Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1 | /* |
Anurag Chouhan | 8e0ccd3 | 2016-02-19 15:30:20 +0530 | [diff] [blame] | 2 | * Copyright (c) 2015-2016 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 | /* OS abstraction libraries */ |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 29 | #include <qdf_nbuf.h> /* qdf_nbuf_t, etc. */ |
Anurag Chouhan | f04e84f | 2016-03-03 10:12:12 +0530 | [diff] [blame] | 30 | #include <qdf_atomic.h> /* qdf_atomic_read, etc. */ |
Anurag Chouhan | c554842 | 2016-02-24 18:33:27 +0530 | [diff] [blame] | 31 | #include <qdf_util.h> /* qdf_unlikely */ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 32 | |
| 33 | /* APIs for other modules */ |
| 34 | #include <htt.h> /* HTT_TX_EXT_TID_MGMT */ |
| 35 | #include <ol_htt_tx_api.h> /* htt_tx_desc_tid */ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 36 | |
| 37 | /* internal header files relevant for all systems */ |
| 38 | #include <ol_txrx_internal.h> /* TXRX_ASSERT1 */ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 39 | #include <ol_tx_desc.h> /* ol_tx_desc */ |
| 40 | #include <ol_tx_send.h> /* ol_tx_send */ |
Dhanashri Atre | 12a0839 | 2016-02-17 13:10:34 -0800 | [diff] [blame^] | 41 | #include <ol_txrx.h> /* ol_txrx_get_vdev_from_vdev_id */ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 42 | |
| 43 | /* internal header files relevant only for HL systems */ |
| 44 | #include <ol_tx_queue.h> /* ol_tx_enqueue */ |
| 45 | |
| 46 | /* internal header files relevant only for specific systems (Pronto) */ |
| 47 | #include <ol_txrx_encap.h> /* OL_TX_ENCAP, etc */ |
| 48 | #include <ol_tx.h> |
| 49 | #include <ol_cfg.h> |
| 50 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 51 | #define INVALID_FLOW_ID 0xFF |
| 52 | #define MAX_INVALID_BIN 3 |
| 53 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 54 | #ifdef QCA_LL_TX_FLOW_GLOBAL_MGMT_POOL |
| 55 | #define TX_FLOW_MGMT_POOL_ID 0xEF |
| 56 | #define TX_FLOW_MGMT_POOL_SIZE 32 |
| 57 | |
| 58 | /** |
| 59 | * ol_tx_register_global_mgmt_pool() - register global pool for mgmt packets |
| 60 | * @pdev: pdev handler |
| 61 | * |
| 62 | * Return: none |
| 63 | */ |
| 64 | static void |
| 65 | ol_tx_register_global_mgmt_pool(struct ol_txrx_pdev_t *pdev) |
| 66 | { |
| 67 | pdev->mgmt_pool = ol_tx_create_flow_pool(TX_FLOW_MGMT_POOL_ID, |
| 68 | TX_FLOW_MGMT_POOL_SIZE); |
| 69 | if (!pdev->mgmt_pool) { |
| 70 | TXRX_PRINT(TXRX_PRINT_LEVEL_ERR, |
| 71 | "Management pool creation failed\n"); |
| 72 | } |
| 73 | return; |
| 74 | } |
| 75 | |
| 76 | /** |
| 77 | * ol_tx_deregister_global_mgmt_pool() - Deregister global pool for mgmt packets |
| 78 | * @pdev: pdev handler |
| 79 | * |
| 80 | * Return: none |
| 81 | */ |
| 82 | static void |
| 83 | ol_tx_deregister_global_mgmt_pool(struct ol_txrx_pdev_t *pdev) |
| 84 | { |
| 85 | ol_tx_delete_flow_pool(pdev->mgmt_pool); |
| 86 | return; |
| 87 | } |
| 88 | #else |
| 89 | static inline void |
| 90 | ol_tx_register_global_mgmt_pool(struct ol_txrx_pdev_t *pdev) |
| 91 | { |
| 92 | return; |
| 93 | } |
| 94 | static inline void |
| 95 | ol_tx_deregister_global_mgmt_pool(struct ol_txrx_pdev_t *pdev) |
| 96 | { |
| 97 | return; |
| 98 | } |
| 99 | #endif |
| 100 | |
| 101 | /** |
| 102 | * ol_tx_register_flow_control() - Register fw based tx flow control |
| 103 | * @pdev: pdev handle |
| 104 | * |
| 105 | * Return: none |
| 106 | */ |
| 107 | void ol_tx_register_flow_control(struct ol_txrx_pdev_t *pdev) |
| 108 | { |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 109 | qdf_spinlock_create(&pdev->tx_desc.flow_pool_list_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 110 | TAILQ_INIT(&pdev->tx_desc.flow_pool_list); |
| 111 | |
Nirav Shah | 22bf44d | 2015-12-10 15:39:48 +0530 | [diff] [blame] | 112 | if (!ol_tx_get_is_mgmt_over_wmi_enabled()) |
| 113 | ol_tx_register_global_mgmt_pool(pdev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 114 | } |
| 115 | |
| 116 | /** |
| 117 | * ol_tx_deregister_flow_control() - Deregister fw based tx flow control |
| 118 | * @pdev: pdev handle |
| 119 | * |
| 120 | * Return: none |
| 121 | */ |
| 122 | void ol_tx_deregister_flow_control(struct ol_txrx_pdev_t *pdev) |
| 123 | { |
Nirav Shah | 22bf44d | 2015-12-10 15:39:48 +0530 | [diff] [blame] | 124 | if (!ol_tx_get_is_mgmt_over_wmi_enabled()) |
| 125 | ol_tx_deregister_global_mgmt_pool(pdev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 126 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 127 | qdf_spinlock_destroy(&pdev->tx_desc.flow_pool_list_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 128 | if (!TAILQ_EMPTY(&pdev->tx_desc.flow_pool_list)) { |
| 129 | TXRX_PRINT(TXRX_PRINT_LEVEL_ERR, |
| 130 | "flow pool list is not empty!!!\n"); |
| 131 | } |
| 132 | } |
| 133 | |
| 134 | /** |
| 135 | * ol_tx_dump_flow_pool_info() - dump global_pool and flow_pool info |
| 136 | * |
| 137 | * Return: none |
| 138 | */ |
| 139 | void ol_tx_dump_flow_pool_info(void) |
| 140 | { |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 141 | struct ol_txrx_pdev_t *pdev = cds_get_context(QDF_MODULE_ID_TXRX); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 142 | struct ol_tx_flow_pool_t *pool = NULL; |
| 143 | struct ol_tx_flow_pool_t tmp_pool; |
| 144 | |
| 145 | |
| 146 | TXRX_PRINT(TXRX_PRINT_LEVEL_ERR, "Global Pool\n"); |
| 147 | TXRX_PRINT(TXRX_PRINT_LEVEL_ERR, "Total %d :: Available %d\n", |
| 148 | pdev->tx_desc.pool_size, pdev->tx_desc.num_free); |
| 149 | TXRX_PRINT(TXRX_PRINT_LEVEL_ERR, "Invalid flow_pool %d\n", |
| 150 | pdev->tx_desc.num_invalid_bin); |
| 151 | |
| 152 | TXRX_PRINT(TXRX_PRINT_LEVEL_ERR, "No of pool map received %d\n", |
| 153 | pdev->pool_stats.pool_map_count); |
| 154 | TXRX_PRINT(TXRX_PRINT_LEVEL_ERR, "No of pool unmap received %d\n", |
| 155 | pdev->pool_stats.pool_unmap_count); |
| 156 | TXRX_PRINT(TXRX_PRINT_LEVEL_ERR, |
| 157 | "Pkt dropped due to unavailablity of pool %d\n", |
| 158 | pdev->pool_stats.pkt_drop_no_pool); |
| 159 | TXRX_PRINT(TXRX_PRINT_LEVEL_ERR, |
| 160 | "Pkt dropped due to unavailablity of descriptors %d\n", |
| 161 | pdev->pool_stats.pkt_drop_no_desc); |
| 162 | |
| 163 | /* |
| 164 | * Nested spin lock. |
| 165 | * Always take in below order. |
| 166 | * flow_pool_list_lock -> flow_pool_lock |
| 167 | */ |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 168 | qdf_spin_lock_bh(&pdev->tx_desc.flow_pool_list_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 169 | TAILQ_FOREACH(pool, &pdev->tx_desc.flow_pool_list, |
| 170 | flow_pool_list_elem) { |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 171 | qdf_spin_lock_bh(&pool->flow_pool_lock); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 172 | qdf_mem_copy(&tmp_pool, pool, sizeof(tmp_pool)); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 173 | qdf_spin_unlock_bh(&pool->flow_pool_lock); |
| 174 | qdf_spin_unlock_bh(&pdev->tx_desc.flow_pool_list_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 175 | TXRX_PRINT(TXRX_PRINT_LEVEL_ERR, |
| 176 | "Flow_pool_id %d :: status %d\n", |
| 177 | tmp_pool.flow_pool_id, tmp_pool.status); |
| 178 | TXRX_PRINT(TXRX_PRINT_LEVEL_ERR, |
| 179 | "Total %d :: Available %d :: Deficient %d\n", |
| 180 | tmp_pool.flow_pool_size, tmp_pool.avail_desc, |
| 181 | tmp_pool.deficient_desc); |
| 182 | TXRX_PRINT(TXRX_PRINT_LEVEL_ERR, |
| 183 | "Start_TH %d :: Stop_TH %d\n", |
| 184 | tmp_pool.start_th, tmp_pool.stop_th); |
| 185 | TXRX_PRINT(TXRX_PRINT_LEVEL_ERR, |
| 186 | "Member flow_id %d :: flow_type %d\n", |
| 187 | tmp_pool.member_flow_id, tmp_pool.flow_type); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 188 | qdf_spin_lock_bh(&pdev->tx_desc.flow_pool_list_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 189 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 190 | qdf_spin_unlock_bh(&pdev->tx_desc.flow_pool_list_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 191 | |
| 192 | return; |
| 193 | } |
| 194 | |
| 195 | /** |
| 196 | * ol_tx_clear_flow_pool_stats() - clear flow pool statistics |
| 197 | * |
| 198 | * Return: none |
| 199 | */ |
| 200 | void ol_tx_clear_flow_pool_stats(void) |
| 201 | { |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 202 | struct ol_txrx_pdev_t *pdev = cds_get_context(QDF_MODULE_ID_TXRX); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 203 | |
| 204 | if (!pdev) { |
| 205 | TXRX_PRINT(TXRX_PRINT_LEVEL_ERR, "%s: pdev is null\n", |
| 206 | __func__); |
| 207 | return; |
| 208 | } |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 209 | qdf_mem_zero(&pdev->pool_stats, sizeof(pdev->pool_stats)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 210 | } |
| 211 | |
| 212 | /** |
| 213 | * ol_tx_move_desc_n() - Move n descriptors from src_pool to dst_pool. |
| 214 | * @src_pool: source pool |
| 215 | * @dst_pool: destination pool |
| 216 | * @desc_move_count: descriptor move count |
| 217 | * |
| 218 | * Return: actual descriptors moved |
| 219 | */ |
| 220 | static int ol_tx_move_desc_n(struct ol_tx_flow_pool_t *src_pool, |
| 221 | struct ol_tx_flow_pool_t *dst_pool, |
| 222 | int desc_move_count) |
| 223 | { |
| 224 | uint16_t count = 0, i; |
| 225 | struct ol_tx_desc_t *tx_desc; |
| 226 | union ol_tx_desc_list_elem_t *temp_list = NULL; |
| 227 | |
| 228 | /* Take descriptors from source pool and put it in temp_list */ |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 229 | qdf_spin_lock_bh(&src_pool->flow_pool_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 230 | for (i = 0; i < desc_move_count; i++) { |
Nirav Shah | 9d7f2e8 | 2015-09-28 11:09:09 -0700 | [diff] [blame] | 231 | tx_desc = ol_tx_get_desc_flow_pool(src_pool); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 232 | ((union ol_tx_desc_list_elem_t *)tx_desc)->next = temp_list; |
| 233 | temp_list = (union ol_tx_desc_list_elem_t *)tx_desc; |
| 234 | |
| 235 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 236 | qdf_spin_unlock_bh(&src_pool->flow_pool_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 237 | |
| 238 | /* Take descriptors from temp_list and put it in destination pool */ |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 239 | qdf_spin_lock_bh(&dst_pool->flow_pool_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 240 | for (i = 0; i < desc_move_count; i++) { |
| 241 | if (dst_pool->deficient_desc) |
| 242 | dst_pool->deficient_desc--; |
| 243 | else |
| 244 | break; |
| 245 | tx_desc = &temp_list->tx_desc; |
| 246 | temp_list = temp_list->next; |
Nirav Shah | 9d7f2e8 | 2015-09-28 11:09:09 -0700 | [diff] [blame] | 247 | ol_tx_put_desc_flow_pool(dst_pool, tx_desc); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 248 | count++; |
| 249 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 250 | qdf_spin_unlock_bh(&dst_pool->flow_pool_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 251 | |
| 252 | /* If anything is there in temp_list put it back to source pool */ |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 253 | qdf_spin_lock_bh(&src_pool->flow_pool_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 254 | while (temp_list) { |
| 255 | tx_desc = &temp_list->tx_desc; |
| 256 | temp_list = temp_list->next; |
Nirav Shah | 9d7f2e8 | 2015-09-28 11:09:09 -0700 | [diff] [blame] | 257 | ol_tx_put_desc_flow_pool(src_pool, tx_desc); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 258 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 259 | qdf_spin_unlock_bh(&src_pool->flow_pool_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 260 | |
| 261 | return count; |
| 262 | } |
| 263 | |
| 264 | |
| 265 | /** |
| 266 | * ol_tx_distribute_descs_to_deficient_pools() - Distribute descriptors |
| 267 | * @src_pool: source pool |
| 268 | * |
| 269 | * Distribute all descriptors of source pool to all |
| 270 | * deficient pools as per flow_pool_list. |
| 271 | * |
| 272 | * Return: 0 for sucess |
| 273 | */ |
| 274 | int |
| 275 | ol_tx_distribute_descs_to_deficient_pools(struct ol_tx_flow_pool_t *src_pool) |
| 276 | { |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 277 | struct ol_txrx_pdev_t *pdev = cds_get_context(QDF_MODULE_ID_TXRX); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 278 | struct ol_tx_flow_pool_t *dst_pool = NULL; |
| 279 | uint16_t desc_count = src_pool->avail_desc; |
| 280 | uint16_t desc_move_count = 0; |
| 281 | |
| 282 | if (!pdev) { |
| 283 | TXRX_PRINT(TXRX_PRINT_LEVEL_ERR, |
| 284 | "%s: pdev is NULL\n", __func__); |
| 285 | return -EINVAL; |
| 286 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 287 | qdf_spin_lock_bh(&pdev->tx_desc.flow_pool_list_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 288 | TAILQ_FOREACH(dst_pool, &pdev->tx_desc.flow_pool_list, |
| 289 | flow_pool_list_elem) { |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 290 | qdf_spin_lock_bh(&dst_pool->flow_pool_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 291 | if (dst_pool->deficient_desc) { |
| 292 | desc_move_count = |
| 293 | (dst_pool->deficient_desc > desc_count) ? |
| 294 | desc_count : dst_pool->deficient_desc; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 295 | qdf_spin_unlock_bh(&dst_pool->flow_pool_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 296 | desc_move_count = ol_tx_move_desc_n(src_pool, |
| 297 | dst_pool, desc_move_count); |
| 298 | desc_count -= desc_move_count; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 299 | qdf_spin_lock_bh(&dst_pool->flow_pool_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 300 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 301 | qdf_spin_unlock_bh(&dst_pool->flow_pool_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 302 | if (desc_count == 0) |
| 303 | break; |
| 304 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 305 | qdf_spin_unlock_bh(&pdev->tx_desc.flow_pool_list_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 306 | |
| 307 | return 0; |
| 308 | } |
| 309 | |
| 310 | |
| 311 | /** |
| 312 | * ol_tx_create_flow_pool() - create flow pool |
| 313 | * @flow_pool_id: flow pool id |
| 314 | * @flow_pool_size: flow pool size |
| 315 | * |
| 316 | * Return: flow_pool pointer / NULL for error |
| 317 | */ |
| 318 | struct ol_tx_flow_pool_t *ol_tx_create_flow_pool(uint8_t flow_pool_id, |
| 319 | uint16_t flow_pool_size) |
| 320 | { |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 321 | struct ol_txrx_pdev_t *pdev = cds_get_context(QDF_MODULE_ID_TXRX); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 322 | struct ol_tx_flow_pool_t *pool; |
| 323 | uint16_t size = 0, i; |
| 324 | struct ol_tx_desc_t *tx_desc; |
| 325 | union ol_tx_desc_list_elem_t *temp_list = NULL; |
| 326 | uint32_t stop_threshold = |
| 327 | ol_cfg_get_tx_flow_stop_queue_th(pdev->ctrl_pdev); |
| 328 | uint32_t start_threshold = stop_threshold + |
| 329 | ol_cfg_get_tx_flow_start_queue_offset(pdev->ctrl_pdev); |
| 330 | |
| 331 | if (!pdev) { |
| 332 | TXRX_PRINT(TXRX_PRINT_LEVEL_ERR, |
| 333 | "%s: pdev is NULL\n", __func__); |
| 334 | return NULL; |
| 335 | } |
| 336 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 337 | pool = qdf_mem_malloc(sizeof(*pool)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 338 | if (!pool) { |
| 339 | TXRX_PRINT(TXRX_PRINT_LEVEL_ERR, |
| 340 | "%s: malloc failed\n", __func__); |
| 341 | return NULL; |
| 342 | } |
| 343 | |
| 344 | pool->flow_pool_id = flow_pool_id; |
| 345 | pool->flow_pool_size = flow_pool_size; |
| 346 | pool->status = FLOW_POOL_ACTIVE_UNPAUSED; |
| 347 | pool->start_th = (start_threshold * flow_pool_size)/100; |
| 348 | pool->stop_th = (stop_threshold * flow_pool_size)/100; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 349 | qdf_spinlock_create(&pool->flow_pool_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 350 | |
| 351 | /* Take TX descriptor from global_pool and put it in temp_list*/ |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 352 | qdf_spin_lock_bh(&pdev->tx_mutex); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 353 | if (pdev->tx_desc.num_free >= pool->flow_pool_size) |
| 354 | size = pool->flow_pool_size; |
| 355 | else |
| 356 | size = pdev->tx_desc.num_free; |
| 357 | |
| 358 | for (i = 0; i < size; i++) { |
Nirav Shah | 9d7f2e8 | 2015-09-28 11:09:09 -0700 | [diff] [blame] | 359 | tx_desc = ol_tx_get_desc_global_pool(pdev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 360 | tx_desc->pool = pool; |
| 361 | ((union ol_tx_desc_list_elem_t *)tx_desc)->next = temp_list; |
| 362 | temp_list = (union ol_tx_desc_list_elem_t *)tx_desc; |
| 363 | |
| 364 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 365 | qdf_spin_unlock_bh(&pdev->tx_mutex); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 366 | |
| 367 | /* put temp_list to flow_pool */ |
| 368 | pool->freelist = temp_list; |
| 369 | pool->avail_desc = size; |
| 370 | pool->deficient_desc = pool->flow_pool_size - pool->avail_desc; |
| 371 | |
| 372 | /* Add flow_pool to flow_pool_list */ |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 373 | qdf_spin_lock_bh(&pdev->tx_desc.flow_pool_list_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 374 | TAILQ_INSERT_TAIL(&pdev->tx_desc.flow_pool_list, pool, |
| 375 | flow_pool_list_elem); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 376 | qdf_spin_unlock_bh(&pdev->tx_desc.flow_pool_list_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 377 | |
| 378 | return pool; |
| 379 | } |
| 380 | |
| 381 | /** |
| 382 | * ol_tx_delete_flow_pool() - delete flow pool |
| 383 | * @pool: flow pool pointer |
| 384 | * |
| 385 | * Delete flow_pool if all tx descriptors are available. |
| 386 | * Otherwise put it in FLOW_POOL_INVALID state. |
| 387 | * |
| 388 | * Return: 0 for success or error |
| 389 | */ |
| 390 | int ol_tx_delete_flow_pool(struct ol_tx_flow_pool_t *pool) |
| 391 | { |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 392 | struct ol_txrx_pdev_t *pdev = cds_get_context(QDF_MODULE_ID_TXRX); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 393 | uint16_t i, size; |
| 394 | union ol_tx_desc_list_elem_t *temp_list = NULL; |
| 395 | struct ol_tx_desc_t *tx_desc = NULL; |
| 396 | |
| 397 | if (!pool) { |
| 398 | TXRX_PRINT(TXRX_PRINT_LEVEL_ERR, |
| 399 | "%s: pool is NULL\n", __func__); |
| 400 | return -ENOMEM; |
| 401 | } |
| 402 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 403 | qdf_spin_lock_bh(&pdev->tx_desc.flow_pool_list_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 404 | TAILQ_REMOVE(&pdev->tx_desc.flow_pool_list, pool, flow_pool_list_elem); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 405 | qdf_spin_unlock_bh(&pdev->tx_desc.flow_pool_list_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 406 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 407 | qdf_spin_lock_bh(&pool->flow_pool_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 408 | if (pool->avail_desc == pool->flow_pool_size) |
| 409 | pool->status = FLOW_POOL_INACTIVE; |
| 410 | else |
| 411 | pool->status = FLOW_POOL_INVALID; |
| 412 | |
| 413 | /* Take all free descriptors and put it in temp_list */ |
| 414 | temp_list = pool->freelist; |
| 415 | size = pool->avail_desc; |
| 416 | pool->freelist = NULL; |
| 417 | pool->avail_desc = 0; |
| 418 | |
| 419 | if (pool->status == FLOW_POOL_INACTIVE) { |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 420 | qdf_spin_unlock_bh(&pool->flow_pool_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 421 | /* Free flow_pool */ |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 422 | qdf_spinlock_destroy(&pool->flow_pool_lock); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 423 | qdf_mem_free(pool); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 424 | } else { /* FLOW_POOL_INVALID case*/ |
| 425 | pool->flow_pool_size -= size; |
| 426 | pool->flow_pool_id = INVALID_FLOW_ID; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 427 | qdf_spin_unlock_bh(&pool->flow_pool_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 428 | |
| 429 | pdev->tx_desc.num_invalid_bin++; |
Nirav Shah | 2ae038d | 2015-12-23 20:36:11 +0530 | [diff] [blame] | 430 | TXRX_PRINT(TXRX_PRINT_LEVEL_ERR, |
| 431 | "%s: invalid pool created %d\n", |
| 432 | __func__, pdev->tx_desc.num_invalid_bin); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 433 | if (pdev->tx_desc.num_invalid_bin > MAX_INVALID_BIN) |
| 434 | ASSERT(0); |
| 435 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 436 | qdf_spin_lock_bh(&pdev->tx_desc.flow_pool_list_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 437 | TAILQ_INSERT_TAIL(&pdev->tx_desc.flow_pool_list, pool, |
| 438 | flow_pool_list_elem); |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 439 | qdf_spin_unlock_bh(&pdev->tx_desc.flow_pool_list_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 440 | } |
| 441 | |
| 442 | /* put free descriptors to global pool */ |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 443 | qdf_spin_lock_bh(&pdev->tx_mutex); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 444 | for (i = 0; i < size; i++) { |
| 445 | tx_desc = &temp_list->tx_desc; |
| 446 | temp_list = temp_list->next; |
| 447 | |
Nirav Shah | 9d7f2e8 | 2015-09-28 11:09:09 -0700 | [diff] [blame] | 448 | ol_tx_put_desc_global_pool(pdev, tx_desc); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 449 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 450 | qdf_spin_unlock_bh(&pdev->tx_mutex); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 451 | |
| 452 | return 0; |
| 453 | } |
| 454 | |
| 455 | |
| 456 | /** |
| 457 | * ol_tx_free_invalid_flow_pool() - free invalid pool |
| 458 | * @pool: pool |
| 459 | * |
| 460 | * Return: 0 for success or failure |
| 461 | */ |
| 462 | int ol_tx_free_invalid_flow_pool(struct ol_tx_flow_pool_t *pool) |
| 463 | { |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 464 | struct ol_txrx_pdev_t *pdev = cds_get_context(QDF_MODULE_ID_TXRX); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 465 | |
| 466 | if ((!pdev) || (!pool) || (pool->status != FLOW_POOL_INVALID)) { |
| 467 | TXRX_PRINT(TXRX_PRINT_LEVEL_ERR, |
| 468 | "%s: Invalid pool/pdev\n", __func__); |
| 469 | return -EINVAL; |
| 470 | } |
| 471 | |
| 472 | /* direclty distribute to other deficient pools */ |
| 473 | ol_tx_distribute_descs_to_deficient_pools(pool); |
| 474 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 475 | qdf_spin_lock_bh(&pool->flow_pool_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 476 | pool->flow_pool_size = pool->avail_desc; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 477 | qdf_spin_unlock_bh(&pool->flow_pool_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 478 | |
| 479 | pdev->tx_desc.num_invalid_bin--; |
Nirav Shah | 2ae038d | 2015-12-23 20:36:11 +0530 | [diff] [blame] | 480 | TXRX_PRINT(TXRX_PRINT_LEVEL_ERR, |
| 481 | "%s: invalid pool deleted %d\n", |
| 482 | __func__, pdev->tx_desc.num_invalid_bin); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 483 | |
| 484 | return ol_tx_delete_flow_pool(pool); |
| 485 | } |
| 486 | |
| 487 | /** |
| 488 | * ol_tx_get_flow_pool() - get flow_pool from flow_pool_id |
| 489 | * @flow_pool_id: flow pool id |
| 490 | * |
| 491 | * Return: flow_pool ptr / NULL if not found |
| 492 | */ |
| 493 | struct ol_tx_flow_pool_t *ol_tx_get_flow_pool(uint8_t flow_pool_id) |
| 494 | { |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 495 | struct ol_txrx_pdev_t *pdev = cds_get_context(QDF_MODULE_ID_TXRX); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 496 | struct ol_tx_flow_pool_t *pool = NULL; |
| 497 | bool is_found = false; |
| 498 | |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 499 | qdf_spin_lock_bh(&pdev->tx_desc.flow_pool_list_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 500 | TAILQ_FOREACH(pool, &pdev->tx_desc.flow_pool_list, |
| 501 | flow_pool_list_elem) { |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 502 | qdf_spin_lock_bh(&pool->flow_pool_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 503 | if (pool->flow_pool_id == flow_pool_id) { |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 504 | qdf_spin_unlock_bh(&pool->flow_pool_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 505 | is_found = true; |
| 506 | break; |
| 507 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 508 | qdf_spin_unlock_bh(&pool->flow_pool_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 509 | } |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 510 | qdf_spin_unlock_bh(&pdev->tx_desc.flow_pool_list_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 511 | |
| 512 | if (is_found == false) |
| 513 | pool = NULL; |
| 514 | |
| 515 | return pool; |
| 516 | |
| 517 | } |
| 518 | |
| 519 | |
| 520 | /** |
| 521 | * ol_tx_flow_pool_vdev_map() - Map flow_pool with vdev |
| 522 | * @pool: flow_pool |
| 523 | * @vdev_id: flow_id /vdev_id |
| 524 | * |
| 525 | * Return: none |
| 526 | */ |
| 527 | void ol_tx_flow_pool_vdev_map(struct ol_tx_flow_pool_t *pool, |
| 528 | uint8_t vdev_id) |
| 529 | { |
| 530 | ol_txrx_vdev_handle vdev; |
| 531 | |
| 532 | vdev = ol_txrx_get_vdev_from_vdev_id(vdev_id); |
| 533 | if (!vdev) { |
| 534 | TXRX_PRINT(TXRX_PRINT_LEVEL_ERR, |
| 535 | "%s: invalid vdev_id %d\n", |
| 536 | __func__, vdev_id); |
| 537 | return; |
| 538 | } |
| 539 | |
| 540 | vdev->pool = pool; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 541 | qdf_spin_lock_bh(&pool->flow_pool_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 542 | pool->member_flow_id = vdev_id; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 543 | qdf_spin_unlock_bh(&pool->flow_pool_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 544 | |
| 545 | return; |
| 546 | } |
| 547 | |
| 548 | /** |
| 549 | * ol_tx_flow_pool_vdev_unmap() - Unmap flow_pool from vdev |
| 550 | * @pool: flow_pool |
| 551 | * @vdev_id: flow_id /vdev_id |
| 552 | * |
| 553 | * Return: none |
| 554 | */ |
| 555 | void ol_tx_flow_pool_vdev_unmap(struct ol_tx_flow_pool_t *pool, |
| 556 | uint8_t vdev_id) |
| 557 | { |
| 558 | ol_txrx_vdev_handle vdev; |
| 559 | |
| 560 | vdev = ol_txrx_get_vdev_from_vdev_id(vdev_id); |
| 561 | if (!vdev) { |
| 562 | TXRX_PRINT(TXRX_PRINT_LEVEL_ERR, |
| 563 | "%s: invalid vdev_id %d\n", |
| 564 | __func__, vdev_id); |
| 565 | return; |
| 566 | } |
| 567 | |
| 568 | vdev->pool = NULL; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 569 | qdf_spin_lock_bh(&pool->flow_pool_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 570 | pool->member_flow_id = INVALID_FLOW_ID; |
Anurag Chouhan | a37b5b7 | 2016-02-21 14:53:42 +0530 | [diff] [blame] | 571 | qdf_spin_unlock_bh(&pool->flow_pool_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 572 | |
| 573 | return; |
| 574 | } |
| 575 | |
| 576 | /** |
| 577 | * ol_tx_flow_pool_map_handler() - Map flow_id with pool of descriptors |
| 578 | * @flow_id: flow id |
| 579 | * @flow_type: flow type |
| 580 | * @flow_pool_id: pool id |
| 581 | * @flow_pool_size: pool size |
| 582 | * |
| 583 | * Process below target to host message |
| 584 | * HTT_T2H_MSG_TYPE_FLOW_POOL_MAP |
| 585 | * |
| 586 | * Return: none |
| 587 | */ |
| 588 | void ol_tx_flow_pool_map_handler(uint8_t flow_id, uint8_t flow_type, |
| 589 | uint8_t flow_pool_id, uint16_t flow_pool_size) |
| 590 | { |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 591 | struct ol_txrx_pdev_t *pdev = cds_get_context(QDF_MODULE_ID_TXRX); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 592 | struct ol_tx_flow_pool_t *pool; |
| 593 | uint8_t pool_create = 0; |
| 594 | enum htt_flow_type type = flow_type; |
| 595 | |
| 596 | |
| 597 | TXRX_PRINT(TXRX_PRINT_LEVEL_INFO1, |
| 598 | "%s: flow_id %d flow_type %d flow_pool_id %d flow_pool_size %d\n", |
| 599 | __func__, flow_id, flow_type, flow_pool_id, flow_pool_size); |
| 600 | |
Anurag Chouhan | c554842 | 2016-02-24 18:33:27 +0530 | [diff] [blame] | 601 | if (qdf_unlikely(!pdev)) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 602 | TXRX_PRINT(TXRX_PRINT_LEVEL_ERR, |
| 603 | "%s: pdev is NULL", __func__); |
| 604 | return; |
| 605 | } |
| 606 | pdev->pool_stats.pool_map_count++; |
| 607 | |
| 608 | pool = ol_tx_get_flow_pool(flow_pool_id); |
| 609 | if (!pool) { |
| 610 | pool = ol_tx_create_flow_pool(flow_pool_id, flow_pool_size); |
| 611 | if (pool == NULL) { |
| 612 | TXRX_PRINT(TXRX_PRINT_LEVEL_ERR, |
| 613 | "%s: creation of flow_pool %d size %d failed\n", |
| 614 | __func__, flow_pool_id, flow_pool_size); |
| 615 | return; |
| 616 | } |
| 617 | pool_create = 1; |
| 618 | } |
| 619 | |
| 620 | switch (type) { |
| 621 | |
| 622 | case FLOW_TYPE_VDEV: |
| 623 | ol_tx_flow_pool_vdev_map(pool, flow_id); |
| 624 | break; |
| 625 | default: |
| 626 | if (pool_create) |
| 627 | ol_tx_delete_flow_pool(pool); |
| 628 | TXRX_PRINT(TXRX_PRINT_LEVEL_ERR, |
| 629 | "%s: flow type %d not supported !!!\n", |
| 630 | __func__, type); |
| 631 | break; |
| 632 | } |
| 633 | |
| 634 | return; |
| 635 | } |
| 636 | |
| 637 | /** |
| 638 | * ol_tx_flow_pool_unmap_handler() - Unmap flow_id from pool of descriptors |
| 639 | * @flow_id: flow id |
| 640 | * @flow_type: flow type |
| 641 | * @flow_pool_id: pool id |
| 642 | * |
| 643 | * Process below target to host message |
| 644 | * HTT_T2H_MSG_TYPE_FLOW_POOL_UNMAP |
| 645 | * |
| 646 | * Return: none |
| 647 | */ |
| 648 | void ol_tx_flow_pool_unmap_handler(uint8_t flow_id, uint8_t flow_type, |
| 649 | uint8_t flow_pool_id) |
| 650 | { |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 651 | struct ol_txrx_pdev_t *pdev = cds_get_context(QDF_MODULE_ID_TXRX); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 652 | struct ol_tx_flow_pool_t *pool; |
| 653 | enum htt_flow_type type = flow_type; |
| 654 | |
| 655 | TXRX_PRINT(TXRX_PRINT_LEVEL_INFO1, |
| 656 | "%s: flow_id %d flow_type %d flow_pool_id %d\n", |
| 657 | __func__, flow_id, flow_type, flow_pool_id); |
| 658 | |
Anurag Chouhan | c554842 | 2016-02-24 18:33:27 +0530 | [diff] [blame] | 659 | if (qdf_unlikely(!pdev)) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 660 | TXRX_PRINT(TXRX_PRINT_LEVEL_ERR, |
| 661 | "%s: pdev is NULL", __func__); |
| 662 | return; |
| 663 | } |
| 664 | pdev->pool_stats.pool_unmap_count++; |
| 665 | |
| 666 | pool = ol_tx_get_flow_pool(flow_pool_id); |
| 667 | if (!pool) { |
| 668 | TXRX_PRINT(TXRX_PRINT_LEVEL_ERR, |
| 669 | "%s: flow_pool not available flow_pool_id %d\n", |
| 670 | __func__, type); |
| 671 | return; |
| 672 | } |
| 673 | |
| 674 | switch (type) { |
| 675 | |
| 676 | case FLOW_TYPE_VDEV: |
| 677 | ol_tx_flow_pool_vdev_unmap(pool, flow_id); |
| 678 | break; |
| 679 | default: |
| 680 | TXRX_PRINT(TXRX_PRINT_LEVEL_ERR, |
| 681 | "%s: flow type %d not supported !!!\n", |
| 682 | __func__, type); |
| 683 | return; |
| 684 | } |
| 685 | |
| 686 | /* only delete if all descriptors are available */ |
| 687 | ol_tx_delete_flow_pool(pool); |
| 688 | |
| 689 | return; |
| 690 | } |
| 691 | |
| 692 | |