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drm/nv50-nvc0: lookup pushbuf virtual address on dma_push

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Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2011-06-07 13:23:47 +10:00
parent d02836b4f5
commit 9f9f51fcb9
1 changed files with 6 additions and 1 deletions
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7
drivers/gpu/drm/nouveau/nouveau_dma.c
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@ -167,8 +167,13 @@ nv50_dma_push(struct nouveau_channel *chan, struct nouveau_bo *bo,
int delta, int length)
{
struct nouveau_bo *pb = chan->pushbuf_bo;
uint64_t offset = bo->vma.offset + delta;
struct nouveau_vma *vma;
int ip = (chan->dma.ib_put * 2) + chan->dma.ib_base;
u64 offset;
vma = nouveau_bo_vma_find(bo, chan->vm);
BUG_ON(!vma);
offset = vma->offset + delta;
BUG_ON(chan->dma.ib_free < 1);
nouveau_bo_wr32(pb, ip++, lower_32_bits(offset));