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Rearrange the code in USB_DETACH, so that it's like NetBSD's.

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No functional change.
This commit is contained in:
Josef Karthauser 2002-01-26 13:52:53 +00:00
parent 3d21044dd1
commit 7fac607b74
1 changed files with 39 additions and 14 deletions
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53
sys/dev/usb/usb.c
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@ -1,4 +1,4 @@
/* $NetBSD: usb.c,v 1.37 2000/01/24 18:35:51 thorpej Exp $ */
/* $NetBSD: usb.c,v 1.38 2000/02/02 07:33:59 augustss Exp $ */
/* $FreeBSD$ */
/*
@ -163,6 +163,7 @@ Static int usb_nevents = 0;
Static struct selinfo usb_selevent;
Static struct proc *usb_async_proc; /* process that wants USB SIGIO */
Static int usb_dev_open = 0;
Static void usb_add_event(int, struct usb_event *);
Static int usb_get_next_event(struct usb_event *);
@ -201,6 +202,7 @@ USB_ATTACH(usb)
usbd_device_handle dev;
usbd_status err;
int usbrev;
struct usb_event ue;
sc->sc_dev = self;
@ -226,6 +228,9 @@ USB_ATTACH(usb)
if (cold)
sc->sc_bus->use_polling++;
ue.u.ue_ctrlr.ue_bus = USBDEVUNIT(sc->sc_dev);
usb_add_event(USB_EVENT_CTRLR_ATTACH, &ue);
err = usbd_new_device(USBDEV(sc->sc_dev), sc->sc_bus, 0, 0, 0,
&sc->sc_port);
if (!err) {
@ -631,13 +636,40 @@ usb_get_next_event(struct usb_event *ue)
}
void
usbd_add_event(int type, usbd_device_handle dev)
usbd_add_dev_event(int type, usbd_device_handle udev)
{
struct usb_event ue;
usbd_fill_deviceinfo(udev, &ue.u.ue_device);
usb_add_event(type, &ue);
}
void
usbd_add_drv_event(int type, usbd_device_handle udev, device_ptr_t dev)
{
struct usb_event ue;
ue.u.ue_driver.ue_cookie = udev->cookie;
strncpy(ue.u.ue_driver.ue_devname, USBDEVPTRNAME(dev),
sizeof ue.u.ue_driver.ue_devname);
usb_add_event(type, &ue);
}
void
usb_add_event(int type, struct usb_event *uep)
{
struct usb_event_q *ueq, *ueq_next;
struct usb_event ue;
struct timeval thetime;
int s;
microtime(&thetime);
/* Don't want to wait here inside splusb() */
ueq = malloc(sizeof *ueq, M_USBDEV, M_WAITOK);
ueq->ue = *uep;
ueq->ue.ue_type = type;
TIMEVAL_TO_TIMESPEC(&thetime, &ueq->ue.ue_time);
s = splusb();
if (type == USB_EVENT_CTRLR_DETACH) {
for (ueq = TAILQ_FIRST(&usb_events); ueq; ueq = ueq_next) {
@ -655,18 +687,6 @@ usbd_add_event(int type, usbd_device_handle dev)
DPRINTF(("usb: event dropped\n"));
(void)usb_get_next_event(&ue);
}
/* Don't want to wait here inside splusb() */
ueq = malloc(sizeof *ueq, M_USBDEV, M_NOWAIT);
if (ueq == NULL) {
printf("usb: no memory, event dropped\n");
splx(s);
return;
}
ueq->ue.ue_type = type;
ueq->ue.u.ue_driver.ue_cookie = dev->cookie;
usbd_fill_deviceinfo(dev, &ueq->ue.u.ue_device, 0);
microtime(&thetime);
TIMEVAL_TO_TIMESPEC(&thetime, &ueq->ue.ue_time);
TAILQ_INSERT_TAIL(&usb_events, ueq, next);
usb_nevents++;
wakeup(&usb_events);
@ -713,6 +733,7 @@ int
usb_detach(device_ptr_t self, int flags)
{
struct usb_softc *sc = (struct usb_softc *)self;
struct usb_event ue;
DPRINTF(("usb_detach: start\n"));
@ -732,6 +753,10 @@ usb_detach(device_ptr_t self, int flags)
}
usbd_finish();
ue.u.ue_ctrlr.ue_bus = USBDEVUNIT(sc->sc_dev);
usb_add_event(USB_EVENT_CTRLR_DETACH, &ue);
return (0);
}
#elif defined(__FreeBSD__)