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rndis_host: Add link_change function pointer to 'struct rndis_data'.

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Callback to signal link state changes from minidriver to
'subminidrivers'.

Signed-off-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
Acked-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jussi Kivilinna 2008-01-26 00:51:34 +02:00 committed by David S. Miller
parent 7c39e038fc
commit 5d6ecf6c5d
2 changed files with 24 additions and 4 deletions
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24
drivers/net/usb/rndis_host.c
View File

@ -148,10 +148,26 @@ int rndis_command(struct usbnet *dev, struct rndis_msg_hdr *buf)
request_id, xid);
/* then likely retry */
} else switch (buf->msg_type) {
case RNDIS_MSG_INDICATE: { /* fault */
// struct rndis_indicate *msg = (void *)buf;
dev_info(&info->control->dev,
"rndis fault indication\n");
case RNDIS_MSG_INDICATE: { /* fault/event */
struct rndis_indicate *msg = (void *)buf;
int state = 0;
switch (msg->status) {
case RNDIS_STATUS_MEDIA_CONNECT:
state = 1;
case RNDIS_STATUS_MEDIA_DISCONNECT:
dev_info(&info->control->dev,
"rndis media %sconnect\n",
!state?"dis":"");
if (dev->driver_info->link_change)
dev->driver_info->link_change(
dev, state);
break;
default:
dev_info(&info->control->dev,
"rndis indication: 0x%08x\n",
le32_to_cpu(msg->status));
}
}
break;
case RNDIS_MSG_KEEPALIVE: { /* ping */

4
drivers/net/usb/usbnet.h
View File

@ -121,6 +121,10 @@ struct driver_info {
* right after minidriver have initialized hardware. */
int (*early_init)(struct usbnet *dev);
/* called by minidriver when link state changes, state: 0=disconnect,
* 1=connect */
void (*link_change)(struct usbnet *dev, int state);
/* for new devices, use the descriptor-reading code instead */
int in; /* rx endpoint */
int out; /* tx endpoint */