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| author | Alex Deucher <alexander.deucher@amd.com> | 2015-10-08 16:30:37 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2015-10-14 16:16:36 -0400 |
| commit | c113ea1c4f4a7592f17e53d658873b83af0dbb4b (patch) | |
| tree | 9c245bfb3b9892a4f1b70b243329acf27e157c12 /drivers/gpu/drm/amd/amdgpu/amdgpu.h | |
| parent | 756e6880c51376d2e4d53050582d66d88fc281c7 (diff) | |
| download | lwn-c113ea1c4f4a7592f17e53d658873b83af0dbb4b.tar.gz lwn-c113ea1c4f4a7592f17e53d658873b83af0dbb4b.zip | |
drm/amdgpu: rework sdma structures
Rework the sdma structures in the driver to
consolidate all of the sdma info into a single
structure and allow for asics that may have
different numbers of sdma instances.
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu.h | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 6647fb26ef25..afc984806c4c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -1708,7 +1708,7 @@ struct amdgpu_vce { /* * SDMA */ -struct amdgpu_sdma { +struct amdgpu_sdma_instance { /* SDMA firmware */ const struct firmware *fw; uint32_t fw_version; @@ -1718,6 +1718,13 @@ struct amdgpu_sdma { bool burst_nop; }; +struct amdgpu_sdma { + struct amdgpu_sdma_instance instance[AMDGPU_MAX_SDMA_INSTANCES]; + struct amdgpu_irq_src trap_irq; + struct amdgpu_irq_src illegal_inst_irq; + int num_instances; +}; + /* * Firmware */ @@ -2064,9 +2071,7 @@ struct amdgpu_device { struct amdgpu_gfx gfx; /* sdma */ - struct amdgpu_sdma sdma[AMDGPU_MAX_SDMA_INSTANCES]; - struct amdgpu_irq_src sdma_trap_irq; - struct amdgpu_irq_src sdma_illegal_inst_irq; + struct amdgpu_sdma sdma; /* uvd */ bool has_uvd; @@ -2203,17 +2208,18 @@ static inline void amdgpu_ring_write(struct amdgpu_ring *ring, uint32_t v) ring->ring_free_dw--; } -static inline struct amdgpu_sdma * amdgpu_get_sdma_instance(struct amdgpu_ring *ring) +static inline struct amdgpu_sdma_instance * +amdgpu_get_sdma_instance(struct amdgpu_ring *ring) { struct amdgpu_device *adev = ring->adev; int i; - for (i = 0; i < AMDGPU_MAX_SDMA_INSTANCES; i++) - if (&adev->sdma[i].ring == ring) + for (i = 0; i < adev->sdma.num_instances; i++) + if (&adev->sdma.instance[i].ring == ring) break; if (i < AMDGPU_MAX_SDMA_INSTANCES) - return &adev->sdma[i]; + return &adev->sdma.instance[i]; else return NULL; } |