gallium/util: replace pipe_condvar with cnd_t

pipe_condvar was made unnecessary with fd33a6bcd7.

Reviewed-by: Marek Olšák <marek.olsak@amd.com>

src/gallium/auxiliary/os/os_thread.h

@@ -121,10 +121,6 @@ __pipe_mutex_assert_locked(mtx_t *mutex)
 #endif
 }
 
-/* pipe_condvar
- */
-typedef cnd_t pipe_condvar;
-
 
 /*
  * pipe_barrier
@@ -157,7 +153,7 @@ typedef struct {
    unsigned waiters;
    uint64_t sequence;
    mtx_t mutex;
-   pipe_condvar condvar;
+   cnd_t condvar;
 } pipe_barrier;
 
 static inline void pipe_barrier_init(pipe_barrier *barrier, unsigned count)
@@ -209,7 +205,7 @@ static inline void pipe_barrier_wait(pipe_barrier *barrier)
 typedef struct
 {
    mtx_t mutex;
-   pipe_condvar cond;
+   cnd_t cond;
    int counter;
 } pipe_semaphore;
 

src/gallium/auxiliary/pipebuffer/pb_bufmgr_slab.c

@@ -71,7 +71,7 @@ struct pb_slab_buffer
    
    /** Use when validating, to signal that all mappings are finished */
    /* TODO: Actually validation does not reach this stage yet */
-   pipe_condvar event;
+   cnd_t event;
 };
 
 

src/gallium/auxiliary/util/u_queue.h

@@ -41,7 +41,7 @@
  */
 struct util_queue_fence {
    mtx_t mutex;
-   pipe_condvar cond;
+   cnd_t cond;
    int signalled;
 };
 
@@ -58,8 +58,8 @@ struct util_queue_job {
 struct util_queue {
    const char *name;
    mtx_t lock;
-   pipe_condvar has_queued_cond;
-   pipe_condvar has_space_cond;
+   cnd_t has_queued_cond;
+   cnd_t has_space_cond;
    thrd_t *threads;
    int num_queued;
    unsigned num_threads;

src/gallium/auxiliary/util/u_ringbuffer.c

@@ -16,7 +16,7 @@ struct util_ringbuffer
     */
    unsigned head;
    unsigned tail;
-   pipe_condvar change;
+   cnd_t change;
    mtx_t mutex;
 };
 

src/gallium/drivers/llvmpipe/lp_fence.h

@@ -44,7 +44,7 @@ struct lp_fence
    unsigned id;
 
    mtx_t mutex;
-   pipe_condvar signalled;
+   cnd_t signalled;
 
    boolean issued;
    unsigned rank;

src/gallium/drivers/rbug/rbug_context.h

@@ -59,7 +59,7 @@ struct rbug_context {
 
    /* draw locking */
    mtx_t draw_mutex;
-   pipe_condvar draw_cond;
+   cnd_t draw_cond;
    unsigned draw_num_rules;
    int draw_blocker;
    int draw_blocked;

src/gallium/state_trackers/nine/nine_queue.c

@@ -72,8 +72,8 @@ struct nine_queue_pool {
     unsigned tail;
     unsigned cur_instr;
     BOOL worker_wait;
-    pipe_condvar event_pop;
-    pipe_condvar event_push;
+    cnd_t event_pop;
+    cnd_t event_push;
     mtx_t mutex_pop;
     mtx_t mutex_push;
 };

src/gallium/state_trackers/nine/nine_state.c

@@ -63,7 +63,7 @@ struct csmt_context {
     thrd_t worker;
     struct nine_queue_pool* pool;
     BOOL terminate;
-    pipe_condvar event_processed;
+    cnd_t event_processed;
     mtx_t mutex_processed;
     struct NineDevice9 *device;
     BOOL processed;