gitops/mt76
1
0
Fork 0
mirror of https://github.com/outbackdingo/mt76.git synced 2026-10-24 13:26:48 +00:00
Code Issues Packages Projects Releases Wiki Activity

mt76: mt7921: fix inappropriate WoW setup with the missing ARP informaiton

Browse Source 
Fix the Wake-on-WoWLAN failure should rely on ARP Information is being
updated in time to the firmware.

Fixes: ffa1bf97425b ("mt76: mt7921: introduce PM support")
Signed-off-by: Sean Wang <[email protected]>
Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Sean Wang
2021-04-07 10:55:33 +02:00
committed by Felix Fietkau
parent 5e764ec9be
commit cf0badbc04
3 changed files with 50 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
mt7921/main.c
+3
View File
@@ -626,6 +626,9 @@ static void mt7921_bss_info_changed(struct ieee80211_hw *hw,
if (changed & BSS_CHANGED_ASSOC)
mt7921_bss_bcnft_apply(dev, vif, info->assoc);
if (changed & BSS_CHANGED_ARP_FILTER)
mt7921_mcu_update_arp_filter(hw, vif, info);
mt7921_mutex_release(dev);
}
mt7921/mcu.c
+44
View File
@@ -1326,3 +1326,47 @@ mt7921_pm_interface_iter(void *priv, u8 *mac, struct ieee80211_vif *vif)
mt76_clear(dev, MT_WF_RFCR(0), MT_WF_RFCR_DROP_OTHER_BEACON);
}
}
int mt7921_mcu_update_arp_filter(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_bss_conf *info)
{
struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv;
struct mt7921_dev *dev = mt7921_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 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 mt76_connac_arpns_tlv)),
.ips_num = len,
.mode = 2, /* update */
.option = 1,
},
};
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);
}
mt7921/mt7921.h
+3
View File
@@ -348,4 +348,7 @@ int mt7921_mac_set_beacon_filter(struct mt7921_phy *phy,
bool enable);
void mt7921_pm_interface_iter(void *priv, u8 *mac, struct ieee80211_vif *vif);
void mt7921_coredump_work(struct work_struct *work);
int mt7921_mcu_update_arp_filter(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_bss_conf *info);
#endif