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path: root/drivers/platform/x86/acer-wmi.c
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Diffstat (limited to 'drivers/platform/x86/acer-wmi.c')
-rw-r--r--drivers/platform/x86/acer-wmi.c10
1 files changed, 3 insertions, 7 deletions
diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c
index 3ac29a1e8..f6b280dbf 100644
--- a/drivers/platform/x86/acer-wmi.c
+++ b/drivers/platform/x86/acer-wmi.c
@@ -2246,14 +2246,10 @@ static int __init acer_wmi_init(void)
set_quirks();
if (dmi_check_system(video_vendor_dmi_table))
- acpi_video_dmi_promote_vendor();
- if (acpi_video_backlight_support()) {
+ acpi_video_set_dmi_backlight_type(acpi_backlight_vendor);
+
+ if (acpi_video_get_backlight_type() != acpi_backlight_vendor)
interface->capability &= ~ACER_CAP_BRIGHTNESS;
- pr_info("Brightness must be controlled by acpi video driver\n");
- } else {
- pr_info("Disabling ACPI video driver\n");
- acpi_video_unregister_backlight();
- }
if (wmi_has_guid(WMID_GUID3)) {
if (ec_raw_mode) {