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drm/amdgpu: use the new ring ib and dma frame size callbacks (v2)

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Use them to more accurately determine the ring size required
for ib submission.

v2: drop extra alignment

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2016-09-16 11:02:34 -04:00
parent 58fafbaf16
commit 9a9db6ef7c
1 changed files with 5 additions and 2 deletions
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7
drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
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@ -125,7 +125,7 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
unsigned patch_offset = ~0;
struct amdgpu_vm *vm;
uint64_t fence_ctx;
uint32_t status = 0;
uint32_t status = 0, alloc_size;
unsigned i;
int r = 0;
@ -152,7 +152,10 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
return -EINVAL;
}
r = amdgpu_ring_alloc(ring, 256 * num_ibs);
alloc_size = amdgpu_ring_get_dma_frame_size(ring) +
num_ibs * amdgpu_ring_get_emit_ib_size(ring);
r = amdgpu_ring_alloc(ring, alloc_size);
if (r) {
dev_err(adev->dev, "scheduling IB failed (%d).\n", r);
return r;