gpu: nvgpu: support preprocessing of SM exceptions

Support preprocessing of SM exceptions if API
pointer pre_process_sm_exception() is defined

Also, expose some common APIs

Bug 200156699

Change-Id: I1303642c1c4403c520b62efb6fd83e95eaeb519b
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: http://git-master/r/925883
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 24 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/gr_gk20a.h b/drivers/gpu/nvgpu/gk20a/gr_gk20a.h
index 51b87ac8..9fc45ec0 100644
--- a/drivers/gpu/nvgpu/gk20a/gr_gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/gr_gk20a.h
@@ -1,7 +1,7 @@
 /*
  * GK20A Graphics Engine
  *
- * Copyright (c) 2011-2015, NVIDIA CORPORATION.  All rights reserved.
+ * Copyright (c) 2011-2016, 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,
@@ -175,6 +175,17 @@ struct gk20a_cs_snapshot_client;
 struct gk20a_cs_snapshot;
 #endif
 
+struct gr_gk20a_isr_data {
+        u32 addr;
+        u32 data_lo;
+        u32 data_hi;
+        u32 curr_ctx;
+        u32 chid;
+        u32 offset;
+        u32 sub_chan;
+        u32 class_num;
+};
+
 struct gr_gk20a {
         struct gk20a *g;
         struct {
@@ -533,4 +544,16 @@ static inline void gr_gk20a_free_cyclestats_snapshot_data(struct gk20a *g)
 }
 #endif
 
+
+int gk20a_gr_handle_fecs_error(struct gk20a *g, struct channel_gk20a *ch,
+                struct gr_gk20a_isr_data *isr_data);
+int gk20a_gr_wait_for_sm_lock_down(struct gk20a *g, u32 gpc, u32 tpc,
+                u32 global_esr_mask, bool check_errors);
+void gk20a_gr_clear_sm_hww(struct gk20a *g,
+                u32 gpc, u32 tpc, u32 global_esr);
+int gr_gk20a_ctx_wait_ucode(struct gk20a *g, u32 mailbox_id,
+                            u32 *mailbox_ret, u32 opc_success,
+                            u32 mailbox_ok, u32 opc_fail,
+                            u32 mailbox_fail, bool sleepduringwait);
+
 #endif /*__GR_GK20A_H__*/