drm/amdgpu/si_dma: add ring callbacks for ib and dma frame size

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 18 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/si_dma.c b/drivers/gpu/drm/amd/amdgpu/si_dma.c
index 4cbd4086ee7d..de358193a8f9 100644
--- a/drivers/gpu/drm/amd/amdgpu/si_dma.c
+++ b/drivers/gpu/drm/amd/amdgpu/si_dma.c
@@ -495,6 +495,22 @@ static void si_dma_ring_emit_vm_flush(struct amdgpu_ring *ring,
         amdgpu_ring_write(ring, (0 << 28) | 0x20); /* func(always) | poll interval */
 }
 
+static unsigned si_dma_ring_get_emit_ib_size(struct amdgpu_ring *ring)
+{
+        return
+                7 + 3; /* si_dma_ring_emit_ib */
+}
+
+static unsigned si_dma_ring_get_dma_frame_size(struct amdgpu_ring *ring)
+{
+        return
+                3 + /* si_dma_ring_emit_hdp_flush */
+                3 + /* si_dma_ring_emit_hdp_invalidate */
+                6 + /* si_dma_ring_emit_pipeline_sync */
+                12 + /* si_dma_ring_emit_vm_flush */
+                9 + 9 + 9; /* si_dma_ring_emit_fence x3 for user fence, vm fence */
+}
+
 static int si_dma_early_init(void *handle)
 {
         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
@@ -778,6 +794,8 @@ static const struct amdgpu_ring_funcs si_dma_ring_funcs = {
         .test_ib = si_dma_ring_test_ib,
         .insert_nop = amdgpu_ring_insert_nop,
         .pad_ib = si_dma_ring_pad_ib,
+        .get_emit_ib_size = si_dma_ring_get_emit_ib_size,
+        .get_dma_frame_size = si_dma_ring_get_dma_frame_size,
 };
 
 static void si_dma_set_ring_funcs(struct amdgpu_device *adev)