diff options
Diffstat (limited to 'drivers/usb/host/ehci-hub.c')
-rw-r--r-- | drivers/usb/host/ehci-hub.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c index 4d3b294f203e..576b735f49b6 100644 --- a/drivers/usb/host/ehci-hub.c +++ b/drivers/usb/host/ehci-hub.c | |||
@@ -590,7 +590,7 @@ ehci_hub_status_data (struct usb_hcd *hcd, char *buf) | |||
590 | u32 mask; | 590 | u32 mask; |
591 | int ports, i, retval = 1; | 591 | int ports, i, retval = 1; |
592 | unsigned long flags; | 592 | unsigned long flags; |
593 | u32 ppcd = 0; | 593 | u32 ppcd = ~0; |
594 | 594 | ||
595 | /* init status to no-changes */ | 595 | /* init status to no-changes */ |
596 | buf [0] = 0; | 596 | buf [0] = 0; |
@@ -628,9 +628,10 @@ ehci_hub_status_data (struct usb_hcd *hcd, char *buf) | |||
628 | 628 | ||
629 | for (i = 0; i < ports; i++) { | 629 | for (i = 0; i < ports; i++) { |
630 | /* leverage per-port change bits feature */ | 630 | /* leverage per-port change bits feature */ |
631 | if (ehci->has_ppcd && !(ppcd & (1 << i))) | 631 | if (ppcd & (1 << i)) |
632 | continue; | 632 | temp = ehci_readl(ehci, &ehci->regs->port_status[i]); |
633 | temp = ehci_readl(ehci, &ehci->regs->port_status [i]); | 633 | else |
634 | temp = 0; | ||
634 | 635 | ||
635 | /* | 636 | /* |
636 | * Return status information even for ports with OWNER set. | 637 | * Return status information even for ports with OWNER set. |