r600g: allow constant buffers to be user buffers.

This provides an upload facility for the constant buffers since Marek's
constants in user buffers changes.

gears at least work on my evergreen now.

Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/src/gallium/drivers/r600/r600_pipe.c b/src/gallium/drivers/r600/r600_pipe.c
index 0bf8760..20838e4 100644
--- a/src/gallium/drivers/r600/r600_pipe.c
+++ b/src/gallium/drivers/r600/r600_pipe.c
@@ -69,6 +69,7 @@ static void r600_flush(struct pipe_context *ctx, unsigned flags,
 	r600_context_flush(&rctx->ctx);
 
 	r600_upload_flush(rctx->rupload_vb);
+	r600_upload_flush(rctx->rupload_const);
 }
 
 static void r600_destroy_context(struct pipe_context *context)
@@ -88,6 +89,7 @@ static void r600_destroy_context(struct pipe_context *context)
 	}
 
 	r600_upload_destroy(rctx->rupload_vb);
+	r600_upload_destroy(rctx->rupload_const);
 
 	if (rctx->tran.translate_cache)
 		translate_cache_destroy(rctx->tran.translate_cache);
@@ -171,6 +173,12 @@ static struct pipe_context *r600_create_context(struct pipe_screen *screen, void
 		return NULL;
 	}
 
+	rctx->rupload_const = r600_upload_create(rctx, 128 * 1024, 256);
+	if (rctx->rupload_const == NULL) {
+		r600_destroy_context(&rctx->context);
+		return NULL;
+	}
+
 	rctx->blitter = util_blitter_create(&rctx->context);
 	if (rctx->blitter == NULL) {
 		FREE(rctx);