drm/amdgpu: add wait_for helper for spirom update

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Spirom update typically requires extremely long
duration for command execution, and special helper
function to wait for it completion.

Signed-off-by: Likun Gao <Likun.Gao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Likun Gao 2023-06-13 12:10:00 +08:00 • committed by Alex Deucher

parent ebbb0b103e

commit d4a4ff1c8e

4 changed files with 29 additions and 4 deletions

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20

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

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2

drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h

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9

drivers/gpu/drm/amd/amdgpu/psp_v13_0.c

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2

drivers/gpu/drm/amd/amdgpu/psp_v13_0.h

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