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ACPI: video: Add backlight=native DMI quirk for Apple iMac11,3

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Linux defaults to picking the non-working ACPI video backlight interface
on the Apple iMac11,3 .

Add a DMI quirk to pick the working native radeon_bl0 interface instead.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Hans de Goede 2023-05-17 11:23:58 +02:00 committed by Rafael J. Wysocki
parent f1fcbaa18b
commit 48436f2e98
1 changed files with 8 additions and 0 deletions
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8
drivers/acpi/video_detect.c
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@ -470,6 +470,14 @@ static const struct dmi_system_id video_detect_dmi_table[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "82BK"),
},
},
{
.callback = video_detect_force_native,
/* Apple iMac11,3 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."),
DMI_MATCH(DMI_PRODUCT_NAME, "iMac11,3"),
},
},
{
/* https://bugzilla.redhat.com/show_bug.cgi?id=1217249 */
.callback = video_detect_force_native,