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Don't abandon ship just because the number of companions doesn't seem correct.

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Obtained from:	NetBSD
MFC after:	1 week
This commit is contained in:
Julian Elischer 2004-12-14 04:05:10 +00:00
parent 80ee93cb22
commit 47f9e7b6ce
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=138829
1 changed files with 6 additions and 3 deletions
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9
sys/dev/usb/ehci.c
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@ -341,6 +341,7 @@ ehci_init(ehci_softc_t *sc)
u_int i;
usbd_status err;
ehci_soft_qh_t *sqh;
u_int ncomp;
DPRINTF(("ehci_init: start\n"));
#ifdef EHCI_DEBUG
@ -356,11 +357,13 @@ ehci_init(ehci_softc_t *sc)
sparams = EREAD4(sc, EHCI_HCSPARAMS);
DPRINTF(("ehci_init: sparams=0x%x\n", sparams));
sc->sc_npcomp = EHCI_HCS_N_PCC(sparams);
if (EHCI_HCS_N_CC(sparams) != sc->sc_ncomp) {
ncomp = EHCI_HCS_N_CC(sparams);
if (ncomp != sc->sc_ncomp) {
printf("%s: wrong number of companions (%d != %d)\n",
USBDEVNAME(sc->sc_bus.bdev),
EHCI_HCS_N_CC(sparams), sc->sc_ncomp);
return (USBD_IOERROR);
ncomp, sc->sc_ncomp);
if (ncomp < sc->sc_ncomp)
sc->sc_ncomp = ncomp;
}
if (sc->sc_ncomp > 0) {
printf("%s: companion controller%s, %d port%s each:",