1 /* 2 * Copyright (c) 2014-2020 The Linux Foundation. All rights reserved. 3 * 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 19 /** 20 * DOC: reg_priv_objs.c 21 * This file defines the APIs to create regulatory private PSOC and PDEV 22 * objects. 23 */ 24 25 #include <wlan_cmn.h> 26 #include <reg_services_public_struct.h> 27 #include <wlan_objmgr_psoc_obj.h> 28 #include <wlan_objmgr_pdev_obj.h> 29 #include <qdf_lock.h> 30 #include "reg_priv_objs.h" 31 #include "reg_utils.h" 32 #include "reg_services_common.h" 33 #include "reg_build_chan_list.h" 34 #include "reg_host_11d.h" 35 #include "reg_callbacks.h" 36 37 struct wlan_regulatory_psoc_priv_obj *reg_get_psoc_obj( 38 struct wlan_objmgr_psoc *psoc) 39 { 40 struct wlan_regulatory_psoc_priv_obj *psoc_priv_obj; 41 42 if (!psoc) { 43 reg_alert("psoc is NULL"); 44 return NULL; 45 } 46 psoc_priv_obj = wlan_objmgr_psoc_get_comp_private_obj( 47 psoc, WLAN_UMAC_COMP_REGULATORY); 48 49 return psoc_priv_obj; 50 } 51 52 struct wlan_regulatory_pdev_priv_obj *reg_get_pdev_obj( 53 struct wlan_objmgr_pdev *pdev) 54 { 55 struct wlan_regulatory_pdev_priv_obj *pdev_reg; 56 57 if (!pdev) { 58 reg_alert("pdev is NULL"); 59 return NULL; 60 } 61 62 pdev_reg = wlan_objmgr_pdev_get_comp_private_obj( 63 pdev, WLAN_UMAC_COMP_REGULATORY); 64 65 return pdev_reg; 66 } 67 68 QDF_STATUS wlan_regulatory_psoc_obj_created_notification( 69 struct wlan_objmgr_psoc *psoc, void *arg_list) 70 { 71 struct wlan_regulatory_psoc_priv_obj *soc_reg_obj; 72 struct regulatory_channel *mas_chan_list; 73 enum channel_enum chan_enum; 74 QDF_STATUS status; 75 uint8_t i; 76 uint8_t phy_cnt; 77 78 soc_reg_obj = qdf_mem_malloc(sizeof(*soc_reg_obj)); 79 if (!soc_reg_obj) 80 return QDF_STATUS_E_NOMEM; 81 82 soc_reg_obj->offload_enabled = false; 83 soc_reg_obj->psoc_ptr = psoc; 84 soc_reg_obj->dfs_enabled = true; 85 soc_reg_obj->band_capability = BAND_ALL; 86 soc_reg_obj->enable_11d_supp = false; 87 soc_reg_obj->indoor_chan_enabled = true; 88 soc_reg_obj->force_ssc_disable_indoor_channel = false; 89 soc_reg_obj->master_vdev_cnt = 0; 90 soc_reg_obj->vdev_cnt_11d = 0; 91 soc_reg_obj->vdev_id_for_11d_scan = INVALID_VDEV_ID; 92 soc_reg_obj->restart_beaconing = CH_AVOID_RULE_RESTART; 93 soc_reg_obj->enable_srd_chan_in_master_mode = true; 94 soc_reg_obj->enable_11d_in_world_mode = false; 95 96 for (i = 0; i < MAX_STA_VDEV_CNT; i++) 97 soc_reg_obj->vdev_ids_11d[i] = INVALID_VDEV_ID; 98 99 qdf_spinlock_create(&soc_reg_obj->cbk_list_lock); 100 101 for (phy_cnt = 0; phy_cnt < PSOC_MAX_PHY_REG_CAP; phy_cnt++) { 102 mas_chan_list = 103 soc_reg_obj->mas_chan_params[phy_cnt].mas_chan_list; 104 soc_reg_obj->chan_list_recvd[phy_cnt] = false; 105 106 for (chan_enum = 0; chan_enum < NUM_CHANNELS; chan_enum++) { 107 mas_chan_list[chan_enum].chan_flags |= 108 REGULATORY_CHAN_DISABLED; 109 mas_chan_list[chan_enum].state = CHANNEL_STATE_DISABLE; 110 mas_chan_list[chan_enum].nol_chan = false; 111 } 112 } 113 114 status = wlan_objmgr_psoc_component_obj_attach( 115 psoc, WLAN_UMAC_COMP_REGULATORY, soc_reg_obj, 116 QDF_STATUS_SUCCESS); 117 if (QDF_IS_STATUS_ERROR(status)) { 118 qdf_spinlock_destroy(&soc_reg_obj->cbk_list_lock); 119 qdf_mem_free(soc_reg_obj); 120 reg_err("Obj attach failed"); 121 return status; 122 } 123 124 reg_debug("reg psoc obj created with status %d", status); 125 126 return status; 127 } 128 129 QDF_STATUS wlan_regulatory_psoc_obj_destroyed_notification( 130 struct wlan_objmgr_psoc *psoc, void *arg_list) 131 { 132 QDF_STATUS status; 133 struct wlan_regulatory_psoc_priv_obj *psoc_priv_obj; 134 135 psoc_priv_obj = reg_get_psoc_obj(psoc); 136 if (!psoc_priv_obj) { 137 reg_err_rl("NULL reg psoc priv obj"); 138 return QDF_STATUS_E_FAULT; 139 } 140 141 psoc_priv_obj->psoc_ptr = NULL; 142 qdf_spinlock_destroy(&psoc_priv_obj->cbk_list_lock); 143 144 status = wlan_objmgr_psoc_component_obj_detach( 145 psoc, WLAN_UMAC_COMP_REGULATORY, psoc_priv_obj); 146 147 if (status != QDF_STATUS_SUCCESS) 148 reg_err_rl("psoc_priv_obj private obj detach failed"); 149 150 reg_debug("reg psoc obj detached"); 151 152 qdf_mem_free(psoc_priv_obj); 153 154 return status; 155 } 156 157 #ifdef DISABLE_UNII_SHARED_BANDS 158 /** 159 * reg_reset_unii_5g_bitmap() - Reset the value of unii_5g_bitmap. 160 * @pdev_priv_obj: pointer to wlan_regulatory_pdev_priv_obj. 161 * 162 * Return : void 163 */ 164 static void 165 reg_reset_unii_5g_bitmap(struct wlan_regulatory_pdev_priv_obj *pdev_priv_obj) 166 { 167 pdev_priv_obj->unii_5g_bitmap = 0x0; 168 } 169 #else 170 static void inline 171 reg_reset_unii_5g_bitmap(struct wlan_regulatory_pdev_priv_obj *pdev_priv_obj) 172 { 173 } 174 #endif 175 176 QDF_STATUS wlan_regulatory_pdev_obj_created_notification( 177 struct wlan_objmgr_pdev *pdev, void *arg_list) 178 { 179 struct wlan_regulatory_pdev_priv_obj *pdev_priv_obj; 180 struct wlan_regulatory_psoc_priv_obj *psoc_priv_obj; 181 struct wlan_psoc_host_hal_reg_capabilities_ext *reg_cap_ptr; 182 struct wlan_objmgr_psoc *parent_psoc; 183 uint8_t pdev_id; 184 uint8_t phy_id; 185 uint32_t cnt; 186 uint32_t range_2g_low, range_2g_high; 187 uint32_t range_5g_low, range_5g_high; 188 QDF_STATUS status; 189 struct reg_rule_info *psoc_reg_rules; 190 struct wlan_lmac_if_reg_tx_ops *tx_ops; 191 192 pdev_priv_obj = qdf_mem_malloc(sizeof(*pdev_priv_obj)); 193 if (!pdev_priv_obj) 194 return QDF_STATUS_E_NOMEM; 195 196 parent_psoc = wlan_pdev_get_psoc(pdev); 197 pdev_id = wlan_objmgr_pdev_get_pdev_id(pdev); 198 tx_ops = reg_get_psoc_tx_ops(parent_psoc); 199 200 if (tx_ops->get_phy_id_from_pdev_id) 201 tx_ops->get_phy_id_from_pdev_id(parent_psoc, pdev_id, &phy_id); 202 else 203 phy_id = pdev_id; 204 205 psoc_priv_obj = reg_get_psoc_obj(parent_psoc); 206 if (!psoc_priv_obj) { 207 reg_err("reg psoc private obj is NULL"); 208 qdf_mem_free(pdev_priv_obj); 209 return QDF_STATUS_E_FAULT; 210 } 211 212 pdev_priv_obj->pdev_ptr = pdev; 213 pdev_priv_obj->dfs_enabled = psoc_priv_obj->dfs_enabled; 214 pdev_priv_obj->set_fcc_channel = false; 215 pdev_priv_obj->band_capability = psoc_priv_obj->band_capability; 216 pdev_priv_obj->indoor_chan_enabled = 217 psoc_priv_obj->indoor_chan_enabled; 218 pdev_priv_obj->en_chan_144 = true; 219 reg_reset_unii_5g_bitmap(pdev_priv_obj); 220 221 qdf_spinlock_create(&pdev_priv_obj->reg_rules_lock); 222 223 reg_cap_ptr = psoc_priv_obj->reg_cap; 224 pdev_priv_obj->force_ssc_disable_indoor_channel = 225 psoc_priv_obj->force_ssc_disable_indoor_channel; 226 227 for (cnt = 0; cnt < PSOC_MAX_PHY_REG_CAP; cnt++) { 228 if (!reg_cap_ptr) { 229 qdf_mem_free(pdev_priv_obj); 230 reg_err("reg cap ptr is NULL"); 231 return QDF_STATUS_E_FAULT; 232 } 233 234 if (reg_cap_ptr->phy_id == phy_id) 235 break; 236 reg_cap_ptr++; 237 } 238 239 if (cnt == PSOC_MAX_PHY_REG_CAP) { 240 qdf_mem_free(pdev_priv_obj); 241 reg_err("extended capabilities not found for pdev"); 242 return QDF_STATUS_E_FAULT; 243 } 244 245 range_2g_low = reg_cap_ptr->low_2ghz_chan; 246 range_2g_high = reg_cap_ptr->high_2ghz_chan; 247 range_5g_low = reg_cap_ptr->low_5ghz_chan; 248 range_5g_high = reg_cap_ptr->high_5ghz_chan; 249 250 pdev_priv_obj->range_2g_low = range_2g_low; 251 pdev_priv_obj->range_2g_high = range_2g_high; 252 pdev_priv_obj->range_5g_low = range_5g_low; 253 pdev_priv_obj->range_5g_high = range_5g_high; 254 pdev_priv_obj->wireless_modes = reg_cap_ptr->wireless_modes; 255 256 reg_init_pdev_mas_chan_list(pdev_priv_obj, 257 &psoc_priv_obj->mas_chan_params[phy_id]); 258 259 psoc_reg_rules = &psoc_priv_obj->mas_chan_params[phy_id].reg_rules; 260 reg_save_reg_rules_to_pdev(psoc_reg_rules, pdev_priv_obj); 261 pdev_priv_obj->chan_list_recvd = 262 psoc_priv_obj->chan_list_recvd[phy_id]; 263 264 status = wlan_objmgr_pdev_component_obj_attach( 265 pdev, WLAN_UMAC_COMP_REGULATORY, pdev_priv_obj, 266 QDF_STATUS_SUCCESS); 267 if (QDF_IS_STATUS_ERROR(status)) { 268 reg_err("Obj attach failed"); 269 qdf_mem_free(pdev_priv_obj); 270 return status; 271 } 272 273 reg_compute_pdev_current_chan_list(pdev_priv_obj); 274 275 if (!psoc_priv_obj->is_11d_offloaded) 276 reg_11d_host_scan_init(parent_psoc); 277 278 reg_debug("reg pdev obj created with status %d", status); 279 280 return status; 281 } 282 283 QDF_STATUS wlan_regulatory_pdev_obj_destroyed_notification( 284 struct wlan_objmgr_pdev *pdev, void *arg_list) 285 { 286 QDF_STATUS status; 287 struct wlan_regulatory_pdev_priv_obj *pdev_priv_obj; 288 struct wlan_regulatory_psoc_priv_obj *psoc_priv_obj; 289 uint32_t pdev_id; 290 291 pdev_priv_obj = reg_get_pdev_obj(pdev); 292 293 pdev_id = wlan_objmgr_pdev_get_pdev_id(pdev); 294 295 if (!IS_VALID_PDEV_REG_OBJ(pdev_priv_obj)) { 296 reg_err("reg pdev private obj is NULL"); 297 return QDF_STATUS_E_FAILURE; 298 } 299 300 psoc_priv_obj = reg_get_psoc_obj(wlan_pdev_get_psoc(pdev)); 301 if (!IS_VALID_PSOC_REG_OBJ(psoc_priv_obj)) { 302 reg_err("reg psoc private obj is NULL"); 303 return QDF_STATUS_E_FAILURE; 304 } 305 306 if (!psoc_priv_obj->is_11d_offloaded) 307 reg_11d_host_scan_deinit(wlan_pdev_get_psoc(pdev)); 308 309 pdev_priv_obj->pdev_ptr = NULL; 310 311 status = wlan_objmgr_pdev_component_obj_detach( 312 pdev, WLAN_UMAC_COMP_REGULATORY, pdev_priv_obj); 313 314 if (status != QDF_STATUS_SUCCESS) 315 reg_err("reg pdev private obj detach failed"); 316 317 reg_debug("reg pdev obj deleted"); 318 319 qdf_spin_lock_bh(&pdev_priv_obj->reg_rules_lock); 320 reg_reset_reg_rules(&pdev_priv_obj->reg_rules); 321 qdf_spin_unlock_bh(&pdev_priv_obj->reg_rules_lock); 322 323 qdf_spinlock_destroy(&pdev_priv_obj->reg_rules_lock); 324 325 qdf_mem_free(pdev_priv_obj); 326 327 return status; 328 } 329