From 3ce882473ec4321c8b14ea30f36bfeaa18335413 Mon Sep 17 00:00:00 2001 From: Miri Korenblit Date: Wed, 10 Feb 2021 14:29:27 +0200 Subject: [PATCH] iwlwifi:mvm: Add support for version 2 of the LARI_CONFIG_CHANGE command. Add support for version 2 of the LARI_CONFIG_CHANGE command. this is needed to support UHB enable/disable from BIOS Signed-off-by: Miri Korenblit Signed-off-by: Luca Coelho Link: https://lore.kernel.org/r/iwlwifi.20210210142629.8a0c951bfdea.I850f29d3ff3931388447bda635dfbc742ea1df61@changeid Signed-off-by: Luca Coelho --- drivers/net/wireless/intel/iwlwifi/fw/api/nvm-reg.h | 15 +++++++++++++-- drivers/net/wireless/intel/iwlwifi/mvm/fw.c | 13 ++++++++++--- 2 files changed, 23 insertions(+), 5 deletions(-) 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 b270620..fbca9dd 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/nvm-reg.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/nvm-reg.h @@ -415,15 +415,26 @@ enum iwl_lari_config_masks { }; /** - * struct iwl_lari_config_change_cmd - change LARI configuration + * struct iwl_lari_config_change_cmd_v1 - change LARI configuration * @config_bitmap: bit map of the config commands. each bit will trigger a * different predefined FW config operation */ -struct iwl_lari_config_change_cmd { +struct iwl_lari_config_change_cmd_v1 { __le32 config_bitmap; } __packed; /* LARI_CHANGE_CONF_CMD_S_VER_1 */ /** + * struct iwl_lari_config_change_cmd_v2 - change LARI configuration + * @config_bitmap: bit map of the config commands. each bit will trigger a + * different predefined FW config operation + * @oem_uhb_allow_bitmap: bitmap of UHB enabled MCC sets + */ +struct iwl_lari_config_change_cmd_v2 { + __le32 config_bitmap; + __le32 oem_uhb_allow_bitmap; +} __packed; /* LARI_CHANGE_CONF_CMD_S_VER_2 */ + +/** * 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 76c4608..20e93a9 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c @@ -1196,7 +1196,7 @@ static void iwl_mvm_lari_cfg(struct iwl_mvm *mvm) { u8 ret; int cmd_ret; - struct iwl_lari_config_change_cmd cmd = {}; + struct iwl_lari_config_change_cmd_v2 cmd = {}; if (iwl_mvm_eval_dsm_indonesia_5g2(mvm) == DSM_VALUE_INDONESIA_ENABLE) cmd.config_bitmap |= @@ -1214,11 +1214,18 @@ static void iwl_mvm_lari_cfg(struct iwl_mvm *mvm) /* apply more config masks here */ if (cmd.config_bitmap) { - IWL_DEBUG_RADIO(mvm, "sending LARI_CONFIG_CHANGE\n"); + size_t cmd_size = iwl_fw_lookup_cmd_ver(mvm->fw, + REGULATORY_AND_NVM_GROUP, + LARI_CONFIG_CHANGE, 1) == 2 ? + sizeof(struct iwl_lari_config_change_cmd_v2) : + sizeof(struct iwl_lari_config_change_cmd_v1); + IWL_DEBUG_RADIO(mvm, + "sending LARI_CONFIG_CHANGE, config_bitmap=0x%x\n", + le32_to_cpu(cmd.config_bitmap)); cmd_ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(REGULATORY_AND_NVM_GROUP, LARI_CONFIG_CHANGE), - 0, sizeof(cmd), &cmd); + 0, cmd_size, &cmd); if (cmd_ret < 0) IWL_DEBUG_RADIO(mvm, "Failed to send LARI_CONFIG_CHANGE (%d)\n", -- 2.7.4