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(parent: a6522a5) | 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>
Wed, 6 Nov 2019 21:27:48 +0000 (16:27 -0500)
commit11c610893410b5d550629ce8d10006fdbc2812b4
tree8c02698864dc8b54033da8161dd33f1e994e1612tree
parenta6522a5c6388c5f5b63f022af9a48f2d1e68fd81commit | 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
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