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path: root/drivers/acpi/acpi_video.c
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Diffstat (limited to 'drivers/acpi/acpi_video.c')
-rw-r--r--drivers/acpi/acpi_video.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/acpi/acpi_video.c b/drivers/acpi/acpi_video.c
index 3d5b8a099351..c1d138e128cb 100644
--- a/drivers/acpi/acpi_video.c
+++ b/drivers/acpi/acpi_video.c
@@ -754,7 +754,8 @@ static int acpi_video_bqc_quirk(struct acpi_video_device *device,
}
int acpi_video_get_levels(struct acpi_device *device,
- struct acpi_video_device_brightness **dev_br)
+ struct acpi_video_device_brightness **dev_br,
+ int *pmax_level)
{
union acpi_object *obj = NULL;
int i, max_level = 0, count = 0, level_ac_battery = 0;
@@ -841,6 +842,8 @@ int acpi_video_get_levels(struct acpi_device *device,
br->count = count;
*dev_br = br;
+ if (pmax_level)
+ *pmax_level = max_level;
out:
kfree(obj);
@@ -869,7 +872,7 @@ acpi_video_init_brightness(struct acpi_video_device *device)
struct acpi_video_device_brightness *br = NULL;
int result = -EINVAL;
- result = acpi_video_get_levels(device->dev, &br);
+ result = acpi_video_get_levels(device->dev, &br, &max_level);
if (result)
return result;
device->brightness = br;
@@ -1737,7 +1740,7 @@ static void acpi_video_run_bcl_for_osi(struct acpi_video_bus *video)
mutex_lock(&video->device_list_lock);
list_for_each_entry(dev, &video->video_device_list, entry) {
- if (!acpi_video_device_lcd_query_levels(dev, &levels))
+ if (!acpi_video_device_lcd_query_levels(dev->dev->handle, &levels))
kfree(levels);
}
mutex_unlock(&video->device_list_lock);