acpi_video_device_lcd_get_level_current() called acpi_video_bqc_value_to_level()
with "*level" as a second argument, resulting in level being returned based on
initial input, not current brightness, breaking backlight controls.
Signed-off-by: Artem Savkov <artem.sav...@gmail.com>
---
drivers/acpi/video.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index 3cdd047..68a777b 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -505,7 +505,8 @@ acpi_video_device_lcd_get_level_current(struct
acpi_video_device *device,
return 0;
}
- *level = acpi_video_bqc_value_to_level(device, *level);
+ *level = acpi_video_bqc_value_to_level(device,
+ device->brightness->curr);
for (i = 2; i < device->brightness->count; i++)
if (device->brightness->levels[i] == *level) {
--
1.8.2
--
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