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drm/amdgpu: Add mask for SDMA instances

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Add a mask of SDMA instances available for use. On certain ASIC configs,
not all SDMA instances are available for software use.

v2:
	Change sdma mask type to uint32_t (Le)

Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Le Ma <Le.Ma@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Lijo Lazar
2022-06-29 16:26:49 +05:30
committed by Alex Deucher
parent cab7d478da
commit cf24f6a0d7
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/amd/amdgpu/aqua_vanjaram_reg_init.c
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@@ -37,7 +37,7 @@ void aqua_vanjaram_doorbell_index_init(struct amdgpu_device *adev)
adev->doorbell_index.userqueue_end = AMDGPU_DOORBELL_LAYOUT1_USERQUEUE_END;
adev->doorbell_index.sdma_doorbell_range = 20;
for (i = 0; i < adev->num_aid * adev->sdma.num_inst_per_aid; i++)
for (i = 0; i < adev->sdma.num_instances; i++)
adev->doorbell_index.sdma_engine[i] =
AMDGPU_DOORBELL_LAYOUT1_sDMA_ENGINE_START +
i * (adev->doorbell_index.sdma_doorbell_range >> 1);