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Diffstat (limited to 'drivers/acpi/video.c')
-rw-r--r--drivers/acpi/video.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index db39e9e607d..08a44b532f7 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -46,7 +46,6 @@
#define PREFIX "ACPI: "
-#define ACPI_VIDEO_CLASS "video"
#define ACPI_VIDEO_BUS_NAME "Video Bus"
#define ACPI_VIDEO_DEVICE_NAME "Video Device"
#define ACPI_VIDEO_NOTIFY_SWITCH 0x80
@@ -308,7 +307,7 @@ video_set_cur_state(struct thermal_cooling_device *cooling_dev, unsigned long st
return acpi_video_device_lcd_set_level(video, level);
}
-static struct thermal_cooling_device_ops video_cooling_ops = {
+static const struct thermal_cooling_device_ops video_cooling_ops = {
.get_max_state = video_get_max_state,
.get_cur_state = video_get_cur_state,
.set_cur_state = video_set_cur_state,
@@ -1445,7 +1444,8 @@ static void acpi_video_bus_notify(struct acpi_device *device, u32 event)
case ACPI_VIDEO_NOTIFY_SWITCH: /* User requested a switch,
* most likely via hotkey. */
acpi_bus_generate_proc_event(device, event, 0);
- keycode = KEY_SWITCHVIDEOMODE;
+ if (!acpi_notifier_call_chain(device, event, 0))
+ keycode = KEY_SWITCHVIDEOMODE;
break;
case ACPI_VIDEO_NOTIFY_PROBE: /* User plugged in or removed a video
@@ -1475,7 +1475,8 @@ static void acpi_video_bus_notify(struct acpi_device *device, u32 event)
break;
}
- acpi_notifier_call_chain(device, event, 0);
+ if (event != ACPI_VIDEO_NOTIFY_SWITCH)
+ acpi_notifier_call_chain(device, event, 0);
if (keycode) {
input_report_key(input, keycode, 1);