提交 fa83dbee 编写于 作者: B Bjørn Mork 提交者: David S. Miller

net: cdc_ncm: remove redundant "disconnected" flag

Calling netif_carrier_{on,off} is sufficient.  There is no need
to duplicate the carrier state in a driver specific flag.
Acked-by: NEnrico Mioso <mrkiko.rs@gmail.com>
Signed-off-by: NBjørn Mork <bjorn@mork.no>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 916f7640
......@@ -1364,11 +1364,10 @@ static void cdc_ncm_status(struct usbnet *dev, struct urb *urb)
* USB_CDC_NOTIFY_NETWORK_CONNECTION notification shall be
* sent by device after USB_CDC_NOTIFY_SPEED_CHANGE.
*/
ctx->connected = le16_to_cpu(event->wValue);
netif_info(dev, link, dev->net,
"network connection: %sconnected\n",
ctx->connected ? "" : "dis");
usbnet_link_change(dev, ctx->connected, 0);
!!event->wValue ? "" : "dis");
usbnet_link_change(dev, !!event->wValue, 0);
break;
case USB_CDC_NOTIFY_SPEED_CHANGE:
......@@ -1388,23 +1387,11 @@ static void cdc_ncm_status(struct usbnet *dev, struct urb *urb)
}
}
static int cdc_ncm_check_connect(struct usbnet *dev)
{
struct cdc_ncm_ctx *ctx;
ctx = (struct cdc_ncm_ctx *)dev->data[0];
if (ctx == NULL)
return 1; /* disconnected */
return !ctx->connected;
}
static const struct driver_info cdc_ncm_info = {
.description = "CDC NCM",
.flags = FLAG_POINTTOPOINT | FLAG_NO_SETINT | FLAG_MULTI_PACKET,
.bind = cdc_ncm_bind,
.unbind = cdc_ncm_unbind,
.check_connect = cdc_ncm_check_connect,
.manage_power = usbnet_manage_power,
.status = cdc_ncm_status,
.rx_fixup = cdc_ncm_rx_fixup,
......@@ -1418,7 +1405,6 @@ static const struct driver_info wwan_info = {
| FLAG_WWAN,
.bind = cdc_ncm_bind,
.unbind = cdc_ncm_unbind,
.check_connect = cdc_ncm_check_connect,
.manage_power = usbnet_manage_power,
.status = cdc_ncm_status,
.rx_fixup = cdc_ncm_rx_fixup,
......@@ -1432,7 +1418,6 @@ static const struct driver_info wwan_noarp_info = {
| FLAG_WWAN | FLAG_NOARP,
.bind = cdc_ncm_bind,
.unbind = cdc_ncm_unbind,
.check_connect = cdc_ncm_check_connect,
.manage_power = usbnet_manage_power,
.status = cdc_ncm_status,
.rx_fixup = cdc_ncm_rx_fixup,
......
......@@ -172,24 +172,11 @@ static int huawei_cdc_ncm_resume(struct usb_interface *intf)
return ret;
}
static int huawei_cdc_ncm_check_connect(struct usbnet *usbnet_dev)
{
struct cdc_ncm_ctx *ctx;
ctx = (struct cdc_ncm_ctx *)usbnet_dev->data[0];
if (ctx == NULL)
return 1; /* disconnected */
return !ctx->connected;
}
static const struct driver_info huawei_cdc_ncm_info = {
.description = "Huawei CDC NCM device",
.flags = FLAG_NO_SETINT | FLAG_MULTI_PACKET | FLAG_WWAN,
.bind = huawei_cdc_ncm_bind,
.unbind = huawei_cdc_ncm_unbind,
.check_connect = huawei_cdc_ncm_check_connect,
.manage_power = huawei_cdc_ncm_manage_power,
.rx_fixup = cdc_ncm_rx_fixup,
.tx_fixup = cdc_ncm_tx_fixup,
......
......@@ -118,7 +118,6 @@ struct cdc_ncm_ctx {
u16 tx_ndp_modulus;
u16 tx_seq;
u16 rx_seq;
u16 connected;
u16 min_tx_pkt;
/* statistics */
......
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