drm/amdgpu/display: add support for multiple backlights

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On platforms that support multiple backlights, register
each one separately.  This lets us manage them independently
rather than registering a single backlight and applying the
same settings to both.

v2: fix typo:
Reported-by: kernel test robot <lkp@intel.com>

Reviewed-by: Roman Li <Roman.Li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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This commit is contained in:

Alex Deucher 2021-07-08 16:31:10 -04:00

parent 50dea4ec1a

commit 7fd13baeb7

3 changed files with 84 additions and 71 deletions

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4

drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c

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147

drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c

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4

drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h

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