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freedreno/drm: fix 64b iova shifts

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Should shift before splitting 64b iova into dwords

Signed-off-by: Rob Clark <robdclark@chromium.org>
Reviewed-by: Eric Anholt <eric@anholt.net>
This commit is contained in:
Rob Clark 2019-08-29 11:35:17 -07:00
parent 5ccd5871ed
commit 305bcdf992
1 changed files with 4 additions and 10 deletions
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14
src/freedreno/drm/msm_ringbuffer_sp.c
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@ -421,25 +421,19 @@ msm_ringbuffer_sp_emit_reloc(struct fd_ringbuffer *ring,
}
uint64_t iova = fd_bo_get_iova(reloc->bo) + reloc->offset;
uint32_t dword = iova;
int shift = reloc->shift;
if (shift < 0)
dword >>= -shift;
iova >>= -shift;
else
dword <<= shift;
iova <<= shift;
uint32_t dword = iova;
(*ring->cur++) = dword | reloc->or;
if (pipe->gpu_id >= 500) {
dword = iova >> 32;
shift -= 32;
if (shift < 0)
dword >>= -shift;
else
dword <<= shift;
(*ring->cur++) = dword | reloc->orhi;
}
}