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(parent: 0169e5d) | patch
drm/amdgpu: add warning for GRBM 1-cycle delay issue in gfx9
authorchangzhu <Changfeng.Zhu@amd.com>
Tue, 5 Nov 2019 10:29:12 +0000 (18:29 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Thu, 7 Nov 2019 03:06:23 +0000 (22:06 -0500)
commit89066e7f0f5698de0a9887e27bcc62a85ac17645
tree1e01fcd464e7d21dc9ed7916b218f5f50172823ctree | snapshot
parent0169e5d1bef9f55c4534dd2f88938cfd91f6af02commit | diff
drm/amdgpu: add warning for GRBM 1-cycle delay issue in gfx9

It needs to add warning to update firmware in gfx9
in case that firmware is too old to have function to
realize dummy read in cp firmware.

Signed-off-by: changzhu <Changfeng.Zhu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c diff | blob | history
Linux Kernel Source Tree.