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amdgpu: add gem domain for doorbells

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This patch adds the new AMDGPU GEM domain for doorbells.
This new domain will be consumed by AMDGPU usermode queues.

Cc: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Shashank Sharma <shashank.sharma@amd.com>
This commit is contained in:
Shashank Sharma 2023-02-03 19:43:22 +01:00
parent 0e2c7d0571
commit c897bc222b
1 changed files with 3 additions and 1 deletions
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4
include/drm/amdgpu_drm.h
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@ -101,12 +101,14 @@ extern "C" {
#define AMDGPU_GEM_DOMAIN_GDS 0x8
#define AMDGPU_GEM_DOMAIN_GWS 0x10
#define AMDGPU_GEM_DOMAIN_OA 0x20
#define AMDGPU_GEM_DOMAIN_DOORBELL 0x40
#define AMDGPU_GEM_DOMAIN_MASK (AMDGPU_GEM_DOMAIN_CPU | \
AMDGPU_GEM_DOMAIN_GTT | \
AMDGPU_GEM_DOMAIN_VRAM | \
AMDGPU_GEM_DOMAIN_GDS | \
AMDGPU_GEM_DOMAIN_GWS | \
AMDGPU_GEM_DOMAIN_OA)
AMDGPU_GEM_DOMAIN_OA | \
AMDGPU_GEM_DOMAIN_DOORBELL)
/* Flag that CPU access will be required for the case of VRAM domain */
#define AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED (1 << 0)