Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1 | /* |
Dhanashri Atre | 83d373d | 2015-07-28 16:45:59 -0700 | [diff] [blame] | 2 | * Copyright (c) 2011, 2014-2016 The Linux Foundation. All rights reserved. |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3 | * |
| 4 | * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| 5 | * |
| 6 | * |
| 7 | * Permission to use, copy, modify, and/or distribute this software for |
| 8 | * any purpose with or without fee is hereby granted, provided that the |
| 9 | * above copyright notice and this permission notice appear in all |
| 10 | * copies. |
| 11 | * |
| 12 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| 13 | * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| 14 | * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| 15 | * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| 16 | * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| 17 | * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 18 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| 19 | * PERFORMANCE OF THIS SOFTWARE. |
| 20 | */ |
| 21 | |
| 22 | /* |
| 23 | * This file was originally distributed by Qualcomm Atheros, Inc. |
| 24 | * under proprietary terms before Copyright ownership was assigned |
| 25 | * to the Linux Foundation. |
| 26 | */ |
| 27 | |
| 28 | /** |
| 29 | * @file ol_tx_desc.h |
| 30 | * @brief API definitions for the tx descriptor module within the data SW. |
| 31 | */ |
| 32 | #ifndef _OL_TX_DESC__H_ |
| 33 | #define _OL_TX_DESC__H_ |
| 34 | |
| 35 | #include <cds_queue.h> /* TAILQ_HEAD */ |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 36 | #include <qdf_nbuf.h> /* qdf_nbuf_t */ |
Dhanashri Atre | 12a0839 | 2016-02-17 13:10:34 -0800 | [diff] [blame] | 37 | #include <cdp_txrx_cmn.h> /* ol_txrx_vdev_t, etc. */ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 38 | #include <ol_txrx_internal.h> /*TXRX_ASSERT2 */ |
Nirav Shah | 2e583a0 | 2016-04-30 14:06:12 +0530 | [diff] [blame] | 39 | #include <ol_htt_tx_api.h> |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 40 | |
Nirav Shah | 7629196 | 2016-04-25 10:50:37 +0530 | [diff] [blame] | 41 | #define DIV_BY_8 3 |
| 42 | #define DIV_BY_32 5 |
| 43 | #define MOD_BY_8 0x7 |
| 44 | #define MOD_BY_32 0x1F |
| 45 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 46 | struct ol_tx_desc_t * |
| 47 | ol_tx_desc_alloc_wrapper(struct ol_txrx_pdev_t *pdev, |
| 48 | struct ol_txrx_vdev_t *vdev, |
| 49 | struct ol_txrx_msdu_info_t *msdu_info); |
| 50 | |
| 51 | |
| 52 | /** |
| 53 | * @brief Allocate and initialize a tx descriptor for a LL system. |
| 54 | * @details |
| 55 | * Allocate a tx descriptor pair for a new tx frame - a SW tx descriptor |
| 56 | * for private use within the host data SW, and a HTT tx descriptor for |
| 57 | * downloading tx meta-data to the target FW/HW. |
| 58 | * Fill in the fields of this pair of tx descriptors based on the |
| 59 | * information in the netbuf. |
| 60 | * For LL, this includes filling in a fragmentation descriptor to |
| 61 | * specify to the MAC HW where to find the tx frame's fragments. |
| 62 | * |
| 63 | * @param pdev - the data physical device sending the data |
| 64 | * (for accessing the tx desc pool) |
| 65 | * @param vdev - the virtual device sending the data |
| 66 | * (for specifying the transmitter address for multicast / broadcast data) |
| 67 | * @param netbuf - the tx frame |
| 68 | * @param msdu_info - tx meta-data |
| 69 | */ |
| 70 | struct ol_tx_desc_t *ol_tx_desc_ll(struct ol_txrx_pdev_t *pdev, |
| 71 | struct ol_txrx_vdev_t *vdev, |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 72 | qdf_nbuf_t netbuf, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 73 | struct ol_txrx_msdu_info_t *msdu_info); |
| 74 | |
Siddarth Poddar | b2011f6 | 2016-04-27 20:45:42 +0530 | [diff] [blame] | 75 | |
| 76 | /** |
| 77 | * @brief Allocate and initialize a tx descriptor for a HL system. |
| 78 | * @details |
| 79 | * Allocate a tx descriptor pair for a new tx frame - a SW tx descriptor |
| 80 | * for private use within the host data SW, and a HTT tx descriptor for |
| 81 | * downloading tx meta-data to the target FW/HW. |
| 82 | * Fill in the fields of this pair of tx descriptors based on the |
| 83 | * information in the netbuf. |
| 84 | * |
| 85 | * @param pdev - the data physical device sending the data |
| 86 | * (for accessing the tx desc pool) |
| 87 | * @param vdev - the virtual device sending the data |
| 88 | * (for specifying the transmitter address for multicast / broadcast data) |
| 89 | * @param netbuf - the tx frame |
| 90 | * @param msdu_info - tx meta-data |
| 91 | */ |
| 92 | struct ol_tx_desc_t * |
| 93 | ol_tx_desc_hl( |
| 94 | struct ol_txrx_pdev_t *pdev, |
| 95 | struct ol_txrx_vdev_t *vdev, |
| 96 | qdf_nbuf_t netbuf, |
| 97 | struct ol_txrx_msdu_info_t *msdu_info); |
| 98 | |
| 99 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 100 | /** |
| 101 | * @brief Use a tx descriptor ID to find the corresponding desriptor object. |
| 102 | * |
| 103 | * @param pdev - the data physical device sending the data |
| 104 | * @param tx_desc_id - the ID of the descriptor in question |
| 105 | * @return the descriptor object that has the specified ID |
| 106 | */ |
Leo Chang | 376398b | 2015-10-23 14:19:02 -0700 | [diff] [blame] | 107 | static inline struct ol_tx_desc_t *ol_tx_desc_find( |
| 108 | struct ol_txrx_pdev_t *pdev, uint16_t tx_desc_id) |
| 109 | { |
| 110 | void **td_base = (void **)pdev->tx_desc.desc_pages.cacheable_pages; |
| 111 | |
| 112 | return &((union ol_tx_desc_list_elem_t *) |
| 113 | (td_base[tx_desc_id >> pdev->tx_desc.page_divider] + |
| 114 | (pdev->tx_desc.desc_reserved_size * |
| 115 | (tx_desc_id & pdev->tx_desc.offset_filter))))->tx_desc; |
| 116 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 117 | |
| 118 | /** |
gbian | e55c956 | 2016-11-01 14:47:47 +0800 | [diff] [blame^] | 119 | * @brief Use a tx descriptor ID to find the corresponding desriptor object |
| 120 | * and add sanity check. |
| 121 | * |
| 122 | * @param pdev - the data physical device sending the data |
| 123 | * @param tx_desc_id - the ID of the descriptor in question |
| 124 | * @return the descriptor object that has the specified ID, |
| 125 | * if failure, will return NULL. |
| 126 | */ |
| 127 | |
| 128 | #ifdef QCA_SUPPORT_TXDESC_SANITY_CHECKS |
| 129 | static inline struct ol_tx_desc_t * |
| 130 | ol_tx_desc_find_check(struct ol_txrx_pdev_t *pdev, u_int16_t tx_desc_id) |
| 131 | { |
| 132 | struct ol_tx_desc_t *tx_desc; |
| 133 | |
| 134 | tx_desc = ol_tx_desc_find(pdev, tx_desc_id); |
| 135 | |
| 136 | if (tx_desc->pkt_type == ol_tx_frm_freed) { |
| 137 | return NULL; |
| 138 | } |
| 139 | |
| 140 | return tx_desc; |
| 141 | } |
| 142 | |
| 143 | #else |
| 144 | |
| 145 | static inline struct ol_tx_desc_t * |
| 146 | ol_tx_desc_find_check(struct ol_txrx_pdev_t *pdev, u_int16_t tx_desc_id) |
| 147 | { |
| 148 | return ol_tx_desc_find(pdev, tx_desc_id); |
| 149 | } |
| 150 | #endif |
| 151 | |
| 152 | /** |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 153 | * @brief Free a list of tx descriptors and the tx frames they refer to. |
| 154 | * @details |
| 155 | * Free a batch of "standard" tx descriptors and their tx frames. |
| 156 | * Free each tx descriptor, by returning it to the freelist. |
| 157 | * Unmap each netbuf, and free the netbufs as a batch. |
| 158 | * Irregular tx frames like TSO or managment frames that require |
| 159 | * special handling are processed by the ol_tx_desc_frame_free_nonstd |
| 160 | * function rather than this function. |
| 161 | * |
| 162 | * @param pdev - the data physical device that sent the data |
| 163 | * @param tx_descs - a list of SW tx descriptors for the tx frames |
| 164 | * @param had_error - bool indication of whether the transmission failed. |
| 165 | * This is provided to callback functions that get notified of |
| 166 | * the tx frame completion. |
| 167 | */ |
| 168 | void ol_tx_desc_frame_list_free(struct ol_txrx_pdev_t *pdev, |
| 169 | ol_tx_desc_list *tx_descs, int had_error); |
| 170 | |
| 171 | /** |
| 172 | * @brief Free a non-standard tx frame and its tx descriptor. |
| 173 | * @details |
| 174 | * Check the tx frame type (e.g. TSO vs. management) to determine what |
| 175 | * special steps, if any, need to be performed prior to freeing the |
| 176 | * tx frame and its tx descriptor. |
| 177 | * This function can also be used to free single standard tx frames. |
| 178 | * After performing any special steps based on tx frame type, free the |
| 179 | * tx descriptor, i.e. return it to the freelist, and unmap and |
| 180 | * free the netbuf referenced by the tx descriptor. |
| 181 | * |
| 182 | * @param pdev - the data physical device that sent the data |
| 183 | * @param tx_desc - the SW tx descriptor for the tx frame that was sent |
| 184 | * @param had_error - bool indication of whether the transmission failed. |
| 185 | * This is provided to callback functions that get notified of |
| 186 | * the tx frame completion. |
| 187 | */ |
| 188 | void ol_tx_desc_frame_free_nonstd(struct ol_txrx_pdev_t *pdev, |
| 189 | struct ol_tx_desc_t *tx_desc, int had_error); |
| 190 | |
| 191 | /* |
| 192 | * @brief Determine the ID of a tx descriptor. |
| 193 | * |
| 194 | * @param pdev - the physical device that is sending the data |
| 195 | * @param tx_desc - the descriptor whose ID is being determined |
| 196 | * @return numeric ID that uniquely identifies the tx descriptor |
| 197 | */ |
| 198 | static inline uint16_t |
| 199 | ol_tx_desc_id(struct ol_txrx_pdev_t *pdev, struct ol_tx_desc_t *tx_desc) |
| 200 | { |
Leo Chang | 376398b | 2015-10-23 14:19:02 -0700 | [diff] [blame] | 201 | TXRX_ASSERT2(tx_desc->id < pdev->tx_desc.pool_size); |
| 202 | return tx_desc->id; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 203 | } |
| 204 | |
| 205 | /* |
| 206 | * @brief Retrieves the beacon headr for the vdev |
| 207 | * @param pdev - opaque pointe to scn |
| 208 | * @param vdevid - vdev id |
| 209 | * @return void pointer to the beacon header for the given vdev |
| 210 | */ |
| 211 | |
| 212 | void *ol_ath_get_bcn_header(ol_pdev_handle pdev, A_UINT32 vdev_id); |
| 213 | |
| 214 | /* |
| 215 | * @brief Free a tx descriptor, without freeing the matching frame. |
| 216 | * @details |
| 217 | * This function is using during the function call that submits tx frames |
| 218 | * into the txrx layer, for cases where a tx descriptor is successfully |
| 219 | * allocated, but for other reasons the frame could not be accepted. |
| 220 | * |
| 221 | * @param pdev - the data physical device that is sending the data |
| 222 | * @param tx_desc - the descriptor being freed |
| 223 | */ |
| 224 | void ol_tx_desc_free(struct ol_txrx_pdev_t *pdev, struct ol_tx_desc_t *tx_desc); |
| 225 | |
| 226 | #if defined(FEATURE_TSO) |
Anurag Chouhan | f04e84f | 2016-03-03 10:12:12 +0530 | [diff] [blame] | 227 | struct qdf_tso_seg_elem_t *ol_tso_alloc_segment(struct ol_txrx_pdev_t *pdev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 228 | |
| 229 | void ol_tso_free_segment(struct ol_txrx_pdev_t *pdev, |
Anurag Chouhan | f04e84f | 2016-03-03 10:12:12 +0530 | [diff] [blame] | 230 | struct qdf_tso_seg_elem_t *tso_seg); |
Dhanashri Atre | 83d373d | 2015-07-28 16:45:59 -0700 | [diff] [blame] | 231 | #else |
| 232 | #define ol_tso_alloc_segment(pdev) /*no-op*/ |
| 233 | #define ol_tso_free_segment(pdev, tso_seg) /*no-op*/ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 234 | #endif |
| 235 | |
Nirav Shah | 9d7f2e8 | 2015-09-28 11:09:09 -0700 | [diff] [blame] | 236 | /** |
| 237 | * ol_tx_get_desc_global_pool() - get descriptor from global pool |
| 238 | * @pdev: pdev handler |
| 239 | * |
| 240 | * Caller needs to take lock and do sanity checks. |
| 241 | * |
| 242 | * Return: tx descriptor |
| 243 | */ |
| 244 | static inline |
| 245 | struct ol_tx_desc_t *ol_tx_get_desc_global_pool(struct ol_txrx_pdev_t *pdev) |
| 246 | { |
| 247 | struct ol_tx_desc_t *tx_desc = &pdev->tx_desc.freelist->tx_desc; |
| 248 | pdev->tx_desc.freelist = pdev->tx_desc.freelist->next; |
| 249 | pdev->tx_desc.num_free--; |
| 250 | return tx_desc; |
| 251 | } |
| 252 | |
| 253 | /** |
| 254 | * ol_tx_put_desc_global_pool() - put descriptor to global pool freelist |
| 255 | * @pdev: pdev handle |
| 256 | * @tx_desc: tx descriptor |
| 257 | * |
| 258 | * Caller needs to take lock and do sanity checks. |
| 259 | * |
| 260 | * Return: none |
| 261 | */ |
| 262 | static inline |
| 263 | void ol_tx_put_desc_global_pool(struct ol_txrx_pdev_t *pdev, |
| 264 | struct ol_tx_desc_t *tx_desc) |
| 265 | { |
| 266 | ((union ol_tx_desc_list_elem_t *)tx_desc)->next = |
| 267 | pdev->tx_desc.freelist; |
| 268 | pdev->tx_desc.freelist = |
| 269 | (union ol_tx_desc_list_elem_t *)tx_desc; |
| 270 | pdev->tx_desc.num_free++; |
| 271 | return; |
| 272 | } |
| 273 | |
| 274 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 275 | #ifdef QCA_LL_TX_FLOW_CONTROL_V2 |
| 276 | int ol_tx_free_invalid_flow_pool(struct ol_tx_flow_pool_t *pool); |
Nirav Shah | 9d7f2e8 | 2015-09-28 11:09:09 -0700 | [diff] [blame] | 277 | /** |
| 278 | * ol_tx_get_desc_flow_pool() - get descriptor from flow pool |
| 279 | * @pool: flow pool |
| 280 | * |
| 281 | * Caller needs to take lock and do sanity checks. |
| 282 | * |
| 283 | * Return: tx descriptor |
| 284 | */ |
| 285 | static inline |
| 286 | struct ol_tx_desc_t *ol_tx_get_desc_flow_pool(struct ol_tx_flow_pool_t *pool) |
| 287 | { |
| 288 | struct ol_tx_desc_t *tx_desc = &pool->freelist->tx_desc; |
| 289 | pool->freelist = pool->freelist->next; |
| 290 | pool->avail_desc--; |
| 291 | return tx_desc; |
| 292 | } |
| 293 | |
| 294 | /** |
| 295 | * ol_tx_put_desc_flow_pool() - put descriptor to flow pool freelist |
| 296 | * @pool: flow pool |
| 297 | * @tx_desc: tx descriptor |
| 298 | * |
| 299 | * Caller needs to take lock and do sanity checks. |
| 300 | * |
| 301 | * Return: none |
| 302 | */ |
| 303 | static inline |
| 304 | void ol_tx_put_desc_flow_pool(struct ol_tx_flow_pool_t *pool, |
| 305 | struct ol_tx_desc_t *tx_desc) |
| 306 | { |
| 307 | tx_desc->pool = pool; |
| 308 | ((union ol_tx_desc_list_elem_t *)tx_desc)->next = pool->freelist; |
| 309 | pool->freelist = (union ol_tx_desc_list_elem_t *)tx_desc; |
| 310 | pool->avail_desc++; |
| 311 | return; |
| 312 | } |
| 313 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 314 | #else |
| 315 | static inline int ol_tx_free_invalid_flow_pool(void *pool) |
| 316 | { |
| 317 | return 0; |
| 318 | } |
| 319 | #endif |
| 320 | |
Nirav Shah | 7629196 | 2016-04-25 10:50:37 +0530 | [diff] [blame] | 321 | #ifdef DESC_DUP_DETECT_DEBUG |
| 322 | /** |
| 323 | * ol_tx_desc_dup_detect_init() - initialize descriptor duplication logic |
| 324 | * @pdev: pdev handle |
| 325 | * @pool_size: global pool size |
| 326 | * |
| 327 | * Return: none |
| 328 | */ |
| 329 | static inline |
| 330 | void ol_tx_desc_dup_detect_init(struct ol_txrx_pdev_t *pdev, uint16_t pool_size) |
| 331 | { |
| 332 | uint16_t size = (pool_size >> DIV_BY_8) + |
Houston Hoffman | 088e4b9 | 2016-09-01 13:51:06 -0700 | [diff] [blame] | 333 | sizeof(*pdev->tx_desc.free_list_bitmap); |
Nirav Shah | 7629196 | 2016-04-25 10:50:37 +0530 | [diff] [blame] | 334 | pdev->tx_desc.free_list_bitmap = qdf_mem_malloc(size); |
| 335 | if (!pdev->tx_desc.free_list_bitmap) |
| 336 | qdf_print("%s: malloc failed", __func__); |
| 337 | } |
| 338 | |
| 339 | /** |
| 340 | * ol_tx_desc_dup_detect_deinit() - deinit descriptor duplication logic |
| 341 | * @pdev: pdev handle |
| 342 | * |
| 343 | * Return: none |
| 344 | */ |
| 345 | static inline |
| 346 | void ol_tx_desc_dup_detect_deinit(struct ol_txrx_pdev_t *pdev) |
| 347 | { |
| 348 | qdf_print("%s: pool_size %d num_free %d\n", __func__, |
| 349 | pdev->tx_desc.pool_size, pdev->tx_desc.num_free); |
| 350 | if (pdev->tx_desc.free_list_bitmap) |
| 351 | qdf_mem_free(pdev->tx_desc.free_list_bitmap); |
| 352 | } |
| 353 | |
| 354 | /** |
| 355 | * ol_tx_desc_dup_detect_set() - set bit for msdu_id |
| 356 | * @pdev: pdev handle |
| 357 | * @tx_desc: tx descriptor |
| 358 | * |
| 359 | * Return: none |
| 360 | */ |
| 361 | static inline |
| 362 | void ol_tx_desc_dup_detect_set(struct ol_txrx_pdev_t *pdev, |
| 363 | struct ol_tx_desc_t *tx_desc) |
| 364 | { |
| 365 | uint16_t msdu_id = ol_tx_desc_id(pdev, tx_desc); |
Houston Hoffman | 088e4b9 | 2016-09-01 13:51:06 -0700 | [diff] [blame] | 366 | bool test; |
Nirav Shah | 7629196 | 2016-04-25 10:50:37 +0530 | [diff] [blame] | 367 | |
| 368 | if (!pdev->tx_desc.free_list_bitmap) |
| 369 | return; |
| 370 | |
Houston Hoffman | 088e4b9 | 2016-09-01 13:51:06 -0700 | [diff] [blame] | 371 | if (qdf_unlikely(msdu_id > pdev->tx_desc.pool_size)) { |
| 372 | qdf_print("%s: msdu_id %d > pool_size %d", |
| 373 | __func__, msdu_id, pdev->tx_desc.pool_size); |
| 374 | QDF_BUG(0); |
| 375 | } |
| 376 | |
| 377 | test = test_and_set_bit(msdu_id, pdev->tx_desc.free_list_bitmap); |
| 378 | if (qdf_unlikely(test)) { |
Nirav Shah | 7629196 | 2016-04-25 10:50:37 +0530 | [diff] [blame] | 379 | uint16_t size = (pdev->tx_desc.pool_size >> DIV_BY_8) + |
| 380 | ((pdev->tx_desc.pool_size & MOD_BY_8) ? 1 : 0); |
| 381 | qdf_print("duplicate msdu_id %d detected !!\n", msdu_id); |
| 382 | qdf_trace_hex_dump(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_ERROR, |
| 383 | (void *)pdev->tx_desc.free_list_bitmap, size); |
| 384 | QDF_BUG(0); |
| 385 | } |
Nirav Shah | 7629196 | 2016-04-25 10:50:37 +0530 | [diff] [blame] | 386 | } |
| 387 | |
| 388 | /** |
| 389 | * ol_tx_desc_dup_detect_reset() - reset bit for msdu_id |
| 390 | * @pdev: pdev handle |
| 391 | * @tx_desc: tx descriptor |
| 392 | * |
| 393 | * Return: none |
| 394 | */ |
| 395 | static inline |
| 396 | void ol_tx_desc_dup_detect_reset(struct ol_txrx_pdev_t *pdev, |
| 397 | struct ol_tx_desc_t *tx_desc) |
| 398 | { |
| 399 | uint16_t msdu_id = ol_tx_desc_id(pdev, tx_desc); |
Houston Hoffman | 088e4b9 | 2016-09-01 13:51:06 -0700 | [diff] [blame] | 400 | bool test; |
Nirav Shah | 7629196 | 2016-04-25 10:50:37 +0530 | [diff] [blame] | 401 | |
| 402 | if (!pdev->tx_desc.free_list_bitmap) |
| 403 | return; |
| 404 | |
Houston Hoffman | 088e4b9 | 2016-09-01 13:51:06 -0700 | [diff] [blame] | 405 | if (qdf_unlikely(msdu_id > pdev->tx_desc.pool_size)) { |
| 406 | qdf_print("%s: msdu_id %d > pool_size %d", |
| 407 | __func__, msdu_id, pdev->tx_desc.pool_size); |
| 408 | QDF_BUG(0); |
| 409 | } |
| 410 | |
| 411 | test = !test_and_clear_bit(msdu_id, pdev->tx_desc.free_list_bitmap); |
| 412 | if (qdf_unlikely(test)) { |
Nirav Shah | 7629196 | 2016-04-25 10:50:37 +0530 | [diff] [blame] | 413 | uint16_t size = (pdev->tx_desc.pool_size >> DIV_BY_8) + |
| 414 | ((pdev->tx_desc.pool_size & MOD_BY_8) ? 1 : 0); |
| 415 | qdf_print("duplicate free msg received for msdu_id %d!!\n", |
| 416 | msdu_id); |
| 417 | qdf_trace_hex_dump(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_ERROR, |
| 418 | (void *)pdev->tx_desc.free_list_bitmap, size); |
| 419 | QDF_BUG(0); |
| 420 | } |
Nirav Shah | 7629196 | 2016-04-25 10:50:37 +0530 | [diff] [blame] | 421 | } |
| 422 | #else |
| 423 | static inline |
| 424 | void ol_tx_desc_dup_detect_init(struct ol_txrx_pdev_t *pdev, uint16_t size) |
| 425 | { |
| 426 | } |
| 427 | |
| 428 | static inline |
| 429 | void ol_tx_desc_dup_detect_deinit(struct ol_txrx_pdev_t *pdev) |
| 430 | { |
| 431 | } |
| 432 | |
| 433 | static inline |
| 434 | void ol_tx_desc_dup_detect_set(struct ol_txrx_pdev_t *pdev, |
| 435 | struct ol_tx_desc_t *tx_desc) |
| 436 | { |
| 437 | } |
| 438 | |
| 439 | static inline |
| 440 | void ol_tx_desc_dup_detect_reset(struct ol_txrx_pdev_t *pdev, |
| 441 | struct ol_tx_desc_t *tx_desc) |
| 442 | { |
| 443 | } |
| 444 | #endif |
| 445 | |
Nirav Shah | 2e583a0 | 2016-04-30 14:06:12 +0530 | [diff] [blame] | 446 | enum extension_header_type |
| 447 | ol_tx_get_ext_header_type(struct ol_txrx_vdev_t *vdev, |
| 448 | qdf_nbuf_t netbuf); |
| 449 | enum extension_header_type |
| 450 | ol_tx_get_wisa_ext_type(qdf_nbuf_t netbuf); |
| 451 | |
| 452 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 453 | #endif /* _OL_TX_DESC__H_ */ |