mirror of
https://github.com/AetherDroid/android_kernel_samsung_on5xelte.git
synced 2025-10-30 23:58:51 +01:00
539 lines
17 KiB
C
539 lines
17 KiB
C
/*
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* This file is part of wl1251
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*
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* Copyright (C) 2009 Nokia Corporation
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*
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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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*
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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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*
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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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* 02110-1301 USA
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*
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*/
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#include "debugfs.h"
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#include <linux/skbuff.h>
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#include <linux/slab.h>
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#include "wl1251.h"
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#include "acx.h"
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#include "ps.h"
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/* ms */
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#define WL1251_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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{ \
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struct wl1251 *wl = file->private_data; \
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char buf[buflen]; \
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int res; \
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\
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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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} \
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\
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static const struct file_operations name## _ops = { \
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.read = name## _read, \
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.open = simple_open, \
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.llseek = generic_file_llseek, \
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};
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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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wl, &name## _ops); \
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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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goto out; \
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}
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#define DEBUGFS_DEL(name) \
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do { \
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debugfs_remove(wl->debugfs.name); \
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wl->debugfs.name = NULL; \
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} while (0)
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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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{ \
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struct wl1251 *wl = file->private_data; \
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char buf[buflen]; \
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int res; \
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\
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wl1251_debugfs_update_stats(wl); \
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\
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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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} \
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\
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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 = simple_open, \
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.llseek = generic_file_llseek, \
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};
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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 wl1251_debugfs_update_stats(struct wl1251 *wl)
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{
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int ret;
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mutex_lock(&wl->mutex);
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ret = wl1251_ps_elp_wakeup(wl);
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if (ret < 0)
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goto out;
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if (wl->state == WL1251_STATE_ON &&
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time_after(jiffies, wl->stats.fw_stats_update +
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msecs_to_jiffies(WL1251_DEBUGFS_STATS_LIFETIME))) {
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wl1251_acx_statistics(wl, wl->stats.fw_stats);
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wl->stats.fw_stats_update = jiffies;
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}
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wl1251_ps_elp_sleep(wl);
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out:
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mutex_unlock(&wl->mutex);
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}
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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");
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DEBUGFS_FWSTATS_FILE(aes, decrypt_interrupt, 20, "%u");
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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");
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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");
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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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20, "%u");
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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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{
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struct wl1251 *wl = file->private_data;
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u32 queue_len;
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char buf[20];
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int res;
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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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}
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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 = simple_open,
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.llseek = generic_file_llseek,
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};
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static ssize_t tx_queue_status_read(struct file *file, char __user *userbuf,
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size_t count, loff_t *ppos)
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{
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struct wl1251 *wl = file->private_data;
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char buf[3], status;
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int len;
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if (wl->tx_queue_stopped)
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status = 's';
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else
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status = 'r';
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len = scnprintf(buf, sizeof(buf), "%c\n", status);
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return simple_read_from_buffer(userbuf, count, ppos, buf, len);
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}
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static const struct file_operations tx_queue_status_ops = {
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.read = tx_queue_status_read,
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.open = simple_open,
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.llseek = generic_file_llseek,
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};
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static void wl1251_debugfs_delete_files(struct wl1251 *wl)
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{
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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 */
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DEBUGFS_FWSTATS_DEL(wep, key_not_found);
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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);
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DEBUGFS_FWSTATS_DEL(pwr, elp_enter);
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DEBUGFS_FWSTATS_DEL(pwr, missing_bcns);
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DEBUGFS_FWSTATS_DEL(pwr, wake_on_host);
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DEBUGFS_FWSTATS_DEL(pwr, wake_on_timer_exp);
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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);
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DEBUGFS_FWSTATS_DEL(pwr, disable_ps);
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DEBUGFS_FWSTATS_DEL(pwr, fix_tsf_ps);
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/* skipping cont_miss_bcns_spread for now */
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DEBUGFS_FWSTATS_DEL(pwr, rcvd_awake_beacons);
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DEBUGFS_FWSTATS_DEL(mic, rx_pkts);
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DEBUGFS_FWSTATS_DEL(mic, calc_failure);
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DEBUGFS_FWSTATS_DEL(aes, encrypt_fail);
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DEBUGFS_FWSTATS_DEL(aes, decrypt_fail);
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DEBUGFS_FWSTATS_DEL(aes, encrypt_packets);
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DEBUGFS_FWSTATS_DEL(aes, decrypt_packets);
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DEBUGFS_FWSTATS_DEL(aes, encrypt_interrupt);
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DEBUGFS_FWSTATS_DEL(aes, decrypt_interrupt);
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DEBUGFS_FWSTATS_DEL(event, heart_beat);
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DEBUGFS_FWSTATS_DEL(event, calibration);
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DEBUGFS_FWSTATS_DEL(event, rx_mismatch);
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DEBUGFS_FWSTATS_DEL(event, rx_mem_empty);
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DEBUGFS_FWSTATS_DEL(event, rx_pool);
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DEBUGFS_FWSTATS_DEL(event, oom_late);
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DEBUGFS_FWSTATS_DEL(event, phy_transmit_error);
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DEBUGFS_FWSTATS_DEL(event, tx_stuck);
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DEBUGFS_FWSTATS_DEL(ps, pspoll_timeouts);
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DEBUGFS_FWSTATS_DEL(ps, upsd_timeouts);
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DEBUGFS_FWSTATS_DEL(ps, upsd_max_sptime);
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DEBUGFS_FWSTATS_DEL(ps, upsd_max_apturn);
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DEBUGFS_FWSTATS_DEL(ps, pspoll_max_apturn);
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DEBUGFS_FWSTATS_DEL(ps, pspoll_utilization);
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DEBUGFS_FWSTATS_DEL(ps, upsd_utilization);
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DEBUGFS_FWSTATS_DEL(rxpipe, rx_prep_beacon_drop);
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DEBUGFS_FWSTATS_DEL(rxpipe, descr_host_int_trig_rx_data);
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DEBUGFS_FWSTATS_DEL(rxpipe, beacon_buffer_thres_host_int_trig_rx_data);
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DEBUGFS_FWSTATS_DEL(rxpipe, missed_beacon_host_int_trig_rx_data);
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DEBUGFS_FWSTATS_DEL(rxpipe, tx_xfr_host_int_trig_rx_data);
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DEBUGFS_DEL(tx_queue_len);
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DEBUGFS_DEL(tx_queue_status);
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DEBUGFS_DEL(retry_count);
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DEBUGFS_DEL(excessive_retries);
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}
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static int wl1251_debugfs_add_files(struct wl1251 *wl)
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{
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int ret = 0;
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DEBUGFS_FWSTATS_ADD(tx, internal_desc_overflow);
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DEBUGFS_FWSTATS_ADD(rx, out_of_mem);
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DEBUGFS_FWSTATS_ADD(rx, hdr_overflow);
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DEBUGFS_FWSTATS_ADD(rx, hw_stuck);
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DEBUGFS_FWSTATS_ADD(rx, dropped);
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DEBUGFS_FWSTATS_ADD(rx, fcs_err);
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DEBUGFS_FWSTATS_ADD(rx, xfr_hint_trig);
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DEBUGFS_FWSTATS_ADD(rx, path_reset);
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DEBUGFS_FWSTATS_ADD(rx, reset_counter);
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DEBUGFS_FWSTATS_ADD(dma, rx_requested);
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DEBUGFS_FWSTATS_ADD(dma, rx_errors);
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DEBUGFS_FWSTATS_ADD(dma, tx_requested);
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DEBUGFS_FWSTATS_ADD(dma, tx_errors);
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DEBUGFS_FWSTATS_ADD(isr, cmd_cmplt);
|
|
DEBUGFS_FWSTATS_ADD(isr, fiqs);
|
|
DEBUGFS_FWSTATS_ADD(isr, rx_headers);
|
|
DEBUGFS_FWSTATS_ADD(isr, rx_mem_overflow);
|
|
DEBUGFS_FWSTATS_ADD(isr, rx_rdys);
|
|
DEBUGFS_FWSTATS_ADD(isr, irqs);
|
|
DEBUGFS_FWSTATS_ADD(isr, tx_procs);
|
|
DEBUGFS_FWSTATS_ADD(isr, decrypt_done);
|
|
DEBUGFS_FWSTATS_ADD(isr, dma0_done);
|
|
DEBUGFS_FWSTATS_ADD(isr, dma1_done);
|
|
DEBUGFS_FWSTATS_ADD(isr, tx_exch_complete);
|
|
DEBUGFS_FWSTATS_ADD(isr, commands);
|
|
DEBUGFS_FWSTATS_ADD(isr, rx_procs);
|
|
DEBUGFS_FWSTATS_ADD(isr, hw_pm_mode_changes);
|
|
DEBUGFS_FWSTATS_ADD(isr, host_acknowledges);
|
|
DEBUGFS_FWSTATS_ADD(isr, pci_pm);
|
|
DEBUGFS_FWSTATS_ADD(isr, wakeups);
|
|
DEBUGFS_FWSTATS_ADD(isr, low_rssi);
|
|
|
|
DEBUGFS_FWSTATS_ADD(wep, addr_key_count);
|
|
DEBUGFS_FWSTATS_ADD(wep, default_key_count);
|
|
/* skipping wep.reserved */
|
|
DEBUGFS_FWSTATS_ADD(wep, key_not_found);
|
|
DEBUGFS_FWSTATS_ADD(wep, decrypt_fail);
|
|
DEBUGFS_FWSTATS_ADD(wep, packets);
|
|
DEBUGFS_FWSTATS_ADD(wep, interrupt);
|
|
|
|
DEBUGFS_FWSTATS_ADD(pwr, ps_enter);
|
|
DEBUGFS_FWSTATS_ADD(pwr, elp_enter);
|
|
DEBUGFS_FWSTATS_ADD(pwr, missing_bcns);
|
|
DEBUGFS_FWSTATS_ADD(pwr, wake_on_host);
|
|
DEBUGFS_FWSTATS_ADD(pwr, wake_on_timer_exp);
|
|
DEBUGFS_FWSTATS_ADD(pwr, tx_with_ps);
|
|
DEBUGFS_FWSTATS_ADD(pwr, tx_without_ps);
|
|
DEBUGFS_FWSTATS_ADD(pwr, rcvd_beacons);
|
|
DEBUGFS_FWSTATS_ADD(pwr, power_save_off);
|
|
DEBUGFS_FWSTATS_ADD(pwr, enable_ps);
|
|
DEBUGFS_FWSTATS_ADD(pwr, disable_ps);
|
|
DEBUGFS_FWSTATS_ADD(pwr, fix_tsf_ps);
|
|
/* skipping cont_miss_bcns_spread for now */
|
|
DEBUGFS_FWSTATS_ADD(pwr, rcvd_awake_beacons);
|
|
|
|
DEBUGFS_FWSTATS_ADD(mic, rx_pkts);
|
|
DEBUGFS_FWSTATS_ADD(mic, calc_failure);
|
|
|
|
DEBUGFS_FWSTATS_ADD(aes, encrypt_fail);
|
|
DEBUGFS_FWSTATS_ADD(aes, decrypt_fail);
|
|
DEBUGFS_FWSTATS_ADD(aes, encrypt_packets);
|
|
DEBUGFS_FWSTATS_ADD(aes, decrypt_packets);
|
|
DEBUGFS_FWSTATS_ADD(aes, encrypt_interrupt);
|
|
DEBUGFS_FWSTATS_ADD(aes, decrypt_interrupt);
|
|
|
|
DEBUGFS_FWSTATS_ADD(event, heart_beat);
|
|
DEBUGFS_FWSTATS_ADD(event, calibration);
|
|
DEBUGFS_FWSTATS_ADD(event, rx_mismatch);
|
|
DEBUGFS_FWSTATS_ADD(event, rx_mem_empty);
|
|
DEBUGFS_FWSTATS_ADD(event, rx_pool);
|
|
DEBUGFS_FWSTATS_ADD(event, oom_late);
|
|
DEBUGFS_FWSTATS_ADD(event, phy_transmit_error);
|
|
DEBUGFS_FWSTATS_ADD(event, tx_stuck);
|
|
|
|
DEBUGFS_FWSTATS_ADD(ps, pspoll_timeouts);
|
|
DEBUGFS_FWSTATS_ADD(ps, upsd_timeouts);
|
|
DEBUGFS_FWSTATS_ADD(ps, upsd_max_sptime);
|
|
DEBUGFS_FWSTATS_ADD(ps, upsd_max_apturn);
|
|
DEBUGFS_FWSTATS_ADD(ps, pspoll_max_apturn);
|
|
DEBUGFS_FWSTATS_ADD(ps, pspoll_utilization);
|
|
DEBUGFS_FWSTATS_ADD(ps, upsd_utilization);
|
|
|
|
DEBUGFS_FWSTATS_ADD(rxpipe, rx_prep_beacon_drop);
|
|
DEBUGFS_FWSTATS_ADD(rxpipe, descr_host_int_trig_rx_data);
|
|
DEBUGFS_FWSTATS_ADD(rxpipe, beacon_buffer_thres_host_int_trig_rx_data);
|
|
DEBUGFS_FWSTATS_ADD(rxpipe, missed_beacon_host_int_trig_rx_data);
|
|
DEBUGFS_FWSTATS_ADD(rxpipe, tx_xfr_host_int_trig_rx_data);
|
|
|
|
DEBUGFS_ADD(tx_queue_len, wl->debugfs.rootdir);
|
|
DEBUGFS_ADD(tx_queue_status, wl->debugfs.rootdir);
|
|
DEBUGFS_ADD(retry_count, wl->debugfs.rootdir);
|
|
DEBUGFS_ADD(excessive_retries, wl->debugfs.rootdir);
|
|
|
|
out:
|
|
if (ret < 0)
|
|
wl1251_debugfs_delete_files(wl);
|
|
|
|
return ret;
|
|
}
|
|
|
|
void wl1251_debugfs_reset(struct wl1251 *wl)
|
|
{
|
|
if (wl->stats.fw_stats != NULL)
|
|
memset(wl->stats.fw_stats, 0, sizeof(*wl->stats.fw_stats));
|
|
wl->stats.retry_count = 0;
|
|
wl->stats.excessive_retries = 0;
|
|
}
|
|
|
|
int wl1251_debugfs_init(struct wl1251 *wl)
|
|
{
|
|
int ret;
|
|
|
|
wl->debugfs.rootdir = debugfs_create_dir(KBUILD_MODNAME, NULL);
|
|
|
|
if (IS_ERR(wl->debugfs.rootdir)) {
|
|
ret = PTR_ERR(wl->debugfs.rootdir);
|
|
wl->debugfs.rootdir = NULL;
|
|
goto err;
|
|
}
|
|
|
|
wl->debugfs.fw_statistics = debugfs_create_dir("fw-statistics",
|
|
wl->debugfs.rootdir);
|
|
|
|
if (IS_ERR(wl->debugfs.fw_statistics)) {
|
|
ret = PTR_ERR(wl->debugfs.fw_statistics);
|
|
wl->debugfs.fw_statistics = NULL;
|
|
goto err_root;
|
|
}
|
|
|
|
wl->stats.fw_stats = kzalloc(sizeof(*wl->stats.fw_stats),
|
|
GFP_KERNEL);
|
|
|
|
if (!wl->stats.fw_stats) {
|
|
ret = -ENOMEM;
|
|
goto err_fw;
|
|
}
|
|
|
|
wl->stats.fw_stats_update = jiffies;
|
|
|
|
ret = wl1251_debugfs_add_files(wl);
|
|
|
|
if (ret < 0)
|
|
goto err_file;
|
|
|
|
return 0;
|
|
|
|
err_file:
|
|
kfree(wl->stats.fw_stats);
|
|
wl->stats.fw_stats = NULL;
|
|
|
|
err_fw:
|
|
debugfs_remove(wl->debugfs.fw_statistics);
|
|
wl->debugfs.fw_statistics = NULL;
|
|
|
|
err_root:
|
|
debugfs_remove(wl->debugfs.rootdir);
|
|
wl->debugfs.rootdir = NULL;
|
|
|
|
err:
|
|
return ret;
|
|
}
|
|
|
|
void wl1251_debugfs_exit(struct wl1251 *wl)
|
|
{
|
|
wl1251_debugfs_delete_files(wl);
|
|
|
|
kfree(wl->stats.fw_stats);
|
|
wl->stats.fw_stats = NULL;
|
|
|
|
debugfs_remove(wl->debugfs.fw_statistics);
|
|
wl->debugfs.fw_statistics = NULL;
|
|
|
|
debugfs_remove(wl->debugfs.rootdir);
|
|
wl->debugfs.rootdir = NULL;
|
|
|
|
}
|