[linux-block.git] / net / mac80211 / debugfs.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * mac80211 debugfs for wireless PHYs
 *
 * Copyright 2007	Johannes Berg <johannes@sipsolutions.net>
 * Copyright 2013-2014  Intel Mobile Communications GmbH
 * Copyright (C) 2018 - 2019 Intel Corporation
 */

#include <linux/debugfs.h>
#include <linux/rtnetlink.h>
#include <linux/vmalloc.h>
#include "ieee80211_i.h"
#include "driver-ops.h"
#include "rate.h"
#include "debugfs.h"

#define DEBUGFS_FORMAT_BUFFER_SIZE 100

int mac80211_format_buffer(char __user *userbuf, size_t count,
				  loff_t *ppos, char *fmt, ...)
{
	va_list args;
	char buf[DEBUGFS_FORMAT_BUFFER_SIZE];
	int res;

	va_start(args, fmt);
	res = vscnprintf(buf, sizeof(buf), fmt, args);
	va_end(args);

	return simple_read_from_buffer(userbuf, count, ppos, buf, res);
}

#define DEBUGFS_READONLY_FILE_FN(name, fmt, value...)			\
static ssize_t name## _read(struct file *file, char __user *userbuf,	\
			    size_t count, loff_t *ppos)			\
{									\
	struct ieee80211_local *local = file->private_data;		\
									\
	return mac80211_format_buffer(userbuf, count, ppos, 		\
				      fmt "\n", ##value);		\
}

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

#define DEBUGFS_READONLY_FILE(name, fmt, value...)		\
	DEBUGFS_READONLY_FILE_FN(name, fmt, value)		\
	DEBUGFS_READONLY_FILE_OPS(name)

#define DEBUGFS_ADD(name)						\
	debugfs_create_file(#name, 0400, phyd, local, &name## _ops);

#define DEBUGFS_ADD_MODE(name, mode)					\
	debugfs_create_file(#name, mode, phyd, local, &name## _ops);


DEBUGFS_READONLY_FILE(hw_conf, "%x",
		      local->hw.conf.flags);
DEBUGFS_READONLY_FILE(user_power, "%d",
		      local->user_power_level);
DEBUGFS_READONLY_FILE(power, "%d",
		      local->hw.conf.power_level);
DEBUGFS_READONLY_FILE(total_ps_buffered, "%d",
		      local->total_ps_buffered);
DEBUGFS_READONLY_FILE(wep_iv, "%#08x",
		      local->wep_iv & 0xffffff);
DEBUGFS_READONLY_FILE(rate_ctrl_alg, "%s",
	local->rate_ctrl ? local->rate_ctrl->ops->name : "hw/driver");

static ssize_t aqm_read(struct file *file,
			char __user *user_buf,
			size_t count,
			loff_t *ppos)
{
	struct ieee80211_local *local = file->private_data;
	struct fq *fq = &local->fq;
	char buf[200];
	int len = 0;

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

	len = scnprintf(buf, sizeof(buf),
			"access name value\n"
			"R fq_flows_cnt %u\n"
			"R fq_backlog %u\n"
			"R fq_overlimit %u\n"
			"R fq_overmemory %u\n"
			"R fq_collisions %u\n"
			"R fq_memory_usage %u\n"
			"RW fq_memory_limit %u\n"
			"RW fq_limit %u\n"
			"RW fq_quantum %u\n",
			fq->flows_cnt,
			fq->backlog,
			fq->overmemory,
			fq->overlimit,
			fq->collisions,
			fq->memory_usage,
			fq->memory_limit,
			fq->limit,
			fq->quantum);

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

	return simple_read_from_buffer(user_buf, count, ppos,
				       buf, len);
}

static ssize_t aqm_write(struct file *file,
			 const char __user *user_buf,
			 size_t count,
			 loff_t *ppos)
{
	struct ieee80211_local *local = file->private_data;
	char buf[100];
	size_t len;

	if (count > sizeof(buf))
		return -EINVAL;

	if (copy_from_user(buf, user_buf, count))
		return -EFAULT;

	buf[sizeof(buf) - 1] = '\0';
	len = strlen(buf);
	if (len > 0 && buf[len-1] == '\n')
		buf[len-1] = 0;

	if (sscanf(buf, "fq_limit %u", &local->fq.limit) == 1)
		return count;
	else if (sscanf(buf, "fq_memory_limit %u", &local->fq.memory_limit) == 1)
		return count;
	else if (sscanf(buf, "fq_quantum %u", &local->fq.quantum) == 1)
		return count;

	return -EINVAL;
}

static const struct file_operations aqm_ops = {
	.write = aqm_write,
	.read = aqm_read,
	.open = simple_open,
	.llseek = default_llseek,
};

static ssize_t airtime_flags_read(struct file *file,
				  char __user *user_buf,
				  size_t count, loff_t *ppos)
{
	struct ieee80211_local *local = file->private_data;
	char buf[128] = {}, *pos, *end;

	pos = buf;
	end = pos + sizeof(buf) - 1;

	if (local->airtime_flags & AIRTIME_USE_TX)
		pos += scnprintf(pos, end - pos, "AIRTIME_TX\t(%lx)\n",
				 AIRTIME_USE_TX);
	if (local->airtime_flags & AIRTIME_USE_RX)
		pos += scnprintf(pos, end - pos, "AIRTIME_RX\t(%lx)\n",
				 AIRTIME_USE_RX);

	return simple_read_from_buffer(user_buf, count, ppos, buf,
				       strlen(buf));
}

static ssize_t airtime_flags_write(struct file *file,
				   const char __user *user_buf,
				   size_t count, loff_t *ppos)
{
	struct ieee80211_local *local = file->private_data;
	char buf[16];
	size_t len;

	if (count > sizeof(buf))
		return -EINVAL;

	if (copy_from_user(buf, user_buf, count))
		return -EFAULT;

	buf[sizeof(buf) - 1] = 0;
	len = strlen(buf);
	if (len > 0 && buf[len - 1] == '\n')
		buf[len - 1] = 0;

	if (kstrtou16(buf, 0, &local->airtime_flags))
		return -EINVAL;

	return count;
}

static const struct file_operations airtime_flags_ops = {
	.write = airtime_flags_write,
	.read = airtime_flags_read,
	.open = simple_open,
	.llseek = default_llseek,
};

static ssize_t aql_txq_limit_read(struct file *file,
				  char __user *user_buf,
				  size_t count,
				  loff_t *ppos)
{
	struct ieee80211_local *local = file->private_data;
	char buf[400];
	int len = 0;

	len = scnprintf(buf, sizeof(buf),
			"AC	AQL limit low	AQL limit high\n"
			"VO	%u		%u\n"
			"VI	%u		%u\n"
			"BE	%u		%u\n"
			"BK	%u		%u\n",
			local->aql_txq_limit_low[IEEE80211_AC_VO],
			local->aql_txq_limit_high[IEEE80211_AC_VO],
			local->aql_txq_limit_low[IEEE80211_AC_VI],
			local->aql_txq_limit_high[IEEE80211_AC_VI],
			local->aql_txq_limit_low[IEEE80211_AC_BE],
			local->aql_txq_limit_high[IEEE80211_AC_BE],
			local->aql_txq_limit_low[IEEE80211_AC_BK],
			local->aql_txq_limit_high[IEEE80211_AC_BK]);
	return simple_read_from_buffer(user_buf, count, ppos,
				       buf, len);
}

static ssize_t aql_txq_limit_write(struct file *file,
				   const char __user *user_buf,
				   size_t count,
				   loff_t *ppos)
{
	struct ieee80211_local *local = file->private_data;
	char buf[100];
	size_t len;
	u32 ac, q_limit_low, q_limit_high, q_limit_low_old, q_limit_high_old;
	struct sta_info *sta;

	if (count > sizeof(buf))
		return -EINVAL;

	if (copy_from_user(buf, user_buf, count))
		return -EFAULT;

	buf[sizeof(buf) - 1] = 0;
	len = strlen(buf);
	if (len > 0 && buf[len - 1] == '\n')
		buf[len - 1] = 0;

	if (sscanf(buf, "%u %u %u", &ac, &q_limit_low, &q_limit_high) != 3)
		return -EINVAL;

	if (ac >= IEEE80211_NUM_ACS)
		return -EINVAL;

	q_limit_low_old = local->aql_txq_limit_low[ac];
	q_limit_high_old = local->aql_txq_limit_high[ac];

	local->aql_txq_limit_low[ac] = q_limit_low;
	local->aql_txq_limit_high[ac] = q_limit_high;

	mutex_lock(&local->sta_mtx);
	list_for_each_entry(sta, &local->sta_list, list) {
		/* If a sta has customized queue limits, keep it */
		if (sta->airtime[ac].aql_limit_low == q_limit_low_old &&
		    sta->airtime[ac].aql_limit_high == q_limit_high_old) {
			sta->airtime[ac].aql_limit_low = q_limit_low;
			sta->airtime[ac].aql_limit_high = q_limit_high;
		}
	}
	mutex_unlock(&local->sta_mtx);
	return count;
}

static const struct file_operations aql_txq_limit_ops = {
	.write = aql_txq_limit_write,
	.read = aql_txq_limit_read,
	.open = simple_open,
	.llseek = default_llseek,
};

static ssize_t force_tx_status_read(struct file *file,
				    char __user *user_buf,
				    size_t count,
				    loff_t *ppos)
{
	struct ieee80211_local *local = file->private_data;
	char buf[3];
	int len = 0;

	len = scnprintf(buf, sizeof(buf), "%d\n", (int)local->force_tx_status);

	return simple_read_from_buffer(user_buf, count, ppos,
				       buf, len);
}

static ssize_t force_tx_status_write(struct file *file,
				     const char __user *user_buf,
				     size_t count,
				     loff_t *ppos)
{
	struct ieee80211_local *local = file->private_data;
	char buf[3];
	size_t len;

	if (count > sizeof(buf))
		return -EINVAL;

	if (copy_from_user(buf, user_buf, count))
		return -EFAULT;

	buf[sizeof(buf) - 1] = '\0';
	len = strlen(buf);
	if (len > 0 && buf[len - 1] == '\n')
		buf[len - 1] = 0;

	if (buf[0] == '0' && buf[1] == '\0')
		local->force_tx_status = 0;
	else if (buf[0] == '1' && buf[1] == '\0')
		local->force_tx_status = 1;
	else
		return -EINVAL;

	return count;
}

static const struct file_operations force_tx_status_ops = {
	.write = force_tx_status_write,
	.read = force_tx_status_read,
	.open = simple_open,
	.llseek = default_llseek,
};

#ifdef CONFIG_PM
static ssize_t reset_write(struct file *file, const char __user *user_buf,
			   size_t count, loff_t *ppos)
{
	struct ieee80211_local *local = file->private_data;

	rtnl_lock();
	__ieee80211_suspend(&local->hw, NULL);
	__ieee80211_resume(&local->hw);
	rtnl_unlock();

	return count;
}

static const struct file_operations reset_ops = {
	.write = reset_write,
	.open = simple_open,
	.llseek = noop_llseek,
};
#endif

static const char *hw_flag_names[] = {
#define FLAG(F)	[IEEE80211_HW_##F] = #F
	FLAG(HAS_RATE_CONTROL),
	FLAG(RX_INCLUDES_FCS),
	FLAG(HOST_BROADCAST_PS_BUFFERING),
	FLAG(SIGNAL_UNSPEC),
	FLAG(SIGNAL_DBM),
	FLAG(NEED_DTIM_BEFORE_ASSOC),
	FLAG(SPECTRUM_MGMT),
	FLAG(AMPDU_AGGREGATION),
	FLAG(SUPPORTS_PS),
	FLAG(PS_NULLFUNC_STACK),
	FLAG(SUPPORTS_DYNAMIC_PS),
	FLAG(MFP_CAPABLE),
	FLAG(WANT_MONITOR_VIF),
	FLAG(NO_AUTO_VIF),
	FLAG(SW_CRYPTO_CONTROL),
	FLAG(SUPPORT_FAST_XMIT),
	FLAG(REPORTS_TX_ACK_STATUS),
	FLAG(CONNECTION_MONITOR),
	FLAG(QUEUE_CONTROL),
	FLAG(SUPPORTS_PER_STA_GTK),
	FLAG(AP_LINK_PS),
	FLAG(TX_AMPDU_SETUP_IN_HW),
	FLAG(SUPPORTS_RC_TABLE),
	FLAG(P2P_DEV_ADDR_FOR_INTF),
	FLAG(TIMING_BEACON_ONLY),
	FLAG(SUPPORTS_HT_CCK_RATES),
	FLAG(CHANCTX_STA_CSA),
	FLAG(SUPPORTS_CLONED_SKBS),
	FLAG(SINGLE_SCAN_ON_ALL_BANDS),
	FLAG(TDLS_WIDER_BW),
	FLAG(SUPPORTS_AMSDU_IN_AMPDU),
	FLAG(BEACON_TX_STATUS),
	FLAG(NEEDS_UNIQUE_STA_ADDR),
	FLAG(SUPPORTS_REORDERING_BUFFER),
	FLAG(USES_RSS),
	FLAG(TX_AMSDU),
	FLAG(TX_FRAG_LIST),
	FLAG(REPORTS_LOW_ACK),
	FLAG(SUPPORTS_TX_FRAG),
	FLAG(SUPPORTS_TDLS_BUFFER_STA),
	FLAG(DEAUTH_NEED_MGD_TX_PREP),
	FLAG(DOESNT_SUPPORT_QOS_NDP),
	FLAG(BUFF_MMPDU_TXQ),
	FLAG(SUPPORTS_VHT_EXT_NSS_BW),
	FLAG(STA_MMPDU_TXQ),
	FLAG(TX_STATUS_NO_AMPDU_LEN),
	FLAG(SUPPORTS_MULTI_BSSID),
	FLAG(SUPPORTS_ONLY_HE_MULTI_BSSID),
	FLAG(AMPDU_KEYBORDER_SUPPORT),
#undef FLAG
};

static ssize_t hwflags_read(struct file *file, char __user *user_buf,
			    size_t count, loff_t *ppos)
{
	struct ieee80211_local *local = file->private_data;
	size_t bufsz = 30 * NUM_IEEE80211_HW_FLAGS;
	char *buf = kzalloc(bufsz, GFP_KERNEL);
	char *pos = buf, *end = buf + bufsz - 1;
	ssize_t rv;
	int i;

	if (!buf)
		return -ENOMEM;

	/* fail compilation if somebody adds or removes
	 * a flag without updating the name array above
	 */
	BUILD_BUG_ON(ARRAY_SIZE(hw_flag_names) != NUM_IEEE80211_HW_FLAGS);

	for (i = 0; i < NUM_IEEE80211_HW_FLAGS; i++) {
		if (test_bit(i, local->hw.flags))
			pos += scnprintf(pos, end - pos, "%s\n",
					 hw_flag_names[i]);
	}

	rv = simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf));
	kfree(buf);
	return rv;
}

static ssize_t misc_read(struct file *file, char __user *user_buf,
			 size_t count, loff_t *ppos)
{
	struct ieee80211_local *local = file->private_data;
	/* Max len of each line is 16 characters, plus 9 for 'pending:\n' */
	size_t bufsz = IEEE80211_MAX_QUEUES * 16 + 9;
	char *buf;
	char *pos, *end;
	ssize_t rv;
	int i;
	int ln;

	buf = kzalloc(bufsz, GFP_KERNEL);
	if (!buf)
		return -ENOMEM;

	pos = buf;
	end = buf + bufsz - 1;

	pos += scnprintf(pos, end - pos, "pending:\n");

	for (i = 0; i < IEEE80211_MAX_QUEUES; i++) {
		ln = skb_queue_len(&local->pending[i]);
		pos += scnprintf(pos, end - pos, "[%i] %d\n",
				 i, ln);
	}

	rv = simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf));
	kfree(buf);
	return rv;
}

static ssize_t queues_read(struct file *file, char __user *user_buf,
			   size_t count, loff_t *ppos)
{
	struct ieee80211_local *local = file->private_data;
	unsigned long flags;
	char buf[IEEE80211_MAX_QUEUES * 20];
	int q, res = 0;

	spin_lock_irqsave(&local->queue_stop_reason_lock, flags);
	for (q = 0; q < local->hw.queues; q++)
		res += sprintf(buf + res, "%02d: %#.8lx/%d\n", q,
				local->queue_stop_reasons[q],
				skb_queue_len(&local->pending[q]));
	spin_unlock_irqrestore(&local->queue_stop_reason_lock, flags);

	return simple_read_from_buffer(user_buf, count, ppos, buf, res);
}

DEBUGFS_READONLY_FILE_OPS(hwflags);
DEBUGFS_READONLY_FILE_OPS(queues);
DEBUGFS_READONLY_FILE_OPS(misc);

/* statistics stuff */

static ssize_t format_devstat_counter(struct ieee80211_local *local,
	char __user *userbuf,
	size_t count, loff_t *ppos,
	int (*printvalue)(struct ieee80211_low_level_stats *stats, char *buf,
			  int buflen))
{
	struct ieee80211_low_level_stats stats;
	char buf[20];
	int res;

	rtnl_lock();
	res = drv_get_stats(local, &stats);
	rtnl_unlock();
	if (res)
		return res;
	res = printvalue(&stats, buf, sizeof(buf));
	return simple_read_from_buffer(userbuf, count, ppos, buf, res);
}

#define DEBUGFS_DEVSTATS_FILE(name)					\
static int print_devstats_##name(struct ieee80211_low_level_stats *stats,\
				 char *buf, int buflen)			\
{									\
	return scnprintf(buf, buflen, "%u\n", stats->name);		\
}									\
static ssize_t stats_ ##name## _read(struct file *file,			\
				     char __user *userbuf,		\
				     size_t count, loff_t *ppos)	\
{									\
	return format_devstat_counter(file->private_data,		\
				      userbuf,				\
				      count,				\
				      ppos,				\
				      print_devstats_##name);		\
}									\
									\
static const struct file_operations stats_ ##name## _ops = {		\
	.read = stats_ ##name## _read,					\
	.open = simple_open,						\
	.llseek = generic_file_llseek,					\
};

#define DEBUGFS_STATS_ADD(name)					\
	debugfs_create_u32(#name, 0400, statsd, &local->name);
#define DEBUGFS_DEVSTATS_ADD(name)					\
	debugfs_create_file(#name, 0400, statsd, local, &stats_ ##name## _ops);

DEBUGFS_DEVSTATS_FILE(dot11ACKFailureCount);
DEBUGFS_DEVSTATS_FILE(dot11RTSFailureCount);
DEBUGFS_DEVSTATS_FILE(dot11FCSErrorCount);
DEBUGFS_DEVSTATS_FILE(dot11RTSSuccessCount);

void debugfs_hw_add(struct ieee80211_local *local)
{
	struct dentry *phyd = local->hw.wiphy->debugfsdir;
	struct dentry *statsd;

	if (!phyd)
		return;

	local->debugfs.keys = debugfs_create_dir("keys", phyd);

	DEBUGFS_ADD(total_ps_buffered);
	DEBUGFS_ADD(wep_iv);
	DEBUGFS_ADD(rate_ctrl_alg);
	DEBUGFS_ADD(queues);
	DEBUGFS_ADD(misc);
#ifdef CONFIG_PM
	DEBUGFS_ADD_MODE(reset, 0200);
#endif
	DEBUGFS_ADD(hwflags);
	DEBUGFS_ADD(user_power);
	DEBUGFS_ADD(power);
	DEBUGFS_ADD(hw_conf);
	DEBUGFS_ADD_MODE(force_tx_status, 0600);

	if (local->ops->wake_tx_queue)
		DEBUGFS_ADD_MODE(aqm, 0600);

	DEBUGFS_ADD_MODE(airtime_flags, 0600);

	DEBUGFS_ADD(aql_txq_limit);
	debugfs_create_u32("aql_threshold", 0600,
			   phyd, &local->aql_threshold);

	statsd = debugfs_create_dir("statistics", phyd);

	/* if the dir failed, don't put all the other things into the root! */
	if (!statsd)
		return;

#ifdef CONFIG_MAC80211_DEBUG_COUNTERS
	DEBUGFS_STATS_ADD(dot11TransmittedFragmentCount);
	DEBUGFS_STATS_ADD(dot11MulticastTransmittedFrameCount);
	DEBUGFS_STATS_ADD(dot11FailedCount);
	DEBUGFS_STATS_ADD(dot11RetryCount);
	DEBUGFS_STATS_ADD(dot11MultipleRetryCount);
	DEBUGFS_STATS_ADD(dot11FrameDuplicateCount);
	DEBUGFS_STATS_ADD(dot11ReceivedFragmentCount);
	DEBUGFS_STATS_ADD(dot11MulticastReceivedFrameCount);
	DEBUGFS_STATS_ADD(dot11TransmittedFrameCount);
	DEBUGFS_STATS_ADD(tx_handlers_drop);
	DEBUGFS_STATS_ADD(tx_handlers_queued);
	DEBUGFS_STATS_ADD(tx_handlers_drop_wep);
	DEBUGFS_STATS_ADD(tx_handlers_drop_not_assoc);
	DEBUGFS_STATS_ADD(tx_handlers_drop_unauth_port);
	DEBUGFS_STATS_ADD(rx_handlers_drop);
	DEBUGFS_STATS_ADD(rx_handlers_queued);
	DEBUGFS_STATS_ADD(rx_handlers_drop_nullfunc);
	DEBUGFS_STATS_ADD(rx_handlers_drop_defrag);
	DEBUGFS_STATS_ADD(tx_expand_skb_head);
	DEBUGFS_STATS_ADD(tx_expand_skb_head_cloned);
	DEBUGFS_STATS_ADD(rx_expand_skb_head_defrag);
	DEBUGFS_STATS_ADD(rx_handlers_fragments);
	DEBUGFS_STATS_ADD(tx_status_drop);
#endif
	DEBUGFS_DEVSTATS_ADD(dot11ACKFailureCount);
	DEBUGFS_DEVSTATS_ADD(dot11RTSFailureCount);
	DEBUGFS_DEVSTATS_ADD(dot11FCSErrorCount);
	DEBUGFS_DEVSTATS_ADD(dot11RTSSuccessCount);
}
Commit	Line	Data
7f904d7e	1	// SPDX-License-Identifier: GPL-2.0-only
e9f207f0 JB	2	/*
	3	* mac80211 debugfs for wireless PHYs
	4	*
	5	* Copyright 2007 Johannes Berg <johannes@sipsolutions.net>
d98ad83e	6	* Copyright 2013-2014 Intel Mobile Communications GmbH
caf56338	7	* Copyright (C) 2018 - 2019 Intel Corporation
e9f207f0 JB	8	*/
	9
	10	#include <linux/debugfs.h>
	11	#include <linux/rtnetlink.h>
9399b86c	12	#include <linux/vmalloc.h>
e9f207f0	13	#include "ieee80211_i.h"
24487981	14	#include "driver-ops.h"
2c8dccc7	15	#include "rate.h"
e9f207f0 JB	16	#include "debugfs.h"
e9f207f0 JB	17
07caf9d6 EP	18	#define DEBUGFS_FORMAT_BUFFER_SIZE 100
	19
	20	int mac80211_format_buffer(char __user *userbuf, size_t count,
	21	loff_t ppos, char fmt, ...)
	22	{
	23	va_list args;
	24	char buf[DEBUGFS_FORMAT_BUFFER_SIZE];
	25	int res;
	26
	27	va_start(args, fmt);
	28	res = vscnprintf(buf, sizeof(buf), fmt, args);
	29	va_end(args);
	30
	31	return simple_read_from_buffer(userbuf, count, ppos, buf, res);
	32	}
	33
279daf64	34	#define DEBUGFS_READONLY_FILE_FN(name, fmt, value...) \
e9f207f0 JB	35	static ssize_t name## _read(struct file file, char __user userbuf, \
	36	size_t count, loff_t *ppos) \
	37	{ \
	38	struct ieee80211_local *local = file->private_data; \
e9f207f0	39	\
07caf9d6 EP	40	return mac80211_format_buffer(userbuf, count, ppos, \
07caf9d6 EP	41	fmt "\n", ##value); \
279daf64 BG	42	}
	43
	44	#define DEBUGFS_READONLY_FILE_OPS(name) \
e9f207f0 JB	45	static const struct file_operations name## _ops = { \
e9f207f0 JB	46	.read = name## _read, \
234e3405	47	.open = simple_open, \
2b18ab36	48	.llseek = generic_file_llseek, \
e9f207f0 JB	49	};
e9f207f0 JB	50
279daf64 BG	51	#define DEBUGFS_READONLY_FILE(name, fmt, value...) \
	52	DEBUGFS_READONLY_FILE_FN(name, fmt, value) \
	53	DEBUGFS_READONLY_FILE_OPS(name)
	54
e9f207f0	55	#define DEBUGFS_ADD(name) \
7bcfaf2f	56	debugfs_create_file(#name, 0400, phyd, local, &name## _ops);
e9f207f0	57
827b1fb4	58	#define DEBUGFS_ADD_MODE(name, mode) \
7bcfaf2f	59	debugfs_create_file(#name, mode, phyd, local, &name## _ops);
e9f207f0 JB	60
e9f207f0 JB	61
c90142a5 TP	62	DEBUGFS_READONLY_FILE(hw_conf, "%x",
c90142a5 TP	63	local->hw.conf.flags);
83bdf2a1 BG	64	DEBUGFS_READONLY_FILE(user_power, "%d",
	65	local->user_power_level);
	66	DEBUGFS_READONLY_FILE(power, "%d",
	67	local->hw.conf.power_level);
07caf9d6	68	DEBUGFS_READONLY_FILE(total_ps_buffered, "%d",
e9f207f0	69	local->total_ps_buffered);
07caf9d6	70	DEBUGFS_READONLY_FILE(wep_iv, "%#08x",
e9f207f0	71	local->wep_iv & 0xffffff);
07caf9d6	72	DEBUGFS_READONLY_FILE(rate_ctrl_alg, "%s",
af65cd96	73	local->rate_ctrl ? local->rate_ctrl->ops->name : "hw/driver");
3b5d665b	74
8d51dbb8 THJ	75	static ssize_t aqm_read(struct file *file,
	76	char __user *user_buf,
	77	size_t count,
	78	loff_t *ppos)
9399b86c	79	{
8d51dbb8	80	struct ieee80211_local *local = file->private_data;
9399b86c	81	struct fq *fq = &local->fq;
8d51dbb8	82	char buf[200];
9399b86c	83	int len = 0;
9399b86c MK	84
	85	spin_lock_bh(&local->fq.lock);
	86	rcu_read_lock();
	87
8d51dbb8 THJ	88	len = scnprintf(buf, sizeof(buf),
	89	"access name value\n"
	90	"R fq_flows_cnt %u\n"
	91	"R fq_backlog %u\n"
	92	"R fq_overlimit %u\n"
2a4e675d	93	"R fq_overmemory %u\n"
8d51dbb8	94	"R fq_collisions %u\n"
2a4e675d THJ	95	"R fq_memory_usage %u\n"
2a4e675d THJ	96	"RW fq_memory_limit %u\n"
8d51dbb8 THJ	97	"RW fq_limit %u\n"
	98	"RW fq_quantum %u\n",
	99	fq->flows_cnt,
	100	fq->backlog,
2a4e675d	101	fq->overmemory,
8d51dbb8 THJ	102	fq->overlimit,
8d51dbb8 THJ	103	fq->collisions,
2a4e675d THJ	104	fq->memory_usage,
2a4e675d THJ	105	fq->memory_limit,
8d51dbb8 THJ	106	fq->limit,
8d51dbb8 THJ	107	fq->quantum);
9399b86c MK	108
	109	rcu_read_unlock();
	110	spin_unlock_bh(&local->fq.lock);
	111
9399b86c	112	return simple_read_from_buffer(user_buf, count, ppos,
8d51dbb8	113	buf, len);
9399b86c MK	114	}
	115
	116	static ssize_t aqm_write(struct file *file,
	117	const char __user *user_buf,
	118	size_t count,
	119	loff_t *ppos)
	120	{
8d51dbb8	121	struct ieee80211_local *local = file->private_data;
9399b86c MK	122	char buf[100];
	123	size_t len;
	124
	125	if (count > sizeof(buf))
	126	return -EINVAL;
	127
	128	if (copy_from_user(buf, user_buf, count))
	129	return -EFAULT;
	130
	131	buf[sizeof(buf) - 1] = '\0';
	132	len = strlen(buf);
	133	if (len > 0 && buf[len-1] == '\n')
	134	buf[len-1] = 0;
	135
	136	if (sscanf(buf, "fq_limit %u", &local->fq.limit) == 1)
	137	return count;
2a4e675d THJ	138	else if (sscanf(buf, "fq_memory_limit %u", &local->fq.memory_limit) == 1)
2a4e675d THJ	139	return count;
9399b86c MK	140	else if (sscanf(buf, "fq_quantum %u", &local->fq.quantum) == 1)
	141	return count;
	142
	143	return -EINVAL;
	144	}
	145
	146	static const struct file_operations aqm_ops = {
	147	.write = aqm_write,
	148	.read = aqm_read,
8d51dbb8	149	.open = simple_open,
9399b86c MK	150	.llseek = default_llseek,
	151	};
	152
e322c07f LB	153	static ssize_t airtime_flags_read(struct file *file,
	154	char __user *user_buf,
	155	size_t count, loff_t *ppos)
	156	{
	157	struct ieee80211_local *local = file->private_data;
	158	char buf[128] = {}, pos, end;
	159
	160	pos = buf;
	161	end = pos + sizeof(buf) - 1;
	162
	163	if (local->airtime_flags & AIRTIME_USE_TX)
	164	pos += scnprintf(pos, end - pos, "AIRTIME_TX\t(%lx)\n",
	165	AIRTIME_USE_TX);
	166	if (local->airtime_flags & AIRTIME_USE_RX)
	167	pos += scnprintf(pos, end - pos, "AIRTIME_RX\t(%lx)\n",
	168	AIRTIME_USE_RX);
	169
	170	return simple_read_from_buffer(user_buf, count, ppos, buf,
	171	strlen(buf));
	172	}
	173
	174	static ssize_t airtime_flags_write(struct file *file,
	175	const char __user *user_buf,
	176	size_t count, loff_t *ppos)
	177	{
	178	struct ieee80211_local *local = file->private_data;
	179	char buf[16];
	180	size_t len;
	181
	182	if (count > sizeof(buf))
	183	return -EINVAL;
	184
	185	if (copy_from_user(buf, user_buf, count))
	186	return -EFAULT;
	187
	188	buf[sizeof(buf) - 1] = 0;
	189	len = strlen(buf);
	190	if (len > 0 && buf[len - 1] == '\n')
	191	buf[len - 1] = 0;
	192
	193	if (kstrtou16(buf, 0, &local->airtime_flags))
	194	return -EINVAL;
	195
	196	return count;
	197	}
	198
	199	static const struct file_operations airtime_flags_ops = {
	200	.write = airtime_flags_write,
	201	.read = airtime_flags_read,
	202	.open = simple_open,
	203	.llseek = default_llseek,
	204	};
	205
3ace10f5 KY	206	static ssize_t aql_txq_limit_read(struct file *file,
	207	char __user *user_buf,
	208	size_t count,
	209	loff_t *ppos)
	210	{
	211	struct ieee80211_local *local = file->private_data;
	212	char buf[400];
	213	int len = 0;
	214
	215	len = scnprintf(buf, sizeof(buf),
	216	"AC AQL limit low AQL limit high\n"
	217	"VO %u %u\n"
	218	"VI %u %u\n"
	219	"BE %u %u\n"
	220	"BK %u %u\n",
	221	local->aql_txq_limit_low[IEEE80211_AC_VO],
	222	local->aql_txq_limit_high[IEEE80211_AC_VO],
	223	local->aql_txq_limit_low[IEEE80211_AC_VI],
	224	local->aql_txq_limit_high[IEEE80211_AC_VI],
	225	local->aql_txq_limit_low[IEEE80211_AC_BE],
	226	local->aql_txq_limit_high[IEEE80211_AC_BE],
	227	local->aql_txq_limit_low[IEEE80211_AC_BK],
	228	local->aql_txq_limit_high[IEEE80211_AC_BK]);
	229	return simple_read_from_buffer(user_buf, count, ppos,
	230	buf, len);
	231	}
	232
	233	static ssize_t aql_txq_limit_write(struct file *file,
	234	const char __user *user_buf,
	235	size_t count,
	236	loff_t *ppos)
	237	{
	238	struct ieee80211_local *local = file->private_data;
	239	char buf[100];
	240	size_t len;
	241	u32 ac, q_limit_low, q_limit_high, q_limit_low_old, q_limit_high_old;
	242	struct sta_info *sta;
	243
	244	if (count > sizeof(buf))
	245	return -EINVAL;
	246
	247	if (copy_from_user(buf, user_buf, count))
	248	return -EFAULT;
	249
	250	buf[sizeof(buf) - 1] = 0;
	251	len = strlen(buf);
	252	if (len > 0 && buf[len - 1] == '\n')
	253	buf[len - 1] = 0;
	254
	255	if (sscanf(buf, "%u %u %u", &ac, &q_limit_low, &q_limit_high) != 3)
	256	return -EINVAL;
	257
	258	if (ac >= IEEE80211_NUM_ACS)
	259	return -EINVAL;
	260
	261	q_limit_low_old = local->aql_txq_limit_low[ac];
	262	q_limit_high_old = local->aql_txq_limit_high[ac];
	263
	264	local->aql_txq_limit_low[ac] = q_limit_low;
	265	local->aql_txq_limit_high[ac] = q_limit_high;
	266
	267	mutex_lock(&local->sta_mtx);
	268	list_for_each_entry(sta, &local->sta_list, list) {
	269	/* If a sta has customized queue limits, keep it */
270	if (sta->airtime[ac].aql_limit_low == q_limit_low_old &&
271	sta->airtime[ac].aql_limit_high == q_limit_high_old) {
272	sta->airtime[ac].aql_limit_low = q_limit_low;
273	sta->airtime[ac].aql_limit_high = q_limit_high;
274	}
275	}
276	mutex_unlock(&local->sta_mtx);
277	return count;
278	}
279
280	static const struct file_operations aql_txq_limit_ops = {
281	.write = aql_txq_limit_write,
282	.read = aql_txq_limit_read,
283	.open = simple_open,
284	.llseek = default_llseek,
285	};
286
276d9e82 JN	287	static ssize_t force_tx_status_read(struct file *file,
	288	char __user *user_buf,
	289	size_t count,
	290	loff_t *ppos)
	291	{
	292	struct ieee80211_local *local = file->private_data;
	293	char buf[3];
	294	int len = 0;
	295
	296	len = scnprintf(buf, sizeof(buf), "%d\n", (int)local->force_tx_status);
	297
	298	return simple_read_from_buffer(user_buf, count, ppos,
	299	buf, len);
	300	}
	301
	302	static ssize_t force_tx_status_write(struct file *file,
	303	const char __user *user_buf,
	304	size_t count,
	305	loff_t *ppos)
	306	{
	307	struct ieee80211_local *local = file->private_data;
	308	char buf[3];
	309	size_t len;
	310
	311	if (count > sizeof(buf))
	312	return -EINVAL;
	313
	314	if (copy_from_user(buf, user_buf, count))
	315	return -EFAULT;
	316
	317	buf[sizeof(buf) - 1] = '\0';
	318	len = strlen(buf);
	319	if (len > 0 && buf[len - 1] == '\n')
	320	buf[len - 1] = 0;
	321
	322	if (buf[0] == '0' && buf[1] == '\0')
	323	local->force_tx_status = 0;
	324	else if (buf[0] == '1' && buf[1] == '\0')
	325	local->force_tx_status = 1;
	326	else
	327	return -EINVAL;
	328
	329	return count;
	330	}
	331
	332	static const struct file_operations force_tx_status_ops = {
	333	.write = force_tx_status_write,
	334	.read = force_tx_status_read,
	335	.open = simple_open,
	336	.llseek = default_llseek,
	337	};
	338
2ad4814f	339	#ifdef CONFIG_PM
827b1fb4 JB	340	static ssize_t reset_write(struct file file, const char __user user_buf,
	341	size_t count, loff_t *ppos)
	342	{
	343	struct ieee80211_local *local = file->private_data;
	344
	345	rtnl_lock();
eecc4800	346	__ieee80211_suspend(&local->hw, NULL);
827b1fb4 JB	347	__ieee80211_resume(&local->hw);
	348	rtnl_unlock();
	349
	350	return count;
	351	}
	352
	353	static const struct file_operations reset_ops = {
	354	.write = reset_write,
234e3405	355	.open = simple_open,
6038f373	356	.llseek = noop_llseek,
827b1fb4	357	};
2ad4814f	358	#endif
827b1fb4	359
68920c97	360	static const char *hw_flag_names[] = {
30686bf7 JB	361	#define FLAG(F) [IEEE80211_HW_##F] = #F
	362	FLAG(HAS_RATE_CONTROL),
	363	FLAG(RX_INCLUDES_FCS),
	364	FLAG(HOST_BROADCAST_PS_BUFFERING),
	365	FLAG(SIGNAL_UNSPEC),
	366	FLAG(SIGNAL_DBM),
	367	FLAG(NEED_DTIM_BEFORE_ASSOC),
	368	FLAG(SPECTRUM_MGMT),
	369	FLAG(AMPDU_AGGREGATION),
	370	FLAG(SUPPORTS_PS),
	371	FLAG(PS_NULLFUNC_STACK),
	372	FLAG(SUPPORTS_DYNAMIC_PS),
	373	FLAG(MFP_CAPABLE),
	374	FLAG(WANT_MONITOR_VIF),
	375	FLAG(NO_AUTO_VIF),
	376	FLAG(SW_CRYPTO_CONTROL),
	377	FLAG(SUPPORT_FAST_XMIT),
	378	FLAG(REPORTS_TX_ACK_STATUS),
	379	FLAG(CONNECTION_MONITOR),
	380	FLAG(QUEUE_CONTROL),
	381	FLAG(SUPPORTS_PER_STA_GTK),
	382	FLAG(AP_LINK_PS),
	383	FLAG(TX_AMPDU_SETUP_IN_HW),
	384	FLAG(SUPPORTS_RC_TABLE),
	385	FLAG(P2P_DEV_ADDR_FOR_INTF),
	386	FLAG(TIMING_BEACON_ONLY),
	387	FLAG(SUPPORTS_HT_CCK_RATES),
	388	FLAG(CHANCTX_STA_CSA),
	389	FLAG(SUPPORTS_CLONED_SKBS),
	390	FLAG(SINGLE_SCAN_ON_ALL_BANDS),
b98fb44f	391	FLAG(TDLS_WIDER_BW),
99e7ca44	392	FLAG(SUPPORTS_AMSDU_IN_AMPDU),
35afa588	393	FLAG(BEACON_TX_STATUS),
31104891	394	FLAG(NEEDS_UNIQUE_STA_ADDR),
412a6d80	395	FLAG(SUPPORTS_REORDERING_BUFFER),
c9c5962b	396	FLAG(USES_RSS),
6e0456b5 FF	397	FLAG(TX_AMSDU),
6e0456b5 FF	398	FLAG(TX_FRAG_LIST),
e8a24cd4	399	FLAG(REPORTS_LOW_ACK),
f3fe4e93	400	FLAG(SUPPORTS_TX_FRAG),
e2fb1b83	401	FLAG(SUPPORTS_TDLS_BUFFER_STA),
94ba9271	402	FLAG(DEAUTH_NEED_MGD_TX_PREP),
7c181f4f	403	FLAG(DOESNT_SUPPORT_QOS_NDP),
adf8ed01	404	FLAG(BUFF_MMPDU_TXQ),
09b4a4fa	405	FLAG(SUPPORTS_VHT_EXT_NSS_BW),
0eeb2b67	406	FLAG(STA_MMPDU_TXQ),
77f7ffdc	407	FLAG(TX_STATUS_NO_AMPDU_LEN),
caf56338 SS	408	FLAG(SUPPORTS_MULTI_BSSID),
caf56338 SS	409	FLAG(SUPPORTS_ONLY_HE_MULTI_BSSID),
dc3998ec	410	FLAG(AMPDU_KEYBORDER_SUPPORT),
30686bf7 JB	411	#undef FLAG
	412	};
	413
279daf64 BG	414	static ssize_t hwflags_read(struct file file, char __user user_buf,
	415	size_t count, loff_t *ppos)
	416	{
	417	struct ieee80211_local *local = file->private_data;
30686bf7 JB	418	size_t bufsz = 30 * NUM_IEEE80211_HW_FLAGS;
	419	char *buf = kzalloc(bufsz, GFP_KERNEL);
	420	char pos = buf, end = buf + bufsz - 1;
279daf64	421	ssize_t rv;
30686bf7	422	int i;
279daf64	423
d15b8459	424	if (!buf)
30686bf7 JB	425	return -ENOMEM;
	426
	427	/* fail compilation if somebody adds or removes
	428	* a flag without updating the name array above
	429	*/
68920c97	430	BUILD_BUG_ON(ARRAY_SIZE(hw_flag_names) != NUM_IEEE80211_HW_FLAGS);
30686bf7 JB	431
	432	for (i = 0; i < NUM_IEEE80211_HW_FLAGS; i++) {
	433	if (test_bit(i, local->hw.flags))
4633dfc3	434	pos += scnprintf(pos, end - pos, "%s\n",
30686bf7 JB	435	hw_flag_names[i]);
30686bf7 JB	436	}
279daf64 BG	437
	438	rv = simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf));
	439	kfree(buf);
	440	return rv;
	441	}
199d69f2	442
4a5eccaa BG	443	static ssize_t misc_read(struct file file, char __user user_buf,
	444	size_t count, loff_t *ppos)
	445	{
	446	struct ieee80211_local *local = file->private_data;
	447	/* Max len of each line is 16 characters, plus 9 for 'pending:\n' */
	448	size_t bufsz = IEEE80211_MAX_QUEUES * 16 + 9;
b2347a32 DC	449	char *buf;
b2347a32 DC	450	char pos, end;
4a5eccaa BG	451	ssize_t rv;
	452	int i;
	453	int ln;
	454
b2347a32 DC	455	buf = kzalloc(bufsz, GFP_KERNEL);
	456	if (!buf)
	457	return -ENOMEM;
	458
	459	pos = buf;
	460	end = buf + bufsz - 1;
	461
4a5eccaa BG	462	pos += scnprintf(pos, end - pos, "pending:\n");
	463
	464	for (i = 0; i < IEEE80211_MAX_QUEUES; i++) {
	465	ln = skb_queue_len(&local->pending[i]);
	466	pos += scnprintf(pos, end - pos, "[%i] %d\n",
	467	i, ln);
	468	}
	469
	470	rv = simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf));
	471	kfree(buf);
	472	return rv;
	473	}
	474
db2e6bd4 JB	475	static ssize_t queues_read(struct file file, char __user user_buf,
	476	size_t count, loff_t *ppos)
	477	{
	478	struct ieee80211_local *local = file->private_data;
	479	unsigned long flags;
	480	char buf[IEEE80211_MAX_QUEUES * 20];
	481	int q, res = 0;
	482
	483	spin_lock_irqsave(&local->queue_stop_reason_lock, flags);
	484	for (q = 0; q < local->hw.queues; q++)
	485	res += sprintf(buf + res, "%02d: %#.8lx/%d\n", q,
	486	local->queue_stop_reasons[q],
3b8d81e0	487	skb_queue_len(&local->pending[q]));
db2e6bd4 JB	488	spin_unlock_irqrestore(&local->queue_stop_reason_lock, flags);
	489
	490	return simple_read_from_buffer(user_buf, count, ppos, buf, res);
	491	}
	492
279daf64	493	DEBUGFS_READONLY_FILE_OPS(hwflags);
279daf64	494	DEBUGFS_READONLY_FILE_OPS(queues);
4a5eccaa	495	DEBUGFS_READONLY_FILE_OPS(misc);
db2e6bd4	496
e9f207f0 JB	497	/* statistics stuff */
e9f207f0 JB	498
e9f207f0 JB	499	static ssize_t format_devstat_counter(struct ieee80211_local *local,
	500	char __user *userbuf,
	501	size_t count, loff_t *ppos,
	502	int (printvalue)(struct ieee80211_low_level_stats stats, char *buf,
	503	int buflen))
	504	{
	505	struct ieee80211_low_level_stats stats;
	506	char buf[20];
	507	int res;
	508
75636525	509	rtnl_lock();
24487981	510	res = drv_get_stats(local, &stats);
e9f207f0	511	rtnl_unlock();
24487981 JB	512	if (res)
	513	return res;
	514	res = printvalue(&stats, buf, sizeof(buf));
e9f207f0 JB	515	return simple_read_from_buffer(userbuf, count, ppos, buf, res);
	516	}
	517
	518	#define DEBUGFS_DEVSTATS_FILE(name) \
	519	static int print_devstats_##name(struct ieee80211_low_level_stats *stats,\
	520	char *buf, int buflen) \
	521	{ \
	522	return scnprintf(buf, buflen, "%u\n", stats->name); \
	523	} \
	524	static ssize_t stats_ ##name## _read(struct file *file, \
	525	char __user *userbuf, \
	526	size_t count, loff_t *ppos) \
	527	{ \
	528	return format_devstat_counter(file->private_data, \
	529	userbuf, \
	530	count, \
	531	ppos, \
	532	print_devstats_##name); \
	533	} \
	534	\
	535	static const struct file_operations stats_ ##name## _ops = { \
	536	.read = stats_ ##name## _read, \
234e3405	537	.open = simple_open, \
2b18ab36	538	.llseek = generic_file_llseek, \
e9f207f0 JB	539	};
e9f207f0 JB	540
f1160434 JB	541	#define DEBUGFS_STATS_ADD(name) \
f1160434 JB	542	debugfs_create_u32(#name, 0400, statsd, &local->name);
2826bcd8	543	#define DEBUGFS_DEVSTATS_ADD(name) \
7bcfaf2f	544	debugfs_create_file(#name, 0400, statsd, local, &stats_ ##name## _ops);
e9f207f0	545
e9f207f0 JB	546	DEBUGFS_DEVSTATS_FILE(dot11ACKFailureCount);
	547	DEBUGFS_DEVSTATS_FILE(dot11RTSFailureCount);
	548	DEBUGFS_DEVSTATS_FILE(dot11FCSErrorCount);
	549	DEBUGFS_DEVSTATS_FILE(dot11RTSSuccessCount);
	550
e9f207f0 JB	551	void debugfs_hw_add(struct ieee80211_local *local)
	552	{
	553	struct dentry *phyd = local->hw.wiphy->debugfsdir;
	554	struct dentry *statsd;
	555
	556	if (!phyd)
	557	return;
	558
e9f207f0 JB	559	local->debugfs.keys = debugfs_create_dir("keys", phyd);
e9f207f0 JB	560
e9f207f0	561	DEBUGFS_ADD(total_ps_buffered);
e9f207f0	562	DEBUGFS_ADD(wep_iv);
bddb2afc	563	DEBUGFS_ADD(rate_ctrl_alg);
db2e6bd4	564	DEBUGFS_ADD(queues);
4a5eccaa	565	DEBUGFS_ADD(misc);
2ad4814f	566	#ifdef CONFIG_PM
827b1fb4	567	DEBUGFS_ADD_MODE(reset, 0200);
2ad4814f	568	#endif
279daf64	569	DEBUGFS_ADD(hwflags);
83bdf2a1 BG	570	DEBUGFS_ADD(user_power);
83bdf2a1 BG	571	DEBUGFS_ADD(power);
c90142a5	572	DEBUGFS_ADD(hw_conf);
276d9e82	573	DEBUGFS_ADD_MODE(force_tx_status, 0600);
8d51dbb8 THJ	574
	575	if (local->ops->wake_tx_queue)
	576	DEBUGFS_ADD_MODE(aqm, 0600);
e9f207f0	577
e322c07f	578	DEBUGFS_ADD_MODE(airtime_flags, 0600);
b4809e94	579
3ace10f5 KY	580	DEBUGFS_ADD(aql_txq_limit);
	581	debugfs_create_u32("aql_threshold", 0600,
	582	phyd, &local->aql_threshold);
	583
e9f207f0	584	statsd = debugfs_create_dir("statistics", phyd);
e9f207f0 JB	585
	586	/* if the dir failed, don't put all the other things into the root! */
	587	if (!statsd)
	588	return;
	589
c206ca67	590	#ifdef CONFIG_MAC80211_DEBUG_COUNTERS
f1160434 JB	591	DEBUGFS_STATS_ADD(dot11TransmittedFragmentCount);
	592	DEBUGFS_STATS_ADD(dot11MulticastTransmittedFrameCount);
	593	DEBUGFS_STATS_ADD(dot11FailedCount);
	594	DEBUGFS_STATS_ADD(dot11RetryCount);
	595	DEBUGFS_STATS_ADD(dot11MultipleRetryCount);
	596	DEBUGFS_STATS_ADD(dot11FrameDuplicateCount);
	597	DEBUGFS_STATS_ADD(dot11ReceivedFragmentCount);
	598	DEBUGFS_STATS_ADD(dot11MulticastReceivedFrameCount);
	599	DEBUGFS_STATS_ADD(dot11TransmittedFrameCount);
f1160434 JB	600	DEBUGFS_STATS_ADD(tx_handlers_drop);
	601	DEBUGFS_STATS_ADD(tx_handlers_queued);
	602	DEBUGFS_STATS_ADD(tx_handlers_drop_wep);
	603	DEBUGFS_STATS_ADD(tx_handlers_drop_not_assoc);
	604	DEBUGFS_STATS_ADD(tx_handlers_drop_unauth_port);
	605	DEBUGFS_STATS_ADD(rx_handlers_drop);
	606	DEBUGFS_STATS_ADD(rx_handlers_queued);
	607	DEBUGFS_STATS_ADD(rx_handlers_drop_nullfunc);
	608	DEBUGFS_STATS_ADD(rx_handlers_drop_defrag);
f1160434 JB	609	DEBUGFS_STATS_ADD(tx_expand_skb_head);
	610	DEBUGFS_STATS_ADD(tx_expand_skb_head_cloned);
	611	DEBUGFS_STATS_ADD(rx_expand_skb_head_defrag);
	612	DEBUGFS_STATS_ADD(rx_handlers_fragments);
	613	DEBUGFS_STATS_ADD(tx_status_drop);
e9f207f0	614	#endif
2826bcd8 FF	615	DEBUGFS_DEVSTATS_ADD(dot11ACKFailureCount);
	616	DEBUGFS_DEVSTATS_ADD(dot11RTSFailureCount);
	617	DEBUGFS_DEVSTATS_ADD(dot11FCSErrorCount);
	618	DEBUGFS_DEVSTATS_ADD(dot11RTSSuccessCount);
e9f207f0	619	}