Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 1 | /****************************************************************************** |
| 2 | * |
| 3 | * GPL LICENSE SUMMARY |
| 4 | * |
Reinette Chatre | 1f44780 | 2010-01-15 13:43:41 -0800 | [diff] [blame] | 5 | * Copyright(c) 2008 - 2010 Intel Corporation. All rights reserved. |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 6 | * |
| 7 | * This program is free software; you can redistribute it and/or modify |
| 8 | * it under the terms of version 2 of the GNU General Public License as |
| 9 | * published by the Free Software Foundation. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, but |
| 12 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 14 | * General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, |
| 19 | * USA |
| 20 | * |
| 21 | * The full GNU General Public License is included in this distribution |
| 22 | * in the file called LICENSE.GPL. |
| 23 | * |
| 24 | * Contact Information: |
Winkler, Tomas | 759ef89 | 2008-12-09 11:28:58 -0800 | [diff] [blame] | 25 | * Intel Linux Wireless <ilw@linux.intel.com> |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 26 | * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 |
| 27 | *****************************************************************************/ |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 28 | #include <linux/ieee80211.h> |
| 29 | #include <net/mac80211.h> |
| 30 | |
| 31 | |
Tomas Winkler | 3e0d4cb | 2008-04-24 11:55:38 -0700 | [diff] [blame] | 32 | #include "iwl-dev.h" |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 33 | #include "iwl-debug.h" |
Tomas Winkler | fee1247 | 2008-04-03 16:05:21 -0700 | [diff] [blame] | 34 | #include "iwl-core.h" |
Tomas Winkler | 3395f6e | 2008-03-25 16:33:37 -0700 | [diff] [blame] | 35 | #include "iwl-io.h" |
Wey-Yi Guy | 5225935 | 2009-08-07 15:41:43 -0700 | [diff] [blame] | 36 | #include "iwl-calib.h" |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 37 | |
| 38 | /* create and remove of files */ |
Johannes Berg | 4c84a8f | 2010-01-22 14:22:54 -0800 | [diff] [blame] | 39 | #define DEBUGFS_ADD_FILE(name, parent, mode) do { \ |
| 40 | if (!debugfs_create_file(#name, mode, parent, priv, \ |
| 41 | &iwl_dbgfs_##name##_ops)) \ |
| 42 | goto err; \ |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 43 | } while (0) |
| 44 | |
Johannes Berg | 4c84a8f | 2010-01-22 14:22:54 -0800 | [diff] [blame] | 45 | #define DEBUGFS_ADD_BOOL(name, parent, ptr) do { \ |
| 46 | struct dentry *__tmp; \ |
| 47 | __tmp = debugfs_create_bool(#name, S_IWUSR | S_IRUSR, \ |
| 48 | parent, ptr); \ |
| 49 | if (IS_ERR(__tmp) || !__tmp) \ |
| 50 | goto err; \ |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 51 | } while (0) |
| 52 | |
Johannes Berg | 4c84a8f | 2010-01-22 14:22:54 -0800 | [diff] [blame] | 53 | #define DEBUGFS_ADD_X32(name, parent, ptr) do { \ |
| 54 | struct dentry *__tmp; \ |
| 55 | __tmp = debugfs_create_x32(#name, S_IWUSR | S_IRUSR, \ |
| 56 | parent, ptr); \ |
| 57 | if (IS_ERR(__tmp) || !__tmp) \ |
| 58 | goto err; \ |
Tomas Winkler | 445c2df | 2008-05-15 13:54:16 +0800 | [diff] [blame] | 59 | } while (0) |
| 60 | |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 61 | /* file operation */ |
| 62 | #define DEBUGFS_READ_FUNC(name) \ |
| 63 | static ssize_t iwl_dbgfs_##name##_read(struct file *file, \ |
| 64 | char __user *user_buf, \ |
| 65 | size_t count, loff_t *ppos); |
| 66 | |
| 67 | #define DEBUGFS_WRITE_FUNC(name) \ |
| 68 | static ssize_t iwl_dbgfs_##name##_write(struct file *file, \ |
| 69 | const char __user *user_buf, \ |
| 70 | size_t count, loff_t *ppos); |
| 71 | |
| 72 | |
| 73 | static int iwl_dbgfs_open_file_generic(struct inode *inode, struct file *file) |
| 74 | { |
| 75 | file->private_data = inode->i_private; |
| 76 | return 0; |
| 77 | } |
| 78 | |
| 79 | #define DEBUGFS_READ_FILE_OPS(name) \ |
| 80 | DEBUGFS_READ_FUNC(name); \ |
| 81 | static const struct file_operations iwl_dbgfs_##name##_ops = { \ |
| 82 | .read = iwl_dbgfs_##name##_read, \ |
| 83 | .open = iwl_dbgfs_open_file_generic, \ |
| 84 | }; |
| 85 | |
Ester Kummer | 189a2b5 | 2008-05-15 13:54:18 +0800 | [diff] [blame] | 86 | #define DEBUGFS_WRITE_FILE_OPS(name) \ |
| 87 | DEBUGFS_WRITE_FUNC(name); \ |
| 88 | static const struct file_operations iwl_dbgfs_##name##_ops = { \ |
| 89 | .write = iwl_dbgfs_##name##_write, \ |
| 90 | .open = iwl_dbgfs_open_file_generic, \ |
| 91 | }; |
| 92 | |
| 93 | |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 94 | #define DEBUGFS_READ_WRITE_FILE_OPS(name) \ |
| 95 | DEBUGFS_READ_FUNC(name); \ |
| 96 | DEBUGFS_WRITE_FUNC(name); \ |
| 97 | static const struct file_operations iwl_dbgfs_##name##_ops = { \ |
| 98 | .write = iwl_dbgfs_##name##_write, \ |
| 99 | .read = iwl_dbgfs_##name##_read, \ |
| 100 | .open = iwl_dbgfs_open_file_generic, \ |
| 101 | }; |
| 102 | |
Abhijeet Kolekar | b8c7626 | 2010-04-08 15:29:07 -0700 | [diff] [blame] | 103 | int iwl_dbgfs_statistics_flag(struct iwl_priv *priv, char *buf, int bufsz) |
| 104 | { |
| 105 | int p = 0; |
| 106 | |
| 107 | p += scnprintf(buf + p, bufsz - p, "Statistics Flag(0x%X):\n", |
| 108 | le32_to_cpu(priv->statistics.flag)); |
| 109 | if (le32_to_cpu(priv->statistics.flag) & UCODE_STATISTICS_CLEAR_MSK) |
| 110 | p += scnprintf(buf + p, bufsz - p, |
| 111 | "\tStatistics have been cleared\n"); |
| 112 | p += scnprintf(buf + p, bufsz - p, "\tOperational Frequency: %s\n", |
| 113 | (le32_to_cpu(priv->statistics.flag) & |
| 114 | UCODE_STATISTICS_FREQUENCY_MSK) |
| 115 | ? "2.4 GHz" : "5.2 GHz"); |
| 116 | p += scnprintf(buf + p, bufsz - p, "\tTGj Narrow Band: %s\n", |
| 117 | (le32_to_cpu(priv->statistics.flag) & |
| 118 | UCODE_STATISTICS_NARROW_BAND_MSK) |
| 119 | ? "enabled" : "disabled"); |
| 120 | return p; |
| 121 | } |
| 122 | EXPORT_SYMBOL(iwl_dbgfs_statistics_flag); |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 123 | |
| 124 | static ssize_t iwl_dbgfs_tx_statistics_read(struct file *file, |
| 125 | char __user *user_buf, |
| 126 | size_t count, loff_t *ppos) { |
| 127 | |
H Hartley Sweeten | 28f63a4 | 2010-01-08 16:14:10 -0700 | [diff] [blame] | 128 | struct iwl_priv *priv = file->private_data; |
Wey-Yi Guy | 22fdf3c | 2009-08-07 15:41:40 -0700 | [diff] [blame] | 129 | char *buf; |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 130 | int pos = 0; |
| 131 | |
Wey-Yi Guy | 22fdf3c | 2009-08-07 15:41:40 -0700 | [diff] [blame] | 132 | int cnt; |
| 133 | ssize_t ret; |
Wey-Yi Guy | 98a7b43 | 2009-11-13 11:56:31 -0800 | [diff] [blame] | 134 | const size_t bufsz = 100 + |
| 135 | sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX); |
Wey-Yi Guy | 22fdf3c | 2009-08-07 15:41:40 -0700 | [diff] [blame] | 136 | buf = kzalloc(bufsz, GFP_KERNEL); |
| 137 | if (!buf) |
| 138 | return -ENOMEM; |
| 139 | pos += scnprintf(buf + pos, bufsz - pos, "Management:\n"); |
| 140 | for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) { |
| 141 | pos += scnprintf(buf + pos, bufsz - pos, |
Wey-Yi Guy | 98a7b43 | 2009-11-13 11:56:31 -0800 | [diff] [blame] | 142 | "\t%25s\t\t: %u\n", |
Wey-Yi Guy | 22fdf3c | 2009-08-07 15:41:40 -0700 | [diff] [blame] | 143 | get_mgmt_string(cnt), |
| 144 | priv->tx_stats.mgmt[cnt]); |
| 145 | } |
| 146 | pos += scnprintf(buf + pos, bufsz - pos, "Control\n"); |
| 147 | for (cnt = 0; cnt < CONTROL_MAX; cnt++) { |
| 148 | pos += scnprintf(buf + pos, bufsz - pos, |
Wey-Yi Guy | 98a7b43 | 2009-11-13 11:56:31 -0800 | [diff] [blame] | 149 | "\t%25s\t\t: %u\n", |
Wey-Yi Guy | 22fdf3c | 2009-08-07 15:41:40 -0700 | [diff] [blame] | 150 | get_ctrl_string(cnt), |
| 151 | priv->tx_stats.ctrl[cnt]); |
| 152 | } |
| 153 | pos += scnprintf(buf + pos, bufsz - pos, "Data:\n"); |
| 154 | pos += scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n", |
| 155 | priv->tx_stats.data_cnt); |
| 156 | pos += scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n", |
| 157 | priv->tx_stats.data_bytes); |
| 158 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
| 159 | kfree(buf); |
| 160 | return ret; |
| 161 | } |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 162 | |
Wey-Yi Guy | 7163b8a | 2009-11-20 12:04:56 -0800 | [diff] [blame] | 163 | static ssize_t iwl_dbgfs_clear_traffic_statistics_write(struct file *file, |
Wey-Yi Guy | 22fdf3c | 2009-08-07 15:41:40 -0700 | [diff] [blame] | 164 | const char __user *user_buf, |
| 165 | size_t count, loff_t *ppos) |
| 166 | { |
| 167 | struct iwl_priv *priv = file->private_data; |
| 168 | u32 clear_flag; |
| 169 | char buf[8]; |
| 170 | int buf_size; |
| 171 | |
| 172 | memset(buf, 0, sizeof(buf)); |
| 173 | buf_size = min(count, sizeof(buf) - 1); |
| 174 | if (copy_from_user(buf, user_buf, buf_size)) |
| 175 | return -EFAULT; |
| 176 | if (sscanf(buf, "%x", &clear_flag) != 1) |
| 177 | return -EFAULT; |
Wey-Yi Guy | 7163b8a | 2009-11-20 12:04:56 -0800 | [diff] [blame] | 178 | iwl_clear_traffic_stats(priv); |
Wey-Yi Guy | 22fdf3c | 2009-08-07 15:41:40 -0700 | [diff] [blame] | 179 | |
| 180 | return count; |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 181 | } |
| 182 | |
| 183 | static ssize_t iwl_dbgfs_rx_statistics_read(struct file *file, |
| 184 | char __user *user_buf, |
| 185 | size_t count, loff_t *ppos) { |
| 186 | |
H Hartley Sweeten | 28f63a4 | 2010-01-08 16:14:10 -0700 | [diff] [blame] | 187 | struct iwl_priv *priv = file->private_data; |
Wey-Yi Guy | 22fdf3c | 2009-08-07 15:41:40 -0700 | [diff] [blame] | 188 | char *buf; |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 189 | int pos = 0; |
Wey-Yi Guy | 22fdf3c | 2009-08-07 15:41:40 -0700 | [diff] [blame] | 190 | int cnt; |
| 191 | ssize_t ret; |
| 192 | const size_t bufsz = 100 + |
Wey-Yi Guy | 98a7b43 | 2009-11-13 11:56:31 -0800 | [diff] [blame] | 193 | sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX); |
Wey-Yi Guy | 22fdf3c | 2009-08-07 15:41:40 -0700 | [diff] [blame] | 194 | buf = kzalloc(bufsz, GFP_KERNEL); |
| 195 | if (!buf) |
| 196 | return -ENOMEM; |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 197 | |
Wey-Yi Guy | 22fdf3c | 2009-08-07 15:41:40 -0700 | [diff] [blame] | 198 | pos += scnprintf(buf + pos, bufsz - pos, "Management:\n"); |
| 199 | for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) { |
| 200 | pos += scnprintf(buf + pos, bufsz - pos, |
Wey-Yi Guy | 98a7b43 | 2009-11-13 11:56:31 -0800 | [diff] [blame] | 201 | "\t%25s\t\t: %u\n", |
Wey-Yi Guy | 22fdf3c | 2009-08-07 15:41:40 -0700 | [diff] [blame] | 202 | get_mgmt_string(cnt), |
| 203 | priv->rx_stats.mgmt[cnt]); |
| 204 | } |
| 205 | pos += scnprintf(buf + pos, bufsz - pos, "Control:\n"); |
| 206 | for (cnt = 0; cnt < CONTROL_MAX; cnt++) { |
| 207 | pos += scnprintf(buf + pos, bufsz - pos, |
Wey-Yi Guy | 98a7b43 | 2009-11-13 11:56:31 -0800 | [diff] [blame] | 208 | "\t%25s\t\t: %u\n", |
Wey-Yi Guy | 22fdf3c | 2009-08-07 15:41:40 -0700 | [diff] [blame] | 209 | get_ctrl_string(cnt), |
| 210 | priv->rx_stats.ctrl[cnt]); |
| 211 | } |
| 212 | pos += scnprintf(buf + pos, bufsz - pos, "Data:\n"); |
| 213 | pos += scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n", |
| 214 | priv->rx_stats.data_cnt); |
| 215 | pos += scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n", |
| 216 | priv->rx_stats.data_bytes); |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 217 | |
Wey-Yi Guy | 22fdf3c | 2009-08-07 15:41:40 -0700 | [diff] [blame] | 218 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
| 219 | kfree(buf); |
| 220 | return ret; |
| 221 | } |
| 222 | |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 223 | #define BYTE1_MASK 0x000000ff; |
| 224 | #define BYTE2_MASK 0x0000ffff; |
| 225 | #define BYTE3_MASK 0x00ffffff; |
| 226 | static ssize_t iwl_dbgfs_sram_read(struct file *file, |
| 227 | char __user *user_buf, |
| 228 | size_t count, loff_t *ppos) |
| 229 | { |
| 230 | u32 val; |
Wey-Yi Guy | 2943f13 | 2009-11-20 12:05:00 -0800 | [diff] [blame] | 231 | char *buf; |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 232 | ssize_t ret; |
| 233 | int i; |
| 234 | int pos = 0; |
H Hartley Sweeten | 28f63a4 | 2010-01-08 16:14:10 -0700 | [diff] [blame] | 235 | struct iwl_priv *priv = file->private_data; |
Wey-Yi Guy | 2943f13 | 2009-11-20 12:05:00 -0800 | [diff] [blame] | 236 | size_t bufsz; |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 237 | |
Wey-Yi Guy | 5ade1e4 | 2009-11-20 12:05:04 -0800 | [diff] [blame] | 238 | /* default is to dump the entire data segment */ |
Johannes Berg | 4c84a8f | 2010-01-22 14:22:54 -0800 | [diff] [blame] | 239 | if (!priv->dbgfs_sram_offset && !priv->dbgfs_sram_len) { |
| 240 | priv->dbgfs_sram_offset = 0x800000; |
Wey-Yi Guy | 5ade1e4 | 2009-11-20 12:05:04 -0800 | [diff] [blame] | 241 | if (priv->ucode_type == UCODE_INIT) |
Johannes Berg | 4c84a8f | 2010-01-22 14:22:54 -0800 | [diff] [blame] | 242 | priv->dbgfs_sram_len = priv->ucode_init_data.len; |
Wey-Yi Guy | 5ade1e4 | 2009-11-20 12:05:04 -0800 | [diff] [blame] | 243 | else |
Johannes Berg | 4c84a8f | 2010-01-22 14:22:54 -0800 | [diff] [blame] | 244 | priv->dbgfs_sram_len = priv->ucode_data.len; |
Wey-Yi Guy | 5ade1e4 | 2009-11-20 12:05:04 -0800 | [diff] [blame] | 245 | } |
Johannes Berg | 4c84a8f | 2010-01-22 14:22:54 -0800 | [diff] [blame] | 246 | bufsz = 30 + priv->dbgfs_sram_len * sizeof(char) * 10; |
Wey-Yi Guy | 2943f13 | 2009-11-20 12:05:00 -0800 | [diff] [blame] | 247 | buf = kmalloc(bufsz, GFP_KERNEL); |
| 248 | if (!buf) |
| 249 | return -ENOMEM; |
Wey-Yi Guy | 5ade1e4 | 2009-11-20 12:05:04 -0800 | [diff] [blame] | 250 | pos += scnprintf(buf + pos, bufsz - pos, "sram_len: 0x%x\n", |
Johannes Berg | 4c84a8f | 2010-01-22 14:22:54 -0800 | [diff] [blame] | 251 | priv->dbgfs_sram_len); |
Wey-Yi Guy | 5ade1e4 | 2009-11-20 12:05:04 -0800 | [diff] [blame] | 252 | pos += scnprintf(buf + pos, bufsz - pos, "sram_offset: 0x%x\n", |
Johannes Berg | 4c84a8f | 2010-01-22 14:22:54 -0800 | [diff] [blame] | 253 | priv->dbgfs_sram_offset); |
| 254 | for (i = priv->dbgfs_sram_len; i > 0; i -= 4) { |
| 255 | val = iwl_read_targ_mem(priv, priv->dbgfs_sram_offset + \ |
| 256 | priv->dbgfs_sram_len - i); |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 257 | if (i < 4) { |
| 258 | switch (i) { |
| 259 | case 1: |
| 260 | val &= BYTE1_MASK; |
| 261 | break; |
| 262 | case 2: |
| 263 | val &= BYTE2_MASK; |
| 264 | break; |
| 265 | case 3: |
| 266 | val &= BYTE3_MASK; |
| 267 | break; |
| 268 | } |
| 269 | } |
Wey-Yi Guy | 2943f13 | 2009-11-20 12:05:00 -0800 | [diff] [blame] | 270 | if (!(i % 16)) |
| 271 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); |
Abhijeet Kolekar | db0589f | 2008-04-14 21:16:04 -0700 | [diff] [blame] | 272 | pos += scnprintf(buf + pos, bufsz - pos, "0x%08x ", val); |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 273 | } |
Abhijeet Kolekar | db0589f | 2008-04-14 21:16:04 -0700 | [diff] [blame] | 274 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 275 | |
| 276 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
Wey-Yi Guy | 2943f13 | 2009-11-20 12:05:00 -0800 | [diff] [blame] | 277 | kfree(buf); |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 278 | return ret; |
| 279 | } |
| 280 | |
| 281 | static ssize_t iwl_dbgfs_sram_write(struct file *file, |
| 282 | const char __user *user_buf, |
| 283 | size_t count, loff_t *ppos) |
| 284 | { |
| 285 | struct iwl_priv *priv = file->private_data; |
| 286 | char buf[64]; |
| 287 | int buf_size; |
| 288 | u32 offset, len; |
| 289 | |
| 290 | memset(buf, 0, sizeof(buf)); |
| 291 | buf_size = min(count, sizeof(buf) - 1); |
| 292 | if (copy_from_user(buf, user_buf, buf_size)) |
| 293 | return -EFAULT; |
| 294 | |
| 295 | if (sscanf(buf, "%x,%x", &offset, &len) == 2) { |
Johannes Berg | 4c84a8f | 2010-01-22 14:22:54 -0800 | [diff] [blame] | 296 | priv->dbgfs_sram_offset = offset; |
| 297 | priv->dbgfs_sram_len = len; |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 298 | } else { |
Johannes Berg | 4c84a8f | 2010-01-22 14:22:54 -0800 | [diff] [blame] | 299 | priv->dbgfs_sram_offset = 0; |
| 300 | priv->dbgfs_sram_len = 0; |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 301 | } |
| 302 | |
| 303 | return count; |
| 304 | } |
| 305 | |
| 306 | static ssize_t iwl_dbgfs_stations_read(struct file *file, char __user *user_buf, |
| 307 | size_t count, loff_t *ppos) |
| 308 | { |
H Hartley Sweeten | 28f63a4 | 2010-01-08 16:14:10 -0700 | [diff] [blame] | 309 | struct iwl_priv *priv = file->private_data; |
Tomas Winkler | 6def976 | 2008-05-05 10:22:31 +0800 | [diff] [blame] | 310 | struct iwl_station_entry *station; |
Tomas Winkler | 5425e49 | 2008-04-15 16:01:38 -0700 | [diff] [blame] | 311 | int max_sta = priv->hw_params.max_stations; |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 312 | char *buf; |
| 313 | int i, j, pos = 0; |
| 314 | ssize_t ret; |
| 315 | /* Add 30 for initial string */ |
| 316 | const size_t bufsz = 30 + sizeof(char) * 500 * (priv->num_stations); |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 317 | |
| 318 | buf = kmalloc(bufsz, GFP_KERNEL); |
Tomas Winkler | 3ac7f14 | 2008-07-21 02:40:14 +0300 | [diff] [blame] | 319 | if (!buf) |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 320 | return -ENOMEM; |
| 321 | |
Abhijeet Kolekar | db0589f | 2008-04-14 21:16:04 -0700 | [diff] [blame] | 322 | pos += scnprintf(buf + pos, bufsz - pos, "num of stations: %d\n\n", |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 323 | priv->num_stations); |
| 324 | |
| 325 | for (i = 0; i < max_sta; i++) { |
| 326 | station = &priv->stations[i]; |
| 327 | if (station->used) { |
Abhijeet Kolekar | db0589f | 2008-04-14 21:16:04 -0700 | [diff] [blame] | 328 | pos += scnprintf(buf + pos, bufsz - pos, |
| 329 | "station %d:\ngeneral data:\n", i+1); |
Abhijeet Kolekar | db0589f | 2008-04-14 21:16:04 -0700 | [diff] [blame] | 330 | pos += scnprintf(buf + pos, bufsz - pos, "id: %u\n", |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 331 | station->sta.sta.sta_id); |
Abhijeet Kolekar | db0589f | 2008-04-14 21:16:04 -0700 | [diff] [blame] | 332 | pos += scnprintf(buf + pos, bufsz - pos, "mode: %u\n", |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 333 | station->sta.mode); |
Abhijeet Kolekar | db0589f | 2008-04-14 21:16:04 -0700 | [diff] [blame] | 334 | pos += scnprintf(buf + pos, bufsz - pos, |
| 335 | "flags: 0x%x\n", |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 336 | station->sta.station_flags_msk); |
Abhijeet Kolekar | db0589f | 2008-04-14 21:16:04 -0700 | [diff] [blame] | 337 | pos += scnprintf(buf + pos, bufsz - pos, "tid data:\n"); |
| 338 | pos += scnprintf(buf + pos, bufsz - pos, |
David S. Miller | 344234d | 2008-04-19 18:09:39 -0700 | [diff] [blame] | 339 | "seq_num\t\ttxq_id"); |
Abhijeet Kolekar | db0589f | 2008-04-14 21:16:04 -0700 | [diff] [blame] | 340 | pos += scnprintf(buf + pos, bufsz - pos, |
David S. Miller | 344234d | 2008-04-19 18:09:39 -0700 | [diff] [blame] | 341 | "\tframe_count\twait_for_ba\t"); |
Abhijeet Kolekar | db0589f | 2008-04-14 21:16:04 -0700 | [diff] [blame] | 342 | pos += scnprintf(buf + pos, bufsz - pos, |
| 343 | "start_idx\tbitmap0\t"); |
| 344 | pos += scnprintf(buf + pos, bufsz - pos, |
David S. Miller | 344234d | 2008-04-19 18:09:39 -0700 | [diff] [blame] | 345 | "bitmap1\trate_n_flags"); |
David S. Miller | 344234d | 2008-04-19 18:09:39 -0700 | [diff] [blame] | 346 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 347 | |
| 348 | for (j = 0; j < MAX_TID_COUNT; j++) { |
Abhijeet Kolekar | db0589f | 2008-04-14 21:16:04 -0700 | [diff] [blame] | 349 | pos += scnprintf(buf + pos, bufsz - pos, |
David S. Miller | 344234d | 2008-04-19 18:09:39 -0700 | [diff] [blame] | 350 | "[%d]:\t\t%u", j, |
Abhijeet Kolekar | db0589f | 2008-04-14 21:16:04 -0700 | [diff] [blame] | 351 | station->tid[j].seq_number); |
| 352 | pos += scnprintf(buf + pos, bufsz - pos, |
David S. Miller | 344234d | 2008-04-19 18:09:39 -0700 | [diff] [blame] | 353 | "\t%u\t\t%u\t\t%u\t\t", |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 354 | station->tid[j].agg.txq_id, |
| 355 | station->tid[j].agg.frame_count, |
| 356 | station->tid[j].agg.wait_for_ba); |
Abhijeet Kolekar | db0589f | 2008-04-14 21:16:04 -0700 | [diff] [blame] | 357 | pos += scnprintf(buf + pos, bufsz - pos, |
David S. Miller | 344234d | 2008-04-19 18:09:39 -0700 | [diff] [blame] | 358 | "%u\t%llu\t%u", |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 359 | station->tid[j].agg.start_idx, |
John W. Linville | 1678859 | 2008-04-01 20:59:32 -0400 | [diff] [blame] | 360 | (unsigned long long)station->tid[j].agg.bitmap, |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 361 | station->tid[j].agg.rate_n_flags); |
David S. Miller | 344234d | 2008-04-19 18:09:39 -0700 | [diff] [blame] | 362 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 363 | } |
Abhijeet Kolekar | db0589f | 2008-04-14 21:16:04 -0700 | [diff] [blame] | 364 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 365 | } |
| 366 | } |
| 367 | |
| 368 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
| 369 | kfree(buf); |
| 370 | return ret; |
| 371 | } |
| 372 | |
Wey-Yi Guy | 0848e29 | 2009-05-22 11:01:46 -0700 | [diff] [blame] | 373 | static ssize_t iwl_dbgfs_nvm_read(struct file *file, |
Tomas Winkler | 8dd266e | 2008-05-05 10:22:32 +0800 | [diff] [blame] | 374 | char __user *user_buf, |
| 375 | size_t count, |
| 376 | loff_t *ppos) |
| 377 | { |
| 378 | ssize_t ret; |
H Hartley Sweeten | 28f63a4 | 2010-01-08 16:14:10 -0700 | [diff] [blame] | 379 | struct iwl_priv *priv = file->private_data; |
Tomas Winkler | 8dd266e | 2008-05-05 10:22:32 +0800 | [diff] [blame] | 380 | int pos = 0, ofs = 0, buf_size = 0; |
| 381 | const u8 *ptr; |
| 382 | char *buf; |
Wey-Yi Guy | e307ddc | 2009-09-11 10:38:16 -0700 | [diff] [blame] | 383 | u16 eeprom_ver; |
Tomas Winkler | 8dd266e | 2008-05-05 10:22:32 +0800 | [diff] [blame] | 384 | size_t eeprom_len = priv->cfg->eeprom_size; |
| 385 | buf_size = 4 * eeprom_len + 256; |
| 386 | |
| 387 | if (eeprom_len % 16) { |
Wey-Yi Guy | 0848e29 | 2009-05-22 11:01:46 -0700 | [diff] [blame] | 388 | IWL_ERR(priv, "NVM size is not multiple of 16.\n"); |
Tomas Winkler | 8dd266e | 2008-05-05 10:22:32 +0800 | [diff] [blame] | 389 | return -ENODATA; |
| 390 | } |
| 391 | |
Julia Lawall | c37457e | 2009-08-03 11:11:45 +0200 | [diff] [blame] | 392 | ptr = priv->eeprom; |
| 393 | if (!ptr) { |
| 394 | IWL_ERR(priv, "Invalid EEPROM/OTP memory\n"); |
| 395 | return -ENOMEM; |
| 396 | } |
| 397 | |
Tomas Winkler | 8dd266e | 2008-05-05 10:22:32 +0800 | [diff] [blame] | 398 | /* 4 characters for byte 0xYY */ |
| 399 | buf = kzalloc(buf_size, GFP_KERNEL); |
| 400 | if (!buf) { |
Winkler, Tomas | 15b1687 | 2008-12-19 10:37:33 +0800 | [diff] [blame] | 401 | IWL_ERR(priv, "Can not allocate Buffer\n"); |
Tomas Winkler | 8dd266e | 2008-05-05 10:22:32 +0800 | [diff] [blame] | 402 | return -ENOMEM; |
| 403 | } |
Wey-Yi Guy | e307ddc | 2009-09-11 10:38:16 -0700 | [diff] [blame] | 404 | eeprom_ver = iwl_eeprom_query16(priv, EEPROM_VERSION); |
| 405 | pos += scnprintf(buf + pos, buf_size - pos, "NVM Type: %s, " |
| 406 | "version: 0x%x\n", |
Wey-Yi Guy | 0848e29 | 2009-05-22 11:01:46 -0700 | [diff] [blame] | 407 | (priv->nvm_device_type == NVM_DEVICE_TYPE_OTP) |
Wey-Yi Guy | e307ddc | 2009-09-11 10:38:16 -0700 | [diff] [blame] | 408 | ? "OTP" : "EEPROM", eeprom_ver); |
Tomas Winkler | 8dd266e | 2008-05-05 10:22:32 +0800 | [diff] [blame] | 409 | for (ofs = 0 ; ofs < eeprom_len ; ofs += 16) { |
| 410 | pos += scnprintf(buf + pos, buf_size - pos, "0x%.4x ", ofs); |
| 411 | hex_dump_to_buffer(ptr + ofs, 16 , 16, 2, buf + pos, |
| 412 | buf_size - pos, 0); |
Reinette Chatre | 2fac971 | 2009-09-25 14:24:21 -0700 | [diff] [blame] | 413 | pos += strlen(buf + pos); |
Tomas Winkler | 8dd266e | 2008-05-05 10:22:32 +0800 | [diff] [blame] | 414 | if (buf_size - pos > 0) |
| 415 | buf[pos++] = '\n'; |
| 416 | } |
| 417 | |
| 418 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
| 419 | kfree(buf); |
| 420 | return ret; |
| 421 | } |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 422 | |
Wey-Yi Guy | b03d7d0 | 2009-12-14 14:12:20 -0800 | [diff] [blame] | 423 | static ssize_t iwl_dbgfs_log_event_read(struct file *file, |
| 424 | char __user *user_buf, |
| 425 | size_t count, loff_t *ppos) |
| 426 | { |
| 427 | struct iwl_priv *priv = file->private_data; |
| 428 | char *buf; |
| 429 | int pos = 0; |
| 430 | ssize_t ret = -ENOMEM; |
| 431 | |
Wey-Yi Guy | 937c397 | 2010-01-15 13:43:36 -0800 | [diff] [blame] | 432 | ret = pos = priv->cfg->ops->lib->dump_nic_event_log( |
| 433 | priv, true, &buf, true); |
| 434 | if (buf) { |
Wey-Yi Guy | b03d7d0 | 2009-12-14 14:12:20 -0800 | [diff] [blame] | 435 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
| 436 | kfree(buf); |
| 437 | } |
| 438 | return ret; |
| 439 | } |
| 440 | |
Ester Kummer | 189a2b5 | 2008-05-15 13:54:18 +0800 | [diff] [blame] | 441 | static ssize_t iwl_dbgfs_log_event_write(struct file *file, |
| 442 | const char __user *user_buf, |
| 443 | size_t count, loff_t *ppos) |
| 444 | { |
| 445 | struct iwl_priv *priv = file->private_data; |
| 446 | u32 event_log_flag; |
| 447 | char buf[8]; |
| 448 | int buf_size; |
| 449 | |
| 450 | memset(buf, 0, sizeof(buf)); |
| 451 | buf_size = min(count, sizeof(buf) - 1); |
| 452 | if (copy_from_user(buf, user_buf, buf_size)) |
| 453 | return -EFAULT; |
| 454 | if (sscanf(buf, "%d", &event_log_flag) != 1) |
| 455 | return -EFAULT; |
| 456 | if (event_log_flag == 1) |
Wey-Yi Guy | b03d7d0 | 2009-12-14 14:12:20 -0800 | [diff] [blame] | 457 | priv->cfg->ops->lib->dump_nic_event_log(priv, true, |
| 458 | NULL, false); |
Ester Kummer | 189a2b5 | 2008-05-15 13:54:18 +0800 | [diff] [blame] | 459 | |
| 460 | return count; |
| 461 | } |
| 462 | |
Winkler, Tomas | d366df5 | 2008-12-02 12:14:01 -0800 | [diff] [blame] | 463 | |
| 464 | |
| 465 | static ssize_t iwl_dbgfs_channels_read(struct file *file, char __user *user_buf, |
| 466 | size_t count, loff_t *ppos) |
| 467 | { |
H Hartley Sweeten | 28f63a4 | 2010-01-08 16:14:10 -0700 | [diff] [blame] | 468 | struct iwl_priv *priv = file->private_data; |
Winkler, Tomas | d366df5 | 2008-12-02 12:14:01 -0800 | [diff] [blame] | 469 | struct ieee80211_channel *channels = NULL; |
| 470 | const struct ieee80211_supported_band *supp_band = NULL; |
| 471 | int pos = 0, i, bufsz = PAGE_SIZE; |
| 472 | char *buf; |
| 473 | ssize_t ret; |
| 474 | |
| 475 | if (!test_bit(STATUS_GEO_CONFIGURED, &priv->status)) |
| 476 | return -EAGAIN; |
| 477 | |
| 478 | buf = kzalloc(bufsz, GFP_KERNEL); |
| 479 | if (!buf) { |
Winkler, Tomas | 15b1687 | 2008-12-19 10:37:33 +0800 | [diff] [blame] | 480 | IWL_ERR(priv, "Can not allocate Buffer\n"); |
Winkler, Tomas | d366df5 | 2008-12-02 12:14:01 -0800 | [diff] [blame] | 481 | return -ENOMEM; |
| 482 | } |
| 483 | |
| 484 | supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_2GHZ); |
Wey-Yi Guy | a2e2322 | 2009-05-22 11:01:55 -0700 | [diff] [blame] | 485 | if (supp_band) { |
| 486 | channels = supp_band->channels; |
Winkler, Tomas | d366df5 | 2008-12-02 12:14:01 -0800 | [diff] [blame] | 487 | |
Winkler, Tomas | d366df5 | 2008-12-02 12:14:01 -0800 | [diff] [blame] | 488 | pos += scnprintf(buf + pos, bufsz - pos, |
Wey-Yi Guy | a2e2322 | 2009-05-22 11:01:55 -0700 | [diff] [blame] | 489 | "Displaying %d channels in 2.4GHz band 802.11bg):\n", |
| 490 | supp_band->n_channels); |
Winkler, Tomas | d366df5 | 2008-12-02 12:14:01 -0800 | [diff] [blame] | 491 | |
Wey-Yi Guy | a2e2322 | 2009-05-22 11:01:55 -0700 | [diff] [blame] | 492 | for (i = 0; i < supp_band->n_channels; i++) |
| 493 | pos += scnprintf(buf + pos, bufsz - pos, |
| 494 | "%d: %ddBm: BSS%s%s, %s.\n", |
| 495 | ieee80211_frequency_to_channel( |
| 496 | channels[i].center_freq), |
| 497 | channels[i].max_power, |
| 498 | channels[i].flags & IEEE80211_CHAN_RADAR ? |
| 499 | " (IEEE 802.11h required)" : "", |
| 500 | ((channels[i].flags & IEEE80211_CHAN_NO_IBSS) |
| 501 | || (channels[i].flags & |
| 502 | IEEE80211_CHAN_RADAR)) ? "" : |
| 503 | ", IBSS", |
| 504 | channels[i].flags & |
| 505 | IEEE80211_CHAN_PASSIVE_SCAN ? |
| 506 | "passive only" : "active/passive"); |
| 507 | } |
Winkler, Tomas | d366df5 | 2008-12-02 12:14:01 -0800 | [diff] [blame] | 508 | supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_5GHZ); |
Wey-Yi Guy | a2e2322 | 2009-05-22 11:01:55 -0700 | [diff] [blame] | 509 | if (supp_band) { |
| 510 | channels = supp_band->channels; |
Winkler, Tomas | d366df5 | 2008-12-02 12:14:01 -0800 | [diff] [blame] | 511 | |
Winkler, Tomas | d366df5 | 2008-12-02 12:14:01 -0800 | [diff] [blame] | 512 | pos += scnprintf(buf + pos, bufsz - pos, |
Wey-Yi Guy | a2e2322 | 2009-05-22 11:01:55 -0700 | [diff] [blame] | 513 | "Displaying %d channels in 5.2GHz band (802.11a)\n", |
| 514 | supp_band->n_channels); |
| 515 | |
| 516 | for (i = 0; i < supp_band->n_channels; i++) |
| 517 | pos += scnprintf(buf + pos, bufsz - pos, |
| 518 | "%d: %ddBm: BSS%s%s, %s.\n", |
| 519 | ieee80211_frequency_to_channel( |
| 520 | channels[i].center_freq), |
| 521 | channels[i].max_power, |
| 522 | channels[i].flags & IEEE80211_CHAN_RADAR ? |
| 523 | " (IEEE 802.11h required)" : "", |
| 524 | ((channels[i].flags & IEEE80211_CHAN_NO_IBSS) |
| 525 | || (channels[i].flags & |
| 526 | IEEE80211_CHAN_RADAR)) ? "" : |
| 527 | ", IBSS", |
| 528 | channels[i].flags & |
| 529 | IEEE80211_CHAN_PASSIVE_SCAN ? |
| 530 | "passive only" : "active/passive"); |
| 531 | } |
Winkler, Tomas | d366df5 | 2008-12-02 12:14:01 -0800 | [diff] [blame] | 532 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
| 533 | kfree(buf); |
| 534 | return ret; |
| 535 | } |
| 536 | |
Wey-Yi Guy | 08df05a | 2009-03-24 10:02:54 -0700 | [diff] [blame] | 537 | static ssize_t iwl_dbgfs_status_read(struct file *file, |
| 538 | char __user *user_buf, |
| 539 | size_t count, loff_t *ppos) { |
| 540 | |
H Hartley Sweeten | 28f63a4 | 2010-01-08 16:14:10 -0700 | [diff] [blame] | 541 | struct iwl_priv *priv = file->private_data; |
Wey-Yi Guy | 08df05a | 2009-03-24 10:02:54 -0700 | [diff] [blame] | 542 | char buf[512]; |
| 543 | int pos = 0; |
| 544 | const size_t bufsz = sizeof(buf); |
| 545 | |
| 546 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_HCMD_ACTIVE:\t %d\n", |
| 547 | test_bit(STATUS_HCMD_ACTIVE, &priv->status)); |
Wey-Yi Guy | 08df05a | 2009-03-24 10:02:54 -0700 | [diff] [blame] | 548 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_INT_ENABLED:\t %d\n", |
| 549 | test_bit(STATUS_INT_ENABLED, &priv->status)); |
| 550 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_RF_KILL_HW:\t %d\n", |
| 551 | test_bit(STATUS_RF_KILL_HW, &priv->status)); |
Wey-Yi Guy | 7812b16 | 2009-10-02 13:43:58 -0700 | [diff] [blame] | 552 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_CT_KILL:\t\t %d\n", |
| 553 | test_bit(STATUS_CT_KILL, &priv->status)); |
Wey-Yi Guy | 08df05a | 2009-03-24 10:02:54 -0700 | [diff] [blame] | 554 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_INIT:\t\t %d\n", |
| 555 | test_bit(STATUS_INIT, &priv->status)); |
| 556 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_ALIVE:\t\t %d\n", |
| 557 | test_bit(STATUS_ALIVE, &priv->status)); |
| 558 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_READY:\t\t %d\n", |
| 559 | test_bit(STATUS_READY, &priv->status)); |
| 560 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_TEMPERATURE:\t %d\n", |
| 561 | test_bit(STATUS_TEMPERATURE, &priv->status)); |
| 562 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_GEO_CONFIGURED:\t %d\n", |
| 563 | test_bit(STATUS_GEO_CONFIGURED, &priv->status)); |
| 564 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_EXIT_PENDING:\t %d\n", |
| 565 | test_bit(STATUS_EXIT_PENDING, &priv->status)); |
Wey-Yi Guy | 08df05a | 2009-03-24 10:02:54 -0700 | [diff] [blame] | 566 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_STATISTICS:\t %d\n", |
| 567 | test_bit(STATUS_STATISTICS, &priv->status)); |
| 568 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCANNING:\t %d\n", |
| 569 | test_bit(STATUS_SCANNING, &priv->status)); |
| 570 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_ABORTING:\t %d\n", |
| 571 | test_bit(STATUS_SCAN_ABORTING, &priv->status)); |
| 572 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_HW:\t\t %d\n", |
| 573 | test_bit(STATUS_SCAN_HW, &priv->status)); |
| 574 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_POWER_PMI:\t %d\n", |
| 575 | test_bit(STATUS_POWER_PMI, &priv->status)); |
| 576 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_FW_ERROR:\t %d\n", |
| 577 | test_bit(STATUS_FW_ERROR, &priv->status)); |
Wey-Yi Guy | 08df05a | 2009-03-24 10:02:54 -0700 | [diff] [blame] | 578 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
| 579 | } |
| 580 | |
Wey-Yi Guy | a83b914 | 2009-04-08 11:39:32 -0700 | [diff] [blame] | 581 | static ssize_t iwl_dbgfs_interrupt_read(struct file *file, |
| 582 | char __user *user_buf, |
| 583 | size_t count, loff_t *ppos) { |
| 584 | |
H Hartley Sweeten | 28f63a4 | 2010-01-08 16:14:10 -0700 | [diff] [blame] | 585 | struct iwl_priv *priv = file->private_data; |
Wey-Yi Guy | a83b914 | 2009-04-08 11:39:32 -0700 | [diff] [blame] | 586 | int pos = 0; |
| 587 | int cnt = 0; |
| 588 | char *buf; |
| 589 | int bufsz = 24 * 64; /* 24 items * 64 char per item */ |
| 590 | ssize_t ret; |
| 591 | |
| 592 | buf = kzalloc(bufsz, GFP_KERNEL); |
| 593 | if (!buf) { |
| 594 | IWL_ERR(priv, "Can not allocate Buffer\n"); |
| 595 | return -ENOMEM; |
| 596 | } |
| 597 | |
| 598 | pos += scnprintf(buf + pos, bufsz - pos, |
| 599 | "Interrupt Statistics Report:\n"); |
| 600 | |
| 601 | pos += scnprintf(buf + pos, bufsz - pos, "HW Error:\t\t\t %u\n", |
| 602 | priv->isr_stats.hw); |
| 603 | pos += scnprintf(buf + pos, bufsz - pos, "SW Error:\t\t\t %u\n", |
| 604 | priv->isr_stats.sw); |
| 605 | if (priv->isr_stats.sw > 0) { |
| 606 | pos += scnprintf(buf + pos, bufsz - pos, |
| 607 | "\tLast Restarting Code: 0x%X\n", |
| 608 | priv->isr_stats.sw_err); |
| 609 | } |
| 610 | #ifdef CONFIG_IWLWIFI_DEBUG |
| 611 | pos += scnprintf(buf + pos, bufsz - pos, "Frame transmitted:\t\t %u\n", |
| 612 | priv->isr_stats.sch); |
| 613 | pos += scnprintf(buf + pos, bufsz - pos, "Alive interrupt:\t\t %u\n", |
| 614 | priv->isr_stats.alive); |
| 615 | #endif |
| 616 | pos += scnprintf(buf + pos, bufsz - pos, |
| 617 | "HW RF KILL switch toggled:\t %u\n", |
| 618 | priv->isr_stats.rfkill); |
| 619 | |
| 620 | pos += scnprintf(buf + pos, bufsz - pos, "CT KILL:\t\t\t %u\n", |
| 621 | priv->isr_stats.ctkill); |
| 622 | |
| 623 | pos += scnprintf(buf + pos, bufsz - pos, "Wakeup Interrupt:\t\t %u\n", |
| 624 | priv->isr_stats.wakeup); |
| 625 | |
| 626 | pos += scnprintf(buf + pos, bufsz - pos, |
| 627 | "Rx command responses:\t\t %u\n", |
| 628 | priv->isr_stats.rx); |
| 629 | for (cnt = 0; cnt < REPLY_MAX; cnt++) { |
| 630 | if (priv->isr_stats.rx_handlers[cnt] > 0) |
| 631 | pos += scnprintf(buf + pos, bufsz - pos, |
| 632 | "\tRx handler[%36s]:\t\t %u\n", |
| 633 | get_cmd_string(cnt), |
| 634 | priv->isr_stats.rx_handlers[cnt]); |
| 635 | } |
| 636 | |
| 637 | pos += scnprintf(buf + pos, bufsz - pos, "Tx/FH interrupt:\t\t %u\n", |
| 638 | priv->isr_stats.tx); |
| 639 | |
| 640 | pos += scnprintf(buf + pos, bufsz - pos, "Unexpected INTA:\t\t %u\n", |
| 641 | priv->isr_stats.unhandled); |
| 642 | |
| 643 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
| 644 | kfree(buf); |
| 645 | return ret; |
| 646 | } |
| 647 | |
| 648 | static ssize_t iwl_dbgfs_interrupt_write(struct file *file, |
| 649 | const char __user *user_buf, |
| 650 | size_t count, loff_t *ppos) |
| 651 | { |
| 652 | struct iwl_priv *priv = file->private_data; |
| 653 | char buf[8]; |
| 654 | int buf_size; |
| 655 | u32 reset_flag; |
| 656 | |
| 657 | memset(buf, 0, sizeof(buf)); |
| 658 | buf_size = min(count, sizeof(buf) - 1); |
| 659 | if (copy_from_user(buf, user_buf, buf_size)) |
| 660 | return -EFAULT; |
| 661 | if (sscanf(buf, "%x", &reset_flag) != 1) |
| 662 | return -EFAULT; |
| 663 | if (reset_flag == 0) |
| 664 | iwl_clear_isr_stats(priv); |
| 665 | |
| 666 | return count; |
| 667 | } |
| 668 | |
Wey-Yi Guy | f5ad69f | 2009-07-09 10:33:36 -0700 | [diff] [blame] | 669 | static ssize_t iwl_dbgfs_qos_read(struct file *file, char __user *user_buf, |
| 670 | size_t count, loff_t *ppos) |
| 671 | { |
H Hartley Sweeten | 28f63a4 | 2010-01-08 16:14:10 -0700 | [diff] [blame] | 672 | struct iwl_priv *priv = file->private_data; |
Wey-Yi Guy | f5ad69f | 2009-07-09 10:33:36 -0700 | [diff] [blame] | 673 | int pos = 0, i; |
| 674 | char buf[256]; |
| 675 | const size_t bufsz = sizeof(buf); |
Wey-Yi Guy | f5ad69f | 2009-07-09 10:33:36 -0700 | [diff] [blame] | 676 | |
| 677 | for (i = 0; i < AC_NUM; i++) { |
| 678 | pos += scnprintf(buf + pos, bufsz - pos, |
| 679 | "\tcw_min\tcw_max\taifsn\ttxop\n"); |
| 680 | pos += scnprintf(buf + pos, bufsz - pos, |
| 681 | "AC[%d]\t%u\t%u\t%u\t%u\n", i, |
| 682 | priv->qos_data.def_qos_parm.ac[i].cw_min, |
| 683 | priv->qos_data.def_qos_parm.ac[i].cw_max, |
| 684 | priv->qos_data.def_qos_parm.ac[i].aifsn, |
| 685 | priv->qos_data.def_qos_parm.ac[i].edca_txop); |
| 686 | } |
Wey-Yi Guy | 4967c31 | 2010-02-18 15:22:07 -0800 | [diff] [blame] | 687 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
Wey-Yi Guy | f5ad69f | 2009-07-09 10:33:36 -0700 | [diff] [blame] | 688 | } |
Wey-Yi Guy | a83b914 | 2009-04-08 11:39:32 -0700 | [diff] [blame] | 689 | |
Wey-Yi Guy | a283c01 | 2009-07-17 09:30:19 -0700 | [diff] [blame] | 690 | static ssize_t iwl_dbgfs_led_read(struct file *file, char __user *user_buf, |
| 691 | size_t count, loff_t *ppos) |
| 692 | { |
H Hartley Sweeten | 28f63a4 | 2010-01-08 16:14:10 -0700 | [diff] [blame] | 693 | struct iwl_priv *priv = file->private_data; |
Wey-Yi Guy | a283c01 | 2009-07-17 09:30:19 -0700 | [diff] [blame] | 694 | int pos = 0; |
| 695 | char buf[256]; |
| 696 | const size_t bufsz = sizeof(buf); |
Wey-Yi Guy | a283c01 | 2009-07-17 09:30:19 -0700 | [diff] [blame] | 697 | |
| 698 | pos += scnprintf(buf + pos, bufsz - pos, |
| 699 | "allow blinking: %s\n", |
| 700 | (priv->allow_blinking) ? "True" : "False"); |
| 701 | if (priv->allow_blinking) { |
| 702 | pos += scnprintf(buf + pos, bufsz - pos, |
| 703 | "Led blinking rate: %u\n", |
| 704 | priv->last_blink_rate); |
| 705 | pos += scnprintf(buf + pos, bufsz - pos, |
| 706 | "Last blink time: %lu\n", |
| 707 | priv->last_blink_time); |
| 708 | } |
| 709 | |
Wey-Yi Guy | 4967c31 | 2010-02-18 15:22:07 -0800 | [diff] [blame] | 710 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
Wey-Yi Guy | a283c01 | 2009-07-17 09:30:19 -0700 | [diff] [blame] | 711 | } |
Wey-Yi Guy | a283c01 | 2009-07-17 09:30:19 -0700 | [diff] [blame] | 712 | |
Wey-Yi Guy | fbf3a2a | 2009-07-24 11:13:04 -0700 | [diff] [blame] | 713 | static ssize_t iwl_dbgfs_thermal_throttling_read(struct file *file, |
| 714 | char __user *user_buf, |
| 715 | size_t count, loff_t *ppos) |
| 716 | { |
H Hartley Sweeten | 28f63a4 | 2010-01-08 16:14:10 -0700 | [diff] [blame] | 717 | struct iwl_priv *priv = file->private_data; |
Johannes Berg | 3ad3b92 | 2009-08-07 15:41:48 -0700 | [diff] [blame] | 718 | struct iwl_tt_mgmt *tt = &priv->thermal_throttle; |
Wey-Yi Guy | fbf3a2a | 2009-07-24 11:13:04 -0700 | [diff] [blame] | 719 | struct iwl_tt_restriction *restriction; |
| 720 | char buf[100]; |
| 721 | int pos = 0; |
| 722 | const size_t bufsz = sizeof(buf); |
Wey-Yi Guy | fbf3a2a | 2009-07-24 11:13:04 -0700 | [diff] [blame] | 723 | |
| 724 | pos += scnprintf(buf + pos, bufsz - pos, |
| 725 | "Thermal Throttling Mode: %s\n", |
Johannes Berg | 3ad3b92 | 2009-08-07 15:41:48 -0700 | [diff] [blame] | 726 | tt->advanced_tt ? "Advance" : "Legacy"); |
Wey-Yi Guy | fbf3a2a | 2009-07-24 11:13:04 -0700 | [diff] [blame] | 727 | pos += scnprintf(buf + pos, bufsz - pos, |
| 728 | "Thermal Throttling State: %d\n", |
| 729 | tt->state); |
Johannes Berg | 3ad3b92 | 2009-08-07 15:41:48 -0700 | [diff] [blame] | 730 | if (tt->advanced_tt) { |
Wey-Yi Guy | fbf3a2a | 2009-07-24 11:13:04 -0700 | [diff] [blame] | 731 | restriction = tt->restriction + tt->state; |
| 732 | pos += scnprintf(buf + pos, bufsz - pos, |
| 733 | "Tx mode: %d\n", |
| 734 | restriction->tx_stream); |
| 735 | pos += scnprintf(buf + pos, bufsz - pos, |
| 736 | "Rx mode: %d\n", |
| 737 | restriction->rx_stream); |
| 738 | pos += scnprintf(buf + pos, bufsz - pos, |
| 739 | "HT mode: %d\n", |
| 740 | restriction->is_ht); |
| 741 | } |
Wey-Yi Guy | 4967c31 | 2010-02-18 15:22:07 -0800 | [diff] [blame] | 742 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
Wey-Yi Guy | fbf3a2a | 2009-07-24 11:13:04 -0700 | [diff] [blame] | 743 | } |
| 744 | |
Wey-Yi Guy | 1e4247d | 2009-07-27 13:50:15 -0700 | [diff] [blame] | 745 | static ssize_t iwl_dbgfs_disable_ht40_write(struct file *file, |
| 746 | const char __user *user_buf, |
| 747 | size_t count, loff_t *ppos) |
| 748 | { |
| 749 | struct iwl_priv *priv = file->private_data; |
| 750 | char buf[8]; |
| 751 | int buf_size; |
| 752 | int ht40; |
| 753 | |
| 754 | memset(buf, 0, sizeof(buf)); |
| 755 | buf_size = min(count, sizeof(buf) - 1); |
| 756 | if (copy_from_user(buf, user_buf, buf_size)) |
| 757 | return -EFAULT; |
| 758 | if (sscanf(buf, "%d", &ht40) != 1) |
| 759 | return -EFAULT; |
| 760 | if (!iwl_is_associated(priv)) |
| 761 | priv->disable_ht40 = ht40 ? true : false; |
| 762 | else { |
| 763 | IWL_ERR(priv, "Sta associated with AP - " |
| 764 | "Change to 40MHz channel support is not allowed\n"); |
| 765 | return -EINVAL; |
| 766 | } |
| 767 | |
| 768 | return count; |
| 769 | } |
| 770 | |
| 771 | static ssize_t iwl_dbgfs_disable_ht40_read(struct file *file, |
| 772 | char __user *user_buf, |
| 773 | size_t count, loff_t *ppos) |
| 774 | { |
H Hartley Sweeten | 28f63a4 | 2010-01-08 16:14:10 -0700 | [diff] [blame] | 775 | struct iwl_priv *priv = file->private_data; |
Wey-Yi Guy | 1e4247d | 2009-07-27 13:50:15 -0700 | [diff] [blame] | 776 | char buf[100]; |
| 777 | int pos = 0; |
| 778 | const size_t bufsz = sizeof(buf); |
Wey-Yi Guy | 1e4247d | 2009-07-27 13:50:15 -0700 | [diff] [blame] | 779 | |
| 780 | pos += scnprintf(buf + pos, bufsz - pos, |
| 781 | "11n 40MHz Mode: %s\n", |
| 782 | priv->disable_ht40 ? "Disabled" : "Enabled"); |
Wey-Yi Guy | 4967c31 | 2010-02-18 15:22:07 -0800 | [diff] [blame] | 783 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
Wey-Yi Guy | 1e4247d | 2009-07-27 13:50:15 -0700 | [diff] [blame] | 784 | } |
| 785 | |
Johannes Berg | e312c24 | 2009-08-07 15:41:51 -0700 | [diff] [blame] | 786 | static ssize_t iwl_dbgfs_sleep_level_override_write(struct file *file, |
| 787 | const char __user *user_buf, |
| 788 | size_t count, loff_t *ppos) |
| 789 | { |
| 790 | struct iwl_priv *priv = file->private_data; |
| 791 | char buf[8]; |
| 792 | int buf_size; |
| 793 | int value; |
| 794 | |
| 795 | memset(buf, 0, sizeof(buf)); |
| 796 | buf_size = min(count, sizeof(buf) - 1); |
| 797 | if (copy_from_user(buf, user_buf, buf_size)) |
| 798 | return -EFAULT; |
| 799 | |
| 800 | if (sscanf(buf, "%d", &value) != 1) |
| 801 | return -EINVAL; |
| 802 | |
| 803 | /* |
| 804 | * Our users expect 0 to be "CAM", but 0 isn't actually |
| 805 | * valid here. However, let's not confuse them and present |
| 806 | * IWL_POWER_INDEX_1 as "1", not "0". |
| 807 | */ |
Reinette Chatre | 1a34c04 | 2009-10-09 13:20:25 -0700 | [diff] [blame] | 808 | if (value == 0) |
| 809 | return -EINVAL; |
| 810 | else if (value > 0) |
Johannes Berg | e312c24 | 2009-08-07 15:41:51 -0700 | [diff] [blame] | 811 | value -= 1; |
| 812 | |
| 813 | if (value != -1 && (value < 0 || value >= IWL_POWER_NUM)) |
| 814 | return -EINVAL; |
| 815 | |
Wey-Yi Guy | 4ad177b | 2009-10-16 14:25:58 -0700 | [diff] [blame] | 816 | if (!iwl_is_ready_rf(priv)) |
| 817 | return -EAGAIN; |
| 818 | |
Johannes Berg | e312c24 | 2009-08-07 15:41:51 -0700 | [diff] [blame] | 819 | priv->power_data.debug_sleep_level_override = value; |
| 820 | |
Reinette Chatre | d3a5719 | 2010-01-21 11:52:28 -0800 | [diff] [blame] | 821 | mutex_lock(&priv->mutex); |
Wey-Yi Guy | 4ad177b | 2009-10-16 14:25:58 -0700 | [diff] [blame] | 822 | iwl_power_update_mode(priv, true); |
Reinette Chatre | d3a5719 | 2010-01-21 11:52:28 -0800 | [diff] [blame] | 823 | mutex_unlock(&priv->mutex); |
Johannes Berg | e312c24 | 2009-08-07 15:41:51 -0700 | [diff] [blame] | 824 | |
| 825 | return count; |
| 826 | } |
| 827 | |
| 828 | static ssize_t iwl_dbgfs_sleep_level_override_read(struct file *file, |
| 829 | char __user *user_buf, |
| 830 | size_t count, loff_t *ppos) |
| 831 | { |
H Hartley Sweeten | 28f63a4 | 2010-01-08 16:14:10 -0700 | [diff] [blame] | 832 | struct iwl_priv *priv = file->private_data; |
Johannes Berg | e312c24 | 2009-08-07 15:41:51 -0700 | [diff] [blame] | 833 | char buf[10]; |
| 834 | int pos, value; |
| 835 | const size_t bufsz = sizeof(buf); |
| 836 | |
| 837 | /* see the write function */ |
| 838 | value = priv->power_data.debug_sleep_level_override; |
| 839 | if (value >= 0) |
| 840 | value += 1; |
| 841 | |
| 842 | pos = scnprintf(buf, bufsz, "%d\n", value); |
| 843 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
| 844 | } |
| 845 | |
| 846 | static ssize_t iwl_dbgfs_current_sleep_command_read(struct file *file, |
| 847 | char __user *user_buf, |
| 848 | size_t count, loff_t *ppos) |
| 849 | { |
H Hartley Sweeten | 28f63a4 | 2010-01-08 16:14:10 -0700 | [diff] [blame] | 850 | struct iwl_priv *priv = file->private_data; |
Johannes Berg | e312c24 | 2009-08-07 15:41:51 -0700 | [diff] [blame] | 851 | char buf[200]; |
| 852 | int pos = 0, i; |
| 853 | const size_t bufsz = sizeof(buf); |
| 854 | struct iwl_powertable_cmd *cmd = &priv->power_data.sleep_cmd; |
| 855 | |
| 856 | pos += scnprintf(buf + pos, bufsz - pos, |
| 857 | "flags: %#.2x\n", le16_to_cpu(cmd->flags)); |
| 858 | pos += scnprintf(buf + pos, bufsz - pos, |
| 859 | "RX/TX timeout: %d/%d usec\n", |
| 860 | le32_to_cpu(cmd->rx_data_timeout), |
| 861 | le32_to_cpu(cmd->tx_data_timeout)); |
| 862 | for (i = 0; i < IWL_POWER_VEC_SIZE; i++) |
| 863 | pos += scnprintf(buf + pos, bufsz - pos, |
| 864 | "sleep_interval[%d]: %d\n", i, |
| 865 | le32_to_cpu(cmd->sleep_interval[i])); |
| 866 | |
| 867 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
| 868 | } |
| 869 | |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 870 | DEBUGFS_READ_WRITE_FILE_OPS(sram); |
Wey-Yi Guy | b03d7d0 | 2009-12-14 14:12:20 -0800 | [diff] [blame] | 871 | DEBUGFS_READ_WRITE_FILE_OPS(log_event); |
Wey-Yi Guy | 0848e29 | 2009-05-22 11:01:46 -0700 | [diff] [blame] | 872 | DEBUGFS_READ_FILE_OPS(nvm); |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 873 | DEBUGFS_READ_FILE_OPS(stations); |
Winkler, Tomas | d366df5 | 2008-12-02 12:14:01 -0800 | [diff] [blame] | 874 | DEBUGFS_READ_FILE_OPS(channels); |
Wey-Yi Guy | 08df05a | 2009-03-24 10:02:54 -0700 | [diff] [blame] | 875 | DEBUGFS_READ_FILE_OPS(status); |
Wey-Yi Guy | a83b914 | 2009-04-08 11:39:32 -0700 | [diff] [blame] | 876 | DEBUGFS_READ_WRITE_FILE_OPS(interrupt); |
Wey-Yi Guy | f5ad69f | 2009-07-09 10:33:36 -0700 | [diff] [blame] | 877 | DEBUGFS_READ_FILE_OPS(qos); |
Wey-Yi Guy | a283c01 | 2009-07-17 09:30:19 -0700 | [diff] [blame] | 878 | DEBUGFS_READ_FILE_OPS(led); |
Wey-Yi Guy | fbf3a2a | 2009-07-24 11:13:04 -0700 | [diff] [blame] | 879 | DEBUGFS_READ_FILE_OPS(thermal_throttling); |
Wey-Yi Guy | 1e4247d | 2009-07-27 13:50:15 -0700 | [diff] [blame] | 880 | DEBUGFS_READ_WRITE_FILE_OPS(disable_ht40); |
Johannes Berg | e312c24 | 2009-08-07 15:41:51 -0700 | [diff] [blame] | 881 | DEBUGFS_READ_WRITE_FILE_OPS(sleep_level_override); |
| 882 | DEBUGFS_READ_FILE_OPS(current_sleep_command); |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 883 | |
Wey-Yi Guy | 20594eb | 2009-08-07 15:41:39 -0700 | [diff] [blame] | 884 | static ssize_t iwl_dbgfs_traffic_log_read(struct file *file, |
| 885 | char __user *user_buf, |
| 886 | size_t count, loff_t *ppos) |
| 887 | { |
| 888 | struct iwl_priv *priv = file->private_data; |
| 889 | int pos = 0, ofs = 0; |
| 890 | int cnt = 0, entry; |
| 891 | struct iwl_tx_queue *txq; |
| 892 | struct iwl_queue *q; |
| 893 | struct iwl_rx_queue *rxq = &priv->rxq; |
| 894 | char *buf; |
| 895 | int bufsz = ((IWL_TRAFFIC_ENTRIES * IWL_TRAFFIC_ENTRY_SIZE * 64) * 2) + |
Wey-Yi Guy | 88804e2 | 2009-10-09 13:20:28 -0700 | [diff] [blame] | 896 | (priv->cfg->num_of_queues * 32 * 8) + 400; |
Wey-Yi Guy | 20594eb | 2009-08-07 15:41:39 -0700 | [diff] [blame] | 897 | const u8 *ptr; |
| 898 | ssize_t ret; |
| 899 | |
Wey-Yi Guy | 88804e2 | 2009-10-09 13:20:28 -0700 | [diff] [blame] | 900 | if (!priv->txq) { |
| 901 | IWL_ERR(priv, "txq not ready\n"); |
| 902 | return -EAGAIN; |
| 903 | } |
Wey-Yi Guy | 20594eb | 2009-08-07 15:41:39 -0700 | [diff] [blame] | 904 | buf = kzalloc(bufsz, GFP_KERNEL); |
| 905 | if (!buf) { |
| 906 | IWL_ERR(priv, "Can not allocate buffer\n"); |
| 907 | return -ENOMEM; |
| 908 | } |
| 909 | pos += scnprintf(buf + pos, bufsz - pos, "Tx Queue\n"); |
| 910 | for (cnt = 0; cnt < priv->hw_params.max_txq_num; cnt++) { |
| 911 | txq = &priv->txq[cnt]; |
| 912 | q = &txq->q; |
| 913 | pos += scnprintf(buf + pos, bufsz - pos, |
| 914 | "q[%d]: read_ptr: %u, write_ptr: %u\n", |
| 915 | cnt, q->read_ptr, q->write_ptr); |
| 916 | } |
| 917 | if (priv->tx_traffic && (iwl_debug_level & IWL_DL_TX)) { |
| 918 | ptr = priv->tx_traffic; |
| 919 | pos += scnprintf(buf + pos, bufsz - pos, |
| 920 | "Tx Traffic idx: %u\n", priv->tx_traffic_idx); |
| 921 | for (cnt = 0, ofs = 0; cnt < IWL_TRAFFIC_ENTRIES; cnt++) { |
| 922 | for (entry = 0; entry < IWL_TRAFFIC_ENTRY_SIZE / 16; |
| 923 | entry++, ofs += 16) { |
| 924 | pos += scnprintf(buf + pos, bufsz - pos, |
| 925 | "0x%.4x ", ofs); |
| 926 | hex_dump_to_buffer(ptr + ofs, 16, 16, 2, |
| 927 | buf + pos, bufsz - pos, 0); |
Reinette Chatre | 2fac971 | 2009-09-25 14:24:21 -0700 | [diff] [blame] | 928 | pos += strlen(buf + pos); |
Wey-Yi Guy | 20594eb | 2009-08-07 15:41:39 -0700 | [diff] [blame] | 929 | if (bufsz - pos > 0) |
| 930 | buf[pos++] = '\n'; |
| 931 | } |
| 932 | } |
| 933 | } |
| 934 | |
| 935 | pos += scnprintf(buf + pos, bufsz - pos, "Rx Queue\n"); |
| 936 | pos += scnprintf(buf + pos, bufsz - pos, |
| 937 | "read: %u, write: %u\n", |
| 938 | rxq->read, rxq->write); |
| 939 | |
| 940 | if (priv->rx_traffic && (iwl_debug_level & IWL_DL_RX)) { |
| 941 | ptr = priv->rx_traffic; |
| 942 | pos += scnprintf(buf + pos, bufsz - pos, |
| 943 | "Rx Traffic idx: %u\n", priv->rx_traffic_idx); |
| 944 | for (cnt = 0, ofs = 0; cnt < IWL_TRAFFIC_ENTRIES; cnt++) { |
| 945 | for (entry = 0; entry < IWL_TRAFFIC_ENTRY_SIZE / 16; |
| 946 | entry++, ofs += 16) { |
| 947 | pos += scnprintf(buf + pos, bufsz - pos, |
| 948 | "0x%.4x ", ofs); |
| 949 | hex_dump_to_buffer(ptr + ofs, 16, 16, 2, |
| 950 | buf + pos, bufsz - pos, 0); |
Reinette Chatre | 2fac971 | 2009-09-25 14:24:21 -0700 | [diff] [blame] | 951 | pos += strlen(buf + pos); |
Wey-Yi Guy | 20594eb | 2009-08-07 15:41:39 -0700 | [diff] [blame] | 952 | if (bufsz - pos > 0) |
| 953 | buf[pos++] = '\n'; |
| 954 | } |
| 955 | } |
| 956 | } |
| 957 | |
| 958 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
| 959 | kfree(buf); |
| 960 | return ret; |
| 961 | } |
| 962 | |
| 963 | static ssize_t iwl_dbgfs_traffic_log_write(struct file *file, |
| 964 | const char __user *user_buf, |
| 965 | size_t count, loff_t *ppos) |
| 966 | { |
| 967 | struct iwl_priv *priv = file->private_data; |
| 968 | char buf[8]; |
| 969 | int buf_size; |
| 970 | int traffic_log; |
| 971 | |
| 972 | memset(buf, 0, sizeof(buf)); |
| 973 | buf_size = min(count, sizeof(buf) - 1); |
| 974 | if (copy_from_user(buf, user_buf, buf_size)) |
| 975 | return -EFAULT; |
| 976 | if (sscanf(buf, "%d", &traffic_log) != 1) |
| 977 | return -EFAULT; |
| 978 | if (traffic_log == 0) |
| 979 | iwl_reset_traffic_log(priv); |
| 980 | |
| 981 | return count; |
| 982 | } |
| 983 | |
Wey-Yi Guy | 141b03e | 2009-08-07 15:41:41 -0700 | [diff] [blame] | 984 | static ssize_t iwl_dbgfs_tx_queue_read(struct file *file, |
| 985 | char __user *user_buf, |
| 986 | size_t count, loff_t *ppos) { |
| 987 | |
H Hartley Sweeten | 28f63a4 | 2010-01-08 16:14:10 -0700 | [diff] [blame] | 988 | struct iwl_priv *priv = file->private_data; |
Wey-Yi Guy | 141b03e | 2009-08-07 15:41:41 -0700 | [diff] [blame] | 989 | struct iwl_tx_queue *txq; |
| 990 | struct iwl_queue *q; |
| 991 | char *buf; |
| 992 | int pos = 0; |
| 993 | int cnt; |
| 994 | int ret; |
Wey-Yi Guy | d23db55 | 2009-11-20 12:04:59 -0800 | [diff] [blame] | 995 | const size_t bufsz = sizeof(char) * 64 * priv->cfg->num_of_queues; |
Wey-Yi Guy | 141b03e | 2009-08-07 15:41:41 -0700 | [diff] [blame] | 996 | |
Wey-Yi Guy | 88804e2 | 2009-10-09 13:20:28 -0700 | [diff] [blame] | 997 | if (!priv->txq) { |
| 998 | IWL_ERR(priv, "txq not ready\n"); |
| 999 | return -EAGAIN; |
| 1000 | } |
Wey-Yi Guy | 141b03e | 2009-08-07 15:41:41 -0700 | [diff] [blame] | 1001 | buf = kzalloc(bufsz, GFP_KERNEL); |
| 1002 | if (!buf) |
| 1003 | return -ENOMEM; |
| 1004 | |
| 1005 | for (cnt = 0; cnt < priv->hw_params.max_txq_num; cnt++) { |
| 1006 | txq = &priv->txq[cnt]; |
| 1007 | q = &txq->q; |
| 1008 | pos += scnprintf(buf + pos, bufsz - pos, |
| 1009 | "hwq %.2d: read=%u write=%u stop=%d" |
| 1010 | " swq_id=%#.2x (ac %d/hwq %d)\n", |
| 1011 | cnt, q->read_ptr, q->write_ptr, |
| 1012 | !!test_bit(cnt, priv->queue_stopped), |
| 1013 | txq->swq_id, |
| 1014 | txq->swq_id & 0x80 ? txq->swq_id & 3 : |
| 1015 | txq->swq_id, |
| 1016 | txq->swq_id & 0x80 ? (txq->swq_id >> 2) & |
| 1017 | 0x1f : txq->swq_id); |
| 1018 | if (cnt >= 4) |
| 1019 | continue; |
| 1020 | /* for the ACs, display the stop count too */ |
| 1021 | pos += scnprintf(buf + pos, bufsz - pos, |
| 1022 | " stop-count: %d\n", |
| 1023 | atomic_read(&priv->queue_stop_count[cnt])); |
| 1024 | } |
| 1025 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
| 1026 | kfree(buf); |
| 1027 | return ret; |
| 1028 | } |
| 1029 | |
| 1030 | static ssize_t iwl_dbgfs_rx_queue_read(struct file *file, |
| 1031 | char __user *user_buf, |
| 1032 | size_t count, loff_t *ppos) { |
| 1033 | |
H Hartley Sweeten | 28f63a4 | 2010-01-08 16:14:10 -0700 | [diff] [blame] | 1034 | struct iwl_priv *priv = file->private_data; |
Wey-Yi Guy | 141b03e | 2009-08-07 15:41:41 -0700 | [diff] [blame] | 1035 | struct iwl_rx_queue *rxq = &priv->rxq; |
| 1036 | char buf[256]; |
| 1037 | int pos = 0; |
| 1038 | const size_t bufsz = sizeof(buf); |
| 1039 | |
| 1040 | pos += scnprintf(buf + pos, bufsz - pos, "read: %u\n", |
| 1041 | rxq->read); |
| 1042 | pos += scnprintf(buf + pos, bufsz - pos, "write: %u\n", |
| 1043 | rxq->write); |
| 1044 | pos += scnprintf(buf + pos, bufsz - pos, "free_count: %u\n", |
| 1045 | rxq->free_count); |
| 1046 | pos += scnprintf(buf + pos, bufsz - pos, "closed_rb_num: %u\n", |
| 1047 | le16_to_cpu(rxq->rb_stts->closed_rb_num) & 0x0FFF); |
| 1048 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
| 1049 | } |
| 1050 | |
Wey-Yi Guy | e8fe59a | 2009-08-07 15:41:42 -0700 | [diff] [blame] | 1051 | static ssize_t iwl_dbgfs_ucode_rx_stats_read(struct file *file, |
| 1052 | char __user *user_buf, |
| 1053 | size_t count, loff_t *ppos) |
| 1054 | { |
H Hartley Sweeten | 28f63a4 | 2010-01-08 16:14:10 -0700 | [diff] [blame] | 1055 | struct iwl_priv *priv = file->private_data; |
Abhijeet Kolekar | 17f36fc | 2010-04-16 10:03:54 -0700 | [diff] [blame] | 1056 | return priv->cfg->ops->lib->debugfs_ops.rx_stats_read(file, |
| 1057 | user_buf, count, ppos); |
Wey-Yi Guy | e8fe59a | 2009-08-07 15:41:42 -0700 | [diff] [blame] | 1058 | } |
| 1059 | |
| 1060 | static ssize_t iwl_dbgfs_ucode_tx_stats_read(struct file *file, |
| 1061 | char __user *user_buf, |
| 1062 | size_t count, loff_t *ppos) |
| 1063 | { |
H Hartley Sweeten | 28f63a4 | 2010-01-08 16:14:10 -0700 | [diff] [blame] | 1064 | struct iwl_priv *priv = file->private_data; |
Abhijeet Kolekar | 17f36fc | 2010-04-16 10:03:54 -0700 | [diff] [blame] | 1065 | return priv->cfg->ops->lib->debugfs_ops.tx_stats_read(file, |
| 1066 | user_buf, count, ppos); |
Wey-Yi Guy | e8fe59a | 2009-08-07 15:41:42 -0700 | [diff] [blame] | 1067 | } |
| 1068 | |
| 1069 | static ssize_t iwl_dbgfs_ucode_general_stats_read(struct file *file, |
| 1070 | char __user *user_buf, |
| 1071 | size_t count, loff_t *ppos) |
| 1072 | { |
H Hartley Sweeten | 28f63a4 | 2010-01-08 16:14:10 -0700 | [diff] [blame] | 1073 | struct iwl_priv *priv = file->private_data; |
Abhijeet Kolekar | 17f36fc | 2010-04-16 10:03:54 -0700 | [diff] [blame] | 1074 | return priv->cfg->ops->lib->debugfs_ops.general_stats_read(file, |
| 1075 | user_buf, count, ppos); |
Wey-Yi Guy | e8fe59a | 2009-08-07 15:41:42 -0700 | [diff] [blame] | 1076 | } |
| 1077 | |
Wey-Yi Guy | 5225935 | 2009-08-07 15:41:43 -0700 | [diff] [blame] | 1078 | static ssize_t iwl_dbgfs_sensitivity_read(struct file *file, |
| 1079 | char __user *user_buf, |
| 1080 | size_t count, loff_t *ppos) { |
| 1081 | |
H Hartley Sweeten | 28f63a4 | 2010-01-08 16:14:10 -0700 | [diff] [blame] | 1082 | struct iwl_priv *priv = file->private_data; |
Wey-Yi Guy | 5225935 | 2009-08-07 15:41:43 -0700 | [diff] [blame] | 1083 | int pos = 0; |
| 1084 | int cnt = 0; |
| 1085 | char *buf; |
| 1086 | int bufsz = sizeof(struct iwl_sensitivity_data) * 4 + 100; |
| 1087 | ssize_t ret; |
| 1088 | struct iwl_sensitivity_data *data; |
| 1089 | |
| 1090 | data = &priv->sensitivity_data; |
| 1091 | buf = kzalloc(bufsz, GFP_KERNEL); |
| 1092 | if (!buf) { |
| 1093 | IWL_ERR(priv, "Can not allocate Buffer\n"); |
| 1094 | return -ENOMEM; |
| 1095 | } |
| 1096 | |
| 1097 | pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm:\t\t\t %u\n", |
| 1098 | data->auto_corr_ofdm); |
| 1099 | pos += scnprintf(buf + pos, bufsz - pos, |
| 1100 | "auto_corr_ofdm_mrc:\t\t %u\n", |
| 1101 | data->auto_corr_ofdm_mrc); |
| 1102 | pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm_x1:\t\t %u\n", |
| 1103 | data->auto_corr_ofdm_x1); |
| 1104 | pos += scnprintf(buf + pos, bufsz - pos, |
| 1105 | "auto_corr_ofdm_mrc_x1:\t\t %u\n", |
| 1106 | data->auto_corr_ofdm_mrc_x1); |
| 1107 | pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_cck:\t\t\t %u\n", |
| 1108 | data->auto_corr_cck); |
| 1109 | pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_cck_mrc:\t\t %u\n", |
| 1110 | data->auto_corr_cck_mrc); |
| 1111 | pos += scnprintf(buf + pos, bufsz - pos, |
| 1112 | "last_bad_plcp_cnt_ofdm:\t\t %u\n", |
| 1113 | data->last_bad_plcp_cnt_ofdm); |
| 1114 | pos += scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_ofdm:\t\t %u\n", |
| 1115 | data->last_fa_cnt_ofdm); |
| 1116 | pos += scnprintf(buf + pos, bufsz - pos, |
| 1117 | "last_bad_plcp_cnt_cck:\t\t %u\n", |
| 1118 | data->last_bad_plcp_cnt_cck); |
| 1119 | pos += scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_cck:\t\t %u\n", |
| 1120 | data->last_fa_cnt_cck); |
| 1121 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_curr_state:\t\t\t %u\n", |
| 1122 | data->nrg_curr_state); |
| 1123 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_prev_state:\t\t\t %u\n", |
| 1124 | data->nrg_prev_state); |
| 1125 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_value:\t\t\t"); |
| 1126 | for (cnt = 0; cnt < 10; cnt++) { |
| 1127 | pos += scnprintf(buf + pos, bufsz - pos, " %u", |
| 1128 | data->nrg_value[cnt]); |
| 1129 | } |
| 1130 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); |
| 1131 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_rssi:\t\t"); |
| 1132 | for (cnt = 0; cnt < NRG_NUM_PREV_STAT_L; cnt++) { |
| 1133 | pos += scnprintf(buf + pos, bufsz - pos, " %u", |
| 1134 | data->nrg_silence_rssi[cnt]); |
| 1135 | } |
| 1136 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); |
| 1137 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_ref:\t\t %u\n", |
| 1138 | data->nrg_silence_ref); |
| 1139 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_energy_idx:\t\t\t %u\n", |
| 1140 | data->nrg_energy_idx); |
| 1141 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_idx:\t\t %u\n", |
| 1142 | data->nrg_silence_idx); |
| 1143 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_th_cck:\t\t\t %u\n", |
| 1144 | data->nrg_th_cck); |
| 1145 | pos += scnprintf(buf + pos, bufsz - pos, |
| 1146 | "nrg_auto_corr_silence_diff:\t %u\n", |
| 1147 | data->nrg_auto_corr_silence_diff); |
| 1148 | pos += scnprintf(buf + pos, bufsz - pos, "num_in_cck_no_fa:\t\t %u\n", |
| 1149 | data->num_in_cck_no_fa); |
| 1150 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_th_ofdm:\t\t\t %u\n", |
| 1151 | data->nrg_th_ofdm); |
| 1152 | |
| 1153 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
| 1154 | kfree(buf); |
| 1155 | return ret; |
| 1156 | } |
| 1157 | |
| 1158 | |
| 1159 | static ssize_t iwl_dbgfs_chain_noise_read(struct file *file, |
| 1160 | char __user *user_buf, |
| 1161 | size_t count, loff_t *ppos) { |
| 1162 | |
H Hartley Sweeten | 28f63a4 | 2010-01-08 16:14:10 -0700 | [diff] [blame] | 1163 | struct iwl_priv *priv = file->private_data; |
Wey-Yi Guy | 5225935 | 2009-08-07 15:41:43 -0700 | [diff] [blame] | 1164 | int pos = 0; |
| 1165 | int cnt = 0; |
| 1166 | char *buf; |
| 1167 | int bufsz = sizeof(struct iwl_chain_noise_data) * 4 + 100; |
| 1168 | ssize_t ret; |
| 1169 | struct iwl_chain_noise_data *data; |
| 1170 | |
| 1171 | data = &priv->chain_noise_data; |
| 1172 | buf = kzalloc(bufsz, GFP_KERNEL); |
| 1173 | if (!buf) { |
| 1174 | IWL_ERR(priv, "Can not allocate Buffer\n"); |
| 1175 | return -ENOMEM; |
| 1176 | } |
| 1177 | |
| 1178 | pos += scnprintf(buf + pos, bufsz - pos, "active_chains:\t\t\t %u\n", |
| 1179 | data->active_chains); |
| 1180 | pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_a:\t\t\t %u\n", |
| 1181 | data->chain_noise_a); |
| 1182 | pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_b:\t\t\t %u\n", |
| 1183 | data->chain_noise_b); |
| 1184 | pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_c:\t\t\t %u\n", |
| 1185 | data->chain_noise_c); |
| 1186 | pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_a:\t\t\t %u\n", |
| 1187 | data->chain_signal_a); |
| 1188 | pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_b:\t\t\t %u\n", |
| 1189 | data->chain_signal_b); |
| 1190 | pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_c:\t\t\t %u\n", |
| 1191 | data->chain_signal_c); |
| 1192 | pos += scnprintf(buf + pos, bufsz - pos, "beacon_count:\t\t\t %u\n", |
| 1193 | data->beacon_count); |
| 1194 | |
| 1195 | pos += scnprintf(buf + pos, bufsz - pos, "disconn_array:\t\t\t"); |
| 1196 | for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) { |
| 1197 | pos += scnprintf(buf + pos, bufsz - pos, " %u", |
| 1198 | data->disconn_array[cnt]); |
| 1199 | } |
| 1200 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); |
| 1201 | pos += scnprintf(buf + pos, bufsz - pos, "delta_gain_code:\t\t"); |
| 1202 | for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) { |
| 1203 | pos += scnprintf(buf + pos, bufsz - pos, " %u", |
| 1204 | data->delta_gain_code[cnt]); |
| 1205 | } |
| 1206 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); |
| 1207 | pos += scnprintf(buf + pos, bufsz - pos, "radio_write:\t\t\t %u\n", |
| 1208 | data->radio_write); |
| 1209 | pos += scnprintf(buf + pos, bufsz - pos, "state:\t\t\t\t %u\n", |
| 1210 | data->state); |
| 1211 | |
| 1212 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
| 1213 | kfree(buf); |
| 1214 | return ret; |
| 1215 | } |
| 1216 | |
Wey-Yi Guy | f204b24 | 2009-08-21 13:34:19 -0700 | [diff] [blame] | 1217 | static ssize_t iwl_dbgfs_tx_power_read(struct file *file, |
| 1218 | char __user *user_buf, |
| 1219 | size_t count, loff_t *ppos) { |
| 1220 | |
H Hartley Sweeten | 28f63a4 | 2010-01-08 16:14:10 -0700 | [diff] [blame] | 1221 | struct iwl_priv *priv = file->private_data; |
Wey-Yi Guy | f204b24 | 2009-08-21 13:34:19 -0700 | [diff] [blame] | 1222 | char buf[128]; |
| 1223 | int pos = 0; |
Wey-Yi Guy | f204b24 | 2009-08-21 13:34:19 -0700 | [diff] [blame] | 1224 | const size_t bufsz = sizeof(buf); |
| 1225 | struct statistics_tx *tx; |
| 1226 | |
| 1227 | if (!iwl_is_alive(priv)) |
| 1228 | pos += scnprintf(buf + pos, bufsz - pos, "N/A\n"); |
| 1229 | else { |
Wey-Yi Guy | f204b24 | 2009-08-21 13:34:19 -0700 | [diff] [blame] | 1230 | tx = &priv->statistics.tx; |
| 1231 | if (tx->tx_power.ant_a || |
| 1232 | tx->tx_power.ant_b || |
| 1233 | tx->tx_power.ant_c) { |
| 1234 | pos += scnprintf(buf + pos, bufsz - pos, |
| 1235 | "tx power: (1/2 dB step)\n"); |
| 1236 | if ((priv->cfg->valid_tx_ant & ANT_A) && |
| 1237 | tx->tx_power.ant_a) |
| 1238 | pos += scnprintf(buf + pos, bufsz - pos, |
| 1239 | "\tantenna A: 0x%X\n", |
| 1240 | tx->tx_power.ant_a); |
| 1241 | if ((priv->cfg->valid_tx_ant & ANT_B) && |
| 1242 | tx->tx_power.ant_b) |
| 1243 | pos += scnprintf(buf + pos, bufsz - pos, |
| 1244 | "\tantenna B: 0x%X\n", |
| 1245 | tx->tx_power.ant_b); |
| 1246 | if ((priv->cfg->valid_tx_ant & ANT_C) && |
| 1247 | tx->tx_power.ant_c) |
| 1248 | pos += scnprintf(buf + pos, bufsz - pos, |
| 1249 | "\tantenna C: 0x%X\n", |
| 1250 | tx->tx_power.ant_c); |
| 1251 | } else |
| 1252 | pos += scnprintf(buf + pos, bufsz - pos, "N/A\n"); |
| 1253 | } |
| 1254 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
| 1255 | } |
| 1256 | |
Wey-Yi Guy | c09430a | 2009-10-16 14:25:50 -0700 | [diff] [blame] | 1257 | static ssize_t iwl_dbgfs_power_save_status_read(struct file *file, |
| 1258 | char __user *user_buf, |
| 1259 | size_t count, loff_t *ppos) |
| 1260 | { |
H Hartley Sweeten | 28f63a4 | 2010-01-08 16:14:10 -0700 | [diff] [blame] | 1261 | struct iwl_priv *priv = file->private_data; |
Wey-Yi Guy | c09430a | 2009-10-16 14:25:50 -0700 | [diff] [blame] | 1262 | char buf[60]; |
| 1263 | int pos = 0; |
| 1264 | const size_t bufsz = sizeof(buf); |
| 1265 | u32 pwrsave_status; |
| 1266 | |
| 1267 | pwrsave_status = iwl_read32(priv, CSR_GP_CNTRL) & |
| 1268 | CSR_GP_REG_POWER_SAVE_STATUS_MSK; |
| 1269 | |
| 1270 | pos += scnprintf(buf + pos, bufsz - pos, "Power Save Status: "); |
| 1271 | pos += scnprintf(buf + pos, bufsz - pos, "%s\n", |
| 1272 | (pwrsave_status == CSR_GP_REG_NO_POWER_SAVE) ? "none" : |
| 1273 | (pwrsave_status == CSR_GP_REG_MAC_POWER_SAVE) ? "MAC" : |
| 1274 | (pwrsave_status == CSR_GP_REG_PHY_POWER_SAVE) ? "PHY" : |
| 1275 | "error"); |
| 1276 | |
| 1277 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
| 1278 | } |
| 1279 | |
Wey-Yi Guy | 7163b8a | 2009-11-20 12:04:56 -0800 | [diff] [blame] | 1280 | static ssize_t iwl_dbgfs_clear_ucode_statistics_write(struct file *file, |
Wey-Yi Guy | ef8d552 | 2009-11-13 11:56:28 -0800 | [diff] [blame] | 1281 | const char __user *user_buf, |
| 1282 | size_t count, loff_t *ppos) |
| 1283 | { |
| 1284 | struct iwl_priv *priv = file->private_data; |
| 1285 | char buf[8]; |
| 1286 | int buf_size; |
| 1287 | int clear; |
| 1288 | |
| 1289 | memset(buf, 0, sizeof(buf)); |
| 1290 | buf_size = min(count, sizeof(buf) - 1); |
| 1291 | if (copy_from_user(buf, user_buf, buf_size)) |
| 1292 | return -EFAULT; |
| 1293 | if (sscanf(buf, "%d", &clear) != 1) |
| 1294 | return -EFAULT; |
| 1295 | |
| 1296 | /* make request to uCode to retrieve statistics information */ |
| 1297 | mutex_lock(&priv->mutex); |
| 1298 | iwl_send_statistics_request(priv, CMD_SYNC, true); |
| 1299 | mutex_unlock(&priv->mutex); |
| 1300 | |
| 1301 | return count; |
| 1302 | } |
| 1303 | |
Wey-Yi Guy | 696bdee | 2009-12-10 14:37:25 -0800 | [diff] [blame] | 1304 | static ssize_t iwl_dbgfs_csr_write(struct file *file, |
| 1305 | const char __user *user_buf, |
| 1306 | size_t count, loff_t *ppos) |
| 1307 | { |
| 1308 | struct iwl_priv *priv = file->private_data; |
| 1309 | char buf[8]; |
| 1310 | int buf_size; |
| 1311 | int csr; |
| 1312 | |
| 1313 | memset(buf, 0, sizeof(buf)); |
| 1314 | buf_size = min(count, sizeof(buf) - 1); |
| 1315 | if (copy_from_user(buf, user_buf, buf_size)) |
| 1316 | return -EFAULT; |
| 1317 | if (sscanf(buf, "%d", &csr) != 1) |
| 1318 | return -EFAULT; |
| 1319 | |
| 1320 | if (priv->cfg->ops->lib->dump_csr) |
| 1321 | priv->cfg->ops->lib->dump_csr(priv); |
| 1322 | |
| 1323 | return count; |
| 1324 | } |
| 1325 | |
Wey-Yi Guy | a9e1cb6 | 2009-12-10 14:37:26 -0800 | [diff] [blame] | 1326 | static ssize_t iwl_dbgfs_ucode_tracing_read(struct file *file, |
| 1327 | char __user *user_buf, |
| 1328 | size_t count, loff_t *ppos) { |
| 1329 | |
| 1330 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; |
| 1331 | int pos = 0; |
| 1332 | char buf[128]; |
| 1333 | const size_t bufsz = sizeof(buf); |
Wey-Yi Guy | a9e1cb6 | 2009-12-10 14:37:26 -0800 | [diff] [blame] | 1334 | |
| 1335 | pos += scnprintf(buf + pos, bufsz - pos, "ucode trace timer is %s\n", |
| 1336 | priv->event_log.ucode_trace ? "On" : "Off"); |
| 1337 | pos += scnprintf(buf + pos, bufsz - pos, "non_wraps_count:\t\t %u\n", |
| 1338 | priv->event_log.non_wraps_count); |
| 1339 | pos += scnprintf(buf + pos, bufsz - pos, "wraps_once_count:\t\t %u\n", |
| 1340 | priv->event_log.wraps_once_count); |
| 1341 | pos += scnprintf(buf + pos, bufsz - pos, "wraps_more_count:\t\t %u\n", |
| 1342 | priv->event_log.wraps_more_count); |
| 1343 | |
Wey-Yi Guy | 4967c31 | 2010-02-18 15:22:07 -0800 | [diff] [blame] | 1344 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
Wey-Yi Guy | a9e1cb6 | 2009-12-10 14:37:26 -0800 | [diff] [blame] | 1345 | } |
| 1346 | |
| 1347 | static ssize_t iwl_dbgfs_ucode_tracing_write(struct file *file, |
| 1348 | const char __user *user_buf, |
| 1349 | size_t count, loff_t *ppos) |
| 1350 | { |
| 1351 | struct iwl_priv *priv = file->private_data; |
| 1352 | char buf[8]; |
| 1353 | int buf_size; |
| 1354 | int trace; |
| 1355 | |
| 1356 | memset(buf, 0, sizeof(buf)); |
| 1357 | buf_size = min(count, sizeof(buf) - 1); |
| 1358 | if (copy_from_user(buf, user_buf, buf_size)) |
| 1359 | return -EFAULT; |
| 1360 | if (sscanf(buf, "%d", &trace) != 1) |
| 1361 | return -EFAULT; |
| 1362 | |
| 1363 | if (trace) { |
| 1364 | priv->event_log.ucode_trace = true; |
| 1365 | /* schedule the ucode timer to occur in UCODE_TRACE_PERIOD */ |
| 1366 | mod_timer(&priv->ucode_trace, |
| 1367 | jiffies + msecs_to_jiffies(UCODE_TRACE_PERIOD)); |
| 1368 | } else { |
| 1369 | priv->event_log.ucode_trace = false; |
| 1370 | del_timer_sync(&priv->ucode_trace); |
| 1371 | } |
| 1372 | |
| 1373 | return count; |
| 1374 | } |
| 1375 | |
Johannes Berg | 6098720 | 2010-02-18 00:36:07 -0800 | [diff] [blame] | 1376 | static ssize_t iwl_dbgfs_rxon_flags_read(struct file *file, |
| 1377 | char __user *user_buf, |
| 1378 | size_t count, loff_t *ppos) { |
| 1379 | |
| 1380 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; |
| 1381 | int len = 0; |
| 1382 | char buf[20]; |
| 1383 | |
| 1384 | len = sprintf(buf, "0x%04X\n", le32_to_cpu(priv->active_rxon.flags)); |
| 1385 | return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
| 1386 | } |
| 1387 | |
| 1388 | static ssize_t iwl_dbgfs_rxon_filter_flags_read(struct file *file, |
| 1389 | char __user *user_buf, |
| 1390 | size_t count, loff_t *ppos) { |
| 1391 | |
| 1392 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; |
| 1393 | int len = 0; |
| 1394 | char buf[20]; |
| 1395 | |
| 1396 | len = sprintf(buf, "0x%04X\n", |
| 1397 | le32_to_cpu(priv->active_rxon.filter_flags)); |
| 1398 | return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
| 1399 | } |
| 1400 | |
Wey-Yi Guy | 1b3eb82 | 2010-01-15 13:43:39 -0800 | [diff] [blame] | 1401 | static ssize_t iwl_dbgfs_fh_reg_read(struct file *file, |
| 1402 | char __user *user_buf, |
| 1403 | size_t count, loff_t *ppos) |
| 1404 | { |
| 1405 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; |
| 1406 | char *buf; |
| 1407 | int pos = 0; |
| 1408 | ssize_t ret = -EFAULT; |
| 1409 | |
| 1410 | if (priv->cfg->ops->lib->dump_fh) { |
| 1411 | ret = pos = priv->cfg->ops->lib->dump_fh(priv, &buf, true); |
| 1412 | if (buf) { |
| 1413 | ret = simple_read_from_buffer(user_buf, |
| 1414 | count, ppos, buf, pos); |
| 1415 | kfree(buf); |
| 1416 | } |
| 1417 | } |
| 1418 | |
| 1419 | return ret; |
| 1420 | } |
| 1421 | |
Wey-Yi Guy | a13d276 | 2010-01-22 14:22:42 -0800 | [diff] [blame] | 1422 | static ssize_t iwl_dbgfs_missed_beacon_read(struct file *file, |
| 1423 | char __user *user_buf, |
| 1424 | size_t count, loff_t *ppos) { |
| 1425 | |
| 1426 | struct iwl_priv *priv = file->private_data; |
| 1427 | int pos = 0; |
| 1428 | char buf[12]; |
| 1429 | const size_t bufsz = sizeof(buf); |
Wey-Yi Guy | a13d276 | 2010-01-22 14:22:42 -0800 | [diff] [blame] | 1430 | |
| 1431 | pos += scnprintf(buf + pos, bufsz - pos, "%d\n", |
| 1432 | priv->missed_beacon_threshold); |
| 1433 | |
Wey-Yi Guy | 4967c31 | 2010-02-18 15:22:07 -0800 | [diff] [blame] | 1434 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
Wey-Yi Guy | a13d276 | 2010-01-22 14:22:42 -0800 | [diff] [blame] | 1435 | } |
| 1436 | |
| 1437 | static ssize_t iwl_dbgfs_missed_beacon_write(struct file *file, |
| 1438 | const char __user *user_buf, |
| 1439 | size_t count, loff_t *ppos) |
| 1440 | { |
| 1441 | struct iwl_priv *priv = file->private_data; |
| 1442 | char buf[8]; |
| 1443 | int buf_size; |
| 1444 | int missed; |
| 1445 | |
| 1446 | memset(buf, 0, sizeof(buf)); |
| 1447 | buf_size = min(count, sizeof(buf) - 1); |
| 1448 | if (copy_from_user(buf, user_buf, buf_size)) |
| 1449 | return -EFAULT; |
| 1450 | if (sscanf(buf, "%d", &missed) != 1) |
| 1451 | return -EINVAL; |
| 1452 | |
| 1453 | if (missed < IWL_MISSED_BEACON_THRESHOLD_MIN || |
| 1454 | missed > IWL_MISSED_BEACON_THRESHOLD_MAX) |
| 1455 | priv->missed_beacon_threshold = |
| 1456 | IWL_MISSED_BEACON_THRESHOLD_DEF; |
| 1457 | else |
| 1458 | priv->missed_beacon_threshold = missed; |
| 1459 | |
| 1460 | return count; |
| 1461 | } |
| 1462 | |
Trieu 'Andrew' Nguyen | 3e4fb5f | 2010-01-22 14:22:46 -0800 | [diff] [blame] | 1463 | static ssize_t iwl_dbgfs_plcp_delta_read(struct file *file, |
| 1464 | char __user *user_buf, |
| 1465 | size_t count, loff_t *ppos) { |
| 1466 | |
| 1467 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; |
| 1468 | int pos = 0; |
| 1469 | char buf[12]; |
| 1470 | const size_t bufsz = sizeof(buf); |
Trieu 'Andrew' Nguyen | 3e4fb5f | 2010-01-22 14:22:46 -0800 | [diff] [blame] | 1471 | |
| 1472 | pos += scnprintf(buf + pos, bufsz - pos, "%u\n", |
| 1473 | priv->cfg->plcp_delta_threshold); |
| 1474 | |
Wey-Yi Guy | 4967c31 | 2010-02-18 15:22:07 -0800 | [diff] [blame] | 1475 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
Trieu 'Andrew' Nguyen | 3e4fb5f | 2010-01-22 14:22:46 -0800 | [diff] [blame] | 1476 | } |
| 1477 | |
| 1478 | static ssize_t iwl_dbgfs_plcp_delta_write(struct file *file, |
| 1479 | const char __user *user_buf, |
| 1480 | size_t count, loff_t *ppos) { |
| 1481 | |
| 1482 | struct iwl_priv *priv = file->private_data; |
| 1483 | char buf[8]; |
| 1484 | int buf_size; |
| 1485 | int plcp; |
| 1486 | |
| 1487 | memset(buf, 0, sizeof(buf)); |
| 1488 | buf_size = min(count, sizeof(buf) - 1); |
| 1489 | if (copy_from_user(buf, user_buf, buf_size)) |
| 1490 | return -EFAULT; |
| 1491 | if (sscanf(buf, "%d", &plcp) != 1) |
| 1492 | return -EINVAL; |
| 1493 | if ((plcp <= IWL_MAX_PLCP_ERR_THRESHOLD_MIN) || |
| 1494 | (plcp > IWL_MAX_PLCP_ERR_THRESHOLD_MAX)) |
| 1495 | priv->cfg->plcp_delta_threshold = |
| 1496 | IWL_MAX_PLCP_ERR_THRESHOLD_DEF; |
| 1497 | else |
| 1498 | priv->cfg->plcp_delta_threshold = plcp; |
| 1499 | return count; |
| 1500 | } |
| 1501 | |
Wey-Yi Guy | 528c312 | 2010-02-18 22:03:07 -0800 | [diff] [blame] | 1502 | static ssize_t iwl_dbgfs_force_reset_read(struct file *file, |
| 1503 | char __user *user_buf, |
| 1504 | size_t count, loff_t *ppos) { |
| 1505 | |
| 1506 | struct iwl_priv *priv = file->private_data; |
| 1507 | int i, pos = 0; |
| 1508 | char buf[300]; |
| 1509 | const size_t bufsz = sizeof(buf); |
| 1510 | struct iwl_force_reset *force_reset; |
| 1511 | |
| 1512 | for (i = 0; i < IWL_MAX_FORCE_RESET; i++) { |
| 1513 | force_reset = &priv->force_reset[i]; |
| 1514 | pos += scnprintf(buf + pos, bufsz - pos, |
| 1515 | "Force reset method %d\n", i); |
| 1516 | pos += scnprintf(buf + pos, bufsz - pos, |
| 1517 | "\tnumber of reset request: %d\n", |
| 1518 | force_reset->reset_request_count); |
| 1519 | pos += scnprintf(buf + pos, bufsz - pos, |
| 1520 | "\tnumber of reset request success: %d\n", |
| 1521 | force_reset->reset_success_count); |
| 1522 | pos += scnprintf(buf + pos, bufsz - pos, |
| 1523 | "\tnumber of reset request reject: %d\n", |
| 1524 | force_reset->reset_reject_count); |
| 1525 | pos += scnprintf(buf + pos, bufsz - pos, |
| 1526 | "\treset duration: %lu\n", |
| 1527 | force_reset->reset_duration); |
| 1528 | } |
| 1529 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
| 1530 | } |
| 1531 | |
Wey-Yi Guy | 04cafd7 | 2010-02-03 11:47:20 -0800 | [diff] [blame] | 1532 | static ssize_t iwl_dbgfs_force_reset_write(struct file *file, |
| 1533 | const char __user *user_buf, |
| 1534 | size_t count, loff_t *ppos) { |
| 1535 | |
| 1536 | struct iwl_priv *priv = file->private_data; |
| 1537 | char buf[8]; |
| 1538 | int buf_size; |
| 1539 | int reset, ret; |
| 1540 | |
| 1541 | memset(buf, 0, sizeof(buf)); |
| 1542 | buf_size = min(count, sizeof(buf) - 1); |
| 1543 | if (copy_from_user(buf, user_buf, buf_size)) |
| 1544 | return -EFAULT; |
| 1545 | if (sscanf(buf, "%d", &reset) != 1) |
| 1546 | return -EINVAL; |
| 1547 | switch (reset) { |
| 1548 | case IWL_RF_RESET: |
| 1549 | case IWL_FW_RESET: |
| 1550 | ret = iwl_force_reset(priv, reset); |
| 1551 | break; |
| 1552 | default: |
| 1553 | return -EINVAL; |
| 1554 | } |
| 1555 | return ret ? ret : count; |
| 1556 | } |
| 1557 | |
Wey-Yi Guy | 7163b8a | 2009-11-20 12:04:56 -0800 | [diff] [blame] | 1558 | DEBUGFS_READ_FILE_OPS(rx_statistics); |
| 1559 | DEBUGFS_READ_FILE_OPS(tx_statistics); |
Wey-Yi Guy | 20594eb | 2009-08-07 15:41:39 -0700 | [diff] [blame] | 1560 | DEBUGFS_READ_WRITE_FILE_OPS(traffic_log); |
Wey-Yi Guy | 141b03e | 2009-08-07 15:41:41 -0700 | [diff] [blame] | 1561 | DEBUGFS_READ_FILE_OPS(rx_queue); |
| 1562 | DEBUGFS_READ_FILE_OPS(tx_queue); |
Wey-Yi Guy | e8fe59a | 2009-08-07 15:41:42 -0700 | [diff] [blame] | 1563 | DEBUGFS_READ_FILE_OPS(ucode_rx_stats); |
| 1564 | DEBUGFS_READ_FILE_OPS(ucode_tx_stats); |
| 1565 | DEBUGFS_READ_FILE_OPS(ucode_general_stats); |
Wey-Yi Guy | 5225935 | 2009-08-07 15:41:43 -0700 | [diff] [blame] | 1566 | DEBUGFS_READ_FILE_OPS(sensitivity); |
| 1567 | DEBUGFS_READ_FILE_OPS(chain_noise); |
Wey-Yi Guy | f204b24 | 2009-08-21 13:34:19 -0700 | [diff] [blame] | 1568 | DEBUGFS_READ_FILE_OPS(tx_power); |
Wey-Yi Guy | c09430a | 2009-10-16 14:25:50 -0700 | [diff] [blame] | 1569 | DEBUGFS_READ_FILE_OPS(power_save_status); |
Wey-Yi Guy | 7163b8a | 2009-11-20 12:04:56 -0800 | [diff] [blame] | 1570 | DEBUGFS_WRITE_FILE_OPS(clear_ucode_statistics); |
| 1571 | DEBUGFS_WRITE_FILE_OPS(clear_traffic_statistics); |
Wey-Yi Guy | 696bdee | 2009-12-10 14:37:25 -0800 | [diff] [blame] | 1572 | DEBUGFS_WRITE_FILE_OPS(csr); |
Wey-Yi Guy | a9e1cb6 | 2009-12-10 14:37:26 -0800 | [diff] [blame] | 1573 | DEBUGFS_READ_WRITE_FILE_OPS(ucode_tracing); |
Wey-Yi Guy | 1b3eb82 | 2010-01-15 13:43:39 -0800 | [diff] [blame] | 1574 | DEBUGFS_READ_FILE_OPS(fh_reg); |
Wey-Yi Guy | a13d276 | 2010-01-22 14:22:42 -0800 | [diff] [blame] | 1575 | DEBUGFS_READ_WRITE_FILE_OPS(missed_beacon); |
Trieu 'Andrew' Nguyen | 3e4fb5f | 2010-01-22 14:22:46 -0800 | [diff] [blame] | 1576 | DEBUGFS_READ_WRITE_FILE_OPS(plcp_delta); |
Wey-Yi Guy | 528c312 | 2010-02-18 22:03:07 -0800 | [diff] [blame] | 1577 | DEBUGFS_READ_WRITE_FILE_OPS(force_reset); |
Johannes Berg | 6098720 | 2010-02-18 00:36:07 -0800 | [diff] [blame] | 1578 | DEBUGFS_READ_FILE_OPS(rxon_flags); |
| 1579 | DEBUGFS_READ_FILE_OPS(rxon_filter_flags); |
Wey-Yi Guy | 20594eb | 2009-08-07 15:41:39 -0700 | [diff] [blame] | 1580 | |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 1581 | /* |
| 1582 | * Create the debugfs files and directories |
| 1583 | * |
| 1584 | */ |
| 1585 | int iwl_dbgfs_register(struct iwl_priv *priv, const char *name) |
| 1586 | { |
Zhu Yi | 95b1a82 | 2008-05-29 16:34:50 +0800 | [diff] [blame] | 1587 | struct dentry *phyd = priv->hw->wiphy->debugfsdir; |
Johannes Berg | 4c84a8f | 2010-01-22 14:22:54 -0800 | [diff] [blame] | 1588 | struct dentry *dir_drv, *dir_data, *dir_rf, *dir_debug; |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 1589 | |
Johannes Berg | 4c84a8f | 2010-01-22 14:22:54 -0800 | [diff] [blame] | 1590 | dir_drv = debugfs_create_dir(name, phyd); |
| 1591 | if (!dir_drv) |
| 1592 | return -ENOMEM; |
| 1593 | |
| 1594 | priv->debugfs_dir = dir_drv; |
| 1595 | |
| 1596 | dir_data = debugfs_create_dir("data", dir_drv); |
| 1597 | if (!dir_data) |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 1598 | goto err; |
Johannes Berg | 4c84a8f | 2010-01-22 14:22:54 -0800 | [diff] [blame] | 1599 | dir_rf = debugfs_create_dir("rf", dir_drv); |
| 1600 | if (!dir_rf) |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 1601 | goto err; |
Johannes Berg | 4c84a8f | 2010-01-22 14:22:54 -0800 | [diff] [blame] | 1602 | dir_debug = debugfs_create_dir("debug", dir_drv); |
| 1603 | if (!dir_debug) |
| 1604 | goto err; |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 1605 | |
Johannes Berg | 4c84a8f | 2010-01-22 14:22:54 -0800 | [diff] [blame] | 1606 | DEBUGFS_ADD_FILE(nvm, dir_data, S_IRUSR); |
| 1607 | DEBUGFS_ADD_FILE(sram, dir_data, S_IWUSR | S_IRUSR); |
| 1608 | DEBUGFS_ADD_FILE(log_event, dir_data, S_IWUSR | S_IRUSR); |
| 1609 | DEBUGFS_ADD_FILE(stations, dir_data, S_IRUSR); |
| 1610 | DEBUGFS_ADD_FILE(channels, dir_data, S_IRUSR); |
| 1611 | DEBUGFS_ADD_FILE(status, dir_data, S_IRUSR); |
| 1612 | DEBUGFS_ADD_FILE(interrupt, dir_data, S_IWUSR | S_IRUSR); |
| 1613 | DEBUGFS_ADD_FILE(qos, dir_data, S_IRUSR); |
| 1614 | DEBUGFS_ADD_FILE(led, dir_data, S_IRUSR); |
Wey-Yi Guy | 381733c | 2010-04-25 09:39:46 -0700 | [diff] [blame^] | 1615 | if (!priv->cfg->broken_powersave) { |
| 1616 | DEBUGFS_ADD_FILE(sleep_level_override, dir_data, |
| 1617 | S_IWUSR | S_IRUSR); |
| 1618 | DEBUGFS_ADD_FILE(current_sleep_command, dir_data, S_IRUSR); |
| 1619 | } |
Johannes Berg | 4c84a8f | 2010-01-22 14:22:54 -0800 | [diff] [blame] | 1620 | DEBUGFS_ADD_FILE(thermal_throttling, dir_data, S_IRUSR); |
| 1621 | DEBUGFS_ADD_FILE(disable_ht40, dir_data, S_IWUSR | S_IRUSR); |
| 1622 | DEBUGFS_ADD_FILE(rx_statistics, dir_debug, S_IRUSR); |
| 1623 | DEBUGFS_ADD_FILE(tx_statistics, dir_debug, S_IRUSR); |
| 1624 | DEBUGFS_ADD_FILE(traffic_log, dir_debug, S_IWUSR | S_IRUSR); |
| 1625 | DEBUGFS_ADD_FILE(rx_queue, dir_debug, S_IRUSR); |
| 1626 | DEBUGFS_ADD_FILE(tx_queue, dir_debug, S_IRUSR); |
| 1627 | DEBUGFS_ADD_FILE(tx_power, dir_debug, S_IRUSR); |
| 1628 | DEBUGFS_ADD_FILE(power_save_status, dir_debug, S_IRUSR); |
| 1629 | DEBUGFS_ADD_FILE(clear_ucode_statistics, dir_debug, S_IWUSR); |
| 1630 | DEBUGFS_ADD_FILE(clear_traffic_statistics, dir_debug, S_IWUSR); |
| 1631 | DEBUGFS_ADD_FILE(csr, dir_debug, S_IWUSR); |
| 1632 | DEBUGFS_ADD_FILE(fh_reg, dir_debug, S_IRUSR); |
| 1633 | DEBUGFS_ADD_FILE(missed_beacon, dir_debug, S_IWUSR); |
Johannes Berg | 4c84a8f | 2010-01-22 14:22:54 -0800 | [diff] [blame] | 1634 | DEBUGFS_ADD_FILE(plcp_delta, dir_debug, S_IWUSR | S_IRUSR); |
Wey-Yi Guy | 528c312 | 2010-02-18 22:03:07 -0800 | [diff] [blame] | 1635 | DEBUGFS_ADD_FILE(force_reset, dir_debug, S_IWUSR | S_IRUSR); |
Abhijeet Kolekar | b8c7626 | 2010-04-08 15:29:07 -0700 | [diff] [blame] | 1636 | DEBUGFS_ADD_FILE(ucode_rx_stats, dir_debug, S_IRUSR); |
| 1637 | DEBUGFS_ADD_FILE(ucode_tx_stats, dir_debug, S_IRUSR); |
| 1638 | DEBUGFS_ADD_FILE(ucode_general_stats, dir_debug, S_IRUSR); |
| 1639 | |
Wey-Yi Guy | e8fe59a | 2009-08-07 15:41:42 -0700 | [diff] [blame] | 1640 | if ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) != CSR_HW_REV_TYPE_3945) { |
Johannes Berg | 4c84a8f | 2010-01-22 14:22:54 -0800 | [diff] [blame] | 1641 | DEBUGFS_ADD_FILE(sensitivity, dir_debug, S_IRUSR); |
| 1642 | DEBUGFS_ADD_FILE(chain_noise, dir_debug, S_IRUSR); |
| 1643 | DEBUGFS_ADD_FILE(ucode_tracing, dir_debug, S_IWUSR | S_IRUSR); |
Wey-Yi Guy | e8fe59a | 2009-08-07 15:41:42 -0700 | [diff] [blame] | 1644 | } |
Johannes Berg | 6098720 | 2010-02-18 00:36:07 -0800 | [diff] [blame] | 1645 | DEBUGFS_ADD_FILE(rxon_flags, dir_debug, S_IWUSR); |
| 1646 | DEBUGFS_ADD_FILE(rxon_filter_flags, dir_debug, S_IWUSR); |
Johannes Berg | 4c84a8f | 2010-01-22 14:22:54 -0800 | [diff] [blame] | 1647 | DEBUGFS_ADD_BOOL(disable_sensitivity, dir_rf, &priv->disable_sens_cal); |
| 1648 | DEBUGFS_ADD_BOOL(disable_chain_noise, dir_rf, |
Tomas Winkler | 445c2df | 2008-05-15 13:54:16 +0800 | [diff] [blame] | 1649 | &priv->disable_chain_noise_cal); |
Wey-Yi Guy | 030b865 | 2009-06-12 13:22:55 -0700 | [diff] [blame] | 1650 | if (((priv->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_4965) || |
| 1651 | ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_3945)) |
Johannes Berg | 4c84a8f | 2010-01-22 14:22:54 -0800 | [diff] [blame] | 1652 | DEBUGFS_ADD_BOOL(disable_tx_power, dir_rf, |
Wey-Yi Guy | 030b865 | 2009-06-12 13:22:55 -0700 | [diff] [blame] | 1653 | &priv->disable_tx_power_cal); |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 1654 | return 0; |
| 1655 | |
| 1656 | err: |
Johannes Berg | 4c84a8f | 2010-01-22 14:22:54 -0800 | [diff] [blame] | 1657 | IWL_ERR(priv, "Can't create the debugfs directory\n"); |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 1658 | iwl_dbgfs_unregister(priv); |
Johannes Berg | 4c84a8f | 2010-01-22 14:22:54 -0800 | [diff] [blame] | 1659 | return -ENOMEM; |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 1660 | } |
| 1661 | EXPORT_SYMBOL(iwl_dbgfs_register); |
| 1662 | |
| 1663 | /** |
| 1664 | * Remove the debugfs files and directories |
| 1665 | * |
| 1666 | */ |
| 1667 | void iwl_dbgfs_unregister(struct iwl_priv *priv) |
| 1668 | { |
Johannes Berg | 4c84a8f | 2010-01-22 14:22:54 -0800 | [diff] [blame] | 1669 | if (!priv->debugfs_dir) |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 1670 | return; |
| 1671 | |
Johannes Berg | 4c84a8f | 2010-01-22 14:22:54 -0800 | [diff] [blame] | 1672 | debugfs_remove_recursive(priv->debugfs_dir); |
| 1673 | priv->debugfs_dir = NULL; |
Tomas Winkler | 712b6cf | 2008-03-12 16:58:52 -0700 | [diff] [blame] | 1674 | } |
| 1675 | EXPORT_SYMBOL(iwl_dbgfs_unregister); |
| 1676 | |
| 1677 | |
Tomas Winkler | 445c2df | 2008-05-15 13:54:16 +0800 | [diff] [blame] | 1678 | |