From a1346ceab52a4d7240966bd8c0351587a6826491 Mon Sep 17 00:00:00 2001 From: Yedidya Benshimol Date: Tue, 6 May 2025 22:40:50 +0300 Subject: [PATCH] wifi: iwlwifi: Add a new version for sta config command Add a new version of sta configuration command which includes these wifi8 features: 1. LDPC X2 CW size support indication 2. Indication if ICF frame is needed instead of RTS 3. support for MIC padding delays for protected control frames Signed-off-by: Yedidya Benshimol Link: https://patch.msgid.link/20250506194102.3407967-4-miriam.rachel.korenblit@intel.com Signed-off-by: Miri Korenblit --- .../wireless/intel/iwlwifi/fw/api/mac-cfg.h | 73 ++++++++++++++++++- drivers/net/wireless/intel/iwlwifi/mld/sta.c | 8 +- .../net/wireless/intel/iwlwifi/mvm/mld-sta.c | 8 +- 3 files changed, 83 insertions(+), 6 deletions(-) diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/mac-cfg.h b/drivers/net/wireless/intel/iwlwifi/fw/api/mac-cfg.h index 35a370918251..58690bb6577d 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/mac-cfg.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/mac-cfg.h @@ -588,6 +588,62 @@ enum iwl_fw_sta_type { STATION_TYPE_AUX, }; /* STATION_TYPE_E_VER_1 */ +/** + * struct iwl_sta_cfg_cmd_v1 - cmd structure to add a peer sta to the uCode's + * station table + * ( STA_CONFIG_CMD = 0xA ) + * + * @sta_id: index of station in uCode's station table + * @link_id: the id of the link that is used to communicate with this sta + * @peer_mld_address: the peers mld address + * @reserved_for_peer_mld_address: reserved + * @peer_link_address: the address of the link that is used to communicate + * with this sta + * @reserved_for_peer_link_address: reserved + * @station_type: type of this station. See &enum iwl_fw_sta_type + * @assoc_id: for GO only + * @beamform_flags: beam forming controls + * @mfp: indicates whether the STA uses management frame protection or not. + * @mimo: indicates whether the sta uses mimo or not + * @mimo_protection: indicates whether the sta uses mimo protection or not + * @ack_enabled: indicates that the AP supports receiving ACK- + * enabled AGG, i.e. both BACK and non-BACK frames in a single AGG + * @trig_rnd_alloc: indicates that trigger based random allocation + * is enabled according to UORA element existence + * @tx_ampdu_spacing: minimum A-MPDU spacing: + * 4 - 2us density, 5 - 4us density, 6 - 8us density, 7 - 16us density + * @tx_ampdu_max_size: maximum A-MPDU length: 0 - 8K, 1 - 16K, 2 - 32K, + * 3 - 64K, 4 - 128K, 5 - 256K, 6 - 512K, 7 - 1024K. + * @sp_length: the size of the SP in actual number of frames + * @uapsd_acs: 4 LS bits are trigger enabled ACs, 4 MS bits are the deliver + * enabled ACs. + * @pkt_ext: optional, exists according to PPE-present bit in the HE/EHT-PHY + * capa + * @htc_flags: which features are supported in HTC + */ +struct iwl_sta_cfg_cmd_v1 { + __le32 sta_id; + __le32 link_id; + u8 peer_mld_address[ETH_ALEN]; + __le16 reserved_for_peer_mld_address; + u8 peer_link_address[ETH_ALEN]; + __le16 reserved_for_peer_link_address; + __le32 station_type; + __le32 assoc_id; + __le32 beamform_flags; + __le32 mfp; + __le32 mimo; + __le32 mimo_protection; + __le32 ack_enabled; + __le32 trig_rnd_alloc; + __le32 tx_ampdu_spacing; + __le32 tx_ampdu_max_size; + __le32 sp_length; + __le32 uapsd_acs; + struct iwl_he_pkt_ext_v2 pkt_ext; + __le32 htc_flags; +} __packed; /* STA_CMD_API_S_VER_1 */ + /** * struct iwl_sta_cfg_cmd - cmd structure to add a peer sta to the uCode's * station table @@ -620,6 +676,14 @@ enum iwl_fw_sta_type { * @pkt_ext: optional, exists according to PPE-present bit in the HE/EHT-PHY * capa * @htc_flags: which features are supported in HTC + * @use_ldpc_x2_cw: Indicates whether to use LDPC with double CW + * @use_icf: Indicates whether to use ICF instead of RTS + * @dps_pad_time: DPS (Dynamic Power Save) padding delay resolution to ensure + * proper timing alignment + * @dps_trans_delay: DPS minimal time that takes the peer to return to low power + * @mic_prep_pad_delay: MIC prep time padding + * @mic_compute_pad_delay: MIC compute time padding + * @reserved: Reserved for alignment */ struct iwl_sta_cfg_cmd { __le32 sta_id; @@ -642,7 +706,14 @@ struct iwl_sta_cfg_cmd { __le32 uapsd_acs; struct iwl_he_pkt_ext_v2 pkt_ext; __le32 htc_flags; -} __packed; /* STA_CMD_API_S_VER_1 */ + u8 use_ldpc_x2_cw; + u8 use_icf; + u8 dps_pad_time; + u8 dps_trans_delay; + u8 mic_prep_pad_delay; + u8 mic_compute_pad_delay; + u8 reserved[2]; +} __packed; /* STA_CMD_API_S_VER_2 */ /** * struct iwl_aux_sta_cmd - command for AUX STA configuration diff --git a/drivers/net/wireless/intel/iwlwifi/mld/sta.c b/drivers/net/wireless/intel/iwlwifi/mld/sta.c index b91f53341cdf..bddeb557fd5b 100644 --- a/drivers/net/wireless/intel/iwlwifi/mld/sta.c +++ b/drivers/net/wireless/intel/iwlwifi/mld/sta.c @@ -401,9 +401,11 @@ static u32 iwl_mld_get_htc_flags(struct ieee80211_link_sta *link_sta) static int iwl_mld_send_sta_cmd(struct iwl_mld *mld, const struct iwl_sta_cfg_cmd *cmd) { - int ret = iwl_mld_send_cmd_pdu(mld, - WIDE_ID(MAC_CONF_GROUP, STA_CONFIG_CMD), - cmd); + u32 cmd_id = WIDE_ID(MAC_CONF_GROUP, STA_CONFIG_CMD); + int cmd_len = iwl_fw_lookup_cmd_ver(mld->fw, cmd_id, 0) > 1 ? + sizeof(*cmd) : + sizeof(struct iwl_sta_cfg_cmd_v1); + int ret = iwl_mld_send_cmd_pdu(mld, cmd_id, cmd, cmd_len); if (ret) IWL_ERR(mld, "STA_CONFIG_CMD send failed, ret=0x%x\n", ret); return ret; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mld-sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/mld-sta.c index 9dd670041137..8f275397fddf 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mld-sta.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mld-sta.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2022-2024 Intel Corporation + * Copyright (C) 2022-2025 Intel Corporation */ #include "mvm.h" #include "time-sync.h" @@ -48,9 +48,13 @@ u32 iwl_mvm_sta_fw_id_mask(struct iwl_mvm *mvm, struct ieee80211_sta *sta, static int iwl_mvm_mld_send_sta_cmd(struct iwl_mvm *mvm, struct iwl_sta_cfg_cmd *cmd) { + u32 cmd_id = WIDE_ID(MAC_CONF_GROUP, STA_CONFIG_CMD); + int cmd_len = iwl_fw_lookup_cmd_ver(mvm->fw, cmd_id, 0) > 1 ? + sizeof(*cmd) : + sizeof(struct iwl_sta_cfg_cmd_v1); int ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(MAC_CONF_GROUP, STA_CONFIG_CMD), - 0, sizeof(*cmd), cmd); + 0, cmd_len, cmd); if (ret) IWL_ERR(mvm, "STA_CONFIG_CMD send failed, ret=0x%x\n", ret); return ret; -- 2.25.1