gpu: nvgpu: Use sysmem aperture for SoC memory

In Tegra GPU, SoC memory has to be accessed as vidmem. In discrete GPU, it
has to be accessed as sysmem.

Change-Id: I4efe71b54a9a32f0bf1f02ec4016ed74405a14c5
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: http://git-master/r/1120468

1 files changed, 21 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/gm20b/hw_fb_gm20b.h b/drivers/gpu/nvgpu/gm20b/hw_fb_gm20b.h
index d68f6479..a6010696 100644
--- a/drivers/gpu/nvgpu/gm20b/hw_fb_gm20b.h
+++ b/drivers/gpu/nvgpu/gm20b/hw_fb_gm20b.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2014-2015, NVIDIA CORPORATION.  All rights reserved.
+ * Copyright (c) 2014-2016, NVIDIA CORPORATION.  All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms and conditions of the GNU General Public License,
@@ -114,6 +114,10 @@ static inline u32 fb_mmu_invalidate_pdb_aperture_vid_mem_f(void)
 {
         return 0x0;
 }
+static inline u32 fb_mmu_invalidate_pdb_aperture_sys_mem_f(void)
+{
+        return 0x2;
+}
 static inline u32 fb_mmu_invalidate_pdb_addr_f(u32 v)
 {
         return (v & 0xfffffff) << 4;
@@ -174,6 +178,14 @@ static inline u32 fb_mmu_debug_wr_aperture_vid_mem_f(void)
 {
         return 0x0;
 }
+static inline u32 fb_mmu_debug_wr_aperture_sys_mem_coh_f(void)
+{
+        return 0x2;
+}
+static inline u32 fb_mmu_debug_wr_aperture_sys_mem_ncoh_f(void)
+{
+        return 0x3;
+}
 static inline u32 fb_mmu_debug_wr_vol_false_f(void)
 {
         return 0x0;
@@ -202,6 +214,14 @@ static inline u32 fb_mmu_debug_rd_aperture_vid_mem_f(void)
 {
         return 0x0;
 }
+static inline u32 fb_mmu_debug_rd_aperture_sys_mem_coh_f(void)
+{
+        return 0x2;
+}
+static inline u32 fb_mmu_debug_rd_aperture_sys_mem_ncoh_f(void)
+{
+        return 0x3;
+}
 static inline u32 fb_mmu_debug_rd_vol_false_f(void)
 {
         return 0x0;