blob: 4bd6ebfaf425bcc88947bf41cc6b2ad832bc84b9 [file] [log] [blame]
/*
* Copyright 2016-2017 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#include <linux/debugfs.h>
#include "kfd_priv.h"
static struct dentry *debugfs_root;
static int kfd_debugfs_open(struct inode *inode, struct file *file)
{
int (*show)(struct seq_file *, void *) = inode->i_private;
return single_open(file, show, NULL);
}
static const struct file_operations kfd_debugfs_fops = {
.owner = THIS_MODULE,
.open = kfd_debugfs_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
void kfd_debugfs_init(void)
{
struct dentry *ent;
debugfs_root = debugfs_create_dir("kfd", NULL);
if (!debugfs_root || debugfs_root == ERR_PTR(-ENODEV)) {
pr_warn("Failed to create kfd debugfs dir\n");
return;
}
ent = debugfs_create_file("mqds", S_IFREG | 0444, debugfs_root,
kfd_debugfs_mqds_by_process,
&kfd_debugfs_fops);
if (!ent)
pr_warn("Failed to create mqds in kfd debugfs\n");
ent = debugfs_create_file("hqds", S_IFREG | 0444, debugfs_root,
kfd_debugfs_hqds_by_device,
&kfd_debugfs_fops);
if (!ent)
pr_warn("Failed to create hqds in kfd debugfs\n");
ent = debugfs_create_file("rls", S_IFREG | 0444, debugfs_root,
kfd_debugfs_rls_by_device,
&kfd_debugfs_fops);
if (!ent)
pr_warn("Failed to create rls in kfd debugfs\n");
}
void kfd_debugfs_fini(void)
{
debugfs_remove_recursive(debugfs_root);
}