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(parent: 589b64a) | 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)
commit440a7a54e7ec012ec8b27c27e460dfd6f9a24ddb
tree1e01fcd464e7d21dc9ed7916b218f5f50172823ctree | snapshot
parent589b64a7e39720b1784a1a26569c57cb977936efcommit | 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
Domain: System / Kernel;