Hi, On 7/5/21 5:27 PM, Sasha Levin wrote: > From: "Luke D. Jones" <luke@xxxxxxxxxx> > > [ Upstream commit 28117f3a5c3c8375a3304af76357d5bf9cf30f0b ] > > The quirks added to asus-nb-wmi for the ASUS ROG Zephyrus G14 and G15 are > wrong, they tell the asus-wmi code to use the vendor specific WMI backlight > interface. But there is no such interface on these laptops. > > As a side effect, these quirks stop the acpi_video driver to register since > they make acpi_video_get_backlight_type() return acpi_backlight_vendor, > leaving only the native AMD backlight driver in place, which is the one we > want. This happy coincidence is being replaced with a new quirk in > drivers/acpi/video_detect.c which actually sets the backlight_type to > acpi_backlight_native fixinf this properly. This reverts > commit 13bceda68fb9 ("platform/x86: asus-nb-wmi: add support for ASUS ROG > Zephyrus G14 and G15"). > > Signed-off-by: Luke D. Jones <luke@xxxxxxxxxx> > Link: https://lore.kernel.org/r/20210419074915.393433-3-luke@xxxxxxxxxx > Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx> > Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> Note this should only be cherry-picked if commit 2dfbacc65d1d ("ACPI: video: use native backlight for GA401/GA502/GA503"): https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=2dfbacc65d1d2eae587ccb6b93f6280542641858 Is also being cherry-picked, since the quirk added in that commit replaces the quirks which are being reverted here. Regards, Hans > --- > drivers/platform/x86/asus-nb-wmi.c | 82 ------------------------------ > 1 file changed, 82 deletions(-) > > diff --git a/drivers/platform/x86/asus-nb-wmi.c b/drivers/platform/x86/asus-nb-wmi.c > index b07b1288346e..0cb927f0f301 100644 > --- a/drivers/platform/x86/asus-nb-wmi.c > +++ b/drivers/platform/x86/asus-nb-wmi.c > @@ -110,16 +110,6 @@ static struct quirk_entry quirk_asus_forceals = { > .wmi_force_als_set = true, > }; > > -static struct quirk_entry quirk_asus_ga401i = { > - .wmi_backlight_power = true, > - .wmi_backlight_set_devstate = true, > -}; > - > -static struct quirk_entry quirk_asus_ga502i = { > - .wmi_backlight_power = true, > - .wmi_backlight_set_devstate = true, > -}; > - > static struct quirk_entry quirk_asus_use_kbd_dock_devid = { > .use_kbd_dock_devid = true, > }; > @@ -430,78 +420,6 @@ static const struct dmi_system_id asus_quirks[] = { > }, > .driver_data = &quirk_asus_forceals, > }, > - { > - .callback = dmi_matched, > - .ident = "ASUSTeK COMPUTER INC. GA401IH", > - .matches = { > - DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), > - DMI_MATCH(DMI_PRODUCT_NAME, "GA401IH"), > - }, > - .driver_data = &quirk_asus_ga401i, > - }, > - { > - .callback = dmi_matched, > - .ident = "ASUSTeK COMPUTER INC. GA401II", > - .matches = { > - DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), > - DMI_MATCH(DMI_PRODUCT_NAME, "GA401II"), > - }, > - .driver_data = &quirk_asus_ga401i, > - }, > - { > - .callback = dmi_matched, > - .ident = "ASUSTeK COMPUTER INC. GA401IU", > - .matches = { > - DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), > - DMI_MATCH(DMI_PRODUCT_NAME, "GA401IU"), > - }, > - .driver_data = &quirk_asus_ga401i, > - }, > - { > - .callback = dmi_matched, > - .ident = "ASUSTeK COMPUTER INC. GA401IV", > - .matches = { > - DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), > - DMI_MATCH(DMI_PRODUCT_NAME, "GA401IV"), > - }, > - .driver_data = &quirk_asus_ga401i, > - }, > - { > - .callback = dmi_matched, > - .ident = "ASUSTeK COMPUTER INC. GA401IVC", > - .matches = { > - DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), > - DMI_MATCH(DMI_PRODUCT_NAME, "GA401IVC"), > - }, > - .driver_data = &quirk_asus_ga401i, > - }, > - { > - .callback = dmi_matched, > - .ident = "ASUSTeK COMPUTER INC. GA502II", > - .matches = { > - DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), > - DMI_MATCH(DMI_PRODUCT_NAME, "GA502II"), > - }, > - .driver_data = &quirk_asus_ga502i, > - }, > - { > - .callback = dmi_matched, > - .ident = "ASUSTeK COMPUTER INC. GA502IU", > - .matches = { > - DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), > - DMI_MATCH(DMI_PRODUCT_NAME, "GA502IU"), > - }, > - .driver_data = &quirk_asus_ga502i, > - }, > - { > - .callback = dmi_matched, > - .ident = "ASUSTeK COMPUTER INC. GA502IV", > - .matches = { > - DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), > - DMI_MATCH(DMI_PRODUCT_NAME, "GA502IV"), > - }, > - .driver_data = &quirk_asus_ga502i, > - }, > { > .callback = dmi_matched, > .ident = "Asus Transformer T100TA / T100HA / T100CHI", >