drm/amdgpu/gfx10: explicitly wait for cp idle after halt/unhalt

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50us is not enough to wait for cp ready after gpu reset on some navi asics.

Signed-off-by: Xiaojie Yuan <xiaojie.yuan@amd.com>
Suggested-by: Jack Xiao <Jack.Xiao@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org

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Xiaojie Yuan 2019-11-14 16:56:08 +08:00 • committed by Alex Deucher

parent 5e18d2b14c

commit 1e902a6d32

1 changed files with 12 additions and 2 deletions

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drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c

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