Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1 | /* |
Gopichand Nakkala | 92f07d8 | 2013-01-08 21:16:34 -0800 | [diff] [blame] | 2 | * Copyright (c) 2012-2013, The Linux Foundation. All rights reserved. |
| 3 | * |
| 4 | * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| 5 | * |
| 6 | * |
| 7 | * Permission to use, copy, modify, and/or distribute this software for |
| 8 | * any purpose with or without fee is hereby granted, provided that the |
| 9 | * above copyright notice and this permission notice appear in all |
| 10 | * copies. |
| 11 | * |
| 12 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| 13 | * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| 14 | * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| 15 | * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| 16 | * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| 17 | * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 18 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| 19 | * PERFORMANCE OF THIS SOFTWARE. |
| 20 | */ |
| 21 | /* |
Jeff Johnson | 32d95a3 | 2012-09-10 13:15:23 -0700 | [diff] [blame] | 22 | * Copyright (c) 2012, The Linux Foundation. All rights reserved. |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 23 | * |
| 24 | * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| 25 | * |
| 26 | * |
| 27 | * Permission to use, copy, modify, and/or distribute this software for |
| 28 | * any purpose with or without fee is hereby granted, provided that the |
| 29 | * above copyright notice and this permission notice appear in all |
| 30 | * copies. |
| 31 | * |
| 32 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| 33 | * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| 34 | * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| 35 | * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| 36 | * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| 37 | * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 38 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| 39 | * PERFORMANCE OF THIS SOFTWARE. |
| 40 | */ |
| 41 | |
| 42 | /**============================================================================= |
| 43 | * wlan_hdd_early_suspend.c |
| 44 | * |
| 45 | * \brief power management functions |
| 46 | * |
| 47 | * Description |
| 48 | * Copyright 2009 (c) Qualcomm, Incorporated. |
| 49 | * All Rights Reserved. |
| 50 | * Qualcomm Confidential and Proprietary. |
| 51 | * |
| 52 | ==============================================================================**/ |
| 53 | /* $HEADER$ */ |
| 54 | |
| 55 | /**----------------------------------------------------------------------------- |
| 56 | * Include files |
| 57 | * ----------------------------------------------------------------------------*/ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 58 | |
| 59 | #include <linux/pm.h> |
| 60 | #include <linux/wait.h> |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 61 | #include <wlan_hdd_includes.h> |
| 62 | #include <wlan_qct_driver.h> |
| 63 | #include <linux/wakelock.h> |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 64 | |
| 65 | #include "halTypes.h" |
| 66 | #include "sme_Api.h" |
| 67 | #include <vos_api.h> |
| 68 | #include "vos_power.h" |
| 69 | #include <vos_sched.h> |
| 70 | #include <macInitApi.h> |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 71 | #include <wlan_qct_sys.h> |
| 72 | #include <wlan_btc_svc.h> |
| 73 | #include <wlan_nlink_common.h> |
| 74 | #include <wlan_hdd_main.h> |
| 75 | #include <wlan_hdd_assoc.h> |
| 76 | #include <wlan_hdd_dev_pwr.h> |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 77 | #include <wlan_nlink_srv.h> |
| 78 | #include <wlan_hdd_misc.h> |
| 79 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 80 | #include <linux/semaphore.h> |
| 81 | #include <wlan_hdd_hostapd.h> |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 82 | #include "cfgApi.h" |
| 83 | |
| 84 | #ifdef WLAN_BTAMP_FEATURE |
| 85 | #include "bapApi.h" |
| 86 | #include "bap_hdd_main.h" |
| 87 | #include "bap_hdd_misc.h" |
| 88 | #endif |
| 89 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 90 | #include <linux/wcnss_wlan.h> |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 91 | #include <linux/inetdevice.h> |
| 92 | #include <wlan_hdd_cfg.h> |
Gopichand Nakkala | 870cbae | 2013-03-15 21:16:09 +0530 | [diff] [blame] | 93 | #include <wlan_hdd_cfg80211.h> |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 94 | /**----------------------------------------------------------------------------- |
| 95 | * Preprocessor definitions and constants |
| 96 | * ----------------------------------------------------------------------------*/ |
| 97 | |
| 98 | /**----------------------------------------------------------------------------- |
| 99 | * Type declarations |
| 100 | * ----------------------------------------------------------------------------*/ |
| 101 | |
| 102 | /**----------------------------------------------------------------------------- |
| 103 | * Function and variables declarations |
| 104 | * ----------------------------------------------------------------------------*/ |
| 105 | #include "wlan_hdd_power.h" |
| 106 | #include "wlan_hdd_packet_filtering.h" |
| 107 | |
Madan Mohan Koyyalamudi | b0e7064 | 2012-10-11 12:20:22 -0700 | [diff] [blame] | 108 | #define HDD_SSR_BRING_UP_TIME 10000 |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 109 | |
| 110 | static eHalStatus g_full_pwr_status; |
| 111 | static eHalStatus g_standby_status; |
| 112 | |
| 113 | extern VOS_STATUS hdd_post_voss_start_config(hdd_context_t* pHddCtx); |
| 114 | extern VOS_STATUS vos_chipExitDeepSleepVREGHandler( |
| 115 | vos_call_status_type* status, |
| 116 | vos_power_cb_type callback, |
| 117 | v_PVOID_t user_data); |
| 118 | extern void hdd_wlan_initial_scan(hdd_context_t *pHddCtx); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 119 | |
| 120 | extern struct notifier_block hdd_netdev_notifier; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 121 | extern tVOS_CON_MODE hdd_get_conparam ( void ); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 122 | |
Madan Mohan Koyyalamudi | b0e7064 | 2012-10-11 12:20:22 -0700 | [diff] [blame] | 123 | static struct timer_list ssr_timer; |
| 124 | static bool ssr_timer_started; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 125 | |
| 126 | //Callback invoked by PMC to report status of standby request |
| 127 | void hdd_suspend_standby_cbk (void *callbackContext, eHalStatus status) |
| 128 | { |
| 129 | hdd_context_t *pHddCtx = (hdd_context_t*)callbackContext; |
| 130 | hddLog(VOS_TRACE_LEVEL_INFO, "%s: Standby status = %d", __func__, status); |
| 131 | g_standby_status = status; |
| 132 | |
| 133 | if(eHAL_STATUS_SUCCESS == status) |
| 134 | { |
| 135 | pHddCtx->hdd_ps_state = eHDD_SUSPEND_STANDBY; |
| 136 | } |
| 137 | else |
| 138 | { |
| 139 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: sme_RequestStandby failed",__func__); |
| 140 | } |
| 141 | |
| 142 | complete(&pHddCtx->standby_comp_var); |
| 143 | } |
| 144 | |
| 145 | //Callback invoked by PMC to report status of full power request |
| 146 | void hdd_suspend_full_pwr_callback(void *callbackContext, eHalStatus status) |
| 147 | { |
| 148 | hdd_context_t *pHddCtx = (hdd_context_t*)callbackContext; |
| 149 | hddLog(VOS_TRACE_LEVEL_INFO, "%s: Full Power status = %d", __func__, status); |
| 150 | g_full_pwr_status = status; |
| 151 | |
| 152 | if(eHAL_STATUS_SUCCESS == status) |
| 153 | { |
| 154 | pHddCtx->hdd_ps_state = eHDD_SUSPEND_NONE; |
| 155 | } |
| 156 | else |
| 157 | { |
| 158 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: sme_RequestFullPower failed",__func__); |
| 159 | } |
| 160 | |
| 161 | complete(&pHddCtx->full_pwr_comp_var); |
| 162 | } |
| 163 | |
| 164 | eHalStatus hdd_exit_standby(hdd_context_t *pHddCtx) |
| 165 | { |
| 166 | eHalStatus status = VOS_STATUS_SUCCESS; |
| 167 | |
| 168 | hddLog(VOS_TRACE_LEVEL_INFO, "%s: WLAN being resumed from standby",__func__); |
| 169 | INIT_COMPLETION(pHddCtx->full_pwr_comp_var); |
| 170 | |
| 171 | g_full_pwr_status = eHAL_STATUS_FAILURE; |
| 172 | status = sme_RequestFullPower(pHddCtx->hHal, hdd_suspend_full_pwr_callback, pHddCtx, |
| 173 | eSME_FULL_PWR_NEEDED_BY_HDD); |
| 174 | |
| 175 | if(status == eHAL_STATUS_PMC_PENDING) |
| 176 | { |
| 177 | //Block on a completion variable. Can't wait forever though |
| 178 | wait_for_completion_interruptible_timeout(&pHddCtx->full_pwr_comp_var, |
| 179 | msecs_to_jiffies(WLAN_WAIT_TIME_FULL_PWR)); |
| 180 | status = g_full_pwr_status; |
| 181 | if(g_full_pwr_status != eHAL_STATUS_SUCCESS) |
| 182 | { |
| 183 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: sme_RequestFullPower failed",__func__); |
| 184 | VOS_ASSERT(0); |
| 185 | goto failure; |
| 186 | } |
| 187 | } |
| 188 | else if(status != eHAL_STATUS_SUCCESS) |
| 189 | { |
| 190 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: sme_RequestFullPower failed - status %d", |
| 191 | __func__, status); |
| 192 | VOS_ASSERT(0); |
| 193 | goto failure; |
| 194 | } |
| 195 | else |
| 196 | pHddCtx->hdd_ps_state = eHDD_SUSPEND_NONE; |
| 197 | |
| 198 | failure: |
| 199 | //No blocking to reduce latency. No other device should be depending on WLAN |
| 200 | //to finish resume and WLAN won't be instantly on after resume |
| 201 | return status; |
| 202 | } |
| 203 | |
| 204 | |
| 205 | //Helper routine to put the chip into standby |
| 206 | VOS_STATUS hdd_enter_standby(hdd_context_t *pHddCtx) |
| 207 | { |
| 208 | eHalStatus halStatus = eHAL_STATUS_SUCCESS; |
| 209 | VOS_STATUS vosStatus = VOS_STATUS_SUCCESS; |
| 210 | |
| 211 | //Disable IMPS/BMPS as we do not want the device to enter any power |
| 212 | //save mode on its own during suspend sequence |
| 213 | sme_DisablePowerSave(pHddCtx->hHal, ePMC_IDLE_MODE_POWER_SAVE); |
| 214 | sme_DisablePowerSave(pHddCtx->hHal, ePMC_BEACON_MODE_POWER_SAVE); |
| 215 | |
| 216 | //Note we do not disable queues unnecessarily. Queues should already be disabled |
| 217 | //if STA is disconnected or the queue will be disabled as and when disconnect |
| 218 | //happens because of standby procedure. |
| 219 | |
| 220 | //Ensure that device is in full power first. There is scope for optimization |
| 221 | //here especially in scenarios where PMC is already in IMPS or REQUEST_IMPS. |
| 222 | //Core s/w needs to be optimized to handle this. Until then we request full |
| 223 | //power before issuing request for standby. |
| 224 | INIT_COMPLETION(pHddCtx->full_pwr_comp_var); |
| 225 | g_full_pwr_status = eHAL_STATUS_FAILURE; |
| 226 | halStatus = sme_RequestFullPower(pHddCtx->hHal, hdd_suspend_full_pwr_callback, |
| 227 | pHddCtx, eSME_FULL_PWR_NEEDED_BY_HDD); |
| 228 | |
| 229 | if(halStatus == eHAL_STATUS_PMC_PENDING) |
| 230 | { |
| 231 | //Block on a completion variable. Can't wait forever though |
| 232 | wait_for_completion_interruptible_timeout(&pHddCtx->full_pwr_comp_var, |
| 233 | msecs_to_jiffies(WLAN_WAIT_TIME_FULL_PWR)); |
| 234 | if(g_full_pwr_status != eHAL_STATUS_SUCCESS) |
| 235 | { |
| 236 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: sme_RequestFullPower Failed",__func__); |
| 237 | VOS_ASSERT(0); |
| 238 | vosStatus = VOS_STATUS_E_FAILURE; |
| 239 | goto failure; |
| 240 | } |
| 241 | } |
| 242 | else if(halStatus != eHAL_STATUS_SUCCESS) |
| 243 | { |
| 244 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: sme_RequestFullPower failed - status %d", |
| 245 | __func__, halStatus); |
| 246 | VOS_ASSERT(0); |
| 247 | vosStatus = VOS_STATUS_E_FAILURE; |
| 248 | goto failure; |
| 249 | } |
| 250 | |
| 251 | if(pHddCtx->hdd_mcastbcast_filter_set == TRUE) { |
| 252 | hdd_conf_mcastbcast_filter(pHddCtx, FALSE); |
| 253 | pHddCtx->hdd_mcastbcast_filter_set = FALSE; |
| 254 | } |
| 255 | |
| 256 | //Request standby. Standby will cause the STA to disassociate first. TX queues |
| 257 | //will be disabled (by HDD) when STA disconnects. You do not want to disable TX |
| 258 | //queues here. Also do not assert if the failure code is eHAL_STATUS_PMC_NOT_NOW as PMC |
| 259 | //will send this failure code in case of concurrent sessions. Power Save cannot be supported |
| 260 | //when there are concurrent sessions. |
| 261 | INIT_COMPLETION(pHddCtx->standby_comp_var); |
| 262 | g_standby_status = eHAL_STATUS_FAILURE; |
| 263 | halStatus = sme_RequestStandby(pHddCtx->hHal, hdd_suspend_standby_cbk, pHddCtx); |
| 264 | |
| 265 | if (halStatus == eHAL_STATUS_PMC_PENDING) |
| 266 | { |
| 267 | //Wait till WLAN device enters standby mode |
| 268 | wait_for_completion_timeout(&pHddCtx->standby_comp_var, |
| 269 | msecs_to_jiffies(WLAN_WAIT_TIME_STANDBY)); |
| 270 | if (g_standby_status != eHAL_STATUS_SUCCESS && g_standby_status != eHAL_STATUS_PMC_NOT_NOW) |
| 271 | { |
| 272 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: sme_RequestStandby failed",__func__); |
| 273 | VOS_ASSERT(0); |
| 274 | vosStatus = VOS_STATUS_E_FAILURE; |
| 275 | goto failure; |
| 276 | } |
| 277 | } |
| 278 | else if (halStatus != eHAL_STATUS_SUCCESS && halStatus != eHAL_STATUS_PMC_NOT_NOW) { |
| 279 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: sme_RequestStandby failed - status %d", |
| 280 | __func__, halStatus); |
| 281 | VOS_ASSERT(0); |
| 282 | vosStatus = VOS_STATUS_E_FAILURE; |
| 283 | goto failure; |
| 284 | } |
| 285 | else |
| 286 | pHddCtx->hdd_ps_state = eHDD_SUSPEND_STANDBY; |
| 287 | |
| 288 | failure: |
| 289 | //Restore IMPS config |
| 290 | if(pHddCtx->cfg_ini->fIsImpsEnabled) |
| 291 | sme_EnablePowerSave(pHddCtx->hHal, ePMC_IDLE_MODE_POWER_SAVE); |
| 292 | |
| 293 | //Restore BMPS config |
| 294 | if(pHddCtx->cfg_ini->fIsBmpsEnabled) |
| 295 | sme_EnablePowerSave(pHddCtx->hHal, ePMC_BEACON_MODE_POWER_SAVE); |
| 296 | |
| 297 | return vosStatus; |
| 298 | } |
| 299 | |
| 300 | |
| 301 | //Helper routine for Deep sleep entry |
| 302 | VOS_STATUS hdd_enter_deep_sleep(hdd_context_t *pHddCtx, hdd_adapter_t *pAdapter) |
| 303 | { |
| 304 | eHalStatus halStatus; |
| 305 | VOS_STATUS vosStatus = VOS_STATUS_SUCCESS; |
| 306 | vos_call_status_type callType; |
Jeff Johnson | bc676b4 | 2013-02-14 16:04:08 -0800 | [diff] [blame] | 307 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 308 | //Stop the Interface TX queue. |
| 309 | netif_tx_disable(pAdapter->dev); |
| 310 | netif_carrier_off(pAdapter->dev); |
| 311 | |
| 312 | //Disable IMPS,BMPS as we do not want the device to enter any power |
| 313 | //save mode on it own during suspend sequence |
| 314 | sme_DisablePowerSave(pHddCtx->hHal, ePMC_IDLE_MODE_POWER_SAVE); |
| 315 | sme_DisablePowerSave(pHddCtx->hHal, ePMC_BEACON_MODE_POWER_SAVE); |
| 316 | |
| 317 | //Ensure that device is in full power as we will touch H/W during vos_Stop |
| 318 | INIT_COMPLETION(pHddCtx->full_pwr_comp_var); |
| 319 | g_full_pwr_status = eHAL_STATUS_FAILURE; |
| 320 | halStatus = sme_RequestFullPower(pHddCtx->hHal, hdd_suspend_full_pwr_callback, |
| 321 | pHddCtx, eSME_FULL_PWR_NEEDED_BY_HDD); |
| 322 | |
| 323 | if(halStatus == eHAL_STATUS_PMC_PENDING) |
| 324 | { |
| 325 | //Block on a completion variable. Can't wait forever though |
| 326 | wait_for_completion_interruptible_timeout(&pHddCtx->full_pwr_comp_var, |
| 327 | msecs_to_jiffies(WLAN_WAIT_TIME_FULL_PWR)); |
| 328 | if(g_full_pwr_status != eHAL_STATUS_SUCCESS){ |
| 329 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: sme_RequestFullPower failed",__func__); |
| 330 | VOS_ASSERT(0); |
| 331 | } |
| 332 | } |
| 333 | else if(halStatus != eHAL_STATUS_SUCCESS) |
| 334 | { |
| 335 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: Request for Full Power failed",__func__); |
| 336 | VOS_ASSERT(0); |
| 337 | } |
| 338 | |
| 339 | //Issue a disconnect. This is required to inform the supplicant that |
| 340 | //STA is getting disassociated and for GUI to be updated properly |
| 341 | INIT_COMPLETION(pAdapter->disconnect_comp_var); |
| 342 | halStatus = sme_RoamDisconnect(pHddCtx->hHal, pAdapter->sessionId, eCSR_DISCONNECT_REASON_UNSPECIFIED); |
| 343 | |
| 344 | //Success implies disconnect command got queued up successfully |
| 345 | if(halStatus == eHAL_STATUS_SUCCESS) |
| 346 | { |
| 347 | //Block on a completion variable. Can't wait forever though. |
| 348 | wait_for_completion_interruptible_timeout(&pAdapter->disconnect_comp_var, |
| 349 | msecs_to_jiffies(WLAN_WAIT_TIME_DISCONNECT)); |
| 350 | } |
| 351 | |
| 352 | |
| 353 | //None of the steps should fail after this. Continue even in case of failure |
| 354 | vosStatus = vos_stop( pHddCtx->pvosContext ); |
| 355 | VOS_ASSERT( VOS_IS_STATUS_SUCCESS( vosStatus ) ); |
| 356 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 357 | vosStatus = vos_chipAssertDeepSleep( &callType, NULL, NULL ); |
| 358 | VOS_ASSERT( VOS_IS_STATUS_SUCCESS( vosStatus ) ); |
| 359 | |
| 360 | //Vote off any PMIC voltage supplies |
| 361 | vosStatus = vos_chipPowerDown(NULL, NULL, NULL); |
| 362 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 363 | pHddCtx->hdd_ps_state = eHDD_SUSPEND_DEEP_SLEEP; |
| 364 | |
| 365 | //Restore IMPS config |
| 366 | if(pHddCtx->cfg_ini->fIsImpsEnabled) |
| 367 | sme_EnablePowerSave(pHddCtx->hHal, ePMC_IDLE_MODE_POWER_SAVE); |
| 368 | |
| 369 | //Restore BMPS config |
| 370 | if(pHddCtx->cfg_ini->fIsBmpsEnabled) |
| 371 | sme_EnablePowerSave(pHddCtx->hHal, ePMC_BEACON_MODE_POWER_SAVE); |
| 372 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 373 | return vosStatus; |
| 374 | } |
| 375 | |
| 376 | VOS_STATUS hdd_exit_deep_sleep(hdd_context_t *pHddCtx, hdd_adapter_t *pAdapter) |
| 377 | { |
| 378 | VOS_STATUS vosStatus; |
| 379 | eHalStatus halStatus; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 380 | |
| 381 | //Power Up Libra WLAN card first if not already powered up |
| 382 | vosStatus = vos_chipPowerUp(NULL,NULL,NULL); |
| 383 | if (!VOS_IS_STATUS_SUCCESS(vosStatus)) |
| 384 | { |
| 385 | hddLog(VOS_TRACE_LEVEL_FATAL, "%s: Libra WLAN not Powered Up. " |
| 386 | "exiting", __func__); |
| 387 | goto err_deep_sleep; |
| 388 | } |
| 389 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 390 | VOS_TRACE( VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, |
| 391 | "%s: calling hdd_set_sme_config",__func__); |
| 392 | vosStatus = hdd_set_sme_config( pHddCtx ); |
| 393 | VOS_ASSERT( VOS_IS_STATUS_SUCCESS( vosStatus ) ); |
| 394 | if (!VOS_IS_STATUS_SUCCESS(vosStatus)) |
| 395 | { |
| 396 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, |
| 397 | "%s: Failed in hdd_set_sme_config",__func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 398 | goto err_deep_sleep; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 399 | } |
| 400 | |
| 401 | VOS_TRACE( VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, |
| 402 | "%s: calling vos_start",__func__); |
| 403 | vosStatus = vos_start( pHddCtx->pvosContext ); |
| 404 | VOS_ASSERT( VOS_IS_STATUS_SUCCESS( vosStatus ) ); |
| 405 | if (!VOS_IS_STATUS_SUCCESS(vosStatus)) |
| 406 | { |
| 407 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, |
| 408 | "%s: Failed in vos_start",__func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 409 | goto err_deep_sleep; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 410 | } |
| 411 | |
| 412 | VOS_TRACE( VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, |
| 413 | "%s: calling hdd_post_voss_start_config",__func__); |
| 414 | vosStatus = hdd_post_voss_start_config( pHddCtx ); |
| 415 | VOS_ASSERT( VOS_IS_STATUS_SUCCESS( vosStatus ) ); |
| 416 | if (!VOS_IS_STATUS_SUCCESS(vosStatus)) |
| 417 | { |
| 418 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, |
| 419 | "%s: Failed in hdd_post_voss_start_config",__func__); |
| 420 | goto err_voss_stop; |
| 421 | } |
| 422 | |
| 423 | |
| 424 | //Open a SME session for future operation |
| 425 | halStatus = sme_OpenSession( pHddCtx->hHal, hdd_smeRoamCallback, pHddCtx, |
| 426 | (tANI_U8 *)&pAdapter->macAddressCurrent, &pAdapter->sessionId ); |
| 427 | if ( !HAL_STATUS_SUCCESS( halStatus ) ) |
| 428 | { |
| 429 | hddLog(VOS_TRACE_LEVEL_FATAL,"sme_OpenSession() failed with status code %08d [x%08lx]", |
| 430 | halStatus, halStatus ); |
| 431 | goto err_voss_stop; |
| 432 | |
| 433 | } |
| 434 | |
| 435 | pHddCtx->hdd_ps_state = eHDD_SUSPEND_NONE; |
| 436 | |
| 437 | //Trigger the initial scan |
| 438 | hdd_wlan_initial_scan(pHddCtx); |
| 439 | |
| 440 | return VOS_STATUS_SUCCESS; |
| 441 | |
| 442 | err_voss_stop: |
| 443 | vos_stop(pHddCtx->pvosContext); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 444 | err_deep_sleep: |
| 445 | return VOS_STATUS_E_FAILURE; |
| 446 | |
| 447 | } |
| 448 | |
Yathish | 9f22e66 | 2012-12-10 14:21:35 -0800 | [diff] [blame] | 449 | VOS_STATUS hdd_conf_hostarpoffload(hdd_adapter_t *pAdapter, v_BOOL_t fenable) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 450 | { |
| 451 | struct in_ifaddr **ifap = NULL; |
| 452 | struct in_ifaddr *ifa = NULL; |
| 453 | struct in_device *in_dev; |
| 454 | int i = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 455 | tSirHostOffloadReq offLoadRequest; |
Yathish | 9f22e66 | 2012-12-10 14:21:35 -0800 | [diff] [blame] | 456 | hdd_context_t *pHddCtx = WLAN_HDD_GET_CTX(pAdapter); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 457 | |
| 458 | hddLog(VOS_TRACE_LEVEL_ERROR, "%s: \n", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 459 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 460 | if(fenable) |
| 461 | { |
| 462 | if ((in_dev = __in_dev_get_rtnl(pAdapter->dev)) != NULL) |
| 463 | { |
| 464 | for (ifap = &in_dev->ifa_list; (ifa = *ifap) != NULL; |
| 465 | ifap = &ifa->ifa_next) |
| 466 | { |
| 467 | if (!strcmp(pAdapter->dev->name, ifa->ifa_label)) |
| 468 | { |
| 469 | break; /* found */ |
| 470 | } |
| 471 | } |
| 472 | } |
| 473 | |
| 474 | if(ifa && ifa->ifa_local) |
| 475 | { |
| 476 | offLoadRequest.offloadType = SIR_IPV4_ARP_REPLY_OFFLOAD; |
| 477 | offLoadRequest.enableOrDisable = SIR_OFFLOAD_ENABLE; |
| 478 | |
| 479 | hddLog(VOS_TRACE_LEVEL_ERROR, "%s: Enabled \n", __func__); |
| 480 | |
Madan Mohan Koyyalamudi | f55e62a | 2012-09-24 11:14:27 -0700 | [diff] [blame] | 481 | if(pHddCtx->dynamic_mcbc_filter.enableCfg) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 482 | { |
Madan Mohan Koyyalamudi | f55e62a | 2012-09-24 11:14:27 -0700 | [diff] [blame] | 483 | if((HDD_MCASTBCASTFILTER_FILTER_ALL_BROADCAST == |
| 484 | pHddCtx->dynamic_mcbc_filter.mcastBcastFilterSetting) || |
| 485 | (HDD_MCASTBCASTFILTER_FILTER_ALL_MULTICAST_BROADCAST == |
| 486 | pHddCtx->dynamic_mcbc_filter.mcastBcastFilterSetting)) |
| 487 | { |
| 488 | offLoadRequest.enableOrDisable = |
| 489 | SIR_OFFLOAD_ARP_AND_BCAST_FILTER_ENABLE; |
| 490 | } |
| 491 | } |
| 492 | else if((HDD_MCASTBCASTFILTER_FILTER_ALL_BROADCAST == |
| 493 | pHddCtx->cfg_ini->mcastBcastFilterSetting ) || |
| 494 | (HDD_MCASTBCASTFILTER_FILTER_ALL_MULTICAST_BROADCAST == |
| 495 | pHddCtx->cfg_ini->mcastBcastFilterSetting)) |
| 496 | { |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 497 | offLoadRequest.enableOrDisable = |
| 498 | SIR_OFFLOAD_ARP_AND_BCAST_FILTER_ENABLE; |
| 499 | } |
| 500 | |
| 501 | //converting u32 to IPV4 address |
| 502 | for(i = 0 ; i < 4; i++) |
| 503 | { |
| 504 | offLoadRequest.params.hostIpv4Addr[i] = |
| 505 | (ifa->ifa_local >> (i*8) ) & 0xFF ; |
| 506 | } |
| 507 | hddLog(VOS_TRACE_LEVEL_WARN, " Enable SME HostOffload: %d.%d.%d.%d", |
| 508 | offLoadRequest.params.hostIpv4Addr[0], |
| 509 | offLoadRequest.params.hostIpv4Addr[1], |
| 510 | offLoadRequest.params.hostIpv4Addr[2], |
| 511 | offLoadRequest.params.hostIpv4Addr[3]); |
| 512 | |
| 513 | if (eHAL_STATUS_SUCCESS != |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 514 | sme_SetHostOffload(WLAN_HDD_GET_HAL_CTX(pAdapter), |
| 515 | pAdapter->sessionId, &offLoadRequest)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 516 | { |
| 517 | hddLog(VOS_TRACE_LEVEL_ERROR, "%s: Failed to enable HostOffload " |
| 518 | "feature\n", __func__); |
| 519 | return VOS_STATUS_E_FAILURE; |
| 520 | } |
| 521 | return VOS_STATUS_SUCCESS; |
| 522 | } |
| 523 | else |
| 524 | { |
| 525 | hddLog(VOS_TRACE_LEVEL_INFO, "%s:IP Address is not assigned \n", __func__); |
| 526 | return VOS_STATUS_E_AGAIN; |
| 527 | } |
| 528 | } |
| 529 | else |
| 530 | { |
| 531 | vos_mem_zero((void *)&offLoadRequest, sizeof(tSirHostOffloadReq)); |
| 532 | offLoadRequest.enableOrDisable = SIR_OFFLOAD_DISABLE; |
| 533 | offLoadRequest.offloadType = SIR_IPV4_ARP_REPLY_OFFLOAD; |
| 534 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 535 | if (eHAL_STATUS_SUCCESS != sme_SetHostOffload(WLAN_HDD_GET_HAL_CTX(pAdapter), pAdapter->sessionId, |
| 536 | &offLoadRequest)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 537 | { |
| 538 | hddLog(VOS_TRACE_LEVEL_ERROR, "%s: Failure to disable host " |
| 539 | "offload feature\n", __func__); |
| 540 | return VOS_STATUS_E_FAILURE; |
| 541 | } |
| 542 | return VOS_STATUS_SUCCESS; |
| 543 | } |
| 544 | } |
| 545 | |
Gopichand Nakkala | b8ddf46 | 2013-02-20 18:53:50 +0530 | [diff] [blame] | 546 | /* |
| 547 | * This function is called before setting mcbc filters |
| 548 | * to modify filter value considering ARP |
| 549 | */ |
| 550 | void hdd_mcbc_filter_modification(hdd_context_t* pHddCtx, v_BOOL_t arpFlag, |
| 551 | tANI_U8 *pMcBcFilter) |
| 552 | { |
| 553 | if (TRUE == arpFlag) |
| 554 | { |
| 555 | /*ARP offload is enabled, do not block bcast packets at RXP*/ |
| 556 | if (pHddCtx->dynamic_mcbc_filter.enableCfg) |
| 557 | { |
| 558 | if ((HDD_MCASTBCASTFILTER_FILTER_ALL_MULTICAST_BROADCAST == |
| 559 | pHddCtx->dynamic_mcbc_filter.mcastBcastFilterSetting)) |
| 560 | { |
| 561 | *pMcBcFilter = HDD_MCASTBCASTFILTER_FILTER_ALL_MULTICAST; |
| 562 | } |
| 563 | else if ((HDD_MCASTBCASTFILTER_FILTER_ALL_BROADCAST == |
| 564 | pHddCtx->dynamic_mcbc_filter.mcastBcastFilterSetting)) |
| 565 | { |
| 566 | *pMcBcFilter = HDD_MCASTBCASTFILTER_FILTER_NONE; |
| 567 | } |
| 568 | else |
| 569 | { |
| 570 | *pMcBcFilter = pHddCtx->dynamic_mcbc_filter.mcastBcastFilterSetting; |
| 571 | } |
| 572 | |
| 573 | pHddCtx->dynamic_mcbc_filter.enableSuspend = TRUE; |
| 574 | pHddCtx->dynamic_mcbc_filter.mcBcFilterSuspend = *pMcBcFilter; |
| 575 | } |
| 576 | else |
| 577 | { |
| 578 | if (HDD_MCASTBCASTFILTER_FILTER_ALL_MULTICAST_BROADCAST == |
| 579 | pHddCtx->cfg_ini->mcastBcastFilterSetting) |
| 580 | { |
| 581 | *pMcBcFilter = HDD_MCASTBCASTFILTER_FILTER_ALL_MULTICAST; |
| 582 | } |
| 583 | else if (HDD_MCASTBCASTFILTER_FILTER_ALL_BROADCAST == |
| 584 | pHddCtx->cfg_ini->mcastBcastFilterSetting) |
| 585 | { |
| 586 | *pMcBcFilter = HDD_MCASTBCASTFILTER_FILTER_NONE; |
| 587 | } |
| 588 | else |
| 589 | { |
| 590 | *pMcBcFilter = pHddCtx->cfg_ini->mcastBcastFilterSetting; |
| 591 | } |
| 592 | |
| 593 | pHddCtx->dynamic_mcbc_filter.enableSuspend = FALSE; |
| 594 | } |
| 595 | } |
| 596 | else |
| 597 | { |
| 598 | if (pHddCtx->dynamic_mcbc_filter.enableCfg) |
| 599 | { |
| 600 | *pMcBcFilter = pHddCtx->dynamic_mcbc_filter.mcastBcastFilterSetting; |
| 601 | pHddCtx->dynamic_mcbc_filter.enableSuspend = TRUE; |
| 602 | } |
| 603 | else |
| 604 | { |
| 605 | pHddCtx->dynamic_mcbc_filter.enableSuspend = FALSE; |
| 606 | *pMcBcFilter = pHddCtx->cfg_ini->mcastBcastFilterSetting; |
| 607 | } |
| 608 | } |
| 609 | } |
| 610 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 611 | void hdd_conf_mcastbcast_filter(hdd_context_t* pHddCtx, v_BOOL_t setfilter) |
| 612 | { |
| 613 | eHalStatus halStatus = eHAL_STATUS_FAILURE; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 614 | tpSirWlanSetRxpFilters wlanRxpFilterParam = |
| 615 | vos_mem_malloc(sizeof(tSirWlanSetRxpFilters)); |
| 616 | if(NULL == wlanRxpFilterParam) |
| 617 | { |
| 618 | hddLog(VOS_TRACE_LEVEL_FATAL, |
| 619 | "%s: vos_mem_alloc failed ", __func__); |
| 620 | return; |
| 621 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 622 | hddLog(VOS_TRACE_LEVEL_INFO, |
| 623 | "%s: Configuring Mcast/Bcast Filter Setting. setfilter %d", __func__, setfilter); |
Gopichand Nakkala | b8ddf46 | 2013-02-20 18:53:50 +0530 | [diff] [blame] | 624 | if (TRUE == setfilter) |
| 625 | { |
| 626 | if (pHddCtx->cfg_ini->fhostArpOffload) |
| 627 | { |
| 628 | hdd_mcbc_filter_modification(pHddCtx, TRUE, |
| 629 | &wlanRxpFilterParam->configuredMcstBcstFilterSetting); |
| 630 | } |
| 631 | else |
| 632 | { |
| 633 | hdd_mcbc_filter_modification(pHddCtx, FALSE, |
| 634 | &wlanRxpFilterParam->configuredMcstBcstFilterSetting); |
| 635 | } |
| 636 | } |
| 637 | else |
| 638 | wlanRxpFilterParam->configuredMcstBcstFilterSetting = |
| 639 | pHddCtx->cfg_ini->mcastBcastFilterSetting; |
| 640 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 641 | wlanRxpFilterParam->setMcstBcstFilter = setfilter; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 642 | halStatus = sme_ConfigureRxpFilter(pHddCtx->hHal, wlanRxpFilterParam); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 643 | if(setfilter && (eHAL_STATUS_SUCCESS == halStatus)) |
| 644 | pHddCtx->hdd_mcastbcast_filter_set = TRUE; |
| 645 | } |
| 646 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 647 | static void hdd_conf_suspend_ind(hdd_context_t* pHddCtx, |
| 648 | hdd_adapter_t *pAdapter) |
| 649 | { |
| 650 | eHalStatus halStatus = eHAL_STATUS_FAILURE; |
Madan Mohan Koyyalamudi | 51d87f7 | 2012-09-24 12:05:23 -0700 | [diff] [blame] | 651 | VOS_STATUS vstatus = VOS_STATUS_E_FAILURE; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 652 | tpSirWlanSuspendParam wlanSuspendParam = |
| 653 | vos_mem_malloc(sizeof(tSirWlanSuspendParam)); |
| 654 | |
| 655 | if(NULL == wlanSuspendParam) |
| 656 | { |
| 657 | hddLog(VOS_TRACE_LEVEL_FATAL, |
| 658 | "%s: vos_mem_alloc failed ", __func__); |
| 659 | return; |
| 660 | } |
| 661 | |
| 662 | hddLog(VOS_TRACE_LEVEL_INFO, |
| 663 | "%s: send wlan suspend indication", __func__); |
| 664 | |
| 665 | if((pHddCtx->cfg_ini->nEnableSuspend == WLAN_MAP_SUSPEND_TO_MCAST_BCAST_FILTER)) |
| 666 | { |
| 667 | if((pHddCtx->cfg_ini->fhostArpOffload) && |
| 668 | (eConnectionState_Associated == |
| 669 | (WLAN_HDD_GET_STATION_CTX_PTR(pAdapter))->conn_info.connState)) |
| 670 | { |
Yathish | 9f22e66 | 2012-12-10 14:21:35 -0800 | [diff] [blame] | 671 | vstatus = hdd_conf_hostarpoffload(pAdapter, TRUE); |
Jeff Johnson | 43971f5 | 2012-07-17 12:26:56 -0700 | [diff] [blame] | 672 | if (!VOS_IS_STATUS_SUCCESS(vstatus)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 673 | { |
Gopichand Nakkala | b8ddf46 | 2013-02-20 18:53:50 +0530 | [diff] [blame] | 674 | hdd_mcbc_filter_modification(pHddCtx, FALSE, |
| 675 | &wlanSuspendParam->configuredMcstBcstFilterSetting); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 676 | hddLog(VOS_TRACE_LEVEL_INFO, |
| 677 | "%s:Failed to enable ARPOFFLOAD Feature %d\n", |
Jeff Johnson | 43971f5 | 2012-07-17 12:26:56 -0700 | [diff] [blame] | 678 | __func__, vstatus); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 679 | } |
Jeff Johnson | 43971f5 | 2012-07-17 12:26:56 -0700 | [diff] [blame] | 680 | else |
| 681 | { |
Gopichand Nakkala | b8ddf46 | 2013-02-20 18:53:50 +0530 | [diff] [blame] | 682 | hdd_mcbc_filter_modification(pHddCtx, TRUE, |
| 683 | &wlanSuspendParam->configuredMcstBcstFilterSetting); |
Madan Mohan Koyyalamudi | f55e62a | 2012-09-24 11:14:27 -0700 | [diff] [blame] | 684 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 685 | } |
| 686 | else |
| 687 | { |
Gopichand Nakkala | b8ddf46 | 2013-02-20 18:53:50 +0530 | [diff] [blame] | 688 | hdd_mcbc_filter_modification(pHddCtx, FALSE, |
| 689 | &wlanSuspendParam->configuredMcstBcstFilterSetting); |
Madan Mohan Koyyalamudi | f55e62a | 2012-09-24 11:14:27 -0700 | [diff] [blame] | 690 | if(pHddCtx->dynamic_mcbc_filter.enableCfg) |
| 691 | { |
Madan Mohan Koyyalamudi | f55e62a | 2012-09-24 11:14:27 -0700 | [diff] [blame] | 692 | pHddCtx->dynamic_mcbc_filter.mcBcFilterSuspend = |
Jeff Johnson | 43971f5 | 2012-07-17 12:26:56 -0700 | [diff] [blame] | 693 | wlanSuspendParam->configuredMcstBcstFilterSetting; |
Madan Mohan Koyyalamudi | f55e62a | 2012-09-24 11:14:27 -0700 | [diff] [blame] | 694 | } |
Madan Mohan Koyyalamudi | f55e62a | 2012-09-24 11:14:27 -0700 | [diff] [blame] | 695 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 696 | |
| 697 | #ifdef WLAN_FEATURE_PACKET_FILTERING |
| 698 | if (pHddCtx->cfg_ini->isMcAddrListFilter) |
| 699 | { |
| 700 | /*Multicast addr list filter is enabled during suspend*/ |
| 701 | if (((pAdapter->device_mode == WLAN_HDD_INFRA_STATION) || |
| 702 | (pAdapter->device_mode == WLAN_HDD_P2P_CLIENT)) |
Gopichand Nakkala | 0f27681 | 2013-02-24 14:45:51 +0530 | [diff] [blame] | 703 | && pAdapter->mc_addr_list.mc_cnt |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 704 | && (eConnectionState_Associated == |
| 705 | (WLAN_HDD_GET_STATION_CTX_PTR(pAdapter))->conn_info.connState)) |
| 706 | { |
| 707 | /*set the filter*/ |
Gopichand Nakkala | 0f27681 | 2013-02-24 14:45:51 +0530 | [diff] [blame] | 708 | wlan_hdd_set_mc_addr_list(pAdapter, TRUE); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 709 | } |
| 710 | } |
| 711 | #endif |
| 712 | } |
| 713 | |
| 714 | halStatus = sme_ConfigureSuspendInd(pHddCtx->hHal, wlanSuspendParam); |
| 715 | if(eHAL_STATUS_SUCCESS == halStatus) |
| 716 | { |
| 717 | pHddCtx->hdd_mcastbcast_filter_set = TRUE; |
| 718 | } |
| 719 | } |
| 720 | |
Gopichand Nakkala | 0f27681 | 2013-02-24 14:45:51 +0530 | [diff] [blame] | 721 | static void hdd_conf_resume_ind(hdd_adapter_t *pAdapter) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 722 | { |
Jeff Johnson | 43971f5 | 2012-07-17 12:26:56 -0700 | [diff] [blame] | 723 | VOS_STATUS vstatus; |
Yathish | 9f22e66 | 2012-12-10 14:21:35 -0800 | [diff] [blame] | 724 | hdd_context_t* pHddCtx = WLAN_HDD_GET_CTX(pAdapter); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 725 | tpSirWlanResumeParam wlanResumeParam = |
| 726 | vos_mem_malloc(sizeof(tSirWlanResumeParam)); |
| 727 | |
| 728 | if(NULL == wlanResumeParam) |
| 729 | { |
| 730 | hddLog(VOS_TRACE_LEVEL_FATAL, |
| 731 | "%s: vos_mem_alloc failed ", __func__); |
| 732 | return; |
| 733 | } |
| 734 | |
Gopichand Nakkala | 0f27681 | 2013-02-24 14:45:51 +0530 | [diff] [blame] | 735 | hddLog(VOS_TRACE_LEVEL_INFO, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 736 | "%s: send wlan resume indication", __func__); |
| 737 | |
Gopichand Nakkala | 0f27681 | 2013-02-24 14:45:51 +0530 | [diff] [blame] | 738 | if (pHddCtx->hdd_mcastbcast_filter_set == TRUE) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 739 | { |
Gopichand Nakkala | 0f27681 | 2013-02-24 14:45:51 +0530 | [diff] [blame] | 740 | if (pHddCtx->cfg_ini->fhostArpOffload) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 741 | { |
Gopichand Nakkala | 0f27681 | 2013-02-24 14:45:51 +0530 | [diff] [blame] | 742 | vstatus = hdd_conf_hostarpoffload(pAdapter, FALSE); |
| 743 | if (!VOS_IS_STATUS_SUCCESS(vstatus)) |
| 744 | { |
| 745 | hddLog(VOS_TRACE_LEVEL_INFO, "%s:Failed to disable ARPOFFLOAD " |
| 746 | "Feature %d\n", __func__, vstatus); |
| 747 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 748 | } |
Gopichand Nakkala | 0f27681 | 2013-02-24 14:45:51 +0530 | [diff] [blame] | 749 | if (pHddCtx->dynamic_mcbc_filter.enableSuspend) |
| 750 | { |
| 751 | wlanResumeParam->configuredMcstBcstFilterSetting = |
| 752 | pHddCtx->dynamic_mcbc_filter.mcBcFilterSuspend; |
| 753 | } |
| 754 | else |
| 755 | { |
| 756 | wlanResumeParam->configuredMcstBcstFilterSetting = |
| 757 | pHddCtx->cfg_ini->mcastBcastFilterSetting; |
| 758 | } |
| 759 | sme_ConfigureResumeReq(pHddCtx->hHal, wlanResumeParam); |
| 760 | pHddCtx->hdd_mcastbcast_filter_set = FALSE; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 761 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 762 | |
| 763 | #ifdef WLAN_FEATURE_PACKET_FILTERING |
| 764 | if (pHddCtx->cfg_ini->isMcAddrListFilter) |
| 765 | { |
Gopichand Nakkala | 0f27681 | 2013-02-24 14:45:51 +0530 | [diff] [blame] | 766 | /*Multicast addr filtering is enabled*/ |
| 767 | if (pAdapter->mc_addr_list.isFilterApplied) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 768 | { |
| 769 | /*Filter applied during suspend mode*/ |
| 770 | /*Clear it here*/ |
Gopichand Nakkala | 0f27681 | 2013-02-24 14:45:51 +0530 | [diff] [blame] | 771 | wlan_hdd_set_mc_addr_list(pAdapter, FALSE); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 772 | } |
| 773 | } |
| 774 | #endif |
| 775 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 776 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 777 | //Suspend routine registered with Android OS |
Sameer Thalappil | 45931fb | 2013-02-01 11:18:05 -0800 | [diff] [blame] | 778 | void hdd_suspend_wlan(void) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 779 | { |
| 780 | hdd_context_t *pHddCtx = NULL; |
| 781 | v_CONTEXT_t pVosContext = NULL; |
| 782 | |
| 783 | hdd_adapter_t *pAdapter = NULL; |
| 784 | hdd_adapter_list_node_t *pAdapterNode = NULL, *pNext = NULL; |
| 785 | VOS_STATUS status; |
Jeff Johnson | bc676b4 | 2013-02-14 16:04:08 -0800 | [diff] [blame] | 786 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 787 | hddLog(VOS_TRACE_LEVEL_INFO, "%s: WLAN being suspended by Android OS",__func__); |
| 788 | |
| 789 | //Get the global VOSS context. |
| 790 | pVosContext = vos_get_global_context(VOS_MODULE_ID_SYS, NULL); |
| 791 | if(!pVosContext) { |
| 792 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: Global VOS context is Null", __func__); |
| 793 | return; |
| 794 | } |
| 795 | |
| 796 | //Get the HDD context. |
| 797 | pHddCtx = (hdd_context_t *)vos_get_context(VOS_MODULE_ID_HDD, pVosContext ); |
| 798 | |
| 799 | if(!pHddCtx) { |
| 800 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: HDD context is Null",__func__); |
| 801 | return; |
| 802 | } |
| 803 | |
| 804 | if (pHddCtx->isLogpInProgress) { |
| 805 | hddLog(VOS_TRACE_LEVEL_ERROR, |
| 806 | "%s: Ignore suspend wlan, LOGP in progress!", __func__); |
| 807 | return; |
| 808 | } |
| 809 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 810 | /*loop through all adapters. TBD fix for Concurrency */ |
| 811 | status = hdd_get_front_adapter ( pHddCtx, &pAdapterNode ); |
| 812 | while ( NULL != pAdapterNode && VOS_STATUS_SUCCESS == status ) |
| 813 | { |
| 814 | pAdapter = pAdapterNode->pAdapter; |
| 815 | if ( (WLAN_HDD_INFRA_STATION != pAdapter->device_mode) |
Madan Mohan Koyyalamudi | 802d758 | 2012-10-31 14:19:40 -0700 | [diff] [blame] | 816 | && (WLAN_HDD_SOFTAP != pAdapter->device_mode) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 817 | && (WLAN_HDD_P2P_CLIENT != pAdapter->device_mode) ) |
| 818 | |
Madan Mohan Koyyalamudi | 802d758 | 2012-10-31 14:19:40 -0700 | [diff] [blame] | 819 | { // we skip this registration for modes other than STA, SAP and P2P client modes. |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 820 | status = hdd_get_next_adapter ( pHddCtx, pAdapterNode, &pNext ); |
| 821 | pAdapterNode = pNext; |
| 822 | continue; |
| 823 | } |
| 824 | |
| 825 | #ifdef SUPPORT_EARLY_SUSPEND_STANDBY_DEEPSLEEP |
| 826 | if (pHddCtx->cfg_ini->nEnableSuspend == WLAN_MAP_SUSPEND_TO_STANDBY) |
| 827 | { |
| 828 | //stop the interface before putting the chip to standby |
| 829 | netif_tx_disable(pAdapter->dev); |
| 830 | netif_carrier_off(pAdapter->dev); |
| 831 | } |
| 832 | else if (pHddCtx->cfg_ini->nEnableSuspend == |
| 833 | WLAN_MAP_SUSPEND_TO_DEEP_SLEEP) |
| 834 | { |
| 835 | //Execute deep sleep procedure |
| 836 | hdd_enter_deep_sleep(pHddCtx, pAdapter); |
| 837 | } |
| 838 | #endif |
| 839 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 840 | //Apply Dynamic Dtim For P2P |
| 841 | //Only if ignoreDynamicDtimInP2pMode is not set in ini |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 842 | if((pHddCtx->cfg_ini->enableDynamicDTIM || |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 843 | pHddCtx->cfg_ini->enableModulatedDTIM) && |
| 844 | ((WLAN_HDD_INFRA_STATION == pAdapter->device_mode) || |
| 845 | ((WLAN_HDD_P2P_CLIENT == pAdapter->device_mode) && |
| 846 | !(pHddCtx->cfg_ini->ignoreDynamicDtimInP2pMode))) && |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 847 | (eANI_BOOLEAN_TRUE == pAdapter->higherDtimTransition) && |
| 848 | (eConnectionState_Associated == |
| 849 | (WLAN_HDD_GET_STATION_CTX_PTR(pAdapter))->conn_info.connState) && |
| 850 | (pHddCtx->cfg_ini->fIsBmpsEnabled)) |
| 851 | { |
| 852 | tSirSetPowerParamsReq powerRequest = { 0 }; |
| 853 | |
| 854 | powerRequest.uIgnoreDTIM = 1; |
| 855 | |
| 856 | /*Back up the actual values from CFG */ |
| 857 | wlan_cfgGetInt(pHddCtx->hHal, WNI_CFG_IGNORE_DTIM, |
| 858 | &pHddCtx->hdd_actual_ignore_DTIM_value); |
| 859 | wlan_cfgGetInt(pHddCtx->hHal, WNI_CFG_LISTEN_INTERVAL, |
| 860 | &pHddCtx->hdd_actual_LI_value); |
| 861 | |
| 862 | if(pHddCtx->cfg_ini->enableModulatedDTIM) |
| 863 | { |
| 864 | powerRequest.uDTIMPeriod = pHddCtx->cfg_ini->enableModulatedDTIM; |
| 865 | powerRequest.uListenInterval = pHddCtx->hdd_actual_LI_value; |
| 866 | } |
| 867 | else |
| 868 | { |
| 869 | powerRequest.uListenInterval = pHddCtx->cfg_ini->enableDynamicDTIM; |
| 870 | } |
| 871 | |
| 872 | /* Update ignoreDTIM and ListedInterval in CFG to remain at the DTIM |
| 873 | *specified during Enter/Exit BMPS when LCD off*/ |
| 874 | ccmCfgSetInt(pHddCtx->hHal, WNI_CFG_IGNORE_DTIM, powerRequest.uIgnoreDTIM, |
| 875 | NULL, eANI_BOOLEAN_FALSE); |
| 876 | ccmCfgSetInt(pHddCtx->hHal, WNI_CFG_LISTEN_INTERVAL, powerRequest.uListenInterval, |
| 877 | NULL, eANI_BOOLEAN_FALSE); |
| 878 | |
| 879 | /* switch to the DTIM specified in cfg.ini */ |
| 880 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, |
| 881 | "Switch to DTIM%d \n", powerRequest.uListenInterval); |
Tushnim Bhattacharyya | 3a37def | 2013-02-24 11:11:15 -0800 | [diff] [blame] | 882 | sme_SetPowerParams( WLAN_HDD_GET_HAL_CTX(pAdapter), &powerRequest, FALSE); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 883 | |
| 884 | if (BMPS == pmcGetPmcState(pHddCtx->hHal)) |
| 885 | { |
| 886 | /* put the device into full power */ |
| 887 | wlan_hdd_enter_bmps(pAdapter, DRIVER_POWER_MODE_ACTIVE); |
| 888 | |
| 889 | /* put the device back into BMPS */ |
| 890 | wlan_hdd_enter_bmps(pAdapter, DRIVER_POWER_MODE_AUTO); |
| 891 | |
| 892 | pHddCtx->hdd_ignore_dtim_enabled = TRUE; |
| 893 | } |
| 894 | } |
| 895 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 896 | /*Suspend notification sent down to driver*/ |
Gopichand Nakkala | 0f27681 | 2013-02-24 14:45:51 +0530 | [diff] [blame] | 897 | hdd_conf_suspend_ind(pHddCtx, pAdapter); |
Gopichand Nakkala | 870cbae | 2013-03-15 21:16:09 +0530 | [diff] [blame] | 898 | |
| 899 | #ifdef WLAN_FEATURE_GTK_OFFLOAD |
| 900 | if ((WLAN_HDD_INFRA_STATION == pAdapter->device_mode) || |
| 901 | (WLAN_HDD_P2P_CLIENT == pAdapter->device_mode)) |
| 902 | { |
| 903 | eHalStatus ret; |
| 904 | hdd_station_ctx_t *pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter); |
| 905 | if ((eConnectionState_Associated == pHddStaCtx->conn_info.connState) && |
| 906 | (TRUE == pHddStaCtx->gtkOffloadRequestParams.requested)) |
| 907 | { |
| 908 | ret = sme_SetGTKOffload(WLAN_HDD_GET_HAL_CTX(pAdapter), |
| 909 | &pHddStaCtx->gtkOffloadRequestParams.gtkOffloadReqParams, |
| 910 | pAdapter->sessionId); |
| 911 | if (eHAL_STATUS_SUCCESS != ret) |
| 912 | { |
| 913 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, |
| 914 | "%s: sme_SetGTKOffload failed, returned %d", |
| 915 | __func__, ret); |
| 916 | } |
| 917 | pHddStaCtx->gtkOffloadRequestParams.requested = FALSE; |
| 918 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, |
| 919 | "%s: sme_SetGTKOffload successfull", |
| 920 | __func__); |
| 921 | } |
| 922 | } |
| 923 | #endif |
| 924 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 925 | status = hdd_get_next_adapter ( pHddCtx, pAdapterNode, &pNext ); |
| 926 | pAdapterNode = pNext; |
| 927 | } |
| 928 | pHddCtx->hdd_wlan_suspended = TRUE; |
| 929 | |
| 930 | #ifdef SUPPORT_EARLY_SUSPEND_STANDBY_DEEPSLEEP |
| 931 | if(pHddCtx->cfg_ini->nEnableSuspend == WLAN_MAP_SUSPEND_TO_STANDBY) |
| 932 | { |
| 933 | hdd_enter_standby(pHddCtx); |
| 934 | } |
| 935 | #endif |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 936 | |
| 937 | return; |
| 938 | } |
| 939 | |
| 940 | static void hdd_PowerStateChangedCB |
| 941 | ( |
| 942 | v_PVOID_t callbackContext, |
| 943 | tPmcState newState |
| 944 | ) |
| 945 | { |
| 946 | hdd_context_t *pHddCtx = callbackContext; |
| 947 | |
| 948 | /* if the driver was not in BMPS during early suspend, |
| 949 | * the dynamic DTIM is now updated at Riva */ |
| 950 | if ((newState == BMPS) && pHddCtx->hdd_wlan_suspended |
| 951 | && pHddCtx->cfg_ini->enableDynamicDTIM |
| 952 | && (pHddCtx->hdd_ignore_dtim_enabled == FALSE)) |
| 953 | { |
| 954 | pHddCtx->hdd_ignore_dtim_enabled = TRUE; |
| 955 | } |
| 956 | spin_lock(&pHddCtx->filter_lock); |
Gopichand Nakkala | c1b1152 | 2013-03-25 15:25:33 +0530 | [diff] [blame] | 957 | if((newState == BMPS) && pHddCtx->hdd_wlan_suspended) { |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 958 | spin_unlock(&pHddCtx->filter_lock); |
| 959 | hdd_conf_mcastbcast_filter(pHddCtx, TRUE); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 960 | if(pHddCtx->hdd_mcastbcast_filter_set != TRUE) |
| 961 | hddLog(VOS_TRACE_LEVEL_ERROR, "%s: Not able to set mcast/bcast filter ", __func__); |
| 962 | } |
| 963 | else |
| 964 | spin_unlock(&pHddCtx->filter_lock); |
| 965 | } |
| 966 | |
| 967 | |
| 968 | |
| 969 | void hdd_register_mcast_bcast_filter(hdd_context_t *pHddCtx) |
| 970 | { |
| 971 | v_CONTEXT_t pVosContext; |
| 972 | tHalHandle smeContext; |
| 973 | |
| 974 | pVosContext = vos_get_global_context(VOS_MODULE_ID_SYS, NULL); |
| 975 | if (NULL == pVosContext) |
| 976 | { |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 977 | hddLog(LOGE, "%s: Invalid pContext", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 978 | return; |
| 979 | } |
| 980 | smeContext = vos_get_context(VOS_MODULE_ID_SME, pVosContext); |
| 981 | if (NULL == smeContext) |
| 982 | { |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 983 | hddLog(LOGE, "%s: Invalid smeContext", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 984 | return; |
| 985 | } |
| 986 | |
| 987 | spin_lock_init(&pHddCtx->filter_lock); |
| 988 | if (WLAN_MAP_SUSPEND_TO_MCAST_BCAST_FILTER == |
| 989 | pHddCtx->cfg_ini->nEnableSuspend) |
| 990 | { |
| 991 | pmcRegisterDeviceStateUpdateInd(smeContext, |
| 992 | hdd_PowerStateChangedCB, pHddCtx); |
| 993 | } |
| 994 | } |
| 995 | |
| 996 | void hdd_unregister_mcast_bcast_filter(hdd_context_t *pHddCtx) |
| 997 | { |
| 998 | v_CONTEXT_t pVosContext; |
| 999 | tHalHandle smeContext; |
| 1000 | |
| 1001 | pVosContext = vos_get_global_context(VOS_MODULE_ID_SYS, NULL); |
| 1002 | if (NULL == pVosContext) |
| 1003 | { |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1004 | hddLog(LOGE, "%s: Invalid pContext", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1005 | return; |
| 1006 | } |
| 1007 | smeContext = vos_get_context(VOS_MODULE_ID_SME, pVosContext); |
| 1008 | if (NULL == smeContext) |
| 1009 | { |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1010 | hddLog(LOGE, "%s: Invalid smeContext", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1011 | return; |
| 1012 | } |
| 1013 | |
| 1014 | if (WLAN_MAP_SUSPEND_TO_MCAST_BCAST_FILTER == |
| 1015 | pHddCtx->cfg_ini->nEnableSuspend) |
| 1016 | { |
| 1017 | pmcDeregisterDeviceStateUpdateInd(smeContext, hdd_PowerStateChangedCB); |
| 1018 | } |
| 1019 | } |
Gopichand Nakkala | 870cbae | 2013-03-15 21:16:09 +0530 | [diff] [blame] | 1020 | #ifdef WLAN_FEATURE_GTK_OFFLOAD |
| 1021 | void wlan_hdd_update_and_dissable_gtk_offload(hdd_adapter_t *pAdapter) |
| 1022 | { |
| 1023 | eHalStatus ret; |
| 1024 | tpSirGtkOffloadParams pGtkOffloadReqParams; |
| 1025 | hdd_station_ctx_t *pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter); |
| 1026 | |
| 1027 | pGtkOffloadReqParams = |
| 1028 | &pHddStaCtx->gtkOffloadRequestParams.gtkOffloadReqParams; |
| 1029 | |
| 1030 | if ((eConnectionState_Associated == pHddStaCtx->conn_info.connState) && |
| 1031 | (0 != memcmp(&pGtkOffloadReqParams->bssId, |
| 1032 | &pHddStaCtx->conn_info.bssId, WNI_CFG_BSSID_LEN)) && |
| 1033 | (FALSE == pHddStaCtx->gtkOffloadRequestParams.requested)) |
| 1034 | { |
| 1035 | /* Host driver has previously offloaded GTK rekey */ |
| 1036 | ret = sme_GetGTKOffload(WLAN_HDD_GET_HAL_CTX(pAdapter), |
| 1037 | wlan_hdd_cfg80211_update_replayCounterCallback, |
| 1038 | pAdapter, pAdapter->sessionId); |
| 1039 | if (eHAL_STATUS_SUCCESS != ret) |
| 1040 | { |
| 1041 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, |
| 1042 | "%s: sme_GetGTKOffload failed, returned %d", |
| 1043 | __func__, ret); |
| 1044 | } |
| 1045 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, |
| 1046 | "%s: sme_GetGTKOffload successfull", __func__); |
| 1047 | |
| 1048 | /* Sending GTK offload dissable */ |
| 1049 | pGtkOffloadReqParams->ulFlags = GTK_OFFLOAD_DISABLE; |
| 1050 | ret = sme_SetGTKOffload(WLAN_HDD_GET_HAL_CTX(pAdapter), |
| 1051 | pGtkOffloadReqParams, pAdapter->sessionId); |
| 1052 | |
| 1053 | if (eHAL_STATUS_SUCCESS != ret) |
| 1054 | { |
| 1055 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, |
| 1056 | "%s: failed to dissable GTK offload, returned %d", |
| 1057 | __func__, ret); |
| 1058 | } |
| 1059 | pHddStaCtx->gtkOffloadRequestParams.requested = FALSE; |
| 1060 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, |
| 1061 | "%s: successfully dissabled GTK offload request to HAL", |
| 1062 | __func__); |
| 1063 | } |
| 1064 | } |
| 1065 | #endif /*WLAN_FEATURE_GTK_OFFLOAD*/ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1066 | |
Sameer Thalappil | 45931fb | 2013-02-01 11:18:05 -0800 | [diff] [blame] | 1067 | void hdd_resume_wlan(void) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1068 | { |
| 1069 | hdd_context_t *pHddCtx = NULL; |
| 1070 | hdd_adapter_t *pAdapter = NULL; |
| 1071 | hdd_adapter_list_node_t *pAdapterNode = NULL, *pNext = NULL; |
| 1072 | VOS_STATUS status; |
| 1073 | v_CONTEXT_t pVosContext = NULL; |
Jeff Johnson | bc676b4 | 2013-02-14 16:04:08 -0800 | [diff] [blame] | 1074 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1075 | hddLog(VOS_TRACE_LEVEL_INFO, "%s: WLAN being resumed by Android OS",__func__); |
| 1076 | |
| 1077 | //Get the global VOSS context. |
| 1078 | pVosContext = vos_get_global_context(VOS_MODULE_ID_SYS, NULL); |
| 1079 | if(!pVosContext) { |
| 1080 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: Global VOS context is Null", __func__); |
| 1081 | return; |
| 1082 | } |
| 1083 | |
| 1084 | //Get the HDD context. |
| 1085 | pHddCtx = (hdd_context_t *)vos_get_context(VOS_MODULE_ID_HDD, pVosContext ); |
| 1086 | |
| 1087 | if(!pHddCtx) { |
| 1088 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: HDD context is Null",__func__); |
| 1089 | return; |
| 1090 | } |
| 1091 | |
| 1092 | if (pHddCtx->isLogpInProgress) { |
| 1093 | hddLog(VOS_TRACE_LEVEL_INFO, |
| 1094 | "%s: Ignore resume wlan, LOGP in progress!", __func__); |
| 1095 | return; |
| 1096 | } |
| 1097 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1098 | pHddCtx->hdd_wlan_suspended = FALSE; |
| 1099 | /*loop through all adapters. Concurrency */ |
| 1100 | status = hdd_get_front_adapter ( pHddCtx, &pAdapterNode ); |
| 1101 | |
| 1102 | while ( NULL != pAdapterNode && VOS_STATUS_SUCCESS == status ) |
| 1103 | { |
| 1104 | pAdapter = pAdapterNode->pAdapter; |
| 1105 | if ( (WLAN_HDD_INFRA_STATION != pAdapter->device_mode) |
Madan Mohan Koyyalamudi | 802d758 | 2012-10-31 14:19:40 -0700 | [diff] [blame] | 1106 | && (WLAN_HDD_SOFTAP != pAdapter->device_mode) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1107 | && (WLAN_HDD_P2P_CLIENT != pAdapter->device_mode) ) |
Madan Mohan Koyyalamudi | 802d758 | 2012-10-31 14:19:40 -0700 | [diff] [blame] | 1108 | { // we skip this registration for modes other than STA, SAP and P2P client modes. |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1109 | status = hdd_get_next_adapter ( pHddCtx, pAdapterNode, &pNext ); |
| 1110 | pAdapterNode = pNext; |
| 1111 | continue; |
| 1112 | } |
Gopichand Nakkala | 870cbae | 2013-03-15 21:16:09 +0530 | [diff] [blame] | 1113 | |
| 1114 | #ifdef WLAN_FEATURE_GTK_OFFLOAD |
| 1115 | if ((WLAN_HDD_INFRA_STATION == pAdapter->device_mode) || |
| 1116 | (WLAN_HDD_P2P_CLIENT == pAdapter->device_mode)) |
| 1117 | { |
| 1118 | wlan_hdd_update_and_dissable_gtk_offload(pAdapter); |
| 1119 | } |
| 1120 | #endif |
| 1121 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1122 | #ifdef SUPPORT_EARLY_SUSPEND_STANDBY_DEEPSLEEP |
| 1123 | if(pHddCtx->hdd_ps_state == eHDD_SUSPEND_DEEP_SLEEP) |
| 1124 | { |
| 1125 | hddLog(VOS_TRACE_LEVEL_INFO, "%s: WLAN being resumed from deep sleep",__func__); |
| 1126 | hdd_exit_deep_sleep(pAdapter); |
| 1127 | } |
| 1128 | #endif |
| 1129 | |
| 1130 | if(pHddCtx->hdd_ignore_dtim_enabled == TRUE) |
| 1131 | { |
| 1132 | /*Switch back to DTIM 1*/ |
| 1133 | tSirSetPowerParamsReq powerRequest = { 0 }; |
| 1134 | |
| 1135 | powerRequest.uIgnoreDTIM = pHddCtx->hdd_actual_ignore_DTIM_value; |
| 1136 | powerRequest.uListenInterval = pHddCtx->hdd_actual_LI_value; |
| 1137 | |
| 1138 | /*Disabled ModulatedDTIM if enabled on suspend*/ |
| 1139 | if(pHddCtx->cfg_ini->enableModulatedDTIM) |
| 1140 | powerRequest.uDTIMPeriod = 0; |
| 1141 | |
| 1142 | /* Update ignoreDTIM and ListedInterval in CFG with default values */ |
| 1143 | ccmCfgSetInt(pHddCtx->hHal, WNI_CFG_IGNORE_DTIM, powerRequest.uIgnoreDTIM, |
| 1144 | NULL, eANI_BOOLEAN_FALSE); |
| 1145 | ccmCfgSetInt(pHddCtx->hHal, WNI_CFG_LISTEN_INTERVAL, powerRequest.uListenInterval, |
| 1146 | NULL, eANI_BOOLEAN_FALSE); |
| 1147 | |
| 1148 | VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, |
| 1149 | "Switch to DTIM%d \n",powerRequest.uListenInterval); |
Tushnim Bhattacharyya | 3a37def | 2013-02-24 11:11:15 -0800 | [diff] [blame] | 1150 | sme_SetPowerParams( WLAN_HDD_GET_HAL_CTX(pAdapter), &powerRequest, FALSE); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1151 | |
Madan Mohan Koyyalamudi | 69b3418 | 2013-01-16 08:51:40 +0530 | [diff] [blame] | 1152 | if (BMPS == pmcGetPmcState(pHddCtx->hHal)) |
| 1153 | { |
| 1154 | /* put the device into full power */ |
| 1155 | wlan_hdd_enter_bmps(pAdapter, DRIVER_POWER_MODE_ACTIVE); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1156 | |
Madan Mohan Koyyalamudi | 69b3418 | 2013-01-16 08:51:40 +0530 | [diff] [blame] | 1157 | /* put the device back into BMPS */ |
| 1158 | wlan_hdd_enter_bmps(pAdapter, DRIVER_POWER_MODE_AUTO); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1159 | |
Madan Mohan Koyyalamudi | 69b3418 | 2013-01-16 08:51:40 +0530 | [diff] [blame] | 1160 | pHddCtx->hdd_ignore_dtim_enabled = FALSE; |
| 1161 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1162 | } |
| 1163 | |
Gopichand Nakkala | 0f27681 | 2013-02-24 14:45:51 +0530 | [diff] [blame] | 1164 | hdd_conf_resume_ind(pAdapter); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1165 | status = hdd_get_next_adapter ( pHddCtx, pAdapterNode, &pNext ); |
| 1166 | pAdapterNode = pNext; |
| 1167 | } |
| 1168 | |
| 1169 | #ifdef SUPPORT_EARLY_SUSPEND_STANDBY_DEEPSLEEP |
| 1170 | if(pHddCtx->hdd_ps_state == eHDD_SUSPEND_STANDBY) |
| 1171 | { |
| 1172 | hdd_exit_standby(pHddCtx); |
| 1173 | } |
| 1174 | #endif |
| 1175 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1176 | return; |
| 1177 | } |
| 1178 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1179 | VOS_STATUS hdd_wlan_reset_initialization(void) |
| 1180 | { |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1181 | v_CONTEXT_t pVosContext = NULL; |
| 1182 | |
| 1183 | hddLog(VOS_TRACE_LEVEL_FATAL, "%s: WLAN being reset",__func__); |
| 1184 | |
| 1185 | //Get the global VOSS context. |
| 1186 | pVosContext = vos_get_global_context(VOS_MODULE_ID_SYS, NULL); |
| 1187 | if(!pVosContext) |
| 1188 | { |
| 1189 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: Global VOS context is Null", __func__); |
| 1190 | return VOS_STATUS_E_FAILURE; |
| 1191 | } |
| 1192 | |
| 1193 | hddLog(VOS_TRACE_LEVEL_FATAL, "%s: Preventing the phone from going to suspend",__func__); |
| 1194 | |
| 1195 | // Prevent the phone from going to sleep |
| 1196 | hdd_prevent_suspend(); |
| 1197 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1198 | return VOS_STATUS_SUCCESS; |
| 1199 | } |
| 1200 | |
| 1201 | |
Sameer Thalappil | 45931fb | 2013-02-01 11:18:05 -0800 | [diff] [blame] | 1202 | /* |
| 1203 | * Based on the ioctl command recieved by HDD, put WLAN driver |
| 1204 | * into the quiet mode. This is the same as the early suspend |
| 1205 | * notification that driver used to listen |
| 1206 | */ |
| 1207 | void hdd_set_wlan_suspend_mode(bool suspend) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1208 | { |
Sameer Thalappil | 45931fb | 2013-02-01 11:18:05 -0800 | [diff] [blame] | 1209 | if (suspend) |
| 1210 | hdd_suspend_wlan(); |
| 1211 | else |
| 1212 | hdd_resume_wlan(); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1213 | } |
| 1214 | |
Madan Mohan Koyyalamudi | b0e7064 | 2012-10-11 12:20:22 -0700 | [diff] [blame] | 1215 | static void hdd_ssr_timer_init(void) |
| 1216 | { |
| 1217 | init_timer(&ssr_timer); |
| 1218 | } |
Sameer Thalappil | 45931fb | 2013-02-01 11:18:05 -0800 | [diff] [blame] | 1219 | |
Madan Mohan Koyyalamudi | b0e7064 | 2012-10-11 12:20:22 -0700 | [diff] [blame] | 1220 | static void hdd_ssr_timer_del(void) |
| 1221 | { |
| 1222 | del_timer(&ssr_timer); |
| 1223 | ssr_timer_started = false; |
| 1224 | } |
Sameer Thalappil | 45931fb | 2013-02-01 11:18:05 -0800 | [diff] [blame] | 1225 | |
Madan Mohan Koyyalamudi | b0e7064 | 2012-10-11 12:20:22 -0700 | [diff] [blame] | 1226 | static void hdd_ssr_timer_cb(unsigned long data) |
| 1227 | { |
| 1228 | hddLog(VOS_TRACE_LEVEL_FATAL, "%s: HDD SSR timer expired", __func__); |
| 1229 | VOS_BUG(0); |
| 1230 | } |
Sameer Thalappil | 45931fb | 2013-02-01 11:18:05 -0800 | [diff] [blame] | 1231 | |
Madan Mohan Koyyalamudi | b0e7064 | 2012-10-11 12:20:22 -0700 | [diff] [blame] | 1232 | static void hdd_ssr_timer_start(int msec) |
| 1233 | { |
| 1234 | if(ssr_timer_started) |
| 1235 | { |
| 1236 | hddLog(VOS_TRACE_LEVEL_FATAL, "%s: trying to start SSR timer when it's running" |
| 1237 | ,__func__); |
| 1238 | } |
| 1239 | ssr_timer.expires = jiffies + msecs_to_jiffies(msec); |
| 1240 | ssr_timer.function = hdd_ssr_timer_cb; |
| 1241 | add_timer(&ssr_timer); |
| 1242 | ssr_timer_started = true; |
| 1243 | } |
Sameer Thalappil | 45931fb | 2013-02-01 11:18:05 -0800 | [diff] [blame] | 1244 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1245 | /* the HDD interface to WLAN driver shutdown, |
| 1246 | * the primary shutdown function in SSR |
| 1247 | */ |
| 1248 | VOS_STATUS hdd_wlan_shutdown(void) |
| 1249 | { |
| 1250 | VOS_STATUS vosStatus; |
| 1251 | v_CONTEXT_t pVosContext = NULL; |
| 1252 | hdd_context_t *pHddCtx = NULL; |
| 1253 | pVosSchedContext vosSchedContext = NULL; |
| 1254 | |
| 1255 | hddLog(VOS_TRACE_LEVEL_FATAL, "%s: WLAN driver shutting down! ",__func__); |
| 1256 | |
Madan Mohan Koyyalamudi | b0e7064 | 2012-10-11 12:20:22 -0700 | [diff] [blame] | 1257 | /* if re-init never happens, then do SSR1 */ |
| 1258 | hdd_ssr_timer_init(); |
| 1259 | hdd_ssr_timer_start(HDD_SSR_BRING_UP_TIME); |
| 1260 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1261 | /* Get the global VOSS context. */ |
| 1262 | pVosContext = vos_get_global_context(VOS_MODULE_ID_SYS, NULL); |
| 1263 | if(!pVosContext) { |
| 1264 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: Global VOS context is Null", __func__); |
| 1265 | return VOS_STATUS_E_FAILURE; |
| 1266 | } |
| 1267 | /* Get the HDD context. */ |
| 1268 | pHddCtx = (hdd_context_t*)vos_get_context(VOS_MODULE_ID_HDD, pVosContext); |
| 1269 | if(!pHddCtx) { |
| 1270 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: HDD context is Null",__func__); |
| 1271 | return VOS_STATUS_E_FAILURE; |
| 1272 | } |
| 1273 | hdd_reset_all_adapters(pHddCtx); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1274 | /* DeRegister with platform driver as client for Suspend/Resume */ |
| 1275 | vosStatus = hddDeregisterPmOps(pHddCtx); |
| 1276 | if ( !VOS_IS_STATUS_SUCCESS( vosStatus ) ) |
| 1277 | { |
| 1278 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: hddDeregisterPmOps failed",__func__); |
| 1279 | } |
| 1280 | |
| 1281 | vosStatus = hddDevTmUnregisterNotifyCallback(pHddCtx); |
| 1282 | if ( !VOS_IS_STATUS_SUCCESS( vosStatus ) ) |
| 1283 | { |
| 1284 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: hddDevTmUnregisterNotifyCallback failed",__func__); |
| 1285 | } |
| 1286 | |
| 1287 | /* Disable IMPS/BMPS as we do not want the device to enter any power |
| 1288 | * save mode on its own during reset sequence |
| 1289 | */ |
| 1290 | sme_DisablePowerSave(pHddCtx->hHal, ePMC_IDLE_MODE_POWER_SAVE); |
| 1291 | sme_DisablePowerSave(pHddCtx->hHal, ePMC_BEACON_MODE_POWER_SAVE); |
| 1292 | sme_DisablePowerSave(pHddCtx->hHal, ePMC_UAPSD_MODE_POWER_SAVE); |
| 1293 | |
| 1294 | vosSchedContext = get_vos_sched_ctxt(); |
| 1295 | |
| 1296 | /* Wakeup all driver threads */ |
| 1297 | if(TRUE == pHddCtx->isMcThreadSuspended){ |
| 1298 | complete(&vosSchedContext->ResumeMcEvent); |
| 1299 | pHddCtx->isMcThreadSuspended= FALSE; |
| 1300 | } |
| 1301 | if(TRUE == pHddCtx->isTxThreadSuspended){ |
| 1302 | complete(&vosSchedContext->ResumeTxEvent); |
| 1303 | pHddCtx->isTxThreadSuspended= FALSE; |
| 1304 | } |
| 1305 | if(TRUE == pHddCtx->isRxThreadSuspended){ |
| 1306 | complete(&vosSchedContext->ResumeRxEvent); |
| 1307 | pHddCtx->isRxThreadSuspended= FALSE; |
| 1308 | } |
| 1309 | /* Reset the Suspend Variable */ |
| 1310 | pHddCtx->isWlanSuspended = FALSE; |
| 1311 | |
| 1312 | /* Stop all the threads; we do not want any messages to be a processed, |
| 1313 | * any more and the best way to ensure that is to terminate the threads |
| 1314 | * gracefully. |
| 1315 | */ |
| 1316 | /* Wait for MC to exit */ |
| 1317 | hddLog(VOS_TRACE_LEVEL_FATAL, "%s: Shutting down MC thread",__func__); |
| 1318 | set_bit(MC_SHUTDOWN_EVENT_MASK, &vosSchedContext->mcEventFlag); |
| 1319 | set_bit(MC_POST_EVENT_MASK, &vosSchedContext->mcEventFlag); |
| 1320 | wake_up_interruptible(&vosSchedContext->mcWaitQueue); |
| 1321 | wait_for_completion_interruptible(&vosSchedContext->McShutdown); |
| 1322 | |
| 1323 | /* Wait for TX to exit */ |
| 1324 | hddLog(VOS_TRACE_LEVEL_FATAL, "%s: Shutting down TX thread",__func__); |
| 1325 | set_bit(TX_SHUTDOWN_EVENT_MASK, &vosSchedContext->txEventFlag); |
| 1326 | set_bit(TX_POST_EVENT_MASK, &vosSchedContext->txEventFlag); |
| 1327 | wake_up_interruptible(&vosSchedContext->txWaitQueue); |
| 1328 | wait_for_completion_interruptible(&vosSchedContext->TxShutdown); |
| 1329 | |
| 1330 | /* Wait for RX to exit */ |
| 1331 | hddLog(VOS_TRACE_LEVEL_FATAL, "%s: Shutting down RX thread",__func__); |
| 1332 | set_bit(RX_SHUTDOWN_EVENT_MASK, &vosSchedContext->rxEventFlag); |
| 1333 | set_bit(RX_POST_EVENT_MASK, &vosSchedContext->rxEventFlag); |
| 1334 | wake_up_interruptible(&vosSchedContext->rxWaitQueue); |
| 1335 | wait_for_completion_interruptible(&vosSchedContext->RxShutdown); |
| 1336 | |
| 1337 | #ifdef WLAN_BTAMP_FEATURE |
| 1338 | vosStatus = WLANBAP_Stop(pVosContext); |
| 1339 | if (!VOS_IS_STATUS_SUCCESS(vosStatus)) |
| 1340 | { |
| 1341 | VOS_TRACE( VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 1342 | "%s: Failed to stop BAP",__func__); |
| 1343 | } |
| 1344 | #endif //WLAN_BTAMP_FEATURE |
| 1345 | vosStatus = vos_wda_shutdown(pVosContext); |
| 1346 | VOS_ASSERT(VOS_IS_STATUS_SUCCESS(vosStatus)); |
| 1347 | |
| 1348 | hddLog(VOS_TRACE_LEVEL_FATAL, "%s: Doing SME STOP",__func__); |
| 1349 | /* Stop SME - Cannot invoke vos_stop as vos_stop relies |
| 1350 | * on threads being running to process the SYS Stop |
| 1351 | */ |
| 1352 | vosStatus = sme_Stop(pHddCtx->hHal, TRUE); |
| 1353 | VOS_ASSERT(VOS_IS_STATUS_SUCCESS(vosStatus)); |
| 1354 | |
| 1355 | hddLog(VOS_TRACE_LEVEL_FATAL, "%s: Doing MAC STOP",__func__); |
| 1356 | /* Stop MAC (PE and HAL) */ |
| 1357 | vosStatus = macStop(pHddCtx->hHal, HAL_STOP_TYPE_SYS_RESET); |
| 1358 | VOS_ASSERT(VOS_IS_STATUS_SUCCESS(vosStatus)); |
| 1359 | |
| 1360 | hddLog(VOS_TRACE_LEVEL_FATAL, "%s: Doing TL STOP",__func__); |
| 1361 | /* Stop TL */ |
| 1362 | vosStatus = WLANTL_Stop(pVosContext); |
| 1363 | VOS_ASSERT(VOS_IS_STATUS_SUCCESS(vosStatus)); |
| 1364 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1365 | hdd_unregister_mcast_bcast_filter(pHddCtx); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1366 | hddLog(VOS_TRACE_LEVEL_INFO, "%s: Flush Queues",__func__); |
| 1367 | /* Clean up message queues of TX and MC thread */ |
| 1368 | vos_sched_flush_mc_mqs(vosSchedContext); |
| 1369 | vos_sched_flush_tx_mqs(vosSchedContext); |
| 1370 | vos_sched_flush_rx_mqs(vosSchedContext); |
| 1371 | |
| 1372 | /* Deinit all the TX and MC queues */ |
| 1373 | vos_sched_deinit_mqs(vosSchedContext); |
| 1374 | hddLog(VOS_TRACE_LEVEL_INFO, "%s: Doing VOS Shutdown",__func__); |
| 1375 | |
| 1376 | /* shutdown VOSS */ |
| 1377 | vos_shutdown(pVosContext); |
Gopichand Nakkala | 05ab132 | 2013-02-15 11:28:38 +0530 | [diff] [blame] | 1378 | |
| 1379 | /*mac context has already been released in mac_close call |
| 1380 | so setting it to NULL in hdd context*/ |
| 1381 | pHddCtx->hHal = (tHalHandle)NULL; |
| 1382 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1383 | if (free_riva_power_on_lock("wlan")) |
| 1384 | { |
| 1385 | hddLog(VOS_TRACE_LEVEL_ERROR, "%s: failed to free power on lock", |
| 1386 | __func__); |
| 1387 | } |
| 1388 | hddLog(VOS_TRACE_LEVEL_FATAL, "%s: WLAN driver shutdown complete" |
| 1389 | ,__func__); |
| 1390 | return VOS_STATUS_SUCCESS; |
| 1391 | } |
| 1392 | |
| 1393 | |
| 1394 | |
| 1395 | /* the HDD interface to WLAN driver re-init. |
| 1396 | * This is called to initialize/start WLAN driver after a shutdown. |
| 1397 | */ |
| 1398 | VOS_STATUS hdd_wlan_re_init(void) |
| 1399 | { |
| 1400 | VOS_STATUS vosStatus; |
| 1401 | v_CONTEXT_t pVosContext = NULL; |
| 1402 | hdd_context_t *pHddCtx = NULL; |
| 1403 | eHalStatus halStatus; |
| 1404 | #ifdef WLAN_BTAMP_FEATURE |
| 1405 | hdd_config_t *pConfig = NULL; |
| 1406 | WLANBAP_ConfigType btAmpConfig; |
| 1407 | #endif |
| 1408 | |
Madan Mohan Koyyalamudi | b0e7064 | 2012-10-11 12:20:22 -0700 | [diff] [blame] | 1409 | hdd_ssr_timer_del(); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1410 | hdd_prevent_suspend(); |
Sameer Thalappil | 5d7a33f | 2013-01-30 08:36:16 -0800 | [diff] [blame] | 1411 | |
| 1412 | /* The driver should always be initialized in STA mode after SSR */ |
| 1413 | hdd_set_conparam(0); |
| 1414 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1415 | /* Re-open VOSS, it is a re-open b'se control transport was never closed. */ |
| 1416 | vosStatus = vos_open(&pVosContext, 0); |
| 1417 | if (!VOS_IS_STATUS_SUCCESS(vosStatus)) |
| 1418 | { |
| 1419 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: vos_open failed",__func__); |
| 1420 | goto err_re_init; |
| 1421 | } |
| 1422 | |
| 1423 | /* Get the HDD context. */ |
| 1424 | pHddCtx = (hdd_context_t *)vos_get_context(VOS_MODULE_ID_HDD, pVosContext); |
| 1425 | if(!pHddCtx) |
| 1426 | { |
| 1427 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: HDD context is Null",__func__); |
| 1428 | goto err_vosclose; |
| 1429 | } |
| 1430 | |
| 1431 | /* Save the hal context in Adapter */ |
| 1432 | pHddCtx->hHal = (tHalHandle)vos_get_context( VOS_MODULE_ID_SME, pVosContext ); |
| 1433 | if ( NULL == pHddCtx->hHal ) |
| 1434 | { |
| 1435 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: HAL context is null",__func__); |
| 1436 | goto err_vosclose; |
| 1437 | } |
| 1438 | |
| 1439 | /* Set the SME configuration parameters. */ |
| 1440 | vosStatus = hdd_set_sme_config(pHddCtx); |
| 1441 | if ( VOS_STATUS_SUCCESS != vosStatus ) |
| 1442 | { |
| 1443 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: Failed hdd_set_sme_config",__func__); |
| 1444 | goto err_vosclose; |
| 1445 | } |
| 1446 | |
| 1447 | /* Initialize the WMM module */ |
| 1448 | vosStatus = hdd_wmm_init(pHddCtx); |
| 1449 | if ( !VOS_IS_STATUS_SUCCESS( vosStatus )) |
| 1450 | { |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1451 | hddLog(VOS_TRACE_LEVEL_FATAL, "%s: hdd_wmm_init failed", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1452 | goto err_vosclose; |
| 1453 | } |
| 1454 | |
| 1455 | vosStatus = vos_preStart( pHddCtx->pvosContext ); |
| 1456 | if ( !VOS_IS_STATUS_SUCCESS( vosStatus ) ) |
| 1457 | { |
| 1458 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: vos_preStart failed",__func__); |
| 1459 | goto err_vosclose; |
| 1460 | } |
| 1461 | |
| 1462 | /* In the integrated architecture we update the configuration from |
| 1463 | the INI file and from NV before vOSS has been started so that |
| 1464 | the final contents are available to send down to the cCPU */ |
| 1465 | /* Apply the cfg.ini to cfg.dat */ |
| 1466 | if (FALSE == hdd_update_config_dat(pHddCtx)) |
| 1467 | { |
| 1468 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: config update failed",__func__ ); |
| 1469 | goto err_vosclose; |
| 1470 | } |
| 1471 | |
| 1472 | /* Set the MAC Address, currently this is used by HAL to add self sta. |
| 1473 | * Remove this once self sta is added as part of session open. */ |
| 1474 | halStatus = cfgSetStr(pHddCtx->hHal, WNI_CFG_STA_ID, |
| 1475 | (v_U8_t *)&pHddCtx->cfg_ini->intfMacAddr[0], |
| 1476 | sizeof(pHddCtx->cfg_ini->intfMacAddr[0])); |
| 1477 | if (!HAL_STATUS_SUCCESS(halStatus)) |
| 1478 | { |
| 1479 | hddLog(VOS_TRACE_LEVEL_ERROR,"%s: Failed to set MAC Address. " |
| 1480 | "HALStatus is %08d [x%08x]",__func__, halStatus, halStatus); |
| 1481 | goto err_vosclose; |
| 1482 | } |
| 1483 | |
| 1484 | /* Start VOSS which starts up the SME/MAC/HAL modules and everything else |
| 1485 | Note: Firmware image will be read and downloaded inside vos_start API */ |
| 1486 | vosStatus = vos_start( pVosContext ); |
| 1487 | if ( !VOS_IS_STATUS_SUCCESS( vosStatus ) ) |
| 1488 | { |
| 1489 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: vos_start failed",__func__); |
| 1490 | goto err_vosclose; |
| 1491 | } |
| 1492 | |
Madan Mohan Koyyalamudi | 8612ec9 | 2012-09-28 15:53:07 -0700 | [diff] [blame] | 1493 | /* Exchange capability info between Host and FW and also get versioning info from FW */ |
| 1494 | hdd_exchange_version_and_caps(pHddCtx); |
| 1495 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1496 | vosStatus = hdd_post_voss_start_config( pHddCtx ); |
| 1497 | if ( !VOS_IS_STATUS_SUCCESS( vosStatus ) ) |
| 1498 | { |
| 1499 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: hdd_post_voss_start_config failed", |
| 1500 | __func__); |
| 1501 | goto err_vosstop; |
| 1502 | } |
| 1503 | |
| 1504 | #ifdef WLAN_BTAMP_FEATURE |
| 1505 | vosStatus = WLANBAP_Open(pVosContext); |
| 1506 | if(!VOS_IS_STATUS_SUCCESS(vosStatus)) |
| 1507 | { |
| 1508 | VOS_TRACE( VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 1509 | "%s: Failed to open BAP",__func__); |
| 1510 | goto err_vosstop; |
| 1511 | } |
| 1512 | vosStatus = BSL_Init(pVosContext); |
| 1513 | if(!VOS_IS_STATUS_SUCCESS(vosStatus)) |
| 1514 | { |
| 1515 | VOS_TRACE( VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 1516 | "%s: Failed to Init BSL",__func__); |
| 1517 | goto err_bap_close; |
| 1518 | } |
| 1519 | vosStatus = WLANBAP_Start(pVosContext); |
| 1520 | if (!VOS_IS_STATUS_SUCCESS(vosStatus)) |
| 1521 | { |
| 1522 | VOS_TRACE( VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 1523 | "%s: Failed to start TL",__func__); |
| 1524 | goto err_bap_close; |
| 1525 | } |
| 1526 | pConfig = pHddCtx->cfg_ini; |
| 1527 | btAmpConfig.ucPreferredChannel = pConfig->preferredChannel; |
| 1528 | vosStatus = WLANBAP_SetConfig(&btAmpConfig); |
| 1529 | #endif //WLAN_BTAMP_FEATURE |
| 1530 | |
| 1531 | /* Restart all adapters */ |
| 1532 | hdd_start_all_adapters(pHddCtx); |
| 1533 | pHddCtx->isLogpInProgress = FALSE; |
| 1534 | pHddCtx->hdd_mcastbcast_filter_set = FALSE; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1535 | hdd_register_mcast_bcast_filter(pHddCtx); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1536 | |
| 1537 | /* Register with platform driver as client for Suspend/Resume */ |
| 1538 | vosStatus = hddRegisterPmOps(pHddCtx); |
| 1539 | if ( !VOS_IS_STATUS_SUCCESS( vosStatus ) ) |
| 1540 | { |
| 1541 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: hddRegisterPmOps failed",__func__); |
| 1542 | goto err_bap_stop; |
| 1543 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1544 | /* Allow the phone to go to sleep */ |
| 1545 | hdd_allow_suspend(); |
| 1546 | /* register for riva power on lock */ |
| 1547 | if (req_riva_power_on_lock("wlan")) |
| 1548 | { |
| 1549 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: req riva power on lock failed", |
| 1550 | __func__); |
| 1551 | goto err_unregister_pmops; |
| 1552 | } |
| 1553 | goto success; |
| 1554 | |
| 1555 | err_unregister_pmops: |
| 1556 | hddDeregisterPmOps(pHddCtx); |
| 1557 | |
| 1558 | err_bap_stop: |
Jeff Johnson | 32d95a3 | 2012-09-10 13:15:23 -0700 | [diff] [blame] | 1559 | #ifdef CONFIG_HAS_EARLYSUSPEND |
| 1560 | hdd_unregister_mcast_bcast_filter(pHddCtx); |
| 1561 | #endif |
| 1562 | hdd_close_all_adapters(pHddCtx); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1563 | #ifdef WLAN_BTAMP_FEATURE |
Jeff Johnson | 32d95a3 | 2012-09-10 13:15:23 -0700 | [diff] [blame] | 1564 | WLANBAP_Stop(pVosContext); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1565 | #endif |
| 1566 | |
| 1567 | #ifdef WLAN_BTAMP_FEATURE |
| 1568 | err_bap_close: |
| 1569 | WLANBAP_Close(pVosContext); |
| 1570 | #endif |
| 1571 | |
| 1572 | err_vosstop: |
| 1573 | vos_stop(pVosContext); |
| 1574 | |
| 1575 | err_vosclose: |
| 1576 | vos_close(pVosContext); |
| 1577 | vos_sched_close(pVosContext); |
| 1578 | if (pHddCtx) |
| 1579 | { |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1580 | /* Unregister the Net Device Notifier */ |
| 1581 | unregister_netdevice_notifier(&hdd_netdev_notifier); |
| 1582 | /* Clean up HDD Nlink Service */ |
| 1583 | send_btc_nlink_msg(WLAN_MODULE_DOWN_IND, 0); |
| 1584 | nl_srv_exit(); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1585 | /* Free up dynamically allocated members inside HDD Adapter */ |
| 1586 | kfree(pHddCtx->cfg_ini); |
| 1587 | pHddCtx->cfg_ini= NULL; |
| 1588 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1589 | wiphy_unregister(pHddCtx->wiphy); |
| 1590 | wiphy_free(pHddCtx->wiphy); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1591 | } |
| 1592 | vos_preClose(&pVosContext); |
| 1593 | |
| 1594 | #ifdef MEMORY_DEBUG |
| 1595 | vos_mem_exit(); |
| 1596 | #endif |
| 1597 | |
| 1598 | err_re_init: |
| 1599 | /* Allow the phone to go to sleep */ |
| 1600 | hdd_allow_suspend(); |
Madan Mohan Koyyalamudi | cae253a | 2012-11-06 19:10:35 -0800 | [diff] [blame] | 1601 | return -EPERM; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1602 | |
| 1603 | success: |
| 1604 | /* Trigger replay of BTC events */ |
| 1605 | send_btc_nlink_msg(WLAN_MODULE_DOWN_IND, 0); |
| 1606 | return VOS_STATUS_SUCCESS; |
| 1607 | } |