6 files changed, 44 insertions, 4 deletions
diff --git a/src/gallium/drivers/r600/evergreen_state.c b/src/gallium/drivers/r600/evergreen_state.c
index c4675fedad2..94eef77945b 100644
--- a/src/gallium/drivers/r600/evergreen_state.c
+++ b/src/gallium/drivers/r600/evergreen_state.c
@@ -842,6 +842,7 @@ static void evergreen_set_constant_buffer(struct pipe_context *ctx, uint shader,
 {
 	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
 	struct r600_resource *rbuffer = (struct r600_resource*)buffer;
+	uint32_t offset;
 
 	/* Note that the state tracker can unbind constant buffers by
 	 * passing NULL here.
@@ -850,6 +851,8 @@ static void evergreen_set_constant_buffer(struct pipe_context *ctx, uint shader,
 		return;
 	}
 
+	r600_upload_const_buffer(rctx, buffer, &offset);
+
 	switch (shader) {
 	case PIPE_SHADER_VERTEX:
 		rctx->vs_const_buffer.nregs = 0;
@@ -859,7 +862,7 @@ static void evergreen_set_constant_buffer(struct pipe_context *ctx, uint shader,
 					0xFFFFFFFF, NULL);
 		r600_pipe_state_add_reg(&rctx->vs_const_buffer,
 					R_028980_ALU_CONST_CACHE_VS_0,
-					(r600_bo_offset(rbuffer->bo)) >> 8, 0xFFFFFFFF, rbuffer->bo);
+					(r600_bo_offset(rbuffer->bo) + offset) >> 8, 0xFFFFFFFF, rbuffer->bo);
 		r600_context_pipe_state_set(&rctx->ctx, &rctx->vs_const_buffer);
 		break;
 	case PIPE_SHADER_FRAGMENT:
@@ -870,7 +873,7 @@ static void evergreen_set_constant_buffer(struct pipe_context *ctx, uint shader,
 					0xFFFFFFFF, NULL);
 		r600_pipe_state_add_reg(&rctx->ps_const_buffer,
 					R_028940_ALU_CONST_CACHE_PS_0,
-					(r600_bo_offset(rbuffer->bo)) >> 8, 0xFFFFFFFF, rbuffer->bo);
+					(r600_bo_offset(rbuffer->bo) + offset) >> 8, 0xFFFFFFFF, rbuffer->bo);
 		r600_context_pipe_state_set(&rctx->ctx, &rctx->ps_const_buffer);
 		break;
 	default:
diff --git a/src/gallium/drivers/r600/r600_buffer.c b/src/gallium/drivers/r600/r600_buffer.c
index a17c54d6eeb..1b0000ba462 100644
--- a/src/gallium/drivers/r600/r600_buffer.c
+++ b/src/gallium/drivers/r600/r600_buffer.c
@@ -250,3 +250,27 @@ int r600_upload_user_buffers(struct r600_pipe_context *rctx)
 	}
 	return ret;
 }
+
+
+int r600_upload_const_buffer(struct r600_pipe_context *rctx, struct pipe_resource *cbuffer,
+			     uint32_t *const_offset)
+{
+	if (r600_buffer_is_user_buffer(cbuffer)) {
+		struct r600_resource_buffer *rbuffer = r600_buffer(cbuffer);
+		unsigned upload_offset;
+		int ret = 0;
+
+		ret = r600_upload_buffer(rctx->rupload_const,
+					 0, cbuffer->width0,
+					 rbuffer,
+					 &upload_offset,
+					 &rbuffer->r.bo_size,
+					 &rbuffer->r.bo);
+		if (ret)
+			return ret;
+		rbuffer->uploaded = TRUE;
+		*const_offset = upload_offset;
+	}
+
+	return 0;
+}
diff --git a/src/gallium/drivers/r600/r600_pipe.c b/src/gallium/drivers/r600/r600_pipe.c
index 0bf87607b5b..20838e4d98f 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);
diff --git a/src/gallium/drivers/r600/r600_pipe.h b/src/gallium/drivers/r600/r600_pipe.h
index 1cdca9cb3d0..2112a40f696 100644
--- a/src/gallium/drivers/r600/r600_pipe.h
+++ b/src/gallium/drivers/r600/r600_pipe.h
@@ -169,6 +169,7 @@ struct r600_pipe_context {
 	struct r600_textures_info	ps_samplers;
 	unsigned			vb_max_index;
 	struct r600_translate_context	tran;
+	struct r600_upload		*rupload_const;
 };
 
 struct r600_drawl {
diff --git a/src/gallium/drivers/r600/r600_resource.h b/src/gallium/drivers/r600/r600_resource.h
index 9b1af5e6f2c..28b3e1e5e40 100644
--- a/src/gallium/drivers/r600/r600_resource.h
+++ b/src/gallium/drivers/r600/r600_resource.h
@@ -131,4 +131,5 @@ int r600_upload_buffer(struct r600_upload *upload, unsigned offset,
 			unsigned *out_offset, unsigned *out_size,
 			struct r600_bo **out_buffer);
 
+int r600_upload_const_buffer(struct r600_pipe_context *rctx, struct pipe_resource *cbuffer, uint32_t *offset);
 #endif
diff --git a/src/gallium/drivers/r600/r600_state.c b/src/gallium/drivers/r600/r600_state.c
index b68203f78f8..96b02d72b94 100644
--- a/src/gallium/drivers/r600/r600_state.c
+++ b/src/gallium/drivers/r600/r600_state.c
@@ -1109,6 +1109,7 @@ static void r600_set_constant_buffer(struct pipe_context *ctx, uint shader, uint
 {
 	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
 	struct r600_resource *rbuffer = (struct r600_resource*)buffer;
+	uint32_t offset;
 
 	/* Note that the state tracker can unbind constant buffers by
 	 * passing NULL here.
@@ -1117,6 +1118,8 @@ static void r600_set_constant_buffer(struct pipe_context *ctx, uint shader, uint
 		return;
 	}
 
+	r600_upload_const_buffer(rctx, buffer, &offset);
+
 	switch (shader) {
 	case PIPE_SHADER_VERTEX:
 		rctx->vs_const_buffer.nregs = 0;
@@ -1126,7 +1129,7 @@ static void r600_set_constant_buffer(struct pipe_context *ctx, uint shader, uint
 					0xFFFFFFFF, NULL);
 		r600_pipe_state_add_reg(&rctx->vs_const_buffer,
 					R_028980_ALU_CONST_CACHE_VS_0,
-					r600_bo_offset(rbuffer->bo) >> 8, 0xFFFFFFFF, rbuffer->bo);
+					(r600_bo_offset(rbuffer->bo) + offset) >> 8, 0xFFFFFFFF, rbuffer->bo);
 		r600_context_pipe_state_set(&rctx->ctx, &rctx->vs_const_buffer);
 		break;
 	case PIPE_SHADER_FRAGMENT:
@@ -1137,7 +1140,7 @@ static void r600_set_constant_buffer(struct pipe_context *ctx, uint shader, uint
 					0xFFFFFFFF, NULL);
 		r600_pipe_state_add_reg(&rctx->ps_const_buffer,
 					R_028940_ALU_CONST_CACHE_PS_0,
-					r600_bo_offset(rbuffer->bo) >> 8, 0xFFFFFFFF, rbuffer->bo);
+					(r600_bo_offset(rbuffer->bo) + offset) >> 8, 0xFFFFFFFF, rbuffer->bo);
 		r600_context_pipe_state_set(&rctx->ctx, &rctx->ps_const_buffer);
 		break;
 	default: