Release 4.15 net/mac80211/debugfs_netdev.c

Directory: net/mac80211
/*
 * Copyright (c) 2006   Jiri Benc <jbenc@suse.cz>
 * Copyright 2007       Johannes Berg <johannes@sipsolutions.net>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

#include <linux/kernel.h>
#include <linux/device.h>
#include <linux/if.h>
#include <linux/if_ether.h>
#include <linux/interrupt.h>
#include <linux/netdevice.h>
#include <linux/rtnetlink.h>
#include <linux/slab.h>
#include <linux/notifier.h>
#include <net/mac80211.h>
#include <net/cfg80211.h>
#include "ieee80211_i.h"
#include "rate.h"
#include "debugfs.h"
#include "debugfs_netdev.h"
#include "driver-ops.h"



static ssize_t ieee80211_if_read(
	struct ieee80211_sub_if_data *sdata,
	char __user *userbuf,
	size_t count, loff_t *ppos,
	ssize_t (*format)(const struct ieee80211_sub_if_data *, char *, int))
{
	char buf[200];
	ssize_t ret = -EINVAL;

	read_lock(&dev_base_lock);
	ret = (*format)(sdata, buf, sizeof(buf));
	read_unlock(&dev_base_lock);

	if (ret >= 0)
		ret = simple_read_from_buffer(userbuf, count, ppos, buf, ret);

	return ret;
}

Contributors
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Luis Carlos Cobo Rus 10 9.52% 1 25.00%
Jouni Malinen 2 1.90% 1 25.00%
Toke Höiland-Jörgensen 1 0.95% 1 25.00%
Total 105 100.00% 4 100.00%



static ssize_t ieee80211_if_write(
	struct ieee80211_sub_if_data *sdata,
	const char __user *userbuf,
	size_t count, loff_t *ppos,
	ssize_t (*write)(struct ieee80211_sub_if_data *, const char *, int))
{
	char buf[64];
	ssize_t ret;

	if (count >= sizeof(buf))
		return -E2BIG;

	if (copy_from_user(buf, userbuf, count))
		return -EFAULT;
	buf[count] = '\0';

	ret = -ENODEV;
	rtnl_lock();
	ret = (*write)(sdata, buf, count);
	rtnl_unlock();

	return ret;
}

Contributors
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Eliad Peller 21 18.58% 1 33.33%
Eric Dumazet 4 3.54% 1 33.33%
Total 113 100.00% 3 100.00%


#define IEEE80211_IF_FMT(name, field, format_string)			\
static ssize_t ieee80211_if_fmt_##name(                                 \
        const struct ieee80211_sub_if_data *sdata, char *buf,           \
        int buflen)                                                     \
{                                                                       \
        return scnprintf(buf, buflen, format_string, sdata->field);     \
}

#define IEEE80211_IF_FMT_DEC(name, field)				\
		IEEE80211_IF_FMT(name, field, "%d\n")

#define IEEE80211_IF_FMT_HEX(name, field)				\
		IEEE80211_IF_FMT(name, field, "%#x\n")

#define IEEE80211_IF_FMT_LHEX(name, field)				\
		IEEE80211_IF_FMT(name, field, "%#lx\n")

#define IEEE80211_IF_FMT_SIZE(name, field)				\
		IEEE80211_IF_FMT(name, field, "%zd\n")


#define IEEE80211_IF_FMT_HEXARRAY(name, field)				\
static ssize_t ieee80211_if_fmt_##name(                                 \
        const struct ieee80211_sub_if_data *sdata,                      \
        char *buf, int buflen)                                          \
{                                                                       \
        char *p = buf;                                                  \
        int i;                                                          \
        for (i = 0; i < sizeof(sdata->field); i++) {                    \
                p += scnprintf(p, buflen + buf - p, "%.2x ",            \
                                 sdata->field[i]);                      \
        }                                                               \
        p += scnprintf(p, buflen + buf - p, "\n");                      \
        return p - buf;                                                 \
}


#define IEEE80211_IF_FMT_ATOMIC(name, field)				\
static ssize_t ieee80211_if_fmt_##name(                                 \
        const struct ieee80211_sub_if_data *sdata,                      \
        char *buf, int buflen)                                          \
{                                                                       \
        return scnprintf(buf, buflen, "%d\n", atomic_read(&sdata->field));\
}


#define IEEE80211_IF_FMT_MAC(name, field)				\
static ssize_t ieee80211_if_fmt_##name(                                 \
        const struct ieee80211_sub_if_data *sdata, char *buf,           \
        int buflen)                                                     \
{                                                                       \
        return scnprintf(buf, buflen, "%pM\n", sdata->field);           \
}


#define IEEE80211_IF_FMT_JIFFIES_TO_MS(name, field)			\
static ssize_t ieee80211_if_fmt_##name(                                 \
        const struct ieee80211_sub_if_data *sdata,                      \
        char *buf, int buflen)                                          \
{                                                                       \
        return scnprintf(buf, buflen, "%d\n",                           \
                         jiffies_to_msecs(sdata->field));               \
}


#define _IEEE80211_IF_FILE_OPS(name, _read, _write)			\
static const struct file_operations name##_ops = {                      \
        .read = (_read),                                                \
        .write = (_write),                                              \
        .open = simple_open,                                            \
        .llseek = generic_file_llseek,                                  \
}


#define _IEEE80211_IF_FILE_R_FN(name)					\
static ssize_t ieee80211_if_read_##name(struct file *file,              \
                                        char __user *userbuf,           \
                                        size_t count, loff_t *ppos)     \
{                                                                       \
        return ieee80211_if_read(file->private_data,                    \
                                 userbuf, count, ppos,                  \
                                 ieee80211_if_fmt_##name);              \
}


#define _IEEE80211_IF_FILE_W_FN(name)					\
static ssize_t ieee80211_if_write_##name(struct file *file,             \
                                         const char __user *userbuf,    \
                                         size_t count, loff_t *ppos)    \
{                                                                       \
        return ieee80211_if_write(file->private_data, userbuf, count,   \
                                  ppos, ieee80211_if_parse_##name);     \
}


#define IEEE80211_IF_FILE_R(name)					\
	_IEEE80211_IF_FILE_R_FN(name)                                   \
        _IEEE80211_IF_FILE_OPS(name, ieee80211_if_read_##name, NULL)


#define IEEE80211_IF_FILE_W(name)					\
	_IEEE80211_IF_FILE_W_FN(name)                                   \
        _IEEE80211_IF_FILE_OPS(name, NULL, ieee80211_if_write_##name)


#define IEEE80211_IF_FILE_RW(name)					\
	_IEEE80211_IF_FILE_R_FN(name)                                   \
        _IEEE80211_IF_FILE_W_FN(name)                                   \
        _IEEE80211_IF_FILE_OPS(name, ieee80211_if_read_##name,          \
                               ieee80211_if_write_##name)


#define IEEE80211_IF_FILE(name, field, format)				\
	IEEE80211_IF_FMT_##format(name, field)                          \
        IEEE80211_IF_FILE_R(name)

/* common attributes */
IEEE80211_IF_FILE(rc_rateidx_mask_2ghz, rc_rateidx_mask[NL80211_BAND_2GHZ],
		  HEX);
IEEE80211_IF_FILE(rc_rateidx_mask_5ghz, rc_rateidx_mask[NL80211_BAND_5GHZ],
		  HEX);
IEEE80211_IF_FILE(rc_rateidx_mcs_mask_2ghz,
		  rc_rateidx_mcs_mask[NL80211_BAND_2GHZ], HEXARRAY);
IEEE80211_IF_FILE(rc_rateidx_mcs_mask_5ghz,
		  rc_rateidx_mcs_mask[NL80211_BAND_5GHZ], HEXARRAY);



static ssize_t ieee80211_if_fmt_rc_rateidx_vht_mcs_mask_2ghz(
				const struct ieee80211_sub_if_data *sdata,
				char *buf, int buflen)
{
	int i, len = 0;
	const u16 *mask = sdata->rc_rateidx_vht_mcs_mask[NL80211_BAND_2GHZ];

	for (i = 0; i < NL80211_VHT_NSS_MAX; i++)
		len += scnprintf(buf + len, buflen - len, "%04x ", mask[i]);
	len += scnprintf(buf + len, buflen - len, "\n");

	return len;
}

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Total 89 100.00% 2 100.00%


IEEE80211_IF_FILE_R(rc_rateidx_vht_mcs_mask_2ghz);



static ssize_t ieee80211_if_fmt_rc_rateidx_vht_mcs_mask_5ghz(
				const struct ieee80211_sub_if_data *sdata,
				char *buf, int buflen)
{
	int i, len = 0;
	const u16 *mask = sdata->rc_rateidx_vht_mcs_mask[NL80211_BAND_5GHZ];

	for (i = 0; i < NL80211_VHT_NSS_MAX; i++)
		len += scnprintf(buf + len, buflen - len, "%04x ", mask[i]);
	len += scnprintf(buf + len, buflen - len, "\n");

	return len;
}

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Johannes Berg 1 1.12% 1 50.00%
Total 89 100.00% 2 100.00%


IEEE80211_IF_FILE_R(rc_rateidx_vht_mcs_mask_5ghz);

IEEE80211_IF_FILE(flags, flags, HEX);
IEEE80211_IF_FILE(state, state, LHEX);
IEEE80211_IF_FILE(txpower, vif.bss_conf.txpower, DEC);
IEEE80211_IF_FILE(ap_power_level, ap_power_level, DEC);
IEEE80211_IF_FILE(user_power_level, user_power_level, DEC);


static ssize_t

ieee80211_if_fmt_hw_queues(const struct ieee80211_sub_if_data *sdata,
			   char *buf, int buflen)
{
	int len;

	len = scnprintf(buf, buflen, "AC queues: VO:%d VI:%d BE:%d BK:%d\n",
			sdata->vif.hw_queue[IEEE80211_AC_VO],
			sdata->vif.hw_queue[IEEE80211_AC_VI],
			sdata->vif.hw_queue[IEEE80211_AC_BE],
			sdata->vif.hw_queue[IEEE80211_AC_BK]);

	if (sdata->vif.type == NL80211_IFTYPE_AP)
		len += scnprintf(buf + len, buflen - len, "cab queue: %d\n",
				 sdata->vif.cab_queue);

	return len;
}
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IEEE80211_IF_FILE_R(hw_queues);

/* STA attributes */
IEEE80211_IF_FILE(bssid, u.mgd.bssid, MAC);
IEEE80211_IF_FILE(aid, u.mgd.aid, DEC);
IEEE80211_IF_FILE(beacon_timeout, u.mgd.beacon_timeout, JIFFIES_TO_MS);



static int ieee80211_set_smps(struct ieee80211_sub_if_data *sdata,
			      enum ieee80211_smps_mode smps_mode)
{
	struct ieee80211_local *local = sdata->local;
	int err;

	if (!(local->hw.wiphy->features & NL80211_FEATURE_STATIC_SMPS) &&
	    smps_mode == IEEE80211_SMPS_STATIC)
		return -EINVAL;

	/* auto should be dynamic if in PS mode */
	if (!(local->hw.wiphy->features & NL80211_FEATURE_DYNAMIC_SMPS) &&
	    (smps_mode == IEEE80211_SMPS_DYNAMIC ||
	     smps_mode == IEEE80211_SMPS_AUTOMATIC))
		return -EINVAL;

	if (sdata->vif.type != NL80211_IFTYPE_STATION &&
	    sdata->vif.type != NL80211_IFTYPE_AP)
		return -EOPNOTSUPP;

	sdata_lock(sdata);
	if (sdata->vif.type == NL80211_IFTYPE_STATION)
		err = __ieee80211_request_smps_mgd(sdata, smps_mode);
	else
		err = __ieee80211_request_smps_ap(sdata, smps_mode);
	sdata_unlock(sdata);

	return err;
}

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static const char *smps_modes[IEEE80211_SMPS_NUM_MODES] = {
	[IEEE80211_SMPS_AUTOMATIC] = "auto",
	[IEEE80211_SMPS_OFF] = "off",
	[IEEE80211_SMPS_STATIC] = "static",
	[IEEE80211_SMPS_DYNAMIC] = "dynamic",
};



static ssize_t ieee80211_if_fmt_smps(const struct ieee80211_sub_if_data *sdata,
				     char *buf, int buflen)
{
	if (sdata->vif.type == NL80211_IFTYPE_STATION)
		return snprintf(buf, buflen, "request: %s\nused: %s\n",
				smps_modes[sdata->u.mgd.req_smps],
				smps_modes[sdata->smps_mode]);
	if (sdata->vif.type == NL80211_IFTYPE_AP)
		return snprintf(buf, buflen, "request: %s\nused: %s\n",
				smps_modes[sdata->u.ap.req_smps],
				smps_modes[sdata->smps_mode]);
	return -EINVAL;
}

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static ssize_t ieee80211_if_parse_smps(struct ieee80211_sub_if_data *sdata,
				       const char *buf, int buflen)
{
	enum ieee80211_smps_mode mode;

	for (mode = 0; mode < IEEE80211_SMPS_NUM_MODES; mode++) {
		if (strncmp(buf, smps_modes[mode], buflen) == 0) {
			int err = ieee80211_set_smps(sdata, mode);
			if (!err)
				return buflen;
			return err;
		}
	}

	return -EINVAL;
}
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IEEE80211_IF_FILE_RW(smps);



static ssize_t ieee80211_if_parse_tkip_mic_test(
	struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
{
	struct ieee80211_local *local = sdata->local;
	u8 addr[ETH_ALEN];
	struct sk_buff *skb;
	struct ieee80211_hdr *hdr;
	__le16 fc;

	if (!mac_pton(buf, addr))
		return -EINVAL;

	if (!ieee80211_sdata_running(sdata))
		return -ENOTCONN;

	skb = dev_alloc_skb(local->hw.extra_tx_headroom + 24 + 100);
	if (!skb)
		return -ENOMEM;
	skb_reserve(skb, local->hw.extra_tx_headroom);

	hdr = skb_put_zero(skb, 24);
	fc = cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_DATA);

	switch (sdata->vif.type) {
	case NL80211_IFTYPE_AP:
		fc |= cpu_to_le16(IEEE80211_FCTL_FROMDS);
		/* DA BSSID SA */
		memcpy(hdr->addr1, addr, ETH_ALEN);
		memcpy(hdr->addr2, sdata->vif.addr, ETH_ALEN);
		memcpy(hdr->addr3, sdata->vif.addr, ETH_ALEN);
		break;
	case NL80211_IFTYPE_STATION:
		fc |= cpu_to_le16(IEEE80211_FCTL_TODS);
		/* BSSID SA DA */
		sdata_lock(sdata);
		if (!sdata->u.mgd.associated) {
			sdata_unlock(sdata);
			dev_kfree_skb(skb);
			return -ENOTCONN;
		}
		memcpy(hdr->addr1, sdata->u.mgd.associated->bssid, ETH_ALEN);
		memcpy(hdr->addr2, sdata->vif.addr, ETH_ALEN);
		memcpy(hdr->addr3, addr, ETH_ALEN);
		sdata_unlock(sdata);
		break;
	default:
		dev_kfree_skb(skb);
		return -EOPNOTSUPP;
	}
	hdr->frame_control = fc;

	/*
         * Add some length to the test frame to make it look bit more valid.
         * The exact contents does not matter since the recipient is required
         * to drop this because of the Michael MIC failure.
         */
	skb_put_zero(skb, 50);

	IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_TKIP_MIC_FAILURE;

	ieee80211_tx_skb(sdata, skb);

	return buflen;
}
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IEEE80211_IF_FILE_W(tkip_mic_test);



static ssize_t ieee80211_if_parse_beacon_loss(
	struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
{
	if (!ieee80211_sdata_running(sdata) || !sdata->vif.bss_conf.assoc)
		return -ENOTCONN;

	ieee80211_beacon_loss(&sdata->vif);

	return buflen;
}
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IEEE80211_IF_FILE_W(beacon_loss);



static ssize_t ieee80211_if_fmt_uapsd_queues(
	const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
{
	const struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;

	return snprintf(buf, buflen, "0x%x\n", ifmgd->uapsd_queues);
}

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static ssize_t ieee80211_if_parse_uapsd_queues(
	struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
{
	struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
	u8 val;
	int ret;

	ret = kstrtou8(buf, 0, &val);
	if (ret)
		return ret;

	if (val & ~IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK)
		return -ERANGE;

	ifmgd->uapsd_queues = val;

	return buflen;
}
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IEEE80211_IF_FILE_RW(uapsd_queues);



static ssize_t ieee80211_if_fmt_uapsd_max_sp_len(
	const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
{
	const struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;

	return snprintf(buf, buflen, "0x%x\n", ifmgd->uapsd_max_sp_len);
}

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static ssize_t ieee80211_if_parse_uapsd_max_sp_len(
	struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
{
	struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
	unsigned long val;
	int ret;

	ret = kstrtoul(buf, 0, &val);
	if (ret)
		return -EINVAL;

	if (val & ~IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK)
		return -ERANGE;

	ifmgd->uapsd_max_sp_len = val;

	return buflen;
}
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IEEE80211_IF_FILE_RW(uapsd_max_sp_len);



static ssize_t ieee80211_if_fmt_tdls_wider_bw(
	const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
{
	const struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
	bool tdls_wider_bw;

	tdls_wider_bw = ieee80211_hw_check(&sdata->local->hw, TDLS_WIDER_BW) &&
			!ifmgd->tdls_wider_bw_prohibited;

	return snprintf(buf, buflen, "%d\n", tdls_wider_bw);
}

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static ssize_t ieee80211_if_parse_tdls_wider_bw(
	struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
{
	struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
	u8 val;
	int ret;

	ret = kstrtou8(buf, 0, &val);
	if (ret)
		return ret;

	ifmgd->tdls_wider_bw_prohibited = !val;
	return buflen;
}
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IEEE80211_IF_FILE_RW(tdls_wider_bw);

/* AP attributes */
IEEE80211_IF_FILE(num_mcast_sta, u.ap.num_mcast_sta, ATOMIC);
IEEE80211_IF_FILE(num_sta_ps, u.ap.ps.num_sta_ps, ATOMIC);
IEEE80211_IF_FILE(dtim_count, u.ap.ps.dtim_count, DEC);
IEEE80211_IF_FILE(num_mcast_sta_vlan, u.vlan.num_mcast_sta, ATOMIC);



static ssize_t ieee80211_if_fmt_num_buffered_multicast(
	const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
{
	return scnprintf(buf, buflen, "%u\n",
			 skb_queue_len(&sdata->u.ap.ps.bc_buf));
}
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Marco Porsch 3 6.98% 1 50.00%
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IEEE80211_IF_FILE_R(num_buffered_multicast);



static ssize_t ieee80211_if_fmt_aqm(
	const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
{
	struct ieee80211_local *local = sdata->local;
	struct txq_info *txqi = to_txq_info(sdata->vif.txq);
	int len;

	spin_lock_bh(&local->fq.lock);
	rcu_read_lock();

	len = scnprintf(buf,
			buflen,
			"ac backlog-bytes backlog-packets new-flows drops marks overlimit collisions tx-bytes tx-packets\n"
			"%u %u %u %u %u %u %u %u %u %u\n",
			txqi->txq.ac,
			txqi->tin.backlog_bytes,
			txqi->tin.backlog_packets,
			txqi->tin.flows,
			txqi->cstats.drop_count,
			txqi->cstats.ecn_mark,
			txqi->tin.overlimit,
			txqi->tin.collisions,
			txqi->tin.tx_bytes,
			txqi->tin.tx_packets);

	rcu_read_unlock();
	spin_unlock_bh(&local->fq.lock);

	return len;
}
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IEEE80211_IF_FILE_R(aqm);

IEEE80211_IF_FILE(multicast_to_unicast, u.ap.multicast_to_unicast, HEX);

/* IBSS attributes */


static ssize_t ieee80211_if_fmt_tsf(
	const struct ieee80211_sub_if_data *sdata, char *buf, int buflen)
{
	struct ieee80211_local *local = sdata->local;
	u64 tsf;

	tsf = drv_get_tsf(local, (struct ieee80211_sub_if_data *)sdata);

	return scnprintf(buf, buflen, "0x%016llx\n", (unsigned long long) tsf);
}

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static ssize_t ieee80211_if_parse_tsf(
	struct ieee80211_sub_if_data *sdata, const char *buf, int buflen)
{
	struct ieee80211_local *local = sdata->local;
	unsigned long long tsf;
	int ret;
	int tsf_is_delta = 0;

	if (strncmp(buf, "reset", 5) == 0) {
		if (local->ops->reset_tsf) {
			drv_reset_tsf(local, sdata);
			wiphy_info(local->hw.wiphy, "debugfs reset TSF\n");
		}
	} else {
		if (buflen > 10 && buf[1] == '=') {
			if (buf[0] == '+')
				tsf_is_delta = 1;
			else if (buf[0] == '-')
				tsf_is_delta = -1;
			else
				return -EINVAL;
			buf += 2;
		}
		ret = kstrtoull(buf, 10, &tsf);
		if (ret < 0)
			return ret;
		if (tsf_is_delta && local->ops->offset_tsf) {
			drv_offset_tsf(local, sdata, tsf_is_delta * tsf);
			wiphy_info(local->hw.wiphy,
				   "debugfs offset TSF by %018lld\n",
				   tsf_is_delta * tsf);
		} else if (local->ops->set_tsf) {
			if (tsf_is_delta)
				tsf = drv_get_tsf(local, sdata) +
				      tsf_is_delta * tsf;
			drv_set_tsf(local, sdata, tsf);
			wiphy_info(local->hw.wiphy,
				   "debugfs set TSF to %#018llx\n", tsf);
		}
	}

	ieee80211_recalc_dtim(local, sdata);
	return buflen;
}
Contributors
Person Tokens Prop Commits CommitProp
Eliad Peller 137 53.10% 1 20.00%
Javier Cardona 70 27.13% 1 20.00%
Thomas Pedersen 50 19.38% 2 40.00%
Johannes Berg 1 0.39% 1 20.00%
Total 258 100.00% 5 100.00%


IEEE80211_IF_FILE_RW(tsf);


/* WDS attributes */
IEEE80211_IF_FILE(peer, u.wds.remote_addr, MAC);

#ifdef CONFIG_MAC80211_MESH
IEEE80211_IF_FILE(estab_plinks, u.mesh.estab_plinks, ATOMIC);

/* Mesh stats attributes */
IEEE80211_IF_FILE(fwded_mcast, u.mesh.mshstats.fwded_mcast, DEC);
IEEE80211_IF_FILE(fwded_unicast, u.mesh.mshstats.fwded_unicast, DEC);
IEEE80211_IF_FILE(fwded_frames, u.mesh.mshstats.fwded_frames, DEC);
IEEE80211_IF_FILE(dropped_frames_ttl, u.mesh.mshstats.dropped_frames_ttl, DEC);
IEEE80211_IF_FILE(dropped_frames_congestion,
		  u.mesh.mshstats.dropped_frames_congestion, DEC);
IEEE80211_IF_FILE(dropped_frames_no_route,
		  u.mesh.mshstats.dropped_frames_no_route, DEC);

/* Mesh parameters */
IEEE80211_IF_FILE(dot11MeshMaxRetries,
		  u.mesh.mshcfg.dot11MeshMaxRetries, DEC);
IEEE80211_IF_FILE(dot11MeshRetryTimeout,
		  u.mesh.mshcfg.dot11MeshRetryTimeout, DEC);
IEEE80211_IF_FILE(dot11MeshConfirmTimeout,
		  u.mesh.mshcfg.dot11MeshConfirmTimeout, DEC);
IEEE80211_IF_FILE(dot11MeshHoldingTimeout,
		  u.mesh.mshcfg.dot11MeshHoldingTimeout, DEC);
IEEE80211_IF_FILE(dot11MeshTTL, u.mesh.mshcfg.dot11MeshTTL, DEC);
IEEE80211_IF_FILE(element_ttl, u.mesh.mshcfg.element_ttl, DEC);
IEEE80211_IF_FILE(auto_open_plinks, u.mesh.mshcfg.auto_open_plinks, DEC);
IEEE80211_IF_FILE(dot11MeshMaxPeerLinks,
		  u.mesh.mshcfg.dot11MeshMaxPeerLinks, DEC);
IEEE80211_IF_FILE(dot11MeshHWMPactivePathTimeout,
		  u.mesh.mshcfg.dot11MeshHWMPactivePathTimeout, DEC);
IEEE80211_IF_FILE(dot11MeshHWMPpreqMinInterval,
		  u.mesh.mshcfg.dot11MeshHWMPpreqMinInterval, DEC);
IEEE80211_IF_FILE(dot11MeshHWMPperrMinInterval,
		  u.mesh.mshcfg.dot11MeshHWMPperrMinInterval, DEC);
IEEE80211_IF_FILE(dot11MeshHWMPnetDiameterTraversalTime,
		  u.mesh.mshcfg.dot11MeshHWMPnetDiameterTraversalTime, DEC);
IEEE80211_IF_FILE(dot11MeshHWMPmaxPREQretries,
		  u.mesh.mshcfg.dot11MeshHWMPmaxPREQretries, DEC);
IEEE80211_IF_FILE(path_refresh_time,
		  u.mesh.mshcfg.path_refresh_time, DEC);
IEEE80211_IF_FILE(min_discovery_timeout,
		  u.mesh.mshcfg.min_discovery_timeout, DEC);
IEEE80211_IF_FILE(dot11MeshHWMPRootMode,
		  u.mesh.mshcfg.dot11MeshHWMPRootMode, DEC);
IEEE80211_IF_FILE(dot11MeshGateAnnouncementProtocol,
		  u.mesh.mshcfg.dot11MeshGateAnnouncementProtocol, DEC);
IEEE80211_IF_FILE(dot11MeshHWMPRannInterval,
		  u.mesh.mshcfg.dot11MeshHWMPRannInterval, DEC);
IEEE80211_IF_FILE(dot11MeshForwarding, u.mesh.mshcfg.dot11MeshForwarding, DEC);
IEEE80211_IF_FILE(rssi_threshold, u.mesh.mshcfg.rssi_threshold, DEC);
IEEE80211_IF_FILE(ht_opmode, u.mesh.mshcfg.ht_opmode, DEC);
IEEE80211_IF_FILE(dot11MeshHWMPactivePathToRootTimeout,
		  u.mesh.mshcfg.dot11MeshHWMPactivePathToRootTimeout, DEC);
IEEE80211_IF_FILE(dot11MeshHWMProotInterval,
		  u.mesh.mshcfg.dot11MeshHWMProotInterval, DEC);
IEEE80211_IF_FILE(dot11MeshHWMPconfirmationInterval,
		  u.mesh.mshcfg.dot11MeshHWMPconfirmationInterval, DEC);
IEEE80211_IF_FILE(power_mode, u.mesh.mshcfg.power_mode, DEC);
IEEE80211_IF_FILE(dot11MeshAwakeWindowDuration,
		  u.mesh.mshcfg.dot11MeshAwakeWindowDuration, DEC);
#endif


#define DEBUGFS_ADD_MODE(name, mode) \
	debugfs_create_file(#name, mode, sdata->vif.debugfs_dir, \
                            sdata, &name##_ops);


#define DEBUGFS_ADD(name) DEBUGFS_ADD_MODE(name, 0400)



static void add_common_files(struct ieee80211_sub_if_data *sdata)
{
	DEBUGFS_ADD(rc_rateidx_mask_2ghz);
	DEBUGFS_ADD(rc_rateidx_mask_5ghz);
	DEBUGFS_ADD(rc_rateidx_mcs_mask_2ghz);
	DEBUGFS_ADD(rc_rateidx_mcs_mask_5ghz);
	DEBUGFS_ADD(rc_rateidx_vht_mcs_mask_2ghz);
	DEBUGFS_ADD(rc_rateidx_vht_mcs_mask_5ghz);
	DEBUGFS_ADD(hw_queues);

	if (sdata->local->ops->wake_tx_queue)
		DEBUGFS_ADD(aqm);
}

Contributors
Person Tokens Prop Commits CommitProp
Toke Höiland-Jörgensen 15 24.59% 1 12.50%
Johannes Berg 13 21.31% 2 25.00%
Luis Carlos Cobo Rus 11 18.03% 1 12.50%
Lorenzo Bianconi 10 16.39% 1 12.50%
Simon Wunderlich 8 13.11% 1 12.50%
Felix Fietkau 2 3.28% 1 12.50%
Jouni Malinen 2 3.28% 1 12.50%
Total 61 100.00% 8 100.00%



static void add_sta_files(struct ieee80211_sub_if_data *sdata)
{
	DEBUGFS_ADD(bssid);
	DEBUGFS_ADD(aid);
	DEBUGFS_ADD(beacon_timeout);
	DEBUGFS_ADD_MODE(smps, 0600);
	DEBUGFS_ADD_MODE(tkip_mic_test, 0200);
	DEBUGFS_ADD_MODE(beacon_loss, 0200);
	DEBUGFS_ADD_MODE(uapsd_queues, 0600);
	DEBUGFS_ADD_MODE(uapsd_max_sp_len, 0600);
	DEBUGFS_ADD_MODE(tdls_wider_bw, 0600);
}

Contributors
Person Tokens Prop Commits CommitProp
Eliad Peller 21 30.88% 2 18.18%
Jouni Malinen 11 16.18% 2 18.18%
Felix Fietkau 10 14.71% 1 9.09%
Johannes Berg 7 10.29% 1 9.09%
Arik Nemtsov 7 10.29% 1 9.09%
Luis Carlos Cobo Rus 5 7.35% 1 9.09%
Ben Greear 3 4.41% 1 9.09%
Jiri Benc 2 2.94% 1 9.09%
Simon Wunderlich 2 2.94% 1 9.09%
Total 68 100.00% 11 100.00%



static void add_ap_files(struct ieee80211_sub_if_data *sdata)
{
	DEBUGFS_ADD(num_mcast_sta);
	DEBUGFS_ADD_MODE(smps, 0600);
	DEBUGFS_ADD(num_sta_ps);
	DEBUGFS_ADD(dtim_count);
	DEBUGFS_ADD(num_buffered_multicast);
	DEBUGFS_ADD_MODE(tkip_mic_test, 0200);
	DEBUGFS_ADD_MODE(multicast_to_unicast, 0600);
}

Contributors
Person Tokens Prop Commits CommitProp
Jiri Benc 24 46.15% 1 14.29%
Jouni Malinen 7 13.46% 1 14.29%
Emmanuel Grumbach 7 13.46% 1 14.29%
Michael Braun 7 13.46% 1 14.29%
Johannes Berg 6 11.54% 2 28.57%
Felix Fietkau 1 1.92% 1 14.29%
Total 52 100.00% 7 100.00%



static void add_vlan_files(struct ieee80211_sub_if_data *sdata)
{
	/* add num_mcast_sta_vlan using name num_mcast_sta */
	debugfs_create_file("num_mcast_sta", 0400, sdata->vif.debugfs_dir,
			    sdata, &num_mcast_sta_vlan_ops);
}

Contributors
Person Tokens Prop Commits CommitProp
Michael Braun 30 100.00% 1 100.00%
Total 30 100.00% 1 100.00%



static void add_ibss_files(struct ieee80211_sub_if_data *sdata)
{
	DEBUGFS_ADD_MODE(tsf, 0600);
}

Contributors
Person Tokens Prop Commits CommitProp
Eliad Peller 18 100.00% 1 100.00%
Total 18 100.00% 1 100.00%



static void add_wds_files(struct ieee80211_sub_if_data *sdata)
{
	DEBUGFS_ADD(peer);
}

Contributors
Person Tokens Prop Commits CommitProp
Jiri Benc 16 100.00% 1 100.00%
Total 16 100.00% 1 100.00%

#ifdef CONFIG_MAC80211_MESH



static void add_mesh_files(struct ieee80211_sub_if_data *sdata)
{
	DEBUGFS_ADD_MODE(tsf, 0600);
	DEBUGFS_ADD_MODE(estab_plinks, 0400);
}

Contributors
Person Tokens Prop Commits CommitProp
Javier Cardona 18 72.00% 1 50.00%
Ashok Nagarajan 7 28.00% 1 50.00%
Total 25 100.00% 2 100.00%



static void add_mesh_stats(struct ieee80211_sub_if_data *sdata)
{
	struct dentry *dir = debugfs_create_dir("mesh_stats",
						sdata->vif.debugfs_dir);

#define MESHSTATS_ADD(name)\
	debugfs_create_file(#name, 0400, dir, sdata, &name##_ops);

	MESHSTATS_ADD(fwded_mcast);
	MESHSTATS_ADD(fwded_unicast);
	MESHSTATS_ADD(fwded_frames);
	MESHSTATS_ADD(dropped_frames_ttl);
	MESHSTATS_ADD(dropped_frames_no_route);
	MESHSTATS_ADD(dropped_frames_congestion);

#undef MESHSTATS_ADD
}

Contributors
Person Tokens Prop Commits CommitProp
Johannes Berg 23 33.82% 2 28.57%
Luis Carlos Cobo Rus 20 29.41% 1 14.29%
Jiri Benc 12 17.65% 1 14.29%
Daniel Walker 8 11.76% 1 14.29%
Javier Cardona 3 4.41% 1 14.29%
Stanislaw Gruszka 2 2.94% 1 14.29%
Total 68 100.00% 7 100.00%



static void add_mesh_config(struct ieee80211_sub_if_data *sdata)
{
	struct dentry *dir = debugfs_create_dir("mesh_config",
						sdata->vif.debugfs_dir);


#define MESHPARAMS_ADD(name) \
	debugfs_create_file(#name, 0600, dir, sdata, &name##_ops);

	MESHPARAMS_ADD(dot11MeshMaxRetries);
	MESHPARAMS_ADD(dot11MeshRetryTimeout);
	MESHPARAMS_ADD(dot11MeshConfirmTimeout);
	MESHPARAMS_ADD(dot11MeshHoldingTimeout);
	MESHPARAMS_ADD(dot11MeshTTL);
	MESHPARAMS_ADD(element_ttl);
	MESHPARAMS_ADD(auto_open_plinks);
	MESHPARAMS_ADD(dot11MeshMaxPeerLinks);
	MESHPARAMS_ADD(dot11MeshHWMPactivePathTimeout);
	MESHPARAMS_ADD(dot11MeshHWMPpreqMinInterval);
	MESHPARAMS_ADD(dot11MeshHWMPperrMinInterval);
	MESHPARAMS_ADD(dot11MeshHWMPnetDiameterTraversalTime);
	MESHPARAMS_ADD(dot11MeshHWMPmaxPREQretries);
	MESHPARAMS_ADD(path_refresh_time);
	MESHPARAMS_ADD(min_discovery_timeout);
	MESHPARAMS_ADD(dot11MeshHWMPRootMode);
	MESHPARAMS_ADD(dot11MeshHWMPRannInterval);
	MESHPARAMS_ADD(dot11MeshForwarding);
	MESHPARAMS_ADD(dot11MeshGateAnnouncementProtocol);
	MESHPARAMS_ADD(rssi_threshold);
	MESHPARAMS_ADD(ht_opmode);
	MESHPARAMS_ADD(dot11MeshHWMPactivePathToRootTimeout);
	MESHPARAMS_ADD(dot11MeshHWMProotInterval);
	MESHPARAMS_ADD(dot11MeshHWMPconfirmationInterval);
	MESHPARAMS_ADD(power_mode);
	MESHPARAMS_ADD(dot11MeshAwakeWindowDuration);

#undef MESHPARAMS_ADD
}
Contributors
Person Tokens Prop Commits CommitProp
Luis Carlos Cobo Rus 62 36.90% 1 7.14%
Johannes Berg 39 23.21% 1 7.14%
Chun-Yeow Yeoh 20 11.90% 3 21.43%
Javier Cardona 20 11.90% 4 28.57%
Marco Porsch 10 5.95% 1 7.14%
Ashok Nagarajan 10 5.95% 2 14.29%
Thomas Pedersen 5 2.98% 1 7.14%
Stanislaw Gruszka 2 1.19% 1 7.14%
Total 168 100.00% 14 100.00%

#endif



static void add_files(struct ieee80211_sub_if_data *sdata)
{
	if (!sdata->vif.debugfs_dir)
		return;

	DEBUGFS_ADD(flags);
	DEBUGFS_ADD(state);
	DEBUGFS_ADD(txpower);
	DEBUGFS_ADD(user_power_level);
	DEBUGFS_ADD(ap_power_level);

	if (sdata->vif.type != NL80211_IFTYPE_MONITOR)
		add_common_files(sdata);

	switch (sdata->vif.type) {
	case NL80211_IFTYPE_MESH_POINT:
#ifdef CONFIG_MAC80211_MESH
		add_mesh_files(sdata);
		add_mesh_stats(sdata);
		add_mesh_config(sdata);
#endif
		break;
	case NL80211_IFTYPE_STATION:
		add_sta_files(sdata);
		break;
	case NL80211_IFTYPE_ADHOC:
		add_ibss_files(sdata);
		break;
	case NL80211_IFTYPE_AP:
		add_ap_files(sdata);
		break;
	case NL80211_IFTYPE_AP_VLAN:
		add_vlan_files(sdata);
		break;
	case NL80211_IFTYPE_WDS:
		add_wds_files(sdata);
		break;
	default:
		break;
	}
}

Contributors
Person Tokens Prop Commits CommitProp
Jiri Benc 46 32.39% 1 7.69%
Johannes Berg 33 23.24% 6 46.15%
Felix Fietkau 27 19.01% 1 7.69%
Luis Carlos Cobo Rus 15 10.56% 1 7.69%
Michael Braun 9 6.34% 1 7.69%
Javier Cardona 5 3.52% 1 7.69%
Eliad Peller 5 3.52% 1 7.69%
Stanislaw Gruszka 2 1.41% 1 7.69%
Total 142 100.00% 13 100.00%



void ieee80211_debugfs_add_netdev(struct ieee80211_sub_if_data *sdata)
{
	char buf[10+IFNAMSIZ];

	sprintf(buf, "netdev:%s", sdata->name);
	sdata->vif.debugfs_dir = debugfs_create_dir(buf,
		sdata->local->hw.wiphy->debugfsdir);
	if (sdata->vif.debugfs_dir)
		sdata->debugfs.subdir_stations = debugfs_create_dir("stations",
			sdata->vif.debugfs_dir);
	add_files(sdata);
}

Contributors
Person Tokens Prop Commits CommitProp
Jiri Benc 47 58.75% 1 20.00%
Ben Greear 21 26.25% 1 20.00%
Stanislaw Gruszka 6 7.50% 1 20.00%
Johannes Berg 6 7.50% 2 40.00%
Total 80 100.00% 5 100.00%



void ieee80211_debugfs_remove_netdev(struct ieee80211_sub_if_data *sdata)
{
	if (!sdata->vif.debugfs_dir)
		return;

	debugfs_remove_recursive(sdata->vif.debugfs_dir);
	sdata->vif.debugfs_dir = NULL;
	sdata->debugfs.subdir_stations = NULL;
}

Contributors
Person Tokens Prop Commits CommitProp
Jiri Benc 21 46.67% 1 25.00%
Johannes Berg 10 22.22% 1 25.00%
Tom Hughes 8 17.78% 1 25.00%
Stanislaw Gruszka 6 13.33% 1 25.00%
Total 45 100.00% 4 100.00%



void ieee80211_debugfs_rename_netdev(struct ieee80211_sub_if_data *sdata)
{
	struct dentry *dir;
	char buf[10 + IFNAMSIZ];

	dir = sdata->vif.debugfs_dir;

	if (!dir)
		return;

	sprintf(buf, "netdev:%s", sdata->name);
	if (!debugfs_rename(dir->d_parent, dir, dir->d_parent, buf))
		sdata_err(sdata,
			  "debugfs: failed to rename debugfs dir to %s\n",
			  buf);
}
Contributors
Person Tokens Prop Commits CommitProp
Johannes Berg 58 77.33% 5 71.43%
Jiri Benc 15 20.00% 1 14.29%
Stanislaw Gruszka 2 2.67% 1 14.29%
Total 75 100.00% 7 100.00%

Overall Contributors
Person Tokens Prop Commits CommitProp
Johannes Berg 854 21.46% 26 34.67%
Eliad Peller 590 14.82% 5 6.67%
Jiri Benc 520 13.07% 1 1.33%
Jouni Malinen 337 8.47% 3 4.00%
Luis Carlos Cobo Rus 336 8.44% 2 2.67%
Lorenzo Bianconi 196 4.92% 1 1.33%
Javier Cardona 176 4.42% 7 9.33%
Toke Höiland-Jörgensen 167 4.20% 1 1.33%
Arik Nemtsov 144 3.62% 1 1.33%
Chun-Yeow Yeoh 80 2.01% 4 5.33%
Emmanuel Grumbach 78 1.96% 1 1.33%
Ben Greear 75 1.88% 4 5.33%
Michael Braun 72 1.81% 2 2.67%
Thomas Pedersen 70 1.76% 3 4.00%
Ashok Nagarajan 60 1.51% 3 4.00%
Marco Porsch 47 1.18% 2 2.67%
Felix Fietkau 47 1.18% 2 2.67%
Simon Wunderlich 42 1.06% 1 1.33%
Daniel Walker 38 0.95% 1 1.33%
Stanislaw Gruszka 21 0.53% 1 1.33%
Rui Paulo 15 0.38% 1 1.33%
Tom Hughes 8 0.20% 1 1.33%
Eric Dumazet 4 0.10% 1 1.33%
Tejun Heo 3 0.08% 1 1.33%
Total 3980 100.00% 75 100.00%
Directory: net/mac80211

Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.
Created with cregit.
Person	Tokens	Prop	Commits	CommitProp
Jiri Benc	92	87.62%	1	25.00%
Luis Carlos Cobo Rus	10	9.52%	1	25.00%
Jouni Malinen	2	1.90%	1	25.00%
Toke Höiland-Jörgensen	1	0.95%	1	25.00%
Total	105	100.00%	4	100.00%
cregit-Linux how code gets into the kernel

Release 4.15 net/mac80211/debugfs_netdev.c

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