drm/amd/display: Add read backlight interface
authorYongqiang Sun <yongqiang.sun@amd.com>
Wed, 5 Aug 2020 15:34:53 +0000 (11:34 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Mon, 17 Aug 2020 18:08:12 +0000 (14:08 -0400)
commitccc875052f829a03d1c9f67fc3a8709fe6c67c31
treedb9e922513068a82ccebe529d12c1786aad04e03
parent6ee90e88b976743835d4f34f3234d775c733ef12
drm/amd/display: Add read backlight interface

[Why & How]
Add read backlight interface to get ABM data.

Signed-off-by: Yongqiang Sun <yongqiang.sun@amd.com>
Reviewed-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/display/dc/core/dc_stream.c
drivers/gpu/drm/amd/display/dc/dce/dce_abm.h
drivers/gpu/drm/amd/display/dc/dce/dce_panel_cntl.c
drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c
drivers/gpu/drm/amd/display/dc/inc/hw/panel_cntl.h