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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-08-07 13:17:52 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-08-07 13:17:52 +0000
commit3afb00d3f86d3d924f88b56fa8285d4e9db85852 (patch)
tree95a985d3019522cea546b7d8df621369bc44fc6c /drivers/net/wireless/realtek/rtw89/wow.c
parentAdding debian version 6.9.12-1. (diff)
downloadlinux-3afb00d3f86d3d924f88b56fa8285d4e9db85852.tar.xz
linux-3afb00d3f86d3d924f88b56fa8285d4e9db85852.zip
Merging upstream version 6.10.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/net/wireless/realtek/rtw89/wow.c')
-rw-r--r--drivers/net/wireless/realtek/rtw89/wow.c704
1 files changed, 700 insertions, 4 deletions
diff --git a/drivers/net/wireless/realtek/rtw89/wow.c b/drivers/net/wireless/realtek/rtw89/wow.c
index ca4835008b..fa61484c38 100644
--- a/drivers/net/wireless/realtek/rtw89/wow.c
+++ b/drivers/net/wireless/realtek/rtw89/wow.c
@@ -12,6 +12,662 @@
#include "util.h"
#include "wow.h"
+void rtw89_wow_parse_akm(struct rtw89_dev *rtwdev, struct sk_buff *skb)
+{
+ struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)skb->data;
+ struct rtw89_wow_param *rtw_wow = &rtwdev->wow;
+ const u8 *rsn, *ies = mgmt->u.assoc_req.variable;
+ struct rtw89_rsn_ie *rsn_ie;
+
+ rsn = cfg80211_find_ie(WLAN_EID_RSN, ies, skb->len);
+ if (!rsn)
+ return;
+
+ rsn_ie = (struct rtw89_rsn_ie *)rsn;
+ rtw_wow->akm = rsn_ie->akm_cipher_suite.type;
+}
+
+static const struct rtw89_cipher_info rtw89_cipher_info_defs[] = {
+ {WLAN_CIPHER_SUITE_WEP40, .fw_alg = 1, .len = WLAN_KEY_LEN_WEP40,},
+ {WLAN_CIPHER_SUITE_WEP104, .fw_alg = 2, .len = WLAN_KEY_LEN_WEP104,},
+ {WLAN_CIPHER_SUITE_TKIP, .fw_alg = 3, .len = WLAN_KEY_LEN_TKIP,},
+ {WLAN_CIPHER_SUITE_CCMP, .fw_alg = 6, .len = WLAN_KEY_LEN_CCMP,},
+ {WLAN_CIPHER_SUITE_GCMP, .fw_alg = 8, .len = WLAN_KEY_LEN_GCMP,},
+ {WLAN_CIPHER_SUITE_CCMP_256, .fw_alg = 7, .len = WLAN_KEY_LEN_CCMP_256,},
+ {WLAN_CIPHER_SUITE_GCMP_256, .fw_alg = 23, .len = WLAN_KEY_LEN_GCMP_256,},
+ {WLAN_CIPHER_SUITE_AES_CMAC, .fw_alg = 32, .len = WLAN_KEY_LEN_AES_CMAC,},
+};
+
+static const
+struct rtw89_cipher_info *rtw89_cipher_alg_recognize(u32 cipher)
+{
+ const struct rtw89_cipher_info *cipher_info_defs;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(rtw89_cipher_info_defs); i++) {
+ cipher_info_defs = &rtw89_cipher_info_defs[i];
+ if (cipher_info_defs->cipher == cipher)
+ return cipher_info_defs;
+ }
+
+ return NULL;
+}
+
+static int _pn_to_iv(struct rtw89_dev *rtwdev, struct ieee80211_key_conf *key,
+ u8 *iv, u64 pn, u8 key_idx)
+{
+ switch (key->cipher) {
+ case WLAN_CIPHER_SUITE_TKIP:
+ iv[0] = u64_get_bits(pn, RTW89_KEY_PN_1);
+ iv[1] = (u64_get_bits(pn, RTW89_KEY_PN_1) | 0x20) & 0x7f;
+ iv[2] = u64_get_bits(pn, RTW89_KEY_PN_0);
+ break;
+ case WLAN_CIPHER_SUITE_CCMP:
+ case WLAN_CIPHER_SUITE_GCMP:
+ case WLAN_CIPHER_SUITE_CCMP_256:
+ case WLAN_CIPHER_SUITE_GCMP_256:
+ iv[0] = u64_get_bits(pn, RTW89_KEY_PN_0);
+ iv[1] = u64_get_bits(pn, RTW89_KEY_PN_1);
+ iv[2] = 0;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ iv[3] = BIT(5) | ((key_idx & 0x3) << 6);
+ iv[4] = u64_get_bits(pn, RTW89_KEY_PN_2);
+ iv[5] = u64_get_bits(pn, RTW89_KEY_PN_3);
+ iv[6] = u64_get_bits(pn, RTW89_KEY_PN_4);
+ iv[7] = u64_get_bits(pn, RTW89_KEY_PN_5);
+
+ return 0;
+}
+
+static int rtw89_rx_pn_to_iv(struct rtw89_dev *rtwdev,
+ struct ieee80211_key_conf *key,
+ u8 *iv)
+{
+ struct ieee80211_key_seq seq;
+ int err;
+ u64 pn;
+
+ ieee80211_get_key_rx_seq(key, 0, &seq);
+
+ /* seq.ccmp.pn[] is BE order array */
+ pn = u64_encode_bits(seq.ccmp.pn[0], RTW89_KEY_PN_5) |
+ u64_encode_bits(seq.ccmp.pn[1], RTW89_KEY_PN_4) |
+ u64_encode_bits(seq.ccmp.pn[2], RTW89_KEY_PN_3) |
+ u64_encode_bits(seq.ccmp.pn[3], RTW89_KEY_PN_2) |
+ u64_encode_bits(seq.ccmp.pn[4], RTW89_KEY_PN_1) |
+ u64_encode_bits(seq.ccmp.pn[5], RTW89_KEY_PN_0);
+
+ err = _pn_to_iv(rtwdev, key, iv, pn, key->keyidx);
+ if (err)
+ return err;
+
+ rtw89_debug(rtwdev, RTW89_DBG_WOW, "%s key %d pn-%llx to iv-%*ph\n",
+ __func__, key->keyidx, pn, 8, iv);
+
+ return 0;
+}
+
+static int rtw89_tx_pn_to_iv(struct rtw89_dev *rtwdev,
+ struct ieee80211_key_conf *key,
+ u8 *iv)
+{
+ int err;
+ u64 pn;
+
+ pn = atomic64_inc_return(&key->tx_pn);
+ err = _pn_to_iv(rtwdev, key, iv, pn, key->keyidx);
+ if (err)
+ return err;
+
+ rtw89_debug(rtwdev, RTW89_DBG_WOW, "%s key %d pn-%llx to iv-%*ph\n",
+ __func__, key->keyidx, pn, 8, iv);
+
+ return 0;
+}
+
+static int _iv_to_pn(struct rtw89_dev *rtwdev, u8 *iv, u64 *pn, u8 *key_id,
+ struct ieee80211_key_conf *key)
+{
+ switch (key->cipher) {
+ case WLAN_CIPHER_SUITE_TKIP:
+ *pn = u64_encode_bits(iv[2], RTW89_KEY_PN_0) |
+ u64_encode_bits(iv[0], RTW89_KEY_PN_1);
+ break;
+ case WLAN_CIPHER_SUITE_CCMP:
+ case WLAN_CIPHER_SUITE_GCMP:
+ case WLAN_CIPHER_SUITE_CCMP_256:
+ case WLAN_CIPHER_SUITE_GCMP_256:
+ *pn = u64_encode_bits(iv[0], RTW89_KEY_PN_0) |
+ u64_encode_bits(iv[1], RTW89_KEY_PN_1);
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ *pn |= u64_encode_bits(iv[4], RTW89_KEY_PN_2) |
+ u64_encode_bits(iv[5], RTW89_KEY_PN_3) |
+ u64_encode_bits(iv[6], RTW89_KEY_PN_4) |
+ u64_encode_bits(iv[7], RTW89_KEY_PN_5);
+
+ if (key_id)
+ *key_id = *(iv + 3) >> 6;
+
+ return 0;
+}
+
+static int rtw89_rx_iv_to_pn(struct rtw89_dev *rtwdev,
+ struct ieee80211_key_conf *key,
+ u8 *iv)
+{
+ struct ieee80211_key_seq seq;
+ int err;
+ u64 pn;
+
+ err = _iv_to_pn(rtwdev, iv, &pn, NULL, key);
+ if (err)
+ return err;
+
+ /* seq.ccmp.pn[] is BE order array */
+ seq.ccmp.pn[0] = u64_get_bits(pn, RTW89_KEY_PN_5);
+ seq.ccmp.pn[1] = u64_get_bits(pn, RTW89_KEY_PN_4);
+ seq.ccmp.pn[2] = u64_get_bits(pn, RTW89_KEY_PN_3);
+ seq.ccmp.pn[3] = u64_get_bits(pn, RTW89_KEY_PN_2);
+ seq.ccmp.pn[4] = u64_get_bits(pn, RTW89_KEY_PN_1);
+ seq.ccmp.pn[5] = u64_get_bits(pn, RTW89_KEY_PN_0);
+
+ ieee80211_set_key_rx_seq(key, 0, &seq);
+ rtw89_debug(rtwdev, RTW89_DBG_WOW, "%s key %d iv-%*ph to pn-%*ph\n",
+ __func__, key->keyidx, 8, iv, 6, seq.ccmp.pn);
+
+ return 0;
+}
+
+static int rtw89_tx_iv_to_pn(struct rtw89_dev *rtwdev,
+ struct ieee80211_key_conf *key,
+ u8 *iv)
+{
+ int err;
+ u64 pn;
+
+ err = _iv_to_pn(rtwdev, iv, &pn, NULL, key);
+ if (err)
+ return err;
+
+ atomic64_set(&key->tx_pn, pn);
+ rtw89_debug(rtwdev, RTW89_DBG_WOW, "%s key %d iv-%*ph to pn-%llx\n",
+ __func__, key->keyidx, 8, iv, pn);
+
+ return 0;
+}
+
+static int rtw89_rx_pn_get_pmf(struct rtw89_dev *rtwdev,
+ struct ieee80211_key_conf *key,
+ struct rtw89_wow_gtk_info *gtk_info)
+{
+ struct ieee80211_key_seq seq;
+ u64 pn;
+
+ if (key->keyidx == 4)
+ memcpy(gtk_info->igtk[0], key->key, key->keylen);
+ else if (key->keyidx == 5)
+ memcpy(gtk_info->igtk[1], key->key, key->keylen);
+ else
+ return -EINVAL;
+
+ ieee80211_get_key_rx_seq(key, 0, &seq);
+
+ /* seq.ccmp.pn[] is BE order array */
+ pn = u64_encode_bits(seq.ccmp.pn[0], RTW89_KEY_PN_5) |
+ u64_encode_bits(seq.ccmp.pn[1], RTW89_KEY_PN_4) |
+ u64_encode_bits(seq.ccmp.pn[2], RTW89_KEY_PN_3) |
+ u64_encode_bits(seq.ccmp.pn[3], RTW89_KEY_PN_2) |
+ u64_encode_bits(seq.ccmp.pn[4], RTW89_KEY_PN_1) |
+ u64_encode_bits(seq.ccmp.pn[5], RTW89_KEY_PN_0);
+ gtk_info->ipn = cpu_to_le64(pn);
+ gtk_info->igtk_keyid = cpu_to_le32(key->keyidx);
+ rtw89_debug(rtwdev, RTW89_DBG_WOW, "%s key %d pn-%llx\n",
+ __func__, key->keyidx, pn);
+
+ return 0;
+}
+
+static int rtw89_rx_pn_set_pmf(struct rtw89_dev *rtwdev,
+ struct ieee80211_key_conf *key,
+ u64 pn)
+{
+ struct rtw89_wow_param *rtw_wow = &rtwdev->wow;
+ struct rtw89_wow_aoac_report *aoac_rpt = &rtw_wow->aoac_rpt;
+ struct ieee80211_key_seq seq;
+
+ if (key->keyidx != aoac_rpt->igtk_key_id)
+ return 0;
+
+ /* seq.ccmp.pn[] is BE order array */
+ seq.ccmp.pn[0] = u64_get_bits(pn, RTW89_KEY_PN_5);
+ seq.ccmp.pn[1] = u64_get_bits(pn, RTW89_KEY_PN_4);
+ seq.ccmp.pn[2] = u64_get_bits(pn, RTW89_KEY_PN_3);
+ seq.ccmp.pn[3] = u64_get_bits(pn, RTW89_KEY_PN_2);
+ seq.ccmp.pn[4] = u64_get_bits(pn, RTW89_KEY_PN_1);
+ seq.ccmp.pn[5] = u64_get_bits(pn, RTW89_KEY_PN_0);
+
+ ieee80211_set_key_rx_seq(key, 0, &seq);
+ rtw89_debug(rtwdev, RTW89_DBG_WOW, "%s key %d pn-%*ph\n",
+ __func__, key->keyidx, 6, seq.ccmp.pn);
+
+ return 0;
+}
+
+static void rtw89_wow_get_key_info_iter(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta,
+ struct ieee80211_key_conf *key,
+ void *data)
+{
+ struct rtw89_dev *rtwdev = hw->priv;
+ struct rtw89_wow_param *rtw_wow = &rtwdev->wow;
+ struct rtw89_wow_key_info *key_info = &rtw_wow->key_info;
+ struct rtw89_wow_gtk_info *gtk_info = &rtw_wow->gtk_info;
+ const struct rtw89_cipher_info *cipher_info;
+ bool *err = data;
+ int ret;
+
+ cipher_info = rtw89_cipher_alg_recognize(key->cipher);
+
+ switch (key->cipher) {
+ case WLAN_CIPHER_SUITE_TKIP:
+ case WLAN_CIPHER_SUITE_CCMP:
+ case WLAN_CIPHER_SUITE_GCMP:
+ case WLAN_CIPHER_SUITE_CCMP_256:
+ case WLAN_CIPHER_SUITE_GCMP_256:
+ if (sta) {
+ ret = rtw89_tx_pn_to_iv(rtwdev, key,
+ key_info->ptk_tx_iv);
+ if (ret)
+ goto err;
+ ret = rtw89_rx_pn_to_iv(rtwdev, key,
+ key_info->ptk_rx_iv);
+ if (ret)
+ goto err;
+
+ rtw_wow->ptk_alg = cipher_info->fw_alg;
+ rtw_wow->ptk_keyidx = key->keyidx;
+ } else {
+ ret = rtw89_rx_pn_to_iv(rtwdev, key,
+ key_info->gtk_rx_iv[key->keyidx]);
+ if (ret)
+ goto err;
+
+ rtw_wow->gtk_alg = cipher_info->fw_alg;
+ key_info->gtk_keyidx = key->keyidx;
+ }
+ break;
+ case WLAN_CIPHER_SUITE_AES_CMAC:
+ ret = rtw89_rx_pn_get_pmf(rtwdev, key, gtk_info);
+ if (ret)
+ goto err;
+ break;
+ case WLAN_CIPHER_SUITE_WEP40:
+ case WLAN_CIPHER_SUITE_WEP104:
+ /* WEP only set group key in mac80211, but fw need to set
+ * both of pairwise key and group key.
+ */
+ rtw_wow->ptk_alg = cipher_info->fw_alg;
+ rtw_wow->ptk_keyidx = key->keyidx;
+ rtw_wow->gtk_alg = cipher_info->fw_alg;
+ key_info->gtk_keyidx = key->keyidx;
+ break;
+ default:
+ rtw89_debug(rtwdev, RTW89_DBG_WOW, "unsupport cipher %x\n",
+ key->cipher);
+ goto err;
+ }
+
+ return;
+err:
+ *err = true;
+}
+
+static void rtw89_wow_set_key_info_iter(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta,
+ struct ieee80211_key_conf *key,
+ void *data)
+{
+ struct rtw89_dev *rtwdev = hw->priv;
+ struct rtw89_wow_param *rtw_wow = &rtwdev->wow;
+ struct rtw89_wow_aoac_report *aoac_rpt = &rtw_wow->aoac_rpt;
+ struct rtw89_set_key_info_iter_data *iter_data = data;
+ bool update_tx_key_info = iter_data->rx_ready;
+ int ret;
+
+ switch (key->cipher) {
+ case WLAN_CIPHER_SUITE_TKIP:
+ case WLAN_CIPHER_SUITE_CCMP:
+ case WLAN_CIPHER_SUITE_GCMP:
+ case WLAN_CIPHER_SUITE_CCMP_256:
+ case WLAN_CIPHER_SUITE_GCMP_256:
+ if (sta && !update_tx_key_info) {
+ ret = rtw89_rx_iv_to_pn(rtwdev, key,
+ aoac_rpt->ptk_rx_iv);
+ if (ret)
+ goto err;
+ }
+
+ if (sta && update_tx_key_info) {
+ ret = rtw89_tx_iv_to_pn(rtwdev, key,
+ aoac_rpt->ptk_tx_iv);
+ if (ret)
+ goto err;
+ }
+
+ if (!sta && !update_tx_key_info) {
+ ret = rtw89_rx_iv_to_pn(rtwdev, key,
+ aoac_rpt->gtk_rx_iv[key->keyidx]);
+ if (ret)
+ goto err;
+ }
+
+ if (!sta && update_tx_key_info && aoac_rpt->rekey_ok)
+ iter_data->gtk_cipher = key->cipher;
+ break;
+ case WLAN_CIPHER_SUITE_AES_CMAC:
+ if (update_tx_key_info) {
+ if (aoac_rpt->rekey_ok)
+ iter_data->igtk_cipher = key->cipher;
+ } else {
+ ret = rtw89_rx_pn_set_pmf(rtwdev, key,
+ aoac_rpt->igtk_ipn);
+ if (ret)
+ goto err;
+ }
+ break;
+ case WLAN_CIPHER_SUITE_WEP40:
+ case WLAN_CIPHER_SUITE_WEP104:
+ break;
+ default:
+ rtw89_debug(rtwdev, RTW89_DBG_WOW, "unsupport cipher %x\n",
+ key->cipher);
+ goto err;
+ }
+
+ return;
+
+err:
+ iter_data->error = true;
+}
+
+static void rtw89_wow_key_clear(struct rtw89_dev *rtwdev)
+{
+ struct rtw89_wow_param *rtw_wow = &rtwdev->wow;
+
+ memset(&rtw_wow->aoac_rpt, 0, sizeof(rtw_wow->aoac_rpt));
+ memset(&rtw_wow->gtk_info, 0, sizeof(rtw_wow->gtk_info));
+ memset(&rtw_wow->key_info, 0, sizeof(rtw_wow->key_info));
+ rtw_wow->ptk_alg = 0;
+ rtw_wow->gtk_alg = 0;
+}
+
+static void rtw89_wow_construct_key_info(struct rtw89_dev *rtwdev)
+{
+ struct rtw89_wow_param *rtw_wow = &rtwdev->wow;
+ struct rtw89_wow_key_info *key_info = &rtw_wow->key_info;
+ struct ieee80211_vif *wow_vif = rtwdev->wow.wow_vif;
+ bool err = false;
+
+ rcu_read_lock();
+ ieee80211_iter_keys_rcu(rtwdev->hw, wow_vif,
+ rtw89_wow_get_key_info_iter, &err);
+ rcu_read_unlock();
+
+ if (err) {
+ rtw89_wow_key_clear(rtwdev);
+ return;
+ }
+
+ key_info->valid_check = RTW89_WOW_VALID_CHECK;
+ key_info->symbol_check_en = RTW89_WOW_SYMBOL_CHK_PTK |
+ RTW89_WOW_SYMBOL_CHK_GTK;
+}
+
+static void rtw89_wow_debug_aoac_rpt(struct rtw89_dev *rtwdev)
+{
+ struct rtw89_wow_param *rtw_wow = &rtwdev->wow;
+ struct rtw89_wow_aoac_report *aoac_rpt = &rtw_wow->aoac_rpt;
+
+ if (!rtw89_debug_is_enabled(rtwdev, RTW89_DBG_WOW))
+ return;
+
+ rtw89_debug(rtwdev, RTW89_DBG_WOW, "[aoac_rpt] rpt_ver = %d\n",
+ aoac_rpt->rpt_ver);
+ rtw89_debug(rtwdev, RTW89_DBG_WOW, "[aoac_rpt] sec_type = %d\n",
+ aoac_rpt->sec_type);
+ rtw89_debug(rtwdev, RTW89_DBG_WOW, "[aoac_rpt] key_idx = %d\n",
+ aoac_rpt->key_idx);
+ rtw89_debug(rtwdev, RTW89_DBG_WOW, "[aoac_rpt] pattern_idx = %d\n",
+ aoac_rpt->pattern_idx);
+ rtw89_debug(rtwdev, RTW89_DBG_WOW, "[aoac_rpt] rekey_ok = %d\n",
+ aoac_rpt->rekey_ok);
+ rtw89_debug(rtwdev, RTW89_DBG_WOW, "[aoac_rpt] ptk_tx_iv = %*ph\n",
+ 8, aoac_rpt->ptk_tx_iv);
+ rtw89_debug(rtwdev, RTW89_DBG_WOW,
+ "[aoac_rpt] eapol_key_replay_count = %*ph\n",
+ 8, aoac_rpt->eapol_key_replay_count);
+ rtw89_debug(rtwdev, RTW89_DBG_WOW, "[aoac_rpt] ptk_rx_iv = %*ph\n",
+ 8, aoac_rpt->ptk_rx_iv);
+ rtw89_debug(rtwdev, RTW89_DBG_WOW, "[aoac_rpt] gtk_rx_iv[0] = %*ph\n",
+ 8, aoac_rpt->gtk_rx_iv[0]);
+ rtw89_debug(rtwdev, RTW89_DBG_WOW, "[aoac_rpt] gtk_rx_iv[1] = %*ph\n",
+ 8, aoac_rpt->gtk_rx_iv[1]);
+ rtw89_debug(rtwdev, RTW89_DBG_WOW, "[aoac_rpt] gtk_rx_iv[2] = %*ph\n",
+ 8, aoac_rpt->gtk_rx_iv[2]);
+ rtw89_debug(rtwdev, RTW89_DBG_WOW, "[aoac_rpt] gtk_rx_iv[3] = %*ph\n",
+ 8, aoac_rpt->gtk_rx_iv[3]);
+ rtw89_debug(rtwdev, RTW89_DBG_WOW, "[aoac_rpt] igtk_key_id = %llu\n",
+ aoac_rpt->igtk_key_id);
+ rtw89_debug(rtwdev, RTW89_DBG_WOW, "[aoac_rpt] igtk_ipn = %llu\n",
+ aoac_rpt->igtk_ipn);
+ rtw89_debug(rtwdev, RTW89_DBG_WOW, "[aoac_rpt] igtk = %*ph\n",
+ 32, aoac_rpt->igtk);
+}
+
+static int rtw89_wow_get_aoac_rpt_reg(struct rtw89_dev *rtwdev)
+{
+ struct rtw89_wow_param *rtw_wow = &rtwdev->wow;
+ struct rtw89_wow_aoac_report *aoac_rpt = &rtw_wow->aoac_rpt;
+ struct rtw89_mac_c2h_info c2h_info = {};
+ struct rtw89_mac_h2c_info h2c_info = {};
+ u8 igtk_ipn[8];
+ u8 key_idx;
+ int ret;
+
+ h2c_info.id = RTW89_FWCMD_H2CREG_FUNC_AOAC_RPT_1;
+ h2c_info.content_len = 2;
+ ret = rtw89_fw_msg_reg(rtwdev, &h2c_info, &c2h_info);
+ if (ret)
+ return ret;
+
+ aoac_rpt->key_idx =
+ u32_get_bits(c2h_info.u.c2hreg[0], RTW89_C2HREG_AOAC_RPT_1_W0_KEY_IDX);
+ key_idx = aoac_rpt->key_idx;
+ aoac_rpt->gtk_rx_iv[key_idx][0] =
+ u32_get_bits(c2h_info.u.c2hreg[1], RTW89_C2HREG_AOAC_RPT_1_W1_IV_0);
+ aoac_rpt->gtk_rx_iv[key_idx][1] =
+ u32_get_bits(c2h_info.u.c2hreg[1], RTW89_C2HREG_AOAC_RPT_1_W1_IV_1);
+ aoac_rpt->gtk_rx_iv[key_idx][2] =
+ u32_get_bits(c2h_info.u.c2hreg[1], RTW89_C2HREG_AOAC_RPT_1_W1_IV_2);
+ aoac_rpt->gtk_rx_iv[key_idx][3] =
+ u32_get_bits(c2h_info.u.c2hreg[1], RTW89_C2HREG_AOAC_RPT_1_W1_IV_3);
+ aoac_rpt->gtk_rx_iv[key_idx][4] =
+ u32_get_bits(c2h_info.u.c2hreg[2], RTW89_C2HREG_AOAC_RPT_1_W2_IV_4);
+ aoac_rpt->gtk_rx_iv[key_idx][5] =
+ u32_get_bits(c2h_info.u.c2hreg[2], RTW89_C2HREG_AOAC_RPT_1_W2_IV_5);
+ aoac_rpt->gtk_rx_iv[key_idx][6] =
+ u32_get_bits(c2h_info.u.c2hreg[2], RTW89_C2HREG_AOAC_RPT_1_W2_IV_6);
+ aoac_rpt->gtk_rx_iv[key_idx][7] =
+ u32_get_bits(c2h_info.u.c2hreg[2], RTW89_C2HREG_AOAC_RPT_1_W2_IV_7);
+ aoac_rpt->ptk_rx_iv[0] =
+ u32_get_bits(c2h_info.u.c2hreg[3], RTW89_C2HREG_AOAC_RPT_1_W3_PTK_IV_0);
+ aoac_rpt->ptk_rx_iv[1] =
+ u32_get_bits(c2h_info.u.c2hreg[3], RTW89_C2HREG_AOAC_RPT_1_W3_PTK_IV_1);
+ aoac_rpt->ptk_rx_iv[2] =
+ u32_get_bits(c2h_info.u.c2hreg[3], RTW89_C2HREG_AOAC_RPT_1_W3_PTK_IV_2);
+ aoac_rpt->ptk_rx_iv[3] =
+ u32_get_bits(c2h_info.u.c2hreg[3], RTW89_C2HREG_AOAC_RPT_1_W3_PTK_IV_3);
+
+ h2c_info.id = RTW89_FWCMD_H2CREG_FUNC_AOAC_RPT_2;
+ h2c_info.content_len = 2;
+ ret = rtw89_fw_msg_reg(rtwdev, &h2c_info, &c2h_info);
+ if (ret)
+ return ret;
+
+ aoac_rpt->ptk_rx_iv[4] =
+ u32_get_bits(c2h_info.u.c2hreg[0], RTW89_C2HREG_AOAC_RPT_2_W0_PTK_IV_4);
+ aoac_rpt->ptk_rx_iv[5] =
+ u32_get_bits(c2h_info.u.c2hreg[0], RTW89_C2HREG_AOAC_RPT_2_W0_PTK_IV_5);
+ aoac_rpt->ptk_rx_iv[6] =
+ u32_get_bits(c2h_info.u.c2hreg[1], RTW89_C2HREG_AOAC_RPT_2_W1_PTK_IV_6);
+ aoac_rpt->ptk_rx_iv[7] =
+ u32_get_bits(c2h_info.u.c2hreg[1], RTW89_C2HREG_AOAC_RPT_2_W1_PTK_IV_7);
+ igtk_ipn[0] =
+ u32_get_bits(c2h_info.u.c2hreg[1], RTW89_C2HREG_AOAC_RPT_2_W1_IGTK_IPN_IV_0);
+ igtk_ipn[1] =
+ u32_get_bits(c2h_info.u.c2hreg[1], RTW89_C2HREG_AOAC_RPT_2_W1_IGTK_IPN_IV_1);
+ igtk_ipn[2] =
+ u32_get_bits(c2h_info.u.c2hreg[2], RTW89_C2HREG_AOAC_RPT_2_W2_IGTK_IPN_IV_2);
+ igtk_ipn[3] =
+ u32_get_bits(c2h_info.u.c2hreg[2], RTW89_C2HREG_AOAC_RPT_2_W2_IGTK_IPN_IV_3);
+ igtk_ipn[4] =
+ u32_get_bits(c2h_info.u.c2hreg[2], RTW89_C2HREG_AOAC_RPT_2_W2_IGTK_IPN_IV_4);
+ igtk_ipn[5] =
+ u32_get_bits(c2h_info.u.c2hreg[2], RTW89_C2HREG_AOAC_RPT_2_W2_IGTK_IPN_IV_5);
+ igtk_ipn[6] =
+ u32_get_bits(c2h_info.u.c2hreg[3], RTW89_C2HREG_AOAC_RPT_2_W3_IGTK_IPN_IV_6);
+ igtk_ipn[7] =
+ u32_get_bits(c2h_info.u.c2hreg[3], RTW89_C2HREG_AOAC_RPT_2_W3_IGTK_IPN_IV_7);
+ aoac_rpt->igtk_ipn = u64_encode_bits(igtk_ipn[0], RTW89_IGTK_IPN_0) |
+ u64_encode_bits(igtk_ipn[1], RTW89_IGTK_IPN_1) |
+ u64_encode_bits(igtk_ipn[2], RTW89_IGTK_IPN_2) |
+ u64_encode_bits(igtk_ipn[3], RTW89_IGTK_IPN_3) |
+ u64_encode_bits(igtk_ipn[4], RTW89_IGTK_IPN_4) |
+ u64_encode_bits(igtk_ipn[5], RTW89_IGTK_IPN_5) |
+ u64_encode_bits(igtk_ipn[6], RTW89_IGTK_IPN_6) |
+ u64_encode_bits(igtk_ipn[7], RTW89_IGTK_IPN_7);
+
+ return 0;
+}
+
+static int rtw89_wow_get_aoac_rpt(struct rtw89_dev *rtwdev, bool rx_ready)
+{
+ struct rtw89_wow_param *rtw_wow = &rtwdev->wow;
+ int ret;
+
+ if (!rtw_wow->ptk_alg)
+ return -EPERM;
+
+ if (!rx_ready) {
+ ret = rtw89_wow_get_aoac_rpt_reg(rtwdev);
+ if (ret) {
+ rtw89_err(rtwdev, "wow: failed to get aoac rpt by reg\n");
+ return ret;
+ }
+ } else {
+ ret = rtw89_fw_h2c_wow_request_aoac(rtwdev);
+ if (ret) {
+ rtw89_err(rtwdev, "wow: failed to get aoac rpt by pkt\n");
+ return ret;
+ }
+ }
+
+ rtw89_wow_debug_aoac_rpt(rtwdev);
+
+ return 0;
+}
+
+static struct ieee80211_key_conf *rtw89_wow_gtk_rekey(struct rtw89_dev *rtwdev,
+ u32 cipher, u8 keyidx, u8 *gtk)
+{
+ struct ieee80211_vif *wow_vif = rtwdev->wow.wow_vif;
+ const struct rtw89_cipher_info *cipher_info;
+ struct ieee80211_key_conf *rekey_conf;
+ struct ieee80211_key_conf *key;
+ u8 sz;
+
+ cipher_info = rtw89_cipher_alg_recognize(cipher);
+ sz = struct_size(rekey_conf, key, cipher_info->len);
+ rekey_conf = kmalloc(sz, GFP_KERNEL);
+ if (!rekey_conf)
+ return NULL;
+
+ rekey_conf->cipher = cipher;
+ rekey_conf->keyidx = keyidx;
+ rekey_conf->keylen = cipher_info->len;
+ memcpy(rekey_conf->key, gtk,
+ flex_array_size(rekey_conf, key, cipher_info->len));
+
+ /* ieee80211_gtk_rekey_add() will call set_key(), therefore we
+ * need to unlock mutex
+ */
+ mutex_unlock(&rtwdev->mutex);
+ key = ieee80211_gtk_rekey_add(wow_vif, rekey_conf, -1);
+ mutex_lock(&rtwdev->mutex);
+
+ kfree(rekey_conf);
+ if (IS_ERR(key)) {
+ rtw89_err(rtwdev, "ieee80211_gtk_rekey_add failed\n");
+ return NULL;
+ }
+
+ return key;
+}
+
+static void rtw89_wow_update_key_info(struct rtw89_dev *rtwdev, bool rx_ready)
+{
+ struct ieee80211_vif *wow_vif = rtwdev->wow.wow_vif;
+ struct rtw89_wow_param *rtw_wow = &rtwdev->wow;
+ struct rtw89_wow_aoac_report *aoac_rpt = &rtw_wow->aoac_rpt;
+ struct rtw89_set_key_info_iter_data data = {.error = false,
+ .rx_ready = rx_ready};
+ struct ieee80211_key_conf *key;
+
+ rcu_read_lock();
+ ieee80211_iter_keys_rcu(rtwdev->hw, wow_vif,
+ rtw89_wow_set_key_info_iter, &data);
+ rcu_read_unlock();
+
+ if (data.error) {
+ rtw89_debug(rtwdev, RTW89_DBG_WOW, "%s error\n", __func__);
+ return;
+ }
+
+ if (!data.gtk_cipher)
+ return;
+
+ key = rtw89_wow_gtk_rekey(rtwdev, data.gtk_cipher, aoac_rpt->key_idx,
+ aoac_rpt->gtk);
+ if (!key)
+ return;
+
+ rtw89_rx_iv_to_pn(rtwdev, key,
+ aoac_rpt->gtk_rx_iv[key->keyidx]);
+
+ if (!data.igtk_cipher)
+ return;
+
+ key = rtw89_wow_gtk_rekey(rtwdev, data.igtk_cipher, aoac_rpt->igtk_key_id,
+ aoac_rpt->igtk);
+ if (!key)
+ return;
+
+ rtw89_rx_pn_set_pmf(rtwdev, key, aoac_rpt->igtk_ipn);
+ ieee80211_gtk_rekey_notify(wow_vif, wow_vif->bss_conf.bssid,
+ aoac_rpt->eapol_key_replay_count,
+ GFP_KERNEL);
+}
+
static void rtw89_wow_leave_deep_ps(struct rtw89_dev *rtwdev)
{
__rtw89_leave_ps_mode(rtwdev);
@@ -59,6 +715,8 @@ static void rtw89_wow_set_rx_filter(struct rtw89_dev *rtwdev, bool enable)
static void rtw89_wow_show_wakeup_reason(struct rtw89_dev *rtwdev)
{
+ struct rtw89_wow_param *rtw_wow = &rtwdev->wow;
+ struct rtw89_wow_aoac_report *aoac_rpt = &rtw_wow->aoac_rpt;
u32 wow_reason_reg = rtwdev->chip->wow_reason_reg;
struct cfg80211_wowlan_nd_info nd_info;
struct cfg80211_wowlan_wakeup wakeup = {
@@ -85,10 +743,7 @@ static void rtw89_wow_show_wakeup_reason(struct rtw89_dev *rtwdev)
rtw89_debug(rtwdev, RTW89_DBG_WOW, "WOW: Rx gtk rekey\n");
break;
case RTW89_WOW_RSN_RX_PATTERN_MATCH:
- /* Current firmware and driver don't report pattern index
- * Use pattern_idx to 0 defaultly.
- */
- wakeup.pattern_idx = 0;
+ wakeup.pattern_idx = aoac_rpt->pattern_idx;
rtw89_debug(rtwdev, RTW89_DBG_WOW, "WOW: Rx pattern match packet\n");
break;
case RTW89_WOW_RSN_RX_NLO:
@@ -454,6 +1109,7 @@ static int rtw89_wow_check_fw_status(struct rtw89_dev *rtwdev, bool wow_enable)
static int rtw89_wow_swap_fw(struct rtw89_dev *rtwdev, bool wow)
{
enum rtw89_fw_type fw_type = wow ? RTW89_FW_WOWLAN : RTW89_FW_NORMAL;
+ enum rtw89_chip_gen chip_gen = rtwdev->chip->chip_gen;
struct rtw89_wow_param *rtw_wow = &rtwdev->wow;
struct ieee80211_vif *wow_vif = rtw_wow->wow_vif;
struct rtw89_vif *rtwvif = (struct rtw89_vif *)wow_vif->drv_priv;
@@ -528,6 +1184,9 @@ static int rtw89_wow_swap_fw(struct rtw89_dev *rtwdev, bool wow)
rtw89_chip_cfg_txpwr_ul_tb_offset(rtwdev, wow_vif);
}
+ if (chip_gen == RTW89_CHIP_BE)
+ rtw89_phy_rfk_pre_ntfy_and_wait(rtwdev, RTW89_PHY_0, 5);
+
rtw89_mac_hw_mgnt_sec(rtwdev, wow);
return 0;
@@ -603,7 +1262,22 @@ static int rtw89_wow_disable_trx_pre(struct rtw89_dev *rtwdev)
rtw89_err(rtwdev, "failed to config mac\n");
return ret;
}
+
+ /* Before enabling interrupt, we need to get AOAC report by reg due to RX
+ * not enabled yet. Also, we need to sync RX related IV from firmware to
+ * mac80211 before receiving RX packets from driver.
+ * After enabling interrupt, we can get AOAC report from h2c and c2h, and
+ * can get TX IV and complete rekey info. We need to update TX related IV
+ * and new GTK info if rekey happened.
+ */
+ ret = rtw89_wow_get_aoac_rpt(rtwdev, false);
+ if (!ret)
+ rtw89_wow_update_key_info(rtwdev, false);
+
rtw89_hci_enable_intr(rtwdev);
+ ret = rtw89_wow_get_aoac_rpt(rtwdev, true);
+ if (!ret)
+ rtw89_wow_update_key_info(rtwdev, true);
return 0;
}
@@ -626,6 +1300,7 @@ static int rtw89_wow_fw_start(struct rtw89_dev *rtwdev)
int ret;
rtw89_wow_pattern_write(rtwdev);
+ rtw89_wow_construct_key_info(rtwdev);
ret = rtw89_fw_h2c_keep_alive(rtwdev, rtwvif, true);
if (ret) {
@@ -639,6 +1314,16 @@ static int rtw89_wow_fw_start(struct rtw89_dev *rtwdev)
goto out;
}
+ ret = rtw89_fw_h2c_wow_gtk_ofld(rtwdev, rtwvif, true);
+ if (ret) {
+ rtw89_err(rtwdev, "wow: failed to enable GTK offload\n");
+ goto out;
+ }
+
+ ret = rtw89_fw_h2c_arp_offload(rtwdev, rtwvif, true);
+ if (ret)
+ rtw89_warn(rtwdev, "wow: failed to enable arp offload\n");
+
ret = rtw89_wow_cfg_wake(rtwdev, true);
if (ret) {
rtw89_err(rtwdev, "wow: failed to config wake\n");
@@ -675,6 +1360,17 @@ static int rtw89_wow_fw_stop(struct rtw89_dev *rtwdev)
goto out;
}
+ ret = rtw89_fw_h2c_wow_gtk_ofld(rtwdev, rtwvif, false);
+ if (ret) {
+ rtw89_err(rtwdev, "wow: failed to disable GTK offload\n");
+ goto out;
+ }
+
+ ret = rtw89_fw_h2c_arp_offload(rtwdev, rtwvif, false);
+ if (ret)
+ rtw89_warn(rtwdev, "wow: failed to disable arp offload\n");
+
+ rtw89_wow_key_clear(rtwdev);
rtw89_fw_release_general_pkt_list(rtwdev, true);
ret = rtw89_wow_cfg_wake(rtwdev, false);