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r8152: reset device when tx timeout 

The device reset is necessary if the hw becomes abnormal and stops
transmitting packets.

Signed-off-by: Hayes Wang <hayeswang@realtek.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
hifive-unleashed-5.1
hayeswang 2015-07-29 20:39:09 +08:00 committed by David S. Miller
parent e501139a51
commit 37608f3e57
1 changed files with 3 additions and 4 deletions
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7
drivers/net/usb/r8152.c
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@ -27,7 +27,7 @@
#include <linux/usb/cdc.h>
/* Version Information */
#define DRIVER_VERSION "v1.08.0 (2015/01/13)"
#define DRIVER_VERSION "v1.08.1 (2015/07/28)"
#define DRIVER_AUTHOR "Realtek linux nic maintainers <nic_swsd@realtek.com>"
#define DRIVER_DESC "Realtek RTL8152/RTL8153 Based USB Ethernet Adapters"
#define MODULENAME "r8152"
@ -1902,11 +1902,10 @@ static void rtl_drop_queued_tx(struct r8152 *tp)
static void rtl8152_tx_timeout(struct net_device *netdev)
{
struct r8152 *tp = netdev_priv(netdev);
int i;
netif_warn(tp, tx_err, netdev, "Tx timeout\n");
for (i = 0; i < RTL8152_MAX_TX; i++)
usb_unlink_urb(tp->tx_info[i].urb);
usb_queue_reset_device(tp->intf);
}
static void rtl8152_set_rx_mode(struct net_device *netdev)