Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 1 | /* |
Varun Reddy Yeturu | e23b6bc | 2018-01-08 13:18:41 -0800 | [diff] [blame] | 2 | * Copyright (c) 2012-2018 The Linux Foundation. All rights reserved. |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 3 | * |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 4 | * Permission to use, copy, modify, and/or distribute this software for |
| 5 | * any purpose with or without fee is hereby granted, provided that the |
| 6 | * above copyright notice and this permission notice appear in all |
| 7 | * copies. |
| 8 | * |
| 9 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| 10 | * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| 11 | * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| 12 | * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| 13 | * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| 14 | * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 15 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| 16 | * PERFORMANCE OF THIS SOFTWARE. |
| 17 | */ |
| 18 | |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 19 | /** |
| 20 | * DOC: wlan_policy_mgr_action.c |
| 21 | * |
| 22 | * WLAN Concurrenct Connection Management APIs |
| 23 | * |
| 24 | */ |
| 25 | |
| 26 | /* Include files */ |
| 27 | |
| 28 | #include "wlan_policy_mgr_api.h" |
| 29 | #include "wlan_policy_mgr_tables_no_dbs_i.h" |
| 30 | #include "wlan_policy_mgr_i.h" |
| 31 | #include "qdf_types.h" |
| 32 | #include "qdf_trace.h" |
| 33 | #include "wlan_objmgr_global_obj.h" |
Tushnim Bhattacharyya | 89036a7 | 2018-10-01 14:50:15 -0700 | [diff] [blame] | 34 | #include "qdf_platform.h" |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 35 | |
| 36 | enum policy_mgr_conc_next_action (*policy_mgr_get_current_pref_hw_mode_ptr) |
| 37 | (struct wlan_objmgr_psoc *psoc); |
| 38 | |
| 39 | void policy_mgr_hw_mode_transition_cb(uint32_t old_hw_mode_index, |
| 40 | uint32_t new_hw_mode_index, |
| 41 | uint32_t num_vdev_mac_entries, |
| 42 | struct policy_mgr_vdev_mac_map *vdev_mac_map, |
| 43 | struct wlan_objmgr_psoc *context) |
| 44 | { |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 45 | QDF_STATUS status; |
| 46 | struct policy_mgr_hw_mode_params hw_mode; |
| 47 | uint32_t i; |
Yeshwanth Sriram Guntuka | 6a3be16 | 2018-02-23 12:14:46 +0530 | [diff] [blame] | 48 | struct policy_mgr_psoc_priv_obj *pm_ctx; |
| 49 | |
| 50 | pm_ctx = policy_mgr_get_context(context); |
| 51 | if (!pm_ctx) { |
| 52 | policy_mgr_err("Invalid context"); |
| 53 | return; |
| 54 | } |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 55 | |
| 56 | if (!vdev_mac_map) { |
| 57 | policy_mgr_err("vdev_mac_map is NULL"); |
| 58 | return; |
| 59 | } |
| 60 | |
Tushnim Bhattacharyya | 8b60ebb | 2017-08-17 14:53:07 -0700 | [diff] [blame] | 61 | policy_mgr_debug("old_hw_mode_index=%d, new_hw_mode_index=%d", |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 62 | old_hw_mode_index, new_hw_mode_index); |
| 63 | |
| 64 | for (i = 0; i < num_vdev_mac_entries; i++) |
Tushnim Bhattacharyya | 8b60ebb | 2017-08-17 14:53:07 -0700 | [diff] [blame] | 65 | policy_mgr_debug("vdev_id:%d mac_id:%d", |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 66 | vdev_mac_map[i].vdev_id, |
| 67 | vdev_mac_map[i].mac_id); |
| 68 | |
| 69 | status = policy_mgr_get_hw_mode_from_idx(context, |
| 70 | new_hw_mode_index, &hw_mode); |
| 71 | if (status != QDF_STATUS_SUCCESS) { |
| 72 | policy_mgr_err("Get HW mode failed: %d", status); |
| 73 | return; |
| 74 | } |
| 75 | |
Liangwei Dong | e57b6b7 | 2018-05-21 04:51:47 -0400 | [diff] [blame] | 76 | policy_mgr_debug("MAC0: TxSS:%d, RxSS:%d, Bw:%d band_cap:%d", |
| 77 | hw_mode.mac0_tx_ss, hw_mode.mac0_rx_ss, |
| 78 | hw_mode.mac0_bw, hw_mode.mac0_band_cap); |
Tushnim Bhattacharyya | 8b60ebb | 2017-08-17 14:53:07 -0700 | [diff] [blame] | 79 | policy_mgr_debug("MAC1: TxSS:%d, RxSS:%d, Bw:%d", |
Liangwei Dong | e57b6b7 | 2018-05-21 04:51:47 -0400 | [diff] [blame] | 80 | hw_mode.mac1_tx_ss, hw_mode.mac1_rx_ss, |
| 81 | hw_mode.mac1_bw); |
Tushnim Bhattacharyya | 8b60ebb | 2017-08-17 14:53:07 -0700 | [diff] [blame] | 82 | policy_mgr_debug("DBS:%d, Agile DFS:%d, SBS:%d", |
Liangwei Dong | e57b6b7 | 2018-05-21 04:51:47 -0400 | [diff] [blame] | 83 | hw_mode.dbs_cap, hw_mode.agile_dfs_cap, |
| 84 | hw_mode.sbs_cap); |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 85 | |
| 86 | /* update pm_conc_connection_list */ |
| 87 | policy_mgr_update_hw_mode_conn_info(context, num_vdev_mac_entries, |
| 88 | vdev_mac_map, |
| 89 | hw_mode); |
| 90 | |
Yeshwanth Sriram Guntuka | 6a3be16 | 2018-02-23 12:14:46 +0530 | [diff] [blame] | 91 | if (pm_ctx->mode_change_cb) |
| 92 | pm_ctx->mode_change_cb(); |
| 93 | |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 94 | return; |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 95 | } |
| 96 | |
Tushnim Bhattacharyya | c304f89 | 2018-08-01 19:15:55 -0700 | [diff] [blame] | 97 | QDF_STATUS policy_mgr_check_n_start_opportunistic_timer( |
| 98 | struct wlan_objmgr_psoc *psoc) |
| 99 | { |
| 100 | struct policy_mgr_psoc_priv_obj *pm_ctx; |
| 101 | QDF_STATUS status = QDF_STATUS_E_FAILURE; |
| 102 | |
| 103 | pm_ctx = policy_mgr_get_context(psoc); |
| 104 | if (!pm_ctx) { |
| 105 | policy_mgr_err("PM ctx not valid. Oppurtunistic timer cannot start"); |
| 106 | return QDF_STATUS_E_FAILURE; |
| 107 | } |
| 108 | if (policy_mgr_need_opportunistic_upgrade(psoc)) { |
| 109 | /* let's start the timer */ |
| 110 | qdf_mc_timer_stop(&pm_ctx->dbs_opportunistic_timer); |
| 111 | status = qdf_mc_timer_start( |
| 112 | &pm_ctx->dbs_opportunistic_timer, |
| 113 | DBS_OPPORTUNISTIC_TIME * 1000); |
| 114 | if (!QDF_IS_STATUS_SUCCESS(status)) |
| 115 | policy_mgr_err("Failed to start dbs opportunistic timer"); |
| 116 | } |
| 117 | return status; |
| 118 | } |
| 119 | |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 120 | QDF_STATUS policy_mgr_pdev_set_hw_mode(struct wlan_objmgr_psoc *psoc, |
| 121 | uint32_t session_id, |
| 122 | enum hw_mode_ss_config mac0_ss, |
| 123 | enum hw_mode_bandwidth mac0_bw, |
| 124 | enum hw_mode_ss_config mac1_ss, |
| 125 | enum hw_mode_bandwidth mac1_bw, |
Liangwei Dong | 9ace8a9 | 2018-05-21 05:39:04 -0400 | [diff] [blame] | 126 | enum hw_mode_mac_band_cap mac0_band_cap, |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 127 | enum hw_mode_dbs_capab dbs, |
| 128 | enum hw_mode_agile_dfs_capab dfs, |
| 129 | enum hw_mode_sbs_capab sbs, |
Tushnim Bhattacharyya | 9420656 | 2017-11-15 15:30:07 -0800 | [diff] [blame] | 130 | enum policy_mgr_conn_update_reason reason, |
| 131 | uint8_t next_action) |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 132 | { |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 133 | int8_t hw_mode_index; |
| 134 | struct policy_mgr_hw_mode msg; |
| 135 | QDF_STATUS status; |
| 136 | struct policy_mgr_psoc_priv_obj *pm_ctx; |
| 137 | |
| 138 | pm_ctx = policy_mgr_get_context(psoc); |
| 139 | if (!pm_ctx) { |
| 140 | policy_mgr_err("Invalid context"); |
| 141 | return QDF_STATUS_E_FAILURE; |
| 142 | } |
| 143 | |
| 144 | /* |
| 145 | * if HW is not capable of doing 2x2 or ini config disabled 2x2, don't |
| 146 | * allow to request FW for 2x2 |
| 147 | */ |
Tushnim Bhattacharyya | 68f709d | 2017-03-23 18:00:04 -0700 | [diff] [blame] | 148 | if ((HW_MODE_SS_2x2 == mac0_ss) && (!pm_ctx->user_cfg.enable2x2)) { |
Tushnim Bhattacharyya | 8b60ebb | 2017-08-17 14:53:07 -0700 | [diff] [blame] | 149 | policy_mgr_debug("2x2 is not allowed downgrading to 1x1 for mac0"); |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 150 | mac0_ss = HW_MODE_SS_1x1; |
| 151 | } |
Tushnim Bhattacharyya | 68f709d | 2017-03-23 18:00:04 -0700 | [diff] [blame] | 152 | if ((HW_MODE_SS_2x2 == mac1_ss) && (!pm_ctx->user_cfg.enable2x2)) { |
Tushnim Bhattacharyya | 8b60ebb | 2017-08-17 14:53:07 -0700 | [diff] [blame] | 153 | policy_mgr_debug("2x2 is not allowed downgrading to 1x1 for mac1"); |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 154 | mac1_ss = HW_MODE_SS_1x1; |
| 155 | } |
| 156 | |
| 157 | hw_mode_index = policy_mgr_get_hw_mode_idx_from_dbs_hw_list(psoc, |
Liangwei Dong | 9ace8a9 | 2018-05-21 05:39:04 -0400 | [diff] [blame] | 158 | mac0_ss, mac0_bw, mac1_ss, mac1_bw, mac0_band_cap, |
| 159 | dbs, dfs, sbs); |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 160 | if (hw_mode_index < 0) { |
| 161 | policy_mgr_err("Invalid HW mode index obtained"); |
| 162 | return QDF_STATUS_E_FAILURE; |
| 163 | } |
| 164 | |
| 165 | msg.hw_mode_index = hw_mode_index; |
| 166 | msg.set_hw_mode_cb = (void *)policy_mgr_pdev_set_hw_mode_cb; |
| 167 | msg.reason = reason; |
| 168 | msg.session_id = session_id; |
Tushnim Bhattacharyya | 9420656 | 2017-11-15 15:30:07 -0800 | [diff] [blame] | 169 | msg.next_action = next_action; |
Tushnim Bhattacharyya | 7051ad0 | 2017-03-23 11:16:40 -0700 | [diff] [blame] | 170 | msg.context = psoc; |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 171 | |
Tushnim Bhattacharyya | 8b60ebb | 2017-08-17 14:53:07 -0700 | [diff] [blame] | 172 | policy_mgr_debug("set hw mode to sme: hw_mode_index: %d session:%d reason:%d", |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 173 | msg.hw_mode_index, msg.session_id, msg.reason); |
| 174 | |
| 175 | status = pm_ctx->sme_cbacks.sme_pdev_set_hw_mode(msg); |
| 176 | if (status != QDF_STATUS_SUCCESS) { |
| 177 | policy_mgr_err("Failed to set hw mode to SME"); |
| 178 | return status; |
| 179 | } |
| 180 | |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 181 | return QDF_STATUS_SUCCESS; |
| 182 | } |
| 183 | |
| 184 | enum policy_mgr_conc_next_action policy_mgr_need_opportunistic_upgrade( |
| 185 | struct wlan_objmgr_psoc *psoc) |
| 186 | { |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 187 | uint32_t conn_index; |
| 188 | enum policy_mgr_conc_next_action upgrade = PM_NOP; |
| 189 | uint8_t mac = 0; |
| 190 | struct policy_mgr_hw_mode_params hw_mode; |
| 191 | QDF_STATUS status = QDF_STATUS_E_FAILURE; |
| 192 | struct policy_mgr_psoc_priv_obj *pm_ctx; |
| 193 | |
| 194 | pm_ctx = policy_mgr_get_context(psoc); |
| 195 | if (!pm_ctx) { |
| 196 | policy_mgr_err("Invalid Context"); |
| 197 | goto done; |
| 198 | } |
| 199 | |
| 200 | if (policy_mgr_is_hw_dbs_capable(psoc) == false) { |
| 201 | policy_mgr_err("driver isn't dbs capable, no further action needed"); |
| 202 | goto done; |
| 203 | } |
| 204 | |
| 205 | status = policy_mgr_get_current_hw_mode(psoc, &hw_mode); |
| 206 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
| 207 | policy_mgr_err("policy_mgr_get_current_hw_mode failed"); |
| 208 | goto done; |
| 209 | } |
| 210 | if (!hw_mode.dbs_cap) { |
Yeshwanth Sriram Guntuka | d540cd0 | 2018-08-23 18:25:28 +0530 | [diff] [blame] | 211 | policy_mgr_debug("current HW mode is non-DBS capable"); |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 212 | goto done; |
| 213 | } |
| 214 | |
| 215 | qdf_mutex_acquire(&pm_ctx->qdf_conc_list_lock); |
| 216 | /* Are both mac's still in use */ |
| 217 | for (conn_index = 0; conn_index < MAX_NUMBER_OF_CONC_CONNECTIONS; |
| 218 | conn_index++) { |
| 219 | policy_mgr_debug("index:%d mac:%d in_use:%d chan:%d org_nss:%d", |
| 220 | conn_index, |
| 221 | pm_conc_connection_list[conn_index].mac, |
| 222 | pm_conc_connection_list[conn_index].in_use, |
| 223 | pm_conc_connection_list[conn_index].chan, |
| 224 | pm_conc_connection_list[conn_index].original_nss); |
| 225 | if ((pm_conc_connection_list[conn_index].mac == 0) && |
| 226 | pm_conc_connection_list[conn_index].in_use) { |
| 227 | mac |= POLICY_MGR_MAC0; |
| 228 | if (POLICY_MGR_MAC0_AND_MAC1 == mac) { |
| 229 | qdf_mutex_release(&pm_ctx->qdf_conc_list_lock); |
| 230 | goto done; |
| 231 | } |
| 232 | } else if ((pm_conc_connection_list[conn_index].mac == 1) && |
| 233 | pm_conc_connection_list[conn_index].in_use) { |
| 234 | mac |= POLICY_MGR_MAC1; |
Archana Ramachandran | 944f1fd | 2017-06-02 16:48:17 -0700 | [diff] [blame] | 235 | if (policy_mgr_is_hw_dbs_2x2_capable(psoc) && |
| 236 | WLAN_REG_IS_24GHZ_CH( |
| 237 | pm_conc_connection_list[conn_index].chan) |
| 238 | ) { |
| 239 | qdf_mutex_release(&pm_ctx->qdf_conc_list_lock); |
| 240 | policy_mgr_debug("2X2 DBS capable with 2.4 GHZ connection"); |
| 241 | goto done; |
| 242 | } |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 243 | if (POLICY_MGR_MAC0_AND_MAC1 == mac) { |
| 244 | qdf_mutex_release(&pm_ctx->qdf_conc_list_lock); |
| 245 | goto done; |
| 246 | } |
| 247 | } |
| 248 | } |
| 249 | /* Let's request for single MAC mode */ |
| 250 | upgrade = PM_SINGLE_MAC; |
| 251 | /* Is there any connection had an initial connection with 2x2 */ |
| 252 | for (conn_index = 0; conn_index < MAX_NUMBER_OF_CONC_CONNECTIONS; |
| 253 | conn_index++) { |
| 254 | if ((pm_conc_connection_list[conn_index].original_nss == 2) && |
| 255 | pm_conc_connection_list[conn_index].in_use) { |
| 256 | upgrade = PM_SINGLE_MAC_UPGRADE; |
| 257 | qdf_mutex_release(&pm_ctx->qdf_conc_list_lock); |
| 258 | goto done; |
| 259 | } |
| 260 | } |
| 261 | qdf_mutex_release(&pm_ctx->qdf_conc_list_lock); |
| 262 | |
| 263 | done: |
| 264 | return upgrade; |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 265 | } |
| 266 | |
| 267 | QDF_STATUS policy_mgr_update_connection_info(struct wlan_objmgr_psoc *psoc, |
| 268 | uint32_t vdev_id) |
| 269 | { |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 270 | QDF_STATUS status = QDF_STATUS_E_FAILURE; |
| 271 | uint32_t conn_index = 0; |
| 272 | bool found = false; |
| 273 | struct policy_mgr_vdev_entry_info conn_table_entry; |
| 274 | enum policy_mgr_chain_mode chain_mask = POLICY_MGR_ONE_ONE; |
| 275 | uint8_t nss_2g, nss_5g; |
| 276 | enum policy_mgr_con_mode mode; |
| 277 | uint8_t chan; |
| 278 | uint32_t nss = 0; |
| 279 | struct policy_mgr_psoc_priv_obj *pm_ctx; |
| 280 | |
| 281 | pm_ctx = policy_mgr_get_context(psoc); |
| 282 | if (!pm_ctx) { |
| 283 | policy_mgr_err("Invalid Context"); |
| 284 | return status; |
| 285 | } |
| 286 | |
| 287 | qdf_mutex_acquire(&pm_ctx->qdf_conc_list_lock); |
| 288 | while (PM_CONC_CONNECTION_LIST_VALID_INDEX(conn_index)) { |
| 289 | if (vdev_id == pm_conc_connection_list[conn_index].vdev_id) { |
| 290 | /* debug msg */ |
| 291 | found = true; |
| 292 | break; |
| 293 | } |
| 294 | conn_index++; |
| 295 | } |
| 296 | qdf_mutex_release(&pm_ctx->qdf_conc_list_lock); |
| 297 | if (!found) { |
| 298 | /* err msg */ |
| 299 | policy_mgr_err("can't find vdev_id %d in pm_conc_connection_list", |
| 300 | vdev_id); |
| 301 | return status; |
| 302 | } |
Tushnim Bhattacharyya | 00ccf11 | 2017-03-28 10:45:08 -0700 | [diff] [blame] | 303 | if (pm_ctx->wma_cbacks.wma_get_connection_info) { |
| 304 | status = pm_ctx->wma_cbacks.wma_get_connection_info( |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 305 | vdev_id, &conn_table_entry); |
Tushnim Bhattacharyya | 00ccf11 | 2017-03-28 10:45:08 -0700 | [diff] [blame] | 306 | if (QDF_STATUS_SUCCESS != status) { |
| 307 | policy_mgr_err("can't find vdev_id %d in connection table", |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 308 | vdev_id); |
Tushnim Bhattacharyya | 00ccf11 | 2017-03-28 10:45:08 -0700 | [diff] [blame] | 309 | return status; |
| 310 | } |
| 311 | } else { |
| 312 | policy_mgr_err("wma_get_connection_info is NULL"); |
| 313 | return QDF_STATUS_E_FAILURE; |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 314 | } |
Tushnim Bhattacharyya | 00ccf11 | 2017-03-28 10:45:08 -0700 | [diff] [blame] | 315 | |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 316 | mode = policy_mgr_get_mode(conn_table_entry.type, |
| 317 | conn_table_entry.sub_type); |
Tushnim Bhattacharyya | ce237d6 | 2017-04-05 12:52:36 -0700 | [diff] [blame] | 318 | chan = wlan_reg_freq_to_chan(pm_ctx->pdev, conn_table_entry.mhz); |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 319 | status = policy_mgr_get_nss_for_vdev(psoc, mode, &nss_2g, &nss_5g); |
| 320 | if (QDF_IS_STATUS_SUCCESS(status)) { |
| 321 | if ((WLAN_REG_IS_24GHZ_CH(chan) && (nss_2g > 1)) || |
| 322 | (WLAN_REG_IS_5GHZ_CH(chan) && (nss_5g > 1))) |
| 323 | chain_mask = POLICY_MGR_TWO_TWO; |
| 324 | else |
| 325 | chain_mask = POLICY_MGR_ONE_ONE; |
| 326 | nss = (WLAN_REG_IS_24GHZ_CH(chan)) ? nss_2g : nss_5g; |
| 327 | } else { |
| 328 | policy_mgr_err("Error in getting nss"); |
| 329 | } |
| 330 | |
| 331 | policy_mgr_debug("update PM connection table for vdev:%d", vdev_id); |
| 332 | |
| 333 | /* add the entry */ |
| 334 | policy_mgr_update_conc_list(psoc, conn_index, |
| 335 | mode, |
| 336 | chan, |
| 337 | policy_mgr_get_bw(conn_table_entry.chan_width), |
| 338 | conn_table_entry.mac_id, |
| 339 | chain_mask, |
Yeshwanth Sriram Guntuka | 2854295 | 2018-06-13 11:43:46 +0530 | [diff] [blame] | 340 | nss, vdev_id, true, true); |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 341 | |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 342 | return QDF_STATUS_SUCCESS; |
| 343 | } |
| 344 | |
| 345 | QDF_STATUS policy_mgr_update_and_wait_for_connection_update( |
| 346 | struct wlan_objmgr_psoc *psoc, |
| 347 | uint8_t session_id, |
| 348 | uint8_t channel, |
| 349 | enum policy_mgr_conn_update_reason reason) |
| 350 | { |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 351 | QDF_STATUS status; |
| 352 | |
| 353 | policy_mgr_debug("session:%d channel:%d reason:%d", |
| 354 | session_id, channel, reason); |
| 355 | |
| 356 | status = policy_mgr_reset_connection_update(psoc); |
| 357 | if (QDF_IS_STATUS_ERROR(status)) |
| 358 | policy_mgr_err("clearing event failed"); |
| 359 | |
| 360 | status = policy_mgr_current_connections_update(psoc, |
| 361 | session_id, channel, reason); |
| 362 | if (QDF_STATUS_E_FAILURE == status) { |
| 363 | policy_mgr_err("connections update failed"); |
| 364 | return QDF_STATUS_E_FAILURE; |
| 365 | } |
| 366 | |
| 367 | /* Wait only when status is success */ |
| 368 | if (QDF_IS_STATUS_SUCCESS(status)) { |
| 369 | status = policy_mgr_wait_for_connection_update(psoc); |
| 370 | if (QDF_IS_STATUS_ERROR(status)) { |
| 371 | policy_mgr_err("qdf wait for event failed"); |
| 372 | return QDF_STATUS_E_FAILURE; |
| 373 | } |
| 374 | } |
| 375 | |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 376 | return QDF_STATUS_SUCCESS; |
| 377 | } |
| 378 | |
Yeshwanth Sriram Guntuka | 71e5ae6 | 2018-02-12 13:30:23 +0530 | [diff] [blame] | 379 | /** |
| 380 | * policy_mgr_is_dbs_allowed_for_concurrency() - If dbs is allowed for current |
| 381 | * concurreny |
| 382 | * @new_conn_mode: new connection mode |
| 383 | * |
| 384 | * When a new connection is about to come up, check if dbs is allowed for |
| 385 | * STA+STA or STA+P2P |
| 386 | * |
| 387 | * Return: true if dbs is allowed for STA+STA or STA+P2P else false |
| 388 | */ |
Bala Venkatesh | 28477d3 | 2018-05-07 21:35:55 +0530 | [diff] [blame] | 389 | bool policy_mgr_is_dbs_allowed_for_concurrency( |
| 390 | struct wlan_objmgr_psoc *psoc, enum QDF_OPMODE new_conn_mode) |
Yeshwanth Sriram Guntuka | 71e5ae6 | 2018-02-12 13:30:23 +0530 | [diff] [blame] | 391 | { |
| 392 | struct policy_mgr_psoc_priv_obj *pm_ctx; |
| 393 | uint32_t count, dbs_for_sta_sta, dbs_for_sta_p2p; |
Yeshwanth Sriram Guntuka | 71e5ae6 | 2018-02-12 13:30:23 +0530 | [diff] [blame] | 394 | bool ret = true; |
| 395 | |
| 396 | pm_ctx = policy_mgr_get_context(psoc); |
| 397 | if (!pm_ctx) { |
| 398 | policy_mgr_err("Invalid context"); |
| 399 | return ret; |
| 400 | } |
| 401 | |
| 402 | count = policy_mgr_get_connection_count(psoc); |
Yeshwanth Sriram Guntuka | 71e5ae6 | 2018-02-12 13:30:23 +0530 | [diff] [blame] | 403 | |
| 404 | if (count != 1 || new_conn_mode == QDF_MAX_NO_OF_MODE) |
| 405 | return ret; |
| 406 | |
| 407 | dbs_for_sta_sta = PM_CHANNEL_SELECT_LOGIC_STA_STA_GET(pm_ctx->user_cfg. |
| 408 | channel_select_logic_conc); |
| 409 | dbs_for_sta_p2p = PM_CHANNEL_SELECT_LOGIC_STA_P2P_GET(pm_ctx->user_cfg. |
| 410 | channel_select_logic_conc); |
| 411 | |
| 412 | switch (pm_conc_connection_list[0].mode) { |
| 413 | case PM_STA_MODE: |
| 414 | switch (new_conn_mode) { |
| 415 | case QDF_STA_MODE: |
| 416 | if (!dbs_for_sta_sta) |
| 417 | return false; |
| 418 | break; |
| 419 | case QDF_P2P_DEVICE_MODE: |
| 420 | case QDF_P2P_CLIENT_MODE: |
| 421 | case QDF_P2P_GO_MODE: |
| 422 | if (!dbs_for_sta_p2p) |
| 423 | return false; |
| 424 | break; |
| 425 | default: |
| 426 | break; |
| 427 | } |
| 428 | break; |
| 429 | case PM_P2P_CLIENT_MODE: |
| 430 | case PM_P2P_GO_MODE: |
| 431 | switch (new_conn_mode) { |
| 432 | case QDF_STA_MODE: |
| 433 | if (!dbs_for_sta_p2p) |
| 434 | return false; |
| 435 | break; |
| 436 | default: |
| 437 | break; |
| 438 | } |
| 439 | break; |
| 440 | default: |
| 441 | break; |
| 442 | } |
| 443 | |
| 444 | return ret; |
| 445 | } |
| 446 | |
Krunal Soni | 637eba5 | 2018-06-14 17:55:15 -0700 | [diff] [blame] | 447 | static bool policy_mgr_is_chnl_in_diff_band(struct wlan_objmgr_psoc *psoc, |
| 448 | uint8_t channel) |
| 449 | { |
| 450 | uint8_t i, pm_chnl; |
| 451 | struct policy_mgr_psoc_priv_obj *pm_ctx; |
| 452 | |
| 453 | pm_ctx = policy_mgr_get_context(psoc); |
| 454 | if (!pm_ctx) { |
| 455 | policy_mgr_err("Invalid Context"); |
| 456 | return false; |
| 457 | } |
| 458 | |
| 459 | /* |
| 460 | * check given channel against already existing connections' |
| 461 | * channels. if they differ then channels are in different bands |
| 462 | */ |
| 463 | qdf_mutex_acquire(&pm_ctx->qdf_conc_list_lock); |
| 464 | for (i = 0; i < MAX_NUMBER_OF_CONC_CONNECTIONS; i++) { |
| 465 | pm_chnl = pm_conc_connection_list[i].chan; |
| 466 | if (pm_conc_connection_list[i].in_use) |
| 467 | if (!WLAN_REG_IS_SAME_BAND_CHANNELS(channel, pm_chnl)) { |
| 468 | qdf_mutex_release(&pm_ctx->qdf_conc_list_lock); |
| 469 | policy_mgr_debug("channel is in diff band"); |
| 470 | return true; |
| 471 | } |
| 472 | } |
| 473 | qdf_mutex_release(&pm_ctx->qdf_conc_list_lock); |
| 474 | |
| 475 | return false; |
| 476 | } |
| 477 | |
| 478 | bool policy_mgr_is_hwmode_set_for_given_chnl(struct wlan_objmgr_psoc *psoc, |
| 479 | uint8_t channel) |
| 480 | { |
| 481 | enum policy_mgr_band band; |
| 482 | bool is_hwmode_dbs, is_2x2_dbs; |
| 483 | |
| 484 | if (policy_mgr_is_hw_dbs_capable(psoc) == false) |
| 485 | return true; |
| 486 | |
| 487 | if (WLAN_REG_IS_24GHZ_CH(channel)) |
| 488 | band = POLICY_MGR_BAND_24; |
| 489 | else |
| 490 | band = POLICY_MGR_BAND_5; |
| 491 | |
| 492 | is_hwmode_dbs = policy_mgr_is_current_hwmode_dbs(psoc); |
| 493 | is_2x2_dbs = policy_mgr_is_hw_dbs_2x2_capable(psoc); |
| 494 | /* |
| 495 | * If HW supports 2x2 chains in DBS HW mode and if DBS HW mode is not |
| 496 | * yet set then this is the right time to block the connection. |
| 497 | */ |
| 498 | if ((band == POLICY_MGR_BAND_24) && is_2x2_dbs && !is_hwmode_dbs) { |
| 499 | policy_mgr_err("HW mode is not yet in DBS!!!!!"); |
| 500 | return false; |
| 501 | } |
| 502 | |
| 503 | /* |
| 504 | * If HW supports 1x1 chains DBS HW mode and if first connection is |
| 505 | * 2G or 5G band and if second connection is coming up in diffrent |
| 506 | * band than the first connection and if current HW mode is not yet |
| 507 | * set in DBS then this is the right time to block the connection. |
| 508 | */ |
| 509 | if (policy_mgr_is_chnl_in_diff_band(psoc, channel) && !is_hwmode_dbs) { |
| 510 | policy_mgr_err("Given channel & existing conn is diff band & HW mode is not yet in DBS !!!!"); |
| 511 | return false; |
| 512 | } |
| 513 | |
| 514 | return true; |
| 515 | } |
| 516 | |
Liangwei Dong | ecbf113 | 2018-05-25 05:24:12 -0400 | [diff] [blame] | 517 | /** |
| 518 | * policy_mgr_pri_id_to_con_mode() - convert policy_mgr_pri_id to |
| 519 | * policy_mgr_con_mode |
| 520 | * @pri_id: policy_mgr_pri_id |
| 521 | * |
| 522 | * The help function converts policy_mgr_pri_id type to policy_mgr_con_mode |
| 523 | * type. |
| 524 | * |
| 525 | * Return: policy_mgr_con_mode type. |
| 526 | */ |
| 527 | static |
| 528 | enum policy_mgr_con_mode policy_mgr_pri_id_to_con_mode( |
| 529 | enum policy_mgr_pri_id pri_id) |
| 530 | { |
| 531 | switch (pri_id) { |
| 532 | case PM_STA_PRI_ID: |
| 533 | return PM_STA_MODE; |
| 534 | case PM_SAP_PRI_ID: |
| 535 | return PM_SAP_MODE; |
| 536 | case PM_P2P_GO_PRI_ID: |
| 537 | return PM_P2P_GO_MODE; |
| 538 | case PM_P2P_CLI_PRI_ID: |
| 539 | return PM_P2P_CLIENT_MODE; |
| 540 | default: |
| 541 | return PM_MAX_NUM_OF_MODE; |
| 542 | } |
| 543 | } |
| 544 | |
| 545 | enum policy_mgr_conc_next_action |
| 546 | policy_mgr_get_preferred_dbs_action_table( |
| 547 | struct wlan_objmgr_psoc *psoc, |
| 548 | uint32_t vdev_id, |
| 549 | uint8_t channel, |
| 550 | enum policy_mgr_conn_update_reason reason) |
| 551 | { |
| 552 | struct policy_mgr_psoc_priv_obj *pm_ctx; |
| 553 | enum policy_mgr_con_mode pri_conn_mode = PM_MAX_NUM_OF_MODE; |
| 554 | enum policy_mgr_con_mode new_conn_mode = PM_MAX_NUM_OF_MODE; |
| 555 | enum QDF_OPMODE new_conn_op_mode = QDF_MAX_NO_OF_MODE; |
| 556 | bool band_pref_5g = true; |
| 557 | bool vdev_priority_enabled = false; |
| 558 | bool dbs_2x2_5g_1x1_2g_supported; |
| 559 | bool dbs_2x2_2g_1x1_5g_supported; |
| 560 | uint32_t vdev_pri_list, vdev_pri_id; |
| 561 | uint8_t chan_list[MAX_NUMBER_OF_CONC_CONNECTIONS + 1]; |
| 562 | uint8_t vdev_list[MAX_NUMBER_OF_CONC_CONNECTIONS + 1]; |
| 563 | uint32_t vdev_count = 0; |
| 564 | uint32_t i; |
| 565 | bool found; |
| 566 | |
| 567 | pm_ctx = policy_mgr_get_context(psoc); |
| 568 | if (!pm_ctx) { |
| 569 | policy_mgr_err("Invalid context"); |
| 570 | return PM_NOP; |
| 571 | } |
| 572 | dbs_2x2_5g_1x1_2g_supported = |
| 573 | policy_mgr_is_2x2_5G_1x1_2G_dbs_capable(psoc); |
| 574 | dbs_2x2_2g_1x1_5g_supported = |
| 575 | policy_mgr_is_2x2_2G_1x1_5G_dbs_capable(psoc); |
| 576 | policy_mgr_debug("target support DBS1 %d DBS2 %d", |
| 577 | dbs_2x2_5g_1x1_2g_supported, |
| 578 | dbs_2x2_2g_1x1_5g_supported); |
| 579 | /* |
| 580 | * If both DBS1 and DBS2 not supported, this should be Legacy Single |
| 581 | * DBS mode HW. The policy_mgr_psoc_enable has setup the correct |
| 582 | * action tables. |
| 583 | */ |
| 584 | if (!dbs_2x2_5g_1x1_2g_supported && !dbs_2x2_2g_1x1_5g_supported) |
| 585 | return PM_NOP; |
| 586 | if (!dbs_2x2_5g_1x1_2g_supported) { |
| 587 | band_pref_5g = false; |
| 588 | policy_mgr_debug("target only supports DBS2!"); |
| 589 | goto DONE; |
| 590 | } |
| 591 | if (!dbs_2x2_2g_1x1_5g_supported) { |
| 592 | policy_mgr_debug("target only supports DBS1!"); |
| 593 | goto DONE; |
| 594 | } |
| 595 | if (PM_GET_BAND_PREFERRED(pm_ctx->user_cfg.dbs_selection_policy) == 1) |
| 596 | band_pref_5g = false; |
| 597 | |
| 598 | if (PM_GET_VDEV_PRIORITY_ENABLED( |
| 599 | pm_ctx->user_cfg.dbs_selection_policy) == 1 && |
| 600 | pm_ctx->user_cfg.vdev_priority_list) |
| 601 | vdev_priority_enabled = true; |
| 602 | |
| 603 | if (!vdev_priority_enabled) |
| 604 | goto DONE; |
| 605 | |
| 606 | if (vdev_id != INVALID_VDEV_ID && channel) { |
| 607 | if (pm_ctx->hdd_cbacks.hdd_get_device_mode) |
| 608 | new_conn_op_mode = pm_ctx->hdd_cbacks. |
| 609 | hdd_get_device_mode(vdev_id); |
| 610 | |
| 611 | new_conn_mode = policy_mgr_convert_device_mode_to_qdf_type( |
| 612 | new_conn_op_mode); |
| 613 | if (new_conn_mode == PM_MAX_NUM_OF_MODE) |
| 614 | policy_mgr_debug("new vdev %d op_mode %d chan %d reason %d: not prioritized", |
| 615 | vdev_id, new_conn_op_mode, |
| 616 | channel, reason); |
| 617 | else |
| 618 | policy_mgr_debug("new vdev %d op_mode %d chan %d : reason %d", |
| 619 | vdev_id, new_conn_op_mode, channel, |
| 620 | reason); |
| 621 | } |
| 622 | vdev_pri_list = pm_ctx->user_cfg.vdev_priority_list; |
| 623 | while (vdev_pri_list) { |
| 624 | vdev_pri_id = vdev_pri_list & 0xF; |
| 625 | pri_conn_mode = policy_mgr_pri_id_to_con_mode(vdev_pri_id); |
| 626 | if (pri_conn_mode == PM_MAX_NUM_OF_MODE) { |
| 627 | policy_mgr_debug("vdev_pri_id %d prioritization not supported", |
| 628 | vdev_pri_id); |
| 629 | goto NEXT; |
| 630 | } |
| 631 | vdev_count = policy_mgr_get_mode_specific_conn_info( |
| 632 | psoc, chan_list, vdev_list, pri_conn_mode); |
| 633 | /** |
| 634 | * Take care of duplication case, the vdev id may |
| 635 | * exist in the conn list already with old chan. |
| 636 | * Replace with new chan before make decision. |
| 637 | */ |
| 638 | found = false; |
| 639 | for (i = 0; i < vdev_count; i++) { |
| 640 | policy_mgr_debug("[%d] vdev %d chan %d conn_mode %d", |
| 641 | i, vdev_list[i], chan_list[i], |
| 642 | pri_conn_mode); |
| 643 | |
| 644 | if (new_conn_mode == pri_conn_mode && |
| 645 | vdev_list[i] == vdev_id) { |
| 646 | chan_list[i] = channel; |
| 647 | found = true; |
| 648 | } |
| 649 | } |
| 650 | /** |
| 651 | * The new coming vdev should be added to the list to |
| 652 | * make decision if it is prioritized. |
| 653 | */ |
| 654 | if (!found && new_conn_mode == pri_conn_mode) { |
| 655 | chan_list[vdev_count] = channel; |
| 656 | vdev_list[vdev_count++] = vdev_id; |
| 657 | } |
| 658 | /** |
| 659 | * if more than one vdev has same priority, keep "band_pref_5g" |
| 660 | * value as default band preference setting. |
| 661 | */ |
| 662 | if (vdev_count > 1) |
| 663 | break; |
| 664 | /** |
| 665 | * select the only active vdev (or new coming vdev) chan as |
| 666 | * preferred band. |
| 667 | */ |
| 668 | if (vdev_count > 0) { |
| 669 | band_pref_5g = WLAN_REG_IS_5GHZ_CH(chan_list[0]); |
| 670 | break; |
| 671 | } |
| 672 | NEXT: |
| 673 | vdev_pri_list >>= 4; |
| 674 | } |
| 675 | DONE: |
| 676 | policy_mgr_debug("band_pref_5g %d", band_pref_5g); |
| 677 | if (band_pref_5g) |
| 678 | return PM_DBS1; |
| 679 | else |
| 680 | return PM_DBS2; |
| 681 | } |
| 682 | |
| 683 | /** |
| 684 | * policy_mgr_get_second_conn_action_table() - get second conn action table |
| 685 | * @psoc: Pointer to psoc |
| 686 | * @vdev_id: vdev Id |
| 687 | * @channel: channel of vdev. |
| 688 | * @reason: reason of request |
| 689 | * |
| 690 | * Get the action table based on current HW Caps and INI user preference. |
| 691 | * This function will be called by policy_mgr_current_connections_update during |
| 692 | * DBS action decision. |
| 693 | * |
| 694 | * return : action table address |
| 695 | */ |
| 696 | static policy_mgr_next_action_two_connection_table_type * |
| 697 | policy_mgr_get_second_conn_action_table( |
| 698 | struct wlan_objmgr_psoc *psoc, |
| 699 | uint32_t vdev_id, |
| 700 | uint8_t channel, |
| 701 | enum policy_mgr_conn_update_reason reason) |
| 702 | { |
| 703 | enum policy_mgr_conc_next_action preferred_action; |
| 704 | |
| 705 | if (!policy_mgr_is_2x2_1x1_dbs_capable(psoc)) |
| 706 | return next_action_two_connection_table; |
| 707 | |
| 708 | preferred_action = policy_mgr_get_preferred_dbs_action_table( |
| 709 | psoc, vdev_id, channel, reason); |
| 710 | switch (preferred_action) { |
| 711 | case PM_DBS2: |
| 712 | return next_action_two_connection_2x2_2g_1x1_5g_table; |
| 713 | default: |
| 714 | return next_action_two_connection_table; |
| 715 | } |
| 716 | } |
| 717 | |
| 718 | /** |
| 719 | * policy_mgr_get_third_conn_action_table() - get third connection action table |
| 720 | * @psoc: Pointer to psoc |
| 721 | * @vdev_id: vdev Id |
| 722 | * @channel: channel of vdev. |
| 723 | * @reason: reason of request |
| 724 | * |
| 725 | * Get the action table based on current HW Caps and INI user preference. |
| 726 | * This function will be called by policy_mgr_current_connections_update during |
| 727 | * DBS action decision. |
| 728 | * |
| 729 | * return : action table address |
| 730 | */ |
| 731 | static policy_mgr_next_action_three_connection_table_type * |
| 732 | policy_mgr_get_third_conn_action_table( |
| 733 | struct wlan_objmgr_psoc *psoc, |
| 734 | uint32_t vdev_id, |
| 735 | uint8_t channel, |
| 736 | enum policy_mgr_conn_update_reason reason) |
| 737 | { |
| 738 | enum policy_mgr_conc_next_action preferred_action; |
| 739 | |
| 740 | if (!policy_mgr_is_2x2_1x1_dbs_capable(psoc)) |
| 741 | return next_action_three_connection_table; |
| 742 | |
| 743 | preferred_action = policy_mgr_get_preferred_dbs_action_table( |
| 744 | psoc, vdev_id, channel, reason); |
| 745 | switch (preferred_action) { |
| 746 | case PM_DBS2: |
| 747 | return next_action_three_connection_2x2_2g_1x1_5g_table; |
| 748 | default: |
| 749 | return next_action_three_connection_table; |
| 750 | } |
| 751 | } |
| 752 | |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 753 | QDF_STATUS policy_mgr_current_connections_update(struct wlan_objmgr_psoc *psoc, |
| 754 | uint32_t session_id, |
| 755 | uint8_t channel, |
| 756 | enum policy_mgr_conn_update_reason reason) |
| 757 | { |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 758 | enum policy_mgr_conc_next_action next_action = PM_NOP; |
| 759 | uint32_t num_connections = 0; |
| 760 | enum policy_mgr_one_connection_mode second_index = 0; |
| 761 | enum policy_mgr_two_connection_mode third_index = 0; |
Liangwei Dong | ecbf113 | 2018-05-25 05:24:12 -0400 | [diff] [blame] | 762 | policy_mgr_next_action_two_connection_table_type *second_conn_table; |
| 763 | policy_mgr_next_action_three_connection_table_type *third_conn_table; |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 764 | enum policy_mgr_band band; |
| 765 | QDF_STATUS status = QDF_STATUS_E_FAILURE; |
Bala Venkatesh | 28477d3 | 2018-05-07 21:35:55 +0530 | [diff] [blame] | 766 | struct policy_mgr_psoc_priv_obj *pm_ctx; |
| 767 | enum QDF_OPMODE new_conn_mode = QDF_MAX_NO_OF_MODE; |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 768 | |
| 769 | if (policy_mgr_is_hw_dbs_capable(psoc) == false) { |
| 770 | policy_mgr_err("driver isn't dbs capable, no further action needed"); |
| 771 | return QDF_STATUS_E_NOSUPPORT; |
| 772 | } |
| 773 | if (WLAN_REG_IS_24GHZ_CH(channel)) |
| 774 | band = POLICY_MGR_BAND_24; |
| 775 | else |
| 776 | band = POLICY_MGR_BAND_5; |
| 777 | |
| 778 | num_connections = policy_mgr_get_connection_count(psoc); |
| 779 | |
| 780 | policy_mgr_debug("num_connections=%d channel=%d", |
| 781 | num_connections, channel); |
| 782 | |
| 783 | switch (num_connections) { |
| 784 | case 0: |
| 785 | if (band == POLICY_MGR_BAND_24) |
| 786 | if (policy_mgr_is_hw_dbs_2x2_capable(psoc)) |
| 787 | next_action = PM_DBS; |
| 788 | else |
| 789 | next_action = PM_NOP; |
| 790 | else |
| 791 | next_action = PM_NOP; |
| 792 | break; |
| 793 | case 1: |
| 794 | second_index = |
| 795 | policy_mgr_get_second_connection_pcl_table_index(psoc); |
| 796 | if (PM_MAX_ONE_CONNECTION_MODE == second_index) { |
| 797 | policy_mgr_err( |
| 798 | "couldn't find index for 2nd connection next action table"); |
| 799 | goto done; |
| 800 | } |
Liangwei Dong | ecbf113 | 2018-05-25 05:24:12 -0400 | [diff] [blame] | 801 | second_conn_table = policy_mgr_get_second_conn_action_table( |
| 802 | psoc, session_id, channel, reason); |
| 803 | next_action = (*second_conn_table)[second_index][band]; |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 804 | break; |
| 805 | case 2: |
| 806 | third_index = |
| 807 | policy_mgr_get_third_connection_pcl_table_index(psoc); |
| 808 | if (PM_MAX_TWO_CONNECTION_MODE == third_index) { |
| 809 | policy_mgr_err( |
| 810 | "couldn't find index for 3rd connection next action table"); |
| 811 | goto done; |
| 812 | } |
Liangwei Dong | ecbf113 | 2018-05-25 05:24:12 -0400 | [diff] [blame] | 813 | third_conn_table = policy_mgr_get_third_conn_action_table( |
| 814 | psoc, session_id, channel, reason); |
| 815 | next_action = (*third_conn_table)[third_index][band]; |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 816 | break; |
| 817 | default: |
| 818 | policy_mgr_err("unexpected num_connections value %d", |
| 819 | num_connections); |
| 820 | break; |
| 821 | } |
| 822 | |
Bala Venkatesh | 28477d3 | 2018-05-07 21:35:55 +0530 | [diff] [blame] | 823 | pm_ctx = policy_mgr_get_context(psoc); |
| 824 | if (!pm_ctx) { |
| 825 | policy_mgr_err("Invalid context"); |
| 826 | goto done; |
| 827 | } |
| 828 | |
| 829 | if (pm_ctx->hdd_cbacks.hdd_get_device_mode) |
| 830 | new_conn_mode = pm_ctx->hdd_cbacks. |
| 831 | hdd_get_device_mode(session_id); |
| 832 | |
Yeshwanth Sriram Guntuka | 71e5ae6 | 2018-02-12 13:30:23 +0530 | [diff] [blame] | 833 | /* |
| 834 | * Based on channel_select_logic_conc ini, hw mode is set |
| 835 | * when second connection is about to come up that results |
| 836 | * in STA+STA and STA+P2P concurrency. |
| 837 | * 1) If MCC is set and if current hw mode is dbs, hw mode |
| 838 | * should be set to single mac for above concurrency. |
| 839 | * 2) If MCC is set and if current hw mode is not dbs, hw |
| 840 | * mode change is not required. |
| 841 | */ |
| 842 | if (policy_mgr_is_current_hwmode_dbs(psoc) && |
Bala Venkatesh | 28477d3 | 2018-05-07 21:35:55 +0530 | [diff] [blame] | 843 | !policy_mgr_is_dbs_allowed_for_concurrency(psoc, new_conn_mode)) |
Yeshwanth Sriram Guntuka | 71e5ae6 | 2018-02-12 13:30:23 +0530 | [diff] [blame] | 844 | next_action = PM_SINGLE_MAC; |
| 845 | else if (!policy_mgr_is_current_hwmode_dbs(psoc) && |
Bala Venkatesh | 28477d3 | 2018-05-07 21:35:55 +0530 | [diff] [blame] | 846 | !policy_mgr_is_dbs_allowed_for_concurrency(psoc, new_conn_mode)) |
Yeshwanth Sriram Guntuka | 71e5ae6 | 2018-02-12 13:30:23 +0530 | [diff] [blame] | 847 | next_action = PM_NOP; |
| 848 | |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 849 | if (PM_NOP != next_action) |
| 850 | status = policy_mgr_next_actions(psoc, session_id, |
| 851 | next_action, reason); |
| 852 | else |
| 853 | status = QDF_STATUS_E_NOSUPPORT; |
| 854 | |
| 855 | policy_mgr_debug( |
| 856 | "idx2=%d idx3=%d next_action=%d, band=%d status=%d reason=%d session_id=%d", |
| 857 | second_index, third_index, next_action, band, status, |
| 858 | reason, session_id); |
| 859 | |
| 860 | done: |
| 861 | return status; |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 862 | } |
| 863 | |
Liangwei Dong | 1830013 | 2018-05-25 01:25:24 -0400 | [diff] [blame] | 864 | /** |
| 865 | * policy_mgr_validate_dbs_switch() - Check DBS action valid or not |
| 866 | * @psoc: Pointer to psoc |
| 867 | * @session_id: vdev id |
| 868 | * @action: action requested |
| 869 | * @reason: reason of hw mode change |
| 870 | * |
| 871 | * This routine will check the current hw mode with requested action. |
| 872 | * If we are already in the mode, the caller will do nothing. |
| 873 | * This will be called by policy_mgr_next_actions to check the action needed |
| 874 | * or not. |
| 875 | * |
| 876 | * return : QDF_STATUS_SUCCESS, action is allowed. |
| 877 | * QDF_STATUS_E_ALREADY, action is not needed. |
| 878 | * QDF_STATUS_E_FAILURE, error happens. |
| 879 | * QDF_STATUS_E_NOSUPPORT, the requested mode not supported. |
| 880 | */ |
| 881 | static |
| 882 | QDF_STATUS policy_mgr_validate_dbs_switch( |
| 883 | struct wlan_objmgr_psoc *psoc, |
| 884 | uint32_t session_id, |
| 885 | enum policy_mgr_conc_next_action action, |
| 886 | enum policy_mgr_conn_update_reason reason) |
| 887 | { |
| 888 | QDF_STATUS status; |
| 889 | struct policy_mgr_hw_mode_params hw_mode; |
| 890 | |
| 891 | /* check for the current HW index to see if really need any action */ |
| 892 | status = policy_mgr_get_current_hw_mode(psoc, &hw_mode); |
| 893 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
| 894 | policy_mgr_err("policy_mgr_get_current_hw_mode failed"); |
| 895 | return status; |
| 896 | } |
| 897 | |
| 898 | if (hw_mode.sbs_cap) { |
| 899 | if ((action == PM_SBS) || (action == PM_SBS_DOWNGRADE)) { |
| 900 | if (!policy_mgr_is_hw_sbs_capable(psoc)) { |
| 901 | /* No action */ |
| 902 | policy_mgr_notice("firmware is not sbs capable"); |
| 903 | return QDF_STATUS_E_NOSUPPORT; |
| 904 | } |
| 905 | /* current mode is already SBS nothing to be |
| 906 | * done |
| 907 | */ |
| 908 | policy_mgr_notice("current mode is already SBS"); |
| 909 | return QDF_STATUS_E_ALREADY; |
| 910 | } else { |
| 911 | return QDF_STATUS_SUCCESS; |
| 912 | } |
| 913 | } |
| 914 | |
| 915 | if (!hw_mode.dbs_cap) { |
| 916 | if (action == PM_SINGLE_MAC || |
| 917 | action == PM_SINGLE_MAC_UPGRADE) { |
| 918 | policy_mgr_notice("current mode is already single MAC"); |
| 919 | return QDF_STATUS_E_ALREADY; |
| 920 | } else { |
| 921 | return QDF_STATUS_SUCCESS; |
| 922 | } |
| 923 | } |
| 924 | /** |
| 925 | * If already in DBS, no need to request DBS again (HL, Napier). |
| 926 | * For dual DBS HW, in case DBS1 -> DBS2 or DBS2 -> DBS1 |
| 927 | * switching, we need to check the current DBS mode is same as |
| 928 | * requested or not. |
| 929 | */ |
| 930 | if (policy_mgr_is_2x2_5G_1x1_2G_dbs_capable(psoc) || |
| 931 | policy_mgr_is_2x2_2G_1x1_5G_dbs_capable(psoc)) { |
| 932 | policy_mgr_info("curr dbs action %d new action %d", |
| 933 | hw_mode.action_type, action); |
| 934 | if (hw_mode.action_type == PM_DBS1 && |
| 935 | ((action == PM_DBS1 || |
| 936 | action == PM_DBS1_DOWNGRADE))) { |
| 937 | policy_mgr_err("driver is already in DBS_5G_2x2_24G_1x1 (%d), no further action %d needed", |
| 938 | hw_mode.action_type, action); |
| 939 | return QDF_STATUS_E_ALREADY; |
| 940 | } else if (hw_mode.action_type == PM_DBS2 && |
| 941 | ((action == PM_DBS2 || |
| 942 | action == PM_DBS2_DOWNGRADE))) { |
| 943 | policy_mgr_err("driver is already in DBS_24G_2x2_5G_1x1 (%d), no further action %d needed", |
| 944 | hw_mode.action_type, action); |
| 945 | return QDF_STATUS_E_ALREADY; |
| 946 | } |
| 947 | } else if ((action == PM_DBS_DOWNGRADE) || (action == PM_DBS) || |
| 948 | (action == PM_DBS_UPGRADE)) { |
| 949 | policy_mgr_err("driver is already in %s mode, no further action needed", |
| 950 | (hw_mode.dbs_cap) ? "dbs" : "non dbs"); |
| 951 | return QDF_STATUS_E_ALREADY; |
| 952 | } |
| 953 | return QDF_STATUS_SUCCESS; |
| 954 | } |
| 955 | |
| 956 | QDF_STATUS policy_mgr_next_actions( |
| 957 | struct wlan_objmgr_psoc *psoc, |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 958 | uint32_t session_id, |
| 959 | enum policy_mgr_conc_next_action action, |
| 960 | enum policy_mgr_conn_update_reason reason) |
| 961 | { |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 962 | QDF_STATUS status = QDF_STATUS_E_FAILURE; |
Varun Reddy Yeturu | e23b6bc | 2018-01-08 13:18:41 -0800 | [diff] [blame] | 963 | struct dbs_nss nss_dbs = {0}; |
Liangwei Dong | 1830013 | 2018-05-25 01:25:24 -0400 | [diff] [blame] | 964 | struct policy_mgr_hw_mode_params hw_mode; |
| 965 | enum policy_mgr_conc_next_action next_action; |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 966 | |
| 967 | if (policy_mgr_is_hw_dbs_capable(psoc) == false) { |
| 968 | policy_mgr_err("driver isn't dbs capable, no further action needed"); |
| 969 | return QDF_STATUS_E_NOSUPPORT; |
| 970 | } |
| 971 | |
| 972 | /* check for the current HW index to see if really need any action */ |
| 973 | status = policy_mgr_get_current_hw_mode(psoc, &hw_mode); |
| 974 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
| 975 | policy_mgr_err("policy_mgr_get_current_hw_mode failed"); |
| 976 | return status; |
| 977 | } |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 978 | |
Liangwei Dong | 1830013 | 2018-05-25 01:25:24 -0400 | [diff] [blame] | 979 | /* check for the current HW index to see if really need any action */ |
| 980 | status = policy_mgr_validate_dbs_switch(psoc, session_id, action, |
| 981 | reason); |
| 982 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
| 983 | policy_mgr_err(" not take action %d reason %d session %d status %d", |
| 984 | action, reason, session_id, status); |
| 985 | return status; |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 986 | } |
| 987 | |
| 988 | switch (action) { |
| 989 | case PM_DBS_DOWNGRADE: |
| 990 | /* |
| 991 | * check if we have a beaconing entity that is using 2x2. If yes, |
| 992 | * update the beacon template & notify FW. Once FW confirms |
| 993 | * beacon updated, send down the HW mode change req |
| 994 | */ |
| 995 | status = policy_mgr_complete_action(psoc, POLICY_MGR_RX_NSS_1, |
| 996 | PM_DBS, reason, session_id); |
| 997 | break; |
| 998 | case PM_DBS: |
Vikrampal | 31eb12c | 2017-04-28 17:44:30 +0530 | [diff] [blame] | 999 | (void)policy_mgr_get_hw_dbs_nss(psoc, &nss_dbs); |
| 1000 | |
| 1001 | status = policy_mgr_pdev_set_hw_mode(psoc, session_id, |
| 1002 | nss_dbs.mac0_ss, |
| 1003 | HW_MODE_80_MHZ, |
| 1004 | nss_dbs.mac1_ss, |
| 1005 | HW_MODE_40_MHZ, |
Liangwei Dong | 9ace8a9 | 2018-05-21 05:39:04 -0400 | [diff] [blame] | 1006 | HW_MODE_MAC_BAND_NONE, |
Vikrampal | 31eb12c | 2017-04-28 17:44:30 +0530 | [diff] [blame] | 1007 | HW_MODE_DBS, |
| 1008 | HW_MODE_AGILE_DFS_NONE, |
| 1009 | HW_MODE_SBS_NONE, |
Tushnim Bhattacharyya | 9420656 | 2017-11-15 15:30:07 -0800 | [diff] [blame] | 1010 | reason, PM_NOP); |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 1011 | break; |
| 1012 | case PM_SINGLE_MAC_UPGRADE: |
| 1013 | /* |
| 1014 | * change the HW mode first before the NSS upgrade |
| 1015 | */ |
| 1016 | status = policy_mgr_pdev_set_hw_mode(psoc, session_id, |
| 1017 | HW_MODE_SS_2x2, |
| 1018 | HW_MODE_80_MHZ, |
| 1019 | HW_MODE_SS_0x0, HW_MODE_BW_NONE, |
Liangwei Dong | 9ace8a9 | 2018-05-21 05:39:04 -0400 | [diff] [blame] | 1020 | HW_MODE_MAC_BAND_NONE, |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 1021 | HW_MODE_DBS_NONE, |
| 1022 | HW_MODE_AGILE_DFS_NONE, |
| 1023 | HW_MODE_SBS_NONE, |
Tushnim Bhattacharyya | 9420656 | 2017-11-15 15:30:07 -0800 | [diff] [blame] | 1024 | reason, PM_UPGRADE); |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 1025 | break; |
| 1026 | case PM_SINGLE_MAC: |
| 1027 | status = policy_mgr_pdev_set_hw_mode(psoc, session_id, |
| 1028 | HW_MODE_SS_2x2, |
| 1029 | HW_MODE_80_MHZ, |
| 1030 | HW_MODE_SS_0x0, HW_MODE_BW_NONE, |
Liangwei Dong | 9ace8a9 | 2018-05-21 05:39:04 -0400 | [diff] [blame] | 1031 | HW_MODE_MAC_BAND_NONE, |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 1032 | HW_MODE_DBS_NONE, |
| 1033 | HW_MODE_AGILE_DFS_NONE, |
| 1034 | HW_MODE_SBS_NONE, |
Tushnim Bhattacharyya | 9420656 | 2017-11-15 15:30:07 -0800 | [diff] [blame] | 1035 | reason, PM_NOP); |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 1036 | break; |
| 1037 | case PM_DBS_UPGRADE: |
| 1038 | status = policy_mgr_pdev_set_hw_mode(psoc, session_id, |
| 1039 | HW_MODE_SS_2x2, |
| 1040 | HW_MODE_80_MHZ, |
| 1041 | HW_MODE_SS_2x2, HW_MODE_80_MHZ, |
Liangwei Dong | 9ace8a9 | 2018-05-21 05:39:04 -0400 | [diff] [blame] | 1042 | HW_MODE_MAC_BAND_NONE, |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 1043 | HW_MODE_DBS, |
| 1044 | HW_MODE_AGILE_DFS_NONE, |
| 1045 | HW_MODE_SBS_NONE, |
Tushnim Bhattacharyya | 9420656 | 2017-11-15 15:30:07 -0800 | [diff] [blame] | 1046 | reason, PM_UPGRADE); |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 1047 | break; |
| 1048 | case PM_SBS_DOWNGRADE: |
| 1049 | status = policy_mgr_complete_action(psoc, POLICY_MGR_RX_NSS_1, |
| 1050 | PM_SBS, reason, session_id); |
| 1051 | break; |
| 1052 | case PM_SBS: |
| 1053 | status = policy_mgr_pdev_set_hw_mode(psoc, session_id, |
| 1054 | HW_MODE_SS_1x1, |
| 1055 | HW_MODE_80_MHZ, |
| 1056 | HW_MODE_SS_1x1, HW_MODE_80_MHZ, |
Liangwei Dong | 9ace8a9 | 2018-05-21 05:39:04 -0400 | [diff] [blame] | 1057 | HW_MODE_MAC_BAND_NONE, |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 1058 | HW_MODE_DBS, |
| 1059 | HW_MODE_AGILE_DFS_NONE, |
| 1060 | HW_MODE_SBS, |
Tushnim Bhattacharyya | 9420656 | 2017-11-15 15:30:07 -0800 | [diff] [blame] | 1061 | reason, PM_NOP); |
| 1062 | break; |
| 1063 | case PM_DOWNGRADE: |
| 1064 | /* |
| 1065 | * check if we have a beaconing entity that advertised 2x2 |
| 1066 | * intially. If yes, update the beacon template & notify FW. |
| 1067 | */ |
| 1068 | status = policy_mgr_nss_update(psoc, POLICY_MGR_RX_NSS_1, |
Liangwei Dong | a590ecd | 2018-05-25 00:56:38 -0400 | [diff] [blame] | 1069 | PM_NOP, POLICY_MGR_ANY, reason); |
Tushnim Bhattacharyya | 9420656 | 2017-11-15 15:30:07 -0800 | [diff] [blame] | 1070 | break; |
| 1071 | case PM_UPGRADE: |
| 1072 | /* |
| 1073 | * check if we have a beaconing entity that advertised 2x2 |
| 1074 | * intially. If yes, update the beacon template & notify FW. |
| 1075 | */ |
| 1076 | status = policy_mgr_nss_update(psoc, POLICY_MGR_RX_NSS_2, |
Liangwei Dong | a590ecd | 2018-05-25 00:56:38 -0400 | [diff] [blame] | 1077 | PM_NOP, POLICY_MGR_ANY, reason); |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 1078 | break; |
Liangwei Dong | 1830013 | 2018-05-25 01:25:24 -0400 | [diff] [blame] | 1079 | case PM_DBS1_DOWNGRADE: |
| 1080 | status = policy_mgr_complete_action(psoc, POLICY_MGR_RX_NSS_1, |
| 1081 | PM_DBS1, reason, |
| 1082 | session_id); |
| 1083 | break; |
| 1084 | case PM_DBS2_DOWNGRADE: |
| 1085 | status = policy_mgr_complete_action(psoc, POLICY_MGR_RX_NSS_1, |
| 1086 | PM_DBS2, reason, |
| 1087 | session_id); |
| 1088 | break; |
| 1089 | case PM_DBS1: |
| 1090 | /* |
| 1091 | * PM_DBS1 (2x2 5G + 1x1 2G) will support 5G 2x2. If previous |
| 1092 | * mode is DBS, that should be 2x2 2G + 1x1 5G mode and |
| 1093 | * the 5G band was downgraded to 1x1. So, we need to |
| 1094 | * upgrade 5G vdevs after hw mode change. |
| 1095 | */ |
| 1096 | if (hw_mode.dbs_cap) |
| 1097 | next_action = PM_UPGRADE_5G; |
| 1098 | else |
| 1099 | next_action = PM_NOP; |
| 1100 | status = policy_mgr_pdev_set_hw_mode( |
| 1101 | psoc, session_id, |
| 1102 | HW_MODE_SS_2x2, |
| 1103 | HW_MODE_80_MHZ, |
| 1104 | HW_MODE_SS_1x1, HW_MODE_40_MHZ, |
| 1105 | HW_MODE_MAC_BAND_5G, |
| 1106 | HW_MODE_DBS, |
| 1107 | HW_MODE_AGILE_DFS_NONE, |
| 1108 | HW_MODE_SBS_NONE, |
| 1109 | reason, next_action); |
| 1110 | break; |
| 1111 | case PM_DBS2: |
| 1112 | /* |
| 1113 | * PM_DBS2 (2x2 2G + 1x1 5G) will support 2G 2x2. If previous |
| 1114 | * mode is DBS, that should be 2x2 5G + 1x1 2G mode and |
| 1115 | * the 2G band was downgraded to 1x1. So, we need to |
| 1116 | * upgrade 5G vdevs after hw mode change. |
| 1117 | */ |
| 1118 | if (hw_mode.dbs_cap) |
| 1119 | next_action = PM_UPGRADE_2G; |
| 1120 | else |
| 1121 | next_action = PM_NOP; |
| 1122 | status = policy_mgr_pdev_set_hw_mode( |
| 1123 | psoc, session_id, |
| 1124 | HW_MODE_SS_2x2, |
| 1125 | HW_MODE_40_MHZ, |
| 1126 | HW_MODE_SS_1x1, HW_MODE_40_MHZ, |
| 1127 | HW_MODE_MAC_BAND_2G, |
| 1128 | HW_MODE_DBS, |
| 1129 | HW_MODE_AGILE_DFS_NONE, |
| 1130 | HW_MODE_SBS_NONE, |
| 1131 | reason, next_action); |
| 1132 | break; |
| 1133 | case PM_UPGRADE_5G: |
| 1134 | status = policy_mgr_nss_update( |
| 1135 | psoc, POLICY_MGR_RX_NSS_2, |
| 1136 | PM_NOP, POLICY_MGR_BAND_5, reason); |
| 1137 | break; |
| 1138 | case PM_UPGRADE_2G: |
| 1139 | status = policy_mgr_nss_update( |
| 1140 | psoc, POLICY_MGR_RX_NSS_2, |
| 1141 | PM_NOP, POLICY_MGR_BAND_24, reason); |
| 1142 | break; |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 1143 | default: |
| 1144 | policy_mgr_err("unexpected action value %d", action); |
| 1145 | status = QDF_STATUS_E_FAILURE; |
| 1146 | break; |
| 1147 | } |
| 1148 | |
| 1149 | return status; |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 1150 | } |
| 1151 | |
| 1152 | QDF_STATUS policy_mgr_handle_conc_multiport(struct wlan_objmgr_psoc *psoc, |
| 1153 | uint8_t session_id, uint8_t channel) |
| 1154 | { |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 1155 | QDF_STATUS status; |
| 1156 | |
| 1157 | if (!policy_mgr_check_for_session_conc(psoc, session_id, channel)) { |
| 1158 | policy_mgr_err("Conc not allowed for the session %d", |
| 1159 | session_id); |
| 1160 | return QDF_STATUS_E_FAILURE; |
| 1161 | } |
| 1162 | |
| 1163 | status = policy_mgr_reset_connection_update(psoc); |
| 1164 | if (!QDF_IS_STATUS_SUCCESS(status)) |
| 1165 | policy_mgr_err("clearing event failed"); |
| 1166 | |
| 1167 | status = policy_mgr_current_connections_update(psoc, session_id, |
| 1168 | channel, |
| 1169 | POLICY_MGR_UPDATE_REASON_NORMAL_STA); |
| 1170 | if (QDF_STATUS_E_FAILURE == status) { |
| 1171 | policy_mgr_err("connections update failed"); |
| 1172 | return status; |
| 1173 | } |
| 1174 | |
| 1175 | return status; |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 1176 | } |
| 1177 | |
| 1178 | #ifdef FEATURE_WLAN_MCC_TO_SCC_SWITCH |
Bala Venkatesh | 3b3f16f | 2018-06-27 12:50:10 +0530 | [diff] [blame] | 1179 | void policy_mgr_update_user_config_sap_chan( |
| 1180 | struct wlan_objmgr_psoc *psoc, uint32_t channel) |
| 1181 | { |
| 1182 | struct policy_mgr_psoc_priv_obj *pm_ctx; |
| 1183 | |
| 1184 | pm_ctx = policy_mgr_get_context(psoc); |
| 1185 | if (!pm_ctx) { |
| 1186 | policy_mgr_err("Invalid pm context and failed to update the user config sap channel"); |
| 1187 | return; |
| 1188 | } |
| 1189 | pm_ctx->user_config_sap_channel = channel; |
| 1190 | } |
| 1191 | |
Archana Ramachandran | 544ce17 | 2017-03-14 15:12:09 -0700 | [diff] [blame] | 1192 | /** |
| 1193 | * policy_mgr_is_restart_sap_allowed() - Check if restart SAP |
| 1194 | * allowed during SCC -> MCC switch |
| 1195 | * @psoc: PSOC object data |
| 1196 | * @mcc_to_scc_switch: MCC to SCC switch enabled user config |
| 1197 | * |
| 1198 | * Check if restart SAP allowed during SCC->MCC switch |
| 1199 | * |
| 1200 | * Restart: true or false |
| 1201 | */ |
| 1202 | static bool policy_mgr_is_restart_sap_allowed( |
| 1203 | struct wlan_objmgr_psoc *psoc, |
| 1204 | uint32_t mcc_to_scc_switch) |
| 1205 | { |
Rachit Kankane | a07e4b9 | 2017-09-15 19:38:49 +0530 | [diff] [blame] | 1206 | uint32_t sta_ap_bit_mask = QDF_STA_MASK | QDF_SAP_MASK; |
| 1207 | uint32_t sta_go_bit_mask = QDF_STA_MASK | QDF_P2P_GO_MASK; |
| 1208 | |
Archana Ramachandran | 544ce17 | 2017-03-14 15:12:09 -0700 | [diff] [blame] | 1209 | if ((mcc_to_scc_switch == QDF_MCC_TO_SCC_SWITCH_DISABLE) || |
Tushnim Bhattacharyya | 8d185eb | 2017-06-30 17:40:49 -0700 | [diff] [blame] | 1210 | !policy_mgr_concurrent_open_sessions_running(psoc) || |
Rachit Kankane | a07e4b9 | 2017-09-15 19:38:49 +0530 | [diff] [blame] | 1211 | !(((policy_mgr_get_concurrency_mode(psoc) & sta_ap_bit_mask) |
| 1212 | == sta_ap_bit_mask) || |
Tushnim Bhattacharyya | b7f8396 | 2018-06-14 17:56:38 -0700 | [diff] [blame] | 1213 | ((mcc_to_scc_switch == |
| 1214 | QDF_MCC_TO_SCC_SWITCH_FORCE_PREFERRED_WITHOUT_DISCONNECTION) && |
Rachit Kankane | a07e4b9 | 2017-09-15 19:38:49 +0530 | [diff] [blame] | 1215 | ((policy_mgr_get_concurrency_mode(psoc) & sta_go_bit_mask) |
Tushnim Bhattacharyya | b7f8396 | 2018-06-14 17:56:38 -0700 | [diff] [blame] | 1216 | == sta_go_bit_mask)))) { |
Abhinav Kumar | 77cb42a | 2018-06-15 16:46:30 +0530 | [diff] [blame] | 1217 | policy_mgr_debug("MCC switch disabled or not concurrent STA/SAP, STA/GO"); |
Archana Ramachandran | 544ce17 | 2017-03-14 15:12:09 -0700 | [diff] [blame] | 1218 | return false; |
| 1219 | } |
Tushnim Bhattacharyya | 8d185eb | 2017-06-30 17:40:49 -0700 | [diff] [blame] | 1220 | |
Archana Ramachandran | 544ce17 | 2017-03-14 15:12:09 -0700 | [diff] [blame] | 1221 | return true; |
| 1222 | } |
| 1223 | |
Tushnim Bhattacharyya | 08a8339 | 2017-06-28 13:28:49 -0700 | [diff] [blame] | 1224 | bool policy_mgr_is_safe_channel(struct wlan_objmgr_psoc *psoc, |
| 1225 | uint8_t channel) |
| 1226 | { |
| 1227 | struct policy_mgr_psoc_priv_obj *pm_ctx; |
| 1228 | bool is_safe = true; |
| 1229 | uint8_t j; |
| 1230 | |
| 1231 | pm_ctx = policy_mgr_get_context(psoc); |
| 1232 | if (!pm_ctx) { |
| 1233 | policy_mgr_err("Invalid context"); |
| 1234 | return is_safe; |
| 1235 | } |
| 1236 | |
| 1237 | |
| 1238 | if (pm_ctx->unsafe_channel_count == 0) { |
| 1239 | policy_mgr_debug("There are no unsafe channels"); |
| 1240 | return is_safe; |
| 1241 | } |
| 1242 | |
| 1243 | for (j = 0; j < pm_ctx->unsafe_channel_count; j++) { |
| 1244 | if (channel == pm_ctx->unsafe_channel_list[j]) { |
| 1245 | is_safe = false; |
| 1246 | policy_mgr_warn("CH %d is not safe", channel); |
| 1247 | break; |
| 1248 | } |
| 1249 | } |
| 1250 | |
| 1251 | return is_safe; |
| 1252 | } |
| 1253 | |
Bala Venkatesh | 3b3f16f | 2018-06-27 12:50:10 +0530 | [diff] [blame] | 1254 | bool policy_mgr_is_sap_restart_required_after_sta_disconnect( |
| 1255 | struct wlan_objmgr_psoc *psoc, uint8_t *intf_ch) |
| 1256 | { |
| 1257 | struct policy_mgr_psoc_priv_obj *pm_ctx; |
| 1258 | uint8_t sap_chan = policy_mgr_mode_specific_get_channel(psoc, |
| 1259 | PM_SAP_MODE); |
| 1260 | bool sta_sap_scc_on_dfs_chan = |
| 1261 | policy_mgr_is_sta_sap_scc_allowed_on_dfs_chan(psoc); |
| 1262 | |
| 1263 | *intf_ch = 0; |
| 1264 | |
| 1265 | pm_ctx = policy_mgr_get_context(psoc); |
| 1266 | if (!pm_ctx) { |
| 1267 | policy_mgr_err("Invalid pm context"); |
| 1268 | return false; |
| 1269 | } |
| 1270 | |
| 1271 | policy_mgr_debug("sta_sap_scc_on_dfs_chan %u, sap_chan %u", |
| 1272 | sta_sap_scc_on_dfs_chan, sap_chan); |
| 1273 | |
Jianmin Zhu | 7f6bdd3 | 2018-06-29 10:39:30 +0800 | [diff] [blame] | 1274 | if ((!sta_sap_scc_on_dfs_chan || |
| 1275 | !(sap_chan && WLAN_REG_IS_5GHZ_CH(sap_chan) && |
| 1276 | (wlan_reg_get_channel_state(pm_ctx->pdev, sap_chan) == |
| 1277 | CHANNEL_STATE_DFS))) && |
| 1278 | (!policy_mgr_sta_sap_scc_on_lte_coex_chan(psoc) || |
| 1279 | policy_mgr_is_safe_channel(psoc, sap_chan))) { |
Bala Venkatesh | 3b3f16f | 2018-06-27 12:50:10 +0530 | [diff] [blame] | 1280 | return false; |
| 1281 | } |
| 1282 | |
| 1283 | *intf_ch = pm_ctx->user_config_sap_channel; |
| 1284 | policy_mgr_debug("Standalone SAP is not allowed on DFS channel, Move it to channel %u", |
| 1285 | *intf_ch); |
| 1286 | |
| 1287 | return true; |
| 1288 | } |
| 1289 | |
Tushnim Bhattacharyya | 89036a7 | 2018-10-01 14:50:15 -0700 | [diff] [blame] | 1290 | static void __policy_mgr_check_sta_ap_concurrent_ch_intf(void *data) |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 1291 | { |
Tushnim Bhattacharyya | 8d185eb | 2017-06-30 17:40:49 -0700 | [diff] [blame] | 1292 | struct wlan_objmgr_psoc *psoc; |
| 1293 | struct policy_mgr_psoc_priv_obj *pm_ctx = NULL; |
| 1294 | struct sta_ap_intf_check_work_ctx *work_info = NULL; |
Rachit Kankane | a07e4b9 | 2017-09-15 19:38:49 +0530 | [diff] [blame] | 1295 | uint32_t mcc_to_scc_switch, cc_count = 0, i; |
Archana Ramachandran | 544ce17 | 2017-03-14 15:12:09 -0700 | [diff] [blame] | 1296 | QDF_STATUS status; |
| 1297 | uint8_t channel, sec_ch; |
Rachit Kankane | a07e4b9 | 2017-09-15 19:38:49 +0530 | [diff] [blame] | 1298 | uint8_t operating_channel[MAX_NUMBER_OF_CONC_CONNECTIONS]; |
| 1299 | uint8_t vdev_id[MAX_NUMBER_OF_CONC_CONNECTIONS]; |
Archana Ramachandran | 544ce17 | 2017-03-14 15:12:09 -0700 | [diff] [blame] | 1300 | |
Tushnim Bhattacharyya | 89036a7 | 2018-10-01 14:50:15 -0700 | [diff] [blame] | 1301 | if (qdf_is_module_state_transitioning()) { |
| 1302 | policy_mgr_err("Module transition in progress"); |
| 1303 | goto end; |
| 1304 | } |
| 1305 | |
Tushnim Bhattacharyya | 8d185eb | 2017-06-30 17:40:49 -0700 | [diff] [blame] | 1306 | work_info = (struct sta_ap_intf_check_work_ctx *) data; |
| 1307 | if (!work_info) { |
| 1308 | policy_mgr_err("Invalid work_info"); |
| 1309 | goto end; |
| 1310 | } |
| 1311 | |
| 1312 | psoc = work_info->psoc; |
| 1313 | if (!psoc) { |
| 1314 | policy_mgr_err("Invalid psoc"); |
| 1315 | goto end; |
| 1316 | } |
| 1317 | |
Archana Ramachandran | 544ce17 | 2017-03-14 15:12:09 -0700 | [diff] [blame] | 1318 | pm_ctx = policy_mgr_get_context(psoc); |
| 1319 | if (!pm_ctx) { |
| 1320 | policy_mgr_err("Invalid context"); |
Tushnim Bhattacharyya | 8d185eb | 2017-06-30 17:40:49 -0700 | [diff] [blame] | 1321 | goto end; |
Archana Ramachandran | 544ce17 | 2017-03-14 15:12:09 -0700 | [diff] [blame] | 1322 | } |
| 1323 | mcc_to_scc_switch = |
| 1324 | policy_mgr_mcc_to_scc_switch_mode_in_user_cfg(psoc); |
| 1325 | |
| 1326 | policy_mgr_info("Concurrent open sessions running: %d", |
| 1327 | policy_mgr_concurrent_open_sessions_running(psoc)); |
| 1328 | |
| 1329 | if (!policy_mgr_is_restart_sap_allowed(psoc, mcc_to_scc_switch)) |
Tushnim Bhattacharyya | 8d185eb | 2017-06-30 17:40:49 -0700 | [diff] [blame] | 1330 | goto end; |
Archana Ramachandran | 6199b64 | 2017-03-20 13:31:36 -0700 | [diff] [blame] | 1331 | |
Rachit Kankane | a07e4b9 | 2017-09-15 19:38:49 +0530 | [diff] [blame] | 1332 | cc_count = policy_mgr_get_mode_specific_conn_info(psoc, |
| 1333 | &operating_channel[cc_count], |
| 1334 | &vdev_id[cc_count], |
| 1335 | PM_SAP_MODE); |
| 1336 | policy_mgr_debug("Number of concurrent SAP: %d", cc_count); |
| 1337 | cc_count = cc_count + policy_mgr_get_mode_specific_conn_info(psoc, |
| 1338 | &operating_channel[cc_count], |
| 1339 | &vdev_id[cc_count], |
| 1340 | PM_P2P_GO_MODE); |
| 1341 | policy_mgr_debug("Number of beaconing entities (SAP + GO):%d", |
| 1342 | cc_count); |
| 1343 | if (!cc_count) { |
Ajit Pal Singh | c1246b1 | 2017-06-16 11:36:12 +0530 | [diff] [blame] | 1344 | policy_mgr_err("Could not retrieve SAP/GO operating channel&vdevid"); |
Tushnim Bhattacharyya | 8d185eb | 2017-06-30 17:40:49 -0700 | [diff] [blame] | 1345 | goto end; |
Archana Ramachandran | 6199b64 | 2017-03-20 13:31:36 -0700 | [diff] [blame] | 1346 | } |
| 1347 | |
Bala Venkatesh | 378064b | 2018-06-11 15:06:53 +0530 | [diff] [blame] | 1348 | policy_mgr_debug("wait if channel switch is already in progress"); |
| 1349 | status = qdf_wait_single_event( |
| 1350 | &pm_ctx->channel_switch_complete_evt, |
| 1351 | CHANNEL_SWITCH_COMPLETE_TIMEOUT); |
| 1352 | |
| 1353 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
| 1354 | policy_mgr_err("wait for event failed, still continue with channel switch"); |
| 1355 | } |
Archana Ramachandran | 631fd9f | 2017-03-19 18:51:30 -0700 | [diff] [blame] | 1356 | if (!pm_ctx->hdd_cbacks.wlan_hdd_get_channel_for_sap_restart) { |
| 1357 | policy_mgr_err("SAP restart get channel callback in NULL"); |
Tushnim Bhattacharyya | 8d185eb | 2017-06-30 17:40:49 -0700 | [diff] [blame] | 1358 | goto end; |
Archana Ramachandran | 631fd9f | 2017-03-19 18:51:30 -0700 | [diff] [blame] | 1359 | } |
Rachit Kankane | a07e4b9 | 2017-09-15 19:38:49 +0530 | [diff] [blame] | 1360 | for (i = 0; i < cc_count; i++) { |
| 1361 | status = pm_ctx->hdd_cbacks. |
| 1362 | wlan_hdd_get_channel_for_sap_restart(psoc, |
| 1363 | vdev_id[i], &channel, &sec_ch); |
| 1364 | if (status == QDF_STATUS_SUCCESS) { |
| 1365 | policy_mgr_info("SAP restarts due to MCC->SCC switch, old chan :%d new chan: %d" |
| 1366 | , operating_channel[i], channel); |
| 1367 | break; |
| 1368 | } |
Archana Ramachandran | 544ce17 | 2017-03-14 15:12:09 -0700 | [diff] [blame] | 1369 | } |
Rachit Kankane | a07e4b9 | 2017-09-15 19:38:49 +0530 | [diff] [blame] | 1370 | if (status != QDF_STATUS_SUCCESS) |
| 1371 | policy_mgr_err("Failed to switch SAP channel"); |
Tushnim Bhattacharyya | 8d185eb | 2017-06-30 17:40:49 -0700 | [diff] [blame] | 1372 | end: |
| 1373 | if (work_info) { |
| 1374 | qdf_mem_free(work_info); |
| 1375 | if (pm_ctx) |
| 1376 | pm_ctx->sta_ap_intf_check_work_info = NULL; |
| 1377 | } |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 1378 | } |
| 1379 | |
Tushnim Bhattacharyya | 89036a7 | 2018-10-01 14:50:15 -0700 | [diff] [blame] | 1380 | void policy_mgr_check_sta_ap_concurrent_ch_intf(void *data) |
| 1381 | { |
| 1382 | qdf_ssr_protect(__func__); |
| 1383 | __policy_mgr_check_sta_ap_concurrent_ch_intf(data); |
| 1384 | qdf_ssr_unprotect(__func__); |
| 1385 | } |
| 1386 | |
Tushnim Bhattacharyya | 08a8339 | 2017-06-28 13:28:49 -0700 | [diff] [blame] | 1387 | static bool policy_mgr_valid_sta_channel_check(struct wlan_objmgr_psoc *psoc, |
| 1388 | uint8_t sta_channel) |
| 1389 | { |
| 1390 | struct policy_mgr_psoc_priv_obj *pm_ctx; |
| 1391 | |
| 1392 | pm_ctx = policy_mgr_get_context(psoc); |
| 1393 | if (!pm_ctx) { |
| 1394 | policy_mgr_err("Invalid context"); |
| 1395 | return false; |
| 1396 | } |
| 1397 | |
Ganesh Kondabattini | 8a611c6 | 2017-11-21 15:01:31 +0530 | [diff] [blame] | 1398 | if ((wlan_reg_is_dfs_ch(pm_ctx->pdev, sta_channel) && |
| 1399 | (!policy_mgr_is_sta_sap_scc_allowed_on_dfs_chan(psoc))) || |
Tushnim Bhattacharyya | 08a8339 | 2017-06-28 13:28:49 -0700 | [diff] [blame] | 1400 | wlan_reg_is_passive_or_disable_ch(pm_ctx->pdev, sta_channel) || |
Ganesh Kondabattini | 8a611c6 | 2017-11-21 15:01:31 +0530 | [diff] [blame] | 1401 | !policy_mgr_is_safe_channel(psoc, sta_channel)) { |
Tushnim Bhattacharyya | 08a8339 | 2017-06-28 13:28:49 -0700 | [diff] [blame] | 1402 | if (policy_mgr_is_hw_dbs_capable(psoc)) |
| 1403 | return true; |
| 1404 | else |
| 1405 | return false; |
Ganesh Kondabattini | 8a611c6 | 2017-11-21 15:01:31 +0530 | [diff] [blame] | 1406 | } |
Tushnim Bhattacharyya | 08a8339 | 2017-06-28 13:28:49 -0700 | [diff] [blame] | 1407 | else |
| 1408 | return true; |
| 1409 | } |
| 1410 | |
Tushnim Bhattacharyya | a2c3b62 | 2017-08-03 16:58:38 -0700 | [diff] [blame] | 1411 | QDF_STATUS policy_mgr_valid_sap_conc_channel_check( |
| 1412 | struct wlan_objmgr_psoc *psoc, uint8_t *con_ch, uint8_t sap_ch) |
| 1413 | { |
| 1414 | uint8_t channel = *con_ch; |
| 1415 | uint8_t temp_channel = 0; |
| 1416 | struct policy_mgr_psoc_priv_obj *pm_ctx; |
Bala Venkatesh | 7c96e54 | 2018-06-07 19:32:27 +0530 | [diff] [blame] | 1417 | bool sta_sap_scc_on_dfs_chan; |
Tushnim Bhattacharyya | a2c3b62 | 2017-08-03 16:58:38 -0700 | [diff] [blame] | 1418 | |
| 1419 | pm_ctx = policy_mgr_get_context(psoc); |
| 1420 | if (!pm_ctx) { |
| 1421 | policy_mgr_err("Invalid context"); |
| 1422 | return QDF_STATUS_E_FAILURE; |
| 1423 | } |
| 1424 | |
| 1425 | /* |
| 1426 | * if force SCC is set, Check if conc channel is DFS |
| 1427 | * or passive or part of LTE avoided channel list. |
| 1428 | * In that case move SAP to other band if DBS is supported, |
| 1429 | * return otherwise |
| 1430 | */ |
| 1431 | if (!policy_mgr_is_force_scc(psoc)) |
| 1432 | return QDF_STATUS_SUCCESS; |
| 1433 | |
| 1434 | /* |
| 1435 | * if interference is 0, check if it is DBS case. If DBS case |
| 1436 | * return from here. If SCC, check further if SAP can move to |
| 1437 | * STA's channel. |
| 1438 | */ |
| 1439 | if (!channel && |
| 1440 | (sap_ch != policy_mgr_mode_specific_get_channel( |
| 1441 | psoc, PM_STA_MODE))) |
| 1442 | return QDF_STATUS_SUCCESS; |
| 1443 | else if (!channel) |
| 1444 | channel = sap_ch; |
| 1445 | |
Bala Venkatesh | 7c96e54 | 2018-06-07 19:32:27 +0530 | [diff] [blame] | 1446 | sta_sap_scc_on_dfs_chan = |
| 1447 | policy_mgr_is_sta_sap_scc_allowed_on_dfs_chan(psoc); |
| 1448 | |
Tushnim Bhattacharyya | a2c3b62 | 2017-08-03 16:58:38 -0700 | [diff] [blame] | 1449 | if (policy_mgr_valid_sta_channel_check(psoc, channel)) { |
| 1450 | if (wlan_reg_is_dfs_ch(pm_ctx->pdev, channel) || |
Abhinav Kumar | 93b3c7f | 2018-08-23 21:46:44 +0530 | [diff] [blame^] | 1451 | wlan_reg_is_passive_or_disable_ch(pm_ctx->pdev, channel) || |
Zhu Jianmin | 5ac66ef | 2018-06-11 19:03:39 +0800 | [diff] [blame] | 1452 | !(policy_mgr_sta_sap_scc_on_lte_coex_chan(psoc) || |
Abhinav Kumar | 93b3c7f | 2018-08-23 21:46:44 +0530 | [diff] [blame^] | 1453 | policy_mgr_is_safe_channel(psoc, channel)) || |
| 1454 | (!reg_is_etsi13_srd_chan_allowed_master_mode(pm_ctx->pdev) |
| 1455 | && reg_is_etsi13_srd_chan(pm_ctx->pdev, channel))) { |
Liangwei Dong | bd8b24b | 2018-09-05 23:13:52 -0400 | [diff] [blame] | 1456 | if (wlan_reg_is_dfs_ch(pm_ctx->pdev, channel) && |
| 1457 | sta_sap_scc_on_dfs_chan) { |
| 1458 | policy_mgr_debug("STA SAP SCC is allowed on DFS channel"); |
| 1459 | goto update_chan; |
| 1460 | } |
| 1461 | |
Tushnim Bhattacharyya | a2c3b62 | 2017-08-03 16:58:38 -0700 | [diff] [blame] | 1462 | if (policy_mgr_is_hw_dbs_capable(psoc)) { |
| 1463 | temp_channel = |
| 1464 | policy_mgr_get_alternate_channel_for_sap(psoc); |
| 1465 | policy_mgr_debug("temp_channel is %d", |
| 1466 | temp_channel); |
| 1467 | if (temp_channel) { |
| 1468 | channel = temp_channel; |
| 1469 | } else { |
| 1470 | if (WLAN_REG_IS_5GHZ_CH(channel)) |
| 1471 | channel = PM_24_GHZ_CHANNEL_6; |
| 1472 | else |
| 1473 | channel = PM_5_GHZ_CHANNEL_36; |
| 1474 | } |
| 1475 | if (!policy_mgr_is_safe_channel( |
| 1476 | psoc, channel)) { |
| 1477 | policy_mgr_warn( |
| 1478 | "Can't have concurrency on %d as it is not safe", |
| 1479 | channel); |
| 1480 | return QDF_STATUS_E_FAILURE; |
| 1481 | } |
| 1482 | } else { |
| 1483 | policy_mgr_warn("Can't have concurrency on %d", |
| 1484 | channel); |
| 1485 | return QDF_STATUS_E_FAILURE; |
| 1486 | } |
| 1487 | } |
| 1488 | } |
| 1489 | |
Bala Venkatesh | 7c96e54 | 2018-06-07 19:32:27 +0530 | [diff] [blame] | 1490 | update_chan: |
Tushnim Bhattacharyya | a2c3b62 | 2017-08-03 16:58:38 -0700 | [diff] [blame] | 1491 | if (channel != sap_ch) |
| 1492 | *con_ch = channel; |
| 1493 | |
| 1494 | return QDF_STATUS_SUCCESS; |
| 1495 | } |
| 1496 | |
Archana Ramachandran | 107d378 | 2017-03-06 17:07:44 -0800 | [diff] [blame] | 1497 | /** |
| 1498 | * policy_mgr_check_concurrent_intf_and_restart_sap() - Check |
| 1499 | * concurrent change intf |
| 1500 | * @psoc: PSOC object information |
| 1501 | * @operation_channel: operation channel |
Archana Ramachandran | 544ce17 | 2017-03-14 15:12:09 -0700 | [diff] [blame] | 1502 | * @vdev_id: vdev id of SAP |
Archana Ramachandran | 107d378 | 2017-03-06 17:07:44 -0800 | [diff] [blame] | 1503 | * |
| 1504 | * Checks the concurrent change interface and restarts SAP |
| 1505 | * |
| 1506 | * Return: None |
| 1507 | */ |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 1508 | void policy_mgr_check_concurrent_intf_and_restart_sap( |
Archana Ramachandran | 6199b64 | 2017-03-20 13:31:36 -0700 | [diff] [blame] | 1509 | struct wlan_objmgr_psoc *psoc) |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 1510 | { |
Archana Ramachandran | 266613f | 2017-03-13 16:36:55 -0700 | [diff] [blame] | 1511 | struct policy_mgr_psoc_priv_obj *pm_ctx; |
| 1512 | uint32_t mcc_to_scc_switch; |
Tushnim Bhattacharyya | f8417d1 | 2018-05-08 15:31:21 -0700 | [diff] [blame] | 1513 | uint8_t operating_channel[MAX_NUMBER_OF_CONC_CONNECTIONS] = {0}; |
| 1514 | uint8_t vdev_id[MAX_NUMBER_OF_CONC_CONNECTIONS] = {0}; |
| 1515 | uint32_t cc_count = 0; |
Bala Venkatesh | 3b3f16f | 2018-06-27 12:50:10 +0530 | [diff] [blame] | 1516 | bool restart_sap = false; |
| 1517 | uint8_t sap_ch; |
Archana Ramachandran | 266613f | 2017-03-13 16:36:55 -0700 | [diff] [blame] | 1518 | |
| 1519 | pm_ctx = policy_mgr_get_context(psoc); |
| 1520 | if (!pm_ctx) { |
| 1521 | policy_mgr_err("Invalid context"); |
| 1522 | return; |
| 1523 | } |
Bala Venkatesh | 3b3f16f | 2018-06-27 12:50:10 +0530 | [diff] [blame] | 1524 | if (policy_mgr_get_connection_count(psoc) == 1) { |
| 1525 | /* |
| 1526 | * If STA+SAP sessions are on DFS channel and STA+SAP SCC is |
| 1527 | * enabled on DFS channel then move the SAP out of DFS channel |
| 1528 | * as soon as STA gets disconnect. |
Jianmin Zhu | 7f6bdd3 | 2018-06-29 10:39:30 +0800 | [diff] [blame] | 1529 | * If STA+SAP sessions are on unsafe channel and STA+SAP SCC is |
| 1530 | * enabled on unsafe channel then move the SAP to safe channel |
| 1531 | * as soon as STA disconnected. |
Bala Venkatesh | 3b3f16f | 2018-06-27 12:50:10 +0530 | [diff] [blame] | 1532 | */ |
| 1533 | if (policy_mgr_is_sap_restart_required_after_sta_disconnect( |
| 1534 | psoc, &sap_ch)) { |
| 1535 | policy_mgr_debug("move the SAP to configured channel %u", |
| 1536 | sap_ch); |
| 1537 | restart_sap = true; |
| 1538 | goto sap_restart; |
| 1539 | } |
| 1540 | } |
Archana Ramachandran | 266613f | 2017-03-13 16:36:55 -0700 | [diff] [blame] | 1541 | |
Tushnim Bhattacharyya | f8417d1 | 2018-05-08 15:31:21 -0700 | [diff] [blame] | 1542 | /* |
| 1543 | * force SCC with STA+STA+SAP will need some additional logic |
| 1544 | */ |
| 1545 | cc_count = policy_mgr_get_mode_specific_conn_info(psoc, |
| 1546 | &operating_channel[cc_count], |
| 1547 | &vdev_id[cc_count], PM_STA_MODE); |
| 1548 | if (!cc_count) { |
Yeshwanth Sriram Guntuka | d540cd0 | 2018-08-23 18:25:28 +0530 | [diff] [blame] | 1549 | policy_mgr_debug("Could not get STA operating channel&vdevid"); |
Archana Ramachandran | 6199b64 | 2017-03-20 13:31:36 -0700 | [diff] [blame] | 1550 | return; |
| 1551 | } |
| 1552 | |
Archana Ramachandran | 266613f | 2017-03-13 16:36:55 -0700 | [diff] [blame] | 1553 | mcc_to_scc_switch = |
| 1554 | policy_mgr_mcc_to_scc_switch_mode_in_user_cfg(psoc); |
| 1555 | policy_mgr_info("MCC to SCC switch: %d chan: %d", |
Tushnim Bhattacharyya | f8417d1 | 2018-05-08 15:31:21 -0700 | [diff] [blame] | 1556 | mcc_to_scc_switch, operating_channel[0]); |
Tushnim Bhattacharyya | 8d185eb | 2017-06-30 17:40:49 -0700 | [diff] [blame] | 1557 | |
| 1558 | if (!policy_mgr_is_restart_sap_allowed(psoc, mcc_to_scc_switch)) { |
| 1559 | policy_mgr_debug( |
| 1560 | "No action taken at check_concurrent_intf_and_restart_sap"); |
| 1561 | return; |
| 1562 | } |
| 1563 | |
Bala Venkatesh | 3b3f16f | 2018-06-27 12:50:10 +0530 | [diff] [blame] | 1564 | sap_restart: |
| 1565 | /* |
| 1566 | * If sta_sap_scc_on_dfs_chan is true then standalone SAP is not |
| 1567 | * allowed on DFS channel. SAP is allowed on DFS channel only when STA |
| 1568 | * is already connected on that channel. |
| 1569 | * In following condition restart_sap will be true if |
| 1570 | * sta_sap_scc_on_dfs_chan is true and SAP is on DFS channel. |
| 1571 | * This scenario can come if STA+SAP are operating on DFS channel and |
| 1572 | * STA gets disconnected. |
| 1573 | */ |
| 1574 | if (restart_sap || |
| 1575 | ((mcc_to_scc_switch != QDF_MCC_TO_SCC_SWITCH_DISABLE) && |
| 1576 | policy_mgr_valid_sta_channel_check(psoc, operating_channel[0]) && |
| 1577 | !pm_ctx->sta_ap_intf_check_work_info)) { |
Tushnim Bhattacharyya | 8d185eb | 2017-06-30 17:40:49 -0700 | [diff] [blame] | 1578 | struct sta_ap_intf_check_work_ctx *work_info; |
| 1579 | work_info = qdf_mem_malloc( |
| 1580 | sizeof(struct sta_ap_intf_check_work_ctx)); |
| 1581 | pm_ctx->sta_ap_intf_check_work_info = work_info; |
| 1582 | if (work_info) { |
| 1583 | work_info->psoc = psoc; |
| 1584 | qdf_create_work(0, &pm_ctx->sta_ap_intf_check_work, |
Archana Ramachandran | 6199b64 | 2017-03-20 13:31:36 -0700 | [diff] [blame] | 1585 | policy_mgr_check_sta_ap_concurrent_ch_intf, |
Tushnim Bhattacharyya | 8d185eb | 2017-06-30 17:40:49 -0700 | [diff] [blame] | 1586 | work_info); |
| 1587 | qdf_sched_work(0, &pm_ctx->sta_ap_intf_check_work); |
| 1588 | policy_mgr_info( |
| 1589 | "Checking for Concurrent Change interference"); |
| 1590 | } |
Archana Ramachandran | 266613f | 2017-03-13 16:36:55 -0700 | [diff] [blame] | 1591 | } |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 1592 | } |
| 1593 | #endif /* FEATURE_WLAN_MCC_TO_SCC_SWITCH */ |
| 1594 | |
| 1595 | #ifdef FEATURE_WLAN_MCC_TO_SCC_SWITCH |
Archana Ramachandran | 0edce25 | 2017-03-06 14:36:29 -0800 | [diff] [blame] | 1596 | /** |
| 1597 | * policy_mgr_change_sap_channel_with_csa() - Move SAP channel using (E)CSA |
| 1598 | * @psoc: PSOC object information |
| 1599 | * @vdev_id: Vdev id |
| 1600 | * @channel: Channel to change |
| 1601 | * @ch_width: channel width to change |
Min Liu | c5b1043 | 2018-01-19 18:01:44 +0800 | [diff] [blame] | 1602 | * @forced: Force to switch channel, ignore SCC/MCC check |
Archana Ramachandran | 0edce25 | 2017-03-06 14:36:29 -0800 | [diff] [blame] | 1603 | * |
| 1604 | * Invoke the callback function to change SAP channel using (E)CSA |
| 1605 | * |
| 1606 | * Return: None |
| 1607 | */ |
| 1608 | void policy_mgr_change_sap_channel_with_csa(struct wlan_objmgr_psoc *psoc, |
| 1609 | uint8_t vdev_id, uint32_t channel, |
Min Liu | c5b1043 | 2018-01-19 18:01:44 +0800 | [diff] [blame] | 1610 | uint32_t ch_width, |
| 1611 | bool forced) |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 1612 | { |
Archana Ramachandran | 0edce25 | 2017-03-06 14:36:29 -0800 | [diff] [blame] | 1613 | struct policy_mgr_psoc_priv_obj *pm_ctx; |
| 1614 | |
| 1615 | pm_ctx = policy_mgr_get_context(psoc); |
| 1616 | if (!pm_ctx) { |
| 1617 | policy_mgr_err("Invalid context"); |
| 1618 | return; |
| 1619 | } |
| 1620 | |
Archana Ramachandran | 544ce17 | 2017-03-14 15:12:09 -0700 | [diff] [blame] | 1621 | if (pm_ctx->hdd_cbacks.sap_restart_chan_switch_cb) { |
Archana Ramachandran | 0edce25 | 2017-03-06 14:36:29 -0800 | [diff] [blame] | 1622 | policy_mgr_info("SAP change change without restart"); |
Archana Ramachandran | 631fd9f | 2017-03-19 18:51:30 -0700 | [diff] [blame] | 1623 | pm_ctx->hdd_cbacks.sap_restart_chan_switch_cb(psoc, |
Min Liu | c5b1043 | 2018-01-19 18:01:44 +0800 | [diff] [blame] | 1624 | vdev_id, channel, ch_width, forced); |
Archana Ramachandran | 0edce25 | 2017-03-06 14:36:29 -0800 | [diff] [blame] | 1625 | } |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 1626 | } |
| 1627 | #endif |
| 1628 | |
| 1629 | QDF_STATUS policy_mgr_wait_for_connection_update(struct wlan_objmgr_psoc *psoc) |
| 1630 | { |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 1631 | QDF_STATUS status; |
| 1632 | struct policy_mgr_psoc_priv_obj *policy_mgr_context; |
| 1633 | |
| 1634 | policy_mgr_context = policy_mgr_get_context(psoc); |
| 1635 | if (!policy_mgr_context) { |
| 1636 | policy_mgr_err("Invalid context"); |
| 1637 | return QDF_STATUS_E_FAILURE; |
| 1638 | } |
| 1639 | |
| 1640 | status = qdf_wait_single_event( |
| 1641 | &policy_mgr_context->connection_update_done_evt, |
| 1642 | CONNECTION_UPDATE_TIMEOUT); |
| 1643 | |
| 1644 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
| 1645 | policy_mgr_err("wait for event failed"); |
| 1646 | return QDF_STATUS_E_FAILURE; |
| 1647 | } |
| 1648 | |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 1649 | return QDF_STATUS_SUCCESS; |
| 1650 | } |
| 1651 | |
| 1652 | QDF_STATUS policy_mgr_reset_connection_update(struct wlan_objmgr_psoc *psoc) |
| 1653 | { |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 1654 | QDF_STATUS status; |
| 1655 | struct policy_mgr_psoc_priv_obj *policy_mgr_context; |
| 1656 | |
| 1657 | policy_mgr_context = policy_mgr_get_context(psoc); |
| 1658 | if (!policy_mgr_context) { |
| 1659 | policy_mgr_err("Invalid context"); |
| 1660 | return QDF_STATUS_E_FAILURE; |
| 1661 | } |
| 1662 | |
| 1663 | status = qdf_event_reset( |
| 1664 | &policy_mgr_context->connection_update_done_evt); |
| 1665 | |
| 1666 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
| 1667 | policy_mgr_err("clear event failed"); |
| 1668 | return QDF_STATUS_E_FAILURE; |
| 1669 | } |
| 1670 | |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 1671 | return QDF_STATUS_SUCCESS; |
| 1672 | } |
| 1673 | |
| 1674 | QDF_STATUS policy_mgr_set_connection_update(struct wlan_objmgr_psoc *psoc) |
| 1675 | { |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 1676 | QDF_STATUS status; |
| 1677 | struct policy_mgr_psoc_priv_obj *policy_mgr_context; |
| 1678 | |
| 1679 | policy_mgr_context = policy_mgr_get_context(psoc); |
| 1680 | if (!policy_mgr_context) { |
| 1681 | policy_mgr_err("Invalid context"); |
| 1682 | return QDF_STATUS_E_FAILURE; |
| 1683 | } |
| 1684 | |
| 1685 | status = qdf_event_set(&policy_mgr_context->connection_update_done_evt); |
| 1686 | |
| 1687 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
| 1688 | policy_mgr_err("set event failed"); |
| 1689 | return QDF_STATUS_E_FAILURE; |
| 1690 | } |
| 1691 | |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 1692 | return QDF_STATUS_SUCCESS; |
| 1693 | } |
| 1694 | |
Bala Venkatesh | 378064b | 2018-06-11 15:06:53 +0530 | [diff] [blame] | 1695 | QDF_STATUS policy_mgr_set_chan_switch_complete_evt( |
| 1696 | struct wlan_objmgr_psoc *psoc) |
| 1697 | { |
| 1698 | QDF_STATUS status; |
| 1699 | struct policy_mgr_psoc_priv_obj *policy_mgr_context; |
| 1700 | |
| 1701 | policy_mgr_context = policy_mgr_get_context(psoc); |
| 1702 | |
| 1703 | if (!policy_mgr_context) { |
| 1704 | policy_mgr_err("Invalid context"); |
| 1705 | return QDF_STATUS_E_FAILURE; |
| 1706 | } |
| 1707 | status = qdf_event_set( |
| 1708 | &policy_mgr_context->channel_switch_complete_evt); |
| 1709 | |
| 1710 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
| 1711 | policy_mgr_err("set event failed"); |
| 1712 | return QDF_STATUS_E_FAILURE; |
| 1713 | } |
| 1714 | |
| 1715 | return QDF_STATUS_SUCCESS; |
| 1716 | } |
| 1717 | |
| 1718 | QDF_STATUS policy_mgr_reset_chan_switch_complete_evt( |
| 1719 | struct wlan_objmgr_psoc *psoc) |
| 1720 | { |
| 1721 | QDF_STATUS status; |
| 1722 | struct policy_mgr_psoc_priv_obj *policy_mgr_context; |
| 1723 | |
| 1724 | policy_mgr_context = policy_mgr_get_context(psoc); |
| 1725 | |
| 1726 | if (!policy_mgr_context) { |
| 1727 | policy_mgr_err("Invalid context"); |
| 1728 | return QDF_STATUS_E_FAILURE; |
| 1729 | } |
| 1730 | status = qdf_event_reset( |
| 1731 | &policy_mgr_context->channel_switch_complete_evt); |
| 1732 | |
| 1733 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
| 1734 | policy_mgr_err("reset event failed"); |
| 1735 | return QDF_STATUS_E_FAILURE; |
| 1736 | } |
| 1737 | |
| 1738 | return QDF_STATUS_SUCCESS; |
| 1739 | } |
| 1740 | |
Tushnim Bhattacharyya | 3b9ff37 | 2017-12-27 13:57:24 -0800 | [diff] [blame] | 1741 | QDF_STATUS policy_mgr_set_opportunistic_update(struct wlan_objmgr_psoc *psoc) |
| 1742 | { |
| 1743 | QDF_STATUS status; |
| 1744 | struct policy_mgr_psoc_priv_obj *policy_mgr_context; |
| 1745 | |
| 1746 | policy_mgr_context = policy_mgr_get_context(psoc); |
| 1747 | if (!policy_mgr_context) { |
| 1748 | policy_mgr_err("Invalid context"); |
| 1749 | return QDF_STATUS_E_FAILURE; |
| 1750 | } |
| 1751 | |
| 1752 | status = qdf_event_set( |
| 1753 | &policy_mgr_context->opportunistic_update_done_evt); |
| 1754 | |
| 1755 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
| 1756 | policy_mgr_err("set event failed"); |
| 1757 | return QDF_STATUS_E_FAILURE; |
| 1758 | } |
| 1759 | |
| 1760 | return QDF_STATUS_SUCCESS; |
| 1761 | } |
| 1762 | |
Himanshu Agarwal | 70a52d9 | 2018-05-04 14:37:48 +0530 | [diff] [blame] | 1763 | QDF_STATUS policy_mgr_stop_opportunistic_timer(struct wlan_objmgr_psoc *psoc) |
| 1764 | { |
| 1765 | struct policy_mgr_psoc_priv_obj *policy_mgr_ctx; |
| 1766 | |
| 1767 | policy_mgr_ctx = policy_mgr_get_context(psoc); |
| 1768 | if (!policy_mgr_ctx) { |
| 1769 | policy_mgr_err("Invalid context"); |
| 1770 | return QDF_STATUS_E_FAILURE; |
| 1771 | } |
| 1772 | |
| 1773 | if (policy_mgr_ctx->dbs_opportunistic_timer.state != |
| 1774 | QDF_TIMER_STATE_RUNNING) |
| 1775 | return QDF_STATUS_SUCCESS; |
| 1776 | |
| 1777 | qdf_mc_timer_stop(&policy_mgr_ctx->dbs_opportunistic_timer); |
| 1778 | return QDF_STATUS_SUCCESS; |
| 1779 | } |
| 1780 | |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 1781 | QDF_STATUS policy_mgr_restart_opportunistic_timer( |
| 1782 | struct wlan_objmgr_psoc *psoc, bool check_state) |
| 1783 | { |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 1784 | QDF_STATUS status = QDF_STATUS_E_FAILURE; |
| 1785 | struct policy_mgr_psoc_priv_obj *policy_mgr_ctx; |
| 1786 | |
| 1787 | policy_mgr_ctx = policy_mgr_get_context(psoc); |
| 1788 | if (!policy_mgr_ctx) { |
| 1789 | policy_mgr_err("Invalid context"); |
| 1790 | return status; |
| 1791 | } |
| 1792 | |
| 1793 | if (check_state && |
| 1794 | QDF_TIMER_STATE_RUNNING != |
| 1795 | policy_mgr_ctx->dbs_opportunistic_timer.state) |
| 1796 | return status; |
| 1797 | |
| 1798 | qdf_mc_timer_stop(&policy_mgr_ctx->dbs_opportunistic_timer); |
| 1799 | |
| 1800 | status = qdf_mc_timer_start( |
| 1801 | &policy_mgr_ctx->dbs_opportunistic_timer, |
| 1802 | DBS_OPPORTUNISTIC_TIME * 1000); |
| 1803 | |
| 1804 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
| 1805 | policy_mgr_err("failed to start opportunistic timer"); |
| 1806 | return status; |
| 1807 | } |
| 1808 | |
| 1809 | return status; |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 1810 | } |
| 1811 | |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 1812 | QDF_STATUS policy_mgr_set_hw_mode_on_channel_switch( |
| 1813 | struct wlan_objmgr_psoc *psoc, uint8_t session_id) |
| 1814 | { |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 1815 | QDF_STATUS status = QDF_STATUS_E_FAILURE, qdf_status; |
| 1816 | enum policy_mgr_conc_next_action action; |
| 1817 | |
| 1818 | if (!policy_mgr_is_hw_dbs_capable(psoc)) { |
| 1819 | policy_mgr_err("PM/DBS is disabled"); |
| 1820 | return status; |
| 1821 | } |
| 1822 | |
| 1823 | action = (*policy_mgr_get_current_pref_hw_mode_ptr)(psoc); |
| 1824 | if ((action != PM_DBS_DOWNGRADE) && |
| 1825 | (action != PM_SINGLE_MAC_UPGRADE)) { |
| 1826 | policy_mgr_err("Invalid action: %d", action); |
| 1827 | status = QDF_STATUS_SUCCESS; |
| 1828 | goto done; |
| 1829 | } |
| 1830 | |
Tushnim Bhattacharyya | 8b60ebb | 2017-08-17 14:53:07 -0700 | [diff] [blame] | 1831 | policy_mgr_debug("action:%d session id:%d", action, session_id); |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 1832 | |
| 1833 | /* Opportunistic timer is started, PM will check if MCC upgrade can be |
| 1834 | * done on timer expiry. This avoids any possible ping pong effect |
| 1835 | * as well. |
| 1836 | */ |
| 1837 | if (action == PM_SINGLE_MAC_UPGRADE) { |
| 1838 | qdf_status = policy_mgr_restart_opportunistic_timer( |
| 1839 | psoc, false); |
| 1840 | if (QDF_IS_STATUS_SUCCESS(qdf_status)) |
Tushnim Bhattacharyya | 8b60ebb | 2017-08-17 14:53:07 -0700 | [diff] [blame] | 1841 | policy_mgr_debug("opportunistic timer for MCC upgrade"); |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 1842 | goto done; |
| 1843 | } |
| 1844 | |
| 1845 | /* For DBS, we want to move right away to DBS mode */ |
| 1846 | status = policy_mgr_next_actions(psoc, session_id, action, |
| 1847 | POLICY_MGR_UPDATE_REASON_CHANNEL_SWITCH); |
| 1848 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
| 1849 | policy_mgr_err("no set hw mode command was issued"); |
| 1850 | goto done; |
| 1851 | } |
| 1852 | done: |
| 1853 | /* success must be returned only when a set hw mode was done */ |
| 1854 | return status; |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 1855 | } |
| 1856 | |
| 1857 | void policy_mgr_checkn_update_hw_mode_single_mac_mode( |
| 1858 | struct wlan_objmgr_psoc *psoc, uint8_t channel) |
| 1859 | { |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 1860 | uint8_t i; |
| 1861 | struct policy_mgr_psoc_priv_obj *pm_ctx; |
| 1862 | |
| 1863 | pm_ctx = policy_mgr_get_context(psoc); |
| 1864 | if (!pm_ctx) { |
| 1865 | policy_mgr_err("Invalid Context"); |
| 1866 | return; |
| 1867 | } |
| 1868 | |
gaurank kathpalia | afa4e1b | 2018-07-05 15:04:46 +0530 | [diff] [blame] | 1869 | if (QDF_TIMER_STATE_RUNNING == |
| 1870 | pm_ctx->dbs_opportunistic_timer.state) |
| 1871 | qdf_mc_timer_stop(&pm_ctx->dbs_opportunistic_timer); |
| 1872 | |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 1873 | qdf_mutex_acquire(&pm_ctx->qdf_conc_list_lock); |
| 1874 | for (i = 0; i < MAX_NUMBER_OF_CONC_CONNECTIONS; i++) { |
Tushnim Bhattacharyya | c304f89 | 2018-08-01 19:15:55 -0700 | [diff] [blame] | 1875 | if (pm_conc_connection_list[i].in_use) { |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 1876 | if (!WLAN_REG_IS_SAME_BAND_CHANNELS(channel, |
| 1877 | pm_conc_connection_list[i].chan)) { |
| 1878 | qdf_mutex_release(&pm_ctx->qdf_conc_list_lock); |
Tushnim Bhattacharyya | 8b60ebb | 2017-08-17 14:53:07 -0700 | [diff] [blame] | 1879 | policy_mgr_debug("DBS required"); |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 1880 | return; |
| 1881 | } |
Tushnim Bhattacharyya | c304f89 | 2018-08-01 19:15:55 -0700 | [diff] [blame] | 1882 | if (policy_mgr_is_hw_dbs_2x2_capable(psoc) && |
| 1883 | (WLAN_REG_IS_24GHZ_CH(channel) || |
| 1884 | WLAN_REG_IS_24GHZ_CH |
| 1885 | (pm_conc_connection_list[i].chan))) { |
| 1886 | qdf_mutex_release(&pm_ctx->qdf_conc_list_lock); |
| 1887 | policy_mgr_debug("DBS required"); |
| 1888 | return; |
| 1889 | } |
| 1890 | } |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 1891 | } |
| 1892 | qdf_mutex_release(&pm_ctx->qdf_conc_list_lock); |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 1893 | pm_dbs_opportunistic_timer_handler((void *)psoc); |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 1894 | } |
| 1895 | |
Tushnim Bhattacharyya | bdda582 | 2017-10-25 16:33:06 -0700 | [diff] [blame] | 1896 | void policy_mgr_check_and_stop_opportunistic_timer( |
Tushnim Bhattacharyya | 3b9ff37 | 2017-12-27 13:57:24 -0800 | [diff] [blame] | 1897 | struct wlan_objmgr_psoc *psoc, uint8_t id) |
Tushnim Bhattacharyya | bdda582 | 2017-10-25 16:33:06 -0700 | [diff] [blame] | 1898 | { |
| 1899 | struct policy_mgr_psoc_priv_obj *pm_ctx; |
Tushnim Bhattacharyya | 3b9ff37 | 2017-12-27 13:57:24 -0800 | [diff] [blame] | 1900 | enum policy_mgr_conc_next_action action = PM_NOP; |
| 1901 | QDF_STATUS status = QDF_STATUS_E_FAILURE; |
Tushnim Bhattacharyya | bdda582 | 2017-10-25 16:33:06 -0700 | [diff] [blame] | 1902 | |
| 1903 | pm_ctx = policy_mgr_get_context(psoc); |
| 1904 | if (!pm_ctx) { |
| 1905 | policy_mgr_err("Invalid Context"); |
| 1906 | return; |
| 1907 | } |
| 1908 | if (QDF_TIMER_STATE_RUNNING == |
| 1909 | pm_ctx->dbs_opportunistic_timer.state) { |
| 1910 | qdf_mc_timer_stop(&pm_ctx->dbs_opportunistic_timer); |
Tushnim Bhattacharyya | 3b9ff37 | 2017-12-27 13:57:24 -0800 | [diff] [blame] | 1911 | action = policy_mgr_need_opportunistic_upgrade(psoc); |
| 1912 | if (action) { |
Krunal Soni | 4943b90 | 2018-01-05 17:36:40 -0800 | [diff] [blame] | 1913 | qdf_event_reset(&pm_ctx->opportunistic_update_done_evt); |
Tushnim Bhattacharyya | 3b9ff37 | 2017-12-27 13:57:24 -0800 | [diff] [blame] | 1914 | status = policy_mgr_next_actions(psoc, id, action, |
| 1915 | POLICY_MGR_UPDATE_REASON_OPPORTUNISTIC); |
| 1916 | if (status != QDF_STATUS_SUCCESS) { |
| 1917 | policy_mgr_err("Failed in policy_mgr_next_actions"); |
| 1918 | return; |
| 1919 | } |
| 1920 | status = qdf_wait_single_event( |
| 1921 | &pm_ctx->opportunistic_update_done_evt, |
| 1922 | CONNECTION_UPDATE_TIMEOUT); |
| 1923 | |
| 1924 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
| 1925 | policy_mgr_err("wait for event failed"); |
| 1926 | return; |
| 1927 | } |
| 1928 | } |
Tushnim Bhattacharyya | bdda582 | 2017-10-25 16:33:06 -0700 | [diff] [blame] | 1929 | } |
| 1930 | } |
| 1931 | |
Tushnim Bhattacharyya | e9c1e42 | 2017-03-13 10:27:10 -0700 | [diff] [blame] | 1932 | void policy_mgr_set_hw_mode_change_in_progress( |
| 1933 | struct wlan_objmgr_psoc *psoc, enum policy_mgr_hw_mode_change value) |
| 1934 | { |
Tushnim Bhattacharyya | 7051ad0 | 2017-03-23 11:16:40 -0700 | [diff] [blame] | 1935 | struct policy_mgr_psoc_priv_obj *pm_ctx; |
| 1936 | |
| 1937 | pm_ctx = policy_mgr_get_context(psoc); |
| 1938 | if (!pm_ctx) { |
| 1939 | policy_mgr_err("Invalid Context"); |
| 1940 | return; |
| 1941 | } |
| 1942 | |
| 1943 | qdf_mutex_acquire(&pm_ctx->qdf_conc_list_lock); |
| 1944 | pm_ctx->hw_mode_change_in_progress = value; |
| 1945 | qdf_mutex_release(&pm_ctx->qdf_conc_list_lock); |
| 1946 | |
| 1947 | policy_mgr_debug("hw_mode_change_in_progress:%d", value); |
Tushnim Bhattacharyya | e9c1e42 | 2017-03-13 10:27:10 -0700 | [diff] [blame] | 1948 | } |
| 1949 | |
| 1950 | enum policy_mgr_hw_mode_change policy_mgr_is_hw_mode_change_in_progress( |
| 1951 | struct wlan_objmgr_psoc *psoc) |
| 1952 | { |
Tushnim Bhattacharyya | 7051ad0 | 2017-03-23 11:16:40 -0700 | [diff] [blame] | 1953 | enum policy_mgr_hw_mode_change value; |
| 1954 | struct policy_mgr_psoc_priv_obj *pm_ctx; |
| 1955 | |
| 1956 | value = POLICY_MGR_HW_MODE_NOT_IN_PROGRESS; |
| 1957 | |
| 1958 | pm_ctx = policy_mgr_get_context(psoc); |
| 1959 | if (!pm_ctx) { |
| 1960 | policy_mgr_err("Invalid Context"); |
| 1961 | return value; |
| 1962 | } |
| 1963 | qdf_mutex_acquire(&pm_ctx->qdf_conc_list_lock); |
| 1964 | value = pm_ctx->hw_mode_change_in_progress; |
| 1965 | qdf_mutex_release(&pm_ctx->qdf_conc_list_lock); |
| 1966 | |
| 1967 | return value; |
Tushnim Bhattacharyya | e9c1e42 | 2017-03-13 10:27:10 -0700 | [diff] [blame] | 1968 | } |
| 1969 | |
| 1970 | enum policy_mgr_hw_mode_change policy_mgr_get_hw_mode_change_from_hw_mode_index( |
| 1971 | struct wlan_objmgr_psoc *psoc, uint32_t hw_mode_index) |
| 1972 | { |
Tushnim Bhattacharyya | 7051ad0 | 2017-03-23 11:16:40 -0700 | [diff] [blame] | 1973 | struct policy_mgr_psoc_priv_obj *pm_ctx; |
Liangwei Dong | 9ace8a9 | 2018-05-21 05:39:04 -0400 | [diff] [blame] | 1974 | struct policy_mgr_hw_mode_params hw_mode; |
Tushnim Bhattacharyya | 7051ad0 | 2017-03-23 11:16:40 -0700 | [diff] [blame] | 1975 | enum policy_mgr_hw_mode_change value |
| 1976 | = POLICY_MGR_HW_MODE_NOT_IN_PROGRESS; |
Liangwei Dong | 9ace8a9 | 2018-05-21 05:39:04 -0400 | [diff] [blame] | 1977 | QDF_STATUS status; |
Tushnim Bhattacharyya | 7051ad0 | 2017-03-23 11:16:40 -0700 | [diff] [blame] | 1978 | |
| 1979 | pm_ctx = policy_mgr_get_context(psoc); |
| 1980 | if (!pm_ctx) { |
| 1981 | policy_mgr_err("Invalid Context"); |
| 1982 | return value; |
| 1983 | } |
| 1984 | |
Liangwei Dong | 9ace8a9 | 2018-05-21 05:39:04 -0400 | [diff] [blame] | 1985 | status = policy_mgr_get_hw_mode_from_idx(psoc, hw_mode_index, &hw_mode); |
| 1986 | if (status != QDF_STATUS_SUCCESS) { |
| 1987 | policy_mgr_err("Failed to get HW mode index"); |
| 1988 | return value; |
| 1989 | } |
| 1990 | |
| 1991 | if (hw_mode.dbs_cap) { |
Tushnim Bhattacharyya | 7051ad0 | 2017-03-23 11:16:40 -0700 | [diff] [blame] | 1992 | policy_mgr_info("DBS is requested with HW (%d)", |
| 1993 | hw_mode_index); |
| 1994 | value = POLICY_MGR_DBS_IN_PROGRESS; |
| 1995 | goto ret_value; |
| 1996 | } |
| 1997 | |
Liangwei Dong | 9ace8a9 | 2018-05-21 05:39:04 -0400 | [diff] [blame] | 1998 | if (hw_mode.sbs_cap) { |
Tushnim Bhattacharyya | 7051ad0 | 2017-03-23 11:16:40 -0700 | [diff] [blame] | 1999 | policy_mgr_info("SBS is requested with HW (%d)", |
| 2000 | hw_mode_index); |
| 2001 | value = POLICY_MGR_SBS_IN_PROGRESS; |
| 2002 | goto ret_value; |
| 2003 | } |
| 2004 | |
| 2005 | value = POLICY_MGR_SMM_IN_PROGRESS; |
| 2006 | policy_mgr_info("SMM is requested with HW (%d)", hw_mode_index); |
| 2007 | |
| 2008 | ret_value: |
| 2009 | return value; |
Tushnim Bhattacharyya | e9c1e42 | 2017-03-13 10:27:10 -0700 | [diff] [blame] | 2010 | } |
| 2011 | |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 2012 | #ifdef MPC_UT_FRAMEWORK |
| 2013 | QDF_STATUS policy_mgr_update_connection_info_utfw( |
| 2014 | struct wlan_objmgr_psoc *psoc, |
| 2015 | uint32_t vdev_id, uint32_t tx_streams, uint32_t rx_streams, |
| 2016 | uint32_t chain_mask, uint32_t type, uint32_t sub_type, |
| 2017 | uint32_t channelid, uint32_t mac_id) |
| 2018 | { |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 2019 | QDF_STATUS status = QDF_STATUS_E_FAILURE; |
| 2020 | uint32_t conn_index = 0, found = 0; |
| 2021 | struct policy_mgr_psoc_priv_obj *pm_ctx; |
| 2022 | |
| 2023 | pm_ctx = policy_mgr_get_context(psoc); |
| 2024 | if (!pm_ctx) { |
| 2025 | policy_mgr_err("Invalid Context"); |
| 2026 | return status; |
| 2027 | } |
| 2028 | |
| 2029 | qdf_mutex_acquire(&pm_ctx->qdf_conc_list_lock); |
| 2030 | while (PM_CONC_CONNECTION_LIST_VALID_INDEX(conn_index)) { |
| 2031 | if (vdev_id == pm_conc_connection_list[conn_index].vdev_id) { |
| 2032 | /* debug msg */ |
| 2033 | found = 1; |
| 2034 | break; |
| 2035 | } |
| 2036 | conn_index++; |
| 2037 | } |
| 2038 | qdf_mutex_release(&pm_ctx->qdf_conc_list_lock); |
| 2039 | if (!found) { |
| 2040 | /* err msg */ |
| 2041 | policy_mgr_err("can't find vdev_id %d in pm_conc_connection_list", |
| 2042 | vdev_id); |
| 2043 | return status; |
| 2044 | } |
Tushnim Bhattacharyya | 8b60ebb | 2017-08-17 14:53:07 -0700 | [diff] [blame] | 2045 | policy_mgr_debug("--> updating entry at index[%d]", conn_index); |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 2046 | |
| 2047 | policy_mgr_update_conc_list(psoc, conn_index, |
| 2048 | policy_mgr_get_mode(type, sub_type), |
| 2049 | channelid, HW_MODE_20_MHZ, |
Yeshwanth Sriram Guntuka | 2854295 | 2018-06-13 11:43:46 +0530 | [diff] [blame] | 2050 | mac_id, chain_mask, 0, vdev_id, true, true); |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 2051 | |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 2052 | return QDF_STATUS_SUCCESS; |
| 2053 | } |
| 2054 | |
| 2055 | QDF_STATUS policy_mgr_incr_connection_count_utfw(struct wlan_objmgr_psoc *psoc, |
| 2056 | uint32_t vdev_id, uint32_t tx_streams, uint32_t rx_streams, |
| 2057 | uint32_t chain_mask, uint32_t type, uint32_t sub_type, |
| 2058 | uint32_t channelid, uint32_t mac_id) |
| 2059 | { |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 2060 | QDF_STATUS status = QDF_STATUS_E_FAILURE; |
| 2061 | uint32_t conn_index = 0; |
Yeshwanth Sriram Guntuka | 2854295 | 2018-06-13 11:43:46 +0530 | [diff] [blame] | 2062 | bool update_conn = true; |
| 2063 | enum policy_mgr_con_mode mode; |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 2064 | |
| 2065 | conn_index = policy_mgr_get_connection_count(psoc); |
| 2066 | if (MAX_NUMBER_OF_CONC_CONNECTIONS <= conn_index) { |
| 2067 | /* err msg */ |
| 2068 | policy_mgr_err("exceeded max connection limit %d", |
| 2069 | MAX_NUMBER_OF_CONC_CONNECTIONS); |
| 2070 | return status; |
| 2071 | } |
Tushnim Bhattacharyya | 8b60ebb | 2017-08-17 14:53:07 -0700 | [diff] [blame] | 2072 | policy_mgr_debug("--> filling entry at index[%d]", conn_index); |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 2073 | |
Yeshwanth Sriram Guntuka | 2854295 | 2018-06-13 11:43:46 +0530 | [diff] [blame] | 2074 | mode = policy_mgr_get_mode(type, sub_type); |
| 2075 | if (mode == PM_STA_MODE || mode == PM_P2P_CLIENT_MODE) |
| 2076 | update_conn = false; |
| 2077 | |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 2078 | policy_mgr_update_conc_list(psoc, conn_index, |
Yeshwanth Sriram Guntuka | 2854295 | 2018-06-13 11:43:46 +0530 | [diff] [blame] | 2079 | mode, |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 2080 | channelid, HW_MODE_20_MHZ, |
Yeshwanth Sriram Guntuka | 2854295 | 2018-06-13 11:43:46 +0530 | [diff] [blame] | 2081 | mac_id, chain_mask, 0, vdev_id, true, |
| 2082 | update_conn); |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 2083 | |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 2084 | return QDF_STATUS_SUCCESS; |
| 2085 | } |
| 2086 | |
| 2087 | QDF_STATUS policy_mgr_decr_connection_count_utfw(struct wlan_objmgr_psoc *psoc, |
| 2088 | uint32_t del_all, uint32_t vdev_id) |
| 2089 | { |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 2090 | QDF_STATUS status; |
| 2091 | |
| 2092 | if (del_all) { |
Krunal Soni | c54f1a6 | 2018-09-05 10:58:05 -0700 | [diff] [blame] | 2093 | status = policy_mgr_psoc_disable(psoc); |
| 2094 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
| 2095 | policy_mgr_err("Policy manager initialization failed"); |
| 2096 | return QDF_STATUS_E_FAILURE; |
| 2097 | } |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 2098 | status = policy_mgr_psoc_enable(psoc); |
| 2099 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
| 2100 | policy_mgr_err("Policy manager initialization failed"); |
| 2101 | return QDF_STATUS_E_FAILURE; |
| 2102 | } |
| 2103 | } else { |
| 2104 | policy_mgr_decr_connection_count(psoc, vdev_id); |
| 2105 | } |
| 2106 | |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 2107 | return QDF_STATUS_SUCCESS; |
| 2108 | } |
| 2109 | |
| 2110 | enum policy_mgr_pcl_type policy_mgr_get_pcl_from_first_conn_table( |
| 2111 | enum policy_mgr_con_mode type, |
| 2112 | enum policy_mgr_conc_priority_mode sys_pref) |
| 2113 | { |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 2114 | if ((sys_pref >= PM_MAX_CONC_PRIORITY_MODE) || |
| 2115 | (type >= PM_MAX_NUM_OF_MODE)) |
| 2116 | return PM_MAX_PCL_TYPE; |
| 2117 | return first_connection_pcl_table[type][sys_pref]; |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 2118 | } |
| 2119 | |
| 2120 | enum policy_mgr_pcl_type policy_mgr_get_pcl_from_second_conn_table( |
| 2121 | enum policy_mgr_one_connection_mode idx, enum policy_mgr_con_mode type, |
| 2122 | enum policy_mgr_conc_priority_mode sys_pref, uint8_t dbs_capable) |
| 2123 | { |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 2124 | if ((idx >= PM_MAX_ONE_CONNECTION_MODE) || |
| 2125 | (sys_pref >= PM_MAX_CONC_PRIORITY_MODE) || |
| 2126 | (type >= PM_MAX_NUM_OF_MODE)) |
| 2127 | return PM_MAX_PCL_TYPE; |
| 2128 | if (dbs_capable) |
| 2129 | return (*second_connection_pcl_dbs_table)[idx][type][sys_pref]; |
| 2130 | else |
| 2131 | return second_connection_pcl_nodbs_table[idx][type][sys_pref]; |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 2132 | } |
| 2133 | |
| 2134 | enum policy_mgr_pcl_type policy_mgr_get_pcl_from_third_conn_table( |
| 2135 | enum policy_mgr_two_connection_mode idx, enum policy_mgr_con_mode type, |
| 2136 | enum policy_mgr_conc_priority_mode sys_pref, uint8_t dbs_capable) |
| 2137 | { |
Tushnim Bhattacharyya | 5ae4c43 | 2017-03-08 09:15:15 -0800 | [diff] [blame] | 2138 | if ((idx >= PM_MAX_TWO_CONNECTION_MODE) || |
| 2139 | (sys_pref >= PM_MAX_CONC_PRIORITY_MODE) || |
| 2140 | (type >= PM_MAX_NUM_OF_MODE)) |
| 2141 | return PM_MAX_PCL_TYPE; |
| 2142 | if (dbs_capable) |
| 2143 | return (*third_connection_pcl_dbs_table)[idx][type][sys_pref]; |
| 2144 | else |
| 2145 | return third_connection_pcl_nodbs_table[idx][type][sys_pref]; |
Tushnim Bhattacharyya | 6a8f07f | 2017-02-15 16:59:48 -0800 | [diff] [blame] | 2146 | } |
| 2147 | #endif |