Revert "radeonsi: Use dma_copy when possible for si_blit."

This reverts commit 5d5c20920e0e570742a497aa047e99a2fa3c04f2.

Caused visual corruption, see e.g.
https://bugs.freedesktop.org/show_bug.cgi?id=80827#c1

diff --git a/src/gallium/drivers/radeonsi/si_blit.c b/src/gallium/drivers/radeonsi/si_blit.c
index 6162dfa5a462f67f8244958589c3c436dd4bee7f..8c3e13641602dfe94d79e43633577db2bff739ad 100644 (file)
--- a/src/gallium/drivers/radeonsi/si_blit.c
+++ b/src/gallium/drivers/radeonsi/si_blit.c
@@ -730,25 +730,6 @@ 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