st/mesa: add a second pipeline for compute

Compute needs a new and different validation path.

Changes from v2:
 - make use of unreachable() instead of assert() when the pipeline is
   invalid
 - move the st_pipeline enumeration to st_context.h instead of st_api.h

Signed-off-by: Samuel Pitoiset <[email protected]>
Reviewed-by: Ilia Mirkin <[email protected]>
Reviewed-by: Marek Olšák <[email protected]>

1 files changed, 9 insertions, 0 deletions

diff --git a/src/mesa/state_tracker/st_context.h b/src/mesa/state_tracker/st_context.h
index 9a80f4bae70..b8f7aa9909f 100644
--- a/src/mesa/state_tracker/st_context.h
+++ b/src/mesa/state_tracker/st_context.h
@@ -78,6 +78,14 @@ struct st_tracked_state {
 };
 
 
+/**
+ * Enumeration of state tracker pipelines.
+ */
+enum st_pipeline {
+   ST_PIPELINE_RENDER,
+   ST_PIPELINE_COMPUTE,
+};
+
 
 struct st_context
 {
@@ -153,6 +161,7 @@ struct st_context
    char renderer[100];
 
    struct st_state_flags dirty;
+   struct st_state_flags dirty_cp;
 
    GLboolean vertdata_edgeflags;
    GLboolean edgeflag_culls_prims;