From 5cd4ef0d02737f3e8372cb388e7da78f1238782e Mon Sep 17 00:00:00 2001 From: Alon Giladi Date: Wed, 24 May 2023 20:42:10 +0300 Subject: [PATCH] wifi: iwlwifi: support PPAG in China for older FW cmd version Allows the China bit in the ppag flags to turn on also when FW cmd version is 1 (if FW has the capability). Signed-off-by: Alon Giladi Signed-off-by: Gregory Greenman Link: https://lore.kernel.org/r/20230524203151.3cc19e799eeb.I9054b1d63fd7ae2b5f0e416825b4b1dc9f79cc80@changeid Signed-off-by: Johannes Berg --- drivers/net/wireless/intel/iwlwifi/fw/acpi.c | 10 +++++++++- drivers/net/wireless/intel/iwlwifi/fw/file.h | 1 + 2 files changed, 10 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/intel/iwlwifi/fw/acpi.c b/drivers/net/wireless/intel/iwlwifi/fw/acpi.c index 9dfd2497d4952..e6abd16f86775 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/acpi.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/acpi.c @@ -1155,7 +1155,15 @@ int iwl_read_ppag_table(struct iwl_fw_runtime *fwrt, union iwl_ppag_table_cmd *c IWL_DEBUG_RADIO(fwrt, "PPAG table rev is %d but FW supports v1, sending truncated table\n", fwrt->ppag_ver); - cmd->v1.flags &= cpu_to_le32(IWL_PPAG_ETSI_MASK); + if (!fw_has_capa(&fwrt->fw->ucode_capa, + IWL_UCODE_TLV_CAPA_PPAG_CHINA_BIOS_SUPPORT)) { + cmd->v1.flags &= cpu_to_le32(IWL_PPAG_ETSI_MASK); + IWL_DEBUG_RADIO(fwrt, + "FW doesn't support ppag China bit\n"); + } else { + IWL_DEBUG_RADIO(fwrt, + "FW supports ppag China bit\n"); + } } } else if (cmd_ver >= 2 && cmd_ver <= 4) { num_sub_bands = IWL_NUM_SUB_BANDS_V2; diff --git a/drivers/net/wireless/intel/iwlwifi/fw/file.h b/drivers/net/wireless/intel/iwlwifi/fw/file.h index cddf09d6be1c5..ef2ff75175347 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/file.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/file.h @@ -462,6 +462,7 @@ enum iwl_ucode_tlv_capa { IWL_UCODE_TLV_CAPA_BIGTK_TX_SUPPORT = (__force iwl_ucode_tlv_capa_t)109, IWL_UCODE_TLV_CAPA_MLD_API_SUPPORT = (__force iwl_ucode_tlv_capa_t)110, IWL_UCODE_TLV_CAPA_SCAN_DONT_TOGGLE_ANT = (__force iwl_ucode_tlv_capa_t)111, + IWL_UCODE_TLV_CAPA_PPAG_CHINA_BIOS_SUPPORT = (__force iwl_ucode_tlv_capa_t)112, #ifdef __CHECKER__ /* sparse says it cannot increment the previous enum member */ -- 2.30.2