From 1efed2d06c703489342ab6af2951683e07509c99 Mon Sep 17 00:00:00 2001 From: Olivier Blin Date: Fri, 24 Oct 2014 19:43:00 +0200 Subject: [PATCH] usbnet: add a callback for set_rx_mode To delegate promiscuous mode and multicast filtering to the subdriver. Signed-off-by: Olivier Blin Signed-off-by: David S. Miller --- drivers/net/usb/usbnet.c | 20 ++++++++++++++++++++ include/linux/usb/usbnet.h | 4 ++++ 2 files changed, 24 insertions(+) diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index 20615bbd693b..3a6770a65d78 100644 --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -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 @@ skip_reset: 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, diff --git a/include/linux/usb/usbnet.h b/include/linux/usb/usbnet.h index 26088feb6608..d9a4905e01d0 100644 --- a/include/linux/usb/usbnet.h +++ b/include/linux/usb/usbnet.h @@ -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 */ -- 2.20.1