1 files changed, 17 insertions, 2 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/gr_gk20a.c b/drivers/gpu/nvgpu/gk20a/gr_gk20a.c
index d0c5da0e..78f81513 100644
--- a/drivers/gpu/nvgpu/gk20a/gr_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/gr_gk20a.c
@@ -21,6 +21,7 @@
 #include <linux/mm.h>           /* for totalram_pages */
 #include <linux/scatterlist.h>
 #include <linux/tegra-soc.h>
+#include <linux/debugfs.h>
 #include <uapi/linux/nvgpu.h>
 #include <linux/vmalloc.h>
 #include <linux/dma-mapping.h>
@@ -54,6 +55,7 @@
 #include "dbg_gpu_gk20a.h"
 #include "debug_gk20a.h"
 #include "semaphore_gk20a.h"
+#include "platform_gk20a.h"
 
 #define BLK_SIZE (256)
 
@@ -6909,8 +6911,9 @@ static void gr_gk20a_cb_size_default(struct gk20a *g)
 {
         struct gr_gk20a *gr = &g->gr;
 
-        gr->attrib_cb_default_size =
-                gr_gpc0_ppc0_cbm_cfg_size_default_v();
+        if (!gr->attrib_cb_default_size)
+                gr->attrib_cb_default_size =
+                        gr_gpc0_ppc0_cbm_cfg_size_default_v();
         gr->alpha_cb_default_size =
                 gr_gpc0_ppc0_cbm_cfg2_size_default_v();
 }
@@ -7267,6 +7270,18 @@ static int gr_gk20a_dump_gr_status_regs(struct gk20a *g,
         return 0;
 }
 
+int gr_gk20a_debugfs_init(struct gk20a *g)
+{
+        struct gk20a_platform *platform = platform_get_drvdata(g->dev);
+
+        g->debugfs_gr_default_attrib_cb_size =
+                debugfs_create_u32("gr_default_attrib_cb_size",
+                                   S_IRUGO|S_IWUSR, platform->debugfs,
+                                   &g->gr.attrib_cb_default_size);
+
+        return 0;
+}
+
 void gk20a_init_gr_ops(struct gpu_ops *gops)
 {
         gops->gr.access_smpc_reg = gr_gk20a_access_smpc_reg;