drm/amdgpu: save/restore backlight level in legacy dce code
Save/restore the backlight level scratch register in S3/S4 so the backlight level comes back at the previously requested level. Bug: https://bugzilla.kernel.org/show_bug.cgi?id=199047 Fixes: 4ec6ecf4 (drm/amdgpu: drop scratch regs save and restore from S3/S4 handling) Acked-by:Michel Dänzer <michel.daenzer@amd.com> Reviewed-by:
Harry Wentland <harry.wentland@amd.com> Signed-off-by:
Alex Deucher <alexander.deucher@amd.com>
parent
0f4f715b
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