1e705c121SKalle Valo /****************************************************************************** 2e705c121SKalle Valo * 3e705c121SKalle Valo * This file is provided under a dual BSD/GPLv2 license. When using or 4e705c121SKalle Valo * redistributing this file, you may do so under either license. 5e705c121SKalle Valo * 6e705c121SKalle Valo * GPL LICENSE SUMMARY 7e705c121SKalle Valo * 89617040eSEmmanuel Grumbach * Copyright(c) 2012 - 2014, 2018 - 2020 Intel Corporation. All rights reserved. 9e705c121SKalle Valo * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH 10de8ba41bSLiad Kaufman * Copyright(c) 2016 - 2017 Intel Deutschland GmbH 11e705c121SKalle Valo * 12e705c121SKalle Valo * This program is free software; you can redistribute it and/or modify 13e705c121SKalle Valo * it under the terms of version 2 of the GNU General Public License as 14e705c121SKalle Valo * published by the Free Software Foundation. 15e705c121SKalle Valo * 16e705c121SKalle Valo * This program is distributed in the hope that it will be useful, but 17e705c121SKalle Valo * WITHOUT ANY WARRANTY; without even the implied warranty of 18e705c121SKalle Valo * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 19e705c121SKalle Valo * General Public License for more details. 20e705c121SKalle Valo * 21e705c121SKalle Valo * The full GNU General Public License is included in this distribution 22e705c121SKalle Valo * in the file called COPYING. 23e705c121SKalle Valo * 24e705c121SKalle Valo * Contact Information: 25cb2f8277SEmmanuel Grumbach * Intel Linux Wireless <linuxwifi@intel.com> 26e705c121SKalle Valo * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 27e705c121SKalle Valo * 28e705c121SKalle Valo * BSD LICENSE 29e705c121SKalle Valo * 309617040eSEmmanuel Grumbach * Copyright(c) 2012 - 2014, 2018 - 2020 Intel Corporation. All rights reserved. 31e705c121SKalle Valo * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH 32de8ba41bSLiad Kaufman * Copyright(c) 2016 - 2017 Intel Deutschland GmbH 33e705c121SKalle Valo * All rights reserved. 34e705c121SKalle Valo * 35e705c121SKalle Valo * Redistribution and use in source and binary forms, with or without 36e705c121SKalle Valo * modification, are permitted provided that the following conditions 37e705c121SKalle Valo * are met: 38e705c121SKalle Valo * 39e705c121SKalle Valo * * Redistributions of source code must retain the above copyright 40e705c121SKalle Valo * notice, this list of conditions and the following disclaimer. 41e705c121SKalle Valo * * Redistributions in binary form must reproduce the above copyright 42e705c121SKalle Valo * notice, this list of conditions and the following disclaimer in 43e705c121SKalle Valo * the documentation and/or other materials provided with the 44e705c121SKalle Valo * distribution. 45e705c121SKalle Valo * * Neither the name Intel Corporation nor the names of its 46e705c121SKalle Valo * contributors may be used to endorse or promote products derived 47e705c121SKalle Valo * from this software without specific prior written permission. 48e705c121SKalle Valo * 49e705c121SKalle Valo * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 50e705c121SKalle Valo * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 51e705c121SKalle Valo * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 52e705c121SKalle Valo * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 53e705c121SKalle Valo * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 54e705c121SKalle Valo * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 55e705c121SKalle Valo * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 56e705c121SKalle Valo * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 57e705c121SKalle Valo * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 58e705c121SKalle Valo * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 59e705c121SKalle Valo * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 60e705c121SKalle Valo * 61e705c121SKalle Valo *****************************************************************************/ 62e705c121SKalle Valo #include <linux/module.h> 63e705c121SKalle Valo #include <linux/vmalloc.h> 64e705c121SKalle Valo #include <net/mac80211.h> 65e705c121SKalle Valo 669fca9d5cSJohannes Berg #include "fw/notif-wait.h" 67e705c121SKalle Valo #include "iwl-trans.h" 68e705c121SKalle Valo #include "iwl-op-mode.h" 69d962f9b1SJohannes Berg #include "fw/img.h" 70e705c121SKalle Valo #include "iwl-debug.h" 71e705c121SKalle Valo #include "iwl-drv.h" 72e705c121SKalle Valo #include "iwl-modparams.h" 73e705c121SKalle Valo #include "mvm.h" 74e705c121SKalle Valo #include "iwl-phy-db.h" 75e705c121SKalle Valo #include "iwl-eeprom-parse.h" 76e705c121SKalle Valo #include "iwl-csr.h" 77e705c121SKalle Valo #include "iwl-io.h" 78e705c121SKalle Valo #include "iwl-prph.h" 79e705c121SKalle Valo #include "rs.h" 80d172a5efSJohannes Berg #include "fw/api/scan.h" 81e705c121SKalle Valo #include "time-event.h" 8239bdb17eSSharon Dvir #include "fw-api.h" 83f2abcfa6SLuca Coelho #include "fw/acpi.h" 84e705c121SKalle Valo 85e705c121SKalle Valo #define DRV_DESCRIPTION "The new Intel(R) wireless AGN driver for Linux" 86e705c121SKalle Valo MODULE_DESCRIPTION(DRV_DESCRIPTION); 87e9a7f025SJohannes Berg MODULE_AUTHOR(DRV_AUTHOR); 88e705c121SKalle Valo MODULE_LICENSE("GPL"); 89e705c121SKalle Valo 90e705c121SKalle Valo static const struct iwl_op_mode_ops iwl_mvm_ops; 91e705c121SKalle Valo static const struct iwl_op_mode_ops iwl_mvm_ops_mq; 92e705c121SKalle Valo 93e705c121SKalle Valo struct iwl_mvm_mod_params iwlmvm_mod_params = { 94e705c121SKalle Valo .power_scheme = IWL_POWER_SCHEME_BPS, 95e705c121SKalle Valo /* rest of fields are 0 by default */ 96e705c121SKalle Valo }; 97e705c121SKalle Valo 982ef00c53SJoe Perches module_param_named(init_dbg, iwlmvm_mod_params.init_dbg, bool, 0444); 99e705c121SKalle Valo MODULE_PARM_DESC(init_dbg, 100e705c121SKalle Valo "set to true to debug an ASSERT in INIT fw (default: false"); 1012ef00c53SJoe Perches module_param_named(power_scheme, iwlmvm_mod_params.power_scheme, int, 0444); 102e705c121SKalle Valo MODULE_PARM_DESC(power_scheme, 103e705c121SKalle Valo "power management scheme: 1-active, 2-balanced, 3-low power, default: 2"); 104e705c121SKalle Valo 105e705c121SKalle Valo /* 106e705c121SKalle Valo * module init and exit functions 107e705c121SKalle Valo */ 108e705c121SKalle Valo static int __init iwl_mvm_init(void) 109e705c121SKalle Valo { 110e705c121SKalle Valo int ret; 111e705c121SKalle Valo 112e705c121SKalle Valo ret = iwl_mvm_rate_control_register(); 113e705c121SKalle Valo if (ret) { 114e705c121SKalle Valo pr_err("Unable to register rate control algorithm: %d\n", ret); 115e705c121SKalle Valo return ret; 116e705c121SKalle Valo } 117e705c121SKalle Valo 118e705c121SKalle Valo ret = iwl_opmode_register("iwlmvm", &iwl_mvm_ops); 1199f66a397SGregory Greenman if (ret) 120e705c121SKalle Valo pr_err("Unable to register MVM op_mode: %d\n", ret); 121e705c121SKalle Valo 122e705c121SKalle Valo return ret; 123e705c121SKalle Valo } 124e705c121SKalle Valo module_init(iwl_mvm_init); 125e705c121SKalle Valo 126e705c121SKalle Valo static void __exit iwl_mvm_exit(void) 127e705c121SKalle Valo { 128e705c121SKalle Valo iwl_opmode_deregister("iwlmvm"); 129e705c121SKalle Valo iwl_mvm_rate_control_unregister(); 130e705c121SKalle Valo } 131e705c121SKalle Valo module_exit(iwl_mvm_exit); 132e705c121SKalle Valo 133e705c121SKalle Valo static void iwl_mvm_nic_config(struct iwl_op_mode *op_mode) 134e705c121SKalle Valo { 135e705c121SKalle Valo struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 136e705c121SKalle Valo u8 radio_cfg_type, radio_cfg_step, radio_cfg_dash; 137e705c121SKalle Valo u32 reg_val = 0; 138e705c121SKalle Valo u32 phy_config = iwl_mvm_get_phy_config(mvm); 139e705c121SKalle Valo 140e705c121SKalle Valo radio_cfg_type = (phy_config & FW_PHY_CFG_RADIO_TYPE) >> 141e705c121SKalle Valo FW_PHY_CFG_RADIO_TYPE_POS; 142e705c121SKalle Valo radio_cfg_step = (phy_config & FW_PHY_CFG_RADIO_STEP) >> 143e705c121SKalle Valo FW_PHY_CFG_RADIO_STEP_POS; 144e705c121SKalle Valo radio_cfg_dash = (phy_config & FW_PHY_CFG_RADIO_DASH) >> 145e705c121SKalle Valo FW_PHY_CFG_RADIO_DASH_POS; 146e705c121SKalle Valo 147e705c121SKalle Valo /* SKU control */ 148e705c121SKalle Valo reg_val |= CSR_HW_REV_STEP(mvm->trans->hw_rev) << 149e705c121SKalle Valo CSR_HW_IF_CONFIG_REG_POS_MAC_STEP; 150e705c121SKalle Valo reg_val |= CSR_HW_REV_DASH(mvm->trans->hw_rev) << 151e705c121SKalle Valo CSR_HW_IF_CONFIG_REG_POS_MAC_DASH; 152e705c121SKalle Valo 153e705c121SKalle Valo /* radio configuration */ 154e705c121SKalle Valo reg_val |= radio_cfg_type << CSR_HW_IF_CONFIG_REG_POS_PHY_TYPE; 155e705c121SKalle Valo reg_val |= radio_cfg_step << CSR_HW_IF_CONFIG_REG_POS_PHY_STEP; 156e705c121SKalle Valo reg_val |= radio_cfg_dash << CSR_HW_IF_CONFIG_REG_POS_PHY_DASH; 157e705c121SKalle Valo 158e705c121SKalle Valo WARN_ON((radio_cfg_type << CSR_HW_IF_CONFIG_REG_POS_PHY_TYPE) & 159e705c121SKalle Valo ~CSR_HW_IF_CONFIG_REG_MSK_PHY_TYPE); 160e705c121SKalle Valo 161e705c121SKalle Valo /* 1626e584873SSara Sharon * TODO: Bits 7-8 of CSR in 8000 HW family and higher set the ADC 1636e584873SSara Sharon * sampling, and shouldn't be set to any non-zero value. 1646e584873SSara Sharon * The same is supposed to be true of the other HW, but unsetting 1656e584873SSara Sharon * them (such as the 7260) causes automatic tests to fail on seemingly 1666e584873SSara Sharon * unrelated errors. Need to further investigate this, but for now 1676e584873SSara Sharon * we'll separate cases. 168e705c121SKalle Valo */ 169286ca8ebSLuca Coelho if (mvm->trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_8000) 170e705c121SKalle Valo reg_val |= CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI; 171e705c121SKalle Valo 1722d8c2615SShahar S Matityahu if (iwl_fw_dbg_is_d3_debug_enabled(&mvm->fwrt)) 1732d8c2615SShahar S Matityahu reg_val |= CSR_HW_IF_CONFIG_REG_D3_DEBUG; 1742d8c2615SShahar S Matityahu 175e705c121SKalle Valo iwl_trans_set_bits_mask(mvm->trans, CSR_HW_IF_CONFIG_REG, 176e705c121SKalle Valo CSR_HW_IF_CONFIG_REG_MSK_MAC_DASH | 177e705c121SKalle Valo CSR_HW_IF_CONFIG_REG_MSK_MAC_STEP | 178e705c121SKalle Valo CSR_HW_IF_CONFIG_REG_MSK_PHY_TYPE | 179e705c121SKalle Valo CSR_HW_IF_CONFIG_REG_MSK_PHY_STEP | 180e705c121SKalle Valo CSR_HW_IF_CONFIG_REG_MSK_PHY_DASH | 181e705c121SKalle Valo CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI | 1822d8c2615SShahar S Matityahu CSR_HW_IF_CONFIG_REG_BIT_MAC_SI | 1832d8c2615SShahar S Matityahu CSR_HW_IF_CONFIG_REG_D3_DEBUG, 184e705c121SKalle Valo reg_val); 185e705c121SKalle Valo 186e705c121SKalle Valo IWL_DEBUG_INFO(mvm, "Radio type=0x%x-0x%x-0x%x\n", radio_cfg_type, 187e705c121SKalle Valo radio_cfg_step, radio_cfg_dash); 188e705c121SKalle Valo 189e705c121SKalle Valo /* 190e705c121SKalle Valo * W/A : NIC is stuck in a reset state after Early PCIe power off 191e705c121SKalle Valo * (PCIe power is lost before PERST# is asserted), causing ME FW 192e705c121SKalle Valo * to lose ownership and not being able to obtain it back. 193e705c121SKalle Valo */ 194e705c121SKalle Valo if (!mvm->trans->cfg->apmg_not_supported) 195e705c121SKalle Valo iwl_set_bits_mask_prph(mvm->trans, APMG_PS_CTRL_REG, 196e705c121SKalle Valo APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS, 197e705c121SKalle Valo ~APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS); 198e705c121SKalle Valo } 199e705c121SKalle Valo 200c9cb14a6SChaya Rachel Ivgi /** 201c9cb14a6SChaya Rachel Ivgi * enum iwl_rx_handler_context context for Rx handler 202c9cb14a6SChaya Rachel Ivgi * @RX_HANDLER_SYNC : this means that it will be called in the Rx path 203c9cb14a6SChaya Rachel Ivgi * which can't acquire mvm->mutex. 204c9cb14a6SChaya Rachel Ivgi * @RX_HANDLER_ASYNC_LOCKED : If the handler needs to hold mvm->mutex 205c9cb14a6SChaya Rachel Ivgi * (and only in this case!), it should be set as ASYNC. In that case, 206c9cb14a6SChaya Rachel Ivgi * it will be called from a worker with mvm->mutex held. 207c9cb14a6SChaya Rachel Ivgi * @RX_HANDLER_ASYNC_UNLOCKED : in case the handler needs to lock the 208c9cb14a6SChaya Rachel Ivgi * mutex itself, it will be called from a worker without mvm->mutex held. 209c9cb14a6SChaya Rachel Ivgi */ 210c9cb14a6SChaya Rachel Ivgi enum iwl_rx_handler_context { 211c9cb14a6SChaya Rachel Ivgi RX_HANDLER_SYNC, 212c9cb14a6SChaya Rachel Ivgi RX_HANDLER_ASYNC_LOCKED, 213c9cb14a6SChaya Rachel Ivgi RX_HANDLER_ASYNC_UNLOCKED, 214c9cb14a6SChaya Rachel Ivgi }; 215c9cb14a6SChaya Rachel Ivgi 216c9cb14a6SChaya Rachel Ivgi /** 217c9cb14a6SChaya Rachel Ivgi * struct iwl_rx_handlers handler for FW notification 218c9cb14a6SChaya Rachel Ivgi * @cmd_id: command id 219c9cb14a6SChaya Rachel Ivgi * @context: see &iwl_rx_handler_context 220c9cb14a6SChaya Rachel Ivgi * @fn: the function is called when notification is received 221c9cb14a6SChaya Rachel Ivgi */ 222e705c121SKalle Valo struct iwl_rx_handlers { 223e705c121SKalle Valo u16 cmd_id; 224c9cb14a6SChaya Rachel Ivgi enum iwl_rx_handler_context context; 225e705c121SKalle Valo void (*fn)(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 226e705c121SKalle Valo }; 227e705c121SKalle Valo 228c9cb14a6SChaya Rachel Ivgi #define RX_HANDLER(_cmd_id, _fn, _context) \ 229c9cb14a6SChaya Rachel Ivgi { .cmd_id = _cmd_id, .fn = _fn, .context = _context } 230c9cb14a6SChaya Rachel Ivgi #define RX_HANDLER_GRP(_grp, _cmd, _fn, _context) \ 231c9cb14a6SChaya Rachel Ivgi { .cmd_id = WIDE_ID(_grp, _cmd), .fn = _fn, .context = _context } 232e705c121SKalle Valo 233e705c121SKalle Valo /* 234e705c121SKalle Valo * Handlers for fw notifications 235e705c121SKalle Valo * Convention: RX_HANDLER(CMD_NAME, iwl_mvm_rx_CMD_NAME 236e705c121SKalle Valo * This list should be in order of frequency for performance purposes. 237e705c121SKalle Valo * 238c9cb14a6SChaya Rachel Ivgi * The handler can be one from three contexts, see &iwl_rx_handler_context 239e705c121SKalle Valo */ 240e705c121SKalle Valo static const struct iwl_rx_handlers iwl_mvm_rx_handlers[] = { 241c9cb14a6SChaya Rachel Ivgi RX_HANDLER(TX_CMD, iwl_mvm_rx_tx_cmd, RX_HANDLER_SYNC), 242c9cb14a6SChaya Rachel Ivgi RX_HANDLER(BA_NOTIF, iwl_mvm_rx_ba_notif, RX_HANDLER_SYNC), 243e705c121SKalle Valo 24484226ca1SGregory Greenman RX_HANDLER_GRP(DATA_PATH_GROUP, TLC_MNG_UPDATE_NOTIF, 24584226ca1SGregory Greenman iwl_mvm_tlc_update_notif, RX_HANDLER_SYNC), 24684226ca1SGregory Greenman 247c9cb14a6SChaya Rachel Ivgi RX_HANDLER(BT_PROFILE_NOTIFICATION, iwl_mvm_rx_bt_coex_notif, 248c9cb14a6SChaya Rachel Ivgi RX_HANDLER_ASYNC_LOCKED), 249c9cb14a6SChaya Rachel Ivgi RX_HANDLER(BEACON_NOTIFICATION, iwl_mvm_rx_beacon_notif, 250c9cb14a6SChaya Rachel Ivgi RX_HANDLER_ASYNC_LOCKED), 251c9cb14a6SChaya Rachel Ivgi RX_HANDLER(STATISTICS_NOTIFICATION, iwl_mvm_rx_statistics, 252c9cb14a6SChaya Rachel Ivgi RX_HANDLER_ASYNC_LOCKED), 253e705c121SKalle Valo 2543af512d6SSara Sharon RX_HANDLER(BA_WINDOW_STATUS_NOTIFICATION_ID, 255c9cb14a6SChaya Rachel Ivgi iwl_mvm_window_status_notif, RX_HANDLER_SYNC), 2563af512d6SSara Sharon 257c9cb14a6SChaya Rachel Ivgi RX_HANDLER(TIME_EVENT_NOTIFICATION, iwl_mvm_rx_time_event_notif, 258c9cb14a6SChaya Rachel Ivgi RX_HANDLER_SYNC), 259fe959c7bSEmmanuel Grumbach RX_HANDLER_GRP(MAC_CONF_GROUP, SESSION_PROTECTION_NOTIF, 260fe959c7bSEmmanuel Grumbach iwl_mvm_rx_session_protect_notif, RX_HANDLER_SYNC), 261c9cb14a6SChaya Rachel Ivgi RX_HANDLER(MCC_CHUB_UPDATE_CMD, iwl_mvm_rx_chub_update_mcc, 262c9cb14a6SChaya Rachel Ivgi RX_HANDLER_ASYNC_LOCKED), 263e705c121SKalle Valo 264c9cb14a6SChaya Rachel Ivgi RX_HANDLER(EOSP_NOTIFICATION, iwl_mvm_rx_eosp_notif, RX_HANDLER_SYNC), 265e705c121SKalle Valo 266e705c121SKalle Valo RX_HANDLER(SCAN_ITERATION_COMPLETE, 267c9cb14a6SChaya Rachel Ivgi iwl_mvm_rx_lmac_scan_iter_complete_notif, RX_HANDLER_SYNC), 268e705c121SKalle Valo RX_HANDLER(SCAN_OFFLOAD_COMPLETE, 269c9cb14a6SChaya Rachel Ivgi iwl_mvm_rx_lmac_scan_complete_notif, 270c9cb14a6SChaya Rachel Ivgi RX_HANDLER_ASYNC_LOCKED), 271e705c121SKalle Valo RX_HANDLER(MATCH_FOUND_NOTIFICATION, iwl_mvm_rx_scan_match_found, 272c9cb14a6SChaya Rachel Ivgi RX_HANDLER_SYNC), 273e705c121SKalle Valo RX_HANDLER(SCAN_COMPLETE_UMAC, iwl_mvm_rx_umac_scan_complete_notif, 274c9cb14a6SChaya Rachel Ivgi RX_HANDLER_ASYNC_LOCKED), 275e705c121SKalle Valo RX_HANDLER(SCAN_ITERATION_COMPLETE_UMAC, 276c9cb14a6SChaya Rachel Ivgi iwl_mvm_rx_umac_scan_iter_complete_notif, RX_HANDLER_SYNC), 277e705c121SKalle Valo 278c9cb14a6SChaya Rachel Ivgi RX_HANDLER(CARD_STATE_NOTIFICATION, iwl_mvm_rx_card_state_notif, 279c9cb14a6SChaya Rachel Ivgi RX_HANDLER_SYNC), 280e705c121SKalle Valo 281e705c121SKalle Valo RX_HANDLER(MISSED_BEACONS_NOTIFICATION, iwl_mvm_rx_missed_beacons_notif, 282c9cb14a6SChaya Rachel Ivgi RX_HANDLER_SYNC), 283e705c121SKalle Valo 284c9cb14a6SChaya Rachel Ivgi RX_HANDLER(REPLY_ERROR, iwl_mvm_rx_fw_error, RX_HANDLER_SYNC), 285e705c121SKalle Valo RX_HANDLER(PSM_UAPSD_AP_MISBEHAVING_NOTIFICATION, 286c9cb14a6SChaya Rachel Ivgi iwl_mvm_power_uapsd_misbehaving_ap_notif, RX_HANDLER_SYNC), 287c9cb14a6SChaya Rachel Ivgi RX_HANDLER(DTS_MEASUREMENT_NOTIFICATION, iwl_mvm_temp_notif, 288c9cb14a6SChaya Rachel Ivgi RX_HANDLER_ASYNC_LOCKED), 289e705c121SKalle Valo RX_HANDLER_GRP(PHY_OPS_GROUP, DTS_MEASUREMENT_NOTIF_WIDE, 290ec77a33eSChaya Rachel Ivgi iwl_mvm_temp_notif, RX_HANDLER_ASYNC_UNLOCKED), 2910a3b7119SChaya Rachel Ivgi RX_HANDLER_GRP(PHY_OPS_GROUP, CT_KILL_NOTIFICATION, 292c9cb14a6SChaya Rachel Ivgi iwl_mvm_ct_kill_notif, RX_HANDLER_SYNC), 293e705c121SKalle Valo 294e705c121SKalle Valo RX_HANDLER(TDLS_CHANNEL_SWITCH_NOTIFICATION, iwl_mvm_rx_tdls_notif, 295c9cb14a6SChaya Rachel Ivgi RX_HANDLER_ASYNC_LOCKED), 296c9cb14a6SChaya Rachel Ivgi RX_HANDLER(MFUART_LOAD_NOTIFICATION, iwl_mvm_rx_mfuart_notif, 297c9cb14a6SChaya Rachel Ivgi RX_HANDLER_SYNC), 298b73f9a4aSJohannes Berg RX_HANDLER_GRP(LOCATION_GROUP, TOF_RESPONDER_STATS, 299b73f9a4aSJohannes Berg iwl_mvm_ftm_responder_stats, RX_HANDLER_ASYNC_LOCKED), 300fc36ffdaSJohannes Berg 301fc36ffdaSJohannes Berg RX_HANDLER_GRP(LOCATION_GROUP, TOF_RANGE_RESPONSE_NOTIF, 302fc36ffdaSJohannes Berg iwl_mvm_ftm_range_resp, RX_HANDLER_ASYNC_LOCKED), 303fc36ffdaSJohannes Berg RX_HANDLER_GRP(LOCATION_GROUP, TOF_LC_NOTIF, 304fc36ffdaSJohannes Berg iwl_mvm_ftm_lc_notif, RX_HANDLER_ASYNC_LOCKED), 305fc36ffdaSJohannes Berg 306bdccdb85SGolan Ben-Ami RX_HANDLER_GRP(DEBUG_GROUP, MFU_ASSERT_DUMP_NTF, 307bdccdb85SGolan Ben-Ami iwl_mvm_mfu_assert_dump_notif, RX_HANDLER_SYNC), 3080db056d3SSara Sharon RX_HANDLER_GRP(PROT_OFFLOAD_GROUP, STORED_BEACON_NTF, 309c9cb14a6SChaya Rachel Ivgi iwl_mvm_rx_stored_beacon_notif, RX_HANDLER_SYNC), 310f92659a1SSara Sharon RX_HANDLER_GRP(DATA_PATH_GROUP, MU_GROUP_MGMT_NOTIF, 311c9cb14a6SChaya Rachel Ivgi iwl_mvm_mu_mimo_grp_notif, RX_HANDLER_SYNC), 31265e25482SJohannes Berg RX_HANDLER_GRP(DATA_PATH_GROUP, STA_PM_NOTIF, 31365e25482SJohannes Berg iwl_mvm_sta_pm_notif, RX_HANDLER_SYNC), 314e705c121SKalle Valo }; 315e705c121SKalle Valo #undef RX_HANDLER 316e705c121SKalle Valo #undef RX_HANDLER_GRP 317e705c121SKalle Valo 31839bdb17eSSharon Dvir /* Please keep this array *SORTED* by hex value. 31939bdb17eSSharon Dvir * Access is done through binary search 32039bdb17eSSharon Dvir */ 32139bdb17eSSharon Dvir static const struct iwl_hcmd_names iwl_mvm_legacy_names[] = { 32239bdb17eSSharon Dvir HCMD_NAME(MVM_ALIVE), 32339bdb17eSSharon Dvir HCMD_NAME(REPLY_ERROR), 32439bdb17eSSharon Dvir HCMD_NAME(ECHO_CMD), 32539bdb17eSSharon Dvir HCMD_NAME(INIT_COMPLETE_NOTIF), 32639bdb17eSSharon Dvir HCMD_NAME(PHY_CONTEXT_CMD), 32739bdb17eSSharon Dvir HCMD_NAME(DBG_CFG), 32839bdb17eSSharon Dvir HCMD_NAME(SCAN_CFG_CMD), 32939bdb17eSSharon Dvir HCMD_NAME(SCAN_REQ_UMAC), 33039bdb17eSSharon Dvir HCMD_NAME(SCAN_ABORT_UMAC), 33139bdb17eSSharon Dvir HCMD_NAME(SCAN_COMPLETE_UMAC), 3323af512d6SSara Sharon HCMD_NAME(BA_WINDOW_STATUS_NOTIFICATION_ID), 33339bdb17eSSharon Dvir HCMD_NAME(ADD_STA_KEY), 33439bdb17eSSharon Dvir HCMD_NAME(ADD_STA), 33539bdb17eSSharon Dvir HCMD_NAME(REMOVE_STA), 33639bdb17eSSharon Dvir HCMD_NAME(FW_GET_ITEM_CMD), 33739bdb17eSSharon Dvir HCMD_NAME(TX_CMD), 33839bdb17eSSharon Dvir HCMD_NAME(SCD_QUEUE_CFG), 33939bdb17eSSharon Dvir HCMD_NAME(TXPATH_FLUSH), 34039bdb17eSSharon Dvir HCMD_NAME(MGMT_MCAST_KEY), 34139bdb17eSSharon Dvir HCMD_NAME(WEP_KEY), 34239bdb17eSSharon Dvir HCMD_NAME(SHARED_MEM_CFG), 34339bdb17eSSharon Dvir HCMD_NAME(TDLS_CHANNEL_SWITCH_CMD), 34439bdb17eSSharon Dvir HCMD_NAME(MAC_CONTEXT_CMD), 34539bdb17eSSharon Dvir HCMD_NAME(TIME_EVENT_CMD), 34639bdb17eSSharon Dvir HCMD_NAME(TIME_EVENT_NOTIFICATION), 34739bdb17eSSharon Dvir HCMD_NAME(BINDING_CONTEXT_CMD), 34839bdb17eSSharon Dvir HCMD_NAME(TIME_QUOTA_CMD), 34939bdb17eSSharon Dvir HCMD_NAME(NON_QOS_TX_COUNTER_CMD), 3507089ae63SJohannes Berg HCMD_NAME(LEDS_CMD), 35139bdb17eSSharon Dvir HCMD_NAME(LQ_CMD), 35239bdb17eSSharon Dvir HCMD_NAME(FW_PAGING_BLOCK_CMD), 35339bdb17eSSharon Dvir HCMD_NAME(SCAN_OFFLOAD_REQUEST_CMD), 35439bdb17eSSharon Dvir HCMD_NAME(SCAN_OFFLOAD_ABORT_CMD), 35539bdb17eSSharon Dvir HCMD_NAME(HOT_SPOT_CMD), 35639bdb17eSSharon Dvir HCMD_NAME(SCAN_OFFLOAD_PROFILES_QUERY_CMD), 35739bdb17eSSharon Dvir HCMD_NAME(BT_COEX_UPDATE_REDUCED_TXP), 35839bdb17eSSharon Dvir HCMD_NAME(BT_COEX_CI), 35939bdb17eSSharon Dvir HCMD_NAME(PHY_CONFIGURATION_CMD), 36039bdb17eSSharon Dvir HCMD_NAME(CALIB_RES_NOTIF_PHY_DB), 361176aa60bSSara Sharon HCMD_NAME(PHY_DB_CMD), 36239bdb17eSSharon Dvir HCMD_NAME(SCAN_OFFLOAD_COMPLETE), 36339bdb17eSSharon Dvir HCMD_NAME(SCAN_OFFLOAD_UPDATE_PROFILES_CMD), 36439bdb17eSSharon Dvir HCMD_NAME(POWER_TABLE_CMD), 36539bdb17eSSharon Dvir HCMD_NAME(PSM_UAPSD_AP_MISBEHAVING_NOTIFICATION), 36639bdb17eSSharon Dvir HCMD_NAME(REPLY_THERMAL_MNG_BACKOFF), 36739bdb17eSSharon Dvir HCMD_NAME(DC2DC_CONFIG_CMD), 36839bdb17eSSharon Dvir HCMD_NAME(NVM_ACCESS_CMD), 36939bdb17eSSharon Dvir HCMD_NAME(BEACON_NOTIFICATION), 37039bdb17eSSharon Dvir HCMD_NAME(BEACON_TEMPLATE_CMD), 37139bdb17eSSharon Dvir HCMD_NAME(TX_ANT_CONFIGURATION_CMD), 37239bdb17eSSharon Dvir HCMD_NAME(BT_CONFIG), 37339bdb17eSSharon Dvir HCMD_NAME(STATISTICS_CMD), 37439bdb17eSSharon Dvir HCMD_NAME(STATISTICS_NOTIFICATION), 37539bdb17eSSharon Dvir HCMD_NAME(EOSP_NOTIFICATION), 37639bdb17eSSharon Dvir HCMD_NAME(REDUCE_TX_POWER_CMD), 37739bdb17eSSharon Dvir HCMD_NAME(CARD_STATE_NOTIFICATION), 37839bdb17eSSharon Dvir HCMD_NAME(MISSED_BEACONS_NOTIFICATION), 37939bdb17eSSharon Dvir HCMD_NAME(TDLS_CONFIG_CMD), 38039bdb17eSSharon Dvir HCMD_NAME(MAC_PM_POWER_TABLE), 38139bdb17eSSharon Dvir HCMD_NAME(TDLS_CHANNEL_SWITCH_NOTIFICATION), 38239bdb17eSSharon Dvir HCMD_NAME(MFUART_LOAD_NOTIFICATION), 38343413a97SSara Sharon HCMD_NAME(RSS_CONFIG_CMD), 38439bdb17eSSharon Dvir HCMD_NAME(SCAN_ITERATION_COMPLETE_UMAC), 38539bdb17eSSharon Dvir HCMD_NAME(REPLY_RX_PHY_CMD), 38639bdb17eSSharon Dvir HCMD_NAME(REPLY_RX_MPDU_CMD), 387fe69b7d1SJohannes Berg HCMD_NAME(BAR_FRAME_RELEASE), 3883e73aa3bSEmmanuel Grumbach HCMD_NAME(FRAME_RELEASE), 38939bdb17eSSharon Dvir HCMD_NAME(BA_NOTIF), 39039bdb17eSSharon Dvir HCMD_NAME(MCC_UPDATE_CMD), 39139bdb17eSSharon Dvir HCMD_NAME(MCC_CHUB_UPDATE_CMD), 39239bdb17eSSharon Dvir HCMD_NAME(MARKER_CMD), 39339bdb17eSSharon Dvir HCMD_NAME(BT_PROFILE_NOTIFICATION), 39439bdb17eSSharon Dvir HCMD_NAME(BCAST_FILTER_CMD), 39539bdb17eSSharon Dvir HCMD_NAME(MCAST_FILTER_CMD), 39639bdb17eSSharon Dvir HCMD_NAME(REPLY_SF_CFG_CMD), 39739bdb17eSSharon Dvir HCMD_NAME(REPLY_BEACON_FILTERING_CMD), 39839bdb17eSSharon Dvir HCMD_NAME(D3_CONFIG_CMD), 39939bdb17eSSharon Dvir HCMD_NAME(PROT_OFFLOAD_CONFIG_CMD), 40039bdb17eSSharon Dvir HCMD_NAME(OFFLOADS_QUERY_CMD), 40139bdb17eSSharon Dvir HCMD_NAME(REMOTE_WAKE_CONFIG_CMD), 40239bdb17eSSharon Dvir HCMD_NAME(MATCH_FOUND_NOTIFICATION), 40339bdb17eSSharon Dvir HCMD_NAME(DTS_MEASUREMENT_NOTIFICATION), 40439bdb17eSSharon Dvir HCMD_NAME(WOWLAN_PATTERNS), 40539bdb17eSSharon Dvir HCMD_NAME(WOWLAN_CONFIGURATION), 40639bdb17eSSharon Dvir HCMD_NAME(WOWLAN_TSC_RSC_PARAM), 40739bdb17eSSharon Dvir HCMD_NAME(WOWLAN_TKIP_PARAM), 40839bdb17eSSharon Dvir HCMD_NAME(WOWLAN_KEK_KCK_MATERIAL), 40939bdb17eSSharon Dvir HCMD_NAME(WOWLAN_GET_STATUSES), 41039bdb17eSSharon Dvir HCMD_NAME(SCAN_ITERATION_COMPLETE), 41139bdb17eSSharon Dvir HCMD_NAME(D0I3_END_CMD), 41239bdb17eSSharon Dvir HCMD_NAME(LTR_CONFIG), 41360ced797SShahar S Matityahu HCMD_NAME(LDBG_CONFIG_CMD), 414e705c121SKalle Valo }; 41539bdb17eSSharon Dvir 41639bdb17eSSharon Dvir /* Please keep this array *SORTED* by hex value. 41739bdb17eSSharon Dvir * Access is done through binary search 41839bdb17eSSharon Dvir */ 4195b086414SGolan Ben-Ami static const struct iwl_hcmd_names iwl_mvm_system_names[] = { 4205b086414SGolan Ben-Ami HCMD_NAME(SHARED_MEM_CFG_CMD), 4214399caaaSSara Sharon HCMD_NAME(INIT_EXTENDED_CFG_CMD), 422f130bb75SMordechay Goodstein HCMD_NAME(FW_ERROR_RECOVERY_CMD), 4235b086414SGolan Ben-Ami }; 4245b086414SGolan Ben-Ami 4255b086414SGolan Ben-Ami /* Please keep this array *SORTED* by hex value. 4265b086414SGolan Ben-Ami * Access is done through binary search 4275b086414SGolan Ben-Ami */ 42803098268SAviya Erenfeld static const struct iwl_hcmd_names iwl_mvm_mac_conf_names[] = { 42974a10252SSara Sharon HCMD_NAME(CHANNEL_SWITCH_TIME_EVENT_CMD), 430fe959c7bSEmmanuel Grumbach HCMD_NAME(SESSION_PROTECTION_CMD), 431fe959c7bSEmmanuel Grumbach HCMD_NAME(SESSION_PROTECTION_NOTIF), 432d3a108a4SAndrei Otcheretianski HCMD_NAME(CHANNEL_SWITCH_NOA_NOTIF), 43303098268SAviya Erenfeld }; 43403098268SAviya Erenfeld 43503098268SAviya Erenfeld /* Please keep this array *SORTED* by hex value. 43603098268SAviya Erenfeld * Access is done through binary search 43703098268SAviya Erenfeld */ 43839bdb17eSSharon Dvir static const struct iwl_hcmd_names iwl_mvm_phy_names[] = { 43939bdb17eSSharon Dvir HCMD_NAME(CMD_DTS_MEASUREMENT_TRIGGER_WIDE), 4405c89e7bcSChaya Rachel Ivgi HCMD_NAME(CTDP_CONFIG_CMD), 441c221daf2SChaya Rachel Ivgi HCMD_NAME(TEMP_REPORTING_THRESHOLDS_CMD), 442a6bff3cbSHaim Dreyfuss HCMD_NAME(GEO_TX_POWER_LIMIT), 4430a3b7119SChaya Rachel Ivgi HCMD_NAME(CT_KILL_NOTIFICATION), 44439bdb17eSSharon Dvir HCMD_NAME(DTS_MEASUREMENT_NOTIF_WIDE), 44539bdb17eSSharon Dvir }; 44639bdb17eSSharon Dvir 4470db056d3SSara Sharon /* Please keep this array *SORTED* by hex value. 4480db056d3SSara Sharon * Access is done through binary search 4490db056d3SSara Sharon */ 450e0d8fdecSSara Sharon static const struct iwl_hcmd_names iwl_mvm_data_path_names[] = { 451ddef2f98SEmmanuel Grumbach HCMD_NAME(DQA_ENABLE_CMD), 452e0d8fdecSSara Sharon HCMD_NAME(UPDATE_MU_GROUPS_CMD), 45394bb4481SSara Sharon HCMD_NAME(TRIGGER_RX_QUEUES_NOTIF_CMD), 454514c3069SLuca Coelho HCMD_NAME(STA_HE_CTXT_CMD), 4558edbfaa1SSara Sharon HCMD_NAME(RFH_QUEUE_CONFIG_CMD), 456f4056d71SLiad Kaufman HCMD_NAME(TLC_MNG_CONFIG_CMD), 4575213e8a8SJohannes Berg HCMD_NAME(CHEST_COLLECTOR_FILTER_CONFIG_CMD), 45865e25482SJohannes Berg HCMD_NAME(STA_PM_NOTIF), 459f92659a1SSara Sharon HCMD_NAME(MU_GROUP_MGMT_NOTIF), 46094bb4481SSara Sharon HCMD_NAME(RX_QUEUES_NOTIFICATION), 461e0d8fdecSSara Sharon }; 462e0d8fdecSSara Sharon 463e0d8fdecSSara Sharon /* Please keep this array *SORTED* by hex value. 464e0d8fdecSSara Sharon * Access is done through binary search 465e0d8fdecSSara Sharon */ 466bdccdb85SGolan Ben-Ami static const struct iwl_hcmd_names iwl_mvm_debug_names[] = { 46757605833SShahar S Matityahu HCMD_NAME(DBGC_SUSPEND_RESUME), 4684d3f5e8eSShahar S Matityahu HCMD_NAME(BUFFER_ALLOCATION), 469bdccdb85SGolan Ben-Ami HCMD_NAME(MFU_ASSERT_DUMP_NTF), 470bdccdb85SGolan Ben-Ami }; 471bdccdb85SGolan Ben-Ami 472bdccdb85SGolan Ben-Ami /* Please keep this array *SORTED* by hex value. 473bdccdb85SGolan Ben-Ami * Access is done through binary search 474bdccdb85SGolan Ben-Ami */ 4756c161980SJohannes Berg static const struct iwl_hcmd_names iwl_mvm_location_names[] = { 4766c161980SJohannes Berg HCMD_NAME(TOF_RANGE_REQ_CMD), 4776c161980SJohannes Berg HCMD_NAME(TOF_CONFIG_CMD), 4786c161980SJohannes Berg HCMD_NAME(TOF_RANGE_ABORT_CMD), 4796c161980SJohannes Berg HCMD_NAME(TOF_RANGE_REQ_EXT_CMD), 4806c161980SJohannes Berg HCMD_NAME(TOF_RESPONDER_CONFIG_CMD), 4816c161980SJohannes Berg HCMD_NAME(TOF_RESPONDER_DYN_CONFIG_CMD), 4826c161980SJohannes Berg HCMD_NAME(TOF_LC_NOTIF), 4836c161980SJohannes Berg HCMD_NAME(TOF_RESPONDER_STATS), 4846c161980SJohannes Berg HCMD_NAME(TOF_MCSI_DEBUG_NOTIF), 4856c161980SJohannes Berg HCMD_NAME(TOF_RANGE_RESPONSE_NOTIF), 4866c161980SJohannes Berg }; 4876c161980SJohannes Berg 4886c161980SJohannes Berg /* Please keep this array *SORTED* by hex value. 4896c161980SJohannes Berg * Access is done through binary search 4906c161980SJohannes Berg */ 4910db056d3SSara Sharon static const struct iwl_hcmd_names iwl_mvm_prot_offload_names[] = { 4920db056d3SSara Sharon HCMD_NAME(STORED_BEACON_NTF), 4930db056d3SSara Sharon }; 4940db056d3SSara Sharon 4951f370650SSara Sharon /* Please keep this array *SORTED* by hex value. 4961f370650SSara Sharon * Access is done through binary search 4971f370650SSara Sharon */ 4981f370650SSara Sharon static const struct iwl_hcmd_names iwl_mvm_regulatory_and_nvm_names[] = { 4991f370650SSara Sharon HCMD_NAME(NVM_ACCESS_COMPLETE), 500e9e1ba3dSSara Sharon HCMD_NAME(NVM_GET_INFO), 50128dd7ccdSMordechay Goodstein HCMD_NAME(TAS_CONFIG), 5021f370650SSara Sharon }; 5031f370650SSara Sharon 50439bdb17eSSharon Dvir static const struct iwl_hcmd_arr iwl_mvm_groups[] = { 50539bdb17eSSharon Dvir [LEGACY_GROUP] = HCMD_ARR(iwl_mvm_legacy_names), 50639bdb17eSSharon Dvir [LONG_GROUP] = HCMD_ARR(iwl_mvm_legacy_names), 5075b086414SGolan Ben-Ami [SYSTEM_GROUP] = HCMD_ARR(iwl_mvm_system_names), 50803098268SAviya Erenfeld [MAC_CONF_GROUP] = HCMD_ARR(iwl_mvm_mac_conf_names), 50939bdb17eSSharon Dvir [PHY_OPS_GROUP] = HCMD_ARR(iwl_mvm_phy_names), 510e0d8fdecSSara Sharon [DATA_PATH_GROUP] = HCMD_ARR(iwl_mvm_data_path_names), 5116c161980SJohannes Berg [LOCATION_GROUP] = HCMD_ARR(iwl_mvm_location_names), 5120db056d3SSara Sharon [PROT_OFFLOAD_GROUP] = HCMD_ARR(iwl_mvm_prot_offload_names), 5131f370650SSara Sharon [REGULATORY_AND_NVM_GROUP] = 5141f370650SSara Sharon HCMD_ARR(iwl_mvm_regulatory_and_nvm_names), 51539bdb17eSSharon Dvir }; 51639bdb17eSSharon Dvir 517e705c121SKalle Valo /* this forward declaration can avoid to export the function */ 518e705c121SKalle Valo static void iwl_mvm_async_handlers_wk(struct work_struct *wk); 519e705c121SKalle Valo 520f2abcfa6SLuca Coelho static u32 iwl_mvm_min_backoff(struct iwl_mvm *mvm) 521e705c121SKalle Valo { 522f2abcfa6SLuca Coelho const struct iwl_pwr_tx_backoff *backoff = mvm->cfg->pwr_tx_backoffs; 523f2abcfa6SLuca Coelho u64 dflt_pwr_limit; 524e705c121SKalle Valo 525f2abcfa6SLuca Coelho if (!backoff) 526e705c121SKalle Valo return 0; 527e705c121SKalle Valo 528f2abcfa6SLuca Coelho dflt_pwr_limit = iwl_acpi_get_pwr_limit(mvm->dev); 529e705c121SKalle Valo 530f2abcfa6SLuca Coelho while (backoff->pwr) { 531f2abcfa6SLuca Coelho if (dflt_pwr_limit >= backoff->pwr) 532f2abcfa6SLuca Coelho return backoff->backoff; 533f2abcfa6SLuca Coelho 534f2abcfa6SLuca Coelho backoff++; 535e705c121SKalle Valo } 536e705c121SKalle Valo 537e705c121SKalle Valo return 0; 538e705c121SKalle Valo } 539e705c121SKalle Valo 540d3a108a4SAndrei Otcheretianski static void iwl_mvm_tx_unblock_dwork(struct work_struct *work) 541d3a108a4SAndrei Otcheretianski { 542d3a108a4SAndrei Otcheretianski struct iwl_mvm *mvm = 543d3a108a4SAndrei Otcheretianski container_of(work, struct iwl_mvm, cs_tx_unblock_dwork.work); 544d3a108a4SAndrei Otcheretianski struct ieee80211_vif *tx_blocked_vif; 545d3a108a4SAndrei Otcheretianski struct iwl_mvm_vif *mvmvif; 546d3a108a4SAndrei Otcheretianski 547d3a108a4SAndrei Otcheretianski mutex_lock(&mvm->mutex); 548d3a108a4SAndrei Otcheretianski 549d3a108a4SAndrei Otcheretianski tx_blocked_vif = 550d3a108a4SAndrei Otcheretianski rcu_dereference_protected(mvm->csa_tx_blocked_vif, 551d3a108a4SAndrei Otcheretianski lockdep_is_held(&mvm->mutex)); 552d3a108a4SAndrei Otcheretianski 553d3a108a4SAndrei Otcheretianski if (!tx_blocked_vif) 554d3a108a4SAndrei Otcheretianski goto unlock; 555d3a108a4SAndrei Otcheretianski 556d3a108a4SAndrei Otcheretianski mvmvif = iwl_mvm_vif_from_mac80211(tx_blocked_vif); 557d3a108a4SAndrei Otcheretianski iwl_mvm_modify_all_sta_disable_tx(mvm, mvmvif, false); 558d3a108a4SAndrei Otcheretianski RCU_INIT_POINTER(mvm->csa_tx_blocked_vif, NULL); 559d3a108a4SAndrei Otcheretianski unlock: 560d3a108a4SAndrei Otcheretianski mutex_unlock(&mvm->mutex); 561d3a108a4SAndrei Otcheretianski } 562d3a108a4SAndrei Otcheretianski 5637174beb6SJohannes Berg static int iwl_mvm_fwrt_dump_start(void *ctx) 5647174beb6SJohannes Berg { 5657174beb6SJohannes Berg struct iwl_mvm *mvm = ctx; 5667174beb6SJohannes Berg 5677174beb6SJohannes Berg mutex_lock(&mvm->mutex); 5687174beb6SJohannes Berg 56958d3bef4SEmmanuel Grumbach return 0; 5707174beb6SJohannes Berg } 5717174beb6SJohannes Berg 5727174beb6SJohannes Berg static void iwl_mvm_fwrt_dump_end(void *ctx) 5737174beb6SJohannes Berg { 5747174beb6SJohannes Berg struct iwl_mvm *mvm = ctx; 5757174beb6SJohannes Berg 576c7ab138eSShahar S Matityahu mutex_unlock(&mvm->mutex); 5777174beb6SJohannes Berg } 5787174beb6SJohannes Berg 5798745f12aSShaul Triebitz static bool iwl_mvm_fwrt_fw_running(void *ctx) 5808745f12aSShaul Triebitz { 5818745f12aSShaul Triebitz return iwl_mvm_firmware_running(ctx); 5828745f12aSShaul Triebitz } 5838745f12aSShaul Triebitz 584d3f4b6deSShahar S Matityahu static int iwl_mvm_fwrt_send_hcmd(void *ctx, struct iwl_host_cmd *host_cmd) 585d3f4b6deSShahar S Matityahu { 586d3f4b6deSShahar S Matityahu struct iwl_mvm *mvm = (struct iwl_mvm *)ctx; 587d3f4b6deSShahar S Matityahu int ret; 588d3f4b6deSShahar S Matityahu 589d3f4b6deSShahar S Matityahu mutex_lock(&mvm->mutex); 590d3f4b6deSShahar S Matityahu ret = iwl_mvm_send_cmd(mvm, host_cmd); 591d3f4b6deSShahar S Matityahu mutex_unlock(&mvm->mutex); 592d3f4b6deSShahar S Matityahu 593d3f4b6deSShahar S Matityahu return ret; 594d3f4b6deSShahar S Matityahu } 595d3f4b6deSShahar S Matityahu 596971377e6SShahar S Matityahu static bool iwl_mvm_d3_debug_enable(void *ctx) 597971377e6SShahar S Matityahu { 598971377e6SShahar S Matityahu return IWL_MVM_D3_DEBUG; 599971377e6SShahar S Matityahu } 600971377e6SShahar S Matityahu 6017174beb6SJohannes Berg static const struct iwl_fw_runtime_ops iwl_mvm_fwrt_ops = { 6027174beb6SJohannes Berg .dump_start = iwl_mvm_fwrt_dump_start, 6037174beb6SJohannes Berg .dump_end = iwl_mvm_fwrt_dump_end, 6048745f12aSShaul Triebitz .fw_running = iwl_mvm_fwrt_fw_running, 605d3f4b6deSShahar S Matityahu .send_hcmd = iwl_mvm_fwrt_send_hcmd, 606971377e6SShahar S Matityahu .d3_debug_enable = iwl_mvm_d3_debug_enable, 6077174beb6SJohannes Berg }; 6087174beb6SJohannes Berg 609e705c121SKalle Valo static struct iwl_op_mode * 610e705c121SKalle Valo iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg, 611e705c121SKalle Valo const struct iwl_fw *fw, struct dentry *dbgfs_dir) 612e705c121SKalle Valo { 613e705c121SKalle Valo struct ieee80211_hw *hw; 614e705c121SKalle Valo struct iwl_op_mode *op_mode; 615e705c121SKalle Valo struct iwl_mvm *mvm; 616e705c121SKalle Valo struct iwl_trans_config trans_cfg = {}; 617e705c121SKalle Valo static const u8 no_reclaim_cmds[] = { 618e705c121SKalle Valo TX_CMD, 619e705c121SKalle Valo }; 620e705c121SKalle Valo int err, scan_size; 621e705c121SKalle Valo u32 min_backoff; 622034925cbSShaul Triebitz enum iwl_amsdu_size rb_size_default; 623e705c121SKalle Valo 624e705c121SKalle Valo /* 625e705c121SKalle Valo * We use IWL_MVM_STATION_COUNT to check the validity of the station 626e705c121SKalle Valo * index all over the driver - check that its value corresponds to the 627e705c121SKalle Valo * array size. 628e705c121SKalle Valo */ 629e705c121SKalle Valo BUILD_BUG_ON(ARRAY_SIZE(mvm->fw_id_to_mac_id) != IWL_MVM_STATION_COUNT); 630e705c121SKalle Valo 631e705c121SKalle Valo /******************************** 632e705c121SKalle Valo * 1. Allocating and configuring HW data 633e705c121SKalle Valo ********************************/ 634e705c121SKalle Valo hw = ieee80211_alloc_hw(sizeof(struct iwl_op_mode) + 635e705c121SKalle Valo sizeof(struct iwl_mvm), 636e705c121SKalle Valo &iwl_mvm_hw_ops); 637e705c121SKalle Valo if (!hw) 638e705c121SKalle Valo return NULL; 639e705c121SKalle Valo 6401eda295fSJohannes Berg hw->max_rx_aggregation_subframes = IEEE80211_MAX_AMPDU_BUF; 641e705c121SKalle Valo 642e705c121SKalle Valo if (cfg->max_tx_agg_size) 643e705c121SKalle Valo hw->max_tx_aggregation_subframes = cfg->max_tx_agg_size; 6441eda295fSJohannes Berg else 6451eda295fSJohannes Berg hw->max_tx_aggregation_subframes = IEEE80211_MAX_AMPDU_BUF; 646e705c121SKalle Valo 647e705c121SKalle Valo op_mode = hw->priv; 648e705c121SKalle Valo 649e705c121SKalle Valo mvm = IWL_OP_MODE_GET_MVM(op_mode); 650e705c121SKalle Valo mvm->dev = trans->dev; 651e705c121SKalle Valo mvm->trans = trans; 652e705c121SKalle Valo mvm->cfg = cfg; 653e705c121SKalle Valo mvm->fw = fw; 654e705c121SKalle Valo mvm->hw = hw; 655e705c121SKalle Valo 65693b167c1SMordechay Goodstein iwl_fw_runtime_init(&mvm->fwrt, trans, fw, &iwl_mvm_fwrt_ops, mvm, 65793b167c1SMordechay Goodstein dbgfs_dir); 658235acb18SJohannes Berg 659de8ba41bSLiad Kaufman mvm->init_status = 0; 660de8ba41bSLiad Kaufman 661e705c121SKalle Valo if (iwl_mvm_has_new_rx_api(mvm)) { 662e705c121SKalle Valo op_mode->ops = &iwl_mvm_ops_mq; 66318ead597SGolan Ben Ami trans->rx_mpdu_cmd_hdr_size = 664286ca8ebSLuca Coelho (trans->trans_cfg->device_family >= 6653681021fSJohannes Berg IWL_DEVICE_FAMILY_AX210) ? 66618ead597SGolan Ben Ami sizeof(struct iwl_rx_mpdu_desc) : 66718ead597SGolan Ben Ami IWL_RX_DESC_SIZE_V1; 668e705c121SKalle Valo } else { 669e705c121SKalle Valo op_mode->ops = &iwl_mvm_ops; 67025c2b22cSSara Sharon trans->rx_mpdu_cmd_hdr_size = 67125c2b22cSSara Sharon sizeof(struct iwl_rx_mpdu_res_start); 672e705c121SKalle Valo 673e705c121SKalle Valo if (WARN_ON(trans->num_rx_queues > 1)) 674e705c121SKalle Valo goto out_free; 675e705c121SKalle Valo } 676e705c121SKalle Valo 6773b37f4c9SJohannes Berg mvm->fw_restart = iwlwifi_mod_params.fw_restart ? -1 : 0; 678e705c121SKalle Valo 67928d0793eSLiad Kaufman mvm->aux_queue = IWL_MVM_DQA_AUX_QUEUE; 680b13f43a4SEmmanuel Grumbach mvm->snif_queue = IWL_MVM_DQA_INJECT_MONITOR_QUEUE; 68149f71713SSara Sharon mvm->probe_queue = IWL_MVM_DQA_AP_PROBE_RESP_QUEUE; 68249f71713SSara Sharon mvm->p2p_dev_queue = IWL_MVM_DQA_P2P_DEVICE_QUEUE; 683c8f54701SJohannes Berg 684e705c121SKalle Valo mvm->sf_state = SF_UNINIT; 6857d6222e2SJohannes Berg if (iwl_mvm_has_unified_ucode(mvm)) 686702e975dSJohannes Berg iwl_fw_set_current_image(&mvm->fwrt, IWL_UCODE_REGULAR); 6871f370650SSara Sharon else 688702e975dSJohannes Berg iwl_fw_set_current_image(&mvm->fwrt, IWL_UCODE_INIT); 689c89e333dSAndrei Otcheretianski mvm->drop_bcn_ap_mode = true; 690e705c121SKalle Valo 691e705c121SKalle Valo mutex_init(&mvm->mutex); 692e705c121SKalle Valo spin_lock_init(&mvm->async_handlers_lock); 693e705c121SKalle Valo INIT_LIST_HEAD(&mvm->time_event_list); 694e705c121SKalle Valo INIT_LIST_HEAD(&mvm->aux_roc_te_list); 695e705c121SKalle Valo INIT_LIST_HEAD(&mvm->async_handlers_list); 696e705c121SKalle Valo spin_lock_init(&mvm->time_event_lock); 697fc36ffdaSJohannes Berg INIT_LIST_HEAD(&mvm->ftm_initiator.loc_list); 698be82ecd3SAvraham Stern INIT_LIST_HEAD(&mvm->resp_pasn_list); 699e705c121SKalle Valo 700e705c121SKalle Valo INIT_WORK(&mvm->async_handlers_wk, iwl_mvm_async_handlers_wk); 701e705c121SKalle Valo INIT_WORK(&mvm->roc_done_wk, iwl_mvm_roc_done_wk); 702e705c121SKalle Valo INIT_DELAYED_WORK(&mvm->tdls_cs.dwork, iwl_mvm_tdls_ch_switch_work); 70369e04642SLuca Coelho INIT_DELAYED_WORK(&mvm->scan_timeout_dwork, iwl_mvm_scan_timeout_wk); 70424afba76SLiad Kaufman INIT_WORK(&mvm->add_stream_wk, iwl_mvm_add_new_dqa_stream_wk); 705cfbc6c4cSSara Sharon INIT_LIST_HEAD(&mvm->add_stream_txqs); 706e705c121SKalle Valo 7073a732c65SSara Sharon init_waitqueue_head(&mvm->rx_sync_waitq); 708e705c121SKalle Valo 7090636b938SSara Sharon atomic_set(&mvm->queue_sync_counter, 0); 7100636b938SSara Sharon 711e705c121SKalle Valo SET_IEEE80211_DEV(mvm->hw, mvm->trans->dev); 712e705c121SKalle Valo 7137d9d0d56SLuca Coelho spin_lock_init(&mvm->tcm.lock); 7147d9d0d56SLuca Coelho INIT_DELAYED_WORK(&mvm->tcm.work, iwl_mvm_tcm_work); 7157d9d0d56SLuca Coelho mvm->tcm.ts = jiffies; 7167d9d0d56SLuca Coelho mvm->tcm.ll_ts = jiffies; 7177d9d0d56SLuca Coelho mvm->tcm.uapsd_nonagg_ts = jiffies; 7187d9d0d56SLuca Coelho 719d3a108a4SAndrei Otcheretianski INIT_DELAYED_WORK(&mvm->cs_tx_unblock_dwork, iwl_mvm_tx_unblock_dwork); 720d3a108a4SAndrei Otcheretianski 721d3b4dc01SHaim Dreyfuss mvm->cmd_ver.d0i3_resp = 7224af11950SMordechay Goodstein iwl_fw_lookup_notif_ver(mvm->fw, LEGACY_GROUP, D0I3_END_CMD, 7234af11950SMordechay Goodstein 0); 724d3b4dc01SHaim Dreyfuss /* we only support version 1 */ 725d3b4dc01SHaim Dreyfuss if (WARN_ON_ONCE(mvm->cmd_ver.d0i3_resp > 1)) 726d3b4dc01SHaim Dreyfuss goto out_free; 727d3b4dc01SHaim Dreyfuss 728e705c121SKalle Valo /* 729e705c121SKalle Valo * Populate the state variables that the transport layer needs 730e705c121SKalle Valo * to know about. 731e705c121SKalle Valo */ 732e705c121SKalle Valo trans_cfg.op_mode = op_mode; 733e705c121SKalle Valo trans_cfg.no_reclaim_cmds = no_reclaim_cmds; 734e705c121SKalle Valo trans_cfg.n_no_reclaim_cmds = ARRAY_SIZE(no_reclaim_cmds); 735034925cbSShaul Triebitz 7363681021fSJohannes Berg if (mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_AX210) 737034925cbSShaul Triebitz rb_size_default = IWL_AMSDU_2K; 738034925cbSShaul Triebitz else 739034925cbSShaul Triebitz rb_size_default = IWL_AMSDU_4K; 740034925cbSShaul Triebitz 7416c4fbcbcSEmmanuel Grumbach switch (iwlwifi_mod_params.amsdu_size) { 7424bdd4dfeSEmmanuel Grumbach case IWL_AMSDU_DEF: 743034925cbSShaul Triebitz trans_cfg.rx_buf_size = rb_size_default; 744034925cbSShaul Triebitz break; 7456c4fbcbcSEmmanuel Grumbach case IWL_AMSDU_4K: 7466c4fbcbcSEmmanuel Grumbach trans_cfg.rx_buf_size = IWL_AMSDU_4K; 7476c4fbcbcSEmmanuel Grumbach break; 7486c4fbcbcSEmmanuel Grumbach case IWL_AMSDU_8K: 7496c4fbcbcSEmmanuel Grumbach trans_cfg.rx_buf_size = IWL_AMSDU_8K; 7506c4fbcbcSEmmanuel Grumbach break; 7516c4fbcbcSEmmanuel Grumbach case IWL_AMSDU_12K: 7526c4fbcbcSEmmanuel Grumbach trans_cfg.rx_buf_size = IWL_AMSDU_12K; 7536c4fbcbcSEmmanuel Grumbach break; 7546c4fbcbcSEmmanuel Grumbach default: 7556c4fbcbcSEmmanuel Grumbach pr_err("%s: Unsupported amsdu_size: %d\n", KBUILD_MODNAME, 7566c4fbcbcSEmmanuel Grumbach iwlwifi_mod_params.amsdu_size); 757034925cbSShaul Triebitz trans_cfg.rx_buf_size = rb_size_default; 7586c4fbcbcSEmmanuel Grumbach } 7594bdd4dfeSEmmanuel Grumbach 7604b87e5afSLuca Coelho trans->wide_cmd_header = true; 7612a182fbbSGolan Ben Ami trans_cfg.bc_table_dword = 7623681021fSJohannes Berg mvm->trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_AX210; 763e705c121SKalle Valo 76439bdb17eSSharon Dvir trans_cfg.command_groups = iwl_mvm_groups; 76539bdb17eSSharon Dvir trans_cfg.command_groups_size = ARRAY_SIZE(iwl_mvm_groups); 766e705c121SKalle Valo 767097129c9SLiad Kaufman trans_cfg.cmd_queue = IWL_MVM_DQA_CMD_QUEUE; 768e705c121SKalle Valo trans_cfg.cmd_fifo = IWL_MVM_TX_FIFO_CMD; 769e705c121SKalle Valo trans_cfg.scd_set_active = true; 770e705c121SKalle Valo 77121cb3222SJohannes Berg trans_cfg.cb_data_offs = offsetof(struct ieee80211_tx_info, 77221cb3222SJohannes Berg driver_data[2]); 77321cb3222SJohannes Berg 77441837ca9SEmmanuel Grumbach trans_cfg.sw_csum_tx = IWL_MVM_SW_TX_CSUM_OFFLOAD; 775e705c121SKalle Valo 776e705c121SKalle Valo /* Set a short watchdog for the command queue */ 777e705c121SKalle Valo trans_cfg.cmd_q_wdg_timeout = 778e705c121SKalle Valo iwl_mvm_get_wd_timeout(mvm, NULL, false, true); 779e705c121SKalle Valo 780e705c121SKalle Valo snprintf(mvm->hw->wiphy->fw_version, 781e705c121SKalle Valo sizeof(mvm->hw->wiphy->fw_version), 782e705c121SKalle Valo "%s", fw->fw_version); 783e705c121SKalle Valo 784e705c121SKalle Valo /* Configure transport layer */ 785e705c121SKalle Valo iwl_trans_configure(mvm->trans, &trans_cfg); 786e705c121SKalle Valo 787e705c121SKalle Valo trans->rx_mpdu_cmd = REPLY_RX_MPDU_CMD; 78891c28b83SShahar S Matityahu trans->dbg.dest_tlv = mvm->fw->dbg.dest_tlv; 78991c28b83SShahar S Matityahu trans->dbg.n_dest_reg = mvm->fw->dbg.n_dest_reg; 79091c28b83SShahar S Matityahu memcpy(trans->dbg.conf_tlv, mvm->fw->dbg.conf_tlv, 79191c28b83SShahar S Matityahu sizeof(trans->dbg.conf_tlv)); 79291c28b83SShahar S Matityahu trans->dbg.trigger_tlv = mvm->fw->dbg.trigger_tlv; 793e705c121SKalle Valo 794132db31cSGolan Ben-Ami trans->iml = mvm->fw->iml; 795132db31cSGolan Ben-Ami trans->iml_len = mvm->fw->iml_len; 796132db31cSGolan Ben-Ami 797e705c121SKalle Valo /* set up notification wait support */ 798e705c121SKalle Valo iwl_notification_wait_init(&mvm->notif_wait); 799e705c121SKalle Valo 800e705c121SKalle Valo /* Init phy db */ 801e705c121SKalle Valo mvm->phy_db = iwl_phy_db_init(trans); 802e705c121SKalle Valo if (!mvm->phy_db) { 803e705c121SKalle Valo IWL_ERR(mvm, "Cannot init phy_db\n"); 804e705c121SKalle Valo goto out_free; 805e705c121SKalle Valo } 806e705c121SKalle Valo 807e705c121SKalle Valo IWL_INFO(mvm, "Detected %s, REV=0x%X\n", 8080b295a1eSLuca Coelho mvm->trans->name, mvm->trans->hw_rev); 809e705c121SKalle Valo 810e705c121SKalle Valo if (iwlwifi_mod_params.nvm_file) 811e705c121SKalle Valo mvm->nvm_file_name = iwlwifi_mod_params.nvm_file; 812e705c121SKalle Valo else 813e705c121SKalle Valo IWL_DEBUG_EEPROM(mvm->trans->dev, 814e705c121SKalle Valo "working without external nvm file\n"); 815e705c121SKalle Valo 816e705c121SKalle Valo err = iwl_trans_start_hw(mvm->trans); 817e705c121SKalle Valo if (err) 818e705c121SKalle Valo goto out_free; 819e705c121SKalle Valo 820e705c121SKalle Valo mutex_lock(&mvm->mutex); 821e705c121SKalle Valo err = iwl_run_init_mvm_ucode(mvm, true); 82272d3c7bbSJohannes Berg if (err && err != -ERFKILL) 823700b3799SShahar S Matityahu iwl_fw_dbg_error_collect(&mvm->fwrt, FW_DBG_TRIGGER_DRIVER); 824f4744258SLiad Kaufman if (!iwlmvm_mod_params.init_dbg || !err) 825fcb6b92aSChaya Rachel Ivgi iwl_mvm_stop_device(mvm); 826e705c121SKalle Valo mutex_unlock(&mvm->mutex); 827de8ba41bSLiad Kaufman if (err < 0) { 828e705c121SKalle Valo IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", err); 829e705c121SKalle Valo goto out_free; 830e705c121SKalle Valo } 831e705c121SKalle Valo 832e705c121SKalle Valo scan_size = iwl_mvm_scan_size(mvm); 833e705c121SKalle Valo 834e705c121SKalle Valo mvm->scan_cmd = kmalloc(scan_size, GFP_KERNEL); 835e705c121SKalle Valo if (!mvm->scan_cmd) 836e705c121SKalle Valo goto out_free; 837e705c121SKalle Valo 838e705c121SKalle Valo /* Set EBS as successful as long as not stated otherwise by the FW. */ 839e705c121SKalle Valo mvm->last_ebs_successful = true; 840e705c121SKalle Valo 841e705c121SKalle Valo err = iwl_mvm_mac_setup_register(mvm); 842e705c121SKalle Valo if (err) 843e705c121SKalle Valo goto out_free; 8441f370650SSara Sharon mvm->hw_registered = true; 845e705c121SKalle Valo 846f2abcfa6SLuca Coelho min_backoff = iwl_mvm_min_backoff(mvm); 84704ddc2aaSChaya Rachel Ivgi iwl_mvm_thermal_initialize(mvm, min_backoff); 84804ddc2aaSChaya Rachel Ivgi 849c9af7528SGreg Kroah-Hartman iwl_mvm_dbgfs_register(mvm, dbgfs_dir); 850e705c121SKalle Valo 851678d9b6dSLiad Kaufman if (!iwl_mvm_has_new_rx_stats_api(mvm)) 852678d9b6dSLiad Kaufman memset(&mvm->rx_stats_v3, 0, 853678d9b6dSLiad Kaufman sizeof(struct mvm_statistics_rx_v3)); 854678d9b6dSLiad Kaufman else 855e705c121SKalle Valo memset(&mvm->rx_stats, 0, sizeof(struct mvm_statistics_rx)); 856e705c121SKalle Valo 857656fca00SAvraham Stern iwl_mvm_toggle_tx_ant(mvm, &mvm->mgmt_last_antenna_idx); 858656fca00SAvraham Stern 859e705c121SKalle Valo return op_mode; 860e705c121SKalle Valo 861e705c121SKalle Valo out_free: 862c7ab138eSShahar S Matityahu iwl_fw_flush_dumps(&mvm->fwrt); 86354f3f994SShahar S Matityahu iwl_fw_runtime_free(&mvm->fwrt); 864de8ba41bSLiad Kaufman 865de8ba41bSLiad Kaufman if (iwlmvm_mod_params.init_dbg) 866de8ba41bSLiad Kaufman return op_mode; 867e705c121SKalle Valo iwl_phy_db_free(mvm->phy_db); 868e705c121SKalle Valo kfree(mvm->scan_cmd); 869e705c121SKalle Valo iwl_trans_op_mode_leave(trans); 87056f2929bSSara Sharon 871e705c121SKalle Valo ieee80211_free_hw(mvm->hw); 872e705c121SKalle Valo return NULL; 873e705c121SKalle Valo } 874e705c121SKalle Valo 875e705c121SKalle Valo static void iwl_op_mode_mvm_stop(struct iwl_op_mode *op_mode) 876e705c121SKalle Valo { 877e705c121SKalle Valo struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 878e705c121SKalle Valo int i; 879e705c121SKalle Valo 880e705c121SKalle Valo iwl_mvm_leds_exit(mvm); 881e705c121SKalle Valo 882c221daf2SChaya Rachel Ivgi iwl_mvm_thermal_exit(mvm); 883e705c121SKalle Valo 884e705c121SKalle Valo ieee80211_unregister_hw(mvm->hw); 885e705c121SKalle Valo 886e705c121SKalle Valo kfree(mvm->scan_cmd); 887e705c121SKalle Valo kfree(mvm->mcast_filter_cmd); 888e705c121SKalle Valo mvm->mcast_filter_cmd = NULL; 889e705c121SKalle Valo 890f130bb75SMordechay Goodstein kfree(mvm->error_recovery_buf); 891f130bb75SMordechay Goodstein mvm->error_recovery_buf = NULL; 892f130bb75SMordechay Goodstein 893e705c121SKalle Valo iwl_trans_op_mode_leave(mvm->trans); 894e705c121SKalle Valo 895e705c121SKalle Valo iwl_phy_db_free(mvm->phy_db); 896e705c121SKalle Valo mvm->phy_db = NULL; 897e705c121SKalle Valo 8981dad3e0aSLuca Coelho kfree(mvm->nvm_data); 899e705c121SKalle Valo for (i = 0; i < NVM_MAX_NUM_SECTIONS; i++) 900e705c121SKalle Valo kfree(mvm->nvm_sections[i].data); 901e705c121SKalle Valo 9027d9d0d56SLuca Coelho cancel_delayed_work_sync(&mvm->tcm.work); 9037d9d0d56SLuca Coelho 90454f3f994SShahar S Matityahu iwl_fw_runtime_free(&mvm->fwrt); 905a2a57a35SEmmanuel Grumbach mutex_destroy(&mvm->mutex); 906a2a57a35SEmmanuel Grumbach 907e705c121SKalle Valo ieee80211_free_hw(mvm->hw); 908e705c121SKalle Valo } 909e705c121SKalle Valo 910e705c121SKalle Valo struct iwl_async_handler_entry { 911e705c121SKalle Valo struct list_head list; 912e705c121SKalle Valo struct iwl_rx_cmd_buffer rxb; 913c9cb14a6SChaya Rachel Ivgi enum iwl_rx_handler_context context; 914e705c121SKalle Valo void (*fn)(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); 915e705c121SKalle Valo }; 916e705c121SKalle Valo 917e705c121SKalle Valo void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm) 918e705c121SKalle Valo { 919e705c121SKalle Valo struct iwl_async_handler_entry *entry, *tmp; 920e705c121SKalle Valo 921e705c121SKalle Valo spin_lock_bh(&mvm->async_handlers_lock); 922e705c121SKalle Valo list_for_each_entry_safe(entry, tmp, &mvm->async_handlers_list, list) { 923e705c121SKalle Valo iwl_free_rxb(&entry->rxb); 924e705c121SKalle Valo list_del(&entry->list); 925e705c121SKalle Valo kfree(entry); 926e705c121SKalle Valo } 927e705c121SKalle Valo spin_unlock_bh(&mvm->async_handlers_lock); 928e705c121SKalle Valo } 929e705c121SKalle Valo 930e705c121SKalle Valo static void iwl_mvm_async_handlers_wk(struct work_struct *wk) 931e705c121SKalle Valo { 932e705c121SKalle Valo struct iwl_mvm *mvm = 933e705c121SKalle Valo container_of(wk, struct iwl_mvm, async_handlers_wk); 934e705c121SKalle Valo struct iwl_async_handler_entry *entry, *tmp; 9358098203fSJohannes Berg LIST_HEAD(local_list); 936e705c121SKalle Valo 937e705c121SKalle Valo /* Ensure that we are not in stop flow (check iwl_mvm_mac_stop) */ 938e705c121SKalle Valo 939e705c121SKalle Valo /* 940e705c121SKalle Valo * Sync with Rx path with a lock. Remove all the entries from this list, 941e705c121SKalle Valo * add them to a local one (lock free), and then handle them. 942e705c121SKalle Valo */ 943e705c121SKalle Valo spin_lock_bh(&mvm->async_handlers_lock); 944e705c121SKalle Valo list_splice_init(&mvm->async_handlers_list, &local_list); 945e705c121SKalle Valo spin_unlock_bh(&mvm->async_handlers_lock); 946e705c121SKalle Valo 947e705c121SKalle Valo list_for_each_entry_safe(entry, tmp, &local_list, list) { 948c9cb14a6SChaya Rachel Ivgi if (entry->context == RX_HANDLER_ASYNC_LOCKED) 949c9cb14a6SChaya Rachel Ivgi mutex_lock(&mvm->mutex); 950e705c121SKalle Valo entry->fn(mvm, &entry->rxb); 951e705c121SKalle Valo iwl_free_rxb(&entry->rxb); 952e705c121SKalle Valo list_del(&entry->list); 953c9cb14a6SChaya Rachel Ivgi if (entry->context == RX_HANDLER_ASYNC_LOCKED) 954c9cb14a6SChaya Rachel Ivgi mutex_unlock(&mvm->mutex); 955e705c121SKalle Valo kfree(entry); 956e705c121SKalle Valo } 957e705c121SKalle Valo } 958e705c121SKalle Valo 959e705c121SKalle Valo static inline void iwl_mvm_rx_check_trigger(struct iwl_mvm *mvm, 960e705c121SKalle Valo struct iwl_rx_packet *pkt) 961e705c121SKalle Valo { 962e705c121SKalle Valo struct iwl_fw_dbg_trigger_tlv *trig; 963e705c121SKalle Valo struct iwl_fw_dbg_trigger_cmd *cmds_trig; 964e705c121SKalle Valo int i; 965e705c121SKalle Valo 9666c042d75SSara Sharon trig = iwl_fw_dbg_trigger_on(&mvm->fwrt, NULL, 9676c042d75SSara Sharon FW_DBG_TRIGGER_FW_NOTIF); 9686c042d75SSara Sharon if (!trig) 969e705c121SKalle Valo return; 970e705c121SKalle Valo 971e705c121SKalle Valo cmds_trig = (void *)trig->data; 972e705c121SKalle Valo 973e705c121SKalle Valo for (i = 0; i < ARRAY_SIZE(cmds_trig->cmds); i++) { 974e705c121SKalle Valo /* don't collect on CMD 0 */ 975e705c121SKalle Valo if (!cmds_trig->cmds[i].cmd_id) 976e705c121SKalle Valo break; 977e705c121SKalle Valo 978e705c121SKalle Valo if (cmds_trig->cmds[i].cmd_id != pkt->hdr.cmd || 979e705c121SKalle Valo cmds_trig->cmds[i].group_id != pkt->hdr.group_id) 980e705c121SKalle Valo continue; 981e705c121SKalle Valo 9827174beb6SJohannes Berg iwl_fw_dbg_collect_trig(&mvm->fwrt, trig, 983e705c121SKalle Valo "CMD 0x%02x.%02x received", 984e705c121SKalle Valo pkt->hdr.group_id, pkt->hdr.cmd); 985e705c121SKalle Valo break; 986e705c121SKalle Valo } 987e705c121SKalle Valo } 988e705c121SKalle Valo 989e705c121SKalle Valo static void iwl_mvm_rx_common(struct iwl_mvm *mvm, 990e705c121SKalle Valo struct iwl_rx_cmd_buffer *rxb, 991e705c121SKalle Valo struct iwl_rx_packet *pkt) 992e705c121SKalle Valo { 993e705c121SKalle Valo int i; 994b108d8c7SShahar S Matityahu union iwl_dbg_tlv_tp_data tp_data = { .fw_pkt = pkt }; 995e705c121SKalle Valo 996b108d8c7SShahar S Matityahu iwl_dbg_tlv_time_point(&mvm->fwrt, 997b108d8c7SShahar S Matityahu IWL_FW_INI_TIME_POINT_FW_RSP_OR_NOTIF, &tp_data); 998e705c121SKalle Valo iwl_mvm_rx_check_trigger(mvm, pkt); 999e705c121SKalle Valo 1000e705c121SKalle Valo /* 1001e705c121SKalle Valo * Do the notification wait before RX handlers so 1002e705c121SKalle Valo * even if the RX handler consumes the RXB we have 1003e705c121SKalle Valo * access to it in the notification wait entry. 1004e705c121SKalle Valo */ 1005e705c121SKalle Valo iwl_notification_wait_notify(&mvm->notif_wait, pkt); 1006e705c121SKalle Valo 1007e705c121SKalle Valo for (i = 0; i < ARRAY_SIZE(iwl_mvm_rx_handlers); i++) { 1008e705c121SKalle Valo const struct iwl_rx_handlers *rx_h = &iwl_mvm_rx_handlers[i]; 1009e705c121SKalle Valo struct iwl_async_handler_entry *entry; 1010e705c121SKalle Valo 1011e705c121SKalle Valo if (rx_h->cmd_id != WIDE_ID(pkt->hdr.group_id, pkt->hdr.cmd)) 1012e705c121SKalle Valo continue; 1013e705c121SKalle Valo 1014c9cb14a6SChaya Rachel Ivgi if (rx_h->context == RX_HANDLER_SYNC) { 1015e705c121SKalle Valo rx_h->fn(mvm, rxb); 1016e705c121SKalle Valo return; 1017e705c121SKalle Valo } 1018e705c121SKalle Valo 1019e705c121SKalle Valo entry = kzalloc(sizeof(*entry), GFP_ATOMIC); 1020e705c121SKalle Valo /* we can't do much... */ 1021e705c121SKalle Valo if (!entry) 1022e705c121SKalle Valo return; 1023e705c121SKalle Valo 1024e705c121SKalle Valo entry->rxb._page = rxb_steal_page(rxb); 1025e705c121SKalle Valo entry->rxb._offset = rxb->_offset; 1026e705c121SKalle Valo entry->rxb._rx_page_order = rxb->_rx_page_order; 1027e705c121SKalle Valo entry->fn = rx_h->fn; 1028c9cb14a6SChaya Rachel Ivgi entry->context = rx_h->context; 1029e705c121SKalle Valo spin_lock(&mvm->async_handlers_lock); 1030e705c121SKalle Valo list_add_tail(&entry->list, &mvm->async_handlers_list); 1031e705c121SKalle Valo spin_unlock(&mvm->async_handlers_lock); 1032e705c121SKalle Valo schedule_work(&mvm->async_handlers_wk); 103307fb3299SSara Sharon break; 1034e705c121SKalle Valo } 1035e705c121SKalle Valo } 1036e705c121SKalle Valo 1037e705c121SKalle Valo static void iwl_mvm_rx(struct iwl_op_mode *op_mode, 1038e705c121SKalle Valo struct napi_struct *napi, 1039e705c121SKalle Valo struct iwl_rx_cmd_buffer *rxb) 1040e705c121SKalle Valo { 1041e705c121SKalle Valo struct iwl_rx_packet *pkt = rxb_addr(rxb); 1042e705c121SKalle Valo struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 104361b0f5d7SJohannes Berg u16 cmd = WIDE_ID(pkt->hdr.group_id, pkt->hdr.cmd); 1044e705c121SKalle Valo 104561b0f5d7SJohannes Berg if (likely(cmd == WIDE_ID(LEGACY_GROUP, REPLY_RX_MPDU_CMD))) 1046e705c121SKalle Valo iwl_mvm_rx_rx_mpdu(mvm, napi, rxb); 104761b0f5d7SJohannes Berg else if (cmd == WIDE_ID(LEGACY_GROUP, REPLY_RX_PHY_CMD)) 1048e705c121SKalle Valo iwl_mvm_rx_rx_phy_cmd(mvm, rxb); 1049e705c121SKalle Valo else 1050e705c121SKalle Valo iwl_mvm_rx_common(mvm, rxb, pkt); 1051e705c121SKalle Valo } 1052e705c121SKalle Valo 1053e705c121SKalle Valo static void iwl_mvm_rx_mq(struct iwl_op_mode *op_mode, 1054e705c121SKalle Valo struct napi_struct *napi, 1055e705c121SKalle Valo struct iwl_rx_cmd_buffer *rxb) 1056e705c121SKalle Valo { 1057e705c121SKalle Valo struct iwl_rx_packet *pkt = rxb_addr(rxb); 1058e705c121SKalle Valo struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 105961b0f5d7SJohannes Berg u16 cmd = WIDE_ID(pkt->hdr.group_id, pkt->hdr.cmd); 1060e705c121SKalle Valo 106161b0f5d7SJohannes Berg if (likely(cmd == WIDE_ID(LEGACY_GROUP, REPLY_RX_MPDU_CMD))) 1062780e87c2SJohannes Berg iwl_mvm_rx_mpdu_mq(mvm, napi, rxb, 0); 106361b0f5d7SJohannes Berg else if (unlikely(cmd == WIDE_ID(DATA_PATH_GROUP, 106461b0f5d7SJohannes Berg RX_QUEUES_NOTIFICATION))) 1065c61b655aSEmmanuel Grumbach iwl_mvm_rx_queue_notif(mvm, napi, rxb, 0); 106661b0f5d7SJohannes Berg else if (cmd == WIDE_ID(LEGACY_GROUP, FRAME_RELEASE)) 106758035432SJohannes Berg iwl_mvm_rx_frame_release(mvm, napi, rxb, 0); 1068fe69b7d1SJohannes Berg else if (cmd == WIDE_ID(LEGACY_GROUP, BAR_FRAME_RELEASE)) 1069fe69b7d1SJohannes Berg iwl_mvm_rx_bar_frame_release(mvm, napi, rxb, 0); 1070bf9dfedaSShaul Triebitz else if (cmd == WIDE_ID(DATA_PATH_GROUP, RX_NO_DATA_NOTIF)) 1071d47cdb88SJohannes Berg iwl_mvm_rx_monitor_no_data(mvm, napi, rxb, 0); 1072e705c121SKalle Valo else 1073e705c121SKalle Valo iwl_mvm_rx_common(mvm, rxb, pkt); 1074e705c121SKalle Valo } 1075e705c121SKalle Valo 1076156f92f2SEmmanuel Grumbach static void iwl_mvm_async_cb(struct iwl_op_mode *op_mode, 1077156f92f2SEmmanuel Grumbach const struct iwl_device_cmd *cmd) 1078156f92f2SEmmanuel Grumbach { 1079156f92f2SEmmanuel Grumbach struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 1080156f92f2SEmmanuel Grumbach 1081156f92f2SEmmanuel Grumbach /* 1082156f92f2SEmmanuel Grumbach * For now, we only set the CMD_WANT_ASYNC_CALLBACK for ADD_STA 1083156f92f2SEmmanuel Grumbach * commands that need to block the Tx queues. 1084156f92f2SEmmanuel Grumbach */ 1085156f92f2SEmmanuel Grumbach iwl_trans_block_txq_ptrs(mvm->trans, false); 1086156f92f2SEmmanuel Grumbach } 1087156f92f2SEmmanuel Grumbach 108899944b73SAvraham Stern static int iwl_mvm_is_static_queue(struct iwl_mvm *mvm, int queue) 108999944b73SAvraham Stern { 109099944b73SAvraham Stern return queue == mvm->aux_queue || queue == mvm->probe_queue || 109199944b73SAvraham Stern queue == mvm->p2p_dev_queue || queue == mvm->snif_queue; 109299944b73SAvraham Stern } 109399944b73SAvraham Stern 1094cfbc6c4cSSara Sharon static void iwl_mvm_queue_state_change(struct iwl_op_mode *op_mode, 1095cfbc6c4cSSara Sharon int hw_queue, bool start) 1096e705c121SKalle Valo { 1097e705c121SKalle Valo struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 1098cfbc6c4cSSara Sharon struct ieee80211_sta *sta; 1099cfbc6c4cSSara Sharon struct ieee80211_txq *txq; 1100cfbc6c4cSSara Sharon struct iwl_mvm_txq *mvmtxq; 1101cfbc6c4cSSara Sharon int i; 1102cfbc6c4cSSara Sharon unsigned long tid_bitmap; 1103cfbc6c4cSSara Sharon struct iwl_mvm_sta *mvmsta; 1104cfbc6c4cSSara Sharon u8 sta_id; 1105e705c121SKalle Valo 1106cfbc6c4cSSara Sharon sta_id = iwl_mvm_has_new_tx_api(mvm) ? 1107cfbc6c4cSSara Sharon mvm->tvqm_info[hw_queue].sta_id : 1108cfbc6c4cSSara Sharon mvm->queue_info[hw_queue].ra_sta_id; 1109b4f7a9d1SLiad Kaufman 1110cfbc6c4cSSara Sharon if (WARN_ON_ONCE(sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))) 1111e705c121SKalle Valo return; 1112e705c121SKalle Valo 1113cfbc6c4cSSara Sharon rcu_read_lock(); 1114cfbc6c4cSSara Sharon 1115cfbc6c4cSSara Sharon sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]); 1116cfbc6c4cSSara Sharon if (IS_ERR_OR_NULL(sta)) 1117cfbc6c4cSSara Sharon goto out; 1118cfbc6c4cSSara Sharon mvmsta = iwl_mvm_sta_from_mac80211(sta); 1119cfbc6c4cSSara Sharon 112099944b73SAvraham Stern if (iwl_mvm_is_static_queue(mvm, hw_queue)) { 112199944b73SAvraham Stern if (!start) 112299944b73SAvraham Stern ieee80211_stop_queues(mvm->hw); 112399944b73SAvraham Stern else if (mvmsta->sta_state != IEEE80211_STA_NOTEXIST) 112499944b73SAvraham Stern ieee80211_wake_queues(mvm->hw); 112599944b73SAvraham Stern 112699944b73SAvraham Stern goto out; 112799944b73SAvraham Stern } 112899944b73SAvraham Stern 1129cfbc6c4cSSara Sharon if (iwl_mvm_has_new_tx_api(mvm)) { 1130cfbc6c4cSSara Sharon int tid = mvm->tvqm_info[hw_queue].txq_tid; 1131cfbc6c4cSSara Sharon 1132cfbc6c4cSSara Sharon tid_bitmap = BIT(tid); 1133cfbc6c4cSSara Sharon } else { 1134cfbc6c4cSSara Sharon tid_bitmap = mvm->queue_info[hw_queue].tid_bitmap; 1135e705c121SKalle Valo } 1136e705c121SKalle Valo 1137cfbc6c4cSSara Sharon for_each_set_bit(i, &tid_bitmap, IWL_MAX_TID_COUNT + 1) { 1138cfbc6c4cSSara Sharon int tid = i; 1139cfbc6c4cSSara Sharon 1140cfbc6c4cSSara Sharon if (tid == IWL_MAX_TID_COUNT) 1141cfbc6c4cSSara Sharon tid = IEEE80211_NUM_TIDS; 1142cfbc6c4cSSara Sharon 1143cfbc6c4cSSara Sharon txq = sta->txq[tid]; 1144cfbc6c4cSSara Sharon mvmtxq = iwl_mvm_txq_from_mac80211(txq); 1145cfbc6c4cSSara Sharon mvmtxq->stopped = !start; 1146cfbc6c4cSSara Sharon 1147cfbc6c4cSSara Sharon if (start && mvmsta->sta_state != IEEE80211_STA_NOTEXIST) 1148cfbc6c4cSSara Sharon iwl_mvm_mac_itxq_xmit(mvm->hw, txq); 1149e705c121SKalle Valo } 1150cfbc6c4cSSara Sharon 1151cfbc6c4cSSara Sharon out: 1152cfbc6c4cSSara Sharon rcu_read_unlock(); 1153cfbc6c4cSSara Sharon } 1154cfbc6c4cSSara Sharon 1155cfbc6c4cSSara Sharon static void iwl_mvm_stop_sw_queue(struct iwl_op_mode *op_mode, int hw_queue) 1156cfbc6c4cSSara Sharon { 1157cfbc6c4cSSara Sharon iwl_mvm_queue_state_change(op_mode, hw_queue, false); 1158e705c121SKalle Valo } 1159e705c121SKalle Valo 1160b4f7a9d1SLiad Kaufman static void iwl_mvm_wake_sw_queue(struct iwl_op_mode *op_mode, int hw_queue) 1161b4f7a9d1SLiad Kaufman { 1162cfbc6c4cSSara Sharon iwl_mvm_queue_state_change(op_mode, hw_queue, true); 1163b4f7a9d1SLiad Kaufman } 1164b4f7a9d1SLiad Kaufman 11656ad04359SJohannes Berg static void iwl_mvm_set_rfkill_state(struct iwl_mvm *mvm) 11666ad04359SJohannes Berg { 11676ad04359SJohannes Berg bool state = iwl_mvm_is_radio_killed(mvm); 11686ad04359SJohannes Berg 11696ad04359SJohannes Berg if (state) 11706ad04359SJohannes Berg wake_up(&mvm->rx_sync_waitq); 11716ad04359SJohannes Berg 11726ad04359SJohannes Berg wiphy_rfkill_set_hw_state(mvm->hw->wiphy, state); 11736ad04359SJohannes Berg } 11746ad04359SJohannes Berg 1175e705c121SKalle Valo void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state) 1176e705c121SKalle Valo { 1177e705c121SKalle Valo if (state) 1178e705c121SKalle Valo set_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status); 1179e705c121SKalle Valo else 1180e705c121SKalle Valo clear_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status); 1181e705c121SKalle Valo 11826ad04359SJohannes Berg iwl_mvm_set_rfkill_state(mvm); 1183e705c121SKalle Valo } 1184e705c121SKalle Valo 1185e705c121SKalle Valo static bool iwl_mvm_set_hw_rfkill_state(struct iwl_op_mode *op_mode, bool state) 1186e705c121SKalle Valo { 1187e705c121SKalle Valo struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 1188b3500b47SEmmanuel Grumbach bool rfkill_safe_init_done = READ_ONCE(mvm->rfkill_safe_init_done); 1189b3500b47SEmmanuel Grumbach bool unified = iwl_mvm_has_unified_ucode(mvm); 1190e705c121SKalle Valo 1191e705c121SKalle Valo if (state) 1192e705c121SKalle Valo set_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status); 1193e705c121SKalle Valo else 1194e705c121SKalle Valo clear_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status); 1195e705c121SKalle Valo 11966ad04359SJohannes Berg iwl_mvm_set_rfkill_state(mvm); 1197e705c121SKalle Valo 1198b3500b47SEmmanuel Grumbach /* iwl_run_init_mvm_ucode is waiting for results, abort it. */ 1199b3500b47SEmmanuel Grumbach if (rfkill_safe_init_done) 1200e705c121SKalle Valo iwl_abort_notification_waits(&mvm->notif_wait); 1201e705c121SKalle Valo 1202e705c121SKalle Valo /* 1203b3500b47SEmmanuel Grumbach * Don't ask the transport to stop the firmware. We'll do it 1204b3500b47SEmmanuel Grumbach * after cfg80211 takes us down. 1205b3500b47SEmmanuel Grumbach */ 1206b3500b47SEmmanuel Grumbach if (unified) 1207b3500b47SEmmanuel Grumbach return false; 1208b3500b47SEmmanuel Grumbach 1209b3500b47SEmmanuel Grumbach /* 1210e705c121SKalle Valo * Stop the device if we run OPERATIONAL firmware or if we are in the 1211e705c121SKalle Valo * middle of the calibrations. 1212e705c121SKalle Valo */ 121307c89a60SEmmanuel Grumbach return state && rfkill_safe_init_done; 1214e705c121SKalle Valo } 1215e705c121SKalle Valo 1216e705c121SKalle Valo static void iwl_mvm_free_skb(struct iwl_op_mode *op_mode, struct sk_buff *skb) 1217e705c121SKalle Valo { 1218e705c121SKalle Valo struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 1219e705c121SKalle Valo struct ieee80211_tx_info *info; 1220e705c121SKalle Valo 1221e705c121SKalle Valo info = IEEE80211_SKB_CB(skb); 1222e705c121SKalle Valo iwl_trans_free_tx_cmd(mvm->trans, info->driver_data[1]); 1223e705c121SKalle Valo ieee80211_free_txskb(mvm->hw, skb); 1224e705c121SKalle Valo } 1225e705c121SKalle Valo 1226e705c121SKalle Valo struct iwl_mvm_reprobe { 1227e705c121SKalle Valo struct device *dev; 1228e705c121SKalle Valo struct work_struct work; 1229e705c121SKalle Valo }; 1230e705c121SKalle Valo 1231e705c121SKalle Valo static void iwl_mvm_reprobe_wk(struct work_struct *wk) 1232e705c121SKalle Valo { 1233e705c121SKalle Valo struct iwl_mvm_reprobe *reprobe; 1234e705c121SKalle Valo 1235e705c121SKalle Valo reprobe = container_of(wk, struct iwl_mvm_reprobe, work); 1236e705c121SKalle Valo if (device_reprobe(reprobe->dev)) 1237e705c121SKalle Valo dev_err(reprobe->dev, "reprobe failed!\n"); 1238e705c121SKalle Valo kfree(reprobe); 1239e705c121SKalle Valo module_put(THIS_MODULE); 1240e705c121SKalle Valo } 1241e705c121SKalle Valo 1242e705c121SKalle Valo void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error) 1243e705c121SKalle Valo { 1244e705c121SKalle Valo iwl_abort_notification_waits(&mvm->notif_wait); 12459b1bcfccSShahar S Matityahu iwl_dbg_tlv_del_timers(mvm->trans); 1246e705c121SKalle Valo 1247e705c121SKalle Valo /* 1248e705c121SKalle Valo * This is a bit racy, but worst case we tell mac80211 about 1249e705c121SKalle Valo * a stopped/aborted scan when that was already done which 1250e705c121SKalle Valo * is not a problem. It is necessary to abort any os scan 1251e705c121SKalle Valo * here because mac80211 requires having the scan cleared 1252e705c121SKalle Valo * before restarting. 1253e705c121SKalle Valo * We'll reset the scan_status to NONE in restart cleanup in 1254e705c121SKalle Valo * the next start() call from mac80211. If restart isn't called 1255e705c121SKalle Valo * (no fw restart) scan status will stay busy. 1256e705c121SKalle Valo */ 1257e705c121SKalle Valo iwl_mvm_report_scan_aborted(mvm); 1258e705c121SKalle Valo 1259e705c121SKalle Valo /* 1260e705c121SKalle Valo * If we're restarting already, don't cycle restarts. 1261e705c121SKalle Valo * If INIT fw asserted, it will likely fail again. 1262e705c121SKalle Valo * If WoWLAN fw asserted, don't restart either, mac80211 1263e705c121SKalle Valo * can't recover this since we're already half suspended. 1264e705c121SKalle Valo */ 12653b37f4c9SJohannes Berg if (!mvm->fw_restart && fw_error) { 12664b1831e4SShahar S Matityahu iwl_fw_error_collect(&mvm->fwrt); 1267bf8b286fSJohannes Berg } else if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) { 1268e705c121SKalle Valo struct iwl_mvm_reprobe *reprobe; 1269e705c121SKalle Valo 1270e705c121SKalle Valo IWL_ERR(mvm, 1271e705c121SKalle Valo "Firmware error during reconfiguration - reprobe!\n"); 1272e705c121SKalle Valo 1273e705c121SKalle Valo /* 1274e705c121SKalle Valo * get a module reference to avoid doing this while unloading 1275e705c121SKalle Valo * anyway and to avoid scheduling a work with code that's 1276e705c121SKalle Valo * being removed. 1277e705c121SKalle Valo */ 1278e705c121SKalle Valo if (!try_module_get(THIS_MODULE)) { 1279e705c121SKalle Valo IWL_ERR(mvm, "Module is being unloaded - abort\n"); 1280e705c121SKalle Valo return; 1281e705c121SKalle Valo } 1282e705c121SKalle Valo 1283e705c121SKalle Valo reprobe = kzalloc(sizeof(*reprobe), GFP_ATOMIC); 1284e705c121SKalle Valo if (!reprobe) { 1285e705c121SKalle Valo module_put(THIS_MODULE); 1286e705c121SKalle Valo return; 1287e705c121SKalle Valo } 1288e705c121SKalle Valo reprobe->dev = mvm->trans->dev; 1289e705c121SKalle Valo INIT_WORK(&reprobe->work, iwl_mvm_reprobe_wk); 1290e705c121SKalle Valo schedule_work(&reprobe->work); 12911e78e759SIlan Peer } else if (test_bit(IWL_MVM_STATUS_HW_RESTART_REQUESTED, 12921e78e759SIlan Peer &mvm->status)) { 12931e78e759SIlan Peer IWL_ERR(mvm, "HW restart already requested, but not started\n"); 1294702e975dSJohannes Berg } else if (mvm->fwrt.cur_fw_img == IWL_UCODE_REGULAR && 1295f60c9e59SEmmanuel Grumbach mvm->hw_registered && 1296f60c9e59SEmmanuel Grumbach !test_bit(STATUS_TRANS_DEAD, &mvm->trans->status)) { 1297f130bb75SMordechay Goodstein if (mvm->fw->ucode_capa.error_log_size) { 1298f130bb75SMordechay Goodstein u32 src_size = mvm->fw->ucode_capa.error_log_size; 1299f130bb75SMordechay Goodstein u32 src_addr = mvm->fw->ucode_capa.error_log_addr; 1300f130bb75SMordechay Goodstein u8 *recover_buf = kzalloc(src_size, GFP_ATOMIC); 1301f130bb75SMordechay Goodstein 1302f130bb75SMordechay Goodstein if (recover_buf) { 1303f130bb75SMordechay Goodstein mvm->error_recovery_buf = recover_buf; 1304f130bb75SMordechay Goodstein iwl_trans_read_mem_bytes(mvm->trans, 1305f130bb75SMordechay Goodstein src_addr, 1306f130bb75SMordechay Goodstein recover_buf, 1307f130bb75SMordechay Goodstein src_size); 1308f130bb75SMordechay Goodstein } 1309f130bb75SMordechay Goodstein } 1310f130bb75SMordechay Goodstein 13114b1831e4SShahar S Matityahu iwl_fw_error_collect(&mvm->fwrt); 13124b1831e4SShahar S Matityahu 13133b37f4c9SJohannes Berg if (fw_error && mvm->fw_restart > 0) 13143b37f4c9SJohannes Berg mvm->fw_restart--; 1315bf8b286fSJohannes Berg set_bit(IWL_MVM_STATUS_HW_RESTART_REQUESTED, &mvm->status); 1316e705c121SKalle Valo ieee80211_restart_hw(mvm->hw); 1317e705c121SKalle Valo } 1318e705c121SKalle Valo } 1319e705c121SKalle Valo 1320e705c121SKalle Valo static void iwl_mvm_nic_error(struct iwl_op_mode *op_mode) 1321e705c121SKalle Valo { 1322e705c121SKalle Valo struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 1323e705c121SKalle Valo 1324f60c9e59SEmmanuel Grumbach if (!test_bit(STATUS_TRANS_DEAD, &mvm->trans->status)) 1325e705c121SKalle Valo iwl_mvm_dump_nic_error_log(mvm); 1326e705c121SKalle Valo 1327e705c121SKalle Valo iwl_mvm_nic_restart(mvm, true); 1328e705c121SKalle Valo } 1329e705c121SKalle Valo 1330e705c121SKalle Valo static void iwl_mvm_cmd_queue_full(struct iwl_op_mode *op_mode) 1331e705c121SKalle Valo { 1332e705c121SKalle Valo struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 1333e705c121SKalle Valo 1334e705c121SKalle Valo WARN_ON(1); 1335e705c121SKalle Valo iwl_mvm_nic_restart(mvm, true); 1336e705c121SKalle Valo } 1337e705c121SKalle Valo 1338e705c121SKalle Valo #define IWL_MVM_COMMON_OPS \ 1339e705c121SKalle Valo /* these could be differentiated */ \ 1340156f92f2SEmmanuel Grumbach .async_cb = iwl_mvm_async_cb, \ 1341e705c121SKalle Valo .queue_full = iwl_mvm_stop_sw_queue, \ 1342e705c121SKalle Valo .queue_not_full = iwl_mvm_wake_sw_queue, \ 1343e705c121SKalle Valo .hw_rf_kill = iwl_mvm_set_hw_rfkill_state, \ 1344e705c121SKalle Valo .free_skb = iwl_mvm_free_skb, \ 1345e705c121SKalle Valo .nic_error = iwl_mvm_nic_error, \ 1346e705c121SKalle Valo .cmd_queue_full = iwl_mvm_cmd_queue_full, \ 1347e705c121SKalle Valo .nic_config = iwl_mvm_nic_config, \ 1348e705c121SKalle Valo /* as we only register one, these MUST be common! */ \ 1349e705c121SKalle Valo .start = iwl_op_mode_mvm_start, \ 1350e705c121SKalle Valo .stop = iwl_op_mode_mvm_stop 1351e705c121SKalle Valo 1352e705c121SKalle Valo static const struct iwl_op_mode_ops iwl_mvm_ops = { 1353e705c121SKalle Valo IWL_MVM_COMMON_OPS, 1354e705c121SKalle Valo .rx = iwl_mvm_rx, 1355e705c121SKalle Valo }; 1356e705c121SKalle Valo 1357e705c121SKalle Valo static void iwl_mvm_rx_mq_rss(struct iwl_op_mode *op_mode, 1358e705c121SKalle Valo struct napi_struct *napi, 1359e705c121SKalle Valo struct iwl_rx_cmd_buffer *rxb, 1360e705c121SKalle Valo unsigned int queue) 1361e705c121SKalle Valo { 1362e705c121SKalle Valo struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); 1363585a6fccSSara Sharon struct iwl_rx_packet *pkt = rxb_addr(rxb); 136461b0f5d7SJohannes Berg u16 cmd = WIDE_ID(pkt->hdr.group_id, pkt->hdr.cmd); 1365e705c121SKalle Valo 136661b0f5d7SJohannes Berg if (unlikely(cmd == WIDE_ID(LEGACY_GROUP, FRAME_RELEASE))) 1367a338384bSSara Sharon iwl_mvm_rx_frame_release(mvm, napi, rxb, queue); 136861b0f5d7SJohannes Berg else if (unlikely(cmd == WIDE_ID(DATA_PATH_GROUP, 136961b0f5d7SJohannes Berg RX_QUEUES_NOTIFICATION))) 1370c61b655aSEmmanuel Grumbach iwl_mvm_rx_queue_notif(mvm, napi, rxb, queue); 137161b0f5d7SJohannes Berg else if (likely(cmd == WIDE_ID(LEGACY_GROUP, REPLY_RX_MPDU_CMD))) 1372780e87c2SJohannes Berg iwl_mvm_rx_mpdu_mq(mvm, napi, rxb, queue); 1373e705c121SKalle Valo } 1374e705c121SKalle Valo 1375e705c121SKalle Valo static const struct iwl_op_mode_ops iwl_mvm_ops_mq = { 1376e705c121SKalle Valo IWL_MVM_COMMON_OPS, 1377e705c121SKalle Valo .rx = iwl_mvm_rx_mq, 1378e705c121SKalle Valo .rx_rss = iwl_mvm_rx_mq_rss, 1379e705c121SKalle Valo }; 1380