gpu: nvgpu: Fix and enable L2 error processing

Fix L2 error processing to look into interrupts in each L2 and slice.
Enable L2 error interrupts.

Bug 1549451

Change-Id: If6dd77f1333426a10b6a148c9432c12df8d879c7
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: http://git-master/r/494656
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gm20b/hw_mc_gm20b.h b/drivers/gpu/nvgpu/gm20b/hw_mc_gm20b.h
index e978adf2..1b741677 100644
--- a/drivers/gpu/nvgpu/gm20b/hw_mc_gm20b.h
+++ b/drivers/gpu/nvgpu/gm20b/hw_mc_gm20b.h
@@ -186,6 +186,10 @@ static inline u32 mc_enable_hub_enabled_f(void)
 {
         return 0x20000000;
 }
+static inline u32 mc_intr_ltc_r(void)
+{
+        return 0x0000017c;
+}
 static inline u32 mc_enable_pb_r(void)
 {
         return 0x00000204;