ENGR00308898 [#1135] fixed gc400t gpu hang with 5.0.11

Virtual command buffer is forcibly enabled and causes gpu hang on i.MX6SLX

  - Android GPU hang
  - X11 GPU hang when run es2gears
  - Dfb 2D test case df_dok may cause gpu hang.

The safe fix is to disable virtual command buffer temporarily

Date: Apr 17, 2014
Signed-off-by: Xianzhong <b07117@freescale.com>
Acked-by: Jason Liu
(cherry picked from commit f0aaa7521e0e58b4a7c9f104271343ab277fed56)

2 files changed, 2 insertions, 2 deletions

diff --git a/drivers/mxc/gpu-viv/hal/kernel/gc_hal_kernel.c b/drivers/mxc/gpu-viv/hal/kernel/gc_hal_kernel.c
index 61ea344c12df..365fe5b28ff6 100644
--- a/drivers/mxc/gpu-viv/hal/kernel/gc_hal_kernel.c
+++ b/drivers/mxc/gpu-viv/hal/kernel/gc_hal_kernel.c
@@ -328,7 +328,7 @@ gckKERNEL_Construct(
         /* Initialize virtual command buffer. */
         /* TODO: Remove platform limitation after porting. */
 #if (defined(LINUX) || defined(__QNXNTO__))
-        kernel->virtualCommandBuffer = gcvTRUE;
+        kernel->virtualCommandBuffer = gcvFALSE;
 #else
         kernel->virtualCommandBuffer = gcvFALSE;
 #endif
diff --git a/drivers/mxc/gpu-viv/hal/os/linux/kernel/gc_hal_kernel_linux.h b/drivers/mxc/gpu-viv/hal/os/linux/kernel/gc_hal_kernel_linux.h
index 58150483bf7c..37141eac8a1a 100644
--- a/drivers/mxc/gpu-viv/hal/os/linux/kernel/gc_hal_kernel_linux.h
+++ b/drivers/mxc/gpu-viv/hal/os/linux/kernel/gc_hal_kernel_linux.h
@@ -105,7 +105,7 @@
 #define gcdNOWARN 0
 #endif
 
-#define gcdUSE_NON_PAGED_MEMORY_CACHE 0
+#define gcdUSE_NON_PAGED_MEMORY_CACHE 10
 
 /******************************************************************************\
 ********************************** Structures **********************************