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usbnet: add a callback for set_rx_mode 

To delegate promiscuous mode and multicast filtering to the subdriver.

Signed-off-by: Olivier Blin <olivier.blin@softathome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Olivier Blin 2014-10-24 19:43:00 +02:00 committed by David S. Miller
parent 9ffa1fcaef
commit 1efed2d06c
2 changed files with 24 additions and 0 deletions
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20
drivers/net/usb/usbnet.c
View File

@ -1052,6 +1052,21 @@ static void __handle_link_change(struct usbnet *dev)
clear_bit(EVENT_LINK_CHANGE, &dev->flags);
}
static void usbnet_set_rx_mode(struct net_device *net)
{
struct usbnet *dev = netdev_priv(net);
usbnet_defer_kevent(dev, EVENT_SET_RX_MODE);
}
static void __handle_set_rx_mode(struct usbnet *dev)
{
if (dev->driver_info->set_rx_mode)
(dev->driver_info->set_rx_mode)(dev);
clear_bit(EVENT_SET_RX_MODE, &dev->flags);
}
/* work that cannot be done in interrupt context uses keventd.
*
* NOTE: with 2.5 we could do more of this using completion callbacks,
@ -1157,6 +1172,10 @@ kevent (struct work_struct *work)
if (test_bit (EVENT_LINK_CHANGE, &dev->flags))
__handle_link_change(dev);
if (test_bit (EVENT_SET_RX_MODE, &dev->flags))
__handle_set_rx_mode(dev);
if (dev->flags)
netdev_dbg(dev->net, "kevent done, flags = 0x%lx\n", dev->flags);
}
@ -1525,6 +1544,7 @@ static const struct net_device_ops usbnet_netdev_ops = {
.ndo_stop = usbnet_stop,
.ndo_start_xmit = usbnet_start_xmit,
.ndo_tx_timeout = usbnet_tx_timeout,
.ndo_set_rx_mode = usbnet_set_rx_mode,
.ndo_change_mtu = usbnet_change_mtu,
.ndo_set_mac_address = eth_mac_addr,
.ndo_validate_addr = eth_validate_addr,

4
include/linux/usb/usbnet.h
View File

@ -78,6 +78,7 @@ struct usbnet {
# define EVENT_NO_RUNTIME_PM 9
# define EVENT_RX_KILL 10
# define EVENT_LINK_CHANGE 11
# define EVENT_SET_RX_MODE 12
};
static inline struct usb_driver *driver_of(struct usb_interface *intf)
@ -159,6 +160,9 @@ struct driver_info {
/* called by minidriver when receiving indication */
void (*indication)(struct usbnet *dev, void *ind, int indlen);
/* rx mode change (device changes address list filtering) */
void (*set_rx_mode)(struct usbnet *dev);
/* for new devices, use the descriptor-reading code instead */
int in; /* rx endpoint */
int out; /* tx endpoint */