r600g: use pipe context for flushing inside map

This allow to share code path btw old & new, also
remove check on reference this might make things
a little slower but new design doesn't use reference
stuff.

Signed-off-by: Jerome Glisse <jglisse@redhat.com>

src/gallium/drivers/r600/r600_buffer.c

@@ -171,7 +171,7 @@ static void *r600_buffer_transfer_map(struct pipe_context *pipe,
 	if (transfer->usage & PIPE_TRANSFER_WRITE) {
 		write = 1;
 	}
-	data = radeon_ws_bo_map(rscreen->rw, rbuffer->r.bo, transfer->usage, rctx);
+	data = radeon_ws_bo_map(rscreen->rw, rbuffer->r.bo, transfer->usage, pipe);
 	if (!data)
 		return NULL;
 

src/gallium/drivers/r600/r600_context.c

@@ -69,6 +69,10 @@ void r600_flush(struct pipe_context *ctx, unsigned flags,
 {
 	struct r600_context *rctx = r600_context(ctx);
 	struct r600_query *rquery = NULL;
+#if 0
+	static int dc = 0;
+	char dname[256];
+#endif
 
 	/* flush upload buffers */
 	u_upload_flush(rctx->upload_vb);
@@ -77,6 +81,16 @@ void r600_flush(struct pipe_context *ctx, unsigned flags,
 	/* suspend queries */
 	r600_queries_suspend(ctx);
 
+
+#if 0
+	sprintf(dname, "gallium-%08d.bof", dc);
+	if (dc < 2) {
+		radeon_ctx_dump_bof(rctx->ctx, dname);
+		R600_ERR("dumped %s\n", dname);
+	}
+	dc++;
+#endif
+
 	radeon_ctx_submit(rctx->ctx);
 
 	LIST_FOR_EACH_ENTRY(rquery, &rctx->query_list, list) {
@@ -88,13 +102,6 @@ void r600_flush(struct pipe_context *ctx, unsigned flags,
 	r600_queries_resume(ctx);
 }
 
-void r600_flush_ctx(void *data)
-{
-        struct r600_context *rctx = data;
-
-        rctx->context.flush(&rctx->context, 0, NULL);
-}
-
 struct pipe_context *r600_create_context(struct pipe_screen *screen, void *priv)
 {
 	struct r600_context *rctx = CALLOC_STRUCT(r600_context);

src/gallium/drivers/r600/r600_query.c

@@ -108,7 +108,7 @@ static void r600_query_result(struct pipe_context *ctx, struct r600_query *rquer
 	u32 *results;
 	int i;
 
-	results = radeon_ws_bo_map(rscreen->rw, rquery->buffer, 0, r600_context(ctx));
+	results = radeon_ws_bo_map(rscreen->rw, rquery->buffer, 0, ctx);
 	for (i = 0; i < rquery->num_results; i += 4) {
 		start = (u64)results[i] | (u64)results[i + 1] << 32;
 		end = (u64)results[i + 2] | (u64)results[i + 3] << 32;

src/gallium/drivers/r600/r600_shader.c

@@ -167,7 +167,7 @@ static int r600_pipe_shader(struct pipe_context *ctx, struct r600_context_state
 	if (rpshader->bo == NULL) {
 		return -ENOMEM;
 	}
-	data = radeon_ws_bo_map(rscreen->rw, rpshader->bo, 0, rctx);
+	data = radeon_ws_bo_map(rscreen->rw, rpshader->bo, 0, ctx);
 	memcpy(data, rshader->bc.bytecode, rshader->bc.ndw * 4);
 	radeon_ws_bo_unmap(rscreen->rw, rpshader->bo);
 	/* build state */

src/gallium/drivers/r600/r600_state2.c

@@ -1600,6 +1600,9 @@ static void r600_set_framebuffer_state(struct pipe_context *ctx,
 	/* unreference old buffer and reference new one */
 	rstate->id = R600_PIPE_STATE_FRAMEBUFFER;
 	for (int i = 0; i < rctx->framebuffer.nr_cbufs; i++) {
+		pipe_surface_reference(&rctx->framebuffer.cbufs[i], NULL);
+	}
+	for (int i = 0; i < state->nr_cbufs; i++) {
 		pipe_surface_reference(&rctx->framebuffer.cbufs[i], state->cbufs[i]);
 	}
 	pipe_surface_reference(&rctx->framebuffer.zsbuf, state->zsbuf);

src/gallium/drivers/r600/r600_texture.c

@@ -346,7 +346,7 @@ void* r600_texture_transfer_map(struct pipe_context *ctx,
 			transfer->box.y / util_format_get_blockheight(format) * transfer->stride +
 			transfer->box.x / util_format_get_blockwidth(format) * util_format_get_blocksize(format);
 	}
-	map = radeon_ws_bo_map(radeon, bo, 0, r600_context(ctx));
+	map = radeon_ws_bo_map(radeon, bo, 0, ctx);
 	if (!map) {
 		return NULL;
 	}

src/gallium/drivers/r600/radeon.h

@@ -221,5 +221,4 @@ enum r600_stype {
 #define R600_QUERY_SIZE				1
 #define R600_QUERY_PM4				128
 
-void r600_flush_ctx(void *data);
 #endif

src/gallium/winsys/r600/drm/radeon_bo_pb.c

@@ -53,7 +53,9 @@ radeon_bo_pb_map_internal(struct pb_buffer *_buf,
 			  unsigned flags, void *ctx)
 {
 	struct radeon_bo_pb *buf = radeon_bo_pb(_buf);
+	struct pipe_context *pctx = ctx;
 
+//printf("%s:%d ************************************************\n", __func__, __LINE__);
 	if (flags & PB_USAGE_UNSYNCHRONIZED) {
 		if (!buf->bo->data && radeon_bo_map(buf->mgr->radeon, buf->bo)) {
 			return NULL;
@@ -62,13 +64,11 @@ radeon_bo_pb_map_internal(struct pb_buffer *_buf,
 		return buf->bo->data;
 	}
 
-	if (p_atomic_read(&buf->bo->reference.count) > 1) {
-		if (flags & PB_USAGE_DONTBLOCK) {
-			return NULL;
-		}
-		if (ctx) {
-			r600_flush_ctx(ctx);
-		}
+	if (flags & PB_USAGE_DONTBLOCK) {
+		return NULL;
+	}
+	if (ctx) {
+		pctx->flush(pctx, 0, NULL);
 	}
 
 	if (flags & PB_USAGE_DONTBLOCK) {