debugfs.c File Reference

#include "debugfs.h"
#include <linux/skbuff.h>
#include <linux/slab.h>
#include "wl1251.h"
#include "acx.h"
#include "ps.h"

Go to the source code of this file.

Macros
#define	WL1251_DEBUGFS_STATS_LIFETIME   1000
#define	DEBUGFS_READONLY_FILE(name, buflen, fmt, value...)
#define	DEBUGFS_ADD(name, parent)
#define	DEBUGFS_DEL(name)
#define	DEBUGFS_FWSTATS_FILE(sub, name, buflen, fmt)
#define	DEBUGFS_FWSTATS_ADD(sub, name)   DEBUGFS_ADD(sub## _ ##name, wl->debugfs.fw_statistics)
#define	DEBUGFS_FWSTATS_DEL(sub, name)   DEBUGFS_DEL(sub## _ ##name)

Functions
	DEBUGFS_FWSTATS_FILE (tx, internal_desc_overflow, 20,"%u")
	DEBUGFS_FWSTATS_FILE (rx, out_of_mem, 20,"%u")
	DEBUGFS_FWSTATS_FILE (rx, hdr_overflow, 20,"%u")
	DEBUGFS_FWSTATS_FILE (rx, hw_stuck, 20,"%u")
	DEBUGFS_FWSTATS_FILE (rx, dropped, 20,"%u")
	DEBUGFS_FWSTATS_FILE (rx, fcs_err, 20,"%u")
	DEBUGFS_FWSTATS_FILE (rx, xfr_hint_trig, 20,"%u")
	DEBUGFS_FWSTATS_FILE (rx, path_reset, 20,"%u")
	DEBUGFS_FWSTATS_FILE (rx, reset_counter, 20,"%u")
	DEBUGFS_FWSTATS_FILE (dma, rx_requested, 20,"%u")
	DEBUGFS_FWSTATS_FILE (dma, rx_errors, 20,"%u")
	DEBUGFS_FWSTATS_FILE (dma, tx_requested, 20,"%u")
	DEBUGFS_FWSTATS_FILE (dma, tx_errors, 20,"%u")
	DEBUGFS_FWSTATS_FILE (isr, cmd_cmplt, 20,"%u")
	DEBUGFS_FWSTATS_FILE (isr, fiqs, 20,"%u")
	DEBUGFS_FWSTATS_FILE (isr, rx_headers, 20,"%u")
	DEBUGFS_FWSTATS_FILE (isr, rx_mem_overflow, 20,"%u")
	DEBUGFS_FWSTATS_FILE (isr, rx_rdys, 20,"%u")
	DEBUGFS_FWSTATS_FILE (isr, irqs, 20,"%u")
	DEBUGFS_FWSTATS_FILE (isr, tx_procs, 20,"%u")
	DEBUGFS_FWSTATS_FILE (isr, decrypt_done, 20,"%u")
	DEBUGFS_FWSTATS_FILE (isr, dma0_done, 20,"%u")
	DEBUGFS_FWSTATS_FILE (isr, dma1_done, 20,"%u")
	DEBUGFS_FWSTATS_FILE (isr, tx_exch_complete, 20,"%u")
	DEBUGFS_FWSTATS_FILE (isr, commands, 20,"%u")
	DEBUGFS_FWSTATS_FILE (isr, rx_procs, 20,"%u")
	DEBUGFS_FWSTATS_FILE (isr, hw_pm_mode_changes, 20,"%u")
	DEBUGFS_FWSTATS_FILE (isr, host_acknowledges, 20,"%u")
	DEBUGFS_FWSTATS_FILE (isr, pci_pm, 20,"%u")
	DEBUGFS_FWSTATS_FILE (isr, wakeups, 20,"%u")
	DEBUGFS_FWSTATS_FILE (isr, low_rssi, 20,"%u")
	DEBUGFS_FWSTATS_FILE (wep, addr_key_count, 20,"%u")
	DEBUGFS_FWSTATS_FILE (wep, default_key_count, 20,"%u")
	DEBUGFS_FWSTATS_FILE (wep, key_not_found, 20,"%u")
	DEBUGFS_FWSTATS_FILE (wep, decrypt_fail, 20,"%u")
	DEBUGFS_FWSTATS_FILE (wep, packets, 20,"%u")
	DEBUGFS_FWSTATS_FILE (wep, interrupt, 20,"%u")
	DEBUGFS_FWSTATS_FILE (pwr, ps_enter, 20,"%u")
	DEBUGFS_FWSTATS_FILE (pwr, elp_enter, 20,"%u")
	DEBUGFS_FWSTATS_FILE (pwr, missing_bcns, 20,"%u")
	DEBUGFS_FWSTATS_FILE (pwr, wake_on_host, 20,"%u")
	DEBUGFS_FWSTATS_FILE (pwr, wake_on_timer_exp, 20,"%u")
	DEBUGFS_FWSTATS_FILE (pwr, tx_with_ps, 20,"%u")
	DEBUGFS_FWSTATS_FILE (pwr, tx_without_ps, 20,"%u")
	DEBUGFS_FWSTATS_FILE (pwr, rcvd_beacons, 20,"%u")
	DEBUGFS_FWSTATS_FILE (pwr, power_save_off, 20,"%u")
	DEBUGFS_FWSTATS_FILE (pwr, enable_ps, 20,"%u")
	DEBUGFS_FWSTATS_FILE (pwr, disable_ps, 20,"%u")
	DEBUGFS_FWSTATS_FILE (pwr, fix_tsf_ps, 20,"%u")
	DEBUGFS_FWSTATS_FILE (pwr, rcvd_awake_beacons, 20,"%u")
	DEBUGFS_FWSTATS_FILE (mic, rx_pkts, 20,"%u")
	DEBUGFS_FWSTATS_FILE (mic, calc_failure, 20,"%u")
	DEBUGFS_FWSTATS_FILE (aes, encrypt_fail, 20,"%u")
	DEBUGFS_FWSTATS_FILE (aes, decrypt_fail, 20,"%u")
	DEBUGFS_FWSTATS_FILE (aes, encrypt_packets, 20,"%u")
	DEBUGFS_FWSTATS_FILE (aes, decrypt_packets, 20,"%u")
	DEBUGFS_FWSTATS_FILE (aes, encrypt_interrupt, 20,"%u")
	DEBUGFS_FWSTATS_FILE (aes, decrypt_interrupt, 20,"%u")
	DEBUGFS_FWSTATS_FILE (event, heart_beat, 20,"%u")
	DEBUGFS_FWSTATS_FILE (event, calibration, 20,"%u")
	DEBUGFS_FWSTATS_FILE (event, rx_mismatch, 20,"%u")
	DEBUGFS_FWSTATS_FILE (event, rx_mem_empty, 20,"%u")
	DEBUGFS_FWSTATS_FILE (event, rx_pool, 20,"%u")
	DEBUGFS_FWSTATS_FILE (event, oom_late, 20,"%u")
	DEBUGFS_FWSTATS_FILE (event, phy_transmit_error, 20,"%u")
	DEBUGFS_FWSTATS_FILE (event, tx_stuck, 20,"%u")
	DEBUGFS_FWSTATS_FILE (ps, pspoll_timeouts, 20,"%u")
	DEBUGFS_FWSTATS_FILE (ps, upsd_timeouts, 20,"%u")
	DEBUGFS_FWSTATS_FILE (ps, upsd_max_sptime, 20,"%u")
	DEBUGFS_FWSTATS_FILE (ps, upsd_max_apturn, 20,"%u")
	DEBUGFS_FWSTATS_FILE (ps, pspoll_max_apturn, 20,"%u")
	DEBUGFS_FWSTATS_FILE (ps, pspoll_utilization, 20,"%u")
	DEBUGFS_FWSTATS_FILE (ps, upsd_utilization, 20,"%u")
	DEBUGFS_FWSTATS_FILE (rxpipe, rx_prep_beacon_drop, 20,"%u")
	DEBUGFS_FWSTATS_FILE (rxpipe, descr_host_int_trig_rx_data, 20,"%u")
	DEBUGFS_FWSTATS_FILE (rxpipe, beacon_buffer_thres_host_int_trig_rx_data, 20,"%u")
	DEBUGFS_FWSTATS_FILE (rxpipe, missed_beacon_host_int_trig_rx_data, 20,"%u")
	DEBUGFS_FWSTATS_FILE (rxpipe, tx_xfr_host_int_trig_rx_data, 20,"%u")
	DEBUGFS_READONLY_FILE (retry_count, 20,"%u", wl->stats.retry_count)
	DEBUGFS_READONLY_FILE (excessive_retries, 20,"%u", wl->stats.excessive_retries)
void	wl1251_debugfs_reset (struct wl1251 *wl)
int	wl1251_debugfs_init (struct wl1251 *wl)
void	wl1251_debugfs_exit (struct wl1251 *wl)

Macro Definition Documentation

#define DEBUGFS_ADD	(		name,
			parent
	)

Value:

wl->debugfs.name = debugfs_create_file(#name, 0400, parent, \
                           wl, &name## _ops);   \
    if (IS_ERR(wl->debugfs.name)) {                 \
        ret = PTR_ERR(wl->debugfs.name);            \
        wl->debugfs.name = NULL;                \
        goto out;                       \
    }

Definition at line 54 of file debugfs.c.

#define DEBUGFS_DEL

(

name

)

Value:

do {                                \
        debugfs_remove(wl->debugfs.name);           \
        wl->debugfs.name = NULL;                \
    } while (0)

Definition at line 63 of file debugfs.c.

#define DEBUGFS_FWSTATS_ADD	(		sub,
			name
	)		DEBUGFS_ADD(sub## _ ##name, wl->debugfs.fw_statistics)

Definition at line 91 of file debugfs.c.

#define DEBUGFS_FWSTATS_DEL	(		sub,
			name
	)		DEBUGFS_DEL(sub## _ ##name)

Definition at line 94 of file debugfs.c.

#define DEBUGFS_FWSTATS_FILE	(		sub,
			name,
			buflen,
			fmt
	)

Value:

static ssize_t sub## _ ##name## _read(struct file *file,        \
                      char __user *userbuf,     \
                      size_t count, loff_t *ppos)   \
{                                   \
	struct wl1251 *wl = file->private_data;                \
    char buf[buflen];                       \
    int res;                            \
                                    \
    wl1251_debugfs_update_stats(wl);                \
                                    \
    res = scnprintf(buf, buflen, fmt "\n",              \
            wl->stats.fw_stats->sub.name);          \
    return simple_read_from_buffer(userbuf, count, ppos, buf, res); \
}                                   \
                                    \
static const struct file_operations sub## _ ##name## _ops = {       \
    .read = sub## _ ##name## _read,                 \
    .open = simple_open,                        \
    .llseek = generic_file_llseek,                  \
};

Definition at line 69 of file debugfs.c.

#define DEBUGFS_READONLY_FILE	(		name,
			buflen,
			fmt,
			value...
	)

Value:

static ssize_t name## _read(struct file *file, char __user *userbuf,    \
                size_t count, loff_t *ppos)         \
{                                   \
	struct wl1251 *wl = file->private_data;                \
    char buf[buflen];                       \
    int res;                            \
                                    \
    res = scnprintf(buf, buflen, fmt "\n", ##value);        \
    return simple_read_from_buffer(userbuf, count, ppos, buf, res); \
}                                   \
                                    \
static const struct file_operations name## _ops = {         \
    .read = name## _read,                       \
    .open = simple_open,                        \
    .llseek = generic_file_llseek,                  \
};

Definition at line 36 of file debugfs.c.

#define WL1251_DEBUGFS_STATS_LIFETIME   1000

Definition at line 32 of file debugfs.c.

Function Documentation

DEBUGFS_FWSTATS_FILE	(	tx	,
		internal_desc_overflow	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	rx	,
		out_of_mem	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	rx	,
		hdr_overflow	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	rx	,
		hw_stuck	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	rx	,
		dropped	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	rx	,
		fcs_err	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	rx	,
		xfr_hint_trig	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	rx	,
		path_reset	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	rx	,
		reset_counter	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	dma	,
		rx_requested	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	dma	,
		rx_errors	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	dma	,
		tx_requested	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	dma	,
		tx_errors	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	isr	,
		cmd_cmplt	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	isr	,
		fiqs	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	isr	,
		rx_headers	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	isr	,
		rx_mem_overflow	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	isr	,
		rx_rdys	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	isr	,
		irqs	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	isr	,
		tx_procs	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	isr	,
		decrypt_done	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	isr	,
		dma0_done	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	isr	,
		dma1_done	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	isr	,
		tx_exch_complete	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	isr	,
		commands	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	isr	,
		rx_procs	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	isr	,
		hw_pm_mode_changes	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	isr	,
		host_acknowledges	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	isr	,
		pci_pm	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	isr	,
		wakeups	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	isr	,
		low_rssi	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	wep	,
		addr_key_count	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	wep	,
		default_key_count	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	wep	,
		key_not_found	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	wep	,
		decrypt_fail	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	wep	,
		packets	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	wep	,
		interrupt	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	pwr	,
		ps_enter	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	pwr	,
		elp_enter	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	pwr	,
		missing_bcns	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	pwr	,
		wake_on_host	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	pwr	,
		wake_on_timer_exp	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	pwr	,
		tx_with_ps	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	pwr	,
		tx_without_ps	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	pwr	,
		rcvd_beacons	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	pwr	,
		power_save_off	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	pwr	,
		enable_ps	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	pwr	,
		disable_ps	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	pwr	,
		fix_tsf_ps	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	pwr	,
		rcvd_awake_beacons	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	mic	,
		rx_pkts	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	mic	,
		calc_failure	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	aes	,
		encrypt_fail	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	aes	,
		decrypt_fail	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	aes	,
		encrypt_packets	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	aes	,
		decrypt_packets	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	aes	,
		encrypt_interrupt	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	aes	,
		decrypt_interrupt	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	event	,
		heart_beat	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	event	,
		calibration	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	event	,
		rx_mismatch	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	event	,
		rx_mem_empty	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	event	,
		rx_pool	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	event	,
		oom_late	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	event	,
		phy_transmit_error	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	event	,
		tx_stuck	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	ps	,
		pspoll_timeouts	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	ps	,
		upsd_timeouts	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	ps	,
		upsd_max_sptime	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	ps	,
		upsd_max_apturn	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	ps	,
		pspoll_max_apturn	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	ps	,
		pspoll_utilization	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	ps	,
		upsd_utilization	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	rxpipe	,
		rx_prep_beacon_drop	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	rxpipe	,
		descr_host_int_trig_rx_data	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	rxpipe	,
		beacon_buffer_thres_host_int_trig_rx_data	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	rxpipe	,
		missed_beacon_host_int_trig_rx_data	,
		20	,
		"%u"
	)

DEBUGFS_FWSTATS_FILE	(	rxpipe	,
		tx_xfr_host_int_trig_rx_data	,
		20	,
		"%u"
	)

DEBUGFS_READONLY_FILE	(	retry_count	,
		20	,
		"%u"	,
		wl->stats.	retry_count
	)

DEBUGFS_READONLY_FILE	(	excessive_retries	,
		20	,
		"%u"	,
		wl->stats.	excessive_retries
	)

void wl1251_debugfs_exit

(

struct wl1251 *

wl

)

Definition at line 526 of file debugfs.c.

int wl1251_debugfs_init

(

struct wl1251 *

wl

)

Definition at line 472 of file debugfs.c.

void wl1251_debugfs_reset

(

struct wl1251 *

wl

)

Definition at line 464 of file debugfs.c.