From d07b86dedfd87ed7c301fa81242314c891031693 Mon Sep 17 00:00:00 2001
From: Brian <brian.paul@tungstengraphics.com>
Date: Thu, 10 Jan 2008 09:13:10 -0700
Subject: [PATCH] Cell: clean-up cell_spu_exit() code

---
 src/mesa/pipe/cell/ppu/cell_context.c |  2 --
 src/mesa/pipe/cell/ppu/cell_spu.c     | 25 ++++++++-----------------
 src/mesa/pipe/cell/ppu/cell_spu.h     |  3 ---
 3 files changed, 8 insertions(+), 22 deletions(-)

diff --git a/src/mesa/pipe/cell/ppu/cell_context.c b/src/mesa/pipe/cell/ppu/cell_context.c
index 4fcf804d828..57178c835f9 100644
--- a/src/mesa/pipe/cell/ppu/cell_context.c
+++ b/src/mesa/pipe/cell/ppu/cell_context.c
@@ -148,7 +148,6 @@ cell_destroy_context( struct pipe_context *pipe )
    struct cell_context *cell = cell_context(pipe);
 
    cell_spu_exit(cell);
-   wait_spus(cell->num_spus);
 
    free(cell);
 }
@@ -255,7 +254,6 @@ cell_create_context(struct pipe_winsys *winsys, struct cell_winsys *cws)
 
 #if 0
    test_spus(cell);
-   wait_spus();
 #endif
 
    return &cell->pipe;
diff --git a/src/mesa/pipe/cell/ppu/cell_spu.c b/src/mesa/pipe/cell/ppu/cell_spu.c
index a7dbf24dd8f..44ad3f22b39 100644
--- a/src/mesa/pipe/cell/ppu/cell_spu.c
+++ b/src/mesa/pipe/cell/ppu/cell_spu.c
@@ -194,32 +194,23 @@ test_spus(struct cell_context *cell)
 }
 
 
-/**
- * Wait for all SPUs to exit/return.
- */
-void
-wait_spus(uint num_spus)
-{
-   uint i;
-   void *value;
-
-   for (i = 0; i < num_spus; i++) {
-      pthread_join(cell_global.spe_threads[i], &value);
-   }
-}
-
-
 /**
  * Tell all the SPUs to stop/exit.
  */
 void
 cell_spu_exit(struct cell_context *cell)
 {
-   unsigned i;
+   uint i;
 
    for (i = 0; i < cell->num_spus; i++) {
       send_mbox_message(cell_global.spe_contexts[i], CELL_CMD_EXIT);
    }
 
-   wait_spus(cell->num_spus);
+   /* wait for threads to exit */
+   for (i = 0; i < cell->num_spus; i++) {
+      void *value;
+      pthread_join(cell_global.spe_threads[i], &value);
+      cell_global.spe_threads[i] = 0;
+      cell_global.spe_contexts[i] = 0;
+   }
 }
diff --git a/src/mesa/pipe/cell/ppu/cell_spu.h b/src/mesa/pipe/cell/ppu/cell_spu.h
index 612cb45c59d..d11001af62b 100644
--- a/src/mesa/pipe/cell/ppu/cell_spu.h
+++ b/src/mesa/pipe/cell/ppu/cell_spu.h
@@ -82,9 +82,6 @@ void
 test_spus(struct cell_context *cell);
 
 
-void
-wait_spus(uint num_spus);
-
 void
 cell_spu_exit(struct cell_context *cell);
 
-- 
2.30.2