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--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -753,7 +753,7 @@ 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)
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