diff options
Diffstat (limited to 'drivers/net/wireless')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/api/config.h | 39 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/constants.h | 4 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/fw.c | 54 |
3 files changed, 91 insertions, 6 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/config.h b/drivers/net/wireless/intel/iwlwifi/fw/api/config.h index 5e88fa2e6fb7..546fa60ed9fd 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/config.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/config.h @@ -8,7 +8,7 @@ * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH * Copyright(c) 2016 - 2017 Intel Deutschland GmbH - * Copyright (C) 2018 Intel Corporation + * Copyright (C) 2018 - 2019 Intel Corporation * * This program is free software; you can redistribute it and/or modify * it under the terms of version 2 of the GNU General Public License as @@ -31,7 +31,7 @@ * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH * Copyright(c) 2016 - 2017 Intel Deutschland GmbH - * Copyright (C) 2018 Intel Corporation + * Copyright (C) 2018 - 2019 Intel Corporation * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -120,15 +120,48 @@ enum iwl_calib_cfg { }; /** + * struct iwl_phy_specific_cfg - specific PHY filter configuration + * + * Sent as part of the phy configuration command (v3) to configure specific FW + * defined PHY filters that can be applied to each antenna. + * + * @filter_cfg_chain_a: filter config id for LMAC1 chain A + * @filter_cfg_chain_b: filter config id for LMAC1 chain B + * @filter_cfg_chain_c: filter config id for LMAC2 chain A + * @filter_cfg_chain_d: filter config id for LMAC2 chain B + * values: 0 - no filter; 0xffffffff - reserved; otherwise - filter id + */ +struct iwl_phy_specific_cfg { + __le32 filter_cfg_chain_a; + __le32 filter_cfg_chain_b; + __le32 filter_cfg_chain_c; + __le32 filter_cfg_chain_d; +} __packed; /* PHY_SPECIFIC_CONFIGURATION_API_VER_1*/ + +/** * struct iwl_phy_cfg_cmd - Phy configuration command + * * @phy_cfg: PHY configuration value, uses &enum iwl_fw_phy_cfg * @calib_control: calibration control data */ -struct iwl_phy_cfg_cmd { +struct iwl_phy_cfg_cmd_v1 { __le32 phy_cfg; struct iwl_calib_ctrl calib_control; } __packed; +/** + * struct iwl_phy_cfg_cmd_v3 - Phy configuration command (v3) + * + * @phy_cfg: PHY configuration value, uses &enum iwl_fw_phy_cfg + * @calib_control: calibration control data + * @phy_specific_cfg: configure predefined PHY filters + */ +struct iwl_phy_cfg_cmd_v3 { + __le32 phy_cfg; + struct iwl_calib_ctrl calib_control; + struct iwl_phy_specific_cfg phy_specific_cfg; +} __packed; /* PHY_CONFIGURATION_CMD_API_S_VER_3 */ + /* * enum iwl_dc2dc_config_id - flag ids * diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/constants.h b/drivers/net/wireless/intel/iwlwifi/mvm/constants.h index 58df25e2fb32..b0268f44b2ea 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/constants.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/constants.h @@ -155,5 +155,9 @@ #define IWL_MVM_USE_TWT false #define IWL_MVM_AMPDU_CONSEC_DROPS_DELBA 10 #define IWL_MVM_USE_NSSN_SYNC 0 +#define IWL_MVM_PHY_FILTER_CHAIN_A 0 +#define IWL_MVM_PHY_FILTER_CHAIN_B 0 +#define IWL_MVM_PHY_FILTER_CHAIN_C 0 +#define IWL_MVM_PHY_FILTER_CHAIN_D 0 #endif /* __MVM_CONSTANTS_H */ diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c index 8fe78ce37771..2bc15ef13bb5 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c @@ -550,10 +550,49 @@ error: return ret; } +#ifdef CONFIG_ACPI +static void iwl_mvm_phy_filter_init(struct iwl_mvm *mvm, + struct iwl_phy_specific_cfg *phy_filters) +{ + /* + * TODO: read specific phy config from BIOS + * ACPI table for this feature has not been defined yet, + * so for now we use hardcoded values. + */ + + if (IWL_MVM_PHY_FILTER_CHAIN_A) { + phy_filters->filter_cfg_chain_a = + cpu_to_le32(IWL_MVM_PHY_FILTER_CHAIN_A); + } + if (IWL_MVM_PHY_FILTER_CHAIN_B) { + phy_filters->filter_cfg_chain_b = + cpu_to_le32(IWL_MVM_PHY_FILTER_CHAIN_B); + } + if (IWL_MVM_PHY_FILTER_CHAIN_C) { + phy_filters->filter_cfg_chain_c = + cpu_to_le32(IWL_MVM_PHY_FILTER_CHAIN_C); + } + if (IWL_MVM_PHY_FILTER_CHAIN_D) { + phy_filters->filter_cfg_chain_d = + cpu_to_le32(IWL_MVM_PHY_FILTER_CHAIN_D); + } +} + +#else /* CONFIG_ACPI */ + +static void iwl_mvm_phy_filter_init(struct iwl_mvm *mvm, + struct iwl_phy_specific_cfg *phy_filters) +{ +} +#endif /* CONFIG_ACPI */ + static int iwl_send_phy_cfg_cmd(struct iwl_mvm *mvm) { - struct iwl_phy_cfg_cmd phy_cfg_cmd; + struct iwl_phy_cfg_cmd_v3 phy_cfg_cmd; enum iwl_ucode_type ucode_type = mvm->fwrt.cur_fw_img; + struct iwl_phy_specific_cfg phy_filters = {}; + u8 cmd_ver; + size_t cmd_size; if (iwl_mvm_has_unified_ucode(mvm) && !mvm->trans->cfg->tx_with_siso_diversity) @@ -580,11 +619,20 @@ static int iwl_send_phy_cfg_cmd(struct iwl_mvm *mvm) phy_cfg_cmd.calib_control.flow_trigger = mvm->fw->default_calib[ucode_type].flow_trigger; + cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, IWL_ALWAYS_LONG_GROUP, + PHY_CONFIGURATION_CMD); + if (cmd_ver == 3) { + iwl_mvm_phy_filter_init(mvm, &phy_filters); + memcpy(&phy_cfg_cmd.phy_specific_cfg, &phy_filters, + sizeof(struct iwl_phy_specific_cfg)); + } + IWL_DEBUG_INFO(mvm, "Sending Phy CFG command: 0x%x\n", phy_cfg_cmd.phy_cfg); - + cmd_size = (cmd_ver == 3) ? sizeof(struct iwl_phy_cfg_cmd_v3) : + sizeof(struct iwl_phy_cfg_cmd_v1); return iwl_mvm_send_cmd_pdu(mvm, PHY_CONFIGURATION_CMD, 0, - sizeof(phy_cfg_cmd), &phy_cfg_cmd); + cmd_size, &phy_cfg_cmd); } int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm) |