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 * 8e705c121SKalle Valo * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. 9e705c121SKalle Valo * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH 10bdccdb85SGolan Ben-Ami * 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 * You should have received a copy of the GNU General Public License 22e705c121SKalle Valo * along with this program; if not, write to the Free Software 23e705c121SKalle Valo * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, 24e705c121SKalle Valo * USA 25e705c121SKalle Valo * 26e705c121SKalle Valo * The full GNU General Public License is included in this distribution 27e705c121SKalle Valo * in the file called COPYING. 28e705c121SKalle Valo * 29e705c121SKalle Valo * Contact Information: 30cb2f8277SEmmanuel Grumbach * Intel Linux Wireless <linuxwifi@intel.com> 31e705c121SKalle Valo * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 32e705c121SKalle Valo * 33e705c121SKalle Valo * BSD LICENSE 34e705c121SKalle Valo * 35e705c121SKalle Valo * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. 36e705c121SKalle Valo * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH 37bdccdb85SGolan Ben-Ami * Copyright(c) 2016 - 2017 Intel Deutschland GmbH 38e705c121SKalle Valo * All rights reserved. 39e705c121SKalle Valo * 40e705c121SKalle Valo * Redistribution and use in source and binary forms, with or without 41e705c121SKalle Valo * modification, are permitted provided that the following conditions 42e705c121SKalle Valo * are met: 43e705c121SKalle Valo * 44e705c121SKalle Valo * * Redistributions of source code must retain the above copyright 45e705c121SKalle Valo * notice, this list of conditions and the following disclaimer. 46e705c121SKalle Valo * * Redistributions in binary form must reproduce the above copyright 47e705c121SKalle Valo * notice, this list of conditions and the following disclaimer in 48e705c121SKalle Valo * the documentation and/or other materials provided with the 49e705c121SKalle Valo * distribution. 50e705c121SKalle Valo * * Neither the name Intel Corporation nor the names of its 51e705c121SKalle Valo * contributors may be used to endorse or promote products derived 52e705c121SKalle Valo * from this software without specific prior written permission. 53e705c121SKalle Valo * 54e705c121SKalle Valo * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 55e705c121SKalle Valo * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 56e705c121SKalle Valo * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 57e705c121SKalle Valo * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 58e705c121SKalle Valo * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 59e705c121SKalle Valo * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 60e705c121SKalle Valo * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 61e705c121SKalle Valo * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 62e705c121SKalle Valo * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 63e705c121SKalle Valo * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 64e705c121SKalle Valo * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 65e705c121SKalle Valo * 66e705c121SKalle Valo *****************************************************************************/ 67e705c121SKalle Valo #include <net/mac80211.h> 68854d773eSSara Sharon #include <linux/netdevice.h> 69da2830acSLuca Coelho #include <linux/acpi.h> 70e705c121SKalle Valo 71e705c121SKalle Valo #include "iwl-trans.h" 72e705c121SKalle Valo #include "iwl-op-mode.h" 73d962f9b1SJohannes Berg #include "fw/img.h" 74e705c121SKalle Valo #include "iwl-debug.h" 75e705c121SKalle Valo #include "iwl-csr.h" /* for iwl_mvm_rx_card_state_notif */ 76e705c121SKalle Valo #include "iwl-io.h" /* for iwl_mvm_rx_card_state_notif */ 77e705c121SKalle Valo #include "iwl-prph.h" 78e705c121SKalle Valo #include "iwl-eeprom-parse.h" 79e705c121SKalle Valo 80e705c121SKalle Valo #include "mvm.h" 817174beb6SJohannes Berg #include "fw/dbg.h" 82e705c121SKalle Valo #include "iwl-phy-db.h" 83e705c121SKalle Valo 84e705c121SKalle Valo #define MVM_UCODE_ALIVE_TIMEOUT HZ 85e705c121SKalle Valo #define MVM_UCODE_CALIB_TIMEOUT (2*HZ) 86e705c121SKalle Valo 87e705c121SKalle Valo #define UCODE_VALID_OK cpu_to_le32(0x1) 88e705c121SKalle Valo 89e705c121SKalle Valo struct iwl_mvm_alive_data { 90e705c121SKalle Valo bool valid; 91e705c121SKalle Valo u32 scd_base_addr; 92e705c121SKalle Valo }; 93e705c121SKalle Valo 94e705c121SKalle Valo static int iwl_send_tx_ant_cfg(struct iwl_mvm *mvm, u8 valid_tx_ant) 95e705c121SKalle Valo { 96e705c121SKalle Valo struct iwl_tx_ant_cfg_cmd tx_ant_cmd = { 97e705c121SKalle Valo .valid = cpu_to_le32(valid_tx_ant), 98e705c121SKalle Valo }; 99e705c121SKalle Valo 100e705c121SKalle Valo IWL_DEBUG_FW(mvm, "select valid tx ant: %u\n", valid_tx_ant); 101e705c121SKalle Valo return iwl_mvm_send_cmd_pdu(mvm, TX_ANT_CONFIGURATION_CMD, 0, 102e705c121SKalle Valo sizeof(tx_ant_cmd), &tx_ant_cmd); 103e705c121SKalle Valo } 104e705c121SKalle Valo 10543413a97SSara Sharon static int iwl_send_rss_cfg_cmd(struct iwl_mvm *mvm) 10643413a97SSara Sharon { 10743413a97SSara Sharon int i; 10843413a97SSara Sharon struct iwl_rss_config_cmd cmd = { 10943413a97SSara Sharon .flags = cpu_to_le32(IWL_RSS_ENABLE), 11043413a97SSara Sharon .hash_mask = IWL_RSS_HASH_TYPE_IPV4_TCP | 111854d773eSSara Sharon IWL_RSS_HASH_TYPE_IPV4_UDP | 11243413a97SSara Sharon IWL_RSS_HASH_TYPE_IPV4_PAYLOAD | 11343413a97SSara Sharon IWL_RSS_HASH_TYPE_IPV6_TCP | 114854d773eSSara Sharon IWL_RSS_HASH_TYPE_IPV6_UDP | 11543413a97SSara Sharon IWL_RSS_HASH_TYPE_IPV6_PAYLOAD, 11643413a97SSara Sharon }; 11743413a97SSara Sharon 118f43495fdSSara Sharon if (mvm->trans->num_rx_queues == 1) 119f43495fdSSara Sharon return 0; 120f43495fdSSara Sharon 121854d773eSSara Sharon /* Do not direct RSS traffic to Q 0 which is our fallback queue */ 12243413a97SSara Sharon for (i = 0; i < ARRAY_SIZE(cmd.indirection_table); i++) 123854d773eSSara Sharon cmd.indirection_table[i] = 124854d773eSSara Sharon 1 + (i % (mvm->trans->num_rx_queues - 1)); 125854d773eSSara Sharon netdev_rss_key_fill(cmd.secret_key, sizeof(cmd.secret_key)); 12643413a97SSara Sharon 12743413a97SSara Sharon return iwl_mvm_send_cmd_pdu(mvm, RSS_CONFIG_CMD, 0, sizeof(cmd), &cmd); 12843413a97SSara Sharon } 12943413a97SSara Sharon 13097d5be7eSLiad Kaufman static int iwl_mvm_send_dqa_cmd(struct iwl_mvm *mvm) 13197d5be7eSLiad Kaufman { 13297d5be7eSLiad Kaufman struct iwl_dqa_enable_cmd dqa_cmd = { 13397d5be7eSLiad Kaufman .cmd_queue = cpu_to_le32(IWL_MVM_DQA_CMD_QUEUE), 13497d5be7eSLiad Kaufman }; 13597d5be7eSLiad Kaufman u32 cmd_id = iwl_cmd_id(DQA_ENABLE_CMD, DATA_PATH_GROUP, 0); 13697d5be7eSLiad Kaufman int ret; 13797d5be7eSLiad Kaufman 13897d5be7eSLiad Kaufman ret = iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, sizeof(dqa_cmd), &dqa_cmd); 13997d5be7eSLiad Kaufman if (ret) 14097d5be7eSLiad Kaufman IWL_ERR(mvm, "Failed to send DQA enabling command: %d\n", ret); 14197d5be7eSLiad Kaufman else 14297d5be7eSLiad Kaufman IWL_DEBUG_FW(mvm, "Working in DQA mode\n"); 14397d5be7eSLiad Kaufman 14497d5be7eSLiad Kaufman return ret; 14597d5be7eSLiad Kaufman } 14697d5be7eSLiad Kaufman 147bdccdb85SGolan Ben-Ami void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm, 148bdccdb85SGolan Ben-Ami struct iwl_rx_cmd_buffer *rxb) 149bdccdb85SGolan Ben-Ami { 150bdccdb85SGolan Ben-Ami struct iwl_rx_packet *pkt = rxb_addr(rxb); 151bdccdb85SGolan Ben-Ami struct iwl_mfu_assert_dump_notif *mfu_dump_notif = (void *)pkt->data; 152bdccdb85SGolan Ben-Ami __le32 *dump_data = mfu_dump_notif->data; 153bdccdb85SGolan Ben-Ami int n_words = le32_to_cpu(mfu_dump_notif->data_size) / sizeof(__le32); 154bdccdb85SGolan Ben-Ami int i; 155bdccdb85SGolan Ben-Ami 156bdccdb85SGolan Ben-Ami if (mfu_dump_notif->index_num == 0) 157bdccdb85SGolan Ben-Ami IWL_INFO(mvm, "MFUART assert id 0x%x occurred\n", 158bdccdb85SGolan Ben-Ami le32_to_cpu(mfu_dump_notif->assert_id)); 159bdccdb85SGolan Ben-Ami 160bdccdb85SGolan Ben-Ami for (i = 0; i < n_words; i++) 161bdccdb85SGolan Ben-Ami IWL_DEBUG_INFO(mvm, 162bdccdb85SGolan Ben-Ami "MFUART assert dump, dword %u: 0x%08x\n", 163bdccdb85SGolan Ben-Ami le16_to_cpu(mfu_dump_notif->index_num) * 164bdccdb85SGolan Ben-Ami n_words + i, 165bdccdb85SGolan Ben-Ami le32_to_cpu(dump_data[i])); 166bdccdb85SGolan Ben-Ami } 167bdccdb85SGolan Ben-Ami 168e705c121SKalle Valo static bool iwl_alive_fn(struct iwl_notif_wait_data *notif_wait, 169e705c121SKalle Valo struct iwl_rx_packet *pkt, void *data) 170e705c121SKalle Valo { 171e705c121SKalle Valo struct iwl_mvm *mvm = 172e705c121SKalle Valo container_of(notif_wait, struct iwl_mvm, notif_wait); 173e705c121SKalle Valo struct iwl_mvm_alive_data *alive_data = data; 1745c228d63SSara Sharon struct mvm_alive_resp_v3 *palive3; 175e705c121SKalle Valo struct mvm_alive_resp *palive; 1765c228d63SSara Sharon struct iwl_umac_alive *umac; 1775c228d63SSara Sharon struct iwl_lmac_alive *lmac1; 1785c228d63SSara Sharon struct iwl_lmac_alive *lmac2 = NULL; 1795c228d63SSara Sharon u16 status; 180e705c121SKalle Valo 1815c228d63SSara Sharon if (iwl_rx_packet_payload_len(pkt) == sizeof(*palive)) { 182e705c121SKalle Valo palive = (void *)pkt->data; 1835c228d63SSara Sharon umac = &palive->umac_data; 1845c228d63SSara Sharon lmac1 = &palive->lmac_data[0]; 1855c228d63SSara Sharon lmac2 = &palive->lmac_data[1]; 1865c228d63SSara Sharon status = le16_to_cpu(palive->status); 1875c228d63SSara Sharon } else { 1885c228d63SSara Sharon palive3 = (void *)pkt->data; 1895c228d63SSara Sharon umac = &palive3->umac_data; 1905c228d63SSara Sharon lmac1 = &palive3->lmac_data; 1915c228d63SSara Sharon status = le16_to_cpu(palive3->status); 1925c228d63SSara Sharon } 193e705c121SKalle Valo 1945c228d63SSara Sharon mvm->error_event_table[0] = le32_to_cpu(lmac1->error_event_table_ptr); 1955c228d63SSara Sharon if (lmac2) 1965c228d63SSara Sharon mvm->error_event_table[1] = 1975c228d63SSara Sharon le32_to_cpu(lmac2->error_event_table_ptr); 1985c228d63SSara Sharon mvm->log_event_table = le32_to_cpu(lmac1->log_event_table_ptr); 1995c228d63SSara Sharon mvm->sf_space.addr = le32_to_cpu(lmac1->st_fwrd_addr); 2005c228d63SSara Sharon mvm->sf_space.size = le32_to_cpu(lmac1->st_fwrd_size); 201e705c121SKalle Valo 2025c228d63SSara Sharon mvm->umac_error_event_table = le32_to_cpu(umac->error_info_addr); 2035c228d63SSara Sharon 2045c228d63SSara Sharon alive_data->scd_base_addr = le32_to_cpu(lmac1->scd_base_ptr); 2055c228d63SSara Sharon alive_data->valid = status == IWL_ALIVE_STATUS_OK; 206e705c121SKalle Valo if (mvm->umac_error_event_table) 207e705c121SKalle Valo mvm->support_umac_log = true; 208e705c121SKalle Valo 209e705c121SKalle Valo IWL_DEBUG_FW(mvm, 2105c228d63SSara Sharon "Alive ucode status 0x%04x revision 0x%01X 0x%01X\n", 2115c228d63SSara Sharon status, lmac1->ver_type, lmac1->ver_subtype); 2125c228d63SSara Sharon 2135c228d63SSara Sharon if (lmac2) 2145c228d63SSara Sharon IWL_DEBUG_FW(mvm, "Alive ucode CDB\n"); 215e705c121SKalle Valo 216e705c121SKalle Valo IWL_DEBUG_FW(mvm, 217e705c121SKalle Valo "UMAC version: Major - 0x%x, Minor - 0x%x\n", 2185c228d63SSara Sharon le32_to_cpu(umac->umac_major), 2195c228d63SSara Sharon le32_to_cpu(umac->umac_minor)); 220e705c121SKalle Valo 221e705c121SKalle Valo return true; 222e705c121SKalle Valo } 223e705c121SKalle Valo 2241f370650SSara Sharon static bool iwl_wait_init_complete(struct iwl_notif_wait_data *notif_wait, 2251f370650SSara Sharon struct iwl_rx_packet *pkt, void *data) 2261f370650SSara Sharon { 2271f370650SSara Sharon WARN_ON(pkt->hdr.cmd != INIT_COMPLETE_NOTIF); 2281f370650SSara Sharon 2291f370650SSara Sharon return true; 2301f370650SSara Sharon } 2311f370650SSara Sharon 232e705c121SKalle Valo static bool iwl_wait_phy_db_entry(struct iwl_notif_wait_data *notif_wait, 233e705c121SKalle Valo struct iwl_rx_packet *pkt, void *data) 234e705c121SKalle Valo { 235e705c121SKalle Valo struct iwl_phy_db *phy_db = data; 236e705c121SKalle Valo 237e705c121SKalle Valo if (pkt->hdr.cmd != CALIB_RES_NOTIF_PHY_DB) { 238e705c121SKalle Valo WARN_ON(pkt->hdr.cmd != INIT_COMPLETE_NOTIF); 239e705c121SKalle Valo return true; 240e705c121SKalle Valo } 241e705c121SKalle Valo 242ce1f2778SSara Sharon WARN_ON(iwl_phy_db_set_section(phy_db, pkt)); 243e705c121SKalle Valo 244e705c121SKalle Valo return false; 245e705c121SKalle Valo } 246e705c121SKalle Valo 247e705c121SKalle Valo static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm, 248e705c121SKalle Valo enum iwl_ucode_type ucode_type) 249e705c121SKalle Valo { 250e705c121SKalle Valo struct iwl_notification_wait alive_wait; 251e705c121SKalle Valo struct iwl_mvm_alive_data alive_data; 252e705c121SKalle Valo const struct fw_img *fw; 253e705c121SKalle Valo int ret, i; 254702e975dSJohannes Berg enum iwl_ucode_type old_type = mvm->fwrt.cur_fw_img; 255e705c121SKalle Valo static const u16 alive_cmd[] = { MVM_ALIVE }; 256e705c121SKalle Valo struct iwl_sf_region st_fwrd_space; 257e705c121SKalle Valo 258e705c121SKalle Valo if (ucode_type == IWL_UCODE_REGULAR && 2593d2d4422SGolan Ben-Ami iwl_fw_dbg_conf_usniffer(mvm->fw, FW_DBG_START_FROM_ALIVE) && 2603d2d4422SGolan Ben-Ami !(fw_has_capa(&mvm->fw->ucode_capa, 2613d2d4422SGolan Ben-Ami IWL_UCODE_TLV_CAPA_USNIFFER_UNIFIED))) 262612da1efSSharon Dvir fw = iwl_get_ucode_image(mvm->fw, IWL_UCODE_REGULAR_USNIFFER); 263e705c121SKalle Valo else 264612da1efSSharon Dvir fw = iwl_get_ucode_image(mvm->fw, ucode_type); 265e705c121SKalle Valo if (WARN_ON(!fw)) 266e705c121SKalle Valo return -EINVAL; 267702e975dSJohannes Berg iwl_fw_set_current_image(&mvm->fwrt, ucode_type); 26865b280feSJohannes Berg clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status); 269e705c121SKalle Valo 270e705c121SKalle Valo iwl_init_notification_wait(&mvm->notif_wait, &alive_wait, 271e705c121SKalle Valo alive_cmd, ARRAY_SIZE(alive_cmd), 272e705c121SKalle Valo iwl_alive_fn, &alive_data); 273e705c121SKalle Valo 274e705c121SKalle Valo ret = iwl_trans_start_fw(mvm->trans, fw, ucode_type == IWL_UCODE_INIT); 275e705c121SKalle Valo if (ret) { 276702e975dSJohannes Berg iwl_fw_set_current_image(&mvm->fwrt, old_type); 277e705c121SKalle Valo iwl_remove_notification(&mvm->notif_wait, &alive_wait); 278e705c121SKalle Valo return ret; 279e705c121SKalle Valo } 280e705c121SKalle Valo 281e705c121SKalle Valo /* 282e705c121SKalle Valo * Some things may run in the background now, but we 283e705c121SKalle Valo * just wait for the ALIVE notification here. 284e705c121SKalle Valo */ 285e705c121SKalle Valo ret = iwl_wait_notification(&mvm->notif_wait, &alive_wait, 286e705c121SKalle Valo MVM_UCODE_ALIVE_TIMEOUT); 287e705c121SKalle Valo if (ret) { 288d6be9c1dSSara Sharon struct iwl_trans *trans = mvm->trans; 289d6be9c1dSSara Sharon 2906e584873SSara Sharon if (trans->cfg->device_family == IWL_DEVICE_FAMILY_A000) 291e705c121SKalle Valo IWL_ERR(mvm, 292e705c121SKalle Valo "SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n", 293d6be9c1dSSara Sharon iwl_read_prph(trans, UMAG_SB_CPU_1_STATUS), 294d6be9c1dSSara Sharon iwl_read_prph(trans, UMAG_SB_CPU_2_STATUS)); 2956e584873SSara Sharon else if (trans->cfg->device_family >= IWL_DEVICE_FAMILY_8000) 296d6be9c1dSSara Sharon IWL_ERR(mvm, 297d6be9c1dSSara Sharon "SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n", 298d6be9c1dSSara Sharon iwl_read_prph(trans, SB_CPU_1_STATUS), 299d6be9c1dSSara Sharon iwl_read_prph(trans, SB_CPU_2_STATUS)); 300702e975dSJohannes Berg iwl_fw_set_current_image(&mvm->fwrt, old_type); 301e705c121SKalle Valo return ret; 302e705c121SKalle Valo } 303e705c121SKalle Valo 304e705c121SKalle Valo if (!alive_data.valid) { 305e705c121SKalle Valo IWL_ERR(mvm, "Loaded ucode is not valid!\n"); 306702e975dSJohannes Berg iwl_fw_set_current_image(&mvm->fwrt, old_type); 307e705c121SKalle Valo return -EIO; 308e705c121SKalle Valo } 309e705c121SKalle Valo 310e705c121SKalle Valo /* 311e705c121SKalle Valo * update the sdio allocation according to the pointer we get in the 312e705c121SKalle Valo * alive notification. 313e705c121SKalle Valo */ 314e705c121SKalle Valo st_fwrd_space.addr = mvm->sf_space.addr; 315e705c121SKalle Valo st_fwrd_space.size = mvm->sf_space.size; 316e705c121SKalle Valo ret = iwl_trans_update_sf(mvm->trans, &st_fwrd_space); 317e705c121SKalle Valo if (ret) { 318e705c121SKalle Valo IWL_ERR(mvm, "Failed to update SF size. ret %d\n", ret); 319e705c121SKalle Valo return ret; 320e705c121SKalle Valo } 321e705c121SKalle Valo 322e705c121SKalle Valo iwl_trans_fw_alive(mvm->trans, alive_data.scd_base_addr); 323e705c121SKalle Valo 324e705c121SKalle Valo /* 325e705c121SKalle Valo * Note: all the queues are enabled as part of the interface 326e705c121SKalle Valo * initialization, but in firmware restart scenarios they 327e705c121SKalle Valo * could be stopped, so wake them up. In firmware restart, 328e705c121SKalle Valo * mac80211 will have the queues stopped as well until the 329e705c121SKalle Valo * reconfiguration completes. During normal startup, they 330e705c121SKalle Valo * will be empty. 331e705c121SKalle Valo */ 332e705c121SKalle Valo 333e705c121SKalle Valo memset(&mvm->queue_info, 0, sizeof(mvm->queue_info)); 334097129c9SLiad Kaufman mvm->queue_info[IWL_MVM_DQA_CMD_QUEUE].hw_queue_refcount = 1; 335e705c121SKalle Valo 336e705c121SKalle Valo for (i = 0; i < IEEE80211_MAX_QUEUES; i++) 337e705c121SKalle Valo atomic_set(&mvm->mac80211_queue_stop_count[i], 0); 338e705c121SKalle Valo 33965b280feSJohannes Berg set_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status); 340e705c121SKalle Valo 341e705c121SKalle Valo return 0; 342e705c121SKalle Valo } 343e705c121SKalle Valo 3448c5f47b1SJohannes Berg static int iwl_run_unified_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm) 3458c5f47b1SJohannes Berg { 3468c5f47b1SJohannes Berg struct iwl_notification_wait init_wait; 3478c5f47b1SJohannes Berg struct iwl_nvm_access_complete_cmd nvm_complete = {}; 3488c5f47b1SJohannes Berg struct iwl_init_extended_cfg_cmd init_cfg = { 3498c5f47b1SJohannes Berg .init_flags = cpu_to_le32(BIT(IWL_INIT_NVM)), 3508c5f47b1SJohannes Berg }; 3518c5f47b1SJohannes Berg static const u16 init_complete[] = { 3528c5f47b1SJohannes Berg INIT_COMPLETE_NOTIF, 3538c5f47b1SJohannes Berg }; 3548c5f47b1SJohannes Berg int ret; 3558c5f47b1SJohannes Berg 3568c5f47b1SJohannes Berg lockdep_assert_held(&mvm->mutex); 3578c5f47b1SJohannes Berg 3588c5f47b1SJohannes Berg iwl_init_notification_wait(&mvm->notif_wait, 3598c5f47b1SJohannes Berg &init_wait, 3608c5f47b1SJohannes Berg init_complete, 3618c5f47b1SJohannes Berg ARRAY_SIZE(init_complete), 3628c5f47b1SJohannes Berg iwl_wait_init_complete, 3638c5f47b1SJohannes Berg NULL); 3648c5f47b1SJohannes Berg 3658c5f47b1SJohannes Berg /* Will also start the device */ 3668c5f47b1SJohannes Berg ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR); 3678c5f47b1SJohannes Berg if (ret) { 3688c5f47b1SJohannes Berg IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret); 3698c5f47b1SJohannes Berg goto error; 3708c5f47b1SJohannes Berg } 3718c5f47b1SJohannes Berg 3728c5f47b1SJohannes Berg /* Send init config command to mark that we are sending NVM access 3738c5f47b1SJohannes Berg * commands 3748c5f47b1SJohannes Berg */ 3758c5f47b1SJohannes Berg ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(SYSTEM_GROUP, 3768c5f47b1SJohannes Berg INIT_EXTENDED_CFG_CMD), 0, 3778c5f47b1SJohannes Berg sizeof(init_cfg), &init_cfg); 3788c5f47b1SJohannes Berg if (ret) { 3798c5f47b1SJohannes Berg IWL_ERR(mvm, "Failed to run init config command: %d\n", 3808c5f47b1SJohannes Berg ret); 3818c5f47b1SJohannes Berg goto error; 3828c5f47b1SJohannes Berg } 3838c5f47b1SJohannes Berg 384e9e1ba3dSSara Sharon /* Load NVM to NIC if needed */ 385e9e1ba3dSSara Sharon if (mvm->nvm_file_name) { 386e9e1ba3dSSara Sharon iwl_mvm_read_external_nvm(mvm); 3878c5f47b1SJohannes Berg iwl_mvm_load_nvm_to_nic(mvm); 388e9e1ba3dSSara Sharon } 3898c5f47b1SJohannes Berg 390d4f3695eSSara Sharon if (IWL_MVM_PARSE_NVM && read_nvm) { 391d4f3695eSSara Sharon ret = iwl_nvm_init(mvm, true); 392d4f3695eSSara Sharon if (ret) { 393d4f3695eSSara Sharon IWL_ERR(mvm, "Failed to read NVM: %d\n", ret); 394d4f3695eSSara Sharon goto error; 395d4f3695eSSara Sharon } 396d4f3695eSSara Sharon } 397d4f3695eSSara Sharon 3988c5f47b1SJohannes Berg ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(REGULATORY_AND_NVM_GROUP, 3998c5f47b1SJohannes Berg NVM_ACCESS_COMPLETE), 0, 4008c5f47b1SJohannes Berg sizeof(nvm_complete), &nvm_complete); 4018c5f47b1SJohannes Berg if (ret) { 4028c5f47b1SJohannes Berg IWL_ERR(mvm, "Failed to run complete NVM access: %d\n", 4038c5f47b1SJohannes Berg ret); 4048c5f47b1SJohannes Berg goto error; 4058c5f47b1SJohannes Berg } 4068c5f47b1SJohannes Berg 4078c5f47b1SJohannes Berg /* We wait for the INIT complete notification */ 408e9e1ba3dSSara Sharon ret = iwl_wait_notification(&mvm->notif_wait, &init_wait, 4098c5f47b1SJohannes Berg MVM_UCODE_ALIVE_TIMEOUT); 410e9e1ba3dSSara Sharon if (ret) 411e9e1ba3dSSara Sharon return ret; 412e9e1ba3dSSara Sharon 413e9e1ba3dSSara Sharon /* Read the NVM only at driver load time, no need to do this twice */ 414d4f3695eSSara Sharon if (!IWL_MVM_PARSE_NVM && read_nvm) { 415c135cb56SShaul Triebitz mvm->nvm_data = iwl_fw_get_nvm(&mvm->fwrt); 416c135cb56SShaul Triebitz if (IS_ERR(mvm->nvm_data)) { 417c135cb56SShaul Triebitz ret = PTR_ERR(mvm->nvm_data); 418c135cb56SShaul Triebitz mvm->nvm_data = NULL; 419e9e1ba3dSSara Sharon IWL_ERR(mvm, "Failed to read NVM: %d\n", ret); 420e9e1ba3dSSara Sharon return ret; 421e9e1ba3dSSara Sharon } 422e9e1ba3dSSara Sharon } 423e9e1ba3dSSara Sharon 424e9e1ba3dSSara Sharon return 0; 4258c5f47b1SJohannes Berg 4268c5f47b1SJohannes Berg error: 4278c5f47b1SJohannes Berg iwl_remove_notification(&mvm->notif_wait, &init_wait); 4288c5f47b1SJohannes Berg return ret; 4298c5f47b1SJohannes Berg } 4308c5f47b1SJohannes Berg 431e705c121SKalle Valo static int iwl_send_phy_cfg_cmd(struct iwl_mvm *mvm) 432e705c121SKalle Valo { 433e705c121SKalle Valo struct iwl_phy_cfg_cmd phy_cfg_cmd; 434702e975dSJohannes Berg enum iwl_ucode_type ucode_type = mvm->fwrt.cur_fw_img; 435e705c121SKalle Valo 436e705c121SKalle Valo /* Set parameters */ 437e705c121SKalle Valo phy_cfg_cmd.phy_cfg = cpu_to_le32(iwl_mvm_get_phy_config(mvm)); 438e705c121SKalle Valo phy_cfg_cmd.calib_control.event_trigger = 439e705c121SKalle Valo mvm->fw->default_calib[ucode_type].event_trigger; 440e705c121SKalle Valo phy_cfg_cmd.calib_control.flow_trigger = 441e705c121SKalle Valo mvm->fw->default_calib[ucode_type].flow_trigger; 442e705c121SKalle Valo 443e705c121SKalle Valo IWL_DEBUG_INFO(mvm, "Sending Phy CFG command: 0x%x\n", 444e705c121SKalle Valo phy_cfg_cmd.phy_cfg); 445e705c121SKalle Valo 446e705c121SKalle Valo return iwl_mvm_send_cmd_pdu(mvm, PHY_CONFIGURATION_CMD, 0, 447e705c121SKalle Valo sizeof(phy_cfg_cmd), &phy_cfg_cmd); 448e705c121SKalle Valo } 449e705c121SKalle Valo 450e705c121SKalle Valo int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm) 451e705c121SKalle Valo { 452e705c121SKalle Valo struct iwl_notification_wait calib_wait; 453e705c121SKalle Valo static const u16 init_complete[] = { 454e705c121SKalle Valo INIT_COMPLETE_NOTIF, 455e705c121SKalle Valo CALIB_RES_NOTIF_PHY_DB 456e705c121SKalle Valo }; 457e705c121SKalle Valo int ret; 458e705c121SKalle Valo 4597d6222e2SJohannes Berg if (iwl_mvm_has_unified_ucode(mvm)) 4608c5f47b1SJohannes Berg return iwl_run_unified_mvm_ucode(mvm, true); 4618c5f47b1SJohannes Berg 462e705c121SKalle Valo lockdep_assert_held(&mvm->mutex); 463e705c121SKalle Valo 464e705c121SKalle Valo if (WARN_ON_ONCE(mvm->calibrating)) 465e705c121SKalle Valo return 0; 466e705c121SKalle Valo 467e705c121SKalle Valo iwl_init_notification_wait(&mvm->notif_wait, 468e705c121SKalle Valo &calib_wait, 469e705c121SKalle Valo init_complete, 470e705c121SKalle Valo ARRAY_SIZE(init_complete), 471e705c121SKalle Valo iwl_wait_phy_db_entry, 472e705c121SKalle Valo mvm->phy_db); 473e705c121SKalle Valo 474e705c121SKalle Valo /* Will also start the device */ 475e705c121SKalle Valo ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_INIT); 476e705c121SKalle Valo if (ret) { 477e705c121SKalle Valo IWL_ERR(mvm, "Failed to start INIT ucode: %d\n", ret); 478e705c121SKalle Valo goto error; 479e705c121SKalle Valo } 480e705c121SKalle Valo 481b3de3ef4SEmmanuel Grumbach if (mvm->cfg->device_family < IWL_DEVICE_FAMILY_8000) { 482b3de3ef4SEmmanuel Grumbach ret = iwl_mvm_send_bt_init_conf(mvm); 483e705c121SKalle Valo if (ret) 484e705c121SKalle Valo goto error; 485b3de3ef4SEmmanuel Grumbach } 486e705c121SKalle Valo 487e705c121SKalle Valo /* Read the NVM only at driver load time, no need to do this twice */ 488e705c121SKalle Valo if (read_nvm) { 489e705c121SKalle Valo /* Read nvm */ 490e705c121SKalle Valo ret = iwl_nvm_init(mvm, true); 491e705c121SKalle Valo if (ret) { 492e705c121SKalle Valo IWL_ERR(mvm, "Failed to read NVM: %d\n", ret); 493e705c121SKalle Valo goto error; 494e705c121SKalle Valo } 495e705c121SKalle Valo } 496e705c121SKalle Valo 497e705c121SKalle Valo /* In case we read the NVM from external file, load it to the NIC */ 498e705c121SKalle Valo if (mvm->nvm_file_name) 499e705c121SKalle Valo iwl_mvm_load_nvm_to_nic(mvm); 500e705c121SKalle Valo 501e705c121SKalle Valo ret = iwl_nvm_check_version(mvm->nvm_data, mvm->trans); 502e705c121SKalle Valo WARN_ON(ret); 503e705c121SKalle Valo 504e705c121SKalle Valo /* 505e705c121SKalle Valo * abort after reading the nvm in case RF Kill is on, we will complete 506e705c121SKalle Valo * the init seq later when RF kill will switch to off 507e705c121SKalle Valo */ 508e705c121SKalle Valo if (iwl_mvm_is_radio_hw_killed(mvm)) { 509e705c121SKalle Valo IWL_DEBUG_RF_KILL(mvm, 510e705c121SKalle Valo "jump over all phy activities due to RF kill\n"); 511e705c121SKalle Valo iwl_remove_notification(&mvm->notif_wait, &calib_wait); 512e705c121SKalle Valo ret = 1; 513e705c121SKalle Valo goto out; 514e705c121SKalle Valo } 515e705c121SKalle Valo 516e705c121SKalle Valo mvm->calibrating = true; 517e705c121SKalle Valo 518e705c121SKalle Valo /* Send TX valid antennas before triggering calibrations */ 519e705c121SKalle Valo ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm)); 520e705c121SKalle Valo if (ret) 521e705c121SKalle Valo goto error; 522e705c121SKalle Valo 523e705c121SKalle Valo /* 524e705c121SKalle Valo * Send phy configurations command to init uCode 525e705c121SKalle Valo * to start the 16.0 uCode init image internal calibrations. 526e705c121SKalle Valo */ 527e705c121SKalle Valo ret = iwl_send_phy_cfg_cmd(mvm); 528e705c121SKalle Valo if (ret) { 529e705c121SKalle Valo IWL_ERR(mvm, "Failed to run INIT calibrations: %d\n", 530e705c121SKalle Valo ret); 531e705c121SKalle Valo goto error; 532e705c121SKalle Valo } 533e705c121SKalle Valo 534e705c121SKalle Valo /* 535e705c121SKalle Valo * Some things may run in the background now, but we 536e705c121SKalle Valo * just wait for the calibration complete notification. 537e705c121SKalle Valo */ 538e705c121SKalle Valo ret = iwl_wait_notification(&mvm->notif_wait, &calib_wait, 539e705c121SKalle Valo MVM_UCODE_CALIB_TIMEOUT); 540e705c121SKalle Valo 541e705c121SKalle Valo if (ret && iwl_mvm_is_radio_hw_killed(mvm)) { 542e705c121SKalle Valo IWL_DEBUG_RF_KILL(mvm, "RFKILL while calibrating.\n"); 543e705c121SKalle Valo ret = 1; 544e705c121SKalle Valo } 545e705c121SKalle Valo goto out; 546e705c121SKalle Valo 547e705c121SKalle Valo error: 548e705c121SKalle Valo iwl_remove_notification(&mvm->notif_wait, &calib_wait); 549e705c121SKalle Valo out: 550e705c121SKalle Valo mvm->calibrating = false; 551e705c121SKalle Valo if (iwlmvm_mod_params.init_dbg && !mvm->nvm_data) { 552e705c121SKalle Valo /* we want to debug INIT and we have no NVM - fake */ 553e705c121SKalle Valo mvm->nvm_data = kzalloc(sizeof(struct iwl_nvm_data) + 554e705c121SKalle Valo sizeof(struct ieee80211_channel) + 555e705c121SKalle Valo sizeof(struct ieee80211_rate), 556e705c121SKalle Valo GFP_KERNEL); 557e705c121SKalle Valo if (!mvm->nvm_data) 558e705c121SKalle Valo return -ENOMEM; 559e705c121SKalle Valo mvm->nvm_data->bands[0].channels = mvm->nvm_data->channels; 560e705c121SKalle Valo mvm->nvm_data->bands[0].n_channels = 1; 561e705c121SKalle Valo mvm->nvm_data->bands[0].n_bitrates = 1; 562e705c121SKalle Valo mvm->nvm_data->bands[0].bitrates = 563e705c121SKalle Valo (void *)mvm->nvm_data->channels + 1; 564e705c121SKalle Valo mvm->nvm_data->bands[0].bitrates->hw_value = 10; 565e705c121SKalle Valo } 566e705c121SKalle Valo 567e705c121SKalle Valo return ret; 568e705c121SKalle Valo } 569e705c121SKalle Valo 570e705c121SKalle Valo static int iwl_mvm_config_ltr(struct iwl_mvm *mvm) 571e705c121SKalle Valo { 572e705c121SKalle Valo struct iwl_ltr_config_cmd cmd = { 573e705c121SKalle Valo .flags = cpu_to_le32(LTR_CFG_FLAG_FEATURE_ENABLE), 574e705c121SKalle Valo }; 575e705c121SKalle Valo 576e705c121SKalle Valo if (!mvm->trans->ltr_enabled) 577e705c121SKalle Valo return 0; 578e705c121SKalle Valo 579e705c121SKalle Valo return iwl_mvm_send_cmd_pdu(mvm, LTR_CONFIG, 0, 580e705c121SKalle Valo sizeof(cmd), &cmd); 581e705c121SKalle Valo } 582e705c121SKalle Valo 583c386dacbSHaim Dreyfuss #ifdef CONFIG_ACPI 584da2830acSLuca Coelho #define ACPI_WRDS_METHOD "WRDS" 58569964905SLuca Coelho #define ACPI_EWRD_METHOD "EWRD" 586a6bff3cbSHaim Dreyfuss #define ACPI_WGDS_METHOD "WGDS" 58769964905SLuca Coelho #define ACPI_WIFI_DOMAIN (0x07) 588c386dacbSHaim Dreyfuss #define ACPI_WRDS_WIFI_DATA_SIZE (IWL_MVM_SAR_TABLE_SIZE + 2) 58969964905SLuca Coelho #define ACPI_EWRD_WIFI_DATA_SIZE ((IWL_MVM_SAR_PROFILE_NUM - 1) * \ 59069964905SLuca Coelho IWL_MVM_SAR_TABLE_SIZE + 3) 591a6bff3cbSHaim Dreyfuss #define ACPI_WGDS_WIFI_DATA_SIZE 18 592a6bff3cbSHaim Dreyfuss #define ACPI_WGDS_NUM_BANDS 2 593a6bff3cbSHaim Dreyfuss #define ACPI_WGDS_TABLE_SIZE 3 594da2830acSLuca Coelho 595c386dacbSHaim Dreyfuss static int iwl_mvm_sar_set_profile(struct iwl_mvm *mvm, 596c386dacbSHaim Dreyfuss union acpi_object *table, 597c386dacbSHaim Dreyfuss struct iwl_mvm_sar_profile *profile, 598c386dacbSHaim Dreyfuss bool enabled) 599da2830acSLuca Coelho { 600c386dacbSHaim Dreyfuss int i; 601da2830acSLuca Coelho 602c386dacbSHaim Dreyfuss profile->enabled = enabled; 603da2830acSLuca Coelho 604c386dacbSHaim Dreyfuss for (i = 0; i < IWL_MVM_SAR_TABLE_SIZE; i++) { 605c386dacbSHaim Dreyfuss if ((table[i].type != ACPI_TYPE_INTEGER) || 606c386dacbSHaim Dreyfuss (table[i].integer.value > U8_MAX)) 607da2830acSLuca Coelho return -EINVAL; 608da2830acSLuca Coelho 609c386dacbSHaim Dreyfuss profile->table[i] = table[i].integer.value; 610da2830acSLuca Coelho } 611da2830acSLuca Coelho 612da2830acSLuca Coelho return 0; 613da2830acSLuca Coelho } 614da2830acSLuca Coelho 615c386dacbSHaim Dreyfuss static union acpi_object *iwl_mvm_sar_find_wifi_pkg(struct iwl_mvm *mvm, 616c386dacbSHaim Dreyfuss union acpi_object *data, 617c386dacbSHaim Dreyfuss int data_size) 618da2830acSLuca Coelho { 61946d4b68fSDavid S. Miller union acpi_object *wifi_pkg = NULL; 620c386dacbSHaim Dreyfuss int i; 621c386dacbSHaim Dreyfuss 622c386dacbSHaim Dreyfuss /* 623c386dacbSHaim Dreyfuss * We need at least two packages, one for the revision and one 624c386dacbSHaim Dreyfuss * for the data itself. Also check that the revision is valid 625c386dacbSHaim Dreyfuss * (i.e. it is an integer set to 0). 626c386dacbSHaim Dreyfuss */ 627c386dacbSHaim Dreyfuss if (data->type != ACPI_TYPE_PACKAGE || 628c386dacbSHaim Dreyfuss data->package.count < 2 || 629c386dacbSHaim Dreyfuss data->package.elements[0].type != ACPI_TYPE_INTEGER || 630c386dacbSHaim Dreyfuss data->package.elements[0].integer.value != 0) { 631c386dacbSHaim Dreyfuss IWL_DEBUG_RADIO(mvm, "Unsupported packages structure\n"); 632c386dacbSHaim Dreyfuss return ERR_PTR(-EINVAL); 633c386dacbSHaim Dreyfuss } 634c386dacbSHaim Dreyfuss 635c386dacbSHaim Dreyfuss /* loop through all the packages to find the one for WiFi */ 636c386dacbSHaim Dreyfuss for (i = 1; i < data->package.count; i++) { 637c386dacbSHaim Dreyfuss union acpi_object *domain; 638c386dacbSHaim Dreyfuss 639c386dacbSHaim Dreyfuss wifi_pkg = &data->package.elements[i]; 640c386dacbSHaim Dreyfuss 641c386dacbSHaim Dreyfuss /* Skip anything that is not a package with the right 642c386dacbSHaim Dreyfuss * amount of elements (i.e. domain_type, 643c386dacbSHaim Dreyfuss * enabled/disabled plus the actual data size. 644c386dacbSHaim Dreyfuss */ 645c386dacbSHaim Dreyfuss if (wifi_pkg->type != ACPI_TYPE_PACKAGE || 646c386dacbSHaim Dreyfuss wifi_pkg->package.count != data_size) 647c386dacbSHaim Dreyfuss continue; 648c386dacbSHaim Dreyfuss 649c386dacbSHaim Dreyfuss domain = &wifi_pkg->package.elements[0]; 650c386dacbSHaim Dreyfuss if (domain->type == ACPI_TYPE_INTEGER && 65169964905SLuca Coelho domain->integer.value == ACPI_WIFI_DOMAIN) 652c386dacbSHaim Dreyfuss break; 653c386dacbSHaim Dreyfuss 654c386dacbSHaim Dreyfuss wifi_pkg = NULL; 655c386dacbSHaim Dreyfuss } 656c386dacbSHaim Dreyfuss 657c386dacbSHaim Dreyfuss if (!wifi_pkg) 658c386dacbSHaim Dreyfuss return ERR_PTR(-ENOENT); 659c386dacbSHaim Dreyfuss 660c386dacbSHaim Dreyfuss return wifi_pkg; 661c386dacbSHaim Dreyfuss } 662c386dacbSHaim Dreyfuss 663c386dacbSHaim Dreyfuss static int iwl_mvm_sar_get_wrds_table(struct iwl_mvm *mvm) 664c386dacbSHaim Dreyfuss { 665c386dacbSHaim Dreyfuss union acpi_object *wifi_pkg, *table; 666da2830acSLuca Coelho acpi_handle root_handle; 667da2830acSLuca Coelho acpi_handle handle; 668da2830acSLuca Coelho struct acpi_buffer wrds = {ACPI_ALLOCATE_BUFFER, NULL}; 669da2830acSLuca Coelho acpi_status status; 670c386dacbSHaim Dreyfuss bool enabled; 671da2830acSLuca Coelho int ret; 672da2830acSLuca Coelho 673da2830acSLuca Coelho root_handle = ACPI_HANDLE(mvm->dev); 674da2830acSLuca Coelho if (!root_handle) { 675da2830acSLuca Coelho IWL_DEBUG_RADIO(mvm, 676da2830acSLuca Coelho "Could not retrieve root port ACPI handle\n"); 677da2830acSLuca Coelho return -ENOENT; 678da2830acSLuca Coelho } 679da2830acSLuca Coelho 680da2830acSLuca Coelho /* Get the method's handle */ 681da2830acSLuca Coelho status = acpi_get_handle(root_handle, (acpi_string)ACPI_WRDS_METHOD, 682da2830acSLuca Coelho &handle); 683da2830acSLuca Coelho if (ACPI_FAILURE(status)) { 684da2830acSLuca Coelho IWL_DEBUG_RADIO(mvm, "WRDS method not found\n"); 685da2830acSLuca Coelho return -ENOENT; 686da2830acSLuca Coelho } 687da2830acSLuca Coelho 688da2830acSLuca Coelho /* Call WRDS with no arguments */ 689da2830acSLuca Coelho status = acpi_evaluate_object(handle, NULL, NULL, &wrds); 690da2830acSLuca Coelho if (ACPI_FAILURE(status)) { 691da2830acSLuca Coelho IWL_DEBUG_RADIO(mvm, "WRDS invocation failed (0x%x)\n", status); 692da2830acSLuca Coelho return -ENOENT; 693da2830acSLuca Coelho } 694da2830acSLuca Coelho 695c386dacbSHaim Dreyfuss wifi_pkg = iwl_mvm_sar_find_wifi_pkg(mvm, wrds.pointer, 696c386dacbSHaim Dreyfuss ACPI_WRDS_WIFI_DATA_SIZE); 697c386dacbSHaim Dreyfuss if (IS_ERR(wifi_pkg)) { 698c386dacbSHaim Dreyfuss ret = PTR_ERR(wifi_pkg); 699c386dacbSHaim Dreyfuss goto out_free; 700c386dacbSHaim Dreyfuss } 701da2830acSLuca Coelho 702c386dacbSHaim Dreyfuss if (wifi_pkg->package.elements[1].type != ACPI_TYPE_INTEGER) { 703c386dacbSHaim Dreyfuss ret = -EINVAL; 704c386dacbSHaim Dreyfuss goto out_free; 705c386dacbSHaim Dreyfuss } 706c386dacbSHaim Dreyfuss 707c386dacbSHaim Dreyfuss enabled = !!(wifi_pkg->package.elements[1].integer.value); 708c386dacbSHaim Dreyfuss 709c386dacbSHaim Dreyfuss /* position of the actual table */ 710c386dacbSHaim Dreyfuss table = &wifi_pkg->package.elements[2]; 711c386dacbSHaim Dreyfuss 712c386dacbSHaim Dreyfuss /* The profile from WRDS is officially profile 1, but goes 713c386dacbSHaim Dreyfuss * into sar_profiles[0] (because we don't have a profile 0). 714c386dacbSHaim Dreyfuss */ 715c386dacbSHaim Dreyfuss ret = iwl_mvm_sar_set_profile(mvm, table, &mvm->sar_profiles[0], 716c386dacbSHaim Dreyfuss enabled); 717c386dacbSHaim Dreyfuss 718c386dacbSHaim Dreyfuss out_free: 719c386dacbSHaim Dreyfuss kfree(wrds.pointer); 720da2830acSLuca Coelho return ret; 721da2830acSLuca Coelho } 722da2830acSLuca Coelho 72369964905SLuca Coelho static int iwl_mvm_sar_get_ewrd_table(struct iwl_mvm *mvm) 72469964905SLuca Coelho { 72569964905SLuca Coelho union acpi_object *wifi_pkg; 72669964905SLuca Coelho acpi_handle root_handle; 72769964905SLuca Coelho acpi_handle handle; 72869964905SLuca Coelho struct acpi_buffer ewrd = {ACPI_ALLOCATE_BUFFER, NULL}; 72969964905SLuca Coelho acpi_status status; 73069964905SLuca Coelho bool enabled; 73169964905SLuca Coelho int i, n_profiles, ret; 73269964905SLuca Coelho 73369964905SLuca Coelho root_handle = ACPI_HANDLE(mvm->dev); 73469964905SLuca Coelho if (!root_handle) { 73569964905SLuca Coelho IWL_DEBUG_RADIO(mvm, 73669964905SLuca Coelho "Could not retrieve root port ACPI handle\n"); 73769964905SLuca Coelho return -ENOENT; 73869964905SLuca Coelho } 73969964905SLuca Coelho 74069964905SLuca Coelho /* Get the method's handle */ 74169964905SLuca Coelho status = acpi_get_handle(root_handle, (acpi_string)ACPI_EWRD_METHOD, 74269964905SLuca Coelho &handle); 74369964905SLuca Coelho if (ACPI_FAILURE(status)) { 74469964905SLuca Coelho IWL_DEBUG_RADIO(mvm, "EWRD method not found\n"); 74569964905SLuca Coelho return -ENOENT; 74669964905SLuca Coelho } 74769964905SLuca Coelho 74869964905SLuca Coelho /* Call EWRD with no arguments */ 74969964905SLuca Coelho status = acpi_evaluate_object(handle, NULL, NULL, &ewrd); 75069964905SLuca Coelho if (ACPI_FAILURE(status)) { 75169964905SLuca Coelho IWL_DEBUG_RADIO(mvm, "EWRD invocation failed (0x%x)\n", status); 75269964905SLuca Coelho return -ENOENT; 75369964905SLuca Coelho } 75469964905SLuca Coelho 75569964905SLuca Coelho wifi_pkg = iwl_mvm_sar_find_wifi_pkg(mvm, ewrd.pointer, 75669964905SLuca Coelho ACPI_EWRD_WIFI_DATA_SIZE); 75769964905SLuca Coelho if (IS_ERR(wifi_pkg)) { 75869964905SLuca Coelho ret = PTR_ERR(wifi_pkg); 75969964905SLuca Coelho goto out_free; 76069964905SLuca Coelho } 76169964905SLuca Coelho 76269964905SLuca Coelho if ((wifi_pkg->package.elements[1].type != ACPI_TYPE_INTEGER) || 76369964905SLuca Coelho (wifi_pkg->package.elements[2].type != ACPI_TYPE_INTEGER)) { 76469964905SLuca Coelho ret = -EINVAL; 76569964905SLuca Coelho goto out_free; 76669964905SLuca Coelho } 76769964905SLuca Coelho 76869964905SLuca Coelho enabled = !!(wifi_pkg->package.elements[1].integer.value); 76969964905SLuca Coelho n_profiles = wifi_pkg->package.elements[2].integer.value; 77069964905SLuca Coelho 771e2ef1476SSharon Dvir /* in case of BIOS bug */ 772e2ef1476SSharon Dvir if (n_profiles <= 0) { 773e2ef1476SSharon Dvir ret = -EINVAL; 774e2ef1476SSharon Dvir goto out_free; 775e2ef1476SSharon Dvir } 776e2ef1476SSharon Dvir 77769964905SLuca Coelho for (i = 0; i < n_profiles; i++) { 77869964905SLuca Coelho /* the tables start at element 3 */ 77969964905SLuca Coelho static int pos = 3; 78069964905SLuca Coelho 78169964905SLuca Coelho /* The EWRD profiles officially go from 2 to 4, but we 78269964905SLuca Coelho * save them in sar_profiles[1-3] (because we don't 78369964905SLuca Coelho * have profile 0). So in the array we start from 1. 78469964905SLuca Coelho */ 78569964905SLuca Coelho ret = iwl_mvm_sar_set_profile(mvm, 78669964905SLuca Coelho &wifi_pkg->package.elements[pos], 78769964905SLuca Coelho &mvm->sar_profiles[i + 1], 78869964905SLuca Coelho enabled); 78969964905SLuca Coelho if (ret < 0) 79069964905SLuca Coelho break; 79169964905SLuca Coelho 79269964905SLuca Coelho /* go to the next table */ 79369964905SLuca Coelho pos += IWL_MVM_SAR_TABLE_SIZE; 79469964905SLuca Coelho } 79569964905SLuca Coelho 79669964905SLuca Coelho out_free: 79769964905SLuca Coelho kfree(ewrd.pointer); 79869964905SLuca Coelho return ret; 79969964905SLuca Coelho } 80069964905SLuca Coelho 8017fe90e0eSHaim Dreyfuss static int iwl_mvm_sar_get_wgds_table(struct iwl_mvm *mvm) 802a6bff3cbSHaim Dreyfuss { 803a6bff3cbSHaim Dreyfuss union acpi_object *wifi_pkg; 804a6bff3cbSHaim Dreyfuss acpi_handle root_handle; 805a6bff3cbSHaim Dreyfuss acpi_handle handle; 806a6bff3cbSHaim Dreyfuss struct acpi_buffer wgds = {ACPI_ALLOCATE_BUFFER, NULL}; 807a6bff3cbSHaim Dreyfuss acpi_status status; 8087fe90e0eSHaim Dreyfuss int i, j, ret; 8097fe90e0eSHaim Dreyfuss int idx = 1; 810a6bff3cbSHaim Dreyfuss 811a6bff3cbSHaim Dreyfuss root_handle = ACPI_HANDLE(mvm->dev); 812a6bff3cbSHaim Dreyfuss if (!root_handle) { 813a6bff3cbSHaim Dreyfuss IWL_DEBUG_RADIO(mvm, 814a6bff3cbSHaim Dreyfuss "Could not retrieve root port ACPI handle\n"); 815a6bff3cbSHaim Dreyfuss return -ENOENT; 816a6bff3cbSHaim Dreyfuss } 817a6bff3cbSHaim Dreyfuss 818a6bff3cbSHaim Dreyfuss /* Get the method's handle */ 819a6bff3cbSHaim Dreyfuss status = acpi_get_handle(root_handle, (acpi_string)ACPI_WGDS_METHOD, 820a6bff3cbSHaim Dreyfuss &handle); 821a6bff3cbSHaim Dreyfuss if (ACPI_FAILURE(status)) { 822a6bff3cbSHaim Dreyfuss IWL_DEBUG_RADIO(mvm, "WGDS method not found\n"); 823a6bff3cbSHaim Dreyfuss return -ENOENT; 824a6bff3cbSHaim Dreyfuss } 825a6bff3cbSHaim Dreyfuss 826a6bff3cbSHaim Dreyfuss /* Call WGDS with no arguments */ 827a6bff3cbSHaim Dreyfuss status = acpi_evaluate_object(handle, NULL, NULL, &wgds); 828a6bff3cbSHaim Dreyfuss if (ACPI_FAILURE(status)) { 829a6bff3cbSHaim Dreyfuss IWL_DEBUG_RADIO(mvm, "WGDS invocation failed (0x%x)\n", status); 830a6bff3cbSHaim Dreyfuss return -ENOENT; 831a6bff3cbSHaim Dreyfuss } 832a6bff3cbSHaim Dreyfuss 833a6bff3cbSHaim Dreyfuss wifi_pkg = iwl_mvm_sar_find_wifi_pkg(mvm, wgds.pointer, 834a6bff3cbSHaim Dreyfuss ACPI_WGDS_WIFI_DATA_SIZE); 835a6bff3cbSHaim Dreyfuss if (IS_ERR(wifi_pkg)) { 836a6bff3cbSHaim Dreyfuss ret = PTR_ERR(wifi_pkg); 837a6bff3cbSHaim Dreyfuss goto out_free; 838a6bff3cbSHaim Dreyfuss } 839a6bff3cbSHaim Dreyfuss 8407fe90e0eSHaim Dreyfuss for (i = 0; i < IWL_NUM_GEO_PROFILES; i++) { 8417fe90e0eSHaim Dreyfuss for (j = 0; j < IWL_MVM_GEO_TABLE_SIZE; j++) { 842a6bff3cbSHaim Dreyfuss union acpi_object *entry; 843a6bff3cbSHaim Dreyfuss 8447fe90e0eSHaim Dreyfuss entry = &wifi_pkg->package.elements[idx++]; 845a6bff3cbSHaim Dreyfuss if ((entry->type != ACPI_TYPE_INTEGER) || 846a6bff3cbSHaim Dreyfuss (entry->integer.value > U8_MAX)) 847a6bff3cbSHaim Dreyfuss return -EINVAL; 848a6bff3cbSHaim Dreyfuss 8497fe90e0eSHaim Dreyfuss mvm->geo_profiles[i].values[j] = entry->integer.value; 8507fe90e0eSHaim Dreyfuss } 851a6bff3cbSHaim Dreyfuss } 852a6bff3cbSHaim Dreyfuss ret = 0; 853a6bff3cbSHaim Dreyfuss out_free: 854a6bff3cbSHaim Dreyfuss kfree(wgds.pointer); 855a6bff3cbSHaim Dreyfuss return ret; 856a6bff3cbSHaim Dreyfuss } 857a6bff3cbSHaim Dreyfuss 85842ce76d6SLuca Coelho int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b) 859da2830acSLuca Coelho { 860da2830acSLuca Coelho struct iwl_dev_tx_power_cmd cmd = { 8614b87e5afSLuca Coelho .v3.set_mode = cpu_to_le32(IWL_TX_POWER_MODE_SET_CHAINS), 862da2830acSLuca Coelho }; 86342ce76d6SLuca Coelho int i, j, idx; 86442ce76d6SLuca Coelho int profs[IWL_NUM_CHAIN_LIMITS] = { prof_a, prof_b }; 86555bfa4b9SLuca Coelho int len = sizeof(cmd); 866da2830acSLuca Coelho 86742ce76d6SLuca Coelho BUILD_BUG_ON(IWL_NUM_CHAIN_LIMITS < 2); 86842ce76d6SLuca Coelho BUILD_BUG_ON(IWL_NUM_CHAIN_LIMITS * IWL_NUM_SUB_BANDS != 86942ce76d6SLuca Coelho IWL_MVM_SAR_TABLE_SIZE); 87042ce76d6SLuca Coelho 87155bfa4b9SLuca Coelho if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_TX_POWER_ACK)) 87255bfa4b9SLuca Coelho len = sizeof(cmd.v3); 87355bfa4b9SLuca Coelho 87442ce76d6SLuca Coelho for (i = 0; i < IWL_NUM_CHAIN_LIMITS; i++) { 87542ce76d6SLuca Coelho struct iwl_mvm_sar_profile *prof; 87642ce76d6SLuca Coelho 87742ce76d6SLuca Coelho /* don't allow SAR to be disabled (profile 0 means disable) */ 87842ce76d6SLuca Coelho if (profs[i] == 0) 87942ce76d6SLuca Coelho return -EPERM; 88042ce76d6SLuca Coelho 88142ce76d6SLuca Coelho /* we are off by one, so allow up to IWL_MVM_SAR_PROFILE_NUM */ 88242ce76d6SLuca Coelho if (profs[i] > IWL_MVM_SAR_PROFILE_NUM) 88342ce76d6SLuca Coelho return -EINVAL; 88442ce76d6SLuca Coelho 88542ce76d6SLuca Coelho /* profiles go from 1 to 4, so decrement to access the array */ 88642ce76d6SLuca Coelho prof = &mvm->sar_profiles[profs[i] - 1]; 88742ce76d6SLuca Coelho 88842ce76d6SLuca Coelho /* if the profile is disabled, do nothing */ 88942ce76d6SLuca Coelho if (!prof->enabled) { 89042ce76d6SLuca Coelho IWL_DEBUG_RADIO(mvm, "SAR profile %d is disabled.\n", 89142ce76d6SLuca Coelho profs[i]); 89242ce76d6SLuca Coelho /* if one of the profiles is disabled, we fail all */ 89342ce76d6SLuca Coelho return -ENOENT; 89442ce76d6SLuca Coelho } 89542ce76d6SLuca Coelho 89642ce76d6SLuca Coelho IWL_DEBUG_RADIO(mvm, " Chain[%d]:\n", i); 89742ce76d6SLuca Coelho for (j = 0; j < IWL_NUM_SUB_BANDS; j++) { 89842ce76d6SLuca Coelho idx = (i * IWL_NUM_SUB_BANDS) + j; 89942ce76d6SLuca Coelho cmd.v3.per_chain_restriction[i][j] = 90042ce76d6SLuca Coelho cpu_to_le16(prof->table[idx]); 90142ce76d6SLuca Coelho IWL_DEBUG_RADIO(mvm, " Band[%d] = %d * .125dBm\n", 90242ce76d6SLuca Coelho j, prof->table[idx]); 90342ce76d6SLuca Coelho } 90442ce76d6SLuca Coelho } 90542ce76d6SLuca Coelho 90642ce76d6SLuca Coelho IWL_DEBUG_RADIO(mvm, "Sending REDUCE_TX_POWER_CMD per chain\n"); 90742ce76d6SLuca Coelho 90842ce76d6SLuca Coelho return iwl_mvm_send_cmd_pdu(mvm, REDUCE_TX_POWER_CMD, 0, len, &cmd); 90942ce76d6SLuca Coelho } 91042ce76d6SLuca Coelho 9117fe90e0eSHaim Dreyfuss int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm) 9127fe90e0eSHaim Dreyfuss { 9137fe90e0eSHaim Dreyfuss struct iwl_geo_tx_power_profiles_resp *resp; 9147fe90e0eSHaim Dreyfuss int ret; 9157fe90e0eSHaim Dreyfuss 9167fe90e0eSHaim Dreyfuss struct iwl_geo_tx_power_profiles_cmd geo_cmd = { 9177fe90e0eSHaim Dreyfuss .ops = cpu_to_le32(IWL_PER_CHAIN_OFFSET_GET_CURRENT_TABLE), 9187fe90e0eSHaim Dreyfuss }; 9197fe90e0eSHaim Dreyfuss struct iwl_host_cmd cmd = { 9207fe90e0eSHaim Dreyfuss .id = WIDE_ID(PHY_OPS_GROUP, GEO_TX_POWER_LIMIT), 9217fe90e0eSHaim Dreyfuss .len = { sizeof(geo_cmd), }, 9227fe90e0eSHaim Dreyfuss .flags = CMD_WANT_SKB, 9237fe90e0eSHaim Dreyfuss .data = { &geo_cmd }, 9247fe90e0eSHaim Dreyfuss }; 9257fe90e0eSHaim Dreyfuss 9267fe90e0eSHaim Dreyfuss ret = iwl_mvm_send_cmd(mvm, &cmd); 9277fe90e0eSHaim Dreyfuss if (ret) { 9287fe90e0eSHaim Dreyfuss IWL_ERR(mvm, "Failed to get geographic profile info %d\n", ret); 9297fe90e0eSHaim Dreyfuss return ret; 9307fe90e0eSHaim Dreyfuss } 9317fe90e0eSHaim Dreyfuss 9327fe90e0eSHaim Dreyfuss resp = (void *)cmd.resp_pkt->data; 9337fe90e0eSHaim Dreyfuss ret = le32_to_cpu(resp->profile_idx); 9347fe90e0eSHaim Dreyfuss if (WARN_ON(ret > IWL_NUM_GEO_PROFILES)) { 9357fe90e0eSHaim Dreyfuss ret = -EIO; 9367fe90e0eSHaim Dreyfuss IWL_WARN(mvm, "Invalid geographic profile idx (%d)\n", ret); 9377fe90e0eSHaim Dreyfuss } 9387fe90e0eSHaim Dreyfuss 9397fe90e0eSHaim Dreyfuss iwl_free_resp(&cmd); 9407fe90e0eSHaim Dreyfuss return ret; 9417fe90e0eSHaim Dreyfuss } 9427fe90e0eSHaim Dreyfuss 943a6bff3cbSHaim Dreyfuss static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm) 944a6bff3cbSHaim Dreyfuss { 945a6bff3cbSHaim Dreyfuss struct iwl_geo_tx_power_profiles_cmd cmd = { 946a6bff3cbSHaim Dreyfuss .ops = cpu_to_le32(IWL_PER_CHAIN_OFFSET_SET_TABLES), 947a6bff3cbSHaim Dreyfuss }; 9487fe90e0eSHaim Dreyfuss int ret, i, j; 949a6bff3cbSHaim Dreyfuss u16 cmd_wide_id = WIDE_ID(PHY_OPS_GROUP, GEO_TX_POWER_LIMIT); 950a6bff3cbSHaim Dreyfuss 9517fe90e0eSHaim Dreyfuss ret = iwl_mvm_sar_get_wgds_table(mvm); 952a6bff3cbSHaim Dreyfuss if (ret < 0) { 953a6bff3cbSHaim Dreyfuss IWL_DEBUG_RADIO(mvm, 954a6bff3cbSHaim Dreyfuss "Geo SAR BIOS table invalid or unavailable. (%d)\n", 955a6bff3cbSHaim Dreyfuss ret); 956a6bff3cbSHaim Dreyfuss /* we don't fail if the table is not available */ 957a6bff3cbSHaim Dreyfuss return 0; 958a6bff3cbSHaim Dreyfuss } 959a6bff3cbSHaim Dreyfuss 960a6bff3cbSHaim Dreyfuss IWL_DEBUG_RADIO(mvm, "Sending GEO_TX_POWER_LIMIT\n"); 961a6bff3cbSHaim Dreyfuss 962a6bff3cbSHaim Dreyfuss BUILD_BUG_ON(IWL_NUM_GEO_PROFILES * ACPI_WGDS_NUM_BANDS * 963a6bff3cbSHaim Dreyfuss ACPI_WGDS_TABLE_SIZE != ACPI_WGDS_WIFI_DATA_SIZE); 964a6bff3cbSHaim Dreyfuss 965a6bff3cbSHaim Dreyfuss for (i = 0; i < IWL_NUM_GEO_PROFILES; i++) { 966a6bff3cbSHaim Dreyfuss struct iwl_per_chain_offset *chain = 967a6bff3cbSHaim Dreyfuss (struct iwl_per_chain_offset *)&cmd.table[i]; 968a6bff3cbSHaim Dreyfuss 969a6bff3cbSHaim Dreyfuss for (j = 0; j < ACPI_WGDS_NUM_BANDS; j++) { 970a6bff3cbSHaim Dreyfuss u8 *value; 971a6bff3cbSHaim Dreyfuss 9727fe90e0eSHaim Dreyfuss value = &mvm->geo_profiles[i].values[j * 9737fe90e0eSHaim Dreyfuss IWL_GEO_PER_CHAIN_SIZE]; 974a6bff3cbSHaim Dreyfuss chain[j].max_tx_power = cpu_to_le16(value[0]); 975a6bff3cbSHaim Dreyfuss chain[j].chain_a = value[1]; 976a6bff3cbSHaim Dreyfuss chain[j].chain_b = value[2]; 977a6bff3cbSHaim Dreyfuss IWL_DEBUG_RADIO(mvm, 978a6bff3cbSHaim Dreyfuss "SAR geographic profile[%d] Band[%d]: chain A = %d chain B = %d max_tx_power = %d\n", 979a6bff3cbSHaim Dreyfuss i, j, value[1], value[2], value[0]); 980a6bff3cbSHaim Dreyfuss } 981a6bff3cbSHaim Dreyfuss } 982a6bff3cbSHaim Dreyfuss return iwl_mvm_send_cmd_pdu(mvm, cmd_wide_id, 0, sizeof(cmd), &cmd); 983a6bff3cbSHaim Dreyfuss } 984a6bff3cbSHaim Dreyfuss 98569964905SLuca Coelho #else /* CONFIG_ACPI */ 98669964905SLuca Coelho static int iwl_mvm_sar_get_wrds_table(struct iwl_mvm *mvm) 98769964905SLuca Coelho { 98869964905SLuca Coelho return -ENOENT; 98969964905SLuca Coelho } 99069964905SLuca Coelho 99169964905SLuca Coelho static int iwl_mvm_sar_get_ewrd_table(struct iwl_mvm *mvm) 99269964905SLuca Coelho { 99369964905SLuca Coelho return -ENOENT; 99469964905SLuca Coelho } 995a6bff3cbSHaim Dreyfuss 996a6bff3cbSHaim Dreyfuss static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm) 997a6bff3cbSHaim Dreyfuss { 998a6bff3cbSHaim Dreyfuss return 0; 999a6bff3cbSHaim Dreyfuss } 100069964905SLuca Coelho #endif /* CONFIG_ACPI */ 100169964905SLuca Coelho 100242ce76d6SLuca Coelho static int iwl_mvm_sar_init(struct iwl_mvm *mvm) 100342ce76d6SLuca Coelho { 100442ce76d6SLuca Coelho int ret; 100542ce76d6SLuca Coelho 1006c386dacbSHaim Dreyfuss ret = iwl_mvm_sar_get_wrds_table(mvm); 1007da2830acSLuca Coelho if (ret < 0) { 1008da2830acSLuca Coelho IWL_DEBUG_RADIO(mvm, 100969964905SLuca Coelho "WRDS SAR BIOS table invalid or unavailable. (%d)\n", 1010da2830acSLuca Coelho ret); 101169964905SLuca Coelho /* if not available, don't fail and don't bother with EWRD */ 1012da2830acSLuca Coelho return 0; 1013da2830acSLuca Coelho } 1014da2830acSLuca Coelho 101569964905SLuca Coelho ret = iwl_mvm_sar_get_ewrd_table(mvm); 101669964905SLuca Coelho /* if EWRD is not available, we can still use WRDS, so don't fail */ 101769964905SLuca Coelho if (ret < 0) 101869964905SLuca Coelho IWL_DEBUG_RADIO(mvm, 101969964905SLuca Coelho "EWRD SAR BIOS table invalid or unavailable. (%d)\n", 102069964905SLuca Coelho ret); 102169964905SLuca Coelho 102242ce76d6SLuca Coelho /* choose profile 1 (WRDS) as default for both chains */ 102342ce76d6SLuca Coelho ret = iwl_mvm_sar_select_profile(mvm, 1, 1); 102442ce76d6SLuca Coelho 102542ce76d6SLuca Coelho /* if we don't have profile 0 from BIOS, just skip it */ 102642ce76d6SLuca Coelho if (ret == -ENOENT) 1027da2830acSLuca Coelho return 0; 1028da2830acSLuca Coelho 1029da2830acSLuca Coelho return ret; 1030da2830acSLuca Coelho } 1031da2830acSLuca Coelho 10321f370650SSara Sharon static int iwl_mvm_load_rt_fw(struct iwl_mvm *mvm) 10331f370650SSara Sharon { 10341f370650SSara Sharon int ret; 10351f370650SSara Sharon 10367d6222e2SJohannes Berg if (iwl_mvm_has_unified_ucode(mvm)) 10371f370650SSara Sharon return iwl_run_unified_mvm_ucode(mvm, false); 10381f370650SSara Sharon 10391f370650SSara Sharon ret = iwl_run_init_mvm_ucode(mvm, false); 10401f370650SSara Sharon 10411f370650SSara Sharon if (iwlmvm_mod_params.init_dbg) 10421f370650SSara Sharon return 0; 10431f370650SSara Sharon 10441f370650SSara Sharon if (ret) { 10451f370650SSara Sharon IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", ret); 10461f370650SSara Sharon /* this can't happen */ 10471f370650SSara Sharon if (WARN_ON(ret > 0)) 10481f370650SSara Sharon ret = -ERFKILL; 10491f370650SSara Sharon return ret; 10501f370650SSara Sharon } 10511f370650SSara Sharon 10521f370650SSara Sharon /* 10531f370650SSara Sharon * Stop and start the transport without entering low power 10541f370650SSara Sharon * mode. This will save the state of other components on the 10551f370650SSara Sharon * device that are triggered by the INIT firwmare (MFUART). 10561f370650SSara Sharon */ 10571f370650SSara Sharon _iwl_trans_stop_device(mvm->trans, false); 10581f370650SSara Sharon ret = _iwl_trans_start_hw(mvm->trans, false); 10591f370650SSara Sharon if (ret) 10601f370650SSara Sharon return ret; 10611f370650SSara Sharon 10621f370650SSara Sharon ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR); 10631f370650SSara Sharon if (ret) 10641f370650SSara Sharon return ret; 10651f370650SSara Sharon 1066702e975dSJohannes Berg return iwl_init_paging(&mvm->fwrt, mvm->fwrt.cur_fw_img); 10671f370650SSara Sharon } 10681f370650SSara Sharon 1069e705c121SKalle Valo int iwl_mvm_up(struct iwl_mvm *mvm) 1070e705c121SKalle Valo { 1071e705c121SKalle Valo int ret, i; 1072e705c121SKalle Valo struct ieee80211_channel *chan; 1073e705c121SKalle Valo struct cfg80211_chan_def chandef; 1074e705c121SKalle Valo 1075e705c121SKalle Valo lockdep_assert_held(&mvm->mutex); 1076e705c121SKalle Valo 1077e705c121SKalle Valo ret = iwl_trans_start_hw(mvm->trans); 1078e705c121SKalle Valo if (ret) 1079e705c121SKalle Valo return ret; 1080e705c121SKalle Valo 10811f370650SSara Sharon ret = iwl_mvm_load_rt_fw(mvm); 1082e705c121SKalle Valo if (ret) { 1083e705c121SKalle Valo IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret); 1084e705c121SKalle Valo goto error; 1085e705c121SKalle Valo } 1086e705c121SKalle Valo 1087d0b813fcSJohannes Berg iwl_get_shared_mem_conf(&mvm->fwrt); 1088e705c121SKalle Valo 1089e705c121SKalle Valo ret = iwl_mvm_sf_update(mvm, NULL, false); 1090e705c121SKalle Valo if (ret) 1091e705c121SKalle Valo IWL_ERR(mvm, "Failed to initialize Smart Fifo\n"); 1092e705c121SKalle Valo 10937174beb6SJohannes Berg mvm->fwrt.dump.conf = FW_DBG_INVALID; 1094e705c121SKalle Valo /* if we have a destination, assume EARLY START */ 1095e705c121SKalle Valo if (mvm->fw->dbg_dest_tlv) 10967174beb6SJohannes Berg mvm->fwrt.dump.conf = FW_DBG_START_FROM_ALIVE; 10977174beb6SJohannes Berg iwl_fw_start_dbg_conf(&mvm->fwrt, FW_DBG_START_FROM_ALIVE); 1098e705c121SKalle Valo 1099e705c121SKalle Valo ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm)); 1100e705c121SKalle Valo if (ret) 1101e705c121SKalle Valo goto error; 1102e705c121SKalle Valo 11037d6222e2SJohannes Berg if (!iwl_mvm_has_unified_ucode(mvm)) { 1104e705c121SKalle Valo /* Send phy db control command and then phy db calibration */ 1105e705c121SKalle Valo ret = iwl_send_phy_db_data(mvm->phy_db); 1106e705c121SKalle Valo if (ret) 1107e705c121SKalle Valo goto error; 1108e705c121SKalle Valo 1109e705c121SKalle Valo ret = iwl_send_phy_cfg_cmd(mvm); 1110e705c121SKalle Valo if (ret) 1111e705c121SKalle Valo goto error; 11121f370650SSara Sharon } 1113e705c121SKalle Valo 1114b3de3ef4SEmmanuel Grumbach ret = iwl_mvm_send_bt_init_conf(mvm); 1115b3de3ef4SEmmanuel Grumbach if (ret) 1116b3de3ef4SEmmanuel Grumbach goto error; 1117b3de3ef4SEmmanuel Grumbach 111843413a97SSara Sharon /* Init RSS configuration */ 111909a2e25dSSara Sharon /* TODO - remove a000 disablement when we have RXQ config API */ 1120c8c017a6SJohannes Berg if (iwl_mvm_has_new_rx_api(mvm) && 1121c8c017a6SJohannes Berg mvm->trans->cfg->device_family != IWL_DEVICE_FAMILY_A000) { 112243413a97SSara Sharon ret = iwl_send_rss_cfg_cmd(mvm); 112343413a97SSara Sharon if (ret) { 112443413a97SSara Sharon IWL_ERR(mvm, "Failed to configure RSS queues: %d\n", 112543413a97SSara Sharon ret); 112643413a97SSara Sharon goto error; 112743413a97SSara Sharon } 112843413a97SSara Sharon } 112943413a97SSara Sharon 1130e705c121SKalle Valo /* init the fw <-> mac80211 STA mapping */ 11310ae98812SSara Sharon for (i = 0; i < ARRAY_SIZE(mvm->fw_id_to_mac_id); i++) 1132e705c121SKalle Valo RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL); 1133e705c121SKalle Valo 11340ae98812SSara Sharon mvm->tdls_cs.peer.sta_id = IWL_MVM_INVALID_STA; 1135e705c121SKalle Valo 1136e705c121SKalle Valo /* reset quota debouncing buffer - 0xff will yield invalid data */ 1137e705c121SKalle Valo memset(&mvm->last_quota_cmd, 0xff, sizeof(mvm->last_quota_cmd)); 1138e705c121SKalle Valo 113997d5be7eSLiad Kaufman ret = iwl_mvm_send_dqa_cmd(mvm); 114097d5be7eSLiad Kaufman if (ret) 114197d5be7eSLiad Kaufman goto error; 114297d5be7eSLiad Kaufman 1143e705c121SKalle Valo /* Add auxiliary station for scanning */ 1144e705c121SKalle Valo ret = iwl_mvm_add_aux_sta(mvm); 1145e705c121SKalle Valo if (ret) 1146e705c121SKalle Valo goto error; 1147e705c121SKalle Valo 1148e705c121SKalle Valo /* Add all the PHY contexts */ 114957fbcce3SJohannes Berg chan = &mvm->hw->wiphy->bands[NL80211_BAND_2GHZ]->channels[0]; 1150e705c121SKalle Valo cfg80211_chandef_create(&chandef, chan, NL80211_CHAN_NO_HT); 1151e705c121SKalle Valo for (i = 0; i < NUM_PHY_CTX; i++) { 1152e705c121SKalle Valo /* 1153e705c121SKalle Valo * The channel used here isn't relevant as it's 1154e705c121SKalle Valo * going to be overwritten in the other flows. 1155e705c121SKalle Valo * For now use the first channel we have. 1156e705c121SKalle Valo */ 1157e705c121SKalle Valo ret = iwl_mvm_phy_ctxt_add(mvm, &mvm->phy_ctxts[i], 1158e705c121SKalle Valo &chandef, 1, 1); 1159e705c121SKalle Valo if (ret) 1160e705c121SKalle Valo goto error; 1161e705c121SKalle Valo } 1162e705c121SKalle Valo 1163c221daf2SChaya Rachel Ivgi #ifdef CONFIG_THERMAL 1164c221daf2SChaya Rachel Ivgi if (iwl_mvm_is_tt_in_fw(mvm)) { 1165c221daf2SChaya Rachel Ivgi /* in order to give the responsibility of ct-kill and 1166c221daf2SChaya Rachel Ivgi * TX backoff to FW we need to send empty temperature reporting 1167c221daf2SChaya Rachel Ivgi * cmd during init time 1168c221daf2SChaya Rachel Ivgi */ 1169c221daf2SChaya Rachel Ivgi iwl_mvm_send_temp_report_ths_cmd(mvm); 1170c221daf2SChaya Rachel Ivgi } else { 1171e705c121SKalle Valo /* Initialize tx backoffs to the minimal possible */ 1172e705c121SKalle Valo iwl_mvm_tt_tx_backoff(mvm, 0); 1173c221daf2SChaya Rachel Ivgi } 11745c89e7bcSChaya Rachel Ivgi 11755c89e7bcSChaya Rachel Ivgi /* TODO: read the budget from BIOS / Platform NVM */ 117675cfe338SLuca Coelho if (iwl_mvm_is_ctdp_supported(mvm) && mvm->cooling_dev.cur_state > 0) { 11775c89e7bcSChaya Rachel Ivgi ret = iwl_mvm_ctdp_command(mvm, CTDP_CMD_OPERATION_START, 11785c89e7bcSChaya Rachel Ivgi mvm->cooling_dev.cur_state); 117975cfe338SLuca Coelho if (ret) 118075cfe338SLuca Coelho goto error; 118175cfe338SLuca Coelho } 1182c221daf2SChaya Rachel Ivgi #else 1183c221daf2SChaya Rachel Ivgi /* Initialize tx backoffs to the minimal possible */ 1184c221daf2SChaya Rachel Ivgi iwl_mvm_tt_tx_backoff(mvm, 0); 1185c221daf2SChaya Rachel Ivgi #endif 1186e705c121SKalle Valo 1187e705c121SKalle Valo WARN_ON(iwl_mvm_config_ltr(mvm)); 1188e705c121SKalle Valo 1189e705c121SKalle Valo ret = iwl_mvm_power_update_device(mvm); 1190e705c121SKalle Valo if (ret) 1191e705c121SKalle Valo goto error; 1192e705c121SKalle Valo 1193e705c121SKalle Valo /* 1194e705c121SKalle Valo * RTNL is not taken during Ct-kill, but we don't need to scan/Tx 1195e705c121SKalle Valo * anyway, so don't init MCC. 1196e705c121SKalle Valo */ 1197e705c121SKalle Valo if (!test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status)) { 1198e705c121SKalle Valo ret = iwl_mvm_init_mcc(mvm); 1199e705c121SKalle Valo if (ret) 1200e705c121SKalle Valo goto error; 1201e705c121SKalle Valo } 1202e705c121SKalle Valo 1203e705c121SKalle Valo if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_UMAC_SCAN)) { 12044ca87a5fSEmmanuel Grumbach mvm->scan_type = IWL_SCAN_TYPE_NOT_SET; 1205e705c121SKalle Valo ret = iwl_mvm_config_scan(mvm); 1206e705c121SKalle Valo if (ret) 1207e705c121SKalle Valo goto error; 1208e705c121SKalle Valo } 1209e705c121SKalle Valo 1210e705c121SKalle Valo /* allow FW/transport low power modes if not during restart */ 1211e705c121SKalle Valo if (!test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) 1212e705c121SKalle Valo iwl_mvm_unref(mvm, IWL_MVM_REF_UCODE_DOWN); 1213e705c121SKalle Valo 1214da2830acSLuca Coelho ret = iwl_mvm_sar_init(mvm); 1215da2830acSLuca Coelho if (ret) 1216da2830acSLuca Coelho goto error; 1217da2830acSLuca Coelho 1218a6bff3cbSHaim Dreyfuss ret = iwl_mvm_sar_geo_init(mvm); 1219a6bff3cbSHaim Dreyfuss if (ret) 1220a6bff3cbSHaim Dreyfuss goto error; 1221a6bff3cbSHaim Dreyfuss 12227089ae63SJohannes Berg iwl_mvm_leds_sync(mvm); 12237089ae63SJohannes Berg 1224e705c121SKalle Valo IWL_DEBUG_INFO(mvm, "RT uCode started.\n"); 1225e705c121SKalle Valo return 0; 1226e705c121SKalle Valo error: 1227de8ba41bSLiad Kaufman if (!iwlmvm_mod_params.init_dbg) 1228fcb6b92aSChaya Rachel Ivgi iwl_mvm_stop_device(mvm); 1229e705c121SKalle Valo return ret; 1230e705c121SKalle Valo } 1231e705c121SKalle Valo 1232e705c121SKalle Valo int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm) 1233e705c121SKalle Valo { 1234e705c121SKalle Valo int ret, i; 1235e705c121SKalle Valo 1236e705c121SKalle Valo lockdep_assert_held(&mvm->mutex); 1237e705c121SKalle Valo 1238e705c121SKalle Valo ret = iwl_trans_start_hw(mvm->trans); 1239e705c121SKalle Valo if (ret) 1240e705c121SKalle Valo return ret; 1241e705c121SKalle Valo 1242e705c121SKalle Valo ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_WOWLAN); 1243e705c121SKalle Valo if (ret) { 1244e705c121SKalle Valo IWL_ERR(mvm, "Failed to start WoWLAN firmware: %d\n", ret); 1245e705c121SKalle Valo goto error; 1246e705c121SKalle Valo } 1247e705c121SKalle Valo 1248e705c121SKalle Valo ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm)); 1249e705c121SKalle Valo if (ret) 1250e705c121SKalle Valo goto error; 1251e705c121SKalle Valo 1252e705c121SKalle Valo /* Send phy db control command and then phy db calibration*/ 1253e705c121SKalle Valo ret = iwl_send_phy_db_data(mvm->phy_db); 1254e705c121SKalle Valo if (ret) 1255e705c121SKalle Valo goto error; 1256e705c121SKalle Valo 1257e705c121SKalle Valo ret = iwl_send_phy_cfg_cmd(mvm); 1258e705c121SKalle Valo if (ret) 1259e705c121SKalle Valo goto error; 1260e705c121SKalle Valo 1261e705c121SKalle Valo /* init the fw <-> mac80211 STA mapping */ 12620ae98812SSara Sharon for (i = 0; i < ARRAY_SIZE(mvm->fw_id_to_mac_id); i++) 1263e705c121SKalle Valo RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL); 1264e705c121SKalle Valo 1265e705c121SKalle Valo /* Add auxiliary station for scanning */ 1266e705c121SKalle Valo ret = iwl_mvm_add_aux_sta(mvm); 1267e705c121SKalle Valo if (ret) 1268e705c121SKalle Valo goto error; 1269e705c121SKalle Valo 1270e705c121SKalle Valo return 0; 1271e705c121SKalle Valo error: 1272fcb6b92aSChaya Rachel Ivgi iwl_mvm_stop_device(mvm); 1273e705c121SKalle Valo return ret; 1274e705c121SKalle Valo } 1275e705c121SKalle Valo 1276e705c121SKalle Valo void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm, 1277e705c121SKalle Valo struct iwl_rx_cmd_buffer *rxb) 1278e705c121SKalle Valo { 1279e705c121SKalle Valo struct iwl_rx_packet *pkt = rxb_addr(rxb); 1280e705c121SKalle Valo struct iwl_card_state_notif *card_state_notif = (void *)pkt->data; 1281e705c121SKalle Valo u32 flags = le32_to_cpu(card_state_notif->flags); 1282e705c121SKalle Valo 1283e705c121SKalle Valo IWL_DEBUG_RF_KILL(mvm, "Card state received: HW:%s SW:%s CT:%s\n", 1284e705c121SKalle Valo (flags & HW_CARD_DISABLED) ? "Kill" : "On", 1285e705c121SKalle Valo (flags & SW_CARD_DISABLED) ? "Kill" : "On", 1286e705c121SKalle Valo (flags & CT_KILL_CARD_DISABLED) ? 1287e705c121SKalle Valo "Reached" : "Not reached"); 1288e705c121SKalle Valo } 1289e705c121SKalle Valo 1290e705c121SKalle Valo void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm, 1291e705c121SKalle Valo struct iwl_rx_cmd_buffer *rxb) 1292e705c121SKalle Valo { 1293e705c121SKalle Valo struct iwl_rx_packet *pkt = rxb_addr(rxb); 1294e705c121SKalle Valo struct iwl_mfuart_load_notif *mfuart_notif = (void *)pkt->data; 1295e705c121SKalle Valo 1296e705c121SKalle Valo IWL_DEBUG_INFO(mvm, 1297e705c121SKalle Valo "MFUART: installed ver: 0x%08x, external ver: 0x%08x, status: 0x%08x, duration: 0x%08x\n", 1298e705c121SKalle Valo le32_to_cpu(mfuart_notif->installed_ver), 1299e705c121SKalle Valo le32_to_cpu(mfuart_notif->external_ver), 1300e705c121SKalle Valo le32_to_cpu(mfuart_notif->status), 1301e705c121SKalle Valo le32_to_cpu(mfuart_notif->duration)); 13020c8d0a47SGolan Ben-Ami 13030c8d0a47SGolan Ben-Ami if (iwl_rx_packet_payload_len(pkt) == sizeof(*mfuart_notif)) 13040c8d0a47SGolan Ben-Ami IWL_DEBUG_INFO(mvm, 13050c8d0a47SGolan Ben-Ami "MFUART: image size: 0x%08x\n", 13060c8d0a47SGolan Ben-Ami le32_to_cpu(mfuart_notif->image_size)); 1307e705c121SKalle Valo } 1308