1 /*- 2 * Copyright (c) 2010 Damien Bergamini <damien.bergamini@free.fr> 3 * Copyright (c) 2016 Andriy Voskoboinyk <avos@FreeBSD.org> 4 * 5 * Permission to use, copy, modify, and distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 * 17 * $OpenBSD: if_urtwnreg.h,v 1.3 2010/11/16 18:02:59 damien Exp $ 18 * $FreeBSD$ 19 */ 20 21 #ifndef RTWN_USBVAR_H 22 #define RTWN_USBVAR_H 23 24 #define RTWN_IFACE_INDEX 0 25 26 #define RTWN_USB_RX_LIST_COUNT 1 27 #define RTWN_USB_TX_LIST_COUNT 16 28 29 struct rtwn_data { 30 uint8_t *buf; 31 /* 'id' is meaningful for beacons only */ 32 int id; 33 uint16_t buflen; 34 struct mbuf *m; 35 struct ieee80211_node *ni; 36 STAILQ_ENTRY(rtwn_data) next; 37 }; 38 typedef STAILQ_HEAD(, rtwn_data) rtwn_datahead; 39 40 enum { 41 RTWN_BULK_RX, 42 RTWN_BULK_TX_BE, /* = WME_AC_BE */ 43 RTWN_BULK_TX_BK, /* = WME_AC_BK */ 44 RTWN_BULK_TX_VI, /* = WME_AC_VI */ 45 RTWN_BULK_TX_VO, /* = WME_AC_VO */ 46 RTWN_N_TRANSFER = 5, 47 }; 48 49 #define RTWN_EP_QUEUES RTWN_BULK_RX 50 51 struct rtwn_usb_softc { 52 struct rtwn_softc uc_sc; /* must be the first */ 53 struct usb_device *uc_udev; 54 struct usb_xfer *uc_xfer[RTWN_N_TRANSFER]; 55 56 struct rtwn_data uc_rx[RTWN_USB_RX_LIST_COUNT]; 57 rtwn_datahead uc_rx_active; 58 rtwn_datahead uc_rx_inactive; 59 struct rtwn_data uc_tx[RTWN_USB_TX_LIST_COUNT]; 60 rtwn_datahead uc_tx_active; 61 rtwn_datahead uc_tx_inactive; 62 rtwn_datahead uc_tx_pending; 63 64 int (*uc_align_rx)(int, int); 65 66 int ntx; 67 int tx_agg_desc_num; 68 }; 69 #define RTWN_USB_SOFTC(sc) ((struct rtwn_usb_softc *)(sc)) 70 71 #define rtwn_usb_align_rx(_uc, _totlen, _len) \ 72 (((_uc)->uc_align_rx)((_totlen), (_len))) 73 74 #endif /* RTWN_USBVAR_H */ 75