From 229e2d46da4f5ec7ca7845ccbbdf04bf445c048e Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 16 Sep 2016 10:58:12 -0400 Subject: [PATCH] drm/amdgpu/si_dma: add ring callbacks for ib and dma frame size MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/si_dma.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/si_dma.c b/drivers/gpu/drm/amd/amdgpu/si_dma.c index 4cbd408..de35819 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) -- 2.7.4