Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
---
drivers/gpu/drm/amd/amdgpu/cik_sdma.c | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c
b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c
index e71cd12..e6d7bf9 100644
--- a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c
+++ b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c
@@ -847,6 +847,22 @@ static void cik_sdma_ring_emit_vm_flush(struct amdgpu_ring
*ring,
amdgpu_ring_write(ring, (0xfff << 16) | 10); /* retry count, poll
interval */
}
+static unsigned cik_sdma_ring_get_emit_ib_size(struct amdgpu_ring *ring)
+{
+ return
+ 7 + 4; /* cik_sdma_ring_emit_ib */
+}
+
+static unsigned cik_sdma_ring_get_dma_frame_size(struct amdgpu_ring *ring)
+{
+ return
+ 6 + /* cik_sdma_ring_emit_hdp_flush */
+ 3 + /* cik_sdma_ring_emit_hdp_invalidate */
+ 6 + /* cik_sdma_ring_emit_pipeline_sync */
+ 12 + /* cik_sdma_ring_emit_vm_flush */
+ 9 + 9 + 9; /* cik_sdma_ring_emit_fence x3 for user fence, vm
fence */
+}
+
static void cik_enable_sdma_mgcg(struct amdgpu_device *adev,
bool enable)
{
@@ -1220,6 +1236,8 @@ static const struct amdgpu_ring_funcs cik_sdma_ring_funcs
= {
.test_ib = cik_sdma_ring_test_ib,
.insert_nop = cik_sdma_ring_insert_nop,
.pad_ib = cik_sdma_ring_pad_ib,
+ .get_emit_ib_size = cik_sdma_ring_get_emit_ib_size,
+ .get_dma_frame_size = cik_sdma_ring_get_dma_frame_size,
};
static void cik_sdma_set_ring_funcs(struct amdgpu_device *adev)
--
2.5.5
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