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-rw-r--r--src/gallium/drivers/r600/r600_blit.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/gallium/drivers/r600/r600_blit.c b/src/gallium/drivers/r600/r600_blit.c
index 98c07b5afdb..1a2a9112631 100644
--- a/src/gallium/drivers/r600/r600_blit.c
+++ b/src/gallium/drivers/r600/r600_blit.c
@@ -500,6 +500,12 @@ static void r600_copy_buffer(struct pipe_context *ctx, struct pipe_resource *dst
} else {
util_resource_copy_region(ctx, dst, 0, dstx, 0, 0, src, 0, src_box);
}
+
+ /* The index buffer (VGT) doesn't seem to see the result of the copying.
+ * Can we somehow flush the index buffer cache? Starting a new IB seems
+ * to do the trick. */
+ if (rctx->b.chip_class <= R700)
+ rctx->b.rings.gfx.flush(ctx, RADEON_FLUSH_ASYNC, NULL);
}
/**