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| author | Alex Deucher <alexander.deucher@amd.com> | 2016-09-16 14:55:50 (GMT) |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2016-09-16 19:52:55 (GMT) |
| commit | b6384ff5375ad28763bc99558a1022070ca5954c (patch) | |
| tree | 0da1346ab58fe3a3995c108eeacf07079d2847aa | |
| parent | e75a887162073de9017d220abc12b6e99cfff0d7 (diff) | |
| download | linux-b6384ff5375ad28763bc99558a1022070ca5954c.tar.xz | |
drm/amdgpu/ring: add an interface to get dma frame and ib size
Used to properly calculate space on the ring for ib submissions.
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index e69fd33..064172e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -322,6 +322,8 @@ struct amdgpu_ring_funcs { void (*end_use)(struct amdgpu_ring *ring); void (*emit_switch_buffer) (struct amdgpu_ring *ring); void (*emit_cntxcntl) (struct amdgpu_ring *ring, uint32_t flags); + unsigned (*get_emit_ib_size) (struct amdgpu_ring *ring); + unsigned (*get_dma_frame_size) (struct amdgpu_ring *ring); }; /* @@ -2288,6 +2290,8 @@ amdgpu_get_sdma_instance(struct amdgpu_ring *ring) #define amdgpu_ring_pad_ib(r, ib) ((r)->funcs->pad_ib((r), (ib))) #define amdgpu_ring_init_cond_exec(r) (r)->funcs->init_cond_exec((r)) #define amdgpu_ring_patch_cond_exec(r,o) (r)->funcs->patch_cond_exec((r),(o)) +#define amdgpu_ring_get_emit_ib_size(r) (r)->funcs->get_emit_ib_size((r)) +#define amdgpu_ring_get_dma_frame_size(r) (r)->funcs->get_dma_frame_size((r)) #define amdgpu_ih_get_wptr(adev) (adev)->irq.ih_funcs->get_wptr((adev)) #define amdgpu_ih_decode_iv(adev, iv) (adev)->irq.ih_funcs->decode_iv((adev), (iv)) #define amdgpu_ih_set_rptr(adev) (adev)->irq.ih_funcs->set_rptr((adev)) |