diff options
| author | Stanislaw Gruszka <sgruszka@redhat.com> | 2018-09-25 08:49:48 +0200 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2018-10-01 12:34:15 +0200 |
| commit | d6500cf3700f169cee63135a01808f6e75df3064 (patch) | |
| tree | 592c184f651092ea9447911fc324a87fa8ca250b /drivers/net/wireless/mediatek | |
| parent | 606f8e343349680b8f3123ee66be8fdc8cc43550 (diff) | |
mt76x0: add quirk to disable 2.4GHz band for Archer T1U
TP-LINK Archer T1U do not support 2.4GHz band despite EEPROM
reports that. Add quirk to mask out 2.4GHz support.
Reported-by: Sid Hayn <sidhayn@gmail.com>
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'drivers/net/wireless/mediatek')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c | 5 | ||||
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt76x0/mt76x0.h | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt76x0/usb.c | 7 |
3 files changed, 13 insertions, 1 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c b/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c index 18bd80adbb51..3d712f6d7078 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c @@ -62,6 +62,11 @@ static void mt76x0_set_chip_cap(struct mt76x0_dev *dev) dev_dbg(dev->mt76.dev, "2GHz %d 5GHz %d\n", dev->mt76.cap.has_2ghz, dev->mt76.cap.has_5ghz); + if (dev->no_2ghz) { + dev->mt76.cap.has_2ghz = false; + dev_dbg(dev->mt76.dev, "mask out 2GHz support\n"); + } + if (!mt76x02_field_valid(nic_conf1 & 0xff)) nic_conf1 &= 0xff00; diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/mt76x0.h b/drivers/net/wireless/mediatek/mt76/mt76x0/mt76x0.h index 7e131241344b..242abab69cdb 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/mt76x0.h +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/mt76x0.h @@ -108,6 +108,8 @@ struct mt76x0_dev { u8 agc_save; u16 chainmask; + bool no_2ghz; + struct mac_stats stats; }; diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c b/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c index 7647d84e59f5..0d563462871f 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c @@ -45,7 +45,8 @@ static struct usb_device_id mt76x0_device_table[] = { { USB_DEVICE(0x20f4, 0x806b) }, /* TRENDnet TEW-806UBH */ { USB_DEVICE(0x7392, 0xc711) }, /* Devolo Wifi ac Stick */ { USB_DEVICE(0x0df6, 0x0079) }, /* Sitecom Europe B.V. ac Stick */ - { USB_DEVICE(0x2357, 0x0105) }, /* TP-LINK Archer T1U */ + { USB_DEVICE(0x2357, 0x0105), + .driver_info = 1, }, /* TP-LINK Archer T1U */ { USB_DEVICE_AND_INTERFACE_INFO(0x0E8D, 0x7630, 0xff, 0x2, 0xff)}, /* MT7630U */ { USB_DEVICE_AND_INTERFACE_INFO(0x0E8D, 0x7650, 0xff, 0x2, 0xff)}, /* MT7650U */ { 0, } @@ -222,6 +223,10 @@ static int mt76x0u_probe(struct usb_interface *usb_intf, if (!dev) return -ENOMEM; + /* Quirk for Archer T1U */ + if (id->driver_info) + dev->no_2ghz = true; + usb_dev = usb_get_dev(usb_dev); usb_reset_device(usb_dev); |