gpu: nvgpu: remove cap checks from fifo_sched & ctxsw_ring debugfs open

Debugfs can be mounted with root-only permissions hence remove the extra
cap checks in the debugfs open calls for fifo_sched & ctxsw_ring.

Bug 2823941

Change-Id: I41668a887635f34897886b872ad435b183b85959
Signed-off-by: Sagar Kamble <skamble@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2372982
(cherry picked from commit f34037a09f5996762c69bb4ce86751ed7df24ee7)
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2392713
Reviewed-by: automaticguardword <automaticguardword@nvidia.com>
Reviewed-by: Bibek Basu <bbasu@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
GVS: Gerrit_Virtual_Submit

2 files changed, 2 insertions, 8 deletions

diff --git a/drivers/gpu/nvgpu/os/linux/debug_fecs_trace.c b/drivers/gpu/nvgpu/os/linux/debug_fecs_trace.c
index 9e72d2ce..7786053f 100644
--- a/drivers/gpu/nvgpu/os/linux/debug_fecs_trace.c
+++ b/drivers/gpu/nvgpu/os/linux/debug_fecs_trace.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved.
+ * Copyright (c) 2018-2020, 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,
@@ -99,9 +99,6 @@ static int gk20a_ctxsw_debugfs_ring_open(struct inode *inode,
 {
         struct gk20a **p;
 
-        if (!capable(CAP_SYS_ADMIN))
-                return -EPERM;
-
         p = __seq_open_private(file, &gk20a_fecs_trace_debugfs_ring_seq_ops,
                 sizeof(struct gk20a *));
         if (!p)
diff --git a/drivers/gpu/nvgpu/os/linux/debug_fifo.c b/drivers/gpu/nvgpu/os/linux/debug_fifo.c
index 0c791a42..98da8bc7 100644
--- a/drivers/gpu/nvgpu/os/linux/debug_fifo.c
+++ b/drivers/gpu/nvgpu/os/linux/debug_fifo.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2017-2018 NVIDIA Corporation.  All rights reserved.
+ * Copyright (C) 2017-2020 NVIDIA Corporation.  All rights reserved.
  *
  * This software is licensed under the terms of the GNU General Public
  * License version 2, as published by the Free Software Foundation, and
@@ -113,9 +113,6 @@ static int gk20a_fifo_sched_debugfs_open(struct inode *inode,
         struct gk20a *g = inode->i_private;
         int err;
 
-        if (!capable(CAP_SYS_ADMIN))
-                return -EPERM;
-
         err = seq_open(file, &gk20a_fifo_sched_debugfs_seq_ops);
         if (err)
                 return err;