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author | iedowse <iedowse@FreeBSD.org> | 2002-12-26 13:25:57 +0000 |
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committer | iedowse <iedowse@FreeBSD.org> | 2002-12-26 13:25:57 +0000 |
commit | 89d815a706976c9d22c30011a3f1df19220d4026 (patch) | |
tree | ecc64adbd591f513598ceaac04553b88ffd04cda | |
parent | 3aeffc5ae105330dd9ca60a5280a41c51dedb88a (diff) | |
download | FreeBSD-src-89d815a706976c9d22c30011a3f1df19220d4026.zip FreeBSD-src-89d815a706976c9d22c30011a3f1df19220d4026.tar.gz |
When resuming after a system suspend, re-issue the UHCI_CMD_MAXP
command in case this setting was not saved. Since bandwidth reclamation
(-current only) often results in bus activity continuing to the end
of every frame, most transfers would fail with IOERROR if this
setting is missed.
Reviewed by: n_hibma
MFC after: 1 week
-rw-r--r-- | sys/dev/usb/uhci.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/dev/usb/uhci.c b/sys/dev/usb/uhci.c index c96294a..0f57724 100644 --- a/sys/dev/usb/uhci.c +++ b/sys/dev/usb/uhci.c @@ -720,6 +720,7 @@ uhci_power(int why, void *v) UHCICMD(sc, cmd & ~UHCI_CMD_EGSM); /* back to normal */ UWRITE2(sc, UHCI_INTR, UHCI_INTR_TOCRCIE | UHCI_INTR_RIE | UHCI_INTR_IOCE | UHCI_INTR_SPIE); /* re-enable intrs */ + UHCICMD(sc, UHCI_CMD_MAXP); uhci_run(sc, 1); /* and start traffic again */ usb_delay_ms(&sc->sc_bus, USB_RESUME_RECOVERY); sc->sc_bus.use_polling--; |