--- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -795,7 +795,7 @@ static int ehci_run (struct usb_hcd *hcd "USB %x.%x started, EHCI %x.%02x%s\n", ((ehci->sbrn & 0xf0)>>4), (ehci->sbrn & 0x0f), temp >> 8, temp & 0xff, - ignore_oc ? ", overcurrent ignored" : ""); + (ignore_oc || ehci->ignore_oc) ? ", overcurrent ignored" : ""); ehci_writel(ehci, INTR_MASK, &ehci->regs->intr_enable); /* Turn On Interrupts */ --- a/drivers/usb/host/ehci-hub.c +++ b/drivers/usb/host/ehci-hub.c @@ -578,7 +578,7 @@ ehci_hub_status_data (struct usb_hcd *hc * always set, seem to clear PORT_OCC and PORT_CSC when writing to * PORT_POWER; that's surprising, but maybe within-spec. */ - if (!ignore_oc) + if (!ignore_oc && !ehci->ignore_oc) mask = PORT_CSC | PORT_PEC | PORT_OCC; else mask = PORT_CSC | PORT_PEC; @@ -803,7 +803,7 @@ static int ehci_hub_control ( if (temp & PORT_PEC) status |= USB_PORT_STAT_C_ENABLE << 16; - if ((temp & PORT_OCC) && !ignore_oc){ + if ((temp & PORT_OCC) && (!ignore_oc && !ehci->ignore_oc)){ status |= USB_PORT_STAT_C_OVERCURRENT << 16; /* --- a/drivers/usb/host/ehci.h +++ b/drivers/usb/host/ehci.h @@ -147,6 +147,7 @@ struct ehci_hcd { /* one per controlle unsigned use_dummy_qh:1; /* AMD Frame List table quirk*/ unsigned has_synopsys_hc_bug:1; /* Synopsys HC */ unsigned frame_index_bug:1; /* MosChip (AKA NetMos) */ + unsigned ignore_oc:1; /* required for usb32 quirk */ #define OHCI_CTRL_HCFS (3 << 6)