1 /* 2 * ng_ubt_var.h 3 */ 4 5 /*- 6 * SPDX-License-Identifier: BSD-2-Clause 7 * 8 * Copyright (c) 2001-2009 Maksim Yevmenkin <m_evmenkin@yahoo.com> 9 * All rights reserved. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 * 32 * $Id: ng_ubt_var.h,v 1.2 2003/03/22 23:44:36 max Exp $ 33 */ 34 35 #ifndef _NG_UBT_VAR_H_ 36 #define _NG_UBT_VAR_H_ 1 37 38 /* Debug printf's */ 39 #define UBT_DEBUG(level, sc, fmt, ...) \ 40 do { \ 41 if ((sc)->sc_debug >= (level)) \ 42 device_printf((sc)->sc_dev, "%s:%d: " fmt, \ 43 __FUNCTION__, __LINE__,## __VA_ARGS__); \ 44 } while (0) 45 46 #define UBT_ALERT(...) UBT_DEBUG(NG_UBT_ALERT_LEVEL, __VA_ARGS__) 47 #define UBT_ERR(...) UBT_DEBUG(NG_UBT_ERR_LEVEL, __VA_ARGS__) 48 #define UBT_WARN(...) UBT_DEBUG(NG_UBT_WARN_LEVEL, __VA_ARGS__) 49 #define UBT_INFO(...) UBT_DEBUG(NG_UBT_INFO_LEVEL, __VA_ARGS__) 50 51 #define UBT_NG_LOCK(sc) mtx_lock(&(sc)->sc_ng_mtx) 52 #define UBT_NG_UNLOCK(sc) mtx_unlock(&(sc)->sc_ng_mtx) 53 54 /* Bluetooth USB control request type */ 55 #define UBT_HCI_REQUEST 0x20 56 #define UBT_DEFAULT_QLEN 64 57 #define UBT_ISOC_NFRAMES 32 /* should be factor of 8 */ 58 59 /* Bluetooth USB defines */ 60 enum { 61 /* Interface #0 transfers */ 62 UBT_IF_0_BULK_DT_WR = 0, 63 UBT_IF_0_BULK_DT_RD, 64 UBT_IF_0_INTR_DT_RD, 65 UBT_IF_0_CTRL_DT_WR, 66 67 /* Interface #1 transfers */ 68 UBT_IF_1_ISOC_DT_RD1, 69 UBT_IF_1_ISOC_DT_RD2, 70 UBT_IF_1_ISOC_DT_WR1, 71 UBT_IF_1_ISOC_DT_WR2, 72 73 UBT_N_TRANSFER, /* total number of transfers */ 74 }; 75 76 /* USB control request (HCI command) structure */ 77 struct ubt_hci_cmd { 78 uint16_t opcode; 79 uint8_t length; 80 uint8_t data[]; 81 } __attribute__ ((packed)); 82 #define UBT_HCI_CMD_SIZE(cmd) \ 83 ((cmd)->length + offsetof(struct ubt_hci_cmd, data)) 84 85 /* USB interrupt transfer HCI event header structure */ 86 struct ubt_hci_evhdr { 87 uint8_t event; 88 uint8_t length; 89 } __attribute__ ((packed)); 90 /* USB interrupt transfer (generic HCI event) structure */ 91 struct ubt_hci_event { 92 struct ubt_hci_evhdr header; 93 uint8_t data[]; 94 } __attribute__ ((packed)); 95 /* USB interrupt transfer (HCI command completion event) structure */ 96 struct ubt_hci_event_command_compl { 97 struct ubt_hci_evhdr header; 98 uint8_t numpkt; 99 uint16_t opcode; 100 uint8_t data[]; 101 } __attribute__ ((packed)); 102 #define UBT_HCI_EVENT_SIZE(evt) \ 103 ((evt)->header.length + offsetof(struct ubt_hci_event, data)) 104 #define UBT_HCI_EVENT_COMPL_HEAD_SIZE \ 105 (offsetof(struct ubt_hci_event_command_compl, data) - \ 106 offsetof(struct ubt_hci_event_command_compl, numpkt)) 107 108 109 /* USB device softc structure */ 110 struct ubt_softc { 111 device_t sc_dev; /* for debug printf */ 112 113 /* State */ 114 ng_ubt_node_debug_ep sc_debug; /* debug level */ 115 116 ng_ubt_node_stat_ep sc_stat; /* statistic */ 117 #define UBT_STAT_PCKTS_SENT(sc) (sc)->sc_stat.pckts_sent ++ 118 #define UBT_STAT_BYTES_SENT(sc, n) (sc)->sc_stat.bytes_sent += (n) 119 #define UBT_STAT_PCKTS_RECV(sc) (sc)->sc_stat.pckts_recv ++ 120 #define UBT_STAT_BYTES_RECV(sc, n) (sc)->sc_stat.bytes_recv += (n) 121 #define UBT_STAT_OERROR(sc) (sc)->sc_stat.oerrors ++ 122 #define UBT_STAT_IERROR(sc) (sc)->sc_stat.ierrors ++ 123 #define UBT_STAT_RESET(sc) bzero(&(sc)->sc_stat, sizeof((sc)->sc_stat)) 124 125 /* USB device specific */ 126 struct mtx sc_if_mtx; /* interfaces lock */ 127 struct usb_xfer *sc_xfer[UBT_N_TRANSFER]; 128 129 struct mtx sc_ng_mtx; /* lock for shared NG data */ 130 131 /* HCI commands */ 132 struct ng_bt_mbufq sc_cmdq; /* HCI command queue */ 133 #define UBT_CTRL_BUFFER_SIZE (sizeof(struct usb_device_request) + \ 134 sizeof(ng_hci_cmd_pkt_t) + NG_HCI_CMD_PKT_SIZE) 135 #define UBT_INTR_BUFFER_SIZE (MCLBYTES-1) /* reserve 1 byte for ID-tag */ 136 137 /* ACL data */ 138 struct ng_bt_mbufq sc_aclq; /* ACL data queue */ 139 #define UBT_BULK_READ_BUFFER_SIZE (MCLBYTES-1) /* reserve 1 byte for ID-tag */ 140 #define UBT_BULK_WRITE_BUFFER_SIZE (MCLBYTES) 141 142 /* SCO data */ 143 struct ng_bt_mbufq sc_scoq; /* SCO data queue */ 144 struct mbuf *sc_isoc_in_buffer; /* SCO reassembly buffer */ 145 146 /* Netgraph specific */ 147 node_p sc_node; /* pointer back to node */ 148 hook_p sc_hook; /* upstream hook */ 149 150 /* Glue */ 151 int sc_task_flags; /* task flags */ 152 #define UBT_FLAG_T_PENDING (1 << 0) /* task pending */ 153 #define UBT_FLAG_T_STOP_ALL (1 << 1) /* stop all xfers */ 154 #define UBT_FLAG_T_START_ALL (1 << 2) /* start all read and isoc 155 write xfers */ 156 #define UBT_FLAG_T_START_CTRL (1 << 3) /* start control xfer (write) */ 157 #define UBT_FLAG_T_START_BULK (1 << 4) /* start bulk xfer (write) */ 158 159 struct task sc_task; 160 }; 161 typedef struct ubt_softc ubt_softc_t; 162 typedef struct ubt_softc * ubt_softc_p; 163 164 usb_error_t ubt_do_hci_request(struct usb_device *, struct ubt_hci_cmd *, 165 void *, usb_timeout_t); 166 167 extern driver_t ubt_driver; 168 169 #endif /* ndef _NG_UBT_VAR_H_ */ 170