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MFNetBSD: ohci.c (1.114), ohcivar.h (1.29)

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date: 2001/11/21 02:41:18;  author: augustss;
    Use a task to perform the timeout abort so we have a process context when
    sleeping.
This commit is contained in:
Josef Karthauser 2002-04-07 14:57:31 +00:00
parent 4e006c4cde
commit cc29ac735d
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=94111
2 changed files with 24 additions and 6 deletions
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23
sys/dev/usb/ohci.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: ohci.c,v 1.113 2001/11/21 02:39:31 augustss Exp $ */
/* $NetBSD: ohci.c,v 1.114 2001/11/21 02:41:18 augustss Exp $ */
/* $FreeBSD$ */
/*
@ -190,6 +190,7 @@ Static usbd_status ohci_device_setintr(ohci_softc_t *sc,
Static int ohci_str(usb_string_descriptor_t *, int, const char *);
Static void ohci_timeout(void *);
Static void ohci_timeout_task(void *);
Static void ohci_rhsc_able(ohci_softc_t *, int);
Static void ohci_rhsc_enable(void *);
@ -912,9 +913,9 @@ ohci_allocx(struct usbd_bus *bus)
if (xfer != NULL)
SIMPLEQ_REMOVE_HEAD(&sc->sc_free_xfers, xfer, next);
else
xfer = malloc(sizeof(*xfer), M_USB, M_NOWAIT);
xfer = malloc(sizeof(struct ohci_xfer), M_USB, M_NOWAIT);
if (xfer != NULL)
memset(xfer, 0, sizeof *xfer);
memset(xfer, 0, sizeof (struct ohci_xfer));
return (xfer);
}
@ -1859,16 +1860,26 @@ ohci_hash_find_itd(ohci_softc_t *sc, ohci_physaddr_t a)
void
ohci_timeout(void *addr)
{
struct ohci_xfer *oxfer = addr;
DPRINTF(("ohci_timeout: oxfer=%p\n", oxfer));
/* Execute the abort in a process context. */
usb_init_task(&oxfer->abort_task, ohci_timeout_task, addr);
usb_add_task(oxfer->xfer.pipe->device, &oxfer->abort_task);
}
void
ohci_timeout_task(void *addr)
{
usbd_xfer_handle xfer = addr;
int s;
DPRINTF(("ohci_timeout: xfer=%p\n", xfer));
DPRINTF(("ohci_timeout_task: xfer=%p\n", xfer));
s = splusb();
xfer->device->bus->intr_context++;
ohci_abort_xfer(xfer, USBD_TIMEOUT);
xfer->device->bus->intr_context--;
splx(s);
}

7
sys/dev/usb/ohcivar.h
View File

@ -143,6 +143,13 @@ typedef struct ohci_softc {
char sc_dying;
} ohci_softc_t;
struct ohci_xfer {
struct usbd_xfer xfer;
struct usb_task abort_task;
};
#define OXFER(xfer) ((struct ehci_xfer *)(xfer))
usbd_status ohci_init(ohci_softc_t *);
int ohci_intr(void *);
#if defined(__NetBSD__) || defined(__OpenBSD__)