1 /* 2 * Copyright (c) 2014-2019 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 pdev_cnt; 77 78 soc_reg_obj = qdf_mem_malloc(sizeof(*soc_reg_obj)); 79 if (!soc_reg_obj) { 80 reg_alert("Mem alloc failed for reg psoc priv obj"); 81 return QDF_STATUS_E_NOMEM; 82 } 83 84 soc_reg_obj->offload_enabled = false; 85 soc_reg_obj->psoc_ptr = psoc; 86 soc_reg_obj->dfs_enabled = true; 87 soc_reg_obj->band_capability = BAND_ALL; 88 soc_reg_obj->enable_11d_supp = false; 89 soc_reg_obj->indoor_chan_enabled = true; 90 soc_reg_obj->force_ssc_disable_indoor_channel = false; 91 soc_reg_obj->master_vdev_cnt = 0; 92 soc_reg_obj->vdev_cnt_11d = 0; 93 soc_reg_obj->vdev_id_for_11d_scan = INVALID_VDEV_ID; 94 soc_reg_obj->restart_beaconing = CH_AVOID_RULE_RESTART; 95 soc_reg_obj->enable_srd_chan_in_master_mode = true; 96 soc_reg_obj->enable_11d_in_world_mode = false; 97 98 for (i = 0; i < MAX_STA_VDEV_CNT; i++) 99 soc_reg_obj->vdev_ids_11d[i] = INVALID_VDEV_ID; 100 101 qdf_spinlock_create(&soc_reg_obj->cbk_list_lock); 102 103 for (pdev_cnt = 0; pdev_cnt < PSOC_MAX_PHY_REG_CAP; pdev_cnt++) { 104 mas_chan_list = 105 soc_reg_obj->mas_chan_params[pdev_cnt].mas_chan_list; 106 soc_reg_obj->chan_list_recvd[pdev_cnt] = false; 107 108 for (chan_enum = 0; chan_enum < NUM_CHANNELS; chan_enum++) { 109 mas_chan_list[chan_enum].chan_flags |= 110 REGULATORY_CHAN_DISABLED; 111 mas_chan_list[chan_enum].state = CHANNEL_STATE_DISABLE; 112 mas_chan_list[chan_enum].nol_chan = false; 113 } 114 } 115 116 status = wlan_objmgr_psoc_component_obj_attach( 117 psoc, WLAN_UMAC_COMP_REGULATORY, soc_reg_obj, 118 QDF_STATUS_SUCCESS); 119 if (QDF_IS_STATUS_ERROR(status)) { 120 qdf_spinlock_destroy(&soc_reg_obj->cbk_list_lock); 121 qdf_mem_free(soc_reg_obj); 122 reg_err("Obj attach failed"); 123 return status; 124 } 125 126 reg_debug("reg psoc obj created with status %d", status); 127 128 return status; 129 } 130 131 QDF_STATUS wlan_regulatory_psoc_obj_destroyed_notification( 132 struct wlan_objmgr_psoc *psoc, void *arg_list) 133 { 134 QDF_STATUS status; 135 struct wlan_regulatory_psoc_priv_obj *psoc_priv_obj; 136 137 psoc_priv_obj = reg_get_psoc_obj(psoc); 138 if (!psoc_priv_obj) { 139 reg_err("reg psoc private obj is NULL"); 140 return QDF_STATUS_E_FAULT; 141 } 142 143 psoc_priv_obj->psoc_ptr = NULL; 144 qdf_spinlock_destroy(&psoc_priv_obj->cbk_list_lock); 145 146 status = wlan_objmgr_psoc_component_obj_detach( 147 psoc, WLAN_UMAC_COMP_REGULATORY, psoc_priv_obj); 148 149 if (status != QDF_STATUS_SUCCESS) 150 reg_err("psoc_priv_obj private obj detach failed"); 151 152 reg_debug("reg psoc obj detached with status %d", status); 153 154 qdf_mem_free(psoc_priv_obj); 155 156 return status; 157 } 158 159 #ifdef DISABLE_UNII_SHARED_BANDS 160 /** 161 * reg_reset_unii_5g_bitmap() - Reset the value of unii_5g_bitmap. 162 * @pdev_priv_obj: pointer to wlan_regulatory_pdev_priv_obj. 163 * 164 * Return : void 165 */ 166 static void 167 reg_reset_unii_5g_bitmap(struct wlan_regulatory_pdev_priv_obj *pdev_priv_obj) 168 { 169 pdev_priv_obj->unii_5g_bitmap = 0x0; 170 } 171 #else 172 static void inline 173 reg_reset_unii_5g_bitmap(struct wlan_regulatory_pdev_priv_obj *pdev_priv_obj) 174 { 175 } 176 #endif 177 178 QDF_STATUS wlan_regulatory_pdev_obj_created_notification( 179 struct wlan_objmgr_pdev *pdev, void *arg_list) 180 { 181 struct wlan_regulatory_pdev_priv_obj *pdev_priv_obj; 182 struct wlan_regulatory_psoc_priv_obj *psoc_priv_obj; 183 struct wlan_psoc_host_hal_reg_capabilities_ext *reg_cap_ptr; 184 struct wlan_objmgr_psoc *parent_psoc; 185 uint32_t pdev_id; 186 uint32_t cnt; 187 uint32_t range_2g_low, range_2g_high; 188 uint32_t range_5g_low, range_5g_high; 189 QDF_STATUS status; 190 struct reg_rule_info *psoc_reg_rules; 191 192 pdev_priv_obj = qdf_mem_malloc(sizeof(*pdev_priv_obj)); 193 if (!pdev_priv_obj) { 194 reg_alert("Mem alloc failed for pdev priv obj"); 195 return QDF_STATUS_E_NOMEM; 196 } 197 198 parent_psoc = wlan_pdev_get_psoc(pdev); 199 pdev_id = wlan_objmgr_pdev_get_pdev_id(pdev); 200 201 psoc_priv_obj = reg_get_psoc_obj(parent_psoc); 202 if (!psoc_priv_obj) { 203 reg_err("reg psoc private obj is NULL"); 204 qdf_mem_free(pdev_priv_obj); 205 return QDF_STATUS_E_FAULT; 206 } 207 208 pdev_priv_obj->pdev_ptr = pdev; 209 pdev_priv_obj->dfs_enabled = psoc_priv_obj->dfs_enabled; 210 pdev_priv_obj->set_fcc_channel = false; 211 pdev_priv_obj->band_capability = psoc_priv_obj->band_capability; 212 pdev_priv_obj->indoor_chan_enabled = 213 psoc_priv_obj->indoor_chan_enabled; 214 pdev_priv_obj->en_chan_144 = true; 215 reg_reset_unii_5g_bitmap(pdev_priv_obj); 216 217 qdf_spinlock_create(&pdev_priv_obj->reg_rules_lock); 218 219 reg_cap_ptr = psoc_priv_obj->reg_cap; 220 pdev_priv_obj->force_ssc_disable_indoor_channel = 221 psoc_priv_obj->force_ssc_disable_indoor_channel; 222 223 for (cnt = 0; cnt < PSOC_MAX_PHY_REG_CAP; cnt++) { 224 if (!reg_cap_ptr) { 225 qdf_mem_free(pdev_priv_obj); 226 reg_err("reg cap ptr is NULL"); 227 return QDF_STATUS_E_FAULT; 228 } 229 230 if (reg_cap_ptr->phy_id == pdev_id) 231 break; 232 reg_cap_ptr++; 233 } 234 235 if (cnt == PSOC_MAX_PHY_REG_CAP) { 236 qdf_mem_free(pdev_priv_obj); 237 reg_err("extended capabilities not found for pdev"); 238 return QDF_STATUS_E_FAULT; 239 } 240 241 range_2g_low = reg_cap_ptr->low_2ghz_chan; 242 range_2g_high = reg_cap_ptr->high_2ghz_chan; 243 range_5g_low = reg_cap_ptr->low_5ghz_chan; 244 range_5g_high = reg_cap_ptr->high_5ghz_chan; 245 246 pdev_priv_obj->range_2g_low = range_2g_low; 247 pdev_priv_obj->range_2g_high = range_2g_high; 248 pdev_priv_obj->range_5g_low = range_5g_low; 249 pdev_priv_obj->range_5g_high = range_5g_high; 250 pdev_priv_obj->wireless_modes = reg_cap_ptr->wireless_modes; 251 252 reg_init_pdev_mas_chan_list(pdev_priv_obj, 253 &psoc_priv_obj->mas_chan_params[pdev_id]); 254 255 psoc_reg_rules = &psoc_priv_obj->mas_chan_params[pdev_id].reg_rules; 256 reg_save_reg_rules_to_pdev(psoc_reg_rules, pdev_priv_obj); 257 pdev_priv_obj->chan_list_recvd = 258 psoc_priv_obj->chan_list_recvd[pdev_id]; 259 260 status = wlan_objmgr_pdev_component_obj_attach( 261 pdev, WLAN_UMAC_COMP_REGULATORY, pdev_priv_obj, 262 QDF_STATUS_SUCCESS); 263 if (QDF_IS_STATUS_ERROR(status)) { 264 reg_err("Obj attach failed"); 265 qdf_mem_free(pdev_priv_obj); 266 return status; 267 } 268 269 reg_compute_pdev_current_chan_list(pdev_priv_obj); 270 271 if (!psoc_priv_obj->is_11d_offloaded) 272 reg_11d_host_scan_init(parent_psoc); 273 274 reg_debug("reg pdev obj created with status %d", status); 275 276 return status; 277 } 278 279 QDF_STATUS wlan_regulatory_pdev_obj_destroyed_notification( 280 struct wlan_objmgr_pdev *pdev, void *arg_list) 281 { 282 QDF_STATUS status; 283 struct wlan_regulatory_pdev_priv_obj *pdev_priv_obj; 284 struct wlan_regulatory_psoc_priv_obj *psoc_priv_obj; 285 uint32_t pdev_id; 286 287 pdev_priv_obj = reg_get_pdev_obj(pdev); 288 289 pdev_id = wlan_objmgr_pdev_get_pdev_id(pdev); 290 291 if (!IS_VALID_PDEV_REG_OBJ(pdev_priv_obj)) { 292 reg_err("reg pdev private obj is NULL"); 293 return QDF_STATUS_E_FAILURE; 294 } 295 296 psoc_priv_obj = reg_get_psoc_obj(wlan_pdev_get_psoc(pdev)); 297 if (!IS_VALID_PSOC_REG_OBJ(psoc_priv_obj)) { 298 reg_err("reg psoc private obj is NULL"); 299 return QDF_STATUS_E_FAILURE; 300 } 301 302 if (!psoc_priv_obj->is_11d_offloaded) 303 reg_11d_host_scan_deinit(wlan_pdev_get_psoc(pdev)); 304 305 pdev_priv_obj->pdev_ptr = NULL; 306 307 status = wlan_objmgr_pdev_component_obj_detach( 308 pdev, WLAN_UMAC_COMP_REGULATORY, pdev_priv_obj); 309 310 if (status != QDF_STATUS_SUCCESS) 311 reg_err("reg pdev private obj detach failed"); 312 313 reg_debug("reg pdev obj deleted with status %d", status); 314 315 qdf_spin_lock_bh(&pdev_priv_obj->reg_rules_lock); 316 reg_reset_reg_rules(&pdev_priv_obj->reg_rules); 317 qdf_spin_unlock_bh(&pdev_priv_obj->reg_rules_lock); 318 319 qdf_spinlock_destroy(&pdev_priv_obj->reg_rules_lock); 320 321 qdf_mem_free(pdev_priv_obj); 322 323 return status; 324 } 325