gpu: nvgpu: add HALs to mmu fault descriptors.

mmu fault information for client and gpc differ
on various chip. Add separate table for each chip
based on that change and add hal functions to access
those descriptors.

bug 2050564

Change-Id: If15a4757762569d60d4ce1a6a47b8c9a93c11cb0
Signed-off-by: Vinod G <vinodg@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1704105
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 32 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/gm20b/fifo_gm20b.c b/drivers/gpu/nvgpu/gm20b/fifo_gm20b.c
index 15612995..35a7a9e1 100644
--- a/drivers/gpu/nvgpu/gm20b/fifo_gm20b.c
+++ b/drivers/gpu/nvgpu/gm20b/fifo_gm20b.c
@@ -1,7 +1,7 @@
 /*
  * GM20B Fifo
  *
- * Copyright (c) 2014-2017, NVIDIA CORPORATION.  All rights reserved.
+ * Copyright (c) 2014-2018, NVIDIA CORPORATION.  All rights reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -223,3 +223,34 @@ void gm20b_fifo_tsg_verify_status_ctx_reload(struct channel_gk20a *ch)
                 nvgpu_rwsem_up_read(&tsg->ch_list_lock);
         }
 }
+
+static const char * const gm20b_gpc_client_descs[] = {
+        "l1 0", "t1 0", "pe 0",
+        "l1 1", "t1 1", "pe 1",
+        "l1 2", "t1 2", "pe 2",
+        "l1 3", "t1 3", "pe 3",
+        "rast", "gcc", "gpccs",
+        "prop 0", "prop 1", "prop 2", "prop 3",
+        "l1 4", "t1 4", "pe 4",
+        "l1 5", "t1 5", "pe 5",
+        "l1 6", "t1 6", "pe 6",
+        "l1 7", "t1 7", "pe 7",
+        "l1 9", "t1 9", "pe 9",
+        "l1 10", "t1 10", "pe 10",
+        "l1 11", "t1 11", "pe 11",
+        "unknown", "unknown", "unknown", "unknown",
+        "tpccs 0", "tpccs 1", "tpccs 2",
+        "tpccs 3", "tpccs 4", "tpccs 5",
+        "tpccs 6", "tpccs 7", "tpccs 8",
+        "tpccs 9", "tpccs 10", "tpccs 11",
+};
+
+void gm20b_fifo_get_mmu_fault_gpc_desc(struct mmu_fault_info *mmfault)
+{
+        if (mmfault->client_id >= ARRAY_SIZE(gm20b_gpc_client_descs))
+                WARN_ON(mmfault->client_id >=
+                                ARRAY_SIZE(gm20b_gpc_client_descs));
+        else
+                mmfault->client_id_desc =
+                         gm20b_gpc_client_descs[mmfault->client_id];
+}