Files
linux/drivers/gpu/drm/radeon
Nicholas Bishop 364438fd62 drm/radeon: Fix backlight control on iMac 12,1
The iMac 12,1 does not use the gmux driver for backlight, so the radeon
backlight device is needed to set the brightness.

Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1838
Signed-off-by: Nicholas Bishop <nicholasbishop@google.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
2022-02-14 15:01:46 -05:00
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