Add AP mode support to mt7601u chipset.
Simply tested it with firmware version
201302052146 and it seems working fine.

Run-tested-by: Lintel Huang <lintel.huang@gmail.com>
Signed-off-by: Chukun Pan <amadeus@jmu.edu.cn>
---
 drivers/net/wireless/mediatek/mt7601u/init.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/mediatek/mt7601u/init.c b/drivers/net/wireless/mediatek/mt7601u/init.c
index 5d9e952b2966..d18800b41704 100644
--- a/drivers/net/wireless/mediatek/mt7601u/init.c
+++ b/drivers/net/wireless/mediatek/mt7601u/init.c
@@ -609,7 +609,8 @@ int mt7601u_register_device(struct mt7601u_dev *dev)
 	SET_IEEE80211_PERM_ADDR(hw, dev->macaddr);
 
 	wiphy->features |= NL80211_FEATURE_ACTIVE_MONITOR;
-	wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION);
+	wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
+				 BIT(NL80211_IFTYPE_AP);
 	wiphy->flags |= WIPHY_FLAG_SUPPORTS_TDLS;
 
 	wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_CQM_RSSI_LIST);
-- 
2.25.1

On Tue, 26 Jul 2022 00:16:03 +0800 Chukun Pan wrote:
> Add AP mode support to mt7601u chipset.
> Simply tested it with firmware version
> 201302052146 and it seems working fine.

The chipset does not support CAB properly, trying to run APs on it is 
a waste of everyone's time. Just buy better HW if you need AP mode.
These are $5 dongles so I hope the suggestion is acceptable.