gpu: nvgpu: gv11b: MMU parity HWW error intr

Adding support for ISR handling of ecc uncorrectable errors
for volta resiliency (Volta-686)

TODO: move interrupt init out of MC

bug 1881052
JIRA: GPUT19X-82

Change-Id: I45db01a6062445dd1f64a8297744cd15105e3344
Signed-off-by: David Nieto <dmartineznie@nvidia.com>
Reviewed-on: http://git-master/r/1476603
Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 28 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/gv11b/fb_gv11b.h b/drivers/gpu/nvgpu/gv11b/fb_gv11b.h
index ab688aba..eff3c25d 100644
--- a/drivers/gpu/nvgpu/gv11b/fb_gv11b.h
+++ b/drivers/gpu/nvgpu/gv11b/fb_gv11b.h
@@ -1,7 +1,7 @@
 /*
  * GV11B FB
  *
- * Copyright (c) 2016, NVIDIA CORPORATION.  All rights reserved.
+ * Copyright (c) 2016-2017, 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,
@@ -17,5 +17,32 @@
 #define _NVGPU_GV11B_FB
 struct gpu_ops;
 
+#define STALL_REG_INDEX                 0
+#define NONSTALL_REG_INDEX              1
+
+#define NONREPLAY_REG_INDEX             0
+#define REPLAY_REG_INDEX                1
+
+#define FAULT_BUF_DISABLED              0
+#define FAULT_BUF_ENABLED               1
+
+#define FAULT_BUF_VALID                 1
+#define CHECK_NEXT_FAULT_BUF            1
+
+#define HUB_INTR_TYPE_OTHER             1       /* bit 0 */
+#define HUB_INTR_TYPE_NONREPLAY         2       /* bit 1 */
+#define HUB_INTR_TYPE_REPLAY            4       /* bit 2 */
+#define HUB_INTR_TYPE_ECC_UNCORRECTED   8       /* bit 3 */
+#define HUB_INTR_TYPE_ACCESS_COUNTER    16      /* bit 4 */
+#define HUB_INTR_TYPE_ALL               (HUB_INTR_TYPE_OTHER | \
+                                         HUB_INTR_TYPE_NONREPLAY | \
+                                         HUB_INTR_TYPE_REPLAY | \
+                                         HUB_INTR_TYPE_ECC_UNCORRECTED | \
+                                         HUB_INTR_TYPE_ACCESS_COUNTER)
+
+void gv11b_fb_enable_hub_intr(struct gk20a *g,
+         unsigned int index, unsigned int intr_type);
+void gv11b_fb_disable_hub_intr(struct gk20a *g,
+         unsigned int index, unsigned int intr_type);
 void gv11b_init_fb(struct gpu_ops *gops);
 #endif