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https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
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64 lines
1.7 KiB
C
64 lines
1.7 KiB
C
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/*
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* Copyright (c) 2012 Broadcom Corporation
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <linux/debugfs.h>
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#include <linux/if_ether.h>
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#include <linux/if.h>
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#include <linux/ieee80211.h>
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#include <defs.h>
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#include <brcmu_wifi.h>
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#include <brcmu_utils.h>
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#include "dhd.h"
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#include "dhd_bus.h"
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static struct dentry *root_folder;
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void brcmf_debugfs_init(void)
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{
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root_folder = debugfs_create_dir(KBUILD_MODNAME, NULL);
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if (IS_ERR(root_folder))
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root_folder = NULL;
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}
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void brcmf_debugfs_exit(void)
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{
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if (!root_folder)
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return;
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debugfs_remove_recursive(root_folder);
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root_folder = NULL;
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}
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int brcmf_debugfs_attach(struct brcmf_pub *drvr)
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{
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if (!root_folder)
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return -ENODEV;
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drvr->dbgfs_dir = debugfs_create_dir(dev_name(drvr->dev), root_folder);
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return PTR_RET(drvr->dbgfs_dir);
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}
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void brcmf_debugfs_detach(struct brcmf_pub *drvr)
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{
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if (!IS_ERR_OR_NULL(drvr->dbgfs_dir))
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debugfs_remove_recursive(drvr->dbgfs_dir);
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}
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struct dentry *brcmf_debugfs_get_devdir(struct brcmf_pub *drvr)
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{
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return drvr->dbgfs_dir;
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}
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