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authorAric Cyr <aric.cyr@amd.com>2020-01-21 22:50:13 -0500
committerAlex Deucher <alexander.deucher@amd.com>2020-02-11 15:07:03 -0500
commit2b63d0ec0daf79ba503fa8bfa25e07dc3da274f3 (patch)
tree2e810bb7a16fe3f34b46f24eede5cff58e629fe3 /drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c
parentdrm/amd/display: Use dcfclk to populate watermark ranges (diff)
downloadlinux-dev-2b63d0ec0daf79ba503fa8bfa25e07dc3da274f3.tar.xz
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drm/amd/display: Check engine is not NULL before acquiring
[Why] Engine can be NULL in some cases, so we must not acquire it. [How] Check for NULL engine before acquiring. Signed-off-by: Aric Cyr <aric.cyr@amd.com> Reviewed-by: Harry Wentland <harry.wentland@amd.com> Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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