/* * Atheros CARL9170 driver * * debug(fs) probing * * Copyright 2008, Johannes Berg <[email protected]> * Copyright 2009, 2010, Christian Lamparter <[email protected]> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; see the file COPYING. If not, see * http://www.gnu.org/licenses/. * * This file incorporates work covered by the following copyright and * permission notice: * Copyright (c) 2008-2009 Atheros Communications, Inc. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include <linux/slab.h> #include <linux/module.h> #include <linux/seq_file.h> #include <linux/vmalloc.h> #include "carl9170.h" #include "cmd.h" #define ADD(buf, off, max, fmt, args...) … struct carl9170_debugfs_fops { … }; static ssize_t carl9170_debugfs_read(struct file *file, char __user *userbuf, size_t count, loff_t *ppos) { … } static ssize_t carl9170_debugfs_write(struct file *file, const char __user *userbuf, size_t count, loff_t *ppos) { … } #define __DEBUGFS_DECLARE_FILE(name, _read, _write, _read_bufsize, \ _attr, _dstate) … #define DEBUGFS_DECLARE_FILE(name, _read, _write, _read_bufsize, _attr) … \ #define DEBUGFS_DECLARE_RO_FILE(name, _read_bufsize) … #define DEBUGFS_DECLARE_WO_FILE(name) … #define DEBUGFS_DECLARE_RW_FILE(name, _read_bufsize) … #define __DEBUGFS_DECLARE_RW_FILE(name, _read_bufsize, _dstate) … #define DEBUGFS_READONLY_FILE(name, _read_bufsize, fmt, value...) … static char *carl9170_debugfs_mem_usage_read(struct ar9170 *ar, char *buf, size_t bufsize, ssize_t *len) { … } DEBUGFS_DECLARE_RO_FILE(mem_usage, 512); static char *carl9170_debugfs_qos_stat_read(struct ar9170 *ar, char *buf, size_t bufsize, ssize_t *len) { … } DEBUGFS_DECLARE_RO_FILE(qos_stat, 512); static void carl9170_debugfs_format_frame(struct ar9170 *ar, struct sk_buff *skb, const char *prefix, char *buf, ssize_t *off, ssize_t bufsize) { … } static char *carl9170_debugfs_ampdu_state_read(struct ar9170 *ar, char *buf, size_t bufsize, ssize_t *len) { … } DEBUGFS_DECLARE_RO_FILE(ampdu_state, 8000); static void carl9170_debugfs_queue_dump(struct ar9170 *ar, char *buf, ssize_t *len, size_t bufsize, struct sk_buff_head *queue) { … } #define DEBUGFS_QUEUE_DUMP(q, qi) … static char *carl9170_debugfs_sta_psm_read(struct ar9170 *ar, char *buf, size_t bufsize, ssize_t *len) { … } DEBUGFS_DECLARE_RO_FILE(sta_psm, 160); static char *carl9170_debugfs_tx_stuck_read(struct ar9170 *ar, char *buf, size_t bufsize, ssize_t *len) { … } DEBUGFS_DECLARE_RO_FILE(tx_stuck, 180); static char *carl9170_debugfs_phy_noise_read(struct ar9170 *ar, char *buf, size_t bufsize, ssize_t *len) { … } DEBUGFS_DECLARE_RO_FILE(phy_noise, 180); static char *carl9170_debugfs_vif_dump_read(struct ar9170 *ar, char *buf, size_t bufsize, ssize_t *len) { … } DEBUGFS_DECLARE_RO_FILE(vif_dump, 8000); #define UPDATE_COUNTER(ar, name) … #define TALLY_SUM_UP(ar, name) … #define DEBUGFS_HW_TALLY_FILE(name, f) … #define DEBUGFS_HW_REG_FILE(name, f) … static ssize_t carl9170_debugfs_hw_ioread32_write(struct ar9170 *ar, const char *buf, size_t count) { … } static char *carl9170_debugfs_hw_ioread32_read(struct ar9170 *ar, char *buf, size_t bufsize, ssize_t *ret) { … } DEBUGFS_DECLARE_RW_FILE(hw_ioread32, CARL9170_DEBUG_RING_SIZE * 40); static ssize_t carl9170_debugfs_bug_write(struct ar9170 *ar, const char *buf, size_t count) { … } static char *carl9170_debugfs_bug_read(struct ar9170 *ar, char *buf, size_t bufsize, ssize_t *ret) { … } __DEBUGFS_DECLARE_RW_FILE(bug, 400, CARL9170_STOPPED); static const char *const erp_modes[] = …; static char *carl9170_debugfs_erp_read(struct ar9170 *ar, char *buf, size_t bufsize, ssize_t *ret) { … } static ssize_t carl9170_debugfs_erp_write(struct ar9170 *ar, const char *buf, size_t count) { … } DEBUGFS_DECLARE_RW_FILE(erp, 80); static ssize_t carl9170_debugfs_hw_iowrite32_write(struct ar9170 *ar, const char *buf, size_t count) { … } DEBUGFS_DECLARE_WO_FILE(hw_iowrite32); DEBUGFS_HW_TALLY_FILE(hw_tx_tally, "u"); DEBUGFS_HW_TALLY_FILE(hw_rx_tally, "u"); DEBUGFS_HW_TALLY_FILE(hw_phy_errors, "u"); DEBUGFS_HW_REG_FILE(hw_wlan_queue, ".8x"); DEBUGFS_HW_REG_FILE(hw_pta_queue, ".8x"); DEBUGFS_HW_REG_FILE(hw_ampdu_info, ".8x"); DEBUGFS_QUEUE_DUMP(tx_status, 0); DEBUGFS_QUEUE_DUMP(tx_status, 1); DEBUGFS_QUEUE_DUMP(tx_status, 2); DEBUGFS_QUEUE_DUMP(tx_status, 3); DEBUGFS_QUEUE_DUMP(tx_pending, 0); DEBUGFS_QUEUE_DUMP(tx_pending, 1); DEBUGFS_QUEUE_DUMP(tx_pending, 2); DEBUGFS_QUEUE_DUMP(tx_pending, 3); DEBUGFS_READONLY_FILE(usb_tx_anch_urbs, 20, "%d", atomic_read(&ar->tx_anch_urbs)); DEBUGFS_READONLY_FILE(usb_rx_anch_urbs, 20, "%d", atomic_read(&ar->rx_anch_urbs)); DEBUGFS_READONLY_FILE(usb_rx_work_urbs, 20, "%d", atomic_read(&ar->rx_work_urbs)); DEBUGFS_READONLY_FILE(usb_rx_pool_urbs, 20, "%d", atomic_read(&ar->rx_pool_urbs)); DEBUGFS_READONLY_FILE(tx_total_queued, 20, "%d", atomic_read(&ar->tx_total_queued)); DEBUGFS_READONLY_FILE(tx_ampdu_scheduler, 20, "%d", atomic_read(&ar->tx_ampdu_scheduler)); DEBUGFS_READONLY_FILE(tx_total_pending, 20, "%d", atomic_read(&ar->tx_total_pending)); DEBUGFS_READONLY_FILE(tx_ampdu_list_len, 20, "%d", ar->tx_ampdu_list_len); DEBUGFS_READONLY_FILE(tx_ampdu_upload, 20, "%d", atomic_read(&ar->tx_ampdu_upload)); DEBUGFS_READONLY_FILE(tx_janitor_last_run, 64, "last run:%d ms ago", jiffies_to_msecs(jiffies - ar->tx_janitor_last_run)); DEBUGFS_READONLY_FILE(tx_dropped, 20, "%d", ar->tx_dropped); DEBUGFS_READONLY_FILE(rx_dropped, 20, "%d", ar->rx_dropped); DEBUGFS_READONLY_FILE(sniffer_enabled, 20, "%d", ar->sniffer_enabled); DEBUGFS_READONLY_FILE(rx_software_decryption, 20, "%d", ar->rx_software_decryption); DEBUGFS_READONLY_FILE(ampdu_factor, 20, "%d", ar->current_factor); DEBUGFS_READONLY_FILE(ampdu_density, 20, "%d", ar->current_density); DEBUGFS_READONLY_FILE(beacon_int, 20, "%d TU", ar->global_beacon_int); DEBUGFS_READONLY_FILE(pretbtt, 20, "%d TU", ar->global_pretbtt); void carl9170_debugfs_register(struct ar9170 *ar) { … } void carl9170_debugfs_unregister(struct ar9170 *ar) { … }
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