提交 37e8273c 编写于 作者: B Ben Hutchings 提交者: David S. Miller

usbnet: Set link down initially for drivers that update link state

Some usbnet drivers update link state while others do not due to
hardware limitations.  Add a flag to distinguish those that do, and
set the link down initially for their devices.

This is intended to fix this bug: http://bugs.debian.org/444043Signed-off-by: NBen Hutchings <ben@decadent.org.uk>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 8cbd9623
......@@ -1327,7 +1327,7 @@ static const struct driver_info ax8817x_info = {
.status = asix_status,
.link_reset = ax88172_link_reset,
.reset = ax88172_link_reset,
.flags = FLAG_ETHER,
.flags = FLAG_ETHER | FLAG_LINK_INTR,
.data = 0x00130103,
};
......@@ -1337,7 +1337,7 @@ static const struct driver_info dlink_dub_e100_info = {
.status = asix_status,
.link_reset = ax88172_link_reset,
.reset = ax88172_link_reset,
.flags = FLAG_ETHER,
.flags = FLAG_ETHER | FLAG_LINK_INTR,
.data = 0x009f9d9f,
};
......@@ -1347,7 +1347,7 @@ static const struct driver_info netgear_fa120_info = {
.status = asix_status,
.link_reset = ax88172_link_reset,
.reset = ax88172_link_reset,
.flags = FLAG_ETHER,
.flags = FLAG_ETHER | FLAG_LINK_INTR,
.data = 0x00130103,
};
......@@ -1357,7 +1357,7 @@ static const struct driver_info hawking_uf200_info = {
.status = asix_status,
.link_reset = ax88172_link_reset,
.reset = ax88172_link_reset,
.flags = FLAG_ETHER,
.flags = FLAG_ETHER | FLAG_LINK_INTR,
.data = 0x001f1d1f,
};
......@@ -1367,7 +1367,7 @@ static const struct driver_info ax88772_info = {
.status = asix_status,
.link_reset = ax88772_link_reset,
.reset = ax88772_link_reset,
.flags = FLAG_ETHER | FLAG_FRAMING_AX,
.flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_LINK_INTR,
.rx_fixup = asix_rx_fixup,
.tx_fixup = asix_tx_fixup,
};
......@@ -1378,7 +1378,7 @@ static const struct driver_info ax88178_info = {
.status = asix_status,
.link_reset = ax88178_link_reset,
.reset = ax88178_link_reset,
.flags = FLAG_ETHER | FLAG_FRAMING_AX,
.flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_LINK_INTR,
.rx_fixup = asix_rx_fixup,
.tx_fixup = asix_tx_fixup,
};
......
......@@ -413,7 +413,7 @@ static int cdc_bind(struct usbnet *dev, struct usb_interface *intf)
static const struct driver_info cdc_info = {
.description = "CDC Ethernet Device",
.flags = FLAG_ETHER,
.flags = FLAG_ETHER | FLAG_LINK_INTR,
// .check_connect = cdc_check_connect,
.bind = cdc_bind,
.unbind = usbnet_cdc_unbind,
......
......@@ -611,7 +611,7 @@ static int dm9601_link_reset(struct usbnet *dev)
static const struct driver_info dm9601_info = {
.description = "Davicom DM9601 USB Ethernet",
.flags = FLAG_ETHER,
.flags = FLAG_ETHER | FLAG_LINK_INTR,
.bind = dm9601_bind,
.rx_fixup = dm9601_rx_fixup,
.tx_fixup = dm9601_tx_fixup,
......
......@@ -1352,9 +1352,11 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod)
// ok, it's ready to go.
usb_set_intfdata (udev, dev);
// start as if the link is up
netif_device_attach (net);
if (dev->driver_info->flags & FLAG_LINK_INTR)
netif_carrier_off(net);
return 0;
out3:
......
......@@ -92,6 +92,7 @@ struct driver_info {
#define FLAG_SEND_ZLP 0x0200 /* hw requires ZLPs are sent */
#define FLAG_WWAN 0x0400 /* use "wwan%d" names */
#define FLAG_LINK_INTR 0x0800 /* updates link (carrier) status */
/* init device ... can sleep, or cause probe() failure */
int (*bind)(struct usbnet *, struct usb_interface *);
......
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