[PATCH v2 1/6] toshiba_acpi: Add version entry to sysfs

From: Azael Avalos
Date: Tue Feb 10 2015 - 23:10:36 EST


This patch adds a new entry to the sysfs, showing the version of the
driver.

Signed-off-by: Azael Avalos <coproscefalo@xxxxxxxxx>
---
drivers/platform/x86/toshiba_acpi.c | 10 ++++++++++
1 file changed, 10 insertions(+)

diff --git a/drivers/platform/x86/toshiba_acpi.c b/drivers/platform/x86/toshiba_acpi.c
index 4e8a8cf..334b65e 100644
--- a/drivers/platform/x86/toshiba_acpi.c
+++ b/drivers/platform/x86/toshiba_acpi.c
@@ -1514,6 +1514,8 @@ static const struct backlight_ops toshiba_backlight_data = {
/*
* Sysfs files
*/
+static ssize_t toshiba_version_show(struct device *dev,
+ struct device_attribute *attr, char *buf);
static ssize_t toshiba_kbd_bl_mode_store(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count);
@@ -1566,6 +1568,7 @@ static ssize_t toshiba_usb_sleep_music_store(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count);

+static DEVICE_ATTR(version, S_IRUGO, toshiba_version_show, NULL);
static DEVICE_ATTR(kbd_backlight_mode, S_IRUGO | S_IWUSR,
toshiba_kbd_bl_mode_show, toshiba_kbd_bl_mode_store);
static DEVICE_ATTR(kbd_type, S_IRUGO, toshiba_kbd_type_show, NULL);
@@ -1590,6 +1593,7 @@ static DEVICE_ATTR(usb_sleep_music, S_IRUGO | S_IWUSR,
toshiba_usb_sleep_music_store);

static struct attribute *toshiba_attributes[] = {
+ &dev_attr_version.attr,
&dev_attr_kbd_backlight_mode.attr,
&dev_attr_kbd_type.attr,
&dev_attr_available_kbd_modes.attr,
@@ -1611,6 +1615,12 @@ static struct attribute_group toshiba_attr_group = {
.attrs = toshiba_attributes,
};

+static ssize_t toshiba_version_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ return sprintf(buf, "%s\n", TOSHIBA_ACPI_VERSION);
+}
+
static ssize_t toshiba_kbd_bl_mode_store(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
--
2.2.2

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