diff options
Diffstat (limited to 'drivers/usb/gadget/u_ether.h')
| -rw-r--r-- | drivers/usb/gadget/u_ether.h | 46 |
1 files changed, 43 insertions, 3 deletions
diff --git a/drivers/usb/gadget/u_ether.h b/drivers/usb/gadget/u_ether.h index 8012357e98aa..6f4a1623d854 100644 --- a/drivers/usb/gadget/u_ether.h +++ b/drivers/usb/gadget/u_ether.h @@ -69,9 +69,28 @@ struct gether { |USB_CDC_PACKET_TYPE_PROMISCUOUS \ |USB_CDC_PACKET_TYPE_DIRECTED) +/* variant of gether_setup that allows customizing network device name */ +int gether_setup_name(struct usb_gadget *g, u8 ethaddr[ETH_ALEN], + const char *netname); /* netdev setup/teardown as directed by the gadget driver */ -int gether_setup(struct usb_gadget *g, u8 ethaddr[ETH_ALEN]); +/* gether_setup - initialize one ethernet-over-usb link + * @g: gadget to associated with these links + * @ethaddr: NULL, or a buffer in which the ethernet address of the + * host side of the link is recorded + * Context: may sleep + * + * This sets up the single network link that may be exported by a + * gadget driver using this framework. The link layer addresses are + * set up using module parameters. + * + * Returns negative errno, or zero on success + */ +static inline int gether_setup(struct usb_gadget *g, u8 ethaddr[ETH_ALEN]) +{ + return gether_setup_name(g, ethaddr, "usb"); +} + void gether_cleanup(void); /* connect/disconnect is handled by individual functions */ @@ -99,16 +118,37 @@ int eem_bind_config(struct usb_configuration *c); #ifdef USB_ETH_RNDIS -int rndis_bind_config(struct usb_configuration *c, u8 ethaddr[ETH_ALEN]); +int rndis_bind_config_vendor(struct usb_configuration *c, u8 ethaddr[ETH_ALEN], + u32 vendorID, const char *manufacturer); #else static inline int -rndis_bind_config(struct usb_configuration *c, u8 ethaddr[ETH_ALEN]) +rndis_bind_config_vendor(struct usb_configuration *c, u8 ethaddr[ETH_ALEN], + u32 vendorID, const char *manufacturer) { return 0; } #endif +/** + * rndis_bind_config - add RNDIS network link to a configuration + * @c: the configuration to support the network link + * @ethaddr: a buffer in which the ethernet address of the host side + * side of the link was recorded + * Context: single threaded during gadget setup + * + * Returns zero on success, else negative errno. + * + * Caller must have called @gether_setup(). Caller is also responsible + * for calling @gether_cleanup() before module unload. + */ +static inline int rndis_bind_config(struct usb_configuration *c, + u8 ethaddr[ETH_ALEN]) +{ + return rndis_bind_config_vendor(c, ethaddr, 0, NULL); +} + + #endif /* __U_ETHER_H */ |