diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index d5708f9ebbe9087089586f9149fc8a6708a9bf7b..6e059027517f50bbcc2110a3be76d0898116e85d 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -2023,9 +2023,9 @@ static void iwl_mvm_set_pkt_ext_from_he_ppe(struct iwl_mvm *mvm, inheritance); } -static void iwl_mvm_set_pkt_ext_from_nominal_padding(struct iwl_he_pkt_ext_v2 *pkt_ext, - u8 nominal_padding, - u32 *flags) +static int +iwl_mvm_set_pkt_ext_from_nominal_padding(struct iwl_he_pkt_ext_v2 *pkt_ext, + u8 nominal_padding) { int low_th = -1; int high_th = -1; @@ -2048,21 +2048,22 @@ static void iwl_mvm_set_pkt_ext_from_nominal_padding(struct iwl_he_pkt_ext_v2 *p break; } + if (low_th < 0 || high_th < 0) + return -EINVAL; + /* Set the PPE thresholds accordingly */ - if (low_th >= 0 && high_th >= 0) { - for (i = 0; i < MAX_HE_SUPP_NSS; i++) { - u8 bw; + for (i = 0; i < MAX_HE_SUPP_NSS; i++) { + u8 bw; - for (bw = 0; - bw < ARRAY_SIZE(pkt_ext->pkt_ext_qam_th[i]); - bw++) { - pkt_ext->pkt_ext_qam_th[i][bw][0] = low_th; - pkt_ext->pkt_ext_qam_th[i][bw][1] = high_th; - } + for (bw = 0; + bw < ARRAY_SIZE(pkt_ext->pkt_ext_qam_th[i]); + bw++) { + pkt_ext->pkt_ext_qam_th[i][bw][0] = low_th; + pkt_ext->pkt_ext_qam_th[i][bw][1] = high_th; } - - *flags |= STA_CTXT_HE_PACKET_EXT; } + + return 0; } static void iwl_mvm_get_optimal_ppe_info(struct iwl_he_pkt_ext_v2 *pkt_ext, @@ -2090,6 +2091,103 @@ static void iwl_mvm_get_optimal_ppe_info(struct iwl_he_pkt_ext_v2 *pkt_ext, } } +/* Set the pkt_ext field according to PPE Thresholds element */ +static int iwl_mvm_set_sta_pkt_ext(struct iwl_mvm *mvm, + struct ieee80211_sta *sta, + struct iwl_he_pkt_ext_v2 *pkt_ext) +{ + u8 nominal_padding; + int i, ret = 0; + + /* Initialize the PPE thresholds to "None" (7), as described in Table + * 9-262ac of 80211.ax/D3.0. + */ + memset(pkt_ext, IWL_HE_PKT_EXT_NONE, + sizeof(struct iwl_he_pkt_ext_v2)); + + if (sta->deflink.eht_cap.has_eht) { + nominal_padding = + u8_get_bits(sta->deflink.eht_cap.eht_cap_elem.phy_cap_info[5], + IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_MASK); + + /* If PPE Thresholds exists, parse them into a FW-familiar + * format. + */ + if (sta->deflink.eht_cap.eht_cap_elem.phy_cap_info[5] & + IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT) { + u8 nss = (sta->deflink.eht_cap.eht_ppe_thres[0] & + IEEE80211_EHT_PPE_THRES_NSS_MASK) + 1; + u8 *ppe = &sta->deflink.eht_cap.eht_ppe_thres[0]; + u8 ru_index_bitmap = + u16_get_bits(*ppe, + IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK); + /* Starting after PPE header */ + u8 ppe_pos_bit = IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE; + + iwl_mvm_parse_ppe(mvm, pkt_ext, nss, ru_index_bitmap, + ppe, ppe_pos_bit, true); + /* EHT PPE Thresholds doesn't exist - set the API according + * to HE PPE Tresholds + */ + } else if (sta->deflink.he_cap.he_cap_elem.phy_cap_info[6] & + IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) { + /* Even though HE Capabilities IE doesn't contain PPE + * Thresholds for BW 320Mhz, thresholds for this BW will + * be filled in with the same values as 160Mhz, due to + * the inheritance, as required. + */ + iwl_mvm_set_pkt_ext_from_he_ppe(mvm, sta, pkt_ext, + true); + + /* According to the requirements, for MCSs 12-13 the + * maximum value between HE PPE Threshold and Common + * Nominal Packet Padding needs to be taken + */ + iwl_mvm_get_optimal_ppe_info(pkt_ext, nominal_padding); + + /* if PPE Thresholds doesn't present in both EHT IE and HE IE - + * take the Thresholds from Common Nominal Packet Padding field + */ + } else { + ret = iwl_mvm_set_pkt_ext_from_nominal_padding(pkt_ext, + nominal_padding); + } + } else if (sta->deflink.he_cap.has_he) { + /* If PPE Thresholds exist, parse them into a FW-familiar format. */ + if (sta->deflink.he_cap.he_cap_elem.phy_cap_info[6] & + IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) { + iwl_mvm_set_pkt_ext_from_he_ppe(mvm, sta, pkt_ext, + false); + /* PPE Thresholds doesn't exist - set the API PPE values + * according to Common Nominal Packet Padding field. + */ + } else { + nominal_padding = + u8_get_bits(sta->deflink.he_cap.he_cap_elem.phy_cap_info[9], + IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK); + if (nominal_padding != IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_RESERVED) + ret = iwl_mvm_set_pkt_ext_from_nominal_padding(pkt_ext, + nominal_padding); + } + } + + for (i = 0; i < MAX_HE_SUPP_NSS; i++) { + int bw; + + for (bw = 0; + bw < ARRAY_SIZE(*pkt_ext->pkt_ext_qam_th[i]); + bw++) { + u8 *qam_th = + &pkt_ext->pkt_ext_qam_th[i][bw][0]; + + IWL_DEBUG_HT(mvm, + "PPE table: nss[%d] bw[%d] PPET8 = %d, PPET16 = %d\n", + i, bw, qam_th[0], qam_th[1]); + } + } + return ret; +} + /* * This function sets the MU EDCA parameters ans returns whether MU EDCA * is enabled or not @@ -2141,6 +2239,37 @@ bool iwl_mvm_is_nic_ack_enabled(struct iwl_mvm *mvm, struct ieee80211_vif *vif) IEEE80211_HE_MAC_CAP2_ACK_EN)); } +static __le32 iwl_mvm_get_sta_htc_flags(struct ieee80211_sta *sta) +{ + u8 *mac_cap_info = &sta->deflink.he_cap.he_cap_elem.mac_cap_info[0]; + __le32 htc_flags = 0; + + if (mac_cap_info[0] & IEEE80211_HE_MAC_CAP0_HTC_HE) + htc_flags |= cpu_to_le32(IWL_HE_HTC_SUPPORT); + if ((mac_cap_info[1] & IEEE80211_HE_MAC_CAP1_LINK_ADAPTATION) || + (mac_cap_info[2] & IEEE80211_HE_MAC_CAP2_LINK_ADAPTATION)) { + u8 link_adap = + ((mac_cap_info[2] & + IEEE80211_HE_MAC_CAP2_LINK_ADAPTATION) << 1) + + (mac_cap_info[1] & + IEEE80211_HE_MAC_CAP1_LINK_ADAPTATION); + + if (link_adap == 2) + htc_flags |= + cpu_to_le32(IWL_HE_HTC_LINK_ADAP_UNSOLICITED); + else if (link_adap == 3) + htc_flags |= cpu_to_le32(IWL_HE_HTC_LINK_ADAP_BOTH); + } + if (mac_cap_info[2] & IEEE80211_HE_MAC_CAP2_BSR) + htc_flags |= cpu_to_le32(IWL_HE_HTC_BSR_SUPP); + if (mac_cap_info[3] & IEEE80211_HE_MAC_CAP3_OMI_CONTROL) + htc_flags |= cpu_to_le32(IWL_HE_HTC_OMI_SUPP); + if (mac_cap_info[4] & IEEE80211_HE_MAC_CAP4_BQR) + htc_flags |= cpu_to_le32(IWL_HE_HTC_BQR_SUPP); + + return htc_flags; +} + static void iwl_mvm_cfg_he_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif, u8 sta_id) { @@ -2161,7 +2290,6 @@ static void iwl_mvm_cfg_he_sta(struct iwl_mvm *mvm, u32 flags; int i; void *cmd; - u8 nominal_padding; if (!fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_MBSSID_HE)) ver = 1; @@ -2206,132 +2334,11 @@ static void iwl_mvm_cfg_he_sta(struct iwl_mvm *mvm, flags |= STA_CTXT_HE_RU_2MHZ_BLOCK; /* HTC flags */ - if (sta->deflink.he_cap.he_cap_elem.mac_cap_info[0] & - IEEE80211_HE_MAC_CAP0_HTC_HE) - sta_ctxt_cmd.htc_flags |= cpu_to_le32(IWL_HE_HTC_SUPPORT); - if ((sta->deflink.he_cap.he_cap_elem.mac_cap_info[1] & - IEEE80211_HE_MAC_CAP1_LINK_ADAPTATION) || - (sta->deflink.he_cap.he_cap_elem.mac_cap_info[2] & - IEEE80211_HE_MAC_CAP2_LINK_ADAPTATION)) { - u8 link_adap = - ((sta->deflink.he_cap.he_cap_elem.mac_cap_info[2] & - IEEE80211_HE_MAC_CAP2_LINK_ADAPTATION) << 1) + - (sta->deflink.he_cap.he_cap_elem.mac_cap_info[1] & - IEEE80211_HE_MAC_CAP1_LINK_ADAPTATION); - - if (link_adap == 2) - sta_ctxt_cmd.htc_flags |= - cpu_to_le32(IWL_HE_HTC_LINK_ADAP_UNSOLICITED); - else if (link_adap == 3) - sta_ctxt_cmd.htc_flags |= - cpu_to_le32(IWL_HE_HTC_LINK_ADAP_BOTH); - } - if (sta->deflink.he_cap.he_cap_elem.mac_cap_info[2] & IEEE80211_HE_MAC_CAP2_BSR) - sta_ctxt_cmd.htc_flags |= cpu_to_le32(IWL_HE_HTC_BSR_SUPP); - if (sta->deflink.he_cap.he_cap_elem.mac_cap_info[3] & - IEEE80211_HE_MAC_CAP3_OMI_CONTROL) - sta_ctxt_cmd.htc_flags |= cpu_to_le32(IWL_HE_HTC_OMI_SUPP); - if (sta->deflink.he_cap.he_cap_elem.mac_cap_info[4] & IEEE80211_HE_MAC_CAP4_BQR) - sta_ctxt_cmd.htc_flags |= cpu_to_le32(IWL_HE_HTC_BQR_SUPP); + sta_ctxt_cmd.htc_flags = iwl_mvm_get_sta_htc_flags(sta); - /* - * Initialize the PPE thresholds to "None" (7), as described in Table - * 9-262ac of 80211.ax/D3.0. - */ - memset(&sta_ctxt_cmd.pkt_ext, IWL_HE_PKT_EXT_NONE, - sizeof(sta_ctxt_cmd.pkt_ext)); - - if (sta->deflink.eht_cap.has_eht) { - nominal_padding = - u8_get_bits(sta->deflink.eht_cap.eht_cap_elem.phy_cap_info[5], - IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_MASK); - - /* If PPE Thresholds exists, parse them into a FW-familiar format. */ - if (sta->deflink.eht_cap.eht_cap_elem.phy_cap_info[5] & - IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT) { - u8 nss = (sta->deflink.eht_cap.eht_ppe_thres[0] & - IEEE80211_EHT_PPE_THRES_NSS_MASK) + 1; - u8 *ppe = &sta->deflink.eht_cap.eht_ppe_thres[0]; - u8 ru_index_bitmap = - u16_get_bits(*ppe, - IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK); - /* Starting after PPE header */ - u8 ppe_pos_bit = IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE; - - iwl_mvm_parse_ppe(mvm, - &sta_ctxt_cmd.pkt_ext, - nss, ru_index_bitmap, ppe, - ppe_pos_bit, true); - flags |= STA_CTXT_HE_PACKET_EXT; - /* EHT PPE Thresholds doesn't exist - set the API according to HE PPE Tresholds*/ - } else if (sta->deflink.he_cap.he_cap_elem.phy_cap_info[6] & - IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) { - struct iwl_he_pkt_ext_v2 *pkt_ext = - &sta_ctxt_cmd.pkt_ext; - - /* - * Even though HE Capabilities IE doesn't contain PPE - * Thresholds for BW 320Mhz, thresholds for this BW will - * be filled in with the same values as 160Mhz, due to - * the inheritance, as required. - */ - iwl_mvm_set_pkt_ext_from_he_ppe(mvm, sta, pkt_ext, - true); - - /* - * According to the requirements, for MCSs 12-13 the maximum value between - * HE PPE Threshold and Common Nominal Packet Padding needs to be taken - */ - iwl_mvm_get_optimal_ppe_info(pkt_ext, nominal_padding); - - flags |= STA_CTXT_HE_PACKET_EXT; - - /* - * if PPE Thresholds doesn't present in both EHT IE and HE IE - - * take the Thresholds from Common Nominal Packet Padding field - */ - } else { - iwl_mvm_set_pkt_ext_from_nominal_padding(&sta_ctxt_cmd.pkt_ext, - nominal_padding, - &flags); - } - } else if (sta->deflink.he_cap.has_he) { - /* If PPE Thresholds exist, parse them into a FW-familiar format. */ - if (sta->deflink.he_cap.he_cap_elem.phy_cap_info[6] & - IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) { - iwl_mvm_set_pkt_ext_from_he_ppe(mvm, sta, - &sta_ctxt_cmd.pkt_ext, - false); - flags |= STA_CTXT_HE_PACKET_EXT; - /* - * PPE Thresholds doesn't exist - set the API PPE values - * according to Common Nominal Packet Padding field. - */ - } else { - nominal_padding = - u8_get_bits(sta->deflink.he_cap.he_cap_elem.phy_cap_info[9], - IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK); - if (nominal_padding != IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_RESERVED) - iwl_mvm_set_pkt_ext_from_nominal_padding(&sta_ctxt_cmd.pkt_ext, - nominal_padding, - &flags); - } - } - - for (i = 0; i < MAX_HE_SUPP_NSS; i++) { - int bw; - - for (bw = 0; - bw < ARRAY_SIZE(sta_ctxt_cmd.pkt_ext.pkt_ext_qam_th[i]); - bw++) { - u8 *qam_th = - &sta_ctxt_cmd.pkt_ext.pkt_ext_qam_th[i][bw][0]; - - IWL_DEBUG_HT(mvm, - "PPE table: nss[%d] bw[%d] PPET8 = %d, PPET16 = %d\n", - i, bw, qam_th[0], qam_th[1]); - } - } + /* PPE Thresholds */ + if (!iwl_mvm_set_sta_pkt_ext(mvm, sta, &sta_ctxt_cmd.pkt_ext)) + flags |= STA_CTXT_HE_PACKET_EXT; if (sta->deflink.he_cap.he_cap_elem.mac_cap_info[2] & IEEE80211_HE_MAC_CAP2_32BIT_BA_BITMAP)