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r8152: check linking status with netif_carrier_ok

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Replace (tp->speed & LINK_STATUS) with netif_carrier_ok().

Signed-off-by: Hayes Wang <hayeswang@realtek.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
hayeswang 2015-02-06 11:30:47 +08:00 committed by David S. Miller
parent 34203e25cb
commit 51d979faa2
1 changed files with 9 additions and 14 deletions
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23
drivers/net/usb/r8152.c
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@ -581,7 +581,6 @@ struct r8152 {
u16 ocp_base;
u8 *intr_buff;
u8 version;
u8 speed;
};
enum rtl_version {
@ -1157,12 +1156,12 @@ static void intr_callback(struct urb *urb)
d = urb->transfer_buffer;
if (INTR_LINK & __le16_to_cpu(d[0])) {
if (!(tp->speed & LINK_STATUS)) {
if (!netif_carrier_ok(tp->netdev)) {
set_bit(RTL8152_LINK_CHG, &tp->flags);
schedule_delayed_work(&tp->schedule, 0);
}
} else {
if (tp->speed & LINK_STATUS) {
if (netif_carrier_ok(tp->netdev)) {
set_bit(RTL8152_LINK_CHG, &tp->flags);
schedule_delayed_work(&tp->schedule, 0);
}
@ -1894,7 +1893,7 @@ static void rtl8152_set_rx_mode(struct net_device *netdev)
{
struct r8152 *tp = netdev_priv(netdev);
if (tp->speed & LINK_STATUS) {
if (netif_carrier_ok(netdev)) {
set_bit(RTL8152_SET_RX_MODE, &tp->flags);
schedule_delayed_work(&tp->schedule, 0);
}
@ -2918,21 +2917,20 @@ static void set_carrier(struct r8152 *tp)
speed = rtl8152_get_speed(tp);
if (speed & LINK_STATUS) {
if (!(tp->speed & LINK_STATUS)) {
if (!netif_carrier_ok(netdev)) {
tp->rtl_ops.enable(tp);
set_bit(RTL8152_SET_RX_MODE, &tp->flags);
netif_carrier_on(netdev);
rtl_start_rx(tp);
}
} else {
if (tp->speed & LINK_STATUS) {
if (netif_carrier_ok(netdev)) {
netif_carrier_off(netdev);
napi_disable(&tp->napi);
tp->rtl_ops.disable(tp);
napi_enable(&tp->napi);
}
}
tp->speed = speed;
}
static void rtl_work_func_t(struct work_struct *work)
@ -2964,7 +2962,7 @@ static void rtl_work_func_t(struct work_struct *work)
/* don't schedule napi before linking */
if (test_bit(SCHEDULE_NAPI, &tp->flags) &&
(tp->speed & LINK_STATUS)) {
netif_carrier_ok(tp->netdev)) {
clear_bit(SCHEDULE_NAPI, &tp->flags);
napi_schedule(&tp->napi);
}
@ -2987,8 +2985,7 @@ static int rtl8152_open(struct net_device *netdev)
if (res)
goto out;
/* set speed to 0 to avoid autoresume try to submit rx */
tp->speed = 0;
netif_carrier_off(netdev);
res = usb_autopm_get_interface(tp->intf);
if (res < 0) {
@ -3005,7 +3002,7 @@ static int rtl8152_open(struct net_device *netdev)
cancel_delayed_work_sync(&tp->schedule);
/* disable the tx/rx, if the workqueue has enabled them. */
if (tp->speed & LINK_STATUS)
if (netif_carrier_ok(netdev))
tp->rtl_ops.disable(tp);
}
@ -3014,7 +3011,6 @@ static int rtl8152_open(struct net_device *netdev)
rtl8152_set_speed(tp, AUTONEG_ENABLE,
tp->mii.supports_gmii ? SPEED_1000 : SPEED_100,
DUPLEX_FULL);
tp->speed = 0;
netif_carrier_off(netdev);
netif_start_queue(netdev);
set_bit(WORK_ENABLE, &tp->flags);
@ -3340,7 +3336,7 @@ static int rtl8152_resume(struct usb_interface *intf)
rtl_runtime_suspend_enable(tp, false);
clear_bit(SELECTIVE_SUSPEND, &tp->flags);
set_bit(WORK_ENABLE, &tp->flags);
if (tp->speed & LINK_STATUS)
if (netif_carrier_ok(tp->netdev))
rtl_start_rx(tp);
} else {
tp->rtl_ops.up(tp);
@ -3348,7 +3344,6 @@ static int rtl8152_resume(struct usb_interface *intf)
tp->mii.supports_gmii ?
SPEED_1000 : SPEED_100,
DUPLEX_FULL);
tp->speed = 0;
netif_carrier_off(tp->netdev);
set_bit(WORK_ENABLE, &tp->flags);
}