diff options
Diffstat (limited to 'sys/dev/usb/ehci.c')
| -rw-r--r-- | sys/dev/usb/ehci.c | 12 |
1 files changed, 2 insertions, 10 deletions
diff --git a/sys/dev/usb/ehci.c b/sys/dev/usb/ehci.c index 8dd140ad489..20788ef7463 100644 --- a/sys/dev/usb/ehci.c +++ b/sys/dev/usb/ehci.c @@ -1,4 +1,4 @@ -/* $OpenBSD: ehci.c,v 1.127 2012/10/08 21:47:50 deraadt Exp $ */ +/* $OpenBSD: ehci.c,v 1.128 2012/10/09 13:41:04 deraadt Exp $ */ /* $NetBSD: ehci.c,v 1.66 2004/06/30 03:11:56 mycroft Exp $ */ /* @@ -375,9 +375,6 @@ ehci_init(ehci_softc_t *sc) return (USBD_IOERROR); } - /* XXX need proper intr scheduling */ - sc->sc_rand = 96; - /* frame list size at default, read back what we got and use that */ switch (EHCI_CMD_FLS(EOREAD4(sc, EHCI_USBCMD))) { case 0: @@ -3402,12 +3399,7 @@ ehci_device_setintr(ehci_softc_t *sc, ehci_soft_qh_t *sqh, int ival) /* Pick an interrupt slot at the right level. */ /* XXX could do better than picking at random */ - if (cold) { - /* XXX prevent panics at boot by not using arc4random */ - sc->sc_rand = (sc->sc_rand + 192) % sc->sc_flsize; - islot = EHCI_IQHIDX(lev, sc->sc_rand); - } else - islot = EHCI_IQHIDX(lev, arc4random()); + islot = EHCI_IQHIDX(lev, arc4random()); sqh->islot = islot; isp = &sc->sc_islots[islot]; |