Update includes to L4T r32.7.4 and drop nvgpu/gk20a.h dependency

Also add instructions for updating `include/`. These files are now
only needed to build on Linux 4.9-based Tegra platforms.

1 files changed, 17 insertions, 1 deletions

diff --git a/include/os/posix/nvgpu.c b/include/os/posix/nvgpu.c
index e485ed7..5b68113 100644
--- a/include/os/posix/nvgpu.c
+++ b/include/os/posix/nvgpu.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018, NVIDIA CORPORATION.  All rights reserved.
+ * Copyright (c) 2018-2021, 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"),
@@ -36,6 +36,22 @@
 
 #include "os_posix.h"
 
+int nvgpu_wait_for_stall_interrupts(struct gk20a *g, u32 timeout)
+{
+        /*
+         * No interrupts in userspace so nothing to wait for.
+         */
+        return 0;
+}
+
+int nvgpu_wait_for_nonstall_interrupts(struct gk20a *g, u32 timeout)
+{
+        /*
+         * No interrupts in userspace so nothing to wait for.
+         */
+        return 0;
+}
+
 void nvgpu_wait_for_deferred_interrupts(struct gk20a *g)
 {
         /*