1 /* $FreeBSD$ */ 2 /*- 3 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 4 * 5 * Copyright (c) 2008 Hans Petter Selasky. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 * $FreeBSD$ 29 */ 30 31 #ifndef _USB_ETHERNET_H_ 32 #define _USB_ETHERNET_H_ 33 34 #include "opt_inet.h" 35 36 #include <sys/param.h> 37 #include <sys/systm.h> 38 #include <sys/mbuf.h> 39 #include <sys/socket.h> 40 #include <sys/sockio.h> 41 #include <sys/limits.h> 42 43 #include <net/if.h> 44 #include <net/if_arp.h> 45 #include <net/if_dl.h> 46 #include <net/if_media.h> 47 #include <net/if_types.h> 48 #include <net/bpf.h> 49 #include <net/ethernet.h> 50 51 struct mii_data; 52 struct usb_ether; 53 struct usb_device_request; 54 55 typedef void (uether_fn_t)(struct usb_ether *); 56 57 struct usb_ether_methods { 58 uether_fn_t *ue_attach_post; 59 uether_fn_t *ue_start; 60 uether_fn_t *ue_init; 61 uether_fn_t *ue_stop; 62 uether_fn_t *ue_setmulti; 63 uether_fn_t *ue_setpromisc; 64 uether_fn_t *ue_tick; 65 int (*ue_mii_upd)(if_t); 66 void (*ue_mii_sts)(if_t, 67 struct ifmediareq *); 68 int (*ue_ioctl)(if_t, u_long, caddr_t); 69 int (*ue_attach_post_sub)(struct usb_ether *); 70 }; 71 72 struct usb_ether_cfg_task { 73 struct usb_proc_msg hdr; 74 struct usb_ether *ue; 75 }; 76 77 struct usb_ether { 78 /* NOTE: the "ue_ifp" pointer must be first --hps */ 79 if_t ue_ifp; 80 struct mtx *ue_mtx; 81 const struct usb_ether_methods *ue_methods; 82 struct sysctl_oid *ue_sysctl_oid; 83 void *ue_sc; 84 struct usb_device *ue_udev; /* used by uether_do_request() */ 85 device_t ue_dev; 86 device_t ue_miibus; 87 88 struct usb_process ue_tq; 89 struct sysctl_ctx_list ue_sysctl_ctx; 90 struct mbufq ue_rxq; 91 struct usb_callout ue_watchdog; 92 struct usb_ether_cfg_task ue_sync_task[2]; 93 struct usb_ether_cfg_task ue_media_task[2]; 94 struct usb_ether_cfg_task ue_multi_task[2]; 95 struct usb_ether_cfg_task ue_promisc_task[2]; 96 struct usb_ether_cfg_task ue_tick_task[2]; 97 98 int ue_unit; 99 100 /* ethernet address from eeprom */ 101 uint8_t ue_eaddr[ETHER_ADDR_LEN]; 102 }; 103 104 #define uether_do_request(ue,req,data,timo) \ 105 usbd_do_request_proc((ue)->ue_udev,&(ue)->ue_tq,req,data,0,NULL,timo) 106 107 uint8_t uether_pause(struct usb_ether *, unsigned int); 108 if_t uether_getifp(struct usb_ether *); 109 struct mii_data *uether_getmii(struct usb_ether *); 110 void *uether_getsc(struct usb_ether *); 111 int uether_ifattach(struct usb_ether *); 112 void uether_ifattach_wait(struct usb_ether *); 113 void uether_ifdetach(struct usb_ether *); 114 int uether_ifmedia_upd(if_t); 115 void uether_init(void *); 116 int uether_ioctl(if_t, u_long, caddr_t); 117 struct mbuf *uether_newbuf(void); 118 int uether_rxmbuf(struct usb_ether *, struct mbuf *, 119 unsigned); 120 int uether_rxbuf(struct usb_ether *, 121 struct usb_page_cache *, 122 unsigned, unsigned); 123 void uether_rxflush(struct usb_ether *); 124 uint8_t uether_is_gone(struct usb_ether *); 125 void uether_start(if_t); 126 #endif /* _USB_ETHERNET_H_ */ 127