diff options
| author | Lijo Lazar <lijo.lazar@amd.com> | 2022-06-29 16:26:49 +0530 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-06-09 09:45:48 -0400 |
| commit | 4db6f200a5fef12666ab66e54bacb65c5d675e9d (patch) | |
| tree | 06c639bc022a7f80b715da158ba4e7f2134e9f0a /drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h | |
| parent | 659a4ab8e27eb39cc61cb74cc714ba1a8f8c9a61 (diff) | |
drm/amdgpu: Add mask for SDMA instances
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>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h index 632b77138fe4..62afb282a3ff 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h @@ -48,6 +48,8 @@ enum amdgpu_sdma_irq { AMDGPU_SDMA_IRQ_LAST }; +#define NUM_SDMA(x) hweight32(x) + struct amdgpu_sdma_instance { /* SDMA firmware */ const struct firmware *fw; @@ -75,6 +77,7 @@ struct amdgpu_sdma { struct amdgpu_irq_src srbm_write_irq; int num_instances; + uint32_t sdma_mask; int num_inst_per_aid; uint32_t srbm_soft_reset; bool has_page_queue; |