129 lines
3.2 KiB
C
129 lines
3.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
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/* Copyright(c) 2019-2022 Realtek Corporation
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*/
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#ifndef __RTW89_WOW_H__
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#define __RTW89_WOW_H__
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#define RTW89_KEY_PN_0 GENMASK_ULL(7, 0)
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#define RTW89_KEY_PN_1 GENMASK_ULL(15, 8)
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#define RTW89_KEY_PN_2 GENMASK_ULL(23, 16)
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#define RTW89_KEY_PN_3 GENMASK_ULL(31, 24)
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#define RTW89_KEY_PN_4 GENMASK_ULL(39, 32)
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#define RTW89_KEY_PN_5 GENMASK_ULL(47, 40)
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#define RTW89_IGTK_IPN_0 GENMASK_ULL(7, 0)
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#define RTW89_IGTK_IPN_1 GENMASK_ULL(15, 8)
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#define RTW89_IGTK_IPN_2 GENMASK_ULL(23, 16)
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#define RTW89_IGTK_IPN_3 GENMASK_ULL(31, 24)
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#define RTW89_IGTK_IPN_4 GENMASK_ULL(39, 32)
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#define RTW89_IGTK_IPN_5 GENMASK_ULL(47, 40)
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#define RTW89_IGTK_IPN_6 GENMASK_ULL(55, 48)
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#define RTW89_IGTK_IPN_7 GENMASK_ULL(63, 56)
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#define RTW89_WOW_VALID_CHECK 0xDD
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#define RTW89_WOW_SYMBOL_CHK_PTK BIT(0)
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#define RTW89_WOW_SYMBOL_CHK_GTK BIT(1)
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enum rtw89_wake_reason {
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RTW89_WOW_RSN_RX_PTK_REKEY = 0x1,
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RTW89_WOW_RSN_RX_GTK_REKEY = 0x2,
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RTW89_WOW_RSN_RX_DEAUTH = 0x8,
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RTW89_WOW_RSN_DISCONNECT = 0x10,
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RTW89_WOW_RSN_RX_MAGIC_PKT = 0x21,
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RTW89_WOW_RSN_RX_PATTERN_MATCH = 0x23,
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RTW89_WOW_RSN_RX_NLO = 0x55,
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};
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enum rtw89_fw_alg {
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RTW89_WOW_FW_ALG_WEP40 = 0x1,
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RTW89_WOW_FW_ALG_WEP104 = 0x2,
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RTW89_WOW_FW_ALG_TKIP = 0x3,
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RTW89_WOW_FW_ALG_CCMP = 0x6,
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RTW89_WOW_FW_ALG_CCMP_256 = 0x7,
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RTW89_WOW_FW_ALG_GCMP = 0x8,
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RTW89_WOW_FW_ALG_GCMP_256 = 0x9,
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RTW89_WOW_FW_ALG_AES_CMAC = 0xa,
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};
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struct rtw89_cipher_suite {
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u8 oui[3];
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u8 type;
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} __packed;
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struct rtw89_rsn_ie {
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u8 tag_number;
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u8 tag_length;
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__le16 rsn_version;
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struct rtw89_cipher_suite group_cipher_suite;
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__le16 pairwise_cipher_suite_cnt;
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struct rtw89_cipher_suite pairwise_cipher_suite;
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__le16 akm_cipher_suite_cnt;
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struct rtw89_cipher_suite akm_cipher_suite;
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} __packed;
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struct rtw89_cipher_info {
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u32 cipher;
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u8 fw_alg;
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enum ieee80211_key_len len;
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};
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struct rtw89_set_key_info_iter_data {
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u32 gtk_cipher;
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u32 igtk_cipher;
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bool rx_ready;
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bool error;
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};
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static inline int rtw89_wow_get_sec_hdr_len(struct rtw89_dev *rtwdev)
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{
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struct rtw89_wow_param *rtw_wow = &rtwdev->wow;
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if (!(rtwdev->chip->chip_id == RTL8852A || rtw89_is_rtl885xb(rtwdev)))
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return 0;
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switch (rtw_wow->ptk_alg) {
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case RTW89_WOW_FW_ALG_WEP40:
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return 4;
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case RTW89_WOW_FW_ALG_TKIP:
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case RTW89_WOW_FW_ALG_CCMP:
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case RTW89_WOW_FW_ALG_GCMP_256:
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return 8;
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default:
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return 0;
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}
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}
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#ifdef CONFIG_PM
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static inline bool rtw89_wow_mgd_linked(struct rtw89_dev *rtwdev)
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{
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struct rtw89_vif_link *rtwvif_link = rtwdev->wow.rtwvif_link;
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return rtwvif_link->net_type == RTW89_NET_TYPE_INFRA;
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}
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static inline bool rtw89_wow_no_link(struct rtw89_dev *rtwdev)
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{
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struct rtw89_vif_link *rtwvif_link = rtwdev->wow.rtwvif_link;
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return rtwvif_link->net_type == RTW89_NET_TYPE_NO_LINK;
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}
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static inline bool rtw_wow_has_mgd_features(struct rtw89_dev *rtwdev)
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{
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struct rtw89_wow_param *rtw_wow = &rtwdev->wow;
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return !bitmap_empty(rtw_wow->flags, RTW89_WOW_FLAG_NUM);
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}
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int rtw89_wow_suspend(struct rtw89_dev *rtwdev, struct cfg80211_wowlan *wowlan);
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int rtw89_wow_resume(struct rtw89_dev *rtwdev);
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void rtw89_wow_parse_akm(struct rtw89_dev *rtwdev, struct sk_buff *skb);
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#else
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static inline
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void rtw89_wow_parse_akm(struct rtw89_dev *rtwdev, struct sk_buff *skb)
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{
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}
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#endif
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#endif
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