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-rw-r--r--src/gallium/drivers/radeonsi/r600_query.c130
1 files changed, 130 insertions, 0 deletions
diff --git a/src/gallium/drivers/radeonsi/r600_query.c b/src/gallium/drivers/radeonsi/r600_query.c
new file mode 100644
index 00000000000..bbf7c046f57
--- /dev/null
+++ b/src/gallium/drivers/radeonsi/r600_query.c
@@ -0,0 +1,130 @@
+/*
+ * Copyright 2010 Jerome Glisse <[email protected]>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * on the rights to use, copy, modify, merge, publish, distribute, sub
+ * license, and/or sell copies of the Software, and to permit persons to whom
+ * the Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "radeonsi_pipe.h"
+#include "sid.h"
+
+static struct pipe_query *r600_create_query(struct pipe_context *ctx, unsigned query_type)
+{
+ struct r600_context *rctx = (struct r600_context *)ctx;
+
+ return (struct pipe_query*)r600_context_query_create(rctx, query_type);
+}
+
+static void r600_destroy_query(struct pipe_context *ctx, struct pipe_query *query)
+{
+ struct r600_context *rctx = (struct r600_context *)ctx;
+
+ r600_context_query_destroy(rctx, (struct r600_query *)query);
+}
+
+static void r600_begin_query(struct pipe_context *ctx, struct pipe_query *query)
+{
+ struct r600_context *rctx = (struct r600_context *)ctx;
+ struct r600_query *rquery = (struct r600_query *)query;
+
+ memset(&rquery->result, 0, sizeof(rquery->result));
+ rquery->results_start = rquery->results_end;
+ r600_query_begin(rctx, (struct r600_query *)query);
+ LIST_ADDTAIL(&rquery->list, &rctx->active_query_list);
+}
+
+static void r600_end_query(struct pipe_context *ctx, struct pipe_query *query)
+{
+ struct r600_context *rctx = (struct r600_context *)ctx;
+ struct r600_query *rquery = (struct r600_query *)query;
+
+ r600_query_end(rctx, rquery);
+ LIST_DELINIT(&rquery->list);
+}
+
+static boolean r600_get_query_result(struct pipe_context *ctx,
+ struct pipe_query *query,
+ boolean wait, union pipe_query_result *vresult)
+{
+ struct r600_context *rctx = (struct r600_context *)ctx;
+ struct r600_query *rquery = (struct r600_query *)query;
+
+ return r600_context_query_result(rctx, rquery, wait, vresult);
+}
+
+static void r600_render_condition(struct pipe_context *ctx,
+ struct pipe_query *query,
+ uint mode)
+{
+ struct r600_context *rctx = (struct r600_context *)ctx;
+ struct r600_query *rquery = (struct r600_query *)query;
+ int wait_flag = 0;
+
+ /* If we already have nonzero result, render unconditionally */
+ if (query != NULL && rquery->result.u64 != 0) {
+ if (rctx->current_render_cond) {
+ r600_render_condition(ctx, NULL, 0);
+ }
+ return;
+ }
+
+ rctx->current_render_cond = query;
+ rctx->current_render_cond_mode = mode;
+
+ if (query == NULL) {
+ if (rctx->predicate_drawing) {
+ rctx->predicate_drawing = false;
+ r600_query_predication(rctx, NULL, PREDICATION_OP_CLEAR, 1);
+ }
+ return;
+ }
+
+ if (mode == PIPE_RENDER_COND_WAIT ||
+ mode == PIPE_RENDER_COND_BY_REGION_WAIT) {
+ wait_flag = 1;
+ }
+
+ rctx->predicate_drawing = true;
+
+ switch (rquery->type) {
+ case PIPE_QUERY_OCCLUSION_COUNTER:
+ case PIPE_QUERY_OCCLUSION_PREDICATE:
+ r600_query_predication(rctx, rquery, PREDICATION_OP_ZPASS, wait_flag);
+ break;
+ case PIPE_QUERY_PRIMITIVES_EMITTED:
+ case PIPE_QUERY_PRIMITIVES_GENERATED:
+ case PIPE_QUERY_SO_STATISTICS:
+ case PIPE_QUERY_SO_OVERFLOW_PREDICATE:
+ r600_query_predication(rctx, rquery, PREDICATION_OP_PRIMCOUNT, wait_flag);
+ break;
+ default:
+ assert(0);
+ }
+}
+
+void r600_init_query_functions(struct r600_context *rctx)
+{
+ rctx->context.create_query = r600_create_query;
+ rctx->context.destroy_query = r600_destroy_query;
+ rctx->context.begin_query = r600_begin_query;
+ rctx->context.end_query = r600_end_query;
+ rctx->context.get_query_result = r600_get_query_result;
+
+ if (rctx->screen->info.r600_num_backends > 0)
+ rctx->context.render_condition = r600_render_condition;
+}