gpu: nvgpu: gm20b: use gpc_mmu to check debug mode

Bug 1534793

Change-Id: I8a4c35914b58dd13a7c10c668de9d4662d947d8c
Signed-off-by: Kevin Huang <kevinh@nvidia.com>
Reviewed-on: http://git-master/r/441377
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Tested-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gm20b/hw_gr_gm20b.h b/drivers/gpu/nvgpu/gm20b/hw_gr_gm20b.h
index eb6cf4ad..21a46d33 100644
--- a/drivers/gpu/nvgpu/gm20b/hw_gr_gm20b.h
+++ b/drivers/gpu/nvgpu/gm20b/hw_gr_gm20b.h
@@ -3210,6 +3210,14 @@ static inline u32 gr_gpcs_pri_mmu_debug_ctrl_r(void)
 {
         return 0x004188b0;
 }
+static inline u32 gr_gpcs_pri_mmu_debug_ctrl_debug_v(u32 r)
+{
+        return (r >> 16) & 0x1;
+}
+static inline u32 gr_gpcs_pri_mmu_debug_ctrl_debug_enabled_v(void)
+{
+        return 0x00000001;
+}
 static inline u32 gr_gpcs_pri_mmu_debug_wr_r(void)
 {
         return 0x004188b4;