diff options
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt7925/usb.c')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7925/usb.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/usb.c b/drivers/net/wireless/mediatek/mt76/mt7925/usb.c index 682db1bab21c..4dfbc1b6cfdd 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7925/usb.c +++ b/drivers/net/wireless/mediatek/mt76/mt7925/usb.c @@ -243,14 +243,19 @@ static int mt7925u_suspend(struct usb_interface *intf, pm_message_t state) { struct mt792x_dev *dev = usb_get_intfdata(intf); struct mt76_connac_pm *pm = &dev->pm; - int err; + int err, ret; pm->suspended = true; + dev->hif_resumed = false; flush_work(&dev->reset_work); - err = mt76_connac_mcu_set_hif_suspend(&dev->mt76, true); - if (err) + mt76_connac_mcu_set_hif_suspend(&dev->mt76, true, false); + ret = wait_event_timeout(dev->wait, + dev->hif_idle, 3 * HZ); + if (!ret) { + err = -ETIMEDOUT; goto failed; + } mt76u_stop_rx(&dev->mt76); mt76u_stop_tx(&dev->mt76); @@ -271,8 +276,9 @@ static int mt7925u_resume(struct usb_interface *intf) struct mt792x_dev *dev = usb_get_intfdata(intf); struct mt76_connac_pm *pm = &dev->pm; bool reinit = true; - int err, i; + int err, i, ret; + dev->hif_idle = false; for (i = 0; i < 10; i++) { u32 val = mt76_rr(dev, MT_WF_SW_DEF_CR_USB_MCU_EVENT); @@ -298,7 +304,11 @@ static int mt7925u_resume(struct usb_interface *intf) if (err < 0) goto failed; - err = mt76_connac_mcu_set_hif_suspend(&dev->mt76, false); + mt76_connac_mcu_set_hif_suspend(&dev->mt76, false, false); + ret = wait_event_timeout(dev->wait, + dev->hif_resumed, 3 * HZ); + if (!ret) + err = -ETIMEDOUT; failed: pm->suspended = false; |