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path: root/drivers/usb/host/ehci-hcd.c
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Diffstat (limited to 'drivers/usb/host/ehci-hcd.c')
-rw-r--r--drivers/usb/host/ehci-hcd.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index 15feaf924b71..df75b8e7d157 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -311,6 +311,7 @@ static void unlink_empty_async_suspended(struct ehci_hcd *ehci);
static void ehci_work(struct ehci_hcd *ehci);
static void start_unlink_intr(struct ehci_hcd *ehci, struct ehci_qh *qh);
static void end_unlink_intr(struct ehci_hcd *ehci, struct ehci_qh *qh);
+static int ehci_port_power(struct ehci_hcd *ehci, int portnum, bool enable);
#include "ehci-timer.c"
#include "ehci-hub.c"
@@ -329,9 +330,13 @@ static void ehci_turn_off_all_ports(struct ehci_hcd *ehci)
{
int port = HCS_N_PORTS(ehci->hcs_params);
- while (port--)
+ while (port--) {
ehci_writel(ehci, PORT_RWC_BITS,
&ehci->regs->port_status[port]);
+ spin_unlock_irq(&ehci->lock);
+ ehci_port_power(ehci, port, false);
+ spin_lock_irq(&ehci->lock);
+ }
}
/*
@@ -1233,6 +1238,8 @@ void ehci_init_driver(struct hc_driver *drv,
drv->hcd_priv_size += over->extra_priv_size;
if (over->reset)
drv->reset = over->reset;
+ if (over->port_power)
+ drv->port_power = over->port_power;
}
}
EXPORT_SYMBOL_GPL(ehci_init_driver);