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| author | luoqi <luoqi@FreeBSD.org> | 2008-07-17 22:40:23 +0000 |
|---|---|---|
| committer | luoqi <luoqi@FreeBSD.org> | 2008-07-17 22:40:23 +0000 |
| commit | dc64dfc7929a6863d4b8a69463a17e507cd80173 (patch) | |
| tree | c7084adfac437308295c1ec4501132e8b9b4a021 | |
| parent | ea1061e2f6826360711fcca0e69e9f188506e17a (diff) | |
| download | FreeBSD-src-dc64dfc7929a6863d4b8a69463a17e507cd80173.zip FreeBSD-src-dc64dfc7929a6863d4b8a69463a17e507cd80173.tar.gz | |
Fix a benign typo that would give out an incorrect warning message.
Change a get-or-set sequence on OHCI_COMMAND_STATUS register which
is "write to set" to a simple set.
| -rw-r--r-- | sys/dev/usb/ohci.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/sys/dev/usb/ohci.c b/sys/dev/usb/ohci.c index 7afc0c2..efa6e7e 100644 --- a/sys/dev/usb/ohci.c +++ b/sys/dev/usb/ohci.c @@ -815,20 +815,19 @@ static usbd_status ohci_controller_init(ohci_softc_t *sc) { int i; - u_int32_t s, ctl, ival, hcr, fm, per, desca; + u_int32_t ctl, ival, hcr, fm, per, desca; /* Determine in what context we are running. */ ctl = OREAD4(sc, OHCI_CONTROL); if (ctl & OHCI_IR) { /* SMM active, request change */ DPRINTF(("ohci_init: SMM active, request owner change\n")); - s = OREAD4(sc, OHCI_COMMAND_STATUS); - OWRITE4(sc, OHCI_COMMAND_STATUS, s | OHCI_OCR); + OWRITE4(sc, OHCI_COMMAND_STATUS, OHCI_OCR); for (i = 0; i < 100 && (ctl & OHCI_IR); i++) { usb_delay_ms(&sc->sc_bus, 1); ctl = OREAD4(sc, OHCI_CONTROL); } - if ((ctl & OHCI_IR) == 0) { + if (ctl & OHCI_IR) { printf("%s: SMM does not respond, resetting\n", device_get_nameunit(sc->sc_bus.bdev)); OWRITE4(sc, OHCI_CONTROL, OHCI_HCFS_RESET); |
