From: Marek Olšák <marek.ol...@amd.com>
State trackers can set this to tell the driver when u_threaded_context is
desirable.
---
src/gallium/include/pipe/p_defines.h | 8 ++++++++
src/mesa/state_tracker/st_manager.c | 2 +-
2 files changed, 9 insertions(+), 1 deletion(-)
diff --git a/src/gallium/include/pipe/p_defines.h
b/src/gallium/include/pipe/p_defines.h
index 82b9d9c..aafa4f8 100644
--- a/src/gallium/include/pipe/p_defines.h
+++ b/src/gallium/include/pipe/p_defines.h
@@ -377,20 +377,28 @@ enum pipe_flush_flags
*/
#define PIPE_CONTEXT_DEBUG (1 << 1)
/**
* Whether out-of-bounds shader loads must return zero and out-of-bounds
* shader stores must be dropped.
*/
#define PIPE_CONTEXT_ROBUST_BUFFER_ACCESS (1 << 2)
/**
+ * Prefer threaded pipe_context. It also implies that video codec functions
+ * will not be used. (they will be either no-ops or NULL when threading is
+ * enabled)
+ */
+#define PIPE_CONTEXT_PREFER_THREADED (1 << 3)
+
+
+/**
* Flags for pipe_context::memory_barrier.
*/
#define PIPE_BARRIER_MAPPED_BUFFER (1 << 0)
#define PIPE_BARRIER_SHADER_BUFFER (1 << 1)
#define PIPE_BARRIER_QUERY_BUFFER (1 << 2)
#define PIPE_BARRIER_VERTEX_BUFFER (1 << 3)
#define PIPE_BARRIER_INDEX_BUFFER (1 << 4)
#define PIPE_BARRIER_CONSTANT_BUFFER (1 << 5)
#define PIPE_BARRIER_INDIRECT_BUFFER (1 << 6)
#define PIPE_BARRIER_TEXTURE (1 << 7)
diff --git a/src/mesa/state_tracker/st_manager.c
b/src/mesa/state_tracker/st_manager.c
index 41de596..3178e25 100644
--- a/src/mesa/state_tracker/st_manager.c
+++ b/src/mesa/state_tracker/st_manager.c
@@ -640,21 +640,21 @@ static struct st_context_iface *
st_api_create_context(struct st_api *stapi, struct st_manager *smapi,
const struct st_context_attribs *attribs,
enum st_context_error *error,
struct st_context_iface *shared_stctxi)
{
struct st_context *shared_ctx = (struct st_context *) shared_stctxi;
struct st_context *st;
struct pipe_context *pipe;
struct gl_config mode;
gl_api api;
- unsigned ctx_flags = 0;
+ unsigned ctx_flags = PIPE_CONTEXT_PREFER_THREADED;
if (!(stapi->profile_mask & (1 << attribs->profile)))
return NULL;
switch (attribs->profile) {
case ST_PROFILE_DEFAULT:
api = API_OPENGL_COMPAT;
break;
case ST_PROFILE_OPENGL_ES1:
api = API_OPENGLES;
--
2.7.4
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