[PATCH 04/15] drm/amdgpu/gfx8: add ring callbacks for ib and dma frame size

[Alex Deucher]

Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 40 +++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
index e2ed71d..1e7c615 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
@@ -6105,6 +6105,42 @@ static void gfx_v8_ring_emit_cntxcntl(struct amdgpu_ring *ring, uint32_t flags)
 	amdgpu_ring_write(ring, 0);
 }
 
+static unsigned gfx_v8_0_ring_get_emit_ib_size_gfx(struct amdgpu_ring *ring)
+{
+	return
+		4; /* gfx_v8_0_ring_emit_ib_gfx */
+}
+
+static unsigned gfx_v8_0_ring_get_dma_frame_size_gfx(struct amdgpu_ring *ring)
+{
+	return
+		20 + /* gfx_v8_0_ring_emit_gds_switch */
+		7 + /* gfx_v8_0_ring_emit_hdp_flush */
+		5 + /* gfx_v8_0_ring_emit_hdp_invalidate */
+		6 + 6 + 6 +/* gfx_v8_0_ring_emit_fence_gfx x3 for user fence, vm fence */
+		7 + /* gfx_v8_0_ring_emit_pipeline_sync */
+		256 + 19 + /* gfx_v8_0_ring_emit_vm_flush */
+		2 + /* gfx_v8_ring_emit_sb */
+		3; /* gfx_v8_ring_emit_cntxcntl */
+}
+
+static unsigned gfx_v8_0_ring_get_emit_ib_size_compute(struct amdgpu_ring *ring)
+{
+	return
+		4; /* gfx_v8_0_ring_emit_ib_compute */
+}
+
+static unsigned gfx_v8_0_ring_get_dma_frame_size_compute(struct amdgpu_ring *ring)
+{
+	return
+		20 + /* gfx_v8_0_ring_emit_gds_switch */
+		7 + /* gfx_v8_0_ring_emit_hdp_flush */
+		5 + /* gfx_v8_0_ring_emit_hdp_invalidate */
+		7 + /* gfx_v8_0_ring_emit_pipeline_sync */
+		17 + /* gfx_v8_0_ring_emit_vm_flush */
+		7 + 7 + 7; /* gfx_v8_0_ring_emit_fence_compute x3 for user fence, vm fence */
+}
+
 static void gfx_v8_0_set_gfx_eop_interrupt_state(struct amdgpu_device *adev,
 						 enum amdgpu_interrupt_state state)
 {
@@ -6288,6 +6324,8 @@ static const struct amdgpu_ring_funcs gfx_v8_0_ring_funcs_gfx = {
 	.pad_ib = amdgpu_ring_generic_pad_ib,
 	.emit_switch_buffer = gfx_v8_ring_emit_sb,
 	.emit_cntxcntl = gfx_v8_ring_emit_cntxcntl,
+	.get_emit_ib_size = gfx_v8_0_ring_get_emit_ib_size_gfx,
+	.get_dma_frame_size = gfx_v8_0_ring_get_dma_frame_size_gfx,
 };
 
 static const struct amdgpu_ring_funcs gfx_v8_0_ring_funcs_compute = {
@@ -6306,6 +6344,8 @@ static const struct amdgpu_ring_funcs gfx_v8_0_ring_funcs_compute = {
 	.test_ib = gfx_v8_0_ring_test_ib,
 	.insert_nop = amdgpu_ring_insert_nop,
 	.pad_ib = amdgpu_ring_generic_pad_ib,
+	.get_emit_ib_size = gfx_v8_0_ring_get_emit_ib_size_compute,
+	.get_dma_frame_size = gfx_v8_0_ring_get_dma_frame_size_compute,
 };
 
 static void gfx_v8_0_set_ring_funcs(struct amdgpu_device *adev)
-- 
2.5.5