radeonsi: disable SDMA clears and copies for sparse buffers
VM faults cannot be disabled for SDMA on <= VI. We could still use SDMA by asking the winsys about which parts of the buffers are committed. This is left as a potential future improvement. Reviewed-by: Marek Olšák <marek.olsak@amd.com>
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@ -80,7 +80,8 @@ static void cik_sdma_clear_buffer(struct pipe_context *ctx,
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unsigned i, ncopy, csize;
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struct r600_resource *rdst = r600_resource(dst);
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if (!cs || offset % 4 != 0 || size % 4 != 0) {
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if (!cs || offset % 4 != 0 || size % 4 != 0 ||
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dst->flags & PIPE_RESOURCE_FLAG_SPARSE) {
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ctx->clear_buffer(ctx, dst, offset, size, &clear_value, 4);
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return;
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}
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@ -526,7 +527,9 @@ static void cik_sdma_copy(struct pipe_context *ctx,
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{
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struct si_context *sctx = (struct si_context *)ctx;
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if (!sctx->b.dma.cs)
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if (!sctx->b.dma.cs ||
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src->flags & PIPE_RESOURCE_FLAG_SPARSE ||
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dst->flags & PIPE_RESOURCE_FLAG_SPARSE)
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goto fallback;
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if (dst->target == PIPE_BUFFER && src->target == PIPE_BUFFER) {
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@ -223,6 +223,7 @@ static void si_clear_buffer(struct pipe_context *ctx, struct pipe_resource *dst,
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/* dma_clear_buffer can use clear_buffer on failure. Make sure that
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* doesn't happen. We don't want an infinite recursion: */
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if (sctx->b.dma.cs &&
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!(dst->flags & PIPE_RESOURCE_FLAG_SPARSE) &&
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(offset % 4 == 0) &&
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/* CP DMA is very slow. Always use SDMA for big clears. This
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* alone improves DeusEx:MD performance by 70%. */
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@ -89,7 +89,8 @@ static void si_dma_clear_buffer(struct pipe_context *ctx,
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unsigned i, ncopy, csize;
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struct r600_resource *rdst = r600_resource(dst);
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if (!cs || offset % 4 != 0 || size % 4 != 0) {
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if (!cs || offset % 4 != 0 || size % 4 != 0 ||
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dst->flags & PIPE_RESOURCE_FLAG_SPARSE) {
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ctx->clear_buffer(ctx, dst, offset, size, &clear_value, 4);
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return;
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}
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@ -233,7 +234,9 @@ static void si_dma_copy(struct pipe_context *ctx,
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unsigned src_x, src_y;
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unsigned dst_x = dstx, dst_y = dsty, dst_z = dstz;
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if (sctx->b.dma.cs == NULL) {
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if (sctx->b.dma.cs == NULL ||
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src->flags & PIPE_RESOURCE_FLAG_SPARSE ||
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dst->flags & PIPE_RESOURCE_FLAG_SPARSE) {
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goto fallback;
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}
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