[PATCH RFT/RFC 13/49] staging: media: zoran: remove proc_fs

From: Corentin Labbe
Date: Mon Sep 21 2020 - 06:24:23 EST

The zoran driver give some debug information in procfs, but this is not
the right place.
So let's remove them, we will use debugfs later.

Signed-off-by: Corentin Labbe <clabbe@xxxxxxxxxxxx>
---
drivers/staging/media/zoran/Makefile | 2 +-
drivers/staging/media/zoran/zoran.h | 5 -
drivers/staging/media/zoran/zoran_card.c | 6 -
drivers/staging/media/zoran/zoran_device.c | 1 -
drivers/staging/media/zoran/zoran_driver.c | 1 -
drivers/staging/media/zoran/zoran_procfs.c | 213 ---------------------
drivers/staging/media/zoran/zoran_procfs.h | 32 ----
7 files changed, 1 insertion(+), 259 deletions(-)
delete mode 100644 drivers/staging/media/zoran/zoran_procfs.c
delete mode 100644 drivers/staging/media/zoran/zoran_procfs.h

diff --git a/drivers/staging/media/zoran/Makefile b/drivers/staging/media/zoran/Makefile
index 21ac29a71458..7023158e3892 100644
--- a/drivers/staging/media/zoran/Makefile
+++ b/drivers/staging/media/zoran/Makefile
@@ -1,5 +1,5 @@
# SPDX-License-Identifier: GPL-2.0
-zr36067-objs := zoran_procfs.o zoran_device.o \
+zr36067-objs := zoran_device.o \
zoran_driver.o zoran_card.o

obj-$(CONFIG_VIDEO_ZORAN) += zr36067.o videocodec.o
diff --git a/drivers/staging/media/zoran/zoran.h b/drivers/staging/media/zoran/zoran.h
index eac8e49a080f..1b3eceaead5a 100644
--- a/drivers/staging/media/zoran/zoran.h
+++ b/drivers/staging/media/zoran/zoran.h
@@ -346,11 +346,6 @@ struct zoran {
struct zoran_buffer_col jpg_buffers; /* MJPEG buffers' info */

/* Additional stuff for testing */
-#ifdef CONFIG_PROC_FS
- struct proc_dir_entry *zoran_proc;
-#else
- void *zoran_proc;
-#endif
int testing;
int jpeg_error;
int intr_counter_GIRQ1;
diff --git a/drivers/staging/media/zoran/zoran_card.c b/drivers/staging/media/zoran/zoran_card.c
index 5a3fa5fe32b1..02af426cf94e 100644
--- a/drivers/staging/media/zoran/zoran_card.c
+++ b/drivers/staging/media/zoran/zoran_card.c
@@ -18,7 +18,6 @@
#include <linux/vmalloc.h>
#include <linux/slab.h>

-#include <linux/proc_fs.h>
#include <linux/i2c.h>
#include <linux/i2c-algo-bit.h>
#include <linux/videodev2.h>
@@ -38,7 +37,6 @@
#include "zoran.h"
#include "zoran_card.h"
#include "zoran_device.h"
-#include "zoran_procfs.h"

extern const struct zoran_format zoran_formats[];

@@ -973,7 +971,6 @@ static int zr36057_init(struct zoran *zr)
encoder_call(zr, video, s_routing, 2, 0, 0);
}

- zr->zoran_proc = NULL;
zr->initialized = 1;
return 0;

@@ -1014,7 +1011,6 @@ static void zoran_remove(struct pci_dev *pdev)
free_irq(zr->pci_dev->irq, zr);
/* unmap and free memory */
kfree(zr->stat_com);
- zoran_proc_cleanup(zr);
iounmap(zr->zr36057_mem);
pci_disable_device(zr->pci_dev);
video_unregister_device(zr->video_dev);
@@ -1271,8 +1267,6 @@ static int zoran_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
if (zr36057_init(zr) < 0)
goto zr_detach_vfe;

- zoran_proc_init(zr);
-
return 0;

zr_detach_vfe:
diff --git a/drivers/staging/media/zoran/zoran_device.c b/drivers/staging/media/zoran/zoran_device.c
index 03ad3562a807..0fb65fa4a3dd 100644
--- a/drivers/staging/media/zoran/zoran_device.c
+++ b/drivers/staging/media/zoran/zoran_device.c
@@ -17,7 +17,6 @@
#include <linux/sched/signal.h>

#include <linux/interrupt.h>
-#include <linux/proc_fs.h>
#include <linux/i2c.h>
#include <linux/i2c-algo-bit.h>
#include <linux/videodev2.h>
diff --git a/drivers/staging/media/zoran/zoran_driver.c b/drivers/staging/media/zoran/zoran_driver.c
index 2f6ef995927a..31ed36906204 100644
--- a/drivers/staging/media/zoran/zoran_driver.c
+++ b/drivers/staging/media/zoran/zoran_driver.c
@@ -53,7 +53,6 @@
#include <asm/byteorder.h>
#include <linux/io.h>
#include <linux/uaccess.h>
-#include <linux/proc_fs.h>

#include <linux/mutex.h>
#include "zoran.h"
diff --git a/drivers/staging/media/zoran/zoran_procfs.c b/drivers/staging/media/zoran/zoran_procfs.c
deleted file mode 100644
index 98f9e0103d83..000000000000
--- a/drivers/staging/media/zoran/zoran_procfs.c
+++ /dev/null
@@ -1,213 +0,0 @@
-/*
- * Zoran zr36057/zr36067 PCI controller driver, for the
- * Pinnacle/Miro DC10/DC10+/DC30/DC30+, Iomega Buz, Linux
- * Media Labs LML33/LML33R10.
- *
- * This part handles the procFS entries (/proc/ZORAN[%d])
- *
- * Copyright (C) 2000 Serguei Miridonov <mirsev@xxxxxxxxx>
- *
- * Currently maintained by:
- * Ronald Bultje <rbultje@xxxxxxxxxxxxxxxxxxx>
- * Laurent Pinchart <laurent.pinchart@xxxxxxxxx>
- * Mailinglist <mjpeg-users@xxxxxxxxxxxx>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * 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/types.h>
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/printk.h>
-#include <linux/vmalloc.h>
-
-#include <linux/proc_fs.h>
-#include <linux/pci.h>
-#include <linux/i2c.h>
-#include <linux/i2c-algo-bit.h>
-#include <linux/videodev2.h>
-#include <linux/spinlock.h>
-#include <linux/sem.h>
-#include <linux/seq_file.h>
-
-#include <linux/ctype.h>
-#include <linux/poll.h>
-#include <asm/io.h>
-
-#include "videocodec.h"
-#include "zoran.h"
-#include "zoran_procfs.h"
-#include "zoran_card.h"
-
-#ifdef CONFIG_PROC_FS
-struct procfs_params_zr36067 {
- char *name;
- short reg;
- u32 mask;
- short bit;
-};
-
-static const struct procfs_params_zr36067 zr67[] = {
- {"HSPol", 0x000, 1, 30},
- {"HStart", 0x000, 0x3ff, 10},
- {"HEnd", 0x000, 0x3ff, 0},
-
- {"VSPol", 0x004, 1, 30},
- {"VStart", 0x004, 0x3ff, 10},
- {"VEnd", 0x004, 0x3ff, 0},
-
- {"ExtFl", 0x008, 1, 26},
- {"TopField", 0x008, 1, 25},
- {"VCLKPol", 0x008, 1, 24},
- {"DupFld", 0x008, 1, 20},
- {"LittleEndian", 0x008, 1, 0},
-
- {"HsyncStart", 0x10c, 0xffff, 16},
- {"LineTot", 0x10c, 0xffff, 0},
-
- {"NAX", 0x110, 0xffff, 16},
- {"PAX", 0x110, 0xffff, 0},
-
- {"NAY", 0x114, 0xffff, 16},
- {"PAY", 0x114, 0xffff, 0},
-
- /* {"",,,}, */
-
- {NULL, 0, 0, 0},
-};
-
-static void setparam(struct zoran *zr, char *name, char *sval)
-{
- int i = 0, reg0, reg, val;
-
- while (zr67[i].name) {
- if (!strncmp(name, zr67[i].name, strlen(zr67[i].name))) {
- reg = reg0 = btread(zr67[i].reg);
- reg &= ~(zr67[i].mask << zr67[i].bit);
- if (!isdigit(sval[0]))
- break;
- val = simple_strtoul(sval, NULL, 0);
- if ((val & ~zr67[i].mask))
- break;
- reg |= (val & zr67[i].mask) << zr67[i].bit;
- dprintk(4,
- KERN_INFO
- "%s: setparam: setting ZR36067 register 0x%03x: 0x%08x=>0x%08x %s=%d\n",
- ZR_DEVNAME(zr), zr67[i].reg, reg0, reg,
- zr67[i].name, val);
- btwrite(reg, zr67[i].reg);
- break;
- }
- i++;
- }
-}
-
-static int zoran_show(struct seq_file *p, void *v)
-{
- struct zoran *zr = p->private;
- int i;
-
- seq_printf(p, "ZR36067 registers:\n");
- for (i = 0; i < 0x130; i += 16)
- seq_printf(p, "%03X %08X %08X %08X %08X\n", i,
- btread(i), btread(i + 4), btread(i + 8), btread(i + 12));
- return 0;
-}
-
-static int zoran_open(struct inode *inode, struct file *file)
-{
- struct zoran *data = PDE_DATA(inode);
-
- return single_open(file, zoran_show, data);
-}
-
-static ssize_t zoran_write(struct file *file, const char __user *buffer,
- size_t count, loff_t *ppos)
-{
- struct zoran *zr = PDE_DATA(file_inode(file));
- char *string, *sp;
- char *line, *ldelim, *varname, *svar, *tdelim;
-
- if (count > 32768) /* Stupidity filter */
- return -EINVAL;
-
- string = sp = vmalloc(count + 1);
- if (!string) {
- return -ENOMEM;
- }
- if (copy_from_user(string, buffer, count)) {
- vfree(string);
- return -EFAULT;
- }
- string[count] = 0;
- dprintk(4, KERN_INFO "%s: write_proc: name=%pD count=%zu zr=%p\n",
- ZR_DEVNAME(zr), file, count, zr);
- ldelim = " \t\n";
- tdelim = "=";
- line = strpbrk(sp, ldelim);
- while (line) {
- *line = 0;
- svar = strpbrk(sp, tdelim);
- if (svar) {
- *svar = 0;
- varname = sp;
- svar++;
- setparam(zr, varname, svar);
- }
- sp = line + 1;
- line = strpbrk(sp, ldelim);
- }
- vfree(string);
-
- return count;
-}
-
-static const struct file_operations zoran_operations = {
- .owner = THIS_MODULE,
- .open = zoran_open,
- .read = seq_read,
- .write = zoran_write,
- .llseek = seq_lseek,
- .release = single_release,
-};
-#endif
-
-int zoran_proc_init(struct zoran *zr)
-{
-#ifdef CONFIG_PROC_FS
- char name[8];
-
- snprintf(name, 7, "zoran%d", zr->id);
- zr->zoran_proc = proc_create_data(name, 0, NULL, &zoran_operations, zr);
- if (zr->zoran_proc) {
- dprintk(2,
- KERN_INFO
- "%s: procfs entry /proc/%s allocated. data=%p\n",
- ZR_DEVNAME(zr), name, zr);
- } else {
- pr_err("%s: Unable to initialise /proc/%s\n", ZR_DEVNAME(zr), name);
- return 1;
- }
-#endif
- return 0;
-}
-
-void zoran_proc_cleanup(struct zoran *zr)
-{
-#ifdef CONFIG_PROC_FS
- char name[8];
-
- snprintf(name, 7, "zoran%d", zr->id);
- if (zr->zoran_proc)
- remove_proc_entry(name, NULL);
- zr->zoran_proc = NULL;
-#endif
-}
diff --git a/drivers/staging/media/zoran/zoran_procfs.h b/drivers/staging/media/zoran/zoran_procfs.h
deleted file mode 100644
index 0ac7cb0011f2..000000000000
--- a/drivers/staging/media/zoran/zoran_procfs.h
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * Zoran zr36057/zr36067 PCI controller driver, for the
- * Pinnacle/Miro DC10/DC10+/DC30/DC30+, Iomega Buz, Linux
- * Media Labs LML33/LML33R10.
- *
- * This part handles card-specific data and detection
- *
- * Copyright (C) 2000 Serguei Miridonov <mirsev@xxxxxxxxx>
- *
- * Currently maintained by:
- * Ronald Bultje <rbultje@xxxxxxxxxxxxxxxxxxx>
- * Laurent Pinchart <laurent.pinchart@xxxxxxxxx>
- * Mailinglist <mjpeg-users@xxxxxxxxxxxx>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * 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 __ZORAN_PROCFS_H__
-#define __ZORAN_PROCFS_H__
-
-extern int zoran_proc_init(struct zoran *zr);
-extern void zoran_proc_cleanup(struct zoran *zr);
-
-#endif /* __ZORAN_PROCFS_H__ */
--
2.26.2