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path: root/drivers/platform/x86/asus-wmi.c
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Diffstat (limited to 'drivers/platform/x86/asus-wmi.c')
-rw-r--r--drivers/platform/x86/asus-wmi.c16
1 files changed, 10 insertions, 6 deletions
diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c
index 3c6ccedc82b6..21fc932da3a1 100644
--- a/drivers/platform/x86/asus-wmi.c
+++ b/drivers/platform/x86/asus-wmi.c
@@ -46,6 +46,7 @@
#include <linux/platform_device.h>
#include <linux/thermal.h>
#include <linux/acpi.h>
+#include <linux/dmi.h>
#include <acpi/video.h>
#include "asus-wmi.h"
@@ -554,7 +555,7 @@ static int asus_wmi_led_init(struct asus_wmi *asus)
goto error;
}
- if (wlan_led_presence(asus) && (asus->driver->quirks->wapf == 4)) {
+ if (wlan_led_presence(asus) && (asus->driver->quirks->wapf > 0)) {
INIT_WORK(&asus->wlan_led_work, wlan_led_update);
asus->wlan_led.name = "asus::wlan";
@@ -884,7 +885,7 @@ static int asus_new_rfkill(struct asus_wmi *asus,
return -EINVAL;
if ((dev_id == ASUS_WMI_DEVID_WLAN) &&
- (asus->driver->quirks->wapf == 4))
+ (asus->driver->quirks->wapf > 0))
rfkill_set_led_trigger_name(*rfkill, "asus-wlan");
rfkill_init_sw_state(*rfkill, !result);
@@ -1270,10 +1271,7 @@ static int asus_wmi_backlight_init(struct asus_wmi *asus)
int power;
max = read_brightness_max(asus);
-
- if (max == -ENODEV)
- max = 0;
- else if (max < 0)
+ if (max < 0)
return max;
power = read_backlight_power(asus);
@@ -1734,6 +1732,7 @@ static int asus_wmi_add(struct platform_device *pdev)
struct platform_driver *pdrv = to_platform_driver(pdev->dev.driver);
struct asus_wmi_driver *wdrv = to_asus_wmi_driver(pdrv);
struct asus_wmi *asus;
+ const char *chassis_type;
acpi_status status;
int err;
u32 result;
@@ -1770,6 +1769,11 @@ static int asus_wmi_add(struct platform_device *pdev)
if (err)
goto fail_rfkill;
+ /* Some Asus desktop boards export an acpi-video backlight interface,
+ stop this from showing up */
+ chassis_type = dmi_get_system_info(DMI_CHASSIS_TYPE);
+ if (chassis_type && !strcmp(chassis_type, "3"))
+ acpi_video_dmi_promote_vendor();
if (asus->driver->quirks->wmi_backlight_power)
acpi_video_dmi_promote_vendor();
if (!acpi_video_backlight_support()) {