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* This file is part of wl1271
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* Copyright (C) 2009 Nokia Corporation
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* Contact: Luciano Coelho <luciano.coelho@nokia.com>
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 2 as published by the Free Software Foundation.
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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#include "wl1271_debugfs.h"
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#include <linux/skbuff.h>
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#include <linux/slab.h>
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#include "wl1271_acx.h"
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#include "wl1271_ps.h"
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#include "wl1271_io.h"
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#define WL1271_DEBUGFS_STATS_LIFETIME 1000
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/* debugfs macros idea from mac80211 */
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#define DEBUGFS_READONLY_FILE(name, buflen, fmt, value...) \
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static ssize_t name## _read(struct file *file, char __user *userbuf, \
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size_t count, loff_t *ppos) \
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struct wl1271 *wl = file->private_data; \
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res = scnprintf(buf, buflen, fmt "\n", ##value); \
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return simple_read_from_buffer(userbuf, count, ppos, buf, res); \
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static const struct file_operations name## _ops = { \
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.read = name## _read, \
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.open = wl1271_open_file_generic, \
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.llseek = generic_file_llseek, \
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#define DEBUGFS_ADD(name, parent) \
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wl->debugfs.name = debugfs_create_file(#name, 0400, parent, \
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if (IS_ERR(wl->debugfs.name)) { \
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ret = PTR_ERR(wl->debugfs.name); \
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wl->debugfs.name = NULL; \
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#define DEBUGFS_DEL(name) \
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debugfs_remove(wl->debugfs.name); \
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wl->debugfs.name = NULL; \
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#define DEBUGFS_FWSTATS_FILE(sub, name, buflen, fmt) \
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static ssize_t sub## _ ##name## _read(struct file *file, \
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char __user *userbuf, \
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size_t count, loff_t *ppos) \
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struct wl1271 *wl = file->private_data; \
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wl1271_debugfs_update_stats(wl); \
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res = scnprintf(buf, buflen, fmt "\n", \
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wl->stats.fw_stats->sub.name); \
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return simple_read_from_buffer(userbuf, count, ppos, buf, res); \
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static const struct file_operations sub## _ ##name## _ops = { \
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.read = sub## _ ##name## _read, \
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.open = wl1271_open_file_generic, \
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.llseek = generic_file_llseek, \
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#define DEBUGFS_FWSTATS_ADD(sub, name) \
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DEBUGFS_ADD(sub## _ ##name, wl->debugfs.fw_statistics)
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#define DEBUGFS_FWSTATS_DEL(sub, name) \
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DEBUGFS_DEL(sub## _ ##name)
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static void wl1271_debugfs_update_stats(struct wl1271 *wl)
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mutex_lock(&wl->mutex);
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ret = wl1271_ps_elp_wakeup(wl, false);
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if (wl->state == WL1271_STATE_ON &&
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time_after(jiffies, wl->stats.fw_stats_update +
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msecs_to_jiffies(WL1271_DEBUGFS_STATS_LIFETIME))) {
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wl1271_acx_statistics(wl, wl->stats.fw_stats);
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wl->stats.fw_stats_update = jiffies;
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wl1271_ps_elp_sleep(wl);
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mutex_unlock(&wl->mutex);
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static int wl1271_open_file_generic(struct inode *inode, struct file *file)
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file->private_data = inode->i_private;
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DEBUGFS_FWSTATS_FILE(tx, internal_desc_overflow, 20, "%u");
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DEBUGFS_FWSTATS_FILE(rx, out_of_mem, 20, "%u");
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DEBUGFS_FWSTATS_FILE(rx, hdr_overflow, 20, "%u");
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DEBUGFS_FWSTATS_FILE(rx, hw_stuck, 20, "%u");
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DEBUGFS_FWSTATS_FILE(rx, dropped, 20, "%u");
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DEBUGFS_FWSTATS_FILE(rx, fcs_err, 20, "%u");
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DEBUGFS_FWSTATS_FILE(rx, xfr_hint_trig, 20, "%u");
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DEBUGFS_FWSTATS_FILE(rx, path_reset, 20, "%u");
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DEBUGFS_FWSTATS_FILE(rx, reset_counter, 20, "%u");
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DEBUGFS_FWSTATS_FILE(dma, rx_requested, 20, "%u");
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DEBUGFS_FWSTATS_FILE(dma, rx_errors, 20, "%u");
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DEBUGFS_FWSTATS_FILE(dma, tx_requested, 20, "%u");
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DEBUGFS_FWSTATS_FILE(dma, tx_errors, 20, "%u");
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DEBUGFS_FWSTATS_FILE(isr, cmd_cmplt, 20, "%u");
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DEBUGFS_FWSTATS_FILE(isr, fiqs, 20, "%u");
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DEBUGFS_FWSTATS_FILE(isr, rx_headers, 20, "%u");
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DEBUGFS_FWSTATS_FILE(isr, rx_mem_overflow, 20, "%u");
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DEBUGFS_FWSTATS_FILE(isr, rx_rdys, 20, "%u");
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DEBUGFS_FWSTATS_FILE(isr, irqs, 20, "%u");
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DEBUGFS_FWSTATS_FILE(isr, tx_procs, 20, "%u");
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DEBUGFS_FWSTATS_FILE(isr, decrypt_done, 20, "%u");
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DEBUGFS_FWSTATS_FILE(isr, dma0_done, 20, "%u");
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DEBUGFS_FWSTATS_FILE(isr, dma1_done, 20, "%u");
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DEBUGFS_FWSTATS_FILE(isr, tx_exch_complete, 20, "%u");
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DEBUGFS_FWSTATS_FILE(isr, commands, 20, "%u");
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DEBUGFS_FWSTATS_FILE(isr, rx_procs, 20, "%u");
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DEBUGFS_FWSTATS_FILE(isr, hw_pm_mode_changes, 20, "%u");
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DEBUGFS_FWSTATS_FILE(isr, host_acknowledges, 20, "%u");
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DEBUGFS_FWSTATS_FILE(isr, pci_pm, 20, "%u");
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DEBUGFS_FWSTATS_FILE(isr, wakeups, 20, "%u");
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DEBUGFS_FWSTATS_FILE(isr, low_rssi, 20, "%u");
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DEBUGFS_FWSTATS_FILE(wep, addr_key_count, 20, "%u");
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DEBUGFS_FWSTATS_FILE(wep, default_key_count, 20, "%u");
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/* skipping wep.reserved */
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DEBUGFS_FWSTATS_FILE(wep, key_not_found, 20, "%u");
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DEBUGFS_FWSTATS_FILE(wep, decrypt_fail, 20, "%u");
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DEBUGFS_FWSTATS_FILE(wep, packets, 20, "%u");
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DEBUGFS_FWSTATS_FILE(wep, interrupt, 20, "%u");
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DEBUGFS_FWSTATS_FILE(pwr, ps_enter, 20, "%u");
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DEBUGFS_FWSTATS_FILE(pwr, elp_enter, 20, "%u");
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DEBUGFS_FWSTATS_FILE(pwr, missing_bcns, 20, "%u");
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DEBUGFS_FWSTATS_FILE(pwr, wake_on_host, 20, "%u");
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DEBUGFS_FWSTATS_FILE(pwr, wake_on_timer_exp, 20, "%u");
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DEBUGFS_FWSTATS_FILE(pwr, tx_with_ps, 20, "%u");
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DEBUGFS_FWSTATS_FILE(pwr, tx_without_ps, 20, "%u");
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DEBUGFS_FWSTATS_FILE(pwr, rcvd_beacons, 20, "%u");
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DEBUGFS_FWSTATS_FILE(pwr, power_save_off, 20, "%u");
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DEBUGFS_FWSTATS_FILE(pwr, enable_ps, 20, "%u");
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DEBUGFS_FWSTATS_FILE(pwr, disable_ps, 20, "%u");
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DEBUGFS_FWSTATS_FILE(pwr, fix_tsf_ps, 20, "%u");
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/* skipping cont_miss_bcns_spread for now */
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DEBUGFS_FWSTATS_FILE(pwr, rcvd_awake_beacons, 20, "%u");
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DEBUGFS_FWSTATS_FILE(mic, rx_pkts, 20, "%u");
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DEBUGFS_FWSTATS_FILE(mic, calc_failure, 20, "%u");
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DEBUGFS_FWSTATS_FILE(aes, encrypt_fail, 20, "%u");
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DEBUGFS_FWSTATS_FILE(aes, decrypt_fail, 20, "%u");
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DEBUGFS_FWSTATS_FILE(aes, encrypt_packets, 20, "%u");
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DEBUGFS_FWSTATS_FILE(aes, decrypt_packets, 20, "%u");
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DEBUGFS_FWSTATS_FILE(aes, encrypt_interrupt, 20, "%u");
195
DEBUGFS_FWSTATS_FILE(aes, decrypt_interrupt, 20, "%u");
197
DEBUGFS_FWSTATS_FILE(event, heart_beat, 20, "%u");
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DEBUGFS_FWSTATS_FILE(event, calibration, 20, "%u");
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DEBUGFS_FWSTATS_FILE(event, rx_mismatch, 20, "%u");
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DEBUGFS_FWSTATS_FILE(event, rx_mem_empty, 20, "%u");
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DEBUGFS_FWSTATS_FILE(event, rx_pool, 20, "%u");
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DEBUGFS_FWSTATS_FILE(event, oom_late, 20, "%u");
203
DEBUGFS_FWSTATS_FILE(event, phy_transmit_error, 20, "%u");
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DEBUGFS_FWSTATS_FILE(event, tx_stuck, 20, "%u");
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DEBUGFS_FWSTATS_FILE(ps, pspoll_timeouts, 20, "%u");
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DEBUGFS_FWSTATS_FILE(ps, upsd_timeouts, 20, "%u");
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DEBUGFS_FWSTATS_FILE(ps, upsd_max_sptime, 20, "%u");
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DEBUGFS_FWSTATS_FILE(ps, upsd_max_apturn, 20, "%u");
210
DEBUGFS_FWSTATS_FILE(ps, pspoll_max_apturn, 20, "%u");
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DEBUGFS_FWSTATS_FILE(ps, pspoll_utilization, 20, "%u");
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DEBUGFS_FWSTATS_FILE(ps, upsd_utilization, 20, "%u");
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DEBUGFS_FWSTATS_FILE(rxpipe, rx_prep_beacon_drop, 20, "%u");
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DEBUGFS_FWSTATS_FILE(rxpipe, descr_host_int_trig_rx_data, 20, "%u");
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DEBUGFS_FWSTATS_FILE(rxpipe, beacon_buffer_thres_host_int_trig_rx_data,
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DEBUGFS_FWSTATS_FILE(rxpipe, missed_beacon_host_int_trig_rx_data, 20, "%u");
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DEBUGFS_FWSTATS_FILE(rxpipe, tx_xfr_host_int_trig_rx_data, 20, "%u");
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DEBUGFS_READONLY_FILE(retry_count, 20, "%u", wl->stats.retry_count);
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DEBUGFS_READONLY_FILE(excessive_retries, 20, "%u",
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wl->stats.excessive_retries);
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static ssize_t tx_queue_len_read(struct file *file, char __user *userbuf,
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size_t count, loff_t *ppos)
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struct wl1271 *wl = file->private_data;
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queue_len = skb_queue_len(&wl->tx_queue);
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res = scnprintf(buf, sizeof(buf), "%u\n", queue_len);
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return simple_read_from_buffer(userbuf, count, ppos, buf, res);
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static const struct file_operations tx_queue_len_ops = {
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.read = tx_queue_len_read,
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.open = wl1271_open_file_generic,
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.llseek = default_llseek,
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static ssize_t gpio_power_read(struct file *file, char __user *user_buf,
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size_t count, loff_t *ppos)
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struct wl1271 *wl = file->private_data;
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bool state = test_bit(WL1271_FLAG_GPIO_POWER, &wl->flags);
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res = scnprintf(buf, sizeof(buf), "%d\n", state);
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return simple_read_from_buffer(user_buf, count, ppos, buf, res);
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static ssize_t gpio_power_write(struct file *file,
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const char __user *user_buf,
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size_t count, loff_t *ppos)
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struct wl1271 *wl = file->private_data;
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mutex_lock(&wl->mutex);
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len = min(count, sizeof(buf) - 1);
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if (copy_from_user(buf, user_buf, len)) {
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ret = strict_strtoul(buf, 0, &value);
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wl1271_warning("illegal value in gpio_power");
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wl1271_power_off(wl);
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mutex_unlock(&wl->mutex);
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static const struct file_operations gpio_power_ops = {
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.read = gpio_power_read,
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.write = gpio_power_write,
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.open = wl1271_open_file_generic,
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.llseek = default_llseek,
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static void wl1271_debugfs_delete_files(struct wl1271 *wl)
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DEBUGFS_FWSTATS_DEL(tx, internal_desc_overflow);
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DEBUGFS_FWSTATS_DEL(rx, out_of_mem);
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DEBUGFS_FWSTATS_DEL(rx, hdr_overflow);
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DEBUGFS_FWSTATS_DEL(rx, hw_stuck);
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DEBUGFS_FWSTATS_DEL(rx, dropped);
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DEBUGFS_FWSTATS_DEL(rx, fcs_err);
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DEBUGFS_FWSTATS_DEL(rx, xfr_hint_trig);
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DEBUGFS_FWSTATS_DEL(rx, path_reset);
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DEBUGFS_FWSTATS_DEL(rx, reset_counter);
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DEBUGFS_FWSTATS_DEL(dma, rx_requested);
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DEBUGFS_FWSTATS_DEL(dma, rx_errors);
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DEBUGFS_FWSTATS_DEL(dma, tx_requested);
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DEBUGFS_FWSTATS_DEL(dma, tx_errors);
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DEBUGFS_FWSTATS_DEL(isr, cmd_cmplt);
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DEBUGFS_FWSTATS_DEL(isr, fiqs);
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DEBUGFS_FWSTATS_DEL(isr, rx_headers);
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DEBUGFS_FWSTATS_DEL(isr, rx_mem_overflow);
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DEBUGFS_FWSTATS_DEL(isr, rx_rdys);
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DEBUGFS_FWSTATS_DEL(isr, irqs);
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DEBUGFS_FWSTATS_DEL(isr, tx_procs);
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DEBUGFS_FWSTATS_DEL(isr, decrypt_done);
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DEBUGFS_FWSTATS_DEL(isr, dma0_done);
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DEBUGFS_FWSTATS_DEL(isr, dma1_done);
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DEBUGFS_FWSTATS_DEL(isr, tx_exch_complete);
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DEBUGFS_FWSTATS_DEL(isr, commands);
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DEBUGFS_FWSTATS_DEL(isr, rx_procs);
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DEBUGFS_FWSTATS_DEL(isr, hw_pm_mode_changes);
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DEBUGFS_FWSTATS_DEL(isr, host_acknowledges);
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DEBUGFS_FWSTATS_DEL(isr, pci_pm);
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DEBUGFS_FWSTATS_DEL(isr, wakeups);
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DEBUGFS_FWSTATS_DEL(isr, low_rssi);
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DEBUGFS_FWSTATS_DEL(wep, addr_key_count);
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DEBUGFS_FWSTATS_DEL(wep, default_key_count);
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/* skipping wep.reserved */
341
DEBUGFS_FWSTATS_DEL(wep, key_not_found);
342
DEBUGFS_FWSTATS_DEL(wep, decrypt_fail);
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DEBUGFS_FWSTATS_DEL(wep, packets);
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DEBUGFS_FWSTATS_DEL(wep, interrupt);
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DEBUGFS_FWSTATS_DEL(pwr, ps_enter);
347
DEBUGFS_FWSTATS_DEL(pwr, elp_enter);
348
DEBUGFS_FWSTATS_DEL(pwr, missing_bcns);
349
DEBUGFS_FWSTATS_DEL(pwr, wake_on_host);
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DEBUGFS_FWSTATS_DEL(pwr, wake_on_timer_exp);
351
DEBUGFS_FWSTATS_DEL(pwr, tx_with_ps);
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DEBUGFS_FWSTATS_DEL(pwr, tx_without_ps);
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DEBUGFS_FWSTATS_DEL(pwr, rcvd_beacons);
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DEBUGFS_FWSTATS_DEL(pwr, power_save_off);
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DEBUGFS_FWSTATS_DEL(pwr, enable_ps);
356
DEBUGFS_FWSTATS_DEL(pwr, disable_ps);
357
DEBUGFS_FWSTATS_DEL(pwr, fix_tsf_ps);
358
/* skipping cont_miss_bcns_spread for now */
359
DEBUGFS_FWSTATS_DEL(pwr, rcvd_awake_beacons);
361
DEBUGFS_FWSTATS_DEL(mic, rx_pkts);
362
DEBUGFS_FWSTATS_DEL(mic, calc_failure);
364
DEBUGFS_FWSTATS_DEL(aes, encrypt_fail);
365
DEBUGFS_FWSTATS_DEL(aes, decrypt_fail);
366
DEBUGFS_FWSTATS_DEL(aes, encrypt_packets);
367
DEBUGFS_FWSTATS_DEL(aes, decrypt_packets);
368
DEBUGFS_FWSTATS_DEL(aes, encrypt_interrupt);
369
DEBUGFS_FWSTATS_DEL(aes, decrypt_interrupt);
371
DEBUGFS_FWSTATS_DEL(event, heart_beat);
372
DEBUGFS_FWSTATS_DEL(event, calibration);
373
DEBUGFS_FWSTATS_DEL(event, rx_mismatch);
374
DEBUGFS_FWSTATS_DEL(event, rx_mem_empty);
375
DEBUGFS_FWSTATS_DEL(event, rx_pool);
376
DEBUGFS_FWSTATS_DEL(event, oom_late);
377
DEBUGFS_FWSTATS_DEL(event, phy_transmit_error);
378
DEBUGFS_FWSTATS_DEL(event, tx_stuck);
380
DEBUGFS_FWSTATS_DEL(ps, pspoll_timeouts);
381
DEBUGFS_FWSTATS_DEL(ps, upsd_timeouts);
382
DEBUGFS_FWSTATS_DEL(ps, upsd_max_sptime);
383
DEBUGFS_FWSTATS_DEL(ps, upsd_max_apturn);
384
DEBUGFS_FWSTATS_DEL(ps, pspoll_max_apturn);
385
DEBUGFS_FWSTATS_DEL(ps, pspoll_utilization);
386
DEBUGFS_FWSTATS_DEL(ps, upsd_utilization);
388
DEBUGFS_FWSTATS_DEL(rxpipe, rx_prep_beacon_drop);
389
DEBUGFS_FWSTATS_DEL(rxpipe, descr_host_int_trig_rx_data);
390
DEBUGFS_FWSTATS_DEL(rxpipe, beacon_buffer_thres_host_int_trig_rx_data);
391
DEBUGFS_FWSTATS_DEL(rxpipe, missed_beacon_host_int_trig_rx_data);
392
DEBUGFS_FWSTATS_DEL(rxpipe, tx_xfr_host_int_trig_rx_data);
394
DEBUGFS_DEL(tx_queue_len);
395
DEBUGFS_DEL(retry_count);
396
DEBUGFS_DEL(excessive_retries);
398
DEBUGFS_DEL(gpio_power);
401
static int wl1271_debugfs_add_files(struct wl1271 *wl)
405
DEBUGFS_FWSTATS_ADD(tx, internal_desc_overflow);
407
DEBUGFS_FWSTATS_ADD(rx, out_of_mem);
408
DEBUGFS_FWSTATS_ADD(rx, hdr_overflow);
409
DEBUGFS_FWSTATS_ADD(rx, hw_stuck);
410
DEBUGFS_FWSTATS_ADD(rx, dropped);
411
DEBUGFS_FWSTATS_ADD(rx, fcs_err);
412
DEBUGFS_FWSTATS_ADD(rx, xfr_hint_trig);
413
DEBUGFS_FWSTATS_ADD(rx, path_reset);
414
DEBUGFS_FWSTATS_ADD(rx, reset_counter);
416
DEBUGFS_FWSTATS_ADD(dma, rx_requested);
417
DEBUGFS_FWSTATS_ADD(dma, rx_errors);
418
DEBUGFS_FWSTATS_ADD(dma, tx_requested);
419
DEBUGFS_FWSTATS_ADD(dma, tx_errors);
421
DEBUGFS_FWSTATS_ADD(isr, cmd_cmplt);
422
DEBUGFS_FWSTATS_ADD(isr, fiqs);
423
DEBUGFS_FWSTATS_ADD(isr, rx_headers);
424
DEBUGFS_FWSTATS_ADD(isr, rx_mem_overflow);
425
DEBUGFS_FWSTATS_ADD(isr, rx_rdys);
426
DEBUGFS_FWSTATS_ADD(isr, irqs);
427
DEBUGFS_FWSTATS_ADD(isr, tx_procs);
428
DEBUGFS_FWSTATS_ADD(isr, decrypt_done);
429
DEBUGFS_FWSTATS_ADD(isr, dma0_done);
430
DEBUGFS_FWSTATS_ADD(isr, dma1_done);
431
DEBUGFS_FWSTATS_ADD(isr, tx_exch_complete);
432
DEBUGFS_FWSTATS_ADD(isr, commands);
433
DEBUGFS_FWSTATS_ADD(isr, rx_procs);
434
DEBUGFS_FWSTATS_ADD(isr, hw_pm_mode_changes);
435
DEBUGFS_FWSTATS_ADD(isr, host_acknowledges);
436
DEBUGFS_FWSTATS_ADD(isr, pci_pm);
437
DEBUGFS_FWSTATS_ADD(isr, wakeups);
438
DEBUGFS_FWSTATS_ADD(isr, low_rssi);
440
DEBUGFS_FWSTATS_ADD(wep, addr_key_count);
441
DEBUGFS_FWSTATS_ADD(wep, default_key_count);
442
/* skipping wep.reserved */
443
DEBUGFS_FWSTATS_ADD(wep, key_not_found);
444
DEBUGFS_FWSTATS_ADD(wep, decrypt_fail);
445
DEBUGFS_FWSTATS_ADD(wep, packets);
446
DEBUGFS_FWSTATS_ADD(wep, interrupt);
448
DEBUGFS_FWSTATS_ADD(pwr, ps_enter);
449
DEBUGFS_FWSTATS_ADD(pwr, elp_enter);
450
DEBUGFS_FWSTATS_ADD(pwr, missing_bcns);
451
DEBUGFS_FWSTATS_ADD(pwr, wake_on_host);
452
DEBUGFS_FWSTATS_ADD(pwr, wake_on_timer_exp);
453
DEBUGFS_FWSTATS_ADD(pwr, tx_with_ps);
454
DEBUGFS_FWSTATS_ADD(pwr, tx_without_ps);
455
DEBUGFS_FWSTATS_ADD(pwr, rcvd_beacons);
456
DEBUGFS_FWSTATS_ADD(pwr, power_save_off);
457
DEBUGFS_FWSTATS_ADD(pwr, enable_ps);
458
DEBUGFS_FWSTATS_ADD(pwr, disable_ps);
459
DEBUGFS_FWSTATS_ADD(pwr, fix_tsf_ps);
460
/* skipping cont_miss_bcns_spread for now */
461
DEBUGFS_FWSTATS_ADD(pwr, rcvd_awake_beacons);
463
DEBUGFS_FWSTATS_ADD(mic, rx_pkts);
464
DEBUGFS_FWSTATS_ADD(mic, calc_failure);
466
DEBUGFS_FWSTATS_ADD(aes, encrypt_fail);
467
DEBUGFS_FWSTATS_ADD(aes, decrypt_fail);
468
DEBUGFS_FWSTATS_ADD(aes, encrypt_packets);
469
DEBUGFS_FWSTATS_ADD(aes, decrypt_packets);
470
DEBUGFS_FWSTATS_ADD(aes, encrypt_interrupt);
471
DEBUGFS_FWSTATS_ADD(aes, decrypt_interrupt);
473
DEBUGFS_FWSTATS_ADD(event, heart_beat);
474
DEBUGFS_FWSTATS_ADD(event, calibration);
475
DEBUGFS_FWSTATS_ADD(event, rx_mismatch);
476
DEBUGFS_FWSTATS_ADD(event, rx_mem_empty);
477
DEBUGFS_FWSTATS_ADD(event, rx_pool);
478
DEBUGFS_FWSTATS_ADD(event, oom_late);
479
DEBUGFS_FWSTATS_ADD(event, phy_transmit_error);
480
DEBUGFS_FWSTATS_ADD(event, tx_stuck);
482
DEBUGFS_FWSTATS_ADD(ps, pspoll_timeouts);
483
DEBUGFS_FWSTATS_ADD(ps, upsd_timeouts);
484
DEBUGFS_FWSTATS_ADD(ps, upsd_max_sptime);
485
DEBUGFS_FWSTATS_ADD(ps, upsd_max_apturn);
486
DEBUGFS_FWSTATS_ADD(ps, pspoll_max_apturn);
487
DEBUGFS_FWSTATS_ADD(ps, pspoll_utilization);
488
DEBUGFS_FWSTATS_ADD(ps, upsd_utilization);
490
DEBUGFS_FWSTATS_ADD(rxpipe, rx_prep_beacon_drop);
491
DEBUGFS_FWSTATS_ADD(rxpipe, descr_host_int_trig_rx_data);
492
DEBUGFS_FWSTATS_ADD(rxpipe, beacon_buffer_thres_host_int_trig_rx_data);
493
DEBUGFS_FWSTATS_ADD(rxpipe, missed_beacon_host_int_trig_rx_data);
494
DEBUGFS_FWSTATS_ADD(rxpipe, tx_xfr_host_int_trig_rx_data);
496
DEBUGFS_ADD(tx_queue_len, wl->debugfs.rootdir);
497
DEBUGFS_ADD(retry_count, wl->debugfs.rootdir);
498
DEBUGFS_ADD(excessive_retries, wl->debugfs.rootdir);
500
DEBUGFS_ADD(gpio_power, wl->debugfs.rootdir);
504
wl1271_debugfs_delete_files(wl);
509
void wl1271_debugfs_reset(struct wl1271 *wl)
511
memset(wl->stats.fw_stats, 0, sizeof(*wl->stats.fw_stats));
512
wl->stats.retry_count = 0;
513
wl->stats.excessive_retries = 0;
516
int wl1271_debugfs_init(struct wl1271 *wl)
520
wl->debugfs.rootdir = debugfs_create_dir(KBUILD_MODNAME, NULL);
522
if (IS_ERR(wl->debugfs.rootdir)) {
523
ret = PTR_ERR(wl->debugfs.rootdir);
524
wl->debugfs.rootdir = NULL;
528
wl->debugfs.fw_statistics = debugfs_create_dir("fw-statistics",
529
wl->debugfs.rootdir);
531
if (IS_ERR(wl->debugfs.fw_statistics)) {
532
ret = PTR_ERR(wl->debugfs.fw_statistics);
533
wl->debugfs.fw_statistics = NULL;
537
wl->stats.fw_stats = kzalloc(sizeof(*wl->stats.fw_stats),
540
if (!wl->stats.fw_stats) {
545
wl->stats.fw_stats_update = jiffies;
547
ret = wl1271_debugfs_add_files(wl);
555
kfree(wl->stats.fw_stats);
556
wl->stats.fw_stats = NULL;
559
debugfs_remove(wl->debugfs.fw_statistics);
560
wl->debugfs.fw_statistics = NULL;
563
debugfs_remove(wl->debugfs.rootdir);
564
wl->debugfs.rootdir = NULL;
570
void wl1271_debugfs_exit(struct wl1271 *wl)
572
wl1271_debugfs_delete_files(wl);
574
kfree(wl->stats.fw_stats);
575
wl->stats.fw_stats = NULL;
577
debugfs_remove(wl->debugfs.fw_statistics);
578
wl->debugfs.fw_statistics = NULL;
580
debugfs_remove(wl->debugfs.rootdir);
581
wl->debugfs.rootdir = NULL;