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mt76: mt76_connac: move WoW and suspend code in mt76_connac_mcu module
authorLorenzo Bianconi <lorenzo@kernel.org>
Tue, 26 Jan 2021 11:13:54 +0000 (12:13 +0100)
committerFelix Fietkau <nbd@nbd.name>
Fri, 29 Jan 2021 14:18:26 +0000 (15:18 +0100)
Move WoW and suspend code in mt76_connac_mcu module in order to be reused in
mt7615 and mt7921 drivers

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
drivers/net/wireless/mediatek/mt76/mt7615/main.c
drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
drivers/net/wireless/mediatek/mt76/mt7615/mcu.h
drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h
drivers/net/wireless/mediatek/mt76/mt7615/pci.c
drivers/net/wireless/mediatek/mt76/mt7615/sdio.c
drivers/net/wireless/mediatek/mt76/mt7615/usb.c
drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h

index fcfec01..d4a5695 100644 (file)
@@ -1115,8 +1115,8 @@ static int mt7615_cancel_remain_on_channel(struct ieee80211_hw *hw,
 static int mt7615_suspend(struct ieee80211_hw *hw,
                          struct cfg80211_wowlan *wowlan)
 {
-       struct mt7615_dev *dev = mt7615_hw_dev(hw);
        struct mt7615_phy *phy = mt7615_hw_phy(hw);
+       struct mt7615_dev *dev = mt7615_hw_dev(hw);
        int err = 0;
 
        cancel_delayed_work_sync(&dev->pm.ps_work);
@@ -1131,10 +1131,11 @@ static int mt7615_suspend(struct ieee80211_hw *hw,
        set_bit(MT76_STATE_SUSPEND, &phy->mt76->state);
        ieee80211_iterate_active_interfaces(hw,
                                            IEEE80211_IFACE_ITER_RESUME_ALL,
-                                           mt7615_mcu_set_suspend_iter, phy);
+                                           mt76_connac_mcu_set_suspend_iter,
+                                           phy->mt76);
 
        if (!mt7615_dev_running(dev))
-               err = mt7615_mcu_set_hif_suspend(dev, true);
+               err = mt76_connac_mcu_set_hif_suspend(&dev->mt76, true);
 
        mt7615_mutex_release(dev);
 
@@ -1143,8 +1144,8 @@ static int mt7615_suspend(struct ieee80211_hw *hw,
 
 static int mt7615_resume(struct ieee80211_hw *hw)
 {
-       struct mt7615_dev *dev = mt7615_hw_dev(hw);
        struct mt7615_phy *phy = mt7615_hw_phy(hw);
+       struct mt7615_dev *dev = mt7615_hw_dev(hw);
        bool running;
 
        mt7615_mutex_acquire(dev);
@@ -1155,7 +1156,7 @@ static int mt7615_resume(struct ieee80211_hw *hw)
        if (!running) {
                int err;
 
-               err = mt7615_mcu_set_hif_suspend(dev, false);
+               err = mt76_connac_mcu_set_hif_suspend(&dev->mt76, false);
                if (err < 0) {
                        mt7615_mutex_release(dev);
                        return err;
@@ -1165,7 +1166,8 @@ static int mt7615_resume(struct ieee80211_hw *hw)
        clear_bit(MT76_STATE_SUSPEND, &phy->mt76->state);
        ieee80211_iterate_active_interfaces(hw,
                                            IEEE80211_IFACE_ITER_RESUME_ALL,
-                                           mt7615_mcu_set_suspend_iter, phy);
+                                           mt76_connac_mcu_set_suspend_iter,
+                                           phy->mt76);
 
        ieee80211_queue_delayed_work(hw, &phy->mt76->mac_work,
                                     MT7615_WATCHDOG_TIME);
@@ -1190,7 +1192,7 @@ static void mt7615_set_rekey_data(struct ieee80211_hw *hw,
        struct mt7615_dev *dev = mt7615_hw_dev(hw);
 
        mt7615_mutex_acquire(dev);
-       mt7615_mcu_update_gtk_rekey(hw, vif, data);
+       mt76_connac_mcu_update_gtk_rekey(hw, vif, data);
        mt7615_mutex_release(dev);
 }
 #endif /* CONFIG_PM */
index 8efe649..af2979c 100644 (file)
@@ -1384,15 +1384,6 @@ mt7615_mcu_send_ram_firmware(struct mt7615_dev *dev,
        return 0;
 }
 
-static const struct wiphy_wowlan_support mt7615_wowlan_support = {
-       .flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT |
-                WIPHY_WOWLAN_SUPPORTS_GTK_REKEY | WIPHY_WOWLAN_NET_DETECT,
-       .n_patterns = 1,
-       .pattern_min_len = 1,
-       .pattern_max_len = MT7615_WOW_PATTEN_MAX_LEN,
-       .max_nd_match_sets = 10,
-};
-
 static int mt7615_load_n9(struct mt7615_dev *dev, const char *name)
 {
        const struct mt7615_fw_trailer *hdr;
@@ -1722,7 +1713,7 @@ int __mt7663_load_firmware(struct mt7615_dev *dev)
 
 #ifdef CONFIG_PM
        if (mt7615_firmware_offload(dev))
-               dev->mt76.hw->wiphy->wowlan = &mt7615_wowlan_support;
+               dev->mt76.hw->wiphy->wowlan = &mt76_connac_wowlan_support;
 #endif /* CONFIG_PM */
 
        dev_dbg(dev->mt76.dev, "Firmware init done\n");
@@ -2541,301 +2532,6 @@ int mt7615_mcu_set_bss_pm(struct mt7615_dev *dev, struct ieee80211_vif *vif,
                                 sizeof(req), false);
 }
 
-#ifdef CONFIG_PM
-int mt7615_mcu_set_hif_suspend(struct mt7615_dev *dev, bool suspend)
-{
-       struct {
-               struct {
-                       u8 hif_type; /* 0x0: HIF_SDIO
-                                     * 0x1: HIF_USB
-                                     * 0x2: HIF_PCIE
-                                     */
-                       u8 pad[3];
-               } __packed hdr;
-               struct hif_suspend_tlv {
-                       __le16 tag;
-                       __le16 len;
-                       u8 suspend;
-               } __packed hif_suspend;
-       } req = {
-               .hif_suspend = {
-                       .tag = cpu_to_le16(0), /* 0: UNI_HIF_CTRL_BASIC */
-                       .len = cpu_to_le16(sizeof(struct hif_suspend_tlv)),
-                       .suspend = suspend,
-               },
-       };
-
-       if (mt76_is_mmio(&dev->mt76))
-               req.hdr.hif_type = 2;
-       else if (mt76_is_usb(&dev->mt76))
-               req.hdr.hif_type = 1;
-       else if (mt76_is_sdio(&dev->mt76))
-               req.hdr.hif_type = 0;
-
-       return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD_HIF_CTRL, &req,
-                                sizeof(req), true);
-}
-EXPORT_SYMBOL_GPL(mt7615_mcu_set_hif_suspend);
-
-static int
-mt7615_mcu_set_wow_ctrl(struct mt7615_phy *phy, struct ieee80211_vif *vif,
-                       bool suspend, struct cfg80211_wowlan *wowlan)
-{
-       struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
-       struct mt7615_dev *dev = phy->dev;
-       struct {
-               struct {
-                       u8 bss_idx;
-                       u8 pad[3];
-               } __packed hdr;
-               struct mt7615_wow_ctrl_tlv wow_ctrl_tlv;
-               struct mt7615_wow_gpio_param_tlv gpio_tlv;
-       } req = {
-               .hdr = {
-                       .bss_idx = mvif->mt76.idx,
-               },
-               .wow_ctrl_tlv = {
-                       .tag = cpu_to_le16(UNI_SUSPEND_WOW_CTRL),
-                       .len = cpu_to_le16(sizeof(struct mt7615_wow_ctrl_tlv)),
-                       .cmd = suspend ? 1 : 2,
-               },
-               .gpio_tlv = {
-                       .tag = cpu_to_le16(UNI_SUSPEND_WOW_GPIO_PARAM),
-                       .len = cpu_to_le16(sizeof(struct mt7615_wow_gpio_param_tlv)),
-                       .gpio_pin = 0xff, /* follow fw about GPIO pin */
-               },
-       };
-
-       if (wowlan->magic_pkt)
-               req.wow_ctrl_tlv.trigger |= BIT(0);
-       if (wowlan->disconnect)
-               req.wow_ctrl_tlv.trigger |= BIT(2);
-       if (wowlan->nd_config) {
-               mt76_connac_mcu_sched_scan_req(phy->mt76, vif,
-                                              wowlan->nd_config);
-               req.wow_ctrl_tlv.trigger |= BIT(5);
-               mt76_connac_mcu_sched_scan_enable(phy->mt76, vif, suspend);
-       }
-
-       if (mt76_is_mmio(&dev->mt76))
-               req.wow_ctrl_tlv.wakeup_hif = WOW_PCIE;
-       else if (mt76_is_usb(&dev->mt76))
-               req.wow_ctrl_tlv.wakeup_hif = WOW_USB;
-       else if (mt76_is_sdio(&dev->mt76))
-               req.wow_ctrl_tlv.wakeup_hif = WOW_GPIO;
-
-       return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD_SUSPEND, &req,
-                                sizeof(req), true);
-}
-
-static int
-mt7615_mcu_set_wow_pattern(struct mt7615_dev *dev,
-                          struct ieee80211_vif *vif,
-                          u8 index, bool enable,
-                          struct cfg80211_pkt_pattern *pattern)
-{
-       struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
-       struct mt7615_wow_pattern_tlv *ptlv;
-       struct sk_buff *skb;
-       struct req_hdr {
-               u8 bss_idx;
-               u8 pad[3];
-       } __packed hdr = {
-               .bss_idx = mvif->mt76.idx,
-       };
-
-       skb = mt76_mcu_msg_alloc(&dev->mt76, NULL,
-                                sizeof(hdr) + sizeof(*ptlv));
-       if (!skb)
-               return -ENOMEM;
-
-       skb_put_data(skb, &hdr, sizeof(hdr));
-       ptlv = (struct mt7615_wow_pattern_tlv *)skb_put(skb, sizeof(*ptlv));
-       ptlv->tag = cpu_to_le16(UNI_SUSPEND_WOW_PATTERN);
-       ptlv->len = cpu_to_le16(sizeof(*ptlv));
-       ptlv->data_len = pattern->pattern_len;
-       ptlv->enable = enable;
-       ptlv->index = index;
-
-       memcpy(ptlv->pattern, pattern->pattern, pattern->pattern_len);
-       memcpy(ptlv->mask, pattern->mask, pattern->pattern_len / 8);
-
-       return mt76_mcu_skb_send_msg(&dev->mt76, skb, MCU_UNI_CMD_SUSPEND,
-                                    true);
-}
-
-static int
-mt7615_mcu_set_suspend_mode(struct mt7615_dev *dev,
-                           struct ieee80211_vif *vif,
-                           bool enable, u8 mdtim, bool wow_suspend)
-{
-       struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
-       struct {
-               struct {
-                       u8 bss_idx;
-                       u8 pad[3];
-               } __packed hdr;
-               struct mt7615_suspend_tlv suspend_tlv;
-       } req = {
-               .hdr = {
-                       .bss_idx = mvif->mt76.idx,
-               },
-               .suspend_tlv = {
-                       .tag = cpu_to_le16(UNI_SUSPEND_MODE_SETTING),
-                       .len = cpu_to_le16(sizeof(struct mt7615_suspend_tlv)),
-                       .enable = enable,
-                       .mdtim = mdtim,
-                       .wow_suspend = wow_suspend,
-               },
-       };
-
-       return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD_SUSPEND, &req,
-                                sizeof(req), true);
-}
-
-static int
-mt7615_mcu_set_gtk_rekey(struct mt7615_dev *dev,
-                        struct ieee80211_vif *vif,
-                        bool suspend)
-{
-       struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
-       struct {
-               struct {
-                       u8 bss_idx;
-                       u8 pad[3];
-               } __packed hdr;
-               struct mt7615_gtk_rekey_tlv gtk_tlv;
-       } __packed req = {
-               .hdr = {
-                       .bss_idx = mvif->mt76.idx,
-               },
-               .gtk_tlv = {
-                       .tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_GTK_REKEY),
-                       .len = cpu_to_le16(sizeof(struct mt7615_gtk_rekey_tlv)),
-                       .rekey_mode = !suspend,
-               },
-       };
-
-       return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD_OFFLOAD, &req,
-                                sizeof(req), true);
-}
-
-static int
-mt7615_mcu_set_arp_filter(struct mt7615_dev *dev, struct ieee80211_vif *vif,
-                         bool suspend)
-{
-       struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
-       struct {
-               struct {
-                       u8 bss_idx;
-                       u8 pad[3];
-               } __packed hdr;
-               struct mt7615_arpns_tlv arpns;
-       } req = {
-               .hdr = {
-                       .bss_idx = mvif->mt76.idx,
-               },
-               .arpns = {
-                       .tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_ARP),
-                       .len = cpu_to_le16(sizeof(struct mt7615_arpns_tlv)),
-                       .mode = suspend,
-               },
-       };
-
-       return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD_OFFLOAD, &req,
-                                sizeof(req), true);
-}
-
-void mt7615_mcu_set_suspend_iter(void *priv, u8 *mac,
-                                struct ieee80211_vif *vif)
-{
-       struct mt7615_phy *phy = priv;
-       bool suspend = test_bit(MT76_STATE_SUSPEND, &phy->mt76->state);
-       struct ieee80211_hw *hw = phy->mt76->hw;
-       struct cfg80211_wowlan *wowlan = hw->wiphy->wowlan_config;
-       int i;
-
-       mt7615_mcu_set_gtk_rekey(phy->dev, vif, suspend);
-       mt7615_mcu_set_arp_filter(phy->dev, vif, suspend);
-
-       mt7615_mcu_set_suspend_mode(phy->dev, vif, suspend, 1, true);
-
-       for (i = 0; i < wowlan->n_patterns; i++)
-               mt7615_mcu_set_wow_pattern(phy->dev, vif, i, suspend,
-                                          &wowlan->patterns[i]);
-       mt7615_mcu_set_wow_ctrl(phy, vif, suspend, wowlan);
-}
-
-static void
-mt7615_mcu_key_iter(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
-                   struct ieee80211_sta *sta, struct ieee80211_key_conf *key,
-                   void *data)
-{
-       struct mt7615_gtk_rekey_tlv *gtk_tlv = data;
-       u32 cipher;
-
-       if (key->cipher != WLAN_CIPHER_SUITE_AES_CMAC &&
-           key->cipher != WLAN_CIPHER_SUITE_CCMP &&
-           key->cipher != WLAN_CIPHER_SUITE_TKIP)
-               return;
-
-       if (key->cipher == WLAN_CIPHER_SUITE_TKIP) {
-               gtk_tlv->proto = cpu_to_le32(NL80211_WPA_VERSION_1);
-               cipher = BIT(3);
-       } else {
-               gtk_tlv->proto = cpu_to_le32(NL80211_WPA_VERSION_2);
-               cipher = BIT(4);
-       }
-
-       /* we are assuming here to have a single pairwise key */
-       if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE) {
-               gtk_tlv->pairwise_cipher = cpu_to_le32(cipher);
-               gtk_tlv->group_cipher = cpu_to_le32(cipher);
-               gtk_tlv->keyid = key->keyidx;
-       }
-}
-
-int mt7615_mcu_update_gtk_rekey(struct ieee80211_hw *hw,
-                               struct ieee80211_vif *vif,
-                               struct cfg80211_gtk_rekey_data *key)
-{
-       struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
-       struct mt7615_dev *dev = mt7615_hw_dev(hw);
-       struct mt7615_gtk_rekey_tlv *gtk_tlv;
-       struct sk_buff *skb;
-       struct {
-               u8 bss_idx;
-               u8 pad[3];
-       } __packed hdr = {
-               .bss_idx = mvif->mt76.idx,
-       };
-
-       skb = mt76_mcu_msg_alloc(&dev->mt76, NULL,
-                                sizeof(hdr) + sizeof(*gtk_tlv));
-       if (!skb)
-               return -ENOMEM;
-
-       skb_put_data(skb, &hdr, sizeof(hdr));
-       gtk_tlv = (struct mt7615_gtk_rekey_tlv *)skb_put(skb,
-                                                        sizeof(*gtk_tlv));
-       gtk_tlv->tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_GTK_REKEY);
-       gtk_tlv->len = cpu_to_le16(sizeof(*gtk_tlv));
-       gtk_tlv->rekey_mode = 2;
-       gtk_tlv->option = 1;
-
-       rcu_read_lock();
-       ieee80211_iter_keys_rcu(hw, vif, mt7615_mcu_key_iter, gtk_tlv);
-       rcu_read_unlock();
-
-       memcpy(gtk_tlv->kek, key->kek, NL80211_KEK_LEN);
-       memcpy(gtk_tlv->kck, key->kck, NL80211_KCK_LEN);
-       memcpy(gtk_tlv->replay_ctr, key->replay_ctr, NL80211_REPLAY_CTR_LEN);
-
-       return mt76_mcu_skb_send_msg(&dev->mt76, skb, MCU_UNI_CMD_OFFLOAD,
-                                    true);
-}
-#endif /* CONFIG_PM */
-
 int mt7615_mcu_set_roc(struct mt7615_phy *phy, struct ieee80211_vif *vif,
                       struct ieee80211_channel *chan, int duration)
 {
@@ -2870,14 +2566,14 @@ int mt7615_mcu_update_arp_filter(struct ieee80211_hw *hw,
                        u8 bss_idx;
                        u8 pad[3];
                } __packed hdr;
-               struct mt7615_arpns_tlv arp;
+               struct mt76_connac_arpns_tlv arp;
        } req_hdr = {
                .hdr = {
                        .bss_idx = mvif->mt76.idx,
                },
                .arp = {
                        .tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_ARP),
-                       .len = cpu_to_le16(sizeof(struct mt7615_arpns_tlv)),
+                       .len = cpu_to_le16(sizeof(struct mt76_connac_arpns_tlv)),
                        .ips_num = len,
                        .mode = 2,  /* update */
                        .option = 1,
index 69f94b7..446c6ab 100644 (file)
@@ -254,96 +254,6 @@ struct mt7615_mcu_reg_event {
        __le32 val;
 } __packed;
 
-enum {
-       WOW_USB = 1,
-       WOW_PCIE = 2,
-       WOW_GPIO = 3,
-};
-
-struct mt7615_wow_ctrl_tlv {
-       __le16 tag;
-       __le16 len;
-       u8 cmd; /* 0x1: PM_WOWLAN_REQ_START
-                * 0x2: PM_WOWLAN_REQ_STOP
-                * 0x3: PM_WOWLAN_PARAM_CLEAR
-                */
-       u8 trigger; /* 0: NONE
-                    * BIT(0): NL80211_WOWLAN_TRIG_MAGIC_PKT
-                    * BIT(1): NL80211_WOWLAN_TRIG_ANY
-                    * BIT(2): NL80211_WOWLAN_TRIG_DISCONNECT
-                    * BIT(3): NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE
-                    * BIT(4): BEACON_LOST
-                    * BIT(5): NL80211_WOWLAN_TRIG_NET_DETECT
-                    */
-       u8 wakeup_hif; /* 0x0: HIF_SDIO
-                       * 0x1: HIF_USB
-                       * 0x2: HIF_PCIE
-                       * 0x3: HIF_GPIO
-                       */
-       u8 pad;
-       u8 rsv[4];
-} __packed;
-
-struct mt7615_wow_gpio_param_tlv {
-       __le16 tag;
-       __le16 len;
-       u8 gpio_pin;
-       u8 trigger_lvl;
-       u8 pad[2];
-       __le32 gpio_interval;
-       u8 rsv[4];
-} __packed;
-
-#define MT7615_WOW_MASK_MAX_LEN                16
-#define MT7615_WOW_PATTEN_MAX_LEN      128
-struct mt7615_wow_pattern_tlv {
-       __le16 tag;
-       __le16 len;
-       u8 index; /* pattern index */
-       u8 enable; /* 0: disable
-                   * 1: enable
-                   */
-       u8 data_len; /* pattern length */
-       u8 pad;
-       u8 mask[MT7615_WOW_MASK_MAX_LEN];
-       u8 pattern[MT7615_WOW_PATTEN_MAX_LEN];
-       u8 rsv[4];
-} __packed;
-
-struct mt7615_suspend_tlv {
-       __le16 tag;
-       __le16 len;
-       u8 enable; /* 0: suspend mode disabled
-                   * 1: suspend mode enabled
-                   */
-       u8 mdtim; /* LP parameter */
-       u8 wow_suspend; /* 0: update by origin policy
-                        * 1: update by wow dtim
-                        */
-       u8 pad[5];
-} __packed;
-
-struct mt7615_gtk_rekey_tlv {
-       __le16 tag;
-       __le16 len;
-       u8 kek[NL80211_KEK_LEN];
-       u8 kck[NL80211_KCK_LEN];
-       u8 replay_ctr[NL80211_REPLAY_CTR_LEN];
-       u8 rekey_mode; /* 0: rekey offload enable
-                       * 1: rekey offload disable
-                       * 2: rekey update
-                       */
-       u8 keyid;
-       u8 pad[2];
-       __le32 proto; /* WPA-RSN-WAPI-OPSN */
-       __le32 pairwise_cipher;
-       __le32 group_cipher;
-       __le32 key_mgmt; /* NONE-PSK-IEEE802.1X */
-       __le32 mgmt_group_cipher;
-       u8 option; /* 1: rekey data update without enabling offload */
-       u8 reserverd[3];
-} __packed;
-
 struct mt7615_roc_tlv {
        u8 bss_idx;
        u8 token;
@@ -361,30 +271,6 @@ struct mt7615_roc_tlv {
        u8 rsv1[8];
 } __packed;
 
-struct mt7615_arpns_tlv {
-       __le16 tag;
-       __le16 len;
-       u8 mode;
-       u8 ips_num;
-       u8 option;
-       u8 pad[1];
-} __packed;
-
-enum {
-       UNI_SUSPEND_MODE_SETTING,
-       UNI_SUSPEND_WOW_CTRL,
-       UNI_SUSPEND_WOW_GPIO_PARAM,
-       UNI_SUSPEND_WOW_WAKEUP_PORT,
-       UNI_SUSPEND_WOW_PATTERN,
-};
-
-enum {
-       UNI_OFFLOAD_OFFLOAD_ARP,
-       UNI_OFFLOAD_OFFLOAD_ND,
-       UNI_OFFLOAD_OFFLOAD_GTK_REKEY,
-       UNI_OFFLOAD_OFFLOAD_BMC_RPY_DETECT,
-};
-
 enum {
        PATCH_NOT_DL_SEM_FAIL    = 0x0,
        PATCH_IS_DL              = 0x1,
index 0173db8..20fef77 100644 (file)
@@ -574,12 +574,6 @@ int mt7615_mac_set_beacon_filter(struct mt7615_phy *phy,
                                 bool enable);
 int mt7615_mcu_set_bss_pm(struct mt7615_dev *dev, struct ieee80211_vif *vif,
                          bool enable);
-int mt7615_mcu_set_hif_suspend(struct mt7615_dev *dev, bool suspend);
-void mt7615_mcu_set_suspend_iter(void *priv, u8 *mac,
-                                struct ieee80211_vif *vif);
-int mt7615_mcu_update_gtk_rekey(struct ieee80211_hw *hw,
-                               struct ieee80211_vif *vif,
-                               struct cfg80211_gtk_rekey_data *key);
 int mt7615_mcu_update_arp_filter(struct ieee80211_hw *hw,
                                 struct ieee80211_vif *vif,
                                 struct ieee80211_bss_conf *info);
index b780149..5ac4193 100644 (file)
@@ -83,7 +83,7 @@ static int mt7615_pci_suspend(struct pci_dev *pdev, pm_message_t state)
        hif_suspend = !test_bit(MT76_STATE_SUSPEND, &dev->mphy.state) &&
                      mt7615_firmware_offload(dev);
        if (hif_suspend) {
-               err = mt7615_mcu_set_hif_suspend(dev, true);
+               err = mt76_connac_mcu_set_hif_suspend(mdev, true);
                if (err)
                        return err;
        }
@@ -131,7 +131,7 @@ restore:
        }
        napi_enable(&mdev->tx_napi);
        if (hif_suspend)
-               mt7615_mcu_set_hif_suspend(dev, false);
+               mt76_connac_mcu_set_hif_suspend(mdev, false);
 
        return err;
 }
@@ -173,7 +173,7 @@ static int mt7615_pci_resume(struct pci_dev *pdev)
 
        if (!test_bit(MT76_STATE_SUSPEND, &dev->mphy.state) &&
            mt7615_firmware_offload(dev))
-               err = mt7615_mcu_set_hif_suspend(dev, false);
+               err = mt76_connac_mcu_set_hif_suspend(mdev, false);
 
        return err;
 }
index ff757c4..305bb85 100644 (file)
@@ -414,7 +414,7 @@ static int mt7663s_suspend(struct device *dev)
            mt7615_firmware_offload(mdev)) {
                int err;
 
-               err = mt7615_mcu_set_hif_suspend(mdev, true);
+               err = mt76_connac_mcu_set_hif_suspend(&mdev->mt76, true);
                if (err < 0)
                        return err;
        }
@@ -453,7 +453,7 @@ static int mt7663s_resume(struct device *dev)
 
        if (!test_bit(MT76_STATE_SUSPEND, &mdev->mphy.state) &&
            mt7615_firmware_offload(mdev))
-               err = mt7615_mcu_set_hif_suspend(mdev, false);
+               err = mt76_connac_mcu_set_hif_suspend(&mdev->mt76, false);
 
        return err;
 }
index 5438b0b..0396ad5 100644 (file)
@@ -169,7 +169,7 @@ static int mt7663u_suspend(struct usb_interface *intf, pm_message_t state)
            mt7615_firmware_offload(dev)) {
                int err;
 
-               err = mt7615_mcu_set_hif_suspend(dev, true);
+               err = mt76_connac_mcu_set_hif_suspend(&dev->mt76, true);
                if (err < 0)
                        return err;
        }
@@ -197,7 +197,7 @@ static int mt7663u_resume(struct usb_interface *intf)
 
        if (!test_bit(MT76_STATE_SUSPEND, &dev->mphy.state) &&
            mt7615_firmware_offload(dev))
-               err = mt7615_mcu_set_hif_suspend(dev, false);
+               err = mt76_connac_mcu_set_hif_suspend(&dev->mt76, false);
 
        return err;
 }
index ed0e605..ee5ebd7 100644 (file)
@@ -1179,5 +1179,312 @@ int mt76_connac_mcu_sched_scan_enable(struct mt76_phy *phy,
 }
 EXPORT_SYMBOL_GPL(mt76_connac_mcu_sched_scan_enable);
 
+#ifdef CONFIG_PM
+
+const struct wiphy_wowlan_support mt76_connac_wowlan_support = {
+       .flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT |
+                WIPHY_WOWLAN_SUPPORTS_GTK_REKEY | WIPHY_WOWLAN_NET_DETECT,
+       .n_patterns = 1,
+       .pattern_min_len = 1,
+       .pattern_max_len = MT76_CONNAC_WOW_PATTEN_MAX_LEN,
+       .max_nd_match_sets = 10,
+};
+EXPORT_SYMBOL_GPL(mt76_connac_wowlan_support);
+
+static void
+mt76_connac_mcu_key_iter(struct ieee80211_hw *hw,
+                        struct ieee80211_vif *vif,
+                        struct ieee80211_sta *sta,
+                        struct ieee80211_key_conf *key,
+                        void *data)
+{
+       struct mt76_connac_gtk_rekey_tlv *gtk_tlv = data;
+       u32 cipher;
+
+       if (key->cipher != WLAN_CIPHER_SUITE_AES_CMAC &&
+           key->cipher != WLAN_CIPHER_SUITE_CCMP &&
+           key->cipher != WLAN_CIPHER_SUITE_TKIP)
+               return;
+
+       if (key->cipher == WLAN_CIPHER_SUITE_TKIP) {
+               gtk_tlv->proto = cpu_to_le32(NL80211_WPA_VERSION_1);
+               cipher = BIT(3);
+       } else {
+               gtk_tlv->proto = cpu_to_le32(NL80211_WPA_VERSION_2);
+               cipher = BIT(4);
+       }
+
+       /* we are assuming here to have a single pairwise key */
+       if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE) {
+               gtk_tlv->pairwise_cipher = cpu_to_le32(cipher);
+               gtk_tlv->group_cipher = cpu_to_le32(cipher);
+               gtk_tlv->keyid = key->keyidx;
+       }
+}
+
+int mt76_connac_mcu_update_gtk_rekey(struct ieee80211_hw *hw,
+                                    struct ieee80211_vif *vif,
+                                    struct cfg80211_gtk_rekey_data *key)
+{
+       struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv;
+       struct mt76_connac_gtk_rekey_tlv *gtk_tlv;
+       struct mt76_phy *phy = hw->priv;
+       struct sk_buff *skb;
+       struct {
+               u8 bss_idx;
+               u8 pad[3];
+       } __packed hdr = {
+               .bss_idx = mvif->idx,
+       };
+
+       skb = mt76_mcu_msg_alloc(phy->dev, NULL,
+                                sizeof(hdr) + sizeof(*gtk_tlv));
+       if (!skb)
+               return -ENOMEM;
+
+       skb_put_data(skb, &hdr, sizeof(hdr));
+       gtk_tlv = (struct mt76_connac_gtk_rekey_tlv *)skb_put(skb,
+                                                        sizeof(*gtk_tlv));
+       gtk_tlv->tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_GTK_REKEY);
+       gtk_tlv->len = cpu_to_le16(sizeof(*gtk_tlv));
+       gtk_tlv->rekey_mode = 2;
+       gtk_tlv->option = 1;
+
+       rcu_read_lock();
+       ieee80211_iter_keys_rcu(hw, vif, mt76_connac_mcu_key_iter, gtk_tlv);
+       rcu_read_unlock();
+
+       memcpy(gtk_tlv->kek, key->kek, NL80211_KEK_LEN);
+       memcpy(gtk_tlv->kck, key->kck, NL80211_KCK_LEN);
+       memcpy(gtk_tlv->replay_ctr, key->replay_ctr, NL80211_REPLAY_CTR_LEN);
+
+       return mt76_mcu_skb_send_msg(phy->dev, skb, MCU_UNI_CMD_OFFLOAD, true);
+}
+EXPORT_SYMBOL_GPL(mt76_connac_mcu_update_gtk_rekey);
+
+static int
+mt76_connac_mcu_set_arp_filter(struct mt76_dev *dev, struct ieee80211_vif *vif,
+                              bool suspend)
+{
+       struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv;
+       struct {
+               struct {
+                       u8 bss_idx;
+                       u8 pad[3];
+               } __packed hdr;
+               struct mt76_connac_arpns_tlv arpns;
+       } req = {
+               .hdr = {
+                       .bss_idx = mvif->idx,
+               },
+               .arpns = {
+                       .tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_ARP),
+                       .len = cpu_to_le16(sizeof(struct mt76_connac_arpns_tlv)),
+                       .mode = suspend,
+               },
+       };
+
+       return mt76_mcu_send_msg(dev, MCU_UNI_CMD_OFFLOAD, &req, sizeof(req),
+                                true);
+}
+
+static int
+mt76_connac_mcu_set_gtk_rekey(struct mt76_dev *dev, struct ieee80211_vif *vif,
+                             bool suspend)
+{
+       struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv;
+       struct {
+               struct {
+                       u8 bss_idx;
+                       u8 pad[3];
+               } __packed hdr;
+               struct mt76_connac_gtk_rekey_tlv gtk_tlv;
+       } __packed req = {
+               .hdr = {
+                       .bss_idx = mvif->idx,
+               },
+               .gtk_tlv = {
+                       .tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_GTK_REKEY),
+                       .len = cpu_to_le16(sizeof(struct mt76_connac_gtk_rekey_tlv)),
+                       .rekey_mode = !suspend,
+               },
+       };
+
+       return mt76_mcu_send_msg(dev, MCU_UNI_CMD_OFFLOAD, &req, sizeof(req),
+                                true);
+}
+
+static int
+mt76_connac_mcu_set_suspend_mode(struct mt76_dev *dev,
+                                struct ieee80211_vif *vif,
+                                bool enable, u8 mdtim,
+                                bool wow_suspend)
+{
+       struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv;
+       struct {
+               struct {
+                       u8 bss_idx;
+                       u8 pad[3];
+               } __packed hdr;
+               struct mt76_connac_suspend_tlv suspend_tlv;
+       } req = {
+               .hdr = {
+                       .bss_idx = mvif->idx,
+               },
+               .suspend_tlv = {
+                       .tag = cpu_to_le16(UNI_SUSPEND_MODE_SETTING),
+                       .len = cpu_to_le16(sizeof(struct mt76_connac_suspend_tlv)),
+                       .enable = enable,
+                       .mdtim = mdtim,
+                       .wow_suspend = wow_suspend,
+               },
+       };
+
+       return mt76_mcu_send_msg(dev, MCU_UNI_CMD_SUSPEND, &req, sizeof(req),
+                                true);
+}
+
+static int
+mt76_connac_mcu_set_wow_pattern(struct mt76_dev *dev,
+                               struct ieee80211_vif *vif,
+                               u8 index, bool enable,
+                               struct cfg80211_pkt_pattern *pattern)
+{
+       struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv;
+       struct mt76_connac_wow_pattern_tlv *ptlv;
+       struct sk_buff *skb;
+       struct req_hdr {
+               u8 bss_idx;
+               u8 pad[3];
+       } __packed hdr = {
+               .bss_idx = mvif->idx,
+       };
+
+       skb = mt76_mcu_msg_alloc(dev, NULL, sizeof(hdr) + sizeof(*ptlv));
+       if (!skb)
+               return -ENOMEM;
+
+       skb_put_data(skb, &hdr, sizeof(hdr));
+       ptlv = (struct mt76_connac_wow_pattern_tlv *)skb_put(skb, sizeof(*ptlv));
+       ptlv->tag = cpu_to_le16(UNI_SUSPEND_WOW_PATTERN);
+       ptlv->len = cpu_to_le16(sizeof(*ptlv));
+       ptlv->data_len = pattern->pattern_len;
+       ptlv->enable = enable;
+       ptlv->index = index;
+
+       memcpy(ptlv->pattern, pattern->pattern, pattern->pattern_len);
+       memcpy(ptlv->mask, pattern->mask, pattern->pattern_len / 8);
+
+       return mt76_mcu_skb_send_msg(dev, skb, MCU_UNI_CMD_SUSPEND, true);
+}
+
+static int
+mt76_connac_mcu_set_wow_ctrl(struct mt76_phy *phy, struct ieee80211_vif *vif,
+                            bool suspend, struct cfg80211_wowlan *wowlan)
+{
+       struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv;
+       struct mt76_dev *dev = phy->dev;
+       struct {
+               struct {
+                       u8 bss_idx;
+                       u8 pad[3];
+               } __packed hdr;
+               struct mt76_connac_wow_ctrl_tlv wow_ctrl_tlv;
+               struct mt76_connac_wow_gpio_param_tlv gpio_tlv;
+       } req = {
+               .hdr = {
+                       .bss_idx = mvif->idx,
+               },
+               .wow_ctrl_tlv = {
+                       .tag = cpu_to_le16(UNI_SUSPEND_WOW_CTRL),
+                       .len = cpu_to_le16(sizeof(struct mt76_connac_wow_ctrl_tlv)),
+                       .cmd = suspend ? 1 : 2,
+               },
+               .gpio_tlv = {
+                       .tag = cpu_to_le16(UNI_SUSPEND_WOW_GPIO_PARAM),
+                       .len = cpu_to_le16(sizeof(struct mt76_connac_wow_gpio_param_tlv)),
+                       .gpio_pin = 0xff, /* follow fw about GPIO pin */
+               },
+       };
+
+       if (wowlan->magic_pkt)
+               req.wow_ctrl_tlv.trigger |= BIT(0);
+       if (wowlan->disconnect)
+               req.wow_ctrl_tlv.trigger |= BIT(2);
+       if (wowlan->nd_config) {
+               mt76_connac_mcu_sched_scan_req(phy, vif, wowlan->nd_config);
+               req.wow_ctrl_tlv.trigger |= BIT(5);
+               mt76_connac_mcu_sched_scan_enable(phy, vif, suspend);
+       }
+
+       if (mt76_is_mmio(dev))
+               req.wow_ctrl_tlv.wakeup_hif = WOW_PCIE;
+       else if (mt76_is_usb(dev))
+               req.wow_ctrl_tlv.wakeup_hif = WOW_USB;
+       else if (mt76_is_sdio(dev))
+               req.wow_ctrl_tlv.wakeup_hif = WOW_GPIO;
+
+       return mt76_mcu_send_msg(dev, MCU_UNI_CMD_SUSPEND, &req, sizeof(req),
+                                true);
+}
+
+int mt76_connac_mcu_set_hif_suspend(struct mt76_dev *dev, bool suspend)
+{
+       struct {
+               struct {
+                       u8 hif_type; /* 0x0: HIF_SDIO
+                                     * 0x1: HIF_USB
+                                     * 0x2: HIF_PCIE
+                                     */
+                       u8 pad[3];
+               } __packed hdr;
+               struct hif_suspend_tlv {
+                       __le16 tag;
+                       __le16 len;
+                       u8 suspend;
+               } __packed hif_suspend;
+       } req = {
+               .hif_suspend = {
+                       .tag = cpu_to_le16(0), /* 0: UNI_HIF_CTRL_BASIC */
+                       .len = cpu_to_le16(sizeof(struct hif_suspend_tlv)),
+                       .suspend = suspend,
+               },
+       };
+
+       if (mt76_is_mmio(dev))
+               req.hdr.hif_type = 2;
+       else if (mt76_is_usb(dev))
+               req.hdr.hif_type = 1;
+       else if (mt76_is_sdio(dev))
+               req.hdr.hif_type = 0;
+
+       return mt76_mcu_send_msg(dev, MCU_UNI_CMD_HIF_CTRL, &req, sizeof(req),
+                                true);
+}
+EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_hif_suspend);
+
+void mt76_connac_mcu_set_suspend_iter(void *priv, u8 *mac,
+                                     struct ieee80211_vif *vif)
+{
+       struct mt76_phy *phy = priv;
+       bool suspend = test_bit(MT76_STATE_SUSPEND, &phy->state);
+       struct ieee80211_hw *hw = phy->hw;
+       struct cfg80211_wowlan *wowlan = hw->wiphy->wowlan_config;
+       int i;
+
+       mt76_connac_mcu_set_gtk_rekey(phy->dev, vif, suspend);
+       mt76_connac_mcu_set_arp_filter(phy->dev, vif, suspend);
+
+       mt76_connac_mcu_set_suspend_mode(phy->dev, vif, suspend, 1, true);
+
+       for (i = 0; i < wowlan->n_patterns; i++)
+               mt76_connac_mcu_set_wow_pattern(phy->dev, vif, i, suspend,
+                                               &wowlan->patterns[i]);
+       mt76_connac_mcu_set_wow_ctrl(phy, vif, suspend, wowlan);
+}
+EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_suspend_iter);
+
+#endif /* CONFIG_PM */
+
 MODULE_AUTHOR("Lorenzo Bianconi <lorenzo@kernel.org>");
 MODULE_LICENSE("Dual BSD/GPL");
index 8b6c1cd..c8f5565 100644 (file)
@@ -611,6 +611,27 @@ enum {
        UNI_BSS_INFO_UAPSD = 19,
 };
 
+enum {
+       UNI_OFFLOAD_OFFLOAD_ARP,
+       UNI_OFFLOAD_OFFLOAD_ND,
+       UNI_OFFLOAD_OFFLOAD_GTK_REKEY,
+       UNI_OFFLOAD_OFFLOAD_BMC_RPY_DETECT,
+};
+
+enum {
+       UNI_SUSPEND_MODE_SETTING,
+       UNI_SUSPEND_WOW_CTRL,
+       UNI_SUSPEND_WOW_GPIO_PARAM,
+       UNI_SUSPEND_WOW_WAKEUP_PORT,
+       UNI_SUSPEND_WOW_PATTERN,
+};
+
+enum {
+       WOW_USB = 1,
+       WOW_PCIE = 2,
+       WOW_GPIO = 3,
+};
+
 struct mt76_connac_bss_basic_tlv {
        __le16 tag;
        __le16 len;
@@ -790,6 +811,102 @@ struct bss_info_uni_he {
        u8 rsv[2];
 } __packed;
 
+struct mt76_connac_gtk_rekey_tlv {
+       __le16 tag;
+       __le16 len;
+       u8 kek[NL80211_KEK_LEN];
+       u8 kck[NL80211_KCK_LEN];
+       u8 replay_ctr[NL80211_REPLAY_CTR_LEN];
+       u8 rekey_mode; /* 0: rekey offload enable
+                       * 1: rekey offload disable
+                       * 2: rekey update
+                       */
+       u8 keyid;
+       u8 pad[2];
+       __le32 proto; /* WPA-RSN-WAPI-OPSN */
+       __le32 pairwise_cipher;
+       __le32 group_cipher;
+       __le32 key_mgmt; /* NONE-PSK-IEEE802.1X */
+       __le32 mgmt_group_cipher;
+       u8 option; /* 1: rekey data update without enabling offload */
+       u8 reserverd[3];
+} __packed;
+
+#define MT76_CONNAC_WOW_MASK_MAX_LEN                   16
+#define MT76_CONNAC_WOW_PATTEN_MAX_LEN                 128
+
+struct mt76_connac_wow_pattern_tlv {
+       __le16 tag;
+       __le16 len;
+       u8 index; /* pattern index */
+       u8 enable; /* 0: disable
+                   * 1: enable
+                   */
+       u8 data_len; /* pattern length */
+       u8 pad;
+       u8 mask[MT76_CONNAC_WOW_MASK_MAX_LEN];
+       u8 pattern[MT76_CONNAC_WOW_PATTEN_MAX_LEN];
+       u8 rsv[4];
+} __packed;
+
+struct mt76_connac_wow_ctrl_tlv {
+       __le16 tag;
+       __le16 len;
+       u8 cmd; /* 0x1: PM_WOWLAN_REQ_START
+                * 0x2: PM_WOWLAN_REQ_STOP
+                * 0x3: PM_WOWLAN_PARAM_CLEAR
+                */
+       u8 trigger; /* 0: NONE
+                    * BIT(0): NL80211_WOWLAN_TRIG_MAGIC_PKT
+                    * BIT(1): NL80211_WOWLAN_TRIG_ANY
+                    * BIT(2): NL80211_WOWLAN_TRIG_DISCONNECT
+                    * BIT(3): NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE
+                    * BIT(4): BEACON_LOST
+                    * BIT(5): NL80211_WOWLAN_TRIG_NET_DETECT
+                    */
+       u8 wakeup_hif; /* 0x0: HIF_SDIO
+                       * 0x1: HIF_USB
+                       * 0x2: HIF_PCIE
+                       * 0x3: HIF_GPIO
+                       */
+       u8 pad;
+       u8 rsv[4];
+} __packed;
+
+struct mt76_connac_wow_gpio_param_tlv {
+       __le16 tag;
+       __le16 len;
+       u8 gpio_pin;
+       u8 trigger_lvl;
+       u8 pad[2];
+       __le32 gpio_interval;
+       u8 rsv[4];
+} __packed;
+
+struct mt76_connac_arpns_tlv {
+       __le16 tag;
+       __le16 len;
+       u8 mode;
+       u8 ips_num;
+       u8 option;
+       u8 pad[1];
+} __packed;
+
+struct mt76_connac_suspend_tlv {
+       __le16 tag;
+       __le16 len;
+       u8 enable; /* 0: suspend mode disabled
+                   * 1: suspend mode enabled
+                   */
+       u8 mdtim; /* LP parameter */
+       u8 wow_suspend; /* 0: update by origin policy
+                        * 1: update by wow dtim
+                        */
+       u8 pad[5];
+} __packed;
+
+extern const struct wiphy_wowlan_support mt76_connac_wowlan_support;
+
 struct sk_buff *
 mt76_connac_mcu_alloc_sta_req(struct mt76_dev *dev, struct mt76_vif *mvif,
                              struct mt76_wcid *wcid);
@@ -864,5 +981,10 @@ int mt76_connac_mcu_sched_scan_req(struct mt76_phy *phy,
 int mt76_connac_mcu_sched_scan_enable(struct mt76_phy *phy,
                                      struct ieee80211_vif *vif,
                                      bool enable);
-
+int mt76_connac_mcu_update_gtk_rekey(struct ieee80211_hw *hw,
+                                    struct ieee80211_vif *vif,
+                                    struct cfg80211_gtk_rekey_data *key);
+int mt76_connac_mcu_set_hif_suspend(struct mt76_dev *dev, bool suspend);
+void mt76_connac_mcu_set_suspend_iter(void *priv, u8 *mac,
+                                     struct ieee80211_vif *vif);
 #endif /* __MT76_CONNAC_MCU_H */