Ivo van Doorn | 181d690 | 2008-02-05 16:42:23 -0500 | [diff] [blame] | 1 | /* |
| 2 | Copyright (C) 2004 - 2008 rt2x00 SourceForge Project |
| 3 | <http://rt2x00.serialmonkey.com> |
| 4 | |
| 5 | This program is free software; you can redistribute it and/or modify |
| 6 | it under the terms of the GNU General Public License as published by |
| 7 | the Free Software Foundation; either version 2 of the License, or |
| 8 | (at your option) any later version. |
| 9 | |
| 10 | This program is distributed in the hope that it will be useful, |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | GNU 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 |
| 17 | Free Software Foundation, Inc., |
| 18 | 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 19 | */ |
| 20 | |
| 21 | /* |
| 22 | Module: rt2x00lib |
| 23 | Abstract: rt2x00 queue specific routines. |
| 24 | */ |
| 25 | |
| 26 | #include <linux/kernel.h> |
| 27 | #include <linux/module.h> |
| 28 | |
| 29 | #include "rt2x00.h" |
| 30 | #include "rt2x00lib.h" |
| 31 | |
Ivo van Doorn | 7050ec8 | 2008-05-10 13:46:13 +0200 | [diff] [blame^] | 32 | void rt2x00queue_create_tx_descriptor(struct queue_entry *entry, |
| 33 | struct txentry_desc *txdesc, |
| 34 | struct ieee80211_tx_control *control) |
| 35 | { |
| 36 | struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)entry->skb->data; |
| 37 | struct ieee80211_rate *rate = control->tx_rate; |
| 38 | const struct rt2x00_rate *hwrate; |
| 39 | unsigned int data_length; |
| 40 | unsigned int duration; |
| 41 | unsigned int residual; |
| 42 | u16 frame_control; |
| 43 | |
| 44 | memset(txdesc, 0, sizeof(*txdesc)); |
| 45 | |
| 46 | /* |
| 47 | * Initialize information from queue |
| 48 | */ |
| 49 | txdesc->queue = entry->queue->qid; |
| 50 | txdesc->cw_min = entry->queue->cw_min; |
| 51 | txdesc->cw_max = entry->queue->cw_max; |
| 52 | txdesc->aifs = entry->queue->aifs; |
| 53 | |
| 54 | /* Data length should be extended with 4 bytes for CRC */ |
| 55 | data_length = entry->skb->len + 4; |
| 56 | |
| 57 | /* |
| 58 | * Read required fields from ieee80211 header. |
| 59 | */ |
| 60 | frame_control = le16_to_cpu(hdr->frame_control); |
| 61 | |
| 62 | /* |
| 63 | * Check whether this frame is to be acked. |
| 64 | */ |
| 65 | if (!(control->flags & IEEE80211_TXCTL_NO_ACK)) |
| 66 | __set_bit(ENTRY_TXD_ACK, &txdesc->flags); |
| 67 | |
| 68 | /* |
| 69 | * Check if this is a RTS/CTS frame |
| 70 | */ |
| 71 | if (is_rts_frame(frame_control) || is_cts_frame(frame_control)) { |
| 72 | __set_bit(ENTRY_TXD_BURST, &txdesc->flags); |
| 73 | if (is_rts_frame(frame_control)) { |
| 74 | __set_bit(ENTRY_TXD_RTS_FRAME, &txdesc->flags); |
| 75 | __set_bit(ENTRY_TXD_ACK, &txdesc->flags); |
| 76 | } else { |
| 77 | __set_bit(ENTRY_TXD_CTS_FRAME, &txdesc->flags); |
| 78 | __clear_bit(ENTRY_TXD_ACK, &txdesc->flags); |
| 79 | } |
| 80 | if (control->rts_cts_rate) |
| 81 | rate = control->rts_cts_rate; |
| 82 | } |
| 83 | |
| 84 | /* |
| 85 | * Determine retry information. |
| 86 | */ |
| 87 | txdesc->retry_limit = control->retry_limit; |
| 88 | if (control->flags & IEEE80211_TXCTL_LONG_RETRY_LIMIT) |
| 89 | __set_bit(ENTRY_TXD_RETRY_MODE, &txdesc->flags); |
| 90 | |
| 91 | /* |
| 92 | * Check if more fragments are pending |
| 93 | */ |
| 94 | if (ieee80211_get_morefrag(hdr)) { |
| 95 | __set_bit(ENTRY_TXD_BURST, &txdesc->flags); |
| 96 | __set_bit(ENTRY_TXD_MORE_FRAG, &txdesc->flags); |
| 97 | } |
| 98 | |
| 99 | /* |
| 100 | * Beacons and probe responses require the tsf timestamp |
| 101 | * to be inserted into the frame. |
| 102 | */ |
| 103 | if (txdesc->queue == QID_BEACON || is_probe_resp(frame_control)) |
| 104 | __set_bit(ENTRY_TXD_REQ_TIMESTAMP, &txdesc->flags); |
| 105 | |
| 106 | /* |
| 107 | * Determine with what IFS priority this frame should be send. |
| 108 | * Set ifs to IFS_SIFS when the this is not the first fragment, |
| 109 | * or this fragment came after RTS/CTS. |
| 110 | */ |
| 111 | if (test_bit(ENTRY_TXD_RTS_FRAME, &txdesc->flags)) { |
| 112 | txdesc->ifs = IFS_SIFS; |
| 113 | } else if (control->flags & IEEE80211_TXCTL_FIRST_FRAGMENT) { |
| 114 | __set_bit(ENTRY_TXD_FIRST_FRAGMENT, &txdesc->flags); |
| 115 | txdesc->ifs = IFS_BACKOFF; |
| 116 | } else { |
| 117 | txdesc->ifs = IFS_SIFS; |
| 118 | } |
| 119 | |
| 120 | /* |
| 121 | * PLCP setup |
| 122 | * Length calculation depends on OFDM/CCK rate. |
| 123 | */ |
| 124 | hwrate = rt2x00_get_rate(rate->hw_value); |
| 125 | txdesc->signal = hwrate->plcp; |
| 126 | txdesc->service = 0x04; |
| 127 | |
| 128 | if (hwrate->flags & DEV_RATE_OFDM) { |
| 129 | __set_bit(ENTRY_TXD_OFDM_RATE, &txdesc->flags); |
| 130 | |
| 131 | txdesc->length_high = (data_length >> 6) & 0x3f; |
| 132 | txdesc->length_low = data_length & 0x3f; |
| 133 | } else { |
| 134 | /* |
| 135 | * Convert length to microseconds. |
| 136 | */ |
| 137 | residual = get_duration_res(data_length, hwrate->bitrate); |
| 138 | duration = get_duration(data_length, hwrate->bitrate); |
| 139 | |
| 140 | if (residual != 0) { |
| 141 | duration++; |
| 142 | |
| 143 | /* |
| 144 | * Check if we need to set the Length Extension |
| 145 | */ |
| 146 | if (hwrate->bitrate == 110 && residual <= 30) |
| 147 | txdesc->service |= 0x80; |
| 148 | } |
| 149 | |
| 150 | txdesc->length_high = (duration >> 8) & 0xff; |
| 151 | txdesc->length_low = duration & 0xff; |
| 152 | |
| 153 | /* |
| 154 | * When preamble is enabled we should set the |
| 155 | * preamble bit for the signal. |
| 156 | */ |
| 157 | if (rt2x00_get_rate_preamble(rate->hw_value)) |
| 158 | txdesc->signal |= 0x08; |
| 159 | } |
| 160 | } |
| 161 | EXPORT_SYMBOL_GPL(rt2x00queue_create_tx_descriptor); |
| 162 | |
| 163 | void rt2x00queue_write_tx_descriptor(struct queue_entry *entry, |
| 164 | struct txentry_desc *txdesc) |
| 165 | { |
| 166 | struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; |
| 167 | struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb); |
| 168 | |
| 169 | rt2x00dev->ops->lib->write_tx_desc(rt2x00dev, entry->skb, txdesc); |
| 170 | |
| 171 | /* |
| 172 | * All processing on the frame has been completed, this means |
| 173 | * it is now ready to be dumped to userspace through debugfs. |
| 174 | */ |
| 175 | rt2x00debug_dump_frame(rt2x00dev, DUMP_FRAME_TX, entry->skb); |
| 176 | |
| 177 | /* |
| 178 | * We are done writing the frame to the queue entry, |
| 179 | * if this entry is a RTS of CTS-to-self frame we are done, |
| 180 | * otherwise we need to kick the queue. |
| 181 | */ |
| 182 | if (rt2x00dev->ops->lib->kick_tx_queue && |
| 183 | !(skbdesc->flags & FRAME_DESC_DRIVER_GENERATED)) |
| 184 | rt2x00dev->ops->lib->kick_tx_queue(rt2x00dev, |
| 185 | entry->queue->qid); |
| 186 | } |
| 187 | EXPORT_SYMBOL_GPL(rt2x00queue_write_tx_descriptor); |
| 188 | |
Ivo van Doorn | 181d690 | 2008-02-05 16:42:23 -0500 | [diff] [blame] | 189 | struct data_queue *rt2x00queue_get_queue(struct rt2x00_dev *rt2x00dev, |
Ivo van Doorn | e58c6ac | 2008-04-21 19:00:47 +0200 | [diff] [blame] | 190 | const enum data_queue_qid queue) |
Ivo van Doorn | 181d690 | 2008-02-05 16:42:23 -0500 | [diff] [blame] | 191 | { |
| 192 | int atim = test_bit(DRIVER_REQUIRE_ATIM_QUEUE, &rt2x00dev->flags); |
| 193 | |
Gertjan van Wingerde | 61448f8 | 2008-05-10 13:43:33 +0200 | [diff] [blame] | 194 | if (queue < rt2x00dev->ops->tx_queues && rt2x00dev->tx) |
Ivo van Doorn | 181d690 | 2008-02-05 16:42:23 -0500 | [diff] [blame] | 195 | return &rt2x00dev->tx[queue]; |
| 196 | |
| 197 | if (!rt2x00dev->bcn) |
| 198 | return NULL; |
| 199 | |
Ivo van Doorn | e58c6ac | 2008-04-21 19:00:47 +0200 | [diff] [blame] | 200 | if (queue == QID_BEACON) |
Ivo van Doorn | 181d690 | 2008-02-05 16:42:23 -0500 | [diff] [blame] | 201 | return &rt2x00dev->bcn[0]; |
Ivo van Doorn | e58c6ac | 2008-04-21 19:00:47 +0200 | [diff] [blame] | 202 | else if (queue == QID_ATIM && atim) |
Ivo van Doorn | 181d690 | 2008-02-05 16:42:23 -0500 | [diff] [blame] | 203 | return &rt2x00dev->bcn[1]; |
| 204 | |
| 205 | return NULL; |
| 206 | } |
| 207 | EXPORT_SYMBOL_GPL(rt2x00queue_get_queue); |
| 208 | |
| 209 | struct queue_entry *rt2x00queue_get_entry(struct data_queue *queue, |
| 210 | enum queue_index index) |
| 211 | { |
| 212 | struct queue_entry *entry; |
Ivo van Doorn | 5f46c4d | 2008-03-09 22:44:30 +0100 | [diff] [blame] | 213 | unsigned long irqflags; |
Ivo van Doorn | 181d690 | 2008-02-05 16:42:23 -0500 | [diff] [blame] | 214 | |
| 215 | if (unlikely(index >= Q_INDEX_MAX)) { |
| 216 | ERROR(queue->rt2x00dev, |
| 217 | "Entry requested from invalid index type (%d)\n", index); |
| 218 | return NULL; |
| 219 | } |
| 220 | |
Ivo van Doorn | 5f46c4d | 2008-03-09 22:44:30 +0100 | [diff] [blame] | 221 | spin_lock_irqsave(&queue->lock, irqflags); |
Ivo van Doorn | 181d690 | 2008-02-05 16:42:23 -0500 | [diff] [blame] | 222 | |
| 223 | entry = &queue->entries[queue->index[index]]; |
| 224 | |
Ivo van Doorn | 5f46c4d | 2008-03-09 22:44:30 +0100 | [diff] [blame] | 225 | spin_unlock_irqrestore(&queue->lock, irqflags); |
Ivo van Doorn | 181d690 | 2008-02-05 16:42:23 -0500 | [diff] [blame] | 226 | |
| 227 | return entry; |
| 228 | } |
| 229 | EXPORT_SYMBOL_GPL(rt2x00queue_get_entry); |
| 230 | |
| 231 | void rt2x00queue_index_inc(struct data_queue *queue, enum queue_index index) |
| 232 | { |
Ivo van Doorn | 5f46c4d | 2008-03-09 22:44:30 +0100 | [diff] [blame] | 233 | unsigned long irqflags; |
| 234 | |
Ivo van Doorn | 181d690 | 2008-02-05 16:42:23 -0500 | [diff] [blame] | 235 | if (unlikely(index >= Q_INDEX_MAX)) { |
| 236 | ERROR(queue->rt2x00dev, |
| 237 | "Index change on invalid index type (%d)\n", index); |
| 238 | return; |
| 239 | } |
| 240 | |
Ivo van Doorn | 5f46c4d | 2008-03-09 22:44:30 +0100 | [diff] [blame] | 241 | spin_lock_irqsave(&queue->lock, irqflags); |
Ivo van Doorn | 181d690 | 2008-02-05 16:42:23 -0500 | [diff] [blame] | 242 | |
| 243 | queue->index[index]++; |
| 244 | if (queue->index[index] >= queue->limit) |
| 245 | queue->index[index] = 0; |
| 246 | |
Ivo van Doorn | 10b6b80 | 2008-02-03 15:55:21 +0100 | [diff] [blame] | 247 | if (index == Q_INDEX) { |
| 248 | queue->length++; |
| 249 | } else if (index == Q_INDEX_DONE) { |
| 250 | queue->length--; |
| 251 | queue->count ++; |
| 252 | } |
Ivo van Doorn | 181d690 | 2008-02-05 16:42:23 -0500 | [diff] [blame] | 253 | |
Ivo van Doorn | 5f46c4d | 2008-03-09 22:44:30 +0100 | [diff] [blame] | 254 | spin_unlock_irqrestore(&queue->lock, irqflags); |
Ivo van Doorn | 181d690 | 2008-02-05 16:42:23 -0500 | [diff] [blame] | 255 | } |
| 256 | EXPORT_SYMBOL_GPL(rt2x00queue_index_inc); |
| 257 | |
| 258 | static void rt2x00queue_reset(struct data_queue *queue) |
| 259 | { |
Ivo van Doorn | 5f46c4d | 2008-03-09 22:44:30 +0100 | [diff] [blame] | 260 | unsigned long irqflags; |
| 261 | |
| 262 | spin_lock_irqsave(&queue->lock, irqflags); |
Ivo van Doorn | 181d690 | 2008-02-05 16:42:23 -0500 | [diff] [blame] | 263 | |
| 264 | queue->count = 0; |
| 265 | queue->length = 0; |
| 266 | memset(queue->index, 0, sizeof(queue->index)); |
| 267 | |
Ivo van Doorn | 5f46c4d | 2008-03-09 22:44:30 +0100 | [diff] [blame] | 268 | spin_unlock_irqrestore(&queue->lock, irqflags); |
Ivo van Doorn | 181d690 | 2008-02-05 16:42:23 -0500 | [diff] [blame] | 269 | } |
| 270 | |
| 271 | void rt2x00queue_init_rx(struct rt2x00_dev *rt2x00dev) |
| 272 | { |
| 273 | struct data_queue *queue = rt2x00dev->rx; |
| 274 | unsigned int i; |
| 275 | |
| 276 | rt2x00queue_reset(queue); |
| 277 | |
| 278 | if (!rt2x00dev->ops->lib->init_rxentry) |
| 279 | return; |
| 280 | |
| 281 | for (i = 0; i < queue->limit; i++) |
| 282 | rt2x00dev->ops->lib->init_rxentry(rt2x00dev, |
| 283 | &queue->entries[i]); |
| 284 | } |
| 285 | |
| 286 | void rt2x00queue_init_tx(struct rt2x00_dev *rt2x00dev) |
| 287 | { |
| 288 | struct data_queue *queue; |
| 289 | unsigned int i; |
| 290 | |
| 291 | txall_queue_for_each(rt2x00dev, queue) { |
| 292 | rt2x00queue_reset(queue); |
| 293 | |
| 294 | if (!rt2x00dev->ops->lib->init_txentry) |
| 295 | continue; |
| 296 | |
| 297 | for (i = 0; i < queue->limit; i++) |
| 298 | rt2x00dev->ops->lib->init_txentry(rt2x00dev, |
| 299 | &queue->entries[i]); |
| 300 | } |
| 301 | } |
| 302 | |
| 303 | static int rt2x00queue_alloc_entries(struct data_queue *queue, |
| 304 | const struct data_queue_desc *qdesc) |
| 305 | { |
| 306 | struct queue_entry *entries; |
| 307 | unsigned int entry_size; |
| 308 | unsigned int i; |
| 309 | |
| 310 | rt2x00queue_reset(queue); |
| 311 | |
| 312 | queue->limit = qdesc->entry_num; |
| 313 | queue->data_size = qdesc->data_size; |
| 314 | queue->desc_size = qdesc->desc_size; |
| 315 | |
| 316 | /* |
| 317 | * Allocate all queue entries. |
| 318 | */ |
| 319 | entry_size = sizeof(*entries) + qdesc->priv_size; |
| 320 | entries = kzalloc(queue->limit * entry_size, GFP_KERNEL); |
| 321 | if (!entries) |
| 322 | return -ENOMEM; |
| 323 | |
| 324 | #define QUEUE_ENTRY_PRIV_OFFSET(__base, __index, __limit, __esize, __psize) \ |
Adam Baker | 231be4e | 2008-02-10 22:48:19 +0100 | [diff] [blame] | 325 | ( ((char *)(__base)) + ((__limit) * (__esize)) + \ |
| 326 | ((__index) * (__psize)) ) |
Ivo van Doorn | 181d690 | 2008-02-05 16:42:23 -0500 | [diff] [blame] | 327 | |
| 328 | for (i = 0; i < queue->limit; i++) { |
| 329 | entries[i].flags = 0; |
| 330 | entries[i].queue = queue; |
| 331 | entries[i].skb = NULL; |
| 332 | entries[i].entry_idx = i; |
| 333 | entries[i].priv_data = |
| 334 | QUEUE_ENTRY_PRIV_OFFSET(entries, i, queue->limit, |
| 335 | sizeof(*entries), qdesc->priv_size); |
| 336 | } |
| 337 | |
| 338 | #undef QUEUE_ENTRY_PRIV_OFFSET |
| 339 | |
| 340 | queue->entries = entries; |
| 341 | |
| 342 | return 0; |
| 343 | } |
| 344 | |
| 345 | int rt2x00queue_initialize(struct rt2x00_dev *rt2x00dev) |
| 346 | { |
| 347 | struct data_queue *queue; |
| 348 | int status; |
| 349 | |
| 350 | |
| 351 | status = rt2x00queue_alloc_entries(rt2x00dev->rx, rt2x00dev->ops->rx); |
| 352 | if (status) |
| 353 | goto exit; |
| 354 | |
| 355 | tx_queue_for_each(rt2x00dev, queue) { |
| 356 | status = rt2x00queue_alloc_entries(queue, rt2x00dev->ops->tx); |
| 357 | if (status) |
| 358 | goto exit; |
| 359 | } |
| 360 | |
| 361 | status = rt2x00queue_alloc_entries(rt2x00dev->bcn, rt2x00dev->ops->bcn); |
| 362 | if (status) |
| 363 | goto exit; |
| 364 | |
| 365 | if (!test_bit(DRIVER_REQUIRE_ATIM_QUEUE, &rt2x00dev->flags)) |
| 366 | return 0; |
| 367 | |
| 368 | status = rt2x00queue_alloc_entries(&rt2x00dev->bcn[1], |
| 369 | rt2x00dev->ops->atim); |
| 370 | if (status) |
| 371 | goto exit; |
| 372 | |
| 373 | return 0; |
| 374 | |
| 375 | exit: |
| 376 | ERROR(rt2x00dev, "Queue entries allocation failed.\n"); |
| 377 | |
| 378 | rt2x00queue_uninitialize(rt2x00dev); |
| 379 | |
| 380 | return status; |
| 381 | } |
| 382 | |
| 383 | void rt2x00queue_uninitialize(struct rt2x00_dev *rt2x00dev) |
| 384 | { |
| 385 | struct data_queue *queue; |
| 386 | |
| 387 | queue_for_each(rt2x00dev, queue) { |
| 388 | kfree(queue->entries); |
| 389 | queue->entries = NULL; |
| 390 | } |
| 391 | } |
| 392 | |
Ivo van Doorn | 8f53927 | 2008-02-10 22:51:41 +0100 | [diff] [blame] | 393 | static void rt2x00queue_init(struct rt2x00_dev *rt2x00dev, |
| 394 | struct data_queue *queue, enum data_queue_qid qid) |
| 395 | { |
| 396 | spin_lock_init(&queue->lock); |
| 397 | |
| 398 | queue->rt2x00dev = rt2x00dev; |
| 399 | queue->qid = qid; |
| 400 | queue->aifs = 2; |
| 401 | queue->cw_min = 5; |
| 402 | queue->cw_max = 10; |
| 403 | } |
| 404 | |
Ivo van Doorn | 181d690 | 2008-02-05 16:42:23 -0500 | [diff] [blame] | 405 | int rt2x00queue_allocate(struct rt2x00_dev *rt2x00dev) |
| 406 | { |
| 407 | struct data_queue *queue; |
| 408 | enum data_queue_qid qid; |
| 409 | unsigned int req_atim = |
| 410 | !!test_bit(DRIVER_REQUIRE_ATIM_QUEUE, &rt2x00dev->flags); |
| 411 | |
| 412 | /* |
| 413 | * We need the following queues: |
| 414 | * RX: 1 |
Gertjan van Wingerde | 61448f8 | 2008-05-10 13:43:33 +0200 | [diff] [blame] | 415 | * TX: ops->tx_queues |
Ivo van Doorn | 181d690 | 2008-02-05 16:42:23 -0500 | [diff] [blame] | 416 | * Beacon: 1 |
| 417 | * Atim: 1 (if required) |
| 418 | */ |
Gertjan van Wingerde | 61448f8 | 2008-05-10 13:43:33 +0200 | [diff] [blame] | 419 | rt2x00dev->data_queues = 2 + rt2x00dev->ops->tx_queues + req_atim; |
Ivo van Doorn | 181d690 | 2008-02-05 16:42:23 -0500 | [diff] [blame] | 420 | |
| 421 | queue = kzalloc(rt2x00dev->data_queues * sizeof(*queue), GFP_KERNEL); |
| 422 | if (!queue) { |
| 423 | ERROR(rt2x00dev, "Queue allocation failed.\n"); |
| 424 | return -ENOMEM; |
| 425 | } |
| 426 | |
| 427 | /* |
| 428 | * Initialize pointers |
| 429 | */ |
| 430 | rt2x00dev->rx = queue; |
| 431 | rt2x00dev->tx = &queue[1]; |
Gertjan van Wingerde | 61448f8 | 2008-05-10 13:43:33 +0200 | [diff] [blame] | 432 | rt2x00dev->bcn = &queue[1 + rt2x00dev->ops->tx_queues]; |
Ivo van Doorn | 181d690 | 2008-02-05 16:42:23 -0500 | [diff] [blame] | 433 | |
| 434 | /* |
| 435 | * Initialize queue parameters. |
| 436 | * RX: qid = QID_RX |
| 437 | * TX: qid = QID_AC_BE + index |
| 438 | * TX: cw_min: 2^5 = 32. |
| 439 | * TX: cw_max: 2^10 = 1024. |
| 440 | * BCN & Atim: qid = QID_MGMT |
| 441 | */ |
Ivo van Doorn | 8f53927 | 2008-02-10 22:51:41 +0100 | [diff] [blame] | 442 | rt2x00queue_init(rt2x00dev, rt2x00dev->rx, QID_RX); |
| 443 | |
Ivo van Doorn | 181d690 | 2008-02-05 16:42:23 -0500 | [diff] [blame] | 444 | qid = QID_AC_BE; |
Ivo van Doorn | 8f53927 | 2008-02-10 22:51:41 +0100 | [diff] [blame] | 445 | tx_queue_for_each(rt2x00dev, queue) |
| 446 | rt2x00queue_init(rt2x00dev, queue, qid++); |
Ivo van Doorn | 181d690 | 2008-02-05 16:42:23 -0500 | [diff] [blame] | 447 | |
Ivo van Doorn | 8f53927 | 2008-02-10 22:51:41 +0100 | [diff] [blame] | 448 | rt2x00queue_init(rt2x00dev, &rt2x00dev->bcn[0], QID_MGMT); |
Ivo van Doorn | 181d690 | 2008-02-05 16:42:23 -0500 | [diff] [blame] | 449 | if (req_atim) |
Ivo van Doorn | 8f53927 | 2008-02-10 22:51:41 +0100 | [diff] [blame] | 450 | rt2x00queue_init(rt2x00dev, &rt2x00dev->bcn[1], QID_MGMT); |
Ivo van Doorn | 181d690 | 2008-02-05 16:42:23 -0500 | [diff] [blame] | 451 | |
| 452 | return 0; |
| 453 | } |
| 454 | |
| 455 | void rt2x00queue_free(struct rt2x00_dev *rt2x00dev) |
| 456 | { |
| 457 | kfree(rt2x00dev->rx); |
| 458 | rt2x00dev->rx = NULL; |
| 459 | rt2x00dev->tx = NULL; |
| 460 | rt2x00dev->bcn = NULL; |
| 461 | } |