drm/amdgpu: get hash bit for CH4 in umc channel index
authorTao Zhou <tao.zhou1@amd.com>
Mon, 24 Jan 2022 08:41:40 +0000 (16:41 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Thu, 27 Jan 2022 20:49:13 +0000 (15:49 -0500)
commitbee7f8d09268dc80da0e841ca99d79f500d03b84
tree8e1076d433db37c0762574a7cd2b0a02d0f35162
parente63fa4dcea2f7afcbf8f2d013dfae23a61a273d8
drm/amdgpu: get hash bit for CH4 in umc channel index

On ALDEBARAN, the umc channel bits are not original values, they
are hashed.

Signed-off-by: Tao Zhou <tao.zhou1@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/umc_v6_7.c
drivers/gpu/drm/amd/amdgpu/umc_v6_7.h