diff options
Diffstat (limited to 'drivers/usb/host/ehci-hub.c')
| -rw-r--r-- | drivers/usb/host/ehci-hub.c | 17 |
1 files changed, 7 insertions, 10 deletions
diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c index 8f57c6e86e8..1e332ac113f 100644 --- a/drivers/usb/host/ehci-hub.c +++ b/drivers/usb/host/ehci-hub.c @@ -704,6 +704,7 @@ static int ehci_hub_control ( goto error; wIndex--; temp = ehci_readl(ehci, status_reg); + temp &= ~PORT_RWC_BITS; /* * Even if OWNER is set, so the port is owned by the @@ -717,8 +718,7 @@ static int ehci_hub_control ( ehci_writel(ehci, temp & ~PORT_PE, status_reg); break; case USB_PORT_FEAT_C_ENABLE: - ehci_writel(ehci, (temp & ~PORT_RWC_BITS) | PORT_PEC, - status_reg); + ehci_writel(ehci, temp | PORT_PEC, status_reg); break; case USB_PORT_FEAT_SUSPEND: if (temp & PORT_RESET) @@ -747,7 +747,7 @@ static int ehci_hub_control ( spin_lock_irqsave(&ehci->lock, flags); } /* resume signaling for 20 msec */ - temp &= ~(PORT_RWC_BITS | PORT_WAKE_BITS); + temp &= ~PORT_WAKE_BITS; ehci_writel(ehci, temp | PORT_RESUME, status_reg); ehci->reset_done[wIndex] = jiffies + msecs_to_jiffies(20); @@ -757,9 +757,8 @@ static int ehci_hub_control ( break; case USB_PORT_FEAT_POWER: if (HCS_PPC (ehci->hcs_params)) - ehci_writel(ehci, - temp & ~(PORT_RWC_BITS | PORT_POWER), - status_reg); + ehci_writel(ehci, temp & ~PORT_POWER, + status_reg); break; case USB_PORT_FEAT_C_CONNECTION: if (ehci->has_lpm) { @@ -767,12 +766,10 @@ static int ehci_hub_control ( temp &= ~PORT_LPM; temp &= ~PORT_DEV_ADDR; } - ehci_writel(ehci, (temp & ~PORT_RWC_BITS) | PORT_CSC, - status_reg); + ehci_writel(ehci, temp | PORT_CSC, status_reg); break; case USB_PORT_FEAT_C_OVER_CURRENT: - ehci_writel(ehci, (temp & ~PORT_RWC_BITS) | PORT_OCC, - status_reg); + ehci_writel(ehci, temp | PORT_OCC, status_reg); break; case USB_PORT_FEAT_C_RESET: /* GetPortStatus clears reset */ |