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Add function to wait for USB ethernet attach to complete.

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MFC after:	1 week
Sponsored by:	Mellanox Technologies
This commit is contained in:
Hans Petter Selasky 2018-05-24 15:24:42 +00:00
parent d5591551a8
commit 0c89167c76
2 changed files with 12 additions and 0 deletions
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11
sys/dev/usb/net/usb_ethernet.c
View File

@ -190,6 +190,17 @@ uether_ifattach(struct usb_ether *ue)
return (error);
}
void
uether_ifattach_wait(struct usb_ether *ue)
{
UE_LOCK(ue);
usb_proc_mwait(&ue->ue_tq,
&ue->ue_sync_task[0].hdr,
&ue->ue_sync_task[1].hdr);
UE_UNLOCK(ue);
}
static void
ue_attach_post_task(struct usb_proc_msg *_task)
{

1
sys/dev/usb/net/usb_ethernet.h
View File

@ -113,6 +113,7 @@ struct ifnet *uether_getifp(struct usb_ether *);
struct mii_data *uether_getmii(struct usb_ether *);
void *uether_getsc(struct usb_ether *);
int uether_ifattach(struct usb_ether *);
void uether_ifattach_wait(struct usb_ether *);
void uether_ifdetach(struct usb_ether *);
int uether_ifmedia_upd(struct ifnet *);
void uether_init(void *);