Mesa (master): radeonsi: automatically resize shader compiler thread queues when they are full

[Marek Olšák]

Module: Mesa
Branch: master
Commit: 9f320e0a387a1009c5218daf130b3b754a3c2800
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=9f320e0a387a1009c5218daf130b3b754a3c2800

Author: Marek Olšák <marek.olsak at amd.com>
Date:   Mon Jul 10 22:16:26 2017 +0200

radeonsi: automatically resize shader compiler thread queues when they are full

Reviewed-by: Nicolai Hähnle <nicolai.haehnle at amd.com>

---

 src/gallium/drivers/radeonsi/si_pipe.c | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/src/gallium/drivers/radeonsi/si_pipe.c b/src/gallium/drivers/radeonsi/si_pipe.c
index e2ec37731f..4df60b698f 100644
--- a/src/gallium/drivers/radeonsi/si_pipe.c
+++ b/src/gallium/drivers/radeonsi/si_pipe.c
@@ -961,21 +961,17 @@ struct pipe_screen *radeonsi_screen_create(struct radeon_winsys *ws,
 		MIN2(num_threads, ARRAY_SIZE(sscreen->tm_low_priority));
 
 	if (!util_queue_init(&sscreen->shader_compiler_queue, "si_shader",
-			     32, num_compiler_threads, 0)) {
+			     32, num_compiler_threads,
+			     UTIL_QUEUE_INIT_RESIZE_IF_FULL)) {
 		si_destroy_shader_cache(sscreen);
 		FREE(sscreen);
 		return NULL;
 	}
 
-	/* The queue must be large enough so that adding optimized shaders
-	 * doesn't stall draw calls when the queue is full. Especially varying
-	 * packing generates a very high volume of optimized shader compilation
-	 * jobs.
-	 */
 	if (!util_queue_init(&sscreen->shader_compiler_queue_low_priority,
 			     "si_shader_low",
-			     1024, num_compiler_threads,
-			     UTIL_QUEUE_INIT_USE_MINIMUM_PRIORITY)) {
+			     32, num_compiler_threads,
+			     UTIL_QUEUE_INIT_RESIZE_IF_FULL)) {
 	       si_destroy_shader_cache(sscreen);
 	       FREE(sscreen);
 	       return NULL;