From c8e01fe070d4e663f4040250c579723ca1edb7d6 Mon Sep 17 00:00:00 2001 From: Alon Giladi Date: Wed, 11 Oct 2023 13:07:21 +0300 Subject: wifi: iwlwifi: send EDT table to FW Read the EDT (Energy detection threshold) optimization configuration table from BIOS using DSM Function and send it to FW. Signed-off-by: Alon Giladi Signed-off-by: Anjaneyulu Signed-off-by: Gregory Greenman Link: https://lore.kernel.org/r/20231011130030.0b78ee48219a.I8ecbd39d258e2ee0514a7e28632f6c18fb798a83@changeid Signed-off-by: Johannes Berg --- drivers/net/wireless/intel/iwlwifi/fw/acpi.h | 3 +- .../net/wireless/intel/iwlwifi/fw/api/nvm-reg.h | 35 ++++++++++++++++++++-- drivers/net/wireless/intel/iwlwifi/mvm/fw.c | 17 +++++++++-- 3 files changed, 50 insertions(+), 5 deletions(-) (limited to 'drivers/net') diff --git a/drivers/net/wireless/intel/iwlwifi/fw/acpi.h b/drivers/net/wireless/intel/iwlwifi/fw/acpi.h index d129fc66d8bb..e9277f6f3582 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/acpi.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/acpi.h @@ -138,7 +138,8 @@ enum iwl_dsm_funcs_rev_0 { DSM_FUNC_11AX_ENABLEMENT = 6, DSM_FUNC_ENABLE_UNII4_CHAN = 7, DSM_FUNC_ACTIVATE_CHANNEL = 8, - DSM_FUNC_FORCE_DISABLE_CHANNELS = 9 + DSM_FUNC_FORCE_DISABLE_CHANNELS = 9, + DSM_FUNC_ENERGY_DETECTION_THRESHOLD = 10, }; enum iwl_dsm_values_srd { 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 c4577219c501..d1fede962573 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/nvm-reg.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/nvm-reg.h @@ -21,8 +21,9 @@ enum iwl_regulatory_and_nvm_subcmd_ids { * &struct iwl_lari_config_change_cmd_v2, * &struct iwl_lari_config_change_cmd_v3, * &struct iwl_lari_config_change_cmd_v4, - * &struct iwl_lari_config_change_cmd_v5 or - * &struct iwl_lari_config_change_cmd_v6 + * &struct iwl_lari_config_change_cmd_v5, + * &struct iwl_lari_config_change_cmd_v6 or + * &struct iwl_lari_config_change_cmd_v7 */ LARI_CONFIG_CHANGE = 0x1, @@ -602,6 +603,36 @@ struct iwl_lari_config_change_cmd_v6 { __le32 force_disable_channels_bitmap; } __packed; /* LARI_CHANGE_CONF_CMD_S_VER_6 */ +/** + * struct iwl_lari_config_change_cmd_v7 - 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. + * @chan_state_active_bitmap: Bitmap for overriding channel state to active. + * Each bit represents a country or region to activate, according to the + * BIOS definitions. + * @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. + */ +struct iwl_lari_config_change_cmd_v7 { + __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; +} __packed; /* LARI_CHANGE_CONF_CMD_S_VER_7 */ + /** * struct iwl_pnvm_init_complete_ntfy - PNVM initialization complete * @status: PNVM image loading status diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c index e9710e6e2efa..233c839de502 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c @@ -1232,7 +1232,7 @@ static void iwl_mvm_lari_cfg(struct iwl_mvm *mvm) { int ret; u32 value; - struct iwl_lari_config_change_cmd_v6 cmd = {}; + struct iwl_lari_config_change_cmd_v7 cmd = {}; cmd.config_bitmap = iwl_acpi_get_lari_config_bitmap(&mvm->fwrt); @@ -1265,18 +1265,28 @@ static void iwl_mvm_lari_cfg(struct iwl_mvm *mvm) if (!ret) cmd.force_disable_channels_bitmap = cpu_to_le32(value); + ret = iwl_acpi_get_dsm_u32(mvm->fwrt.dev, 0, + DSM_FUNC_ENERGY_DETECTION_THRESHOLD, + &iwl_guid, &value); + if (!ret) + cmd.edt_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.force_disable_channels_bitmap || + cmd.edt_bitmap) { size_t cmd_size; u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, WIDE_ID(REGULATORY_AND_NVM_GROUP, LARI_CONFIG_CHANGE), 1); switch (cmd_ver) { + case 7: + cmd_size = sizeof(struct iwl_lari_config_change_cmd_v7); + break; case 6: cmd_size = sizeof(struct iwl_lari_config_change_cmd_v6); break; @@ -1310,6 +1320,9 @@ static void iwl_mvm_lari_cfg(struct iwl_mvm *mvm) "sending LARI_CONFIG_CHANGE, oem_uhb_allow_bitmap=0x%x, force_disable_channels_bitmap=0x%x\n", le32_to_cpu(cmd.oem_uhb_allow_bitmap), le32_to_cpu(cmd.force_disable_channels_bitmap)); + IWL_DEBUG_RADIO(mvm, + "sending LARI_CONFIG_CHANGE, edt_bitmap=0x%x\n", + le32_to_cpu(cmd.edt_bitmap)); ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(REGULATORY_AND_NVM_GROUP, LARI_CONFIG_CHANGE), -- cgit v1.2.3