drm/amdgpu: add psp funcs for ring write pointer read/write

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The ring write pointer regsiter update is the only part that
is IP specific ones in psp_cmd_submit function.

Add two callbacks for wptr read/write so that we unify the
psp_cmd_submit function for all the ASICs.

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: John Clements <john.clements@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Hawking Zhang 2019-11-18 17:13:56 +08:00 • committed by Alex Deucher

parent 32cc3bf0a7

commit 13a390a6f9

5 changed files with 100 additions and 0 deletions

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5

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

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16

drivers/gpu/drm/amd/amdgpu/psp_v10_0.c

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drivers/gpu/drm/amd/amdgpu/psp_v11_0.c

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drivers/gpu/drm/amd/amdgpu/psp_v12_0.c

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drivers/gpu/drm/amd/amdgpu/psp_v3_1.c

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