[PATCH 09/11] platform: thinkpad_acpi: convert to use DRIVER_ATTR_RO/RW

From: Greg Kroah-Hartman
Date: Fri Jun 09 2017 - 05:04:24 EST


We are trying to get rid of DRIVER_ATTR(), and the thinkpad_acpi
driver's attributes can be trivially changed to use DRIVER_ATTR_RO() and
DRIVER_ATTR_RW().

Cc: Henrique de Moraes Holschuh <ibm-acpi@xxxxxxxxxx>
Cc: Darren Hart <dvhart@xxxxxxxxxxxxx>
Cc: Andy Shevchenko <andy@xxxxxxxxxxxxx>
Cc: <ibm-acpi-devel@xxxxxxxxxxxxxxxxxxxxx>
Cc: <platform-driver-x86@xxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/platform/x86/thinkpad_acpi.c | 91 +++++++++++-------------------------
1 file changed, 28 insertions(+), 63 deletions(-)

diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index 7b6cb0c69b02..f6861b551178 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -1438,25 +1438,20 @@ static int tpacpi_rfk_procfs_write(const enum tpacpi_rfk_id id, char *buf)
*/

/* interface_version --------------------------------------------------- */
-static ssize_t tpacpi_driver_interface_version_show(
- struct device_driver *drv,
- char *buf)
+static ssize_t interface_version_show(struct device_driver *drv, char *buf)
{
return snprintf(buf, PAGE_SIZE, "0x%08x\n", TPACPI_SYSFS_VERSION);
}
-
-static DRIVER_ATTR(interface_version, S_IRUGO,
- tpacpi_driver_interface_version_show, NULL);
+static DRIVER_ATTR_RO(interface_version);

/* debug_level --------------------------------------------------------- */
-static ssize_t tpacpi_driver_debug_show(struct device_driver *drv,
- char *buf)
+static ssize_t debug_level_show(struct device_driver *drv, char *buf)
{
return snprintf(buf, PAGE_SIZE, "0x%04x\n", dbg_level);
}

-static ssize_t tpacpi_driver_debug_store(struct device_driver *drv,
- const char *buf, size_t count)
+static ssize_t debug_level_store(struct device_driver *drv, const char *buf,
+ size_t count)
{
unsigned long t;

@@ -1467,34 +1462,28 @@ static ssize_t tpacpi_driver_debug_store(struct device_driver *drv,

return count;
}
-
-static DRIVER_ATTR(debug_level, S_IWUSR | S_IRUGO,
- tpacpi_driver_debug_show, tpacpi_driver_debug_store);
+static DRIVER_ATTR_RW(debug_level);

/* version ------------------------------------------------------------- */
-static ssize_t tpacpi_driver_version_show(struct device_driver *drv,
- char *buf)
+static ssize_t version_show(struct device_driver *drv, char *buf)
{
return snprintf(buf, PAGE_SIZE, "%s v%s\n",
TPACPI_DESC, TPACPI_VERSION);
}
-
-static DRIVER_ATTR(version, S_IRUGO,
- tpacpi_driver_version_show, NULL);
+static DRIVER_ATTR_RO(version);

/* --------------------------------------------------------------------- */

#ifdef CONFIG_THINKPAD_ACPI_DEBUGFACILITIES

/* wlsw_emulstate ------------------------------------------------------ */
-static ssize_t tpacpi_driver_wlsw_emulstate_show(struct device_driver *drv,
- char *buf)
+static ssize_t wlsw_emulstate_show(struct device_driver *drv, char *buf)
{
return snprintf(buf, PAGE_SIZE, "%d\n", !!tpacpi_wlsw_emulstate);
}

-static ssize_t tpacpi_driver_wlsw_emulstate_store(struct device_driver *drv,
- const char *buf, size_t count)
+static ssize_t wlsw_emulstate_store(struct device_driver *drv, const char *buf,
+ size_t count)
{
unsigned long t;

@@ -1508,22 +1497,16 @@ static ssize_t tpacpi_driver_wlsw_emulstate_store(struct device_driver *drv,

return count;
}
-
-static DRIVER_ATTR(wlsw_emulstate, S_IWUSR | S_IRUGO,
- tpacpi_driver_wlsw_emulstate_show,
- tpacpi_driver_wlsw_emulstate_store);
+static DRIVER_ATTR_RW(wlsw_emulstate);

/* bluetooth_emulstate ------------------------------------------------- */
-static ssize_t tpacpi_driver_bluetooth_emulstate_show(
- struct device_driver *drv,
- char *buf)
+static ssize_t bluetooth_emulstate_show(struct device_driver *drv, char *buf)
{
return snprintf(buf, PAGE_SIZE, "%d\n", !!tpacpi_bluetooth_emulstate);
}

-static ssize_t tpacpi_driver_bluetooth_emulstate_store(
- struct device_driver *drv,
- const char *buf, size_t count)
+static ssize_t bluetooth_emulstate_store(struct device_driver *drv,
+ const char *buf, size_t count)
{
unsigned long t;

@@ -1534,22 +1517,16 @@ static ssize_t tpacpi_driver_bluetooth_emulstate_store(

return count;
}
-
-static DRIVER_ATTR(bluetooth_emulstate, S_IWUSR | S_IRUGO,
- tpacpi_driver_bluetooth_emulstate_show,
- tpacpi_driver_bluetooth_emulstate_store);
+static DRIVER_ATTR_RW(bluetooth_emulstate);

/* wwan_emulstate ------------------------------------------------- */
-static ssize_t tpacpi_driver_wwan_emulstate_show(
- struct device_driver *drv,
- char *buf)
+static ssize_t wwan_emulstate_show(struct device_driver *drv, char *buf)
{
return snprintf(buf, PAGE_SIZE, "%d\n", !!tpacpi_wwan_emulstate);
}

-static ssize_t tpacpi_driver_wwan_emulstate_store(
- struct device_driver *drv,
- const char *buf, size_t count)
+static ssize_t wwan_emulstate_store(struct device_driver *drv, const char *buf,
+ size_t count)
{
unsigned long t;

@@ -1560,22 +1537,16 @@ static ssize_t tpacpi_driver_wwan_emulstate_store(

return count;
}
-
-static DRIVER_ATTR(wwan_emulstate, S_IWUSR | S_IRUGO,
- tpacpi_driver_wwan_emulstate_show,
- tpacpi_driver_wwan_emulstate_store);
+static DRIVER_ATTR_RW(wwan_emulstate);

/* uwb_emulstate ------------------------------------------------- */
-static ssize_t tpacpi_driver_uwb_emulstate_show(
- struct device_driver *drv,
- char *buf)
+static ssize_t uwb_emulstate_show(struct device_driver *drv, char *buf)
{
return snprintf(buf, PAGE_SIZE, "%d\n", !!tpacpi_uwb_emulstate);
}

-static ssize_t tpacpi_driver_uwb_emulstate_store(
- struct device_driver *drv,
- const char *buf, size_t count)
+static ssize_t uwb_emulstate_store(struct device_driver *drv, const char *buf,
+ size_t count)
{
unsigned long t;

@@ -1586,10 +1557,7 @@ static ssize_t tpacpi_driver_uwb_emulstate_store(

return count;
}
-
-static DRIVER_ATTR(uwb_emulstate, S_IWUSR | S_IRUGO,
- tpacpi_driver_uwb_emulstate_show,
- tpacpi_driver_uwb_emulstate_store);
+static DRIVER_ATTR_RW(uwb_emulstate);
#endif

/* --------------------------------------------------------------------- */
@@ -8606,14 +8574,13 @@ static ssize_t fan_fan2_input_show(struct device *dev,
static DEVICE_ATTR(fan2_input, S_IRUGO, fan_fan2_input_show, NULL);

/* sysfs fan fan_watchdog (hwmon driver) ------------------------------- */
-static ssize_t fan_fan_watchdog_show(struct device_driver *drv,
- char *buf)
+static ssize_t fan_watchdog_show(struct device_driver *drv, char *buf)
{
return snprintf(buf, PAGE_SIZE, "%u\n", fan_watchdog_maxinterval);
}

-static ssize_t fan_fan_watchdog_store(struct device_driver *drv,
- const char *buf, size_t count)
+static ssize_t fan_watchdog_store(struct device_driver *drv, const char *buf,
+ size_t count)
{
unsigned long t;

@@ -8630,9 +8597,7 @@ static ssize_t fan_fan_watchdog_store(struct device_driver *drv,

return count;
}
-
-static DRIVER_ATTR(fan_watchdog, S_IWUSR | S_IRUGO,
- fan_fan_watchdog_show, fan_fan_watchdog_store);
+static DRIVER_ATTR_RW(fan_watchdog);

/* --------------------------------------------------------------------- */
static struct attribute *fan_attributes[] = {
--
2.13.1