From ef44f8541e8e99f1040c0d1b147956e2c2f25d79 Mon Sep 17 00:00:00 2001 From: Leo Liu Date: Thu, 11 May 2017 16:29:08 -0400 Subject: [PATCH] drm/amdgpu: add a ring func for vcn start command Needed for the proper command sequence for VCN. Signed-off-by: Leo Liu Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c | 3 +++ drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h | 1 + 2 files changed, 4 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c index cb9472f52e8c..f774b3f497d2 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c @@ -169,6 +169,9 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs, dma_fence_put(tmp); } + if (ring->funcs->insert_start) + ring->funcs->insert_start(ring); + if (vm) { r = amdgpu_vm_flush(ring, job); if (r) { diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h index 731f0941927a..9bf3100f273e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h @@ -132,6 +132,7 @@ struct amdgpu_ring_funcs { int (*test_ib)(struct amdgpu_ring *ring, long timeout); /* insert NOP packets */ void (*insert_nop)(struct amdgpu_ring *ring, uint32_t count); + void (*insert_start)(struct amdgpu_ring *ring); void (*insert_end)(struct amdgpu_ring *ring); /* pad the indirect buffer to the necessary number of dw */ void (*pad_ib)(struct amdgpu_ring *ring, struct amdgpu_ib *ib); -- 2.20.1