Mesa (master): radeonsi: implement ARB/KHR_parallel_shader_compile callbacks
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Mon Apr 1 16:43:55 UTC 2019
Module: Mesa
Branch: master
Commit: b9d627e07650a157176f6fb4bd3c3ffef6e21357
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=b9d627e07650a157176f6fb4bd3c3ffef6e21357
Author: Marek Olšák <marek.olsak at amd.com>
Date: Mon Aug 6 07:11:33 2018 -0400
radeonsi: implement ARB/KHR_parallel_shader_compile callbacks
---
src/gallium/drivers/radeonsi/si_pipe.c | 31 +++++++++++++++++++++++++++++++
1 file changed, 31 insertions(+)
diff --git a/src/gallium/drivers/radeonsi/si_pipe.c b/src/gallium/drivers/radeonsi/si_pipe.c
index 9b1eab8284b..98c59867d4b 100644
--- a/src/gallium/drivers/radeonsi/si_pipe.c
+++ b/src/gallium/drivers/radeonsi/si_pipe.c
@@ -26,6 +26,7 @@
#include "si_pipe.h"
#include "si_public.h"
#include "si_shader_internal.h"
+#include "si_compute.h"
#include "sid.h"
#include "ac_llvm_util.h"
@@ -846,6 +847,32 @@ static void si_disk_cache_create(struct si_screen *sscreen)
shader_debug_flags);
}
+static void si_set_max_shader_compiler_threads(struct pipe_screen *screen,
+ unsigned max_threads)
+{
+ struct si_screen *sscreen = (struct si_screen *)screen;
+
+ /* This function doesn't allow a greater number of threads than
+ * the queue had at its creation. */
+ util_queue_adjust_num_threads(&sscreen->shader_compiler_queue,
+ max_threads);
+ /* Don't change the number of threads on the low priority queue. */
+}
+
+static bool si_is_parallel_shader_compilation_finished(struct pipe_screen *screen,
+ void *shader,
+ unsigned shader_type)
+{
+ if (shader_type == PIPE_SHADER_COMPUTE) {
+ struct si_compute *cs = (struct si_compute*)shader;
+
+ return util_queue_fence_is_signalled(&cs->ready);
+ }
+ struct si_shader_selector *sel = (struct si_shader_selector *)shader;
+
+ return util_queue_fence_is_signalled(&sel->ready);
+}
+
struct pipe_screen *radeonsi_screen_create(struct radeon_winsys *ws,
const struct pipe_screen_config *config)
{
@@ -876,6 +903,10 @@ struct pipe_screen *radeonsi_screen_create(struct radeon_winsys *ws,
/* Set functions first. */
sscreen->b.context_create = si_pipe_create_context;
sscreen->b.destroy = si_destroy_screen;
+ sscreen->b.set_max_shader_compiler_threads =
+ si_set_max_shader_compiler_threads;
+ sscreen->b.is_parallel_shader_compilation_finished =
+ si_is_parallel_shader_compilation_finished;
si_init_screen_get_functions(sscreen);
si_init_screen_buffer_functions(sscreen);
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