drm/amdgpu: Add field in amdgpu_dev to hold reserved doorbell index

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This is a preparation work to make reserved doorbell index per device,
instead of using a global macro definition. By doing this, we can easily
change doorbell layout for future ASICs while not affecting ASICs in
production.

Signed-off-by: Oak Zeng <ozeng@amd.com>
Suggested-by: Felix Kuehling <Felix.Kuehling@amd.com>
Suggested-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Oak Zeng 2018-11-16 19:23:44 -06:00 • committed by Alex Deucher

parent 8bcbc9ef96

commit 409c5191b4

1 changed files with 50 additions and 0 deletions

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

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