From patchwork Wed Jan 20 22:14:38 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Bianconi X-Patchwork-Id: 367596 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 59E26C433E9 for ; Wed, 20 Jan 2021 23:42:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2D3582360D for ; Wed, 20 Jan 2021 23:42:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388268AbhATWgT (ORCPT ); Wed, 20 Jan 2021 17:36:19 -0500 Received: from mail.kernel.org ([198.145.29.99]:38514 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389244AbhATWPx (ORCPT ); Wed, 20 Jan 2021 17:15:53 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 17A7D2360D; Wed, 20 Jan 2021 22:15:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1611180910; bh=FbZXjAQM3qrj8keDKd9rdGp07BdsPRDn2CwmXtnkurM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=q9e7f33wp5TyCIP+q1b++MKqlJg/ebbnQF04ZPdWnTUUDj9Ss3a4ua7CHp8dahvc2 MgLb8VwjqTDyCbOAGM6P0NdD+t+YciuRR3GoDw+ajiOoThNdmwMtc4rJ1v2/QodLIX VO9b8IjUOVvAu/cDZ2j8eE2ckFyBFieel1FBk0jADe/+UmCg3390Gb8QweE1yY+F30 wqnM8MY9ZkSkFa3twMsetqyG6mBZYlD4pSB0DpBPSUD37DUP+KzvJpXlv8G8BW8YTT NmBO4AntI493mBCQ7sTdAgEV5x1t6T2+ZSNnedGft4gqlmpo2PwL83bOMpRGp6dTf2 PRJ49izxB6ISA== From: Lorenzo Bianconi To: nbd@nbd.name Cc: lorenzo.bianconi@redhat.com, linux-wireless@vger.kernel.org, sean.wang@mediatek.com Subject: [PATCH 4/6] mt76: mt76_connac: move WoW and suspend code in mt76_connac_mcu module Date: Wed, 20 Jan 2021 23:14:38 +0100 Message-Id: X-Mailer: git-send-email 2.29.2 In-Reply-To: References: MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org 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 --- .../net/wireless/mediatek/mt76/mt7615/main.c | 16 +- .../net/wireless/mediatek/mt76/mt7615/mcu.c | 310 +----------------- .../net/wireless/mediatek/mt76/mt7615/mcu.h | 114 ------- .../wireless/mediatek/mt76/mt7615/mt7615.h | 6 - .../net/wireless/mediatek/mt76/mt7615/pci.c | 6 +- .../net/wireless/mediatek/mt76/mt7615/sdio.c | 4 +- .../net/wireless/mediatek/mt76/mt7615/usb.c | 4 +- .../wireless/mediatek/mt76/mt76_connac_mcu.c | 307 +++++++++++++++++ .../wireless/mediatek/mt76/mt76_connac_mcu.h | 124 ++++++- 9 files changed, 449 insertions(+), 442 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/main.c b/drivers/net/wireless/mediatek/mt76/mt7615/main.c index 985f2ec268dc..f726378fe9ea 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/main.c @@ -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 */ diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c index 1d0bc5f67f0b..cec45ef813c8 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c @@ -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->common.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->common.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->common.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->common.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->common.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->common.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->common.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, diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.h b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.h index 69f94b766938..446c6abf44d8 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.h +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.h @@ -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, diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h b/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h index 6dbcddaf205f..a03dd26d4970 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h @@ -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); diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/pci.c b/drivers/net/wireless/mediatek/mt76/mt7615/pci.c index b78014926f1f..5ac4193b770c 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/pci.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/pci.c @@ -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 @@ static int mt7615_pci_suspend(struct pci_dev *pdev, pm_message_t state) } 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; } diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/sdio.c b/drivers/net/wireless/mediatek/mt76/mt7615/sdio.c index ff757c4a2377..305bb8597531 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/sdio.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/sdio.c @@ -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; } diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/usb.c b/drivers/net/wireless/mediatek/mt76/mt7615/usb.c index 5438b0ba461f..0396ad532ba6 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/usb.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/usb.c @@ -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; } diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c index ed0e605d1c0b..ee5ebd7259a7 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c @@ -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 "); MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h index ae923c500231..f9a30d70b79a 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h +++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h @@ -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 */