Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 1 | /* |
Kalle Valo | 80301cd | 2009-06-12 14:17:39 +0300 | [diff] [blame] | 2 | * This file is part of wl1251 |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 3 | * |
| 4 | * Copyright (C) 2009 Nokia Corporation |
| 5 | * |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 6 | * This program is free software; you can redistribute it and/or |
| 7 | * modify it under the terms of the GNU General Public License |
| 8 | * version 2 as published by the Free Software Foundation. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, but |
| 11 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 13 | * General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License |
| 16 | * along with this program; if not, write to the Free Software |
| 17 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA |
| 18 | * 02110-1301 USA |
| 19 | * |
| 20 | */ |
| 21 | |
Kalle Valo | 9bc6772 | 2010-10-10 11:28:32 +0300 | [diff] [blame] | 22 | #include "debugfs.h" |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 23 | |
| 24 | #include <linux/skbuff.h> |
Tejun Heo | 5a0e3ad | 2010-03-24 17:04:11 +0900 | [diff] [blame] | 25 | #include <linux/slab.h> |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 26 | |
Kalle Valo | 1367411 | 2009-06-12 14:17:25 +0300 | [diff] [blame] | 27 | #include "wl1251.h" |
Kalle Valo | 9bc6772 | 2010-10-10 11:28:32 +0300 | [diff] [blame] | 28 | #include "acx.h" |
| 29 | #include "ps.h" |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 30 | |
| 31 | /* ms */ |
Kalle Valo | 80301cd | 2009-06-12 14:17:39 +0300 | [diff] [blame] | 32 | #define WL1251_DEBUGFS_STATS_LIFETIME 1000 |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 33 | |
| 34 | /* debugfs macros idea from mac80211 */ |
| 35 | |
| 36 | #define DEBUGFS_READONLY_FILE(name, buflen, fmt, value...) \ |
| 37 | static ssize_t name## _read(struct file *file, char __user *userbuf, \ |
| 38 | size_t count, loff_t *ppos) \ |
| 39 | { \ |
Kalle Valo | 80301cd | 2009-06-12 14:17:39 +0300 | [diff] [blame] | 40 | struct wl1251 *wl = file->private_data; \ |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 41 | char buf[buflen]; \ |
| 42 | int res; \ |
| 43 | \ |
| 44 | res = scnprintf(buf, buflen, fmt "\n", ##value); \ |
| 45 | return simple_read_from_buffer(userbuf, count, ppos, buf, res); \ |
| 46 | } \ |
| 47 | \ |
| 48 | static const struct file_operations name## _ops = { \ |
| 49 | .read = name## _read, \ |
Kalle Valo | 80301cd | 2009-06-12 14:17:39 +0300 | [diff] [blame] | 50 | .open = wl1251_open_file_generic, \ |
Arnd Bergmann | 2b18ab36 | 2010-07-06 19:05:31 +0200 | [diff] [blame] | 51 | .llseek = generic_file_llseek, \ |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 52 | }; |
| 53 | |
| 54 | #define DEBUGFS_ADD(name, parent) \ |
| 55 | wl->debugfs.name = debugfs_create_file(#name, 0400, parent, \ |
| 56 | wl, &name## _ops); \ |
| 57 | if (IS_ERR(wl->debugfs.name)) { \ |
| 58 | ret = PTR_ERR(wl->debugfs.name); \ |
| 59 | wl->debugfs.name = NULL; \ |
| 60 | goto out; \ |
| 61 | } |
| 62 | |
| 63 | #define DEBUGFS_DEL(name) \ |
| 64 | do { \ |
| 65 | debugfs_remove(wl->debugfs.name); \ |
| 66 | wl->debugfs.name = NULL; \ |
| 67 | } while (0) |
| 68 | |
| 69 | #define DEBUGFS_FWSTATS_FILE(sub, name, buflen, fmt) \ |
| 70 | static ssize_t sub## _ ##name## _read(struct file *file, \ |
| 71 | char __user *userbuf, \ |
| 72 | size_t count, loff_t *ppos) \ |
| 73 | { \ |
Kalle Valo | 80301cd | 2009-06-12 14:17:39 +0300 | [diff] [blame] | 74 | struct wl1251 *wl = file->private_data; \ |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 75 | char buf[buflen]; \ |
| 76 | int res; \ |
| 77 | \ |
Kalle Valo | 80301cd | 2009-06-12 14:17:39 +0300 | [diff] [blame] | 78 | wl1251_debugfs_update_stats(wl); \ |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 79 | \ |
| 80 | res = scnprintf(buf, buflen, fmt "\n", \ |
| 81 | wl->stats.fw_stats->sub.name); \ |
| 82 | return simple_read_from_buffer(userbuf, count, ppos, buf, res); \ |
| 83 | } \ |
| 84 | \ |
| 85 | static const struct file_operations sub## _ ##name## _ops = { \ |
| 86 | .read = sub## _ ##name## _read, \ |
Kalle Valo | 80301cd | 2009-06-12 14:17:39 +0300 | [diff] [blame] | 87 | .open = wl1251_open_file_generic, \ |
Arnd Bergmann | 2b18ab36 | 2010-07-06 19:05:31 +0200 | [diff] [blame] | 88 | .llseek = generic_file_llseek, \ |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 89 | }; |
| 90 | |
| 91 | #define DEBUGFS_FWSTATS_ADD(sub, name) \ |
| 92 | DEBUGFS_ADD(sub## _ ##name, wl->debugfs.fw_statistics) |
| 93 | |
| 94 | #define DEBUGFS_FWSTATS_DEL(sub, name) \ |
| 95 | DEBUGFS_DEL(sub## _ ##name) |
| 96 | |
Kalle Valo | 80301cd | 2009-06-12 14:17:39 +0300 | [diff] [blame] | 97 | static void wl1251_debugfs_update_stats(struct wl1251 *wl) |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 98 | { |
Kalle Valo | c5483b7 | 2009-06-12 14:16:32 +0300 | [diff] [blame] | 99 | int ret; |
| 100 | |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 101 | mutex_lock(&wl->mutex); |
| 102 | |
Kalle Valo | 80301cd | 2009-06-12 14:17:39 +0300 | [diff] [blame] | 103 | ret = wl1251_ps_elp_wakeup(wl); |
Kalle Valo | c5483b7 | 2009-06-12 14:16:32 +0300 | [diff] [blame] | 104 | if (ret < 0) |
| 105 | goto out; |
Kalle Valo | 01d9cfb | 2009-06-12 14:16:26 +0300 | [diff] [blame] | 106 | |
Kalle Valo | 80301cd | 2009-06-12 14:17:39 +0300 | [diff] [blame] | 107 | if (wl->state == WL1251_STATE_ON && |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 108 | time_after(jiffies, wl->stats.fw_stats_update + |
Kalle Valo | 80301cd | 2009-06-12 14:17:39 +0300 | [diff] [blame] | 109 | msecs_to_jiffies(WL1251_DEBUGFS_STATS_LIFETIME))) { |
| 110 | wl1251_acx_statistics(wl, wl->stats.fw_stats); |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 111 | wl->stats.fw_stats_update = jiffies; |
| 112 | } |
| 113 | |
Kalle Valo | 80301cd | 2009-06-12 14:17:39 +0300 | [diff] [blame] | 114 | wl1251_ps_elp_sleep(wl); |
Kalle Valo | 01d9cfb | 2009-06-12 14:16:26 +0300 | [diff] [blame] | 115 | |
Kalle Valo | c5483b7 | 2009-06-12 14:16:32 +0300 | [diff] [blame] | 116 | out: |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 117 | mutex_unlock(&wl->mutex); |
| 118 | } |
| 119 | |
Kalle Valo | 80301cd | 2009-06-12 14:17:39 +0300 | [diff] [blame] | 120 | static int wl1251_open_file_generic(struct inode *inode, struct file *file) |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 121 | { |
| 122 | file->private_data = inode->i_private; |
| 123 | return 0; |
| 124 | } |
| 125 | |
| 126 | DEBUGFS_FWSTATS_FILE(tx, internal_desc_overflow, 20, "%u"); |
| 127 | |
| 128 | DEBUGFS_FWSTATS_FILE(rx, out_of_mem, 20, "%u"); |
| 129 | DEBUGFS_FWSTATS_FILE(rx, hdr_overflow, 20, "%u"); |
| 130 | DEBUGFS_FWSTATS_FILE(rx, hw_stuck, 20, "%u"); |
| 131 | DEBUGFS_FWSTATS_FILE(rx, dropped, 20, "%u"); |
| 132 | DEBUGFS_FWSTATS_FILE(rx, fcs_err, 20, "%u"); |
| 133 | DEBUGFS_FWSTATS_FILE(rx, xfr_hint_trig, 20, "%u"); |
| 134 | DEBUGFS_FWSTATS_FILE(rx, path_reset, 20, "%u"); |
| 135 | DEBUGFS_FWSTATS_FILE(rx, reset_counter, 20, "%u"); |
| 136 | |
| 137 | DEBUGFS_FWSTATS_FILE(dma, rx_requested, 20, "%u"); |
| 138 | DEBUGFS_FWSTATS_FILE(dma, rx_errors, 20, "%u"); |
| 139 | DEBUGFS_FWSTATS_FILE(dma, tx_requested, 20, "%u"); |
| 140 | DEBUGFS_FWSTATS_FILE(dma, tx_errors, 20, "%u"); |
| 141 | |
| 142 | DEBUGFS_FWSTATS_FILE(isr, cmd_cmplt, 20, "%u"); |
| 143 | DEBUGFS_FWSTATS_FILE(isr, fiqs, 20, "%u"); |
| 144 | DEBUGFS_FWSTATS_FILE(isr, rx_headers, 20, "%u"); |
| 145 | DEBUGFS_FWSTATS_FILE(isr, rx_mem_overflow, 20, "%u"); |
| 146 | DEBUGFS_FWSTATS_FILE(isr, rx_rdys, 20, "%u"); |
| 147 | DEBUGFS_FWSTATS_FILE(isr, irqs, 20, "%u"); |
| 148 | DEBUGFS_FWSTATS_FILE(isr, tx_procs, 20, "%u"); |
| 149 | DEBUGFS_FWSTATS_FILE(isr, decrypt_done, 20, "%u"); |
| 150 | DEBUGFS_FWSTATS_FILE(isr, dma0_done, 20, "%u"); |
| 151 | DEBUGFS_FWSTATS_FILE(isr, dma1_done, 20, "%u"); |
| 152 | DEBUGFS_FWSTATS_FILE(isr, tx_exch_complete, 20, "%u"); |
| 153 | DEBUGFS_FWSTATS_FILE(isr, commands, 20, "%u"); |
| 154 | DEBUGFS_FWSTATS_FILE(isr, rx_procs, 20, "%u"); |
| 155 | DEBUGFS_FWSTATS_FILE(isr, hw_pm_mode_changes, 20, "%u"); |
| 156 | DEBUGFS_FWSTATS_FILE(isr, host_acknowledges, 20, "%u"); |
| 157 | DEBUGFS_FWSTATS_FILE(isr, pci_pm, 20, "%u"); |
| 158 | DEBUGFS_FWSTATS_FILE(isr, wakeups, 20, "%u"); |
| 159 | DEBUGFS_FWSTATS_FILE(isr, low_rssi, 20, "%u"); |
| 160 | |
| 161 | DEBUGFS_FWSTATS_FILE(wep, addr_key_count, 20, "%u"); |
| 162 | DEBUGFS_FWSTATS_FILE(wep, default_key_count, 20, "%u"); |
| 163 | /* skipping wep.reserved */ |
| 164 | DEBUGFS_FWSTATS_FILE(wep, key_not_found, 20, "%u"); |
| 165 | DEBUGFS_FWSTATS_FILE(wep, decrypt_fail, 20, "%u"); |
| 166 | DEBUGFS_FWSTATS_FILE(wep, packets, 20, "%u"); |
| 167 | DEBUGFS_FWSTATS_FILE(wep, interrupt, 20, "%u"); |
| 168 | |
| 169 | DEBUGFS_FWSTATS_FILE(pwr, ps_enter, 20, "%u"); |
| 170 | DEBUGFS_FWSTATS_FILE(pwr, elp_enter, 20, "%u"); |
| 171 | DEBUGFS_FWSTATS_FILE(pwr, missing_bcns, 20, "%u"); |
| 172 | DEBUGFS_FWSTATS_FILE(pwr, wake_on_host, 20, "%u"); |
| 173 | DEBUGFS_FWSTATS_FILE(pwr, wake_on_timer_exp, 20, "%u"); |
| 174 | DEBUGFS_FWSTATS_FILE(pwr, tx_with_ps, 20, "%u"); |
| 175 | DEBUGFS_FWSTATS_FILE(pwr, tx_without_ps, 20, "%u"); |
| 176 | DEBUGFS_FWSTATS_FILE(pwr, rcvd_beacons, 20, "%u"); |
| 177 | DEBUGFS_FWSTATS_FILE(pwr, power_save_off, 20, "%u"); |
| 178 | DEBUGFS_FWSTATS_FILE(pwr, enable_ps, 20, "%u"); |
| 179 | DEBUGFS_FWSTATS_FILE(pwr, disable_ps, 20, "%u"); |
| 180 | DEBUGFS_FWSTATS_FILE(pwr, fix_tsf_ps, 20, "%u"); |
| 181 | /* skipping cont_miss_bcns_spread for now */ |
| 182 | DEBUGFS_FWSTATS_FILE(pwr, rcvd_awake_beacons, 20, "%u"); |
| 183 | |
| 184 | DEBUGFS_FWSTATS_FILE(mic, rx_pkts, 20, "%u"); |
| 185 | DEBUGFS_FWSTATS_FILE(mic, calc_failure, 20, "%u"); |
| 186 | |
| 187 | DEBUGFS_FWSTATS_FILE(aes, encrypt_fail, 20, "%u"); |
| 188 | DEBUGFS_FWSTATS_FILE(aes, decrypt_fail, 20, "%u"); |
| 189 | DEBUGFS_FWSTATS_FILE(aes, encrypt_packets, 20, "%u"); |
| 190 | DEBUGFS_FWSTATS_FILE(aes, decrypt_packets, 20, "%u"); |
| 191 | DEBUGFS_FWSTATS_FILE(aes, encrypt_interrupt, 20, "%u"); |
| 192 | DEBUGFS_FWSTATS_FILE(aes, decrypt_interrupt, 20, "%u"); |
| 193 | |
| 194 | DEBUGFS_FWSTATS_FILE(event, heart_beat, 20, "%u"); |
| 195 | DEBUGFS_FWSTATS_FILE(event, calibration, 20, "%u"); |
| 196 | DEBUGFS_FWSTATS_FILE(event, rx_mismatch, 20, "%u"); |
| 197 | DEBUGFS_FWSTATS_FILE(event, rx_mem_empty, 20, "%u"); |
| 198 | DEBUGFS_FWSTATS_FILE(event, rx_pool, 20, "%u"); |
| 199 | DEBUGFS_FWSTATS_FILE(event, oom_late, 20, "%u"); |
| 200 | DEBUGFS_FWSTATS_FILE(event, phy_transmit_error, 20, "%u"); |
| 201 | DEBUGFS_FWSTATS_FILE(event, tx_stuck, 20, "%u"); |
| 202 | |
| 203 | DEBUGFS_FWSTATS_FILE(ps, pspoll_timeouts, 20, "%u"); |
| 204 | DEBUGFS_FWSTATS_FILE(ps, upsd_timeouts, 20, "%u"); |
| 205 | DEBUGFS_FWSTATS_FILE(ps, upsd_max_sptime, 20, "%u"); |
| 206 | DEBUGFS_FWSTATS_FILE(ps, upsd_max_apturn, 20, "%u"); |
| 207 | DEBUGFS_FWSTATS_FILE(ps, pspoll_max_apturn, 20, "%u"); |
| 208 | DEBUGFS_FWSTATS_FILE(ps, pspoll_utilization, 20, "%u"); |
| 209 | DEBUGFS_FWSTATS_FILE(ps, upsd_utilization, 20, "%u"); |
| 210 | |
| 211 | DEBUGFS_FWSTATS_FILE(rxpipe, rx_prep_beacon_drop, 20, "%u"); |
| 212 | DEBUGFS_FWSTATS_FILE(rxpipe, descr_host_int_trig_rx_data, 20, "%u"); |
| 213 | DEBUGFS_FWSTATS_FILE(rxpipe, beacon_buffer_thres_host_int_trig_rx_data, |
| 214 | 20, "%u"); |
| 215 | DEBUGFS_FWSTATS_FILE(rxpipe, missed_beacon_host_int_trig_rx_data, 20, "%u"); |
| 216 | DEBUGFS_FWSTATS_FILE(rxpipe, tx_xfr_host_int_trig_rx_data, 20, "%u"); |
| 217 | |
| 218 | DEBUGFS_READONLY_FILE(retry_count, 20, "%u", wl->stats.retry_count); |
| 219 | DEBUGFS_READONLY_FILE(excessive_retries, 20, "%u", |
| 220 | wl->stats.excessive_retries); |
| 221 | |
| 222 | static ssize_t tx_queue_len_read(struct file *file, char __user *userbuf, |
| 223 | size_t count, loff_t *ppos) |
| 224 | { |
Kalle Valo | 80301cd | 2009-06-12 14:17:39 +0300 | [diff] [blame] | 225 | struct wl1251 *wl = file->private_data; |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 226 | u32 queue_len; |
| 227 | char buf[20]; |
| 228 | int res; |
| 229 | |
| 230 | queue_len = skb_queue_len(&wl->tx_queue); |
| 231 | |
| 232 | res = scnprintf(buf, sizeof(buf), "%u\n", queue_len); |
| 233 | return simple_read_from_buffer(userbuf, count, ppos, buf, res); |
| 234 | } |
| 235 | |
| 236 | static const struct file_operations tx_queue_len_ops = { |
| 237 | .read = tx_queue_len_read, |
Kalle Valo | 80301cd | 2009-06-12 14:17:39 +0300 | [diff] [blame] | 238 | .open = wl1251_open_file_generic, |
Arnd Bergmann | 6038f37 | 2010-08-15 18:52:59 +0200 | [diff] [blame] | 239 | .llseek = generic_file_llseek, |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 240 | }; |
| 241 | |
Kalle Valo | b7339b1 | 2009-11-30 10:17:38 +0200 | [diff] [blame] | 242 | static ssize_t tx_queue_status_read(struct file *file, char __user *userbuf, |
| 243 | size_t count, loff_t *ppos) |
| 244 | { |
| 245 | struct wl1251 *wl = file->private_data; |
| 246 | char buf[3], status; |
| 247 | int len; |
| 248 | |
| 249 | if (wl->tx_queue_stopped) |
| 250 | status = 's'; |
| 251 | else |
| 252 | status = 'r'; |
| 253 | |
| 254 | len = scnprintf(buf, sizeof(buf), "%c\n", status); |
| 255 | return simple_read_from_buffer(userbuf, count, ppos, buf, len); |
| 256 | } |
| 257 | |
| 258 | static const struct file_operations tx_queue_status_ops = { |
| 259 | .read = tx_queue_status_read, |
| 260 | .open = wl1251_open_file_generic, |
Arnd Bergmann | 6038f37 | 2010-08-15 18:52:59 +0200 | [diff] [blame] | 261 | .llseek = generic_file_llseek, |
Kalle Valo | b7339b1 | 2009-11-30 10:17:38 +0200 | [diff] [blame] | 262 | }; |
| 263 | |
Kalle Valo | 80301cd | 2009-06-12 14:17:39 +0300 | [diff] [blame] | 264 | static void wl1251_debugfs_delete_files(struct wl1251 *wl) |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 265 | { |
| 266 | DEBUGFS_FWSTATS_DEL(tx, internal_desc_overflow); |
| 267 | |
| 268 | DEBUGFS_FWSTATS_DEL(rx, out_of_mem); |
| 269 | DEBUGFS_FWSTATS_DEL(rx, hdr_overflow); |
| 270 | DEBUGFS_FWSTATS_DEL(rx, hw_stuck); |
| 271 | DEBUGFS_FWSTATS_DEL(rx, dropped); |
| 272 | DEBUGFS_FWSTATS_DEL(rx, fcs_err); |
| 273 | DEBUGFS_FWSTATS_DEL(rx, xfr_hint_trig); |
| 274 | DEBUGFS_FWSTATS_DEL(rx, path_reset); |
| 275 | DEBUGFS_FWSTATS_DEL(rx, reset_counter); |
| 276 | |
| 277 | DEBUGFS_FWSTATS_DEL(dma, rx_requested); |
| 278 | DEBUGFS_FWSTATS_DEL(dma, rx_errors); |
| 279 | DEBUGFS_FWSTATS_DEL(dma, tx_requested); |
| 280 | DEBUGFS_FWSTATS_DEL(dma, tx_errors); |
| 281 | |
| 282 | DEBUGFS_FWSTATS_DEL(isr, cmd_cmplt); |
| 283 | DEBUGFS_FWSTATS_DEL(isr, fiqs); |
| 284 | DEBUGFS_FWSTATS_DEL(isr, rx_headers); |
| 285 | DEBUGFS_FWSTATS_DEL(isr, rx_mem_overflow); |
| 286 | DEBUGFS_FWSTATS_DEL(isr, rx_rdys); |
| 287 | DEBUGFS_FWSTATS_DEL(isr, irqs); |
| 288 | DEBUGFS_FWSTATS_DEL(isr, tx_procs); |
| 289 | DEBUGFS_FWSTATS_DEL(isr, decrypt_done); |
| 290 | DEBUGFS_FWSTATS_DEL(isr, dma0_done); |
| 291 | DEBUGFS_FWSTATS_DEL(isr, dma1_done); |
| 292 | DEBUGFS_FWSTATS_DEL(isr, tx_exch_complete); |
| 293 | DEBUGFS_FWSTATS_DEL(isr, commands); |
| 294 | DEBUGFS_FWSTATS_DEL(isr, rx_procs); |
| 295 | DEBUGFS_FWSTATS_DEL(isr, hw_pm_mode_changes); |
| 296 | DEBUGFS_FWSTATS_DEL(isr, host_acknowledges); |
| 297 | DEBUGFS_FWSTATS_DEL(isr, pci_pm); |
| 298 | DEBUGFS_FWSTATS_DEL(isr, wakeups); |
| 299 | DEBUGFS_FWSTATS_DEL(isr, low_rssi); |
| 300 | |
| 301 | DEBUGFS_FWSTATS_DEL(wep, addr_key_count); |
| 302 | DEBUGFS_FWSTATS_DEL(wep, default_key_count); |
| 303 | /* skipping wep.reserved */ |
| 304 | DEBUGFS_FWSTATS_DEL(wep, key_not_found); |
| 305 | DEBUGFS_FWSTATS_DEL(wep, decrypt_fail); |
| 306 | DEBUGFS_FWSTATS_DEL(wep, packets); |
| 307 | DEBUGFS_FWSTATS_DEL(wep, interrupt); |
| 308 | |
| 309 | DEBUGFS_FWSTATS_DEL(pwr, ps_enter); |
| 310 | DEBUGFS_FWSTATS_DEL(pwr, elp_enter); |
| 311 | DEBUGFS_FWSTATS_DEL(pwr, missing_bcns); |
| 312 | DEBUGFS_FWSTATS_DEL(pwr, wake_on_host); |
| 313 | DEBUGFS_FWSTATS_DEL(pwr, wake_on_timer_exp); |
| 314 | DEBUGFS_FWSTATS_DEL(pwr, tx_with_ps); |
| 315 | DEBUGFS_FWSTATS_DEL(pwr, tx_without_ps); |
| 316 | DEBUGFS_FWSTATS_DEL(pwr, rcvd_beacons); |
| 317 | DEBUGFS_FWSTATS_DEL(pwr, power_save_off); |
| 318 | DEBUGFS_FWSTATS_DEL(pwr, enable_ps); |
| 319 | DEBUGFS_FWSTATS_DEL(pwr, disable_ps); |
| 320 | DEBUGFS_FWSTATS_DEL(pwr, fix_tsf_ps); |
| 321 | /* skipping cont_miss_bcns_spread for now */ |
| 322 | DEBUGFS_FWSTATS_DEL(pwr, rcvd_awake_beacons); |
| 323 | |
| 324 | DEBUGFS_FWSTATS_DEL(mic, rx_pkts); |
| 325 | DEBUGFS_FWSTATS_DEL(mic, calc_failure); |
| 326 | |
| 327 | DEBUGFS_FWSTATS_DEL(aes, encrypt_fail); |
| 328 | DEBUGFS_FWSTATS_DEL(aes, decrypt_fail); |
| 329 | DEBUGFS_FWSTATS_DEL(aes, encrypt_packets); |
| 330 | DEBUGFS_FWSTATS_DEL(aes, decrypt_packets); |
| 331 | DEBUGFS_FWSTATS_DEL(aes, encrypt_interrupt); |
| 332 | DEBUGFS_FWSTATS_DEL(aes, decrypt_interrupt); |
| 333 | |
| 334 | DEBUGFS_FWSTATS_DEL(event, heart_beat); |
| 335 | DEBUGFS_FWSTATS_DEL(event, calibration); |
| 336 | DEBUGFS_FWSTATS_DEL(event, rx_mismatch); |
| 337 | DEBUGFS_FWSTATS_DEL(event, rx_mem_empty); |
| 338 | DEBUGFS_FWSTATS_DEL(event, rx_pool); |
| 339 | DEBUGFS_FWSTATS_DEL(event, oom_late); |
| 340 | DEBUGFS_FWSTATS_DEL(event, phy_transmit_error); |
| 341 | DEBUGFS_FWSTATS_DEL(event, tx_stuck); |
| 342 | |
| 343 | DEBUGFS_FWSTATS_DEL(ps, pspoll_timeouts); |
| 344 | DEBUGFS_FWSTATS_DEL(ps, upsd_timeouts); |
| 345 | DEBUGFS_FWSTATS_DEL(ps, upsd_max_sptime); |
| 346 | DEBUGFS_FWSTATS_DEL(ps, upsd_max_apturn); |
| 347 | DEBUGFS_FWSTATS_DEL(ps, pspoll_max_apturn); |
| 348 | DEBUGFS_FWSTATS_DEL(ps, pspoll_utilization); |
| 349 | DEBUGFS_FWSTATS_DEL(ps, upsd_utilization); |
| 350 | |
| 351 | DEBUGFS_FWSTATS_DEL(rxpipe, rx_prep_beacon_drop); |
| 352 | DEBUGFS_FWSTATS_DEL(rxpipe, descr_host_int_trig_rx_data); |
| 353 | DEBUGFS_FWSTATS_DEL(rxpipe, beacon_buffer_thres_host_int_trig_rx_data); |
| 354 | DEBUGFS_FWSTATS_DEL(rxpipe, missed_beacon_host_int_trig_rx_data); |
| 355 | DEBUGFS_FWSTATS_DEL(rxpipe, tx_xfr_host_int_trig_rx_data); |
| 356 | |
| 357 | DEBUGFS_DEL(tx_queue_len); |
Kalle Valo | b7339b1 | 2009-11-30 10:17:38 +0200 | [diff] [blame] | 358 | DEBUGFS_DEL(tx_queue_status); |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 359 | DEBUGFS_DEL(retry_count); |
| 360 | DEBUGFS_DEL(excessive_retries); |
| 361 | } |
| 362 | |
Kalle Valo | 80301cd | 2009-06-12 14:17:39 +0300 | [diff] [blame] | 363 | static int wl1251_debugfs_add_files(struct wl1251 *wl) |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 364 | { |
| 365 | int ret = 0; |
| 366 | |
| 367 | DEBUGFS_FWSTATS_ADD(tx, internal_desc_overflow); |
| 368 | |
| 369 | DEBUGFS_FWSTATS_ADD(rx, out_of_mem); |
| 370 | DEBUGFS_FWSTATS_ADD(rx, hdr_overflow); |
| 371 | DEBUGFS_FWSTATS_ADD(rx, hw_stuck); |
| 372 | DEBUGFS_FWSTATS_ADD(rx, dropped); |
| 373 | DEBUGFS_FWSTATS_ADD(rx, fcs_err); |
| 374 | DEBUGFS_FWSTATS_ADD(rx, xfr_hint_trig); |
| 375 | DEBUGFS_FWSTATS_ADD(rx, path_reset); |
| 376 | DEBUGFS_FWSTATS_ADD(rx, reset_counter); |
| 377 | |
| 378 | DEBUGFS_FWSTATS_ADD(dma, rx_requested); |
| 379 | DEBUGFS_FWSTATS_ADD(dma, rx_errors); |
| 380 | DEBUGFS_FWSTATS_ADD(dma, tx_requested); |
| 381 | DEBUGFS_FWSTATS_ADD(dma, tx_errors); |
| 382 | |
| 383 | DEBUGFS_FWSTATS_ADD(isr, cmd_cmplt); |
| 384 | DEBUGFS_FWSTATS_ADD(isr, fiqs); |
| 385 | DEBUGFS_FWSTATS_ADD(isr, rx_headers); |
| 386 | DEBUGFS_FWSTATS_ADD(isr, rx_mem_overflow); |
| 387 | DEBUGFS_FWSTATS_ADD(isr, rx_rdys); |
| 388 | DEBUGFS_FWSTATS_ADD(isr, irqs); |
| 389 | DEBUGFS_FWSTATS_ADD(isr, tx_procs); |
| 390 | DEBUGFS_FWSTATS_ADD(isr, decrypt_done); |
| 391 | DEBUGFS_FWSTATS_ADD(isr, dma0_done); |
| 392 | DEBUGFS_FWSTATS_ADD(isr, dma1_done); |
| 393 | DEBUGFS_FWSTATS_ADD(isr, tx_exch_complete); |
| 394 | DEBUGFS_FWSTATS_ADD(isr, commands); |
| 395 | DEBUGFS_FWSTATS_ADD(isr, rx_procs); |
| 396 | DEBUGFS_FWSTATS_ADD(isr, hw_pm_mode_changes); |
| 397 | DEBUGFS_FWSTATS_ADD(isr, host_acknowledges); |
| 398 | DEBUGFS_FWSTATS_ADD(isr, pci_pm); |
| 399 | DEBUGFS_FWSTATS_ADD(isr, wakeups); |
| 400 | DEBUGFS_FWSTATS_ADD(isr, low_rssi); |
| 401 | |
| 402 | DEBUGFS_FWSTATS_ADD(wep, addr_key_count); |
| 403 | DEBUGFS_FWSTATS_ADD(wep, default_key_count); |
| 404 | /* skipping wep.reserved */ |
| 405 | DEBUGFS_FWSTATS_ADD(wep, key_not_found); |
| 406 | DEBUGFS_FWSTATS_ADD(wep, decrypt_fail); |
| 407 | DEBUGFS_FWSTATS_ADD(wep, packets); |
| 408 | DEBUGFS_FWSTATS_ADD(wep, interrupt); |
| 409 | |
| 410 | DEBUGFS_FWSTATS_ADD(pwr, ps_enter); |
| 411 | DEBUGFS_FWSTATS_ADD(pwr, elp_enter); |
| 412 | DEBUGFS_FWSTATS_ADD(pwr, missing_bcns); |
| 413 | DEBUGFS_FWSTATS_ADD(pwr, wake_on_host); |
| 414 | DEBUGFS_FWSTATS_ADD(pwr, wake_on_timer_exp); |
| 415 | DEBUGFS_FWSTATS_ADD(pwr, tx_with_ps); |
| 416 | DEBUGFS_FWSTATS_ADD(pwr, tx_without_ps); |
| 417 | DEBUGFS_FWSTATS_ADD(pwr, rcvd_beacons); |
| 418 | DEBUGFS_FWSTATS_ADD(pwr, power_save_off); |
| 419 | DEBUGFS_FWSTATS_ADD(pwr, enable_ps); |
| 420 | DEBUGFS_FWSTATS_ADD(pwr, disable_ps); |
| 421 | DEBUGFS_FWSTATS_ADD(pwr, fix_tsf_ps); |
| 422 | /* skipping cont_miss_bcns_spread for now */ |
| 423 | DEBUGFS_FWSTATS_ADD(pwr, rcvd_awake_beacons); |
| 424 | |
| 425 | DEBUGFS_FWSTATS_ADD(mic, rx_pkts); |
| 426 | DEBUGFS_FWSTATS_ADD(mic, calc_failure); |
| 427 | |
| 428 | DEBUGFS_FWSTATS_ADD(aes, encrypt_fail); |
| 429 | DEBUGFS_FWSTATS_ADD(aes, decrypt_fail); |
| 430 | DEBUGFS_FWSTATS_ADD(aes, encrypt_packets); |
| 431 | DEBUGFS_FWSTATS_ADD(aes, decrypt_packets); |
| 432 | DEBUGFS_FWSTATS_ADD(aes, encrypt_interrupt); |
| 433 | DEBUGFS_FWSTATS_ADD(aes, decrypt_interrupt); |
| 434 | |
| 435 | DEBUGFS_FWSTATS_ADD(event, heart_beat); |
| 436 | DEBUGFS_FWSTATS_ADD(event, calibration); |
| 437 | DEBUGFS_FWSTATS_ADD(event, rx_mismatch); |
| 438 | DEBUGFS_FWSTATS_ADD(event, rx_mem_empty); |
| 439 | DEBUGFS_FWSTATS_ADD(event, rx_pool); |
| 440 | DEBUGFS_FWSTATS_ADD(event, oom_late); |
| 441 | DEBUGFS_FWSTATS_ADD(event, phy_transmit_error); |
| 442 | DEBUGFS_FWSTATS_ADD(event, tx_stuck); |
| 443 | |
| 444 | DEBUGFS_FWSTATS_ADD(ps, pspoll_timeouts); |
| 445 | DEBUGFS_FWSTATS_ADD(ps, upsd_timeouts); |
| 446 | DEBUGFS_FWSTATS_ADD(ps, upsd_max_sptime); |
| 447 | DEBUGFS_FWSTATS_ADD(ps, upsd_max_apturn); |
| 448 | DEBUGFS_FWSTATS_ADD(ps, pspoll_max_apturn); |
| 449 | DEBUGFS_FWSTATS_ADD(ps, pspoll_utilization); |
| 450 | DEBUGFS_FWSTATS_ADD(ps, upsd_utilization); |
| 451 | |
| 452 | DEBUGFS_FWSTATS_ADD(rxpipe, rx_prep_beacon_drop); |
| 453 | DEBUGFS_FWSTATS_ADD(rxpipe, descr_host_int_trig_rx_data); |
| 454 | DEBUGFS_FWSTATS_ADD(rxpipe, beacon_buffer_thres_host_int_trig_rx_data); |
| 455 | DEBUGFS_FWSTATS_ADD(rxpipe, missed_beacon_host_int_trig_rx_data); |
| 456 | DEBUGFS_FWSTATS_ADD(rxpipe, tx_xfr_host_int_trig_rx_data); |
| 457 | |
| 458 | DEBUGFS_ADD(tx_queue_len, wl->debugfs.rootdir); |
Kalle Valo | b7339b1 | 2009-11-30 10:17:38 +0200 | [diff] [blame] | 459 | DEBUGFS_ADD(tx_queue_status, wl->debugfs.rootdir); |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 460 | DEBUGFS_ADD(retry_count, wl->debugfs.rootdir); |
| 461 | DEBUGFS_ADD(excessive_retries, wl->debugfs.rootdir); |
| 462 | |
| 463 | out: |
| 464 | if (ret < 0) |
Kalle Valo | 80301cd | 2009-06-12 14:17:39 +0300 | [diff] [blame] | 465 | wl1251_debugfs_delete_files(wl); |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 466 | |
| 467 | return ret; |
| 468 | } |
| 469 | |
Kalle Valo | 80301cd | 2009-06-12 14:17:39 +0300 | [diff] [blame] | 470 | void wl1251_debugfs_reset(struct wl1251 *wl) |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 471 | { |
Grazvydas Ignotas | 3f60ebc | 2010-03-11 17:45:26 +0200 | [diff] [blame] | 472 | if (wl->stats.fw_stats != NULL) |
| 473 | memset(wl->stats.fw_stats, 0, sizeof(*wl->stats.fw_stats)); |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 474 | wl->stats.retry_count = 0; |
| 475 | wl->stats.excessive_retries = 0; |
| 476 | } |
| 477 | |
Kalle Valo | 80301cd | 2009-06-12 14:17:39 +0300 | [diff] [blame] | 478 | int wl1251_debugfs_init(struct wl1251 *wl) |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 479 | { |
| 480 | int ret; |
| 481 | |
| 482 | wl->debugfs.rootdir = debugfs_create_dir(KBUILD_MODNAME, NULL); |
| 483 | |
| 484 | if (IS_ERR(wl->debugfs.rootdir)) { |
| 485 | ret = PTR_ERR(wl->debugfs.rootdir); |
| 486 | wl->debugfs.rootdir = NULL; |
| 487 | goto err; |
| 488 | } |
| 489 | |
| 490 | wl->debugfs.fw_statistics = debugfs_create_dir("fw-statistics", |
| 491 | wl->debugfs.rootdir); |
| 492 | |
| 493 | if (IS_ERR(wl->debugfs.fw_statistics)) { |
| 494 | ret = PTR_ERR(wl->debugfs.fw_statistics); |
| 495 | wl->debugfs.fw_statistics = NULL; |
| 496 | goto err_root; |
| 497 | } |
| 498 | |
| 499 | wl->stats.fw_stats = kzalloc(sizeof(*wl->stats.fw_stats), |
| 500 | GFP_KERNEL); |
| 501 | |
| 502 | if (!wl->stats.fw_stats) { |
| 503 | ret = -ENOMEM; |
| 504 | goto err_fw; |
| 505 | } |
| 506 | |
| 507 | wl->stats.fw_stats_update = jiffies; |
| 508 | |
Kalle Valo | 80301cd | 2009-06-12 14:17:39 +0300 | [diff] [blame] | 509 | ret = wl1251_debugfs_add_files(wl); |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 510 | |
| 511 | if (ret < 0) |
| 512 | goto err_file; |
| 513 | |
| 514 | return 0; |
| 515 | |
| 516 | err_file: |
| 517 | kfree(wl->stats.fw_stats); |
| 518 | wl->stats.fw_stats = NULL; |
| 519 | |
| 520 | err_fw: |
| 521 | debugfs_remove(wl->debugfs.fw_statistics); |
| 522 | wl->debugfs.fw_statistics = NULL; |
| 523 | |
| 524 | err_root: |
| 525 | debugfs_remove(wl->debugfs.rootdir); |
| 526 | wl->debugfs.rootdir = NULL; |
| 527 | |
| 528 | err: |
| 529 | return ret; |
| 530 | } |
| 531 | |
Kalle Valo | 80301cd | 2009-06-12 14:17:39 +0300 | [diff] [blame] | 532 | void wl1251_debugfs_exit(struct wl1251 *wl) |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 533 | { |
Kalle Valo | 80301cd | 2009-06-12 14:17:39 +0300 | [diff] [blame] | 534 | wl1251_debugfs_delete_files(wl); |
Kalle Valo | 2f01a1f | 2009-04-29 23:33:31 +0300 | [diff] [blame] | 535 | |
| 536 | kfree(wl->stats.fw_stats); |
| 537 | wl->stats.fw_stats = NULL; |
| 538 | |
| 539 | debugfs_remove(wl->debugfs.fw_statistics); |
| 540 | wl->debugfs.fw_statistics = NULL; |
| 541 | |
| 542 | debugfs_remove(wl->debugfs.rootdir); |
| 543 | wl->debugfs.rootdir = NULL; |
| 544 | |
| 545 | } |