drivers/net/can/usb/peak_usb/pcan_usb_pro.h

   1 /*
   2  * CAN driver for PEAK System PCAN-USB Pro adapter
   3  * Derived from the PCAN project file driver/src/pcan_usbpro_fw.h
   4  *
   5  * Copyright (C) 2003-2011 PEAK System-Technik GmbH
   6  * Copyright (C) 2011-2012 Stephane Grosjean <s.grosjean@peak-system.com>
   7  *
   8  * This program is free software; you can redistribute it and/or modify it
   9  * under the terms of the GNU General Public License as published
  10  * by the Free Software Foundation; version 2 of the License.
  11  *
  12  * This program is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * General Public License for more details.
  16  */
  17 #ifndef PCAN_USB_PRO_H
  18 #define PCAN_USB_PRO_H
  19
  20 /*
  21  * USB Vendor request data types
  22  */
  23 #define PCAN_USBPRO_REQ_INFO            0
  24 #define PCAN_USBPRO_REQ_FCT             2
  25
  26 /* Vendor Request value for XXX_INFO */
  27 #define PCAN_USBPRO_INFO_BL             0
  28 #define PCAN_USBPRO_INFO_FW             1
  29
  30 /* PCAN-USB Pro (FD) Endpoints */
  31 #define PCAN_USBPRO_EP_CMDOUT           1
  32 #define PCAN_USBPRO_EP_CMDIN            (PCAN_USBPRO_EP_CMDOUT | USB_DIR_IN)
  33 #define PCAN_USBPRO_EP_MSGOUT_0         2
  34 #define PCAN_USBPRO_EP_MSGIN            (PCAN_USBPRO_EP_MSGOUT_0 | USB_DIR_IN)
  35 #define PCAN_USBPRO_EP_MSGOUT_1         3
  36 #define PCAN_USBPRO_EP_UNUSED           (PCAN_USBPRO_EP_MSGOUT_1 | USB_DIR_IN)
  37
  38 /* Vendor Request value for XXX_FCT */
  39 #define PCAN_USBPRO_FCT_DRVLD           5 /* tell device driver is loaded */
  40 #define PCAN_USBPRO_FCT_DRVLD_REQ_LEN   16
  41
  42 /* PCAN_USBPRO_INFO_BL vendor request record type */
  43 struct __packed pcan_usb_pro_blinfo {
  44         __le32 ctrl_type;
  45         u8  version[4];
  46         u8  day;
  47         u8  month;
  48         u8  year;
  49         u8  dummy;
  50         __le32 serial_num_hi;
  51         __le32 serial_num_lo;
  52         __le32 hw_type;
  53         __le32 hw_rev;
  54 };
  55
  56 /* PCAN_USBPRO_INFO_FW vendor request record type */
  57 struct __packed pcan_usb_pro_fwinfo {
  58         __le32 ctrl_type;
  59         u8  version[4];
  60         u8  day;
  61         u8  month;
  62         u8  year;
  63         u8  dummy;
  64         __le32 fw_type;
  65 };
  66
  67 /*
  68  * USB Command record types
  69  */
  70 #define PCAN_USBPRO_SETBTR      0x02
  71 #define PCAN_USBPRO_SETBUSACT   0x04
  72 #define PCAN_USBPRO_SETSILENT   0x05
  73 #define PCAN_USBPRO_SETFILTR    0x0a
  74 #define PCAN_USBPRO_SETTS       0x10
  75 #define PCAN_USBPRO_GETDEVID    0x12
  76 #define PCAN_USBPRO_SETLED      0x1C
  77 #define PCAN_USBPRO_RXMSG8      0x80
  78 #define PCAN_USBPRO_RXMSG4      0x81
  79 #define PCAN_USBPRO_RXMSG0      0x82
  80 #define PCAN_USBPRO_RXRTR       0x83
  81 #define PCAN_USBPRO_RXSTATUS    0x84
  82 #define PCAN_USBPRO_RXTS        0x85
  83 #define PCAN_USBPRO_TXMSG8      0x41
  84 #define PCAN_USBPRO_TXMSG4      0x42
  85 #define PCAN_USBPRO_TXMSG0      0x43
  86
  87 /* record structures */
  88 struct __packed pcan_usb_pro_btr {
  89         u8  data_type;
  90         u8  channel;
  91         __le16 dummy;
  92         __le32 CCBT;
  93 };
  94
  95 struct __packed pcan_usb_pro_busact {
  96         u8  data_type;
  97         u8  channel;
  98         __le16 onoff;
  99 };
 100
 101 struct __packed pcan_usb_pro_silent {
 102         u8  data_type;
 103         u8  channel;
 104         __le16 onoff;
 105 };
 106
 107 struct __packed pcan_usb_pro_filter {
 108         u8  data_type;
 109         u8  dummy;
 110         __le16 filter_mode;
 111 };
 112
 113 struct __packed pcan_usb_pro_setts {
 114         u8  data_type;
 115         u8  dummy;
 116         __le16 mode;
 117 };
 118
 119 struct __packed pcan_usb_pro_devid {
 120         u8  data_type;
 121         u8  channel;
 122         __le16 dummy;
 123         __le32 serial_num;
 124 };
 125
 126 struct __packed pcan_usb_pro_setled {
 127         u8  data_type;
 128         u8  channel;
 129         __le16 mode;
 130         __le32 timeout;
 131 };
 132
 133 struct __packed pcan_usb_pro_rxmsg {
 134         u8  data_type;
 135         u8  client;
 136         u8  flags;
 137         u8  len;
 138         __le32 ts32;
 139         __le32 id;
 140
 141         u8  data[8];
 142 };
 143
 144 #define PCAN_USBPRO_STATUS_ERROR        0x0001
 145 #define PCAN_USBPRO_STATUS_BUS          0x0002
 146 #define PCAN_USBPRO_STATUS_OVERRUN      0x0004
 147 #define PCAN_USBPRO_STATUS_QOVERRUN     0x0008
 148
 149 struct __packed pcan_usb_pro_rxstatus {
 150         u8  data_type;
 151         u8  channel;
 152         __le16 status;
 153         __le32 ts32;
 154         __le32 err_frm;
 155 };
 156
 157 struct __packed pcan_usb_pro_rxts {
 158         u8  data_type;
 159         u8  dummy[3];
 160         __le32 ts64[2];
 161 };
 162
 163 struct __packed pcan_usb_pro_txmsg {
 164         u8  data_type;
 165         u8  client;
 166         u8  flags;
 167         u8  len;
 168         __le32 id;
 169         u8  data[8];
 170 };
 171
 172 union pcan_usb_pro_rec {
 173         u8                              data_type;
 174         struct pcan_usb_pro_btr         btr;
 175         struct pcan_usb_pro_busact      bus_act;
 176         struct pcan_usb_pro_silent      silent_mode;
 177         struct pcan_usb_pro_filter      filter_mode;
 178         struct pcan_usb_pro_setts       ts;
 179         struct pcan_usb_pro_devid       dev_id;
 180         struct pcan_usb_pro_setled      set_led;
 181         struct pcan_usb_pro_rxmsg       rx_msg;
 182         struct pcan_usb_pro_rxstatus    rx_status;
 183         struct pcan_usb_pro_rxts        rx_ts;
 184         struct pcan_usb_pro_txmsg       tx_msg;
 185 };
 186
 187 int pcan_usb_pro_probe(struct usb_interface *intf);
 188 int pcan_usb_pro_send_req(struct peak_usb_device *dev, int req_id,
 189                           int req_value, void *req_addr, int req_size);
 190 void pcan_usb_pro_restart_complete(struct urb *urb);
 191
 192 #endif