git.maquefel.me Git - linux.git/commit

author	Alex Deucher <alexander.deucher@amd.com>
	Tue, 23 Nov 2021 15:44:48 +0000 (10:44 -0500)
committer	Alex Deucher <alexander.deucher@amd.com>
	Wed, 24 Nov 2021 20:14:36 +0000 (15:14 -0500)
commit	692cd92e66ee10597676530573a495dc1d3bec6a
tree	72c307584e8e9a7fcaa8f2e9524bea6af98a035d	tree \| snapshot
parent	d5c7255dc7ff6e1239d794b9c53029d83ced04ca	commit \| diff

drm/amd/display: update bios scratch when setting backlight

Update the bios scratch register when updating the backlight
level. Some platforms apparently read this scratch register
and do additional operations in their hotkey handlers.

Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1518
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c		diff \| blob \| history
drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h		diff \| blob \| history
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c		diff \| blob \| history

ep93xx device tree rework repo: git://git.maquefel.me/linux.git

RSS Atom