_REVISION_43)
+ retval = synaptics_fw_updater(NULL, false, false);
+#if defined(CONFIG_MACH_JACTIVE_EUR) || defined(CONFIG_MACH_JACTIVE_ATT)
+ else if (rmi4_data->board->panel_revision == OCTA_PANEL_REVISION_34) {
+ retval = synaptics_fw_updater(NULL, false, false);
+ }
+#endif
+ else
+ dev_info(&client->dev,
+ "%s: panel version is lower than FPCB4.3. do not FW update\n",
+ __func__);
+ }
+ if (retval < 0) {
+ dev_err(&client->dev, "%s: Failed to firmware update\n",
+ __func__);
+ }
+
+#ifdef CONFIG_HAS_EARLYSUSPEND
+ rmi4_data->early_suspend.level = EARLY_SUSPEND_LEVEL_BLANK_SCREEN - 1;
+ rmi4_data->early_suspend.suspend = synaptics_rmi4_early_suspend;
+ rmi4_data->early_suspend.resume = synaptics_rmi4_late_resume;
+ register_early_suspend(&rmi4_data->early_suspend);
+#endif
+
+ rmi4_data->register_cb = rmi4_data->board->register_cb;
+
+ rmi4_data->callbacks.inform_charger = synaptics_ta_cb;
+ if (rmi4_data->register_cb)
+ rmi4_data->register_cb(&rmi4_data->callbacks);
+
+#ifdef CONFIG_HAS_EARLYSUSPEND
+ /* turn off TSP power. after LCD module on, TSP power will turn on */
+ synaptics_rmi4_early_suspend(&rmi4_data->early_suspend);
+
+ INIT_DELAYED_WORK(&rmi4_data->work_init_power_on,
+ synaptics_init_power_on);
+ schedule_delayed_work(&rmi4_data->work_init_power_on,
+ msecs_to_jiffies(6000));
+#endif
+
+ /* for blocking to be excuted open function until probing */
+ complete_all(&rmi4_data->init_done);
+
+ return retval;
+
+err_sysfs:
+ attr_count_num = (int)attr_count;
+ for (attr_count_num--; attr_count_num >= 0; attr_count_num--) {
+ sysfs_remove_file(&rmi4_data->input_dev->dev.kobj,
+ &attrs[attr_count].attr);
+ }
+ synaptics_rmi4_irq_enable(rmi4_data, false);
+
+err_enable_irq:
+ synaptics_rmi4_remove_exp_fn(rmi4_data);
+
+err_init_exp_fn:
+ synaptics_rmi4_release_support_fn(rmi4_data);
+
+ input_unregister_device(rmi4_data->input_dev);
+ rmi4_data->input_dev = NULL;
+
+err_set_input_device:
+ rmi4_data->board->power(false);
+ complete_all(&rmi4_data->init_done);
+ kfree(rmi4_data);
+
+ return retval;
+}
+
+ /**
+ * synaptics_rmi4_remove()
+ *
+ * Called by the kernel when the association with an I2C device of the
+ * same name is broken (when the driver is unloaded).
+ *
+ * This funtion terminates the work queue, stops sensor data acquisition,
+ * frees the interrupt, unregisters the driver from the input subsystem,
+ * turns off the power to the sensor, and frees other allocated resources.
+ */
+static int __devexit synaptics_rmi4_remove(struct i2c_client *client)
+{
+ unsigned char attr_count;
+ struct synaptics_rmi4_data *rmi4_data = i2c_get_clientdata(client);
+ struct synaptics_rmi4_device_info *rmi;
+ /*const struct synaptics_rmi4_platform_data *platform_data =
+ rmi4_data->board;*/
+
+ rmi = &(rmi4_data->rmi4_mod_info);
+#ifdef CONFIG_HAS_EARLYSUSPEND
+ unregister_early_suspend(&rmi4_data->early_suspend);
+#endif
+
+ synaptics_rmi4_irq_enable(rmi4_data, false);
+
+ for (attr_count = 0; attr_count < ARRAY_SIZE(attrs); attr_count++) {
+ sysfs_remove_file(&rmi4_data->input_dev->dev.kobj,
+ &attrs[attr_count].attr);
+ }
+
+ input_unregister_device(rmi4_data->input_dev);
+
+ synaptics_rmi4_remove_exp_fn(rmi4_data);
+
+ rmi4_data->board->power(false);
+ rmi4_data->touch_stopped = true;
+
+ synaptics_rmi4_release_support_fn(rmi4_data);
+
+ input_free_device(rmi4_data->input_dev);
+
+ kfree(rmi4_data);
+
+ return 0;
+}
+
+#ifdef USE_SENSOR_SLEEP
+ /**
+ * synaptics_rmi4_sensor_sleep()
+ *
+ * Called by synaptics_rmi4_early_suspend() and synaptics_rmi4_suspend().
+ *
+ * This function stops finger data acquisition and puts the sensor to sleep.
+ */
+static void synaptics_rmi4_sensor_sleep(struct synaptics_rmi4_data *rmi4_data)
+{
+ int retval;
+ unsigned char device_ctrl;
+
+ dev_info(&rmi4_data->i2c_client->dev, "%s\n", __func__);
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ rmi4_data->f01_ctrl_base_addr,
+ &device_ctrl,
+ sizeof(device_ctrl));
+ if (retval < 0) {
+ dev_err(&(rmi4_data->i2c_client->dev),
+ "%s: Failed to enter sleep mode\n",
+ __func__);
+ rmi4_data->sensor_sleep = false;
+ return;
+ }
+
+ device_ctrl = (device_ctrl & ~MASK_3BIT);
+ device_ctrl = (device_ctrl | NO_SLEEP_OFF | SENSOR_SLEEP);
+
+ retval = synaptics_rmi4_i2c_write(rmi4_data,
+ rmi4_data->f01_ctrl_base_addr,
+ &device_ctrl,
+ sizeof(device_ctrl));
+ if (retval < 0) {
+ dev_err(&(rmi4_data->i2c_client->dev),
+ "%s: Failed to enter sleep mode\n",
+ __func__);
+ rmi4_data->sensor_sleep = false;
+ return;
+ } else {
+ rmi4_data->sensor_sleep = true;
+ }
+
+ return;
+}
+
+ /**
+ * synaptics_rmi4_sensor_wake()
+ *
+ * Called by synaptics_rmi4_resume() and synaptics_rmi4_late_resume().
+ *
+ * This function wakes the sensor from sleep.
+ */
+static void synaptics_rmi4_sensor_wake(struct synaptics_rmi4_data *rmi4_data)
+{
+ int retval;
+ unsigned char device_ctrl;
+
+ dev_info(&rmi4_data->i2c_client->dev, "%s\n", __func__);
+
+ retval = synaptics_rmi4_i2c_read(rmi4_data,
+ rmi4_data->f01_ctrl_base_addr,
+ &device_ctrl,
+ sizeof(device_ctrl));
+ if (retval < 0) {
+ dev_err(&(rmi4_data->i2c_client->dev),
+ "%s: Failed to wake from sleep mode\n",
+ __func__);
+ rmi4_data->sensor_sleep = true;
+ return;
+ }
+
+ device_ctrl = (device_ctrl & ~MASK_3BIT);
+ device_ctrl = (device_ctrl | NO_SLEEP_OFF | NORMAL_OPERATION);
+
+ retval = synaptics_rmi4_i2c_write(rmi4_data,
+ rmi4_data->f01_ctrl_base_addr,
+ &device_ctrl,
+ sizeof(device_ctrl));
+ if (retval < 0) {
+ dev_err(&(rmi4_data->i2c_client->dev),
+ "%s: Failed to wake from sleep mode\n",
+ __func__);
+ rmi4_data->sensor_sleep = true;
+ return;
+ } else {
+ rmi4_data->sensor_sleep = false;
+ }
+
+ return;
+}
+#endif
+
+#ifdef USE_OPEN_CLOSE
+static int synaptics_rmi4_input_open(struct input_dev *dev)
+{
+ struct synaptics_rmi4_data *rmi4_data = input_get_drvdata(dev);
+ int ret;
+
+ ret = wait_for_completion_interruptible_timeout(&rmi4_data->init_done,
+ msecs_to_jiffies(90 * MSEC_PER_SEC));
+
+ if (ret < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "error while waiting for device to init (%d)\n", ret);
+ ret = -ENXIO;
+ goto err_open;
+ }
+ if (ret == 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "timedout while waiting for device to init\n");
+ ret = -ENXIO;
+ goto err_open;
+ }
+
+ dev_dbg(&rmi4_data->i2c_client->dev, "%s +\n", __func__);
+
+ if (rmi4_data->touch_stopped) {
+
+#if defined(CONFIG_TOUCHSCREEN_SYNAPTICS_PREVENT_HSYNC_LEAKAGE)
+ rmi4_data->board->hsync_onoff(false);
+#endif
+ rmi4_data->board->power(true);
+ rmi4_data->touch_stopped = false;
+
+#if defined(CONFIG_TOUCHSCREEN_SYNAPTICS_PREVENT_HSYNC_LEAKAGE)
+ rmi4_data->board->hsync_onoff(true);
+#endif
+ ret = synaptics_rmi4_reinit_device(rmi4_data);
+ if (ret < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to reinit device\n",
+ __func__);
+ }
+
+ enable_irq(rmi4_data->i2c_client->irq);
+
+ dev_dbg(&rmi4_data->i2c_client->dev, "%s -\n", __func__);
+ } else {
+ dev_err(&rmi4_data->i2c_client->dev, "%s already power on\n",
+ __func__);
+ }
+
+ return 0;
+
+err_open:
+ return ret;
+}
+
+static void synaptics_rmi4_input_close(struct input_dev *dev)
+{
+ struct synaptics_rmi4_data *rmi4_data = input_get_drvdata(dev);
+
+ dev_dbg(&rmi4_data->i2c_client->dev, "%s +\n", __func__);
+
+ if (!rmi4_data->touch_stopped) {
+ disable_irq(rmi4_data->i2c_client->irq);
+ rmi4_data->board->power(false);
+ rmi4_data->touch_stopped = true;
+ synaptics_rmi4_release_all_finger(rmi4_data);
+ dev_dbg(&rmi4_data->i2c_client->dev, "%s -\n", __func__);
+ } else {
+ dev_err(&rmi4_data->i2c_client->dev, "%s already power off\n",
+ __func__);
+ }
+}
+#endif
+
+#ifdef CONFIG_HAS_EARLYSUSPEND
+#define synaptics_rmi4_suspend NULL
+#define synaptics_rmi4_resume NULL
+
+ /**
+ * synaptics_rmi4_early_suspend()
+ *
+ * Called by the kernel during the early suspend phase when the system
+ * enters suspend.
+ *
+ * This function calls synaptics_rmi4_sensor_sleep() to stop finger
+ * data acquisition and put the sensor to sleep.
+ */
+static void synaptics_rmi4_early_suspend(struct early_suspend *h)
+{
+ struct synaptics_rmi4_data *rmi4_data =
+ container_of(h, struct synaptics_rmi4_data,
+ early_suspend);
+
+ if (rmi4_data->stay_awake) {
+ rmi4_data->staying_awake = true;
+ return;
+ } else {
+ rmi4_data->staying_awake = false;
+ }
+
+ if (!rmi4_data->touch_stopped) {
+ dev_info(&rmi4_data->i2c_client->dev, "%s\n", __func__);
+
+ disable_irq(rmi4_data->i2c_client->irq);
+ rmi4_data->board->power(false);
+ rmi4_data->touch_stopped = true;
+
+ gpio_free(rmi4_data->board->gpio);
+ /* release all finger when entered suspend */
+ synaptics_rmi4_release_all_finger(rmi4_data);
+ }
+}
+
+ /**
+ * synaptics_rmi4_late_resume()
+ *
+ * Called by the kernel during the late resume phase when the system
+ * wakes up from suspend.
+ *
+ * This function goes through the sensor wake process if the system wakes
+ * up from early suspend (without going into suspend).
+ */
+static void synaptics_rmi4_late_resume(struct early_suspend *h)
+{
+ struct synaptics_rmi4_data *rmi4_data =
+ container_of(h, struct synaptics_rmi4_data,
+ early_suspend);
+ int retval;
+
+ if (rmi4_data->staying_awake)
+ return;
+
+ if (rmi4_data->touch_stopped) {
+ dev_info(&rmi4_data->i2c_client->dev, "%s\n", __func__);
+
+#if defined(CONFIG_TOUCHSCREEN_SYNAPTICS_PREVENT_HSYNC_LEAKAGE)
+ rmi4_data->board->hsync_onoff(false);
+#endif
+ rmi4_data->board->power(true);
+ rmi4_data->touch_stopped = false;
+
+#if defined(CONFIG_TOUCHSCREEN_SYNAPTICS_PREVENT_HSYNC_LEAKAGE)
+ rmi4_data->board->hsync_onoff(true);
+#endif
+ retval = gpio_request(rmi4_data->board->gpio, "tsp_int");
+ if (retval != 0) {
+ dev_info(&rmi4_data->i2c_client->dev, "%s: tsp int request failed, ret=%d", __func__, retval);
+ return ;
+ }
+
+ retval = synaptics_rmi4_reinit_device(rmi4_data);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to reinit device\n",
+ __func__);
+ }
+
+ if (rmi4_data->ta_status)
+ synaptics_charger_conn(rmi4_data, rmi4_data->ta_status);
+
+ enable_irq(rmi4_data->i2c_client->irq);
+ }
+#ifdef CONFIG_FB_MSM_MIPI_SAMSUNG_OCTA_VIDEO_FULL_HD_PT_PANEL
+ retval = rmi4_data->board->tout1_on();
+ if (retval)
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: touch_tout1_on failed\n", __func__);
+#endif
+ return;
+}
+#else
+
+ /**
+ * synaptics_rmi4_suspend()
+ *
+ * Called by the kernel during the suspend phase when the system
+ * enters suspend.
+ *
+ * This function stops finger data acquisition and puts the sensor to
+ * sleep (if not already done so during the early suspend phase),
+ * disables the interrupt, and turns off the power to the sensor.
+ */
+static int synaptics_rmi4_suspend(struct device *dev)
+{
+ struct synaptics_rmi4_data *rmi4_data = dev_get_drvdata(dev);
+
+ dev_info(&rmi4_data->i2c_client->dev, "%s\n", __func__);
+
+ if (rmi4_data->staying_awake)
+ return 0;
+
+ mutex_lock(&rmi4_data->input_dev->mutex);
+
+ if (rmi4_data->input_dev->users) {
+ if (!rmi4_data->touch_stopped) {
+ disable_irq(rmi4_data->i2c_client->irq);
+ synaptics_rmi4_release_all_finger(rmi4_data);
+ rmi4_data->board->power(false);
+ rmi4_data->touch_stopped = true;
+ } else {
+ dev_err(&rmi4_data->i2c_client->dev, "%s already power off\n",
+ __func__);
+ }
+ }
+ mutex_unlock(&rmi4_data->input_dev->mutex);
+
+ return 0;
+}
+
+ /**
+ * synaptics_rmi4_resume()
+ *
+ * Called by the kernel during the resume phase when the system
+ * wakes up from suspend.
+ *
+ * This function turns on the power to the sensor, wakes the sensor
+ * from sleep, enables the interrupt, and starts finger data
+ * acquisition.
+ */
+static int synaptics_rmi4_resume(struct device *dev)
+{
+ struct synaptics_rmi4_data *rmi4_data = dev_get_drvdata(dev);
+ int retval;
+
+ dev_info(&rmi4_data->i2c_client->dev, "%s\n", __func__);
+
+ mutex_lock(&rmi4_data->input_dev->mutex);
+
+ if (rmi4_data->input_dev->users) {
+ if (rmi4_data->touch_stopped) {
+ rmi4_data->board->power(true);
+ rmi4_data->touch_stopped = false;
+
+ retval = synaptics_rmi4_reinit_device(rmi4_data);
+ if (retval < 0) {
+ dev_err(&rmi4_data->i2c_client->dev,
+ "%s: Failed to reinit device\n",
+ __func__);
+ }
+ enable_irq(rmi4_data->i2c_client->irq);
+
+ dev_dbg(&rmi4_data->i2c_client->dev, "%s -\n", __func__);
+ } else {
+ dev_err(&rmi4_data->i2c_client->dev, "%s already power on\n",
+ __func__);
+ }
+ }
+
+ mutex_unlock(&rmi4_data->input_dev->mutex);
+
+ return 0;
+}
+#endif
+
+#ifdef CONFIG_PM
+static const struct dev_pm_ops synaptics_rmi4_dev_pm_ops = {
+ .suspend = synaptics_rmi4_suspend,
+ .resume = synaptics_rmi4_resume,
+};
+#endif
+
+static const struct i2c_device_id synaptics_rmi4_id_table[] = {
+ {DRIVER_NAME, 0},
+ {},
+};
+MODULE_DEVICE_TABLE(i2c, synaptics_rmi4_id_table);
+
+static struct i2c_driver synaptics_rmi4_driver = {
+ .driver = {
+ .name = DRIVER_NAME,
+ .owner = THIS_MODULE,
+#ifdef CONFIG_PM
+ .pm = &synaptics_rmi4_dev_pm_ops,
+#endif
+ },
+ .probe = synaptics_rmi4_probe,
+ .remove = __devexit_p(synaptics_rmi4_remove),
+ .id_table = synaptics_rmi4_id_table,
+};
+
+ /**
+ * synaptics_rmi4_init()
+ *
+ * Called by the kernel during do_initcalls (if built-in)
+ * or when the driver is loaded (if a module).
+ *
+ * This function registers the driver to the I2C subsystem.
+ *
+ */
+static int __init synaptics_rmi4_init(void)
+{
+ return i2c_add_driver(&synaptics_rmi4_driver);
+}
+
+ /**
+ * synaptics_rmi4_exit()
+ *
+ * Called by the kernel when the driver is unloaded.
+ *
+ * This funtion unregisters the driver from the I2C subsystem.
+ *
+ */
+static void __exit synaptics_rmi4_exit(void)
+{
+ i2c_del_driver(&synaptics_rmi4_driver);
+}
+
+module_init(synaptics_rmi4_init);
+module_exit(synaptics_rmi4_exit);
+
+MODULE_AUTHOR("Synaptics, Inc.");
+MODULE_DESCRIPTION("Synaptics RMI4 I2C Touch Driver");
+MODULE_LICENSE("GPL v2");
+MODULE_VERSION(SYNAPTICS_RMI4_DRIVER_VERSION);
diff --git a/drivers/input/touchscreen/synaptics_i2c_rmi.h b/drivers/input/touchscreen/synaptics_i2c_rmi.h
new file mode 100644
index 0000000..b95522d
--- /dev/null
+++ b/drivers/input/touchscreen/synaptics_i2c_rmi.h
@@ -0,0 +1,399 @@
+/* Synaptics Register Mapped Interface (RMI4) I2C Physical Layer Driver.
+ * Copyright (c) 2007-2012, Synaptics Incorporated
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ */
+#ifndef _SYNAPTICS_RMI4_H_
+#define _SYNAPTICS_RMI4_H_
+
+#define SYNAPTICS_RMI4_DRIVER_VERSION "DS5 1.0"
+#include <linux/device.h>
+#include <linux/i2c/synaptics_rmi.h>
+
+#ifdef CONFIG_HAS_EARLYSUSPEND
+#include <linux/earlysuspend.h>
+#endif
+
+/*#define dev_dbg(dev, fmt, arg...) dev_info(dev, fmt, ##arg)*/
+
+/* DVFS feature : TOUCH BOOSTER */
+#ifdef CONFIG_SEC_DVFS_BOOSTER
+#define TSP_BOOSTER
+#endif
+#ifdef TSP_BOOSTER
+#define DVFS_STAGE_DUAL 2
+#define DVFS_STAGE_SINGLE 1
+#define DVFS_STAGE_NONE 0
+#include <linux/cpufreq.h>
+
+#define TOUCH_BOOSTER_OFF_TIME 300
+#define TOUCH_BOOSTER_CHG_TIME 200
+#endif
+
+/* To support suface touch, firmware should support data
+ * which is required related app ex) MT_ANGLE, MT_PALM ...
+ * Synpatics IC report those data through F51's edge swipe
+ * fucntionality.
+ */
+#define SYNAPTICS_PRODUCT_ID_B0 "SY 01"
+#define SYNAPTICS_PRODUCT_ID_B0_SPAIR "S5000B"
+
+#if defined(CONFIG_MACH_JACTIVE_EUR) || defined(CONFIG_MACH_JACTIVE_ATT)
+#define FW_IMAGE_NAME_B0_HSYNC "tsp_synaptics/jactive/synaptics_b0_hsync.fw"
+#define FW_IMAGE_NAME_B0_HSYNC_FAC "tsp_synaptics/jactive/synaptics_b0_hsync_fac.fw"
+#define FW_IMAGE_NAME_B0_HSYNC04 "tsp_synaptics/jactive/synaptics_b0_hsync04.fw"
+#define FW_IMAGE_NAME_B0_HSYNC04_FAC "tsp_synaptics/jactive/synaptics_b0_hsync04_fac.fw"
+
+/* NON HYNC F/W will be removed */
+/* PRODUCT ID : SY 01, SY 02, S5000B */
+#define FW_IMAGE_NAME_B0_NON_HSYNC "tsp_synaptics/jactive/synaptics_b0_non_hsync.fw"
+#define FW_IMAGE_NAME_B0_NON_HSYNC_FAC "tsp_synaptics/jactive/synaptics_b0_non_hsync_fac.fw"
+
+#else
+#define FW_IMAGE_NAME_A1 "tsp_synaptics/synaptics_a1.fw"
+#define FW_IMAGE_NAME_B0_34 "tsp_synaptics/synaptics_b0_3_4.fw"
+#endif
+#define FW_IMAGE_NAME_B0_40 "tsp_synaptics/synaptics_b0_4_0.fw"
+#define FW_IMAGE_NAME_B0_43 "tsp_synaptics/synaptics_b0_4_3.fw"
+#define FW_IMAGE_NAME_B0_51 "tsp_synaptics/synaptics_b0_5_1.fw"
+#define FW_IMAGE_NAME_B0_FAC "tsp_synaptics/synaptics_b0_fac.fw"
+#define FW_IMAGE_NAME_B0_5_1_FAC "tsp_synaptics/synaptics_b0_5_1_fac.fw"
+#define SYNAPTICS_FW_UMS "/sdcard/synaptics.fw"
+
+#if defined(CONFIG_MACH_JACTIVE_EUR) || defined(CONFIG_MACH_JACTIVE_ATT)
+#define FW_IMAGE_TEST "tsp_synaptics/synaptics_d0.fw"
+#define SYNAPTICS_DEVICE_NAME "GT-I9295"
+#else
+#define SYNAPTICS_DEVICE_NAME "SGH-I337"
+#endif
+#define SYNAPTICS_MAX_FW_PATH 64
+
+#define DATE_OF_FIRMWARE_BIN_OFFSET 0xEF00
+#define IC_REVISION_BIN_OFFSET 0xEF02
+#define FW_VERSION_BIN_OFFSET 0xEF03
+
+#define PDT_PROPS (0X00EF)
+#define PDT_START (0x00E9)
+#define PDT_END (0x000A)
+#define PDT_ENTRY_SIZE (0x0006)
+#define PAGES_TO_SERVICE (10)
+#define PAGE_SELECT_LEN (2)
+
+#define SYNAPTICS_RMI4_F01 (0x01)
+#define SYNAPTICS_RMI4_F11 (0x11)
+#define SYNAPTICS_RMI4_F12 (0x12)
+#define SYNAPTICS_RMI4_F1A (0x1a)
+#define SYNAPTICS_RMI4_F34 (0x34)
+#define SYNAPTICS_RMI4_F51 (0x51)
+#define SYNAPTICS_RMI4_F54 (0x54)
+
+#define SYNAPTICS_RMI4_PRODUCT_INFO_SIZE 2
+#define SYNAPTICS_RMI4_DATE_CODE_SIZE 3
+#define SYNAPTICS_RMI4_PRODUCT_ID_SIZE 10
+#define SYNAPTICS_RMI4_BUILD_ID_SIZE 3
+#define SYNAPTICS_RMI4_PRODUCT_ID_LENGTH 10
+
+#define MAX_NUMBER_OF_BUTTONS 4
+#define MAX_INTR_REGISTERS 4
+#define MAX_NUMBER_OF_FINGERS 10
+
+#define MASK_16BIT 0xFFFF
+#define MASK_8BIT 0xFF
+#define MASK_7BIT 0x7F
+#define MASK_6BIT 0x3F
+#define MASK_5BIT 0x1F
+#define MASK_4BIT 0x0F
+#define MASK_3BIT 0x07
+#define MASK_2BIT 0x03
+#define MASK_1BIT 0x01
+
+/*
+ * struct synaptics_rmi4_fn_desc - function descriptor fields in PDT
+ * @query_base_addr: base address for query registers
+ * @cmd_base_addr: base address for command registers
+ * @ctrl_base_addr: base address for control registers
+ * @data_base_addr: base address for data registers
+ * @intr_src_count: number of interrupt sources
+ * @fn_number: function number
+ */
+struct synaptics_rmi4_fn_desc {
+ unsigned char query_base_addr;
+ unsigned char cmd_base_addr;
+ unsigned char ctrl_base_addr;
+ unsigned char data_base_addr;
+ unsigned char intr_src_count;
+ unsigned char fn_number;
+};
+
+/*
+ * synaptics_rmi4_fn_full_addr - full 16-bit base addresses
+ * @query_base: 16-bit base address for query registers
+ * @cmd_base: 16-bit base address for data registers
+ * @ctrl_base: 16-bit base address for command registers
+ * @data_base: 16-bit base address for control registers
+ */
+struct synaptics_rmi4_fn_full_addr {
+ unsigned short query_base;
+ unsigned short cmd_base;
+ unsigned short ctrl_base;
+ unsigned short data_base;
+};
+
+/*
+ * struct synaptics_rmi4_fn - function handler data structure
+ * @fn_number: function number
+ * @num_of_data_sources: number of data sources
+ * @num_of_data_points: maximum number of fingers supported
+ * @size_of_data_register_block: data register block size
+ * @data1_offset: offset to data1 register from data base address
+ * @intr_reg_num: index to associated interrupt register
+ * @intr_mask: interrupt mask
+ * @full_addr: full 16-bit base addresses of function registers
+ * @link: linked list for function handlers
+ * @data_size: size of private data
+ * @data: pointer to private data
+ */
+struct synaptics_rmi4_fn {
+ unsigned char fn_number;
+ unsigned char num_of_data_sources;
+ unsigned char num_of_data_points;
+ unsigned char size_of_data_register_block;
+ unsigned char data1_offset;
+ unsigned char intr_reg_num;
+ unsigned char intr_mask;
+ struct synaptics_rmi4_fn_full_addr full_addr;
+ struct list_head link;
+ int data_size;
+ void *data;
+};
+
+/*
+ * struct synaptics_rmi4_device_info - device information
+ * @version_major: rmi protocol major version number
+ * @version_minor: rmi protocol minor version number
+ * @manufacturer_id: manufacturer id
+ * @product_props: product properties information
+ * @product_info: product info array
+ * @date_code: device manufacture date
+ * @tester_id: tester id array
+ * @serial_number: device serial number
+ * @product_id_string: device product id
+ * @support_fn_list: linked list for function handlers
+ */
+struct synaptics_rmi4_device_info {
+ unsigned int version_major;
+ unsigned int version_minor;
+ unsigned char manufacturer_id;
+ unsigned char product_props;
+ unsigned char product_info[SYNAPTICS_RMI4_PRODUCT_INFO_SIZE];
+ unsigned char date_code[SYNAPTICS_RMI4_DATE_CODE_SIZE];
+ unsigned short tester_id;
+ unsigned short serial_number;
+ unsigned char product_id_string[SYNAPTICS_RMI4_PRODUCT_ID_SIZE + 1];
+ unsigned char build_id[SYNAPTICS_RMI4_BUILD_ID_SIZE];
+ struct list_head support_fn_list;
+};
+
+/**
+ * struct synaptics_finger - Represents fingers.
+ * @ state: finger status.
+ * @ mcount: moving counter for debug.
+ */
+struct synaptics_finger {
+ unsigned char state;
+ unsigned short mcount;
+};
+
+/*
+ * struct synaptics_rmi4_data - rmi4 device instance data
+ * @i2c_client: pointer to associated i2c client
+ * @input_dev: pointer to associated input device
+ * @board: constant pointer to platform data
+ * @rmi4_mod_info: device information
+ * @regulator: pointer to associated regulator
+ * @rmi4_io_ctrl_mutex: mutex for i2c i/o control
+ * @early_suspend: instance to support early suspend power management
+ * @current_page: current page in sensor to acess
+ * @button_0d_enabled: flag for 0d button support
+ * @full_pm_cycle: flag for full power management cycle in early suspend stage
+ * @num_of_intr_regs: number of interrupt registers
+ * @f01_query_base_addr: query base address for f01
+ * @f01_cmd_base_addr: command base address for f01
+ * @f01_ctrl_base_addr: control base address for f01
+ * @f01_data_base_addr: data base address for f01
+ * @irq: attention interrupt
+ * @sensor_max_x: sensor maximum x value
+ * @sensor_max_y: sensor maximum y value
+ * @irq_enabled: flag for indicating interrupt enable status
+ * @touch_stopped: flag to stop interrupt thread processing
+ * @fingers_on_2d: flag to indicate presence of fingers in 2d area
+ * @sensor_sleep: flag to indicate sleep state of sensor
+ * @wait: wait queue for touch data polling in interrupt thread
+ * @i2c_read: pointer to i2c read function
+ * @i2c_write: pointer to i2c write function
+ * @irq_enable: pointer to irq enable function
+ */
+
+struct synaptics_rmi4_data {
+ struct i2c_client *i2c_client;
+ struct input_dev *input_dev;
+ const struct synaptics_rmi4_platform_data *board;
+ struct synaptics_rmi4_device_info rmi4_mod_info;
+ struct regulator *regulator;
+ struct mutex rmi4_reset_mutex;
+ struct mutex rmi4_io_ctrl_mutex;
+ struct mutex rmi4_reflash_mutex;
+ struct timer_list f51_finger_timer;
+#ifdef CONFIG_HAS_EARLYSUSPEND
+ struct early_suspend early_suspend;
+#endif
+ unsigned char *firmware_image;
+
+ struct completion init_done;
+ struct synaptics_finger finger[MAX_NUMBER_OF_FINGERS];
+
+ unsigned char current_page;
+ unsigned char button_0d_enabled;
+ unsigned char full_pm_cycle;
+ unsigned char num_of_rx;
+ unsigned char num_of_tx;
+ unsigned char num_of_node;
+ unsigned char num_of_fingers;
+ unsigned char max_touch_width;
+ unsigned char intr_mask[MAX_INTR_REGISTERS];
+ unsigned short num_of_intr_regs;
+ unsigned short f01_query_base_addr;
+ unsigned short f01_cmd_base_addr;
+ unsigned short f01_ctrl_base_addr;
+ unsigned short f01_data_base_addr;
+ int irq;
+ int sensor_max_x;
+ int sensor_max_y;
+ int touch_threshold;
+ int gloved_sensitivity;
+ int ta_status;
+ bool flash_prog_mode; /* prog_mod == TRUE ? boot mode : normal mode */
+ bool irq_enabled;
+ bool touch_stopped;
+ bool fingers_on_2d;
+ bool f51_finger;
+ bool sensor_sleep;
+ bool stay_awake;
+ bool staying_awake;
+ bool fast_glove_state;
+
+ int ic_revision_of_ic; /* revision of reading from IC */
+ int fw_version_of_ic; /* firmware version of IC */
+ int ic_revision_of_bin; /* revision of reading from binary */
+ int fw_version_of_bin; /* firmware version of binary */
+ int fw_release_date_of_ic; /* Config release data from IC */
+ int panel_revision; /* Octa panel revision */
+ bool doing_reflash;
+
+#ifdef CONFIG_GLOVE_TOUCH
+ int glove_touch_addr;
+ bool touchkey_glove_mode_status;
+ unsigned char glove_mode_feature;
+ unsigned char glove_mode_enables;
+ unsigned short glove_mode_enables_addr;
+#endif
+
+#ifdef TSP_BOOSTER
+ struct delayed_work work_dvfs_off;
+ struct delayed_work work_dvfs_chg;
+ struct mutex dvfs_lock;
+ bool dvfs_lock_status;
+ int dvfs_old_stauts;
+ int dvfs_boost_mode;
+ int dvfs_freq;
+#endif
+
+ struct delayed_work work_init_power_on;
+ struct delayed_work work_rezero;
+
+ void (*register_cb)(struct synaptics_rmi_callbacks *);
+ struct synaptics_rmi_callbacks callbacks;
+
+ int (*i2c_read)(struct synaptics_rmi4_data *pdata, unsigned short addr,
+ unsigned char *data, unsigned short length);
+ int (*i2c_write)(struct synaptics_rmi4_data *pdata, unsigned short addr,
+ unsigned char *data, unsigned short length);
+ int (*irq_enable)(struct synaptics_rmi4_data *rmi4_data, bool enable);
+ int (*reset_device)(struct synaptics_rmi4_data *rmi4_data);
+};
+
+enum exp_fn {
+ RMI_DEV = 0,
+ RMI_F54,
+ RMI_FW_UPDATER,
+ RMI_LAST,
+};
+
+struct synaptics_rmi4_exp_fn_ptr {
+ int (*read)(struct synaptics_rmi4_data *rmi4_data, unsigned short addr,
+ unsigned char *data, unsigned short length);
+ int (*write)(struct synaptics_rmi4_data *rmi4_data, unsigned short addr,
+ unsigned char *data, unsigned short length);
+ int (*enable)(struct synaptics_rmi4_data *rmi4_data, bool enable);
+};
+
+int synaptics_rmi4_new_function(enum exp_fn fn_type,
+ int (*func_init)(struct synaptics_rmi4_data *rmi4_data),
+ void (*func_remove)(struct synaptics_rmi4_data *rmi4_data),
+ void (*func_attn)(struct synaptics_rmi4_data *rmi4_data,
+ unsigned char intr_mask));
+
+int rmidev_module_register(void);
+int rmi4_f54_module_register(void);
+int synaptics_rmi4_f54_set_control(struct synaptics_rmi4_data *rmi4_data);
+
+int rmi4_fw_update_module_register(void);
+
+int synaptics_fw_updater(unsigned char *fw_data, bool mode, bool factory_fw);
+int synaptics_rmi4_glove_mode_enables(struct synaptics_rmi4_data *rmi4_data);
+
+int synaptics_rmi4_reset_device(struct synaptics_rmi4_data *rmi4_data);
+int synaptics_proximity_no_sleep_set(bool enables);
+void synaptics_rmi4_f51_set_custom_rezero(struct synaptics_rmi4_data *rmi4_data);
+
+extern int synaptics_rmi4_proximity_enables(unsigned char enables);
+
+extern struct class *sec_class;
+static inline ssize_t synaptics_rmi4_show_error(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ dev_warn(dev, "%s Attempted to read from write-only attribute %s\n",
+ __func__, attr->attr.name);
+ return -EPERM;
+}
+
+static inline ssize_t synaptics_rmi4_store_error(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ dev_warn(dev, "%s Attempted to write to read-only attribute %s\n",
+ __func__, attr->attr.name);
+ return -EPERM;
+}
+
+static inline void batohs(unsigned short *dest, unsigned char *src)
+{
+ *dest = src[1] * 0x100 + src[0];
+}
+
+static inline void hstoba(unsigned char *dest, unsigned short src)
+{
+ dest[0] = src % 0x100;
+ dest[1] = src / 0x100;
+}
+#ifdef CONFIG_FB_MSM_MIPI_SAMSUNG_OCTA_VIDEO_FULL_HD_PT_PANEL
+extern int touch_display_status;
+#endif
+#endif
--
1.8.3.2

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