Commit c31a3c79 authored by hayeswang's avatar hayeswang Committed by Greg Kroah-Hartman

r8152: split rtl8152_suspend function

[ Upstream commit 8fb28061 ]

Split rtl8152_suspend() into rtl8152_system_suspend() and
rtl8152_rumtime_suspend().
Signed-off-by: default avatarHayes Wang <hayeswang@realtek.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 807cac88
......@@ -3446,39 +3446,62 @@ static bool delay_autosuspend(struct r8152 *tp)
return false;
}
static int rtl8152_suspend(struct usb_interface *intf, pm_message_t message)
static int rtl8152_rumtime_suspend(struct r8152 *tp)
{
struct r8152 *tp = usb_get_intfdata(intf);
struct net_device *netdev = tp->netdev;
int ret = 0;
mutex_lock(&tp->control);
if (PMSG_IS_AUTO(message)) {
if (netif_running(netdev) && delay_autosuspend(tp)) {
if (netif_running(netdev) && test_bit(WORK_ENABLE, &tp->flags)) {
if (delay_autosuspend(tp)) {
ret = -EBUSY;
goto out1;
}
set_bit(SELECTIVE_SUSPEND, &tp->flags);
} else {
netif_device_detach(netdev);
clear_bit(WORK_ENABLE, &tp->flags);
usb_kill_urb(tp->intr_urb);
napi_disable(&tp->napi);
rtl_stop_rx(tp);
rtl_runtime_suspend_enable(tp, true);
napi_enable(&tp->napi);
}
set_bit(SELECTIVE_SUSPEND, &tp->flags);
out1:
return ret;
}
static int rtl8152_system_suspend(struct r8152 *tp)
{
struct net_device *netdev = tp->netdev;
int ret = 0;
netif_device_detach(netdev);
if (netif_running(netdev) && test_bit(WORK_ENABLE, &tp->flags)) {
clear_bit(WORK_ENABLE, &tp->flags);
usb_kill_urb(tp->intr_urb);
napi_disable(&tp->napi);
if (test_bit(SELECTIVE_SUSPEND, &tp->flags)) {
rtl_stop_rx(tp);
rtl_runtime_suspend_enable(tp, true);
} else {
cancel_delayed_work_sync(&tp->schedule);
tp->rtl_ops.down(tp);
}
cancel_delayed_work_sync(&tp->schedule);
tp->rtl_ops.down(tp);
napi_enable(&tp->napi);
}
out1:
return ret;
}
static int rtl8152_suspend(struct usb_interface *intf, pm_message_t message)
{
struct r8152 *tp = usb_get_intfdata(intf);
int ret;
mutex_lock(&tp->control);
if (PMSG_IS_AUTO(message))
ret = rtl8152_rumtime_suspend(tp);
else
ret = rtl8152_system_suspend(tp);
mutex_unlock(&tp->control);
return ret;
......
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