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drm/amdgpu: add hdp_invalidate function 

It's called after emitting ibs.

Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Chunming Zhou 2016-03-03 11:38:48 +08:00 committed by Alex Deucher
parent 5c55db83b7
commit 11afbde85e
2 changed files with 7 additions and 0 deletions
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2
drivers/gpu/drm/amd/amdgpu/amdgpu.h
View File

@ -329,6 +329,7 @@ struct amdgpu_ring_funcs {
void (*emit_vm_flush)(struct amdgpu_ring *ring, unsigned vm_id,
uint64_t pd_addr);
void (*emit_hdp_flush)(struct amdgpu_ring *ring);
void (*emit_hdp_invalidate)(struct amdgpu_ring *ring);
void (*emit_gds_switch)(struct amdgpu_ring *ring, uint32_t vmid,
uint32_t gds_base, uint32_t gds_size,
uint32_t gws_base, uint32_t gws_size,
@ -2230,6 +2231,7 @@ amdgpu_get_sdma_instance(struct amdgpu_ring *ring)
#define amdgpu_ring_emit_fence(r, addr, seq, flags) (r)->funcs->emit_fence((r), (addr), (seq), (flags))
#define amdgpu_ring_emit_gds_switch(r, v, db, ds, wb, ws, ab, as) (r)->funcs->emit_gds_switch((r), (v), (db), (ds), (wb), (ws), (ab), (as))
#define amdgpu_ring_emit_hdp_flush(r) (r)->funcs->emit_hdp_flush((r))
#define amdgpu_ring_emit_hdp_invalidate(r) (r)->funcs->emit_hdp_invalidate((r))
#define amdgpu_ring_pad_ib(r, ib) ((r)->funcs->pad_ib((r), (ib)))
#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))

5
drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
View File

@ -178,6 +178,11 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
ring->current_ctx = ctx;
}
if (vm) {
if (ring->funcs->emit_hdp_invalidate)
amdgpu_ring_emit_hdp_invalidate(ring);
}
r = amdgpu_fence_emit(ring, owner, &ib->fence);
if (r) {
dev_err(adev->dev, "failed to emit fence (%d)\n", r);