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(parent: 4006ab4) | 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)
commit961f7eeea3e3d7e0bae6fa91874a1a98cc8e3c10
tree8c02698864dc8b54033da8161dd33f1e994e1612tree | snapshot
parent4006ab443c36df7d3d6f69334bafc27b18584af0commit | 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.