diff options
| author | Axel Davy <[email protected]> | 2014-05-27 20:04:08 -0400 |
|---|---|---|
| committer | Dave Airlie <[email protected]> | 2014-07-01 13:10:01 +1000 |
| commit | 5d5c20920e0e570742a497aa047e99a2fa3c04f2 (patch) | |
| tree | ed3828b9cf037db8c8facba0d3c46a1016256709 /src/gallium/drivers | |
| parent | 9320c8fea947fd0f6eb723c67f0bdb947e45c4c3 (diff) | |
radeonsi: Use dma_copy when possible for si_blit.
This improves GLX DRI3 GPU offloading significantly on CPU
bound benchmarks particularly.
No performance impact for DRI2 GPU offloading.
v2: Add missing tests
Signed-off-by: Axel Davy <[email protected]>
Reviewed-by: Marek Olšák<[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
Diffstat (limited to 'src/gallium/drivers')
| -rw-r--r-- | src/gallium/drivers/radeonsi/si_blit.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/gallium/drivers/radeonsi/si_blit.c b/src/gallium/drivers/radeonsi/si_blit.c index 8c3e1364160..6162dfa5a46 100644 --- a/src/gallium/drivers/radeonsi/si_blit.c +++ b/src/gallium/drivers/radeonsi/si_blit.c @@ -730,6 +730,25 @@ static void si_blit(struct pipe_context *ctx, return; } + if (info->src.box.width == info->dst.box.width && + info->src.box.height == info->dst.box.height && + info->src.format == info->dst.format && + info->src.box.width > 0 && + info->src.box.height > 0 && + info->src.resource->nr_samples <= 1 && + info->dst.resource->nr_samples <= 1 && + info->src.box.depth == info->dst.box.depth && + info->mask == PIPE_MASK_RGBA && + !info->scissor_enable && + (!info->render_condition_enable || + !sctx->b.current_render_cond)) { + sctx->b.dma_copy(ctx, info->dst.resource, info->dst.level, + info->dst.box.x, info->dst.box.y, + info->dst.box.z, info->src.resource, + info->src.level, &(info->src.box)); + return; + } + assert(util_blitter_is_blit_supported(sctx->blitter, info)); /* The driver doesn't decompress resources automatically while |