From 11afbde85eeba1ccb0a459c49444aaf9032e9755 Mon Sep 17 00:00:00 2001 From: Chunming Zhou Date: Thu, 3 Mar 2016 11:38:48 +0800 Subject: [PATCH] drm/amdgpu: add hdp_invalidate function MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit It's called after emitting ibs. Signed-off-by: Chunming Zhou Reviewed-by: Alex Deucher Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 2 ++ drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c | 5 +++++ 2 files changed, 7 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index cfd35b0fce06..497ca587cc35 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -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)) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c index db14a7bbb8f4..4e978e7aa1b8 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c @@ -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); -- 2.20.1