Commit 73741b9b authored by Sean Wang's avatar Sean Wang Committed by Felix Fietkau
Browse files

mt76: mt7663: introduce ARP filter offload 



Introduce ARP filter offload

Co-developed-by: default avatarWan-Feng Jiang <Wan-Feng.Jiang@mediatek.com>
Signed-off-by: default avatarWan-Feng Jiang <Wan-Feng.Jiang@mediatek.com>
Co-developed-by: default avatarSoul Huang <Soul.Huang@mediatek.com>
Signed-off-by: default avatarSoul Huang <Soul.Huang@mediatek.com>
Co-developed-by: default avatarLorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: default avatarLorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: default avatarSean Wang <sean.wang@mediatek.com>
Signed-off-by: default avatarFelix Fietkau <nbd@nbd.name>
parent be49c535

drivers/net/wireless/mediatek/mt76/mt7615/main.c

+3 −0
Original line number Diff line number Diff line
@@ -491,6 +491,9 @@ static void mt7615_bss_info_changed(struct ieee80211_hw *hw, 
	if (changed & BSS_CHANGED_PS)

		mt7615_mcu_set_vif_ps(dev, vif);



	if (changed & BSS_CHANGED_ARP_FILTER)

		mt7615_mcu_update_arp_filter(hw, vif, info);



	mutex_unlock(&dev->mt76.mutex);

}

drivers/net/wireless/mediatek/mt76/mt7615/mcu.c

+74 −0
Original line number Diff line number Diff line
@@ -3542,6 +3542,32 @@ mt7615_mcu_set_gtk_rekey(struct mt7615_dev *dev, 
				   &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->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)

{
@@ -3554,6 +3580,7 @@ void mt7615_mcu_set_suspend_iter(void *priv, u8 *mac, 
	mt7615_mcu_set_bss_pm(phy->dev, vif, suspend);



	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);
@@ -3653,6 +3680,53 @@ int mt7615_mcu_set_roc(struct mt7615_phy *phy, struct ieee80211_vif *vif, 
				   sizeof(req), false);

}



int mt7615_mcu_update_arp_filter(struct ieee80211_hw *hw,

				 struct ieee80211_vif *vif,

				 struct ieee80211_bss_conf *info)

{

	struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;

	struct mt7615_dev *dev = mt7615_hw_dev(hw);

	struct sk_buff *skb;

	int i, len = min_t(int, info->arp_addr_cnt,

			   IEEE80211_BSS_ARP_ADDR_LIST_LEN);

	struct {

		struct {

			u8 bss_idx;

			u8 pad[3];

		} __packed hdr;

		struct mt7615_arpns_tlv arp;

	} req_hdr = {

		.hdr = {

			.bss_idx = mvif->idx,

		},

		.arp = {

			.tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_ARP),

			.len = cpu_to_le16(sizeof(struct mt7615_arpns_tlv)),

			.ips_num = len,

			.mode = 2,  /* update */

			.option = 1,

		},

	};



	if (!mt7615_firmware_offload(dev))

		return 0;



	skb = mt76_mcu_msg_alloc(&dev->mt76, NULL,

				 sizeof(req_hdr) + len * sizeof(__be32));

	if (!skb)

		return -ENOMEM;



	skb_put_data(skb, &req_hdr, sizeof(req_hdr));

	for (i = 0; i < len; i++) {

		u8 *addr = (u8 *)skb_put(skb, sizeof(__be32));



		memcpy(addr, &info->arp_addr_list[i], sizeof(__be32));

	}



	return __mt76_mcu_skb_send_msg(&dev->mt76, skb,

				       MCU_UNI_CMD_OFFLOAD, true);

}



int mt7615_mcu_set_p2p_oppps(struct ieee80211_hw *hw,

			     struct ieee80211_vif *vif)

{

drivers/net/wireless/mediatek/mt76/mt7615/mcu.h

+11 −2
Original line number Diff line number Diff line
@@ -545,6 +545,15 @@ 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;



/* offload mcu commands */

enum {

	MCU_CMD_START_HW_SCAN = MCU_CE_PREFIX | 0x03,
@@ -580,8 +589,8 @@ enum { 
};



enum {

	UNI_OFFLOAD_OFFLOAD_ARPNS_IPV4,

	UNI_OFFLOAD_OFFLOAD_ARPNS_IPV6,

	UNI_OFFLOAD_OFFLOAD_ARP,

	UNI_OFFLOAD_OFFLOAD_ND,

	UNI_OFFLOAD_OFFLOAD_GTK_REKEY,

	UNI_OFFLOAD_OFFLOAD_BMC_RPY_DETECT,

};

drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h

+3 −1
Original line number Diff line number Diff line
@@ -586,7 +586,9 @@ void mt7615_mcu_set_suspend_iter(void *priv, u8 *mac, 
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);

int __mt7663_load_firmware(struct mt7615_dev *dev);



/* usb */