st/nine: Add nine_queue

This queue mechanism will be used for CSMT.

Signed-off-by: Patrick Rudolph <[email protected]>

1 files changed, 48 insertions, 0 deletions

diff --git a/src/gallium/state_trackers/nine/nine_queue.h b/src/gallium/state_trackers/nine/nine_queue.h
new file mode 100644
index 00000000000..259978e842a
--- /dev/null
+++ b/src/gallium/state_trackers/nine/nine_queue.h
@@ -0,0 +1,48 @@
+/*
+ * Copyright 2016 Patrick Rudolph <[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. */
+
+#ifndef _NINE_QUEUE_H_
+#define _NINE_QUEUE_H_
+
+#include "pipe/p_compiler.h"
+
+struct nine_queue_pool;
+
+void
+nine_queue_wait_flush(struct nine_queue_pool* ctx);
+
+void *
+nine_queue_get(struct nine_queue_pool* ctx);
+
+void
+nine_queue_flush(struct nine_queue_pool* ctx);
+
+void *
+nine_queue_alloc(struct nine_queue_pool* ctx, unsigned space);
+
+struct nine_queue_pool*
+nine_queue_create(void);
+
+void
+nine_queue_delete(struct nine_queue_pool *ctx);
+
+#endif /* _NINE_QUEUE_H_ */