diff options
Diffstat (limited to 'common/recipes-kernel/linux/files/0345-drm-amdgpu-add-hdp_invalidate-function.patch')
| -rw-r--r-- | common/recipes-kernel/linux/files/0345-drm-amdgpu-add-hdp_invalidate-function.patch | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/files/0345-drm-amdgpu-add-hdp_invalidate-function.patch b/common/recipes-kernel/linux/files/0345-drm-amdgpu-add-hdp_invalidate-function.patch new file mode 100644 index 00000000..639d9875 --- /dev/null +++ b/common/recipes-kernel/linux/files/0345-drm-amdgpu-add-hdp_invalidate-function.patch @@ -0,0 +1,58 @@ +From b2fd47596ec489aecd9616151d870a2bf14e8560 Mon Sep 17 00:00:00 2001 +From: Chunming Zhou <David1.Zhou@amd.com> +Date: Thu, 3 Mar 2016 11:38:48 +0800 +Subject: [PATCH 0345/1110] drm/amdgpu: add hdp_invalidate function +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +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> +--- + 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 05d525d..1269e3e 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h +@@ -290,6 +290,7 @@ 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, +@@ -2194,6 +2195,7 @@ 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 6696fc1..1966d66 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c +@@ -177,6 +177,11 @@ 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); +-- +2.7.4 + |