diff options
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mcu.c')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mcu.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mcu.c b/drivers/net/wireless/mediatek/mt76/mcu.c index ade61a5334c6..118272cabe16 100644 --- a/drivers/net/wireless/mediatek/mt76/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mcu.c @@ -50,3 +50,35 @@ void mt76_mcu_rx_event(struct mt76_dev *dev, struct sk_buff *skb) wake_up(&dev->mcu.wait); } EXPORT_SYMBOL_GPL(mt76_mcu_rx_event); + +int mt76_mcu_skb_send_msg(struct mt76_dev *dev, struct sk_buff *skb, + int cmd, bool wait_resp) +{ + unsigned long expires; + int ret, seq; + + mutex_lock(&dev->mcu.mutex); + + ret = dev->mcu_ops->mcu_skb_send_msg(dev, skb, cmd, &seq); + if (ret < 0) + goto out; + + if (!wait_resp) { + ret = 0; + goto out; + } + + expires = jiffies + dev->mcu.timeout; + + do { + skb = mt76_mcu_get_response(dev, expires); + ret = dev->mcu_ops->mcu_parse_response(dev, cmd, skb, seq); + dev_kfree_skb(skb); + } while (ret == -EAGAIN); + +out: + mutex_unlock(&dev->mcu.mutex); + + return ret; +} +EXPORT_SYMBOL_GPL(mt76_mcu_skb_send_msg); |