diff options
Diffstat (limited to 'drivers/net/wireless')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/acpi.c | 36 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/acpi.h | 16 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/api/nvm-reg.h | 44 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/regulatory.c | 18 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/regulatory.h | 3 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/uefi.c | 23 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/uefi.h | 24 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/fw.c | 4 |
8 files changed, 157 insertions, 11 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/acpi.c b/drivers/net/wireless/intel/iwlwifi/fw/acpi.c index 4caf2e25a297..fa339791223b 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/acpi.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/acpi.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* * Copyright (C) 2017 Intel Deutschland GmbH - * Copyright (C) 2019-2023 Intel Corporation + * Copyright (C) 2019-2024 Intel Corporation */ #include <linux/uuid.h> #include "iwl-drv.h" @@ -960,3 +960,37 @@ out_free: kfree(data); } IWL_EXPORT_SYMBOL(iwl_acpi_get_guid_lock_status); + +int iwl_acpi_get_wbem(struct iwl_fw_runtime *fwrt, u32 *value) +{ + union acpi_object *wifi_pkg, *data; + int ret = -ENOENT; + int tbl_rev; + + data = iwl_acpi_get_object(fwrt->dev, ACPI_WBEM_METHOD); + if (IS_ERR(data)) + return ret; + + wifi_pkg = iwl_acpi_get_wifi_pkg(fwrt->dev, data, + ACPI_WBEM_WIFI_DATA_SIZE, + &tbl_rev); + if (IS_ERR(wifi_pkg)) + goto out_free; + + if (tbl_rev != IWL_ACPI_WBEM_REVISION) { + IWL_DEBUG_RADIO(fwrt, "Unsupported ACPI WBEM revision:%d\n", + tbl_rev); + goto out_free; + } + + if (wifi_pkg->package.elements[1].type != ACPI_TYPE_INTEGER) + goto out_free; + + *value = wifi_pkg->package.elements[1].integer.value & + IWL_ACPI_WBEM_REV0_MASK; + IWL_DEBUG_RADIO(fwrt, "Loaded WBEM config from ACPI\n"); + ret = 0; +out_free: + kfree(data); + return ret; +} diff --git a/drivers/net/wireless/intel/iwlwifi/fw/acpi.h b/drivers/net/wireless/intel/iwlwifi/fw/acpi.h index 1d32b82f73db..bb88398a6987 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/acpi.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/acpi.h @@ -27,6 +27,7 @@ #define ACPI_WTAS_METHOD "WTAS" #define ACPI_WPFC_METHOD "WPFC" #define ACPI_GLAI_METHOD "GLAI" +#define ACPI_WBEM_METHOD "WBEM" #define ACPI_WIFI_DOMAIN (0x07) @@ -67,6 +68,12 @@ #define ACPI_WRDD_WIFI_DATA_SIZE 2 #define ACPI_SPLC_WIFI_DATA_SIZE 2 #define ACPI_ECKV_WIFI_DATA_SIZE 2 + +/* + * One element for domain type, + * and one for enablement of Wi-Fi 320MHz per MCC + */ +#define ACPI_WBEM_WIFI_DATA_SIZE 2 /* * One element for domain type, * and one for the status @@ -94,6 +101,9 @@ #define ACPI_DSM_REV 0 +#define IWL_ACPI_WBEM_REV0_MASK (BIT(0) | BIT(1)) +#define IWL_ACPI_WBEM_REVISION 0 + #ifdef CONFIG_ACPI struct iwl_fw_runtime; @@ -142,6 +152,7 @@ void iwl_acpi_get_guid_lock_status(struct iwl_fw_runtime *fwrt); int iwl_acpi_get_dsm(struct iwl_fw_runtime *fwrt, enum iwl_dsm_funcs func, u32 *value); +int iwl_acpi_get_wbem(struct iwl_fw_runtime *fwrt, u32 *value); #else /* CONFIG_ACPI */ static inline void *iwl_acpi_get_dsm_object(struct device *dev, int rev, @@ -205,6 +216,11 @@ static inline int iwl_acpi_get_dsm(struct iwl_fw_runtime *fwrt, { return -ENOENT; } + +static inline int iwl_acpi_get_wbem(struct iwl_fw_runtime *fwrt, u32 *value) +{ + return -ENOENT; +} #endif /* CONFIG_ACPI */ #endif /* __iwl_fw_acpi__ */ diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/nvm-reg.h b/drivers/net/wireless/intel/iwlwifi/fw/api/nvm-reg.h index 6f16d0d3d8e5..c9c0329f5778 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/nvm-reg.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/nvm-reg.h @@ -22,8 +22,9 @@ enum iwl_regulatory_and_nvm_subcmd_ids { * &struct iwl_lari_config_change_cmd_v3, * &struct iwl_lari_config_change_cmd_v4, * &struct iwl_lari_config_change_cmd_v5, - * &struct iwl_lari_config_change_cmd_v6 or - * &struct iwl_lari_config_change_cmd_v7 + * &struct iwl_lari_config_change_cmd_v6, + * &struct iwl_lari_config_change_cmd_v7 or + * &struct iwl_lari_config_change_cmd */ LARI_CONFIG_CHANGE = 0x1, @@ -646,6 +647,45 @@ struct iwl_lari_config_change_cmd_v7 { /* LARI_CHANGE_CONF_CMD_S_VER_8 */ /* LARI_CHANGE_CONF_CMD_S_VER_9 */ +/** + * struct iwl_lari_config_change_cmd - change LARI configuration + * @config_bitmap: Bitmap of the config commands. Each bit will trigger a + * different predefined FW config operation. + * @oem_uhb_allow_bitmap: Bitmap of UHB enabled MCC sets. + * @oem_11ax_allow_bitmap: Bitmap of 11ax allowed MCCs. There are two bits + * per country, one to indicate whether to override and the other to + * indicate the value to use. + * @oem_unii4_allow_bitmap: Bitmap of unii4 allowed MCCs.There are two bits + * per country, one to indicate whether to override and the other to + * indicate allow/disallow unii4 channels. + * For LARI cmd version 10 - bits 0:5 are supported. + * @chan_state_active_bitmap: Bitmap to enable different bands per country + * or region. + * Each bit represents a country or region, and a band to activate + * according to the BIOS definitions. + * For LARI cmd version 10 - bits 0:4 are supported. + * @force_disable_channels_bitmap: Bitmap of disabled bands/channels. + * Each bit represents a set of channels in a specific band that should be + * disabled + * @edt_bitmap: Bitmap of energy detection threshold table. + * Disable/enable the EDT optimization method for different band. + * @oem_320mhz_allow_bitmap: 320Mhz bandwidth enablement bitmap per MCC. + * bit0: enable 320Mhz in Japan. + * bit1: enable 320Mhz in South Korea. + * bit 2 - 31: reserved. + */ +struct iwl_lari_config_change_cmd { + __le32 config_bitmap; + __le32 oem_uhb_allow_bitmap; + __le32 oem_11ax_allow_bitmap; + __le32 oem_unii4_allow_bitmap; + __le32 chan_state_active_bitmap; + __le32 force_disable_channels_bitmap; + __le32 edt_bitmap; + __le32 oem_320mhz_allow_bitmap; +} __packed; +/* LARI_CHANGE_CONF_CMD_S_VER_10 */ + /* Activate UNII-1 (5.2GHz) for World Wide */ #define ACTIVATE_5G2_IN_WW_MASK BIT(4) diff --git a/drivers/net/wireless/intel/iwlwifi/fw/regulatory.c b/drivers/net/wireless/intel/iwlwifi/fw/regulatory.c index 6d4b9334702e..b9bb3636e88f 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/regulatory.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/regulatory.c @@ -38,6 +38,7 @@ IWL_BIOS_TABLE_LOADER_DATA(tas_table, struct iwl_tas_data); IWL_BIOS_TABLE_LOADER_DATA(pwr_limit, u64); IWL_BIOS_TABLE_LOADER_DATA(mcc, char); IWL_BIOS_TABLE_LOADER_DATA(eckv, u32); +IWL_BIOS_TABLE_LOADER_DATA(wbem, u32); static const struct dmi_system_id dmi_ppag_approved_list[] = { @@ -496,6 +497,9 @@ static size_t iwl_get_lari_config_cmd_size(u8 cmd_ver) size_t cmd_size; switch (cmd_ver) { + case 10: + cmd_size = sizeof(struct iwl_lari_config_change_cmd); + break; case 9: case 8: case 7: @@ -524,7 +528,7 @@ static size_t iwl_get_lari_config_cmd_size(u8 cmd_ver) } int iwl_fill_lari_config(struct iwl_fw_runtime *fwrt, - struct iwl_lari_config_change_cmd_v7 *cmd, + struct iwl_lari_config_change_cmd *cmd, size_t *cmd_size) { int ret; @@ -572,13 +576,18 @@ int iwl_fill_lari_config(struct iwl_fw_runtime *fwrt, if (!ret) cmd->edt_bitmap = cpu_to_le32(value); + ret = iwl_bios_get_wbem(fwrt, &value); + if (!ret) + cmd->oem_320mhz_allow_bitmap = cpu_to_le32(value); + if (cmd->config_bitmap || cmd->oem_uhb_allow_bitmap || cmd->oem_11ax_allow_bitmap || cmd->oem_unii4_allow_bitmap || cmd->chan_state_active_bitmap || cmd->force_disable_channels_bitmap || - cmd->edt_bitmap) { + cmd->edt_bitmap || + cmd->oem_320mhz_allow_bitmap) { IWL_DEBUG_RADIO(fwrt, "sending LARI_CONFIG_CHANGE, config_bitmap=0x%x, oem_11ax_allow_bitmap=0x%x\n", le32_to_cpu(cmd->config_bitmap), @@ -593,8 +602,9 @@ int iwl_fill_lari_config(struct iwl_fw_runtime *fwrt, le32_to_cpu(cmd->oem_uhb_allow_bitmap), le32_to_cpu(cmd->force_disable_channels_bitmap)); IWL_DEBUG_RADIO(fwrt, - "sending LARI_CONFIG_CHANGE, edt_bitmap=0x%x\n", - le32_to_cpu(cmd->edt_bitmap)); + "sending LARI_CONFIG_CHANGE, edt_bitmap=0x%x, oem_320mhz_allow_bitmap=0x%x\n", + le32_to_cpu(cmd->edt_bitmap), + le32_to_cpu(cmd->oem_320mhz_allow_bitmap)); } else { return 1; } diff --git a/drivers/net/wireless/intel/iwlwifi/fw/regulatory.h b/drivers/net/wireless/intel/iwlwifi/fw/regulatory.h index eea04d2934ab..633c9ad9af84 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/regulatory.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/regulatory.h @@ -201,9 +201,10 @@ int iwl_bios_get_pwr_limit(struct iwl_fw_runtime *fwrt, int iwl_bios_get_mcc(struct iwl_fw_runtime *fwrt, char *mcc); int iwl_bios_get_eckv(struct iwl_fw_runtime *fwrt, u32 *ext_clk); +int iwl_bios_get_wbem(struct iwl_fw_runtime *fwrt, u32 *value); int iwl_fill_lari_config(struct iwl_fw_runtime *fwrt, - struct iwl_lari_config_change_cmd_v7 *cmd, + struct iwl_lari_config_change_cmd *cmd, size_t *cmd_size); int iwl_bios_get_dsm(struct iwl_fw_runtime *fwrt, enum iwl_dsm_funcs func, diff --git a/drivers/net/wireless/intel/iwlwifi/fw/uefi.c b/drivers/net/wireless/intel/iwlwifi/fw/uefi.c index e81fc0129b9d..fb982d4fe851 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/uefi.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/uefi.c @@ -674,6 +674,29 @@ out: return ret; } +int iwl_uefi_get_wbem(struct iwl_fw_runtime *fwrt, u32 *value) +{ + struct uefi_cnv_wlan_wbem_data *data; + int ret = 0; + + data = iwl_uefi_get_verified_variable(fwrt->trans, IWL_UEFI_WBEM_NAME, + "WBEM", sizeof(*data), NULL); + if (IS_ERR(data)) + return -EINVAL; + + if (data->revision != IWL_UEFI_WBEM_REVISION) { + ret = -EINVAL; + IWL_DEBUG_RADIO(fwrt, "Unsupported UEFI WBEM revision:%d\n", + data->revision); + goto out; + } + *value = data->wbem_320mhz_per_mcc & IWL_UEFI_WBEM_REV0_MASK; + IWL_DEBUG_RADIO(fwrt, "Loaded WBEM config from UEFI\n"); +out: + kfree(data); + return ret; +} + int iwl_uefi_get_dsm(struct iwl_fw_runtime *fwrt, enum iwl_dsm_funcs func, u32 *value) { diff --git a/drivers/net/wireless/intel/iwlwifi/fw/uefi.h b/drivers/net/wireless/intel/iwlwifi/fw/uefi.h index 303cc299d1bc..1f8884ca8997 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/uefi.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/uefi.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* - * Copyright(c) 2021-2023 Intel Corporation + * Copyright(c) 2021-2024 Intel Corporation */ #ifndef __iwl_fw_uefi__ #define __iwl_fw_uefi__ @@ -21,6 +21,7 @@ #define IWL_UEFI_WRDD_NAME L"UefiCnvWlanWRDD" #define IWL_UEFI_ECKV_NAME L"UefiCnvWlanECKV" #define IWL_UEFI_DSM_NAME L"UefiCnvWlanGeneralCfg" +#define IWL_UEFI_WBEM_NAME L"UefiCnvWlanWBEM" #define IWL_SGOM_MAP_SIZE 339 @@ -35,6 +36,7 @@ #define IWL_UEFI_SPLC_REVISION 0 #define IWL_UEFI_WRDD_REVISION 0 #define IWL_UEFI_ECKV_REVISION 0 +#define IWL_UEFI_WBEM_REVISION 0 #define IWL_UEFI_DSM_REVISION 4 struct pnvm_sku_package { @@ -178,6 +180,20 @@ struct uefi_cnv_var_general_cfg { u32 functions[UEFI_MAX_DSM_FUNCS]; } __packed; +#define IWL_UEFI_WBEM_REV0_MASK (BIT(0) | BIT(1)) +/* struct uefi_cnv_wlan_wbem_data - Bandwidth enablement per MCC as defined + * in UEFI + * @revision: the revision of the table + * @wbem_320mhz_per_mcc: enablement of 320MHz bandwidth per MCC + * bit 0 - if set, 320MHz is enabled for Japan + * bit 1 - if set, 320MHz is enabled for South Korea + * bit 2- 31, Reserved + */ +struct uefi_cnv_wlan_wbem_data { + u8 revision; + u32 wbem_320mhz_per_mcc; +} __packed; + /* * This is known to be broken on v4.19 and to work on v5.4. Until we * figure out why this is the case and how to make it work, simply @@ -202,6 +218,7 @@ int iwl_uefi_get_pwr_limit(struct iwl_fw_runtime *fwrt, u64 *dflt_pwr_limit); int iwl_uefi_get_mcc(struct iwl_fw_runtime *fwrt, char *mcc); int iwl_uefi_get_eckv(struct iwl_fw_runtime *fwrt, u32 *extl_clk); +int iwl_uefi_get_wbem(struct iwl_fw_runtime *fwrt, u32 *value); int iwl_uefi_get_dsm(struct iwl_fw_runtime *fwrt, enum iwl_dsm_funcs func, u32 *value); void iwl_uefi_get_sgom_table(struct iwl_trans *trans, struct iwl_fw_runtime *fwrt); @@ -281,6 +298,11 @@ static inline int iwl_uefi_get_eckv(struct iwl_fw_runtime *fwrt, u32 *extl_clk) return -ENOENT; } +static inline int iwl_uefi_get_wbem(struct iwl_fw_runtime *fwrt, u32 *value) +{ + return -ENOENT; +} + static inline int iwl_uefi_get_dsm(struct iwl_fw_runtime *fwrt, enum iwl_dsm_funcs func, u32 *value) { diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c index 243eeccc7ef6..74b299139391 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c @@ -1225,9 +1225,9 @@ static bool iwl_mvm_eval_dsm_rfi(struct iwl_mvm *mvm) static void iwl_mvm_lari_cfg(struct iwl_mvm *mvm) { - int ret; + struct iwl_lari_config_change_cmd cmd; size_t cmd_size; - struct iwl_lari_config_change_cmd_v7 cmd; + int ret; ret = iwl_fill_lari_config(&mvm->fwrt, &cmd, &cmd_size); if (!ret) { |