Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * USB FTDI SIO driver |
| 3 | * |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 4 | * Copyright (C) 1999 - 2001 |
| 5 | * Greg Kroah-Hartman (greg@kroah.com) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6 | * Bill Ryder (bryder@sgi.com) |
| 7 | * Copyright (C) 2002 |
| 8 | * Kuba Ober (kuba@mareimbrium.org) |
| 9 | * |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 10 | * This program is free software; you can redistribute it and/or modify |
| 11 | * it under the terms of the GNU General Public License as published by |
| 12 | * the Free Software Foundation; either version 2 of the License, or |
| 13 | * (at your option) any later version. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 14 | * |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 15 | * See Documentation/usb/usb-serial.txt for more information on using this |
| 16 | * driver |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 17 | * |
| 18 | * See http://ftdi-usb-sio.sourceforge.net for upto date testing info |
| 19 | * and extra documentation |
| 20 | * |
Greg Kroah-Hartman | 504b55c | 2002-04-09 12:14:34 -0700 | [diff] [blame] | 21 | * Change entries from 2004 and earlier can be found in versions of this |
| 22 | * file in kernel versions prior to the 2.6.24 release. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 23 | * |
| 24 | */ |
| 25 | |
| 26 | /* Bill Ryder - bryder@sgi.com - wrote the FTDI_SIO implementation */ |
| 27 | /* Thanx to FTDI for so kindly providing details of the protocol required */ |
| 28 | /* to talk to the device */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 29 | /* Thanx to gkh and the rest of the usb dev group for all code I have |
| 30 | assimilated :-) */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 31 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 32 | #include <linux/kernel.h> |
| 33 | #include <linux/errno.h> |
| 34 | #include <linux/init.h> |
| 35 | #include <linux/slab.h> |
| 36 | #include <linux/tty.h> |
| 37 | #include <linux/tty_driver.h> |
| 38 | #include <linux/tty_flip.h> |
| 39 | #include <linux/module.h> |
| 40 | #include <linux/spinlock.h> |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 41 | #include <linux/uaccess.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 42 | #include <linux/usb.h> |
| 43 | #include <linux/serial.h> |
Greg Kroah-Hartman | a969888 | 2006-07-11 21:22:58 -0700 | [diff] [blame] | 44 | #include <linux/usb/serial.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 45 | #include "ftdi_sio.h" |
| 46 | |
| 47 | /* |
| 48 | * Version Information |
| 49 | */ |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 50 | #define DRIVER_VERSION "v1.4.3" |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 51 | #define DRIVER_AUTHOR "Greg Kroah-Hartman <greg@kroah.com>, Bill Ryder <bryder@sgi.com>, Kuba Ober <kuba@mareimbrium.org>" |
| 52 | #define DRIVER_DESC "USB FTDI Serial Converters Driver" |
| 53 | |
| 54 | static int debug; |
Ian Abbott | fdcb0a0 | 2005-07-28 18:40:32 +0100 | [diff] [blame] | 55 | static __u16 vendor = FTDI_VID; |
| 56 | static __u16 product; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 57 | |
Oliver Neukum | 0ffbbe2 | 2007-07-09 12:03:08 -0700 | [diff] [blame] | 58 | struct ftdi_private { |
| 59 | ftdi_chip_type_t chip_type; |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 60 | /* type of device, either SIO or FT8U232AM */ |
Oliver Neukum | 0ffbbe2 | 2007-07-09 12:03:08 -0700 | [diff] [blame] | 61 | int baud_base; /* baud base clock for divisor setting */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 62 | int custom_divisor; /* custom_divisor kludge, this is for |
| 63 | baud_base (different from what goes to the |
| 64 | chip!) */ |
Oliver Neukum | 0ffbbe2 | 2007-07-09 12:03:08 -0700 | [diff] [blame] | 65 | __u16 last_set_data_urb_value ; |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 66 | /* the last data state set - needed for doing |
| 67 | * a break |
| 68 | */ |
| 69 | int write_offset; /* This is the offset in the usb data block to |
| 70 | * write the serial data - it varies between |
| 71 | * devices |
Oliver Neukum | 0ffbbe2 | 2007-07-09 12:03:08 -0700 | [diff] [blame] | 72 | */ |
| 73 | int flags; /* some ASYNC_xxxx flags are supported */ |
| 74 | unsigned long last_dtr_rts; /* saved modem control outputs */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 75 | wait_queue_head_t delta_msr_wait; /* Used for TIOCMIWAIT */ |
Oliver Neukum | 0ffbbe2 | 2007-07-09 12:03:08 -0700 | [diff] [blame] | 76 | char prev_status, diff_status; /* Used for TIOCMIWAIT */ |
| 77 | __u8 rx_flags; /* receive state flags (throttling) */ |
| 78 | spinlock_t rx_lock; /* spinlock for receive state */ |
| 79 | struct delayed_work rx_work; |
| 80 | struct usb_serial_port *port; |
| 81 | int rx_processed; |
| 82 | unsigned long rx_bytes; |
| 83 | |
| 84 | __u16 interface; /* FT2232C port interface (0 for FT232/245) */ |
| 85 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 86 | speed_t force_baud; /* if non-zero, force the baud rate to |
| 87 | this value */ |
| 88 | int force_rtscts; /* if non-zero, force RTS-CTS to always |
| 89 | be enabled */ |
Oliver Neukum | 0ffbbe2 | 2007-07-09 12:03:08 -0700 | [diff] [blame] | 90 | |
| 91 | spinlock_t tx_lock; /* spinlock for transmit state */ |
| 92 | unsigned long tx_bytes; |
| 93 | unsigned long tx_outstanding_bytes; |
| 94 | unsigned long tx_outstanding_urbs; |
| 95 | }; |
| 96 | |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 97 | /* struct ftdi_sio_quirk is used by devices requiring special attention. */ |
| 98 | struct ftdi_sio_quirk { |
Tony Lindgren | fa91d43 | 2007-05-04 18:23:24 -0700 | [diff] [blame] | 99 | int (*probe)(struct usb_serial *); |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 100 | /* Special settings for probed ports. */ |
| 101 | void (*port_probe)(struct ftdi_private *); |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 102 | }; |
| 103 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 104 | static int ftdi_jtag_probe(struct usb_serial *serial); |
| 105 | static int ftdi_mtxorb_hack_setup(struct usb_serial *serial); |
| 106 | static void ftdi_USB_UIRT_setup(struct ftdi_private *priv); |
| 107 | static void ftdi_HE_TIRA1_setup(struct ftdi_private *priv); |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 108 | |
Harald Welte | 2073434 | 2008-01-01 15:08:35 +0100 | [diff] [blame] | 109 | static struct ftdi_sio_quirk ftdi_jtag_quirk = { |
| 110 | .probe = ftdi_jtag_probe, |
Tony Lindgren | fa91d43 | 2007-05-04 18:23:24 -0700 | [diff] [blame] | 111 | }; |
| 112 | |
Kevin Vance | 546d7ee | 2008-03-01 13:49:59 -0500 | [diff] [blame] | 113 | static struct ftdi_sio_quirk ftdi_mtxorb_hack_quirk = { |
| 114 | .probe = ftdi_mtxorb_hack_setup, |
| 115 | }; |
| 116 | |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 117 | static struct ftdi_sio_quirk ftdi_USB_UIRT_quirk = { |
Oliver Neukum | 0ffbbe2 | 2007-07-09 12:03:08 -0700 | [diff] [blame] | 118 | .port_probe = ftdi_USB_UIRT_setup, |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 119 | }; |
| 120 | |
| 121 | static struct ftdi_sio_quirk ftdi_HE_TIRA1_quirk = { |
Oliver Neukum | 0ffbbe2 | 2007-07-09 12:03:08 -0700 | [diff] [blame] | 122 | .port_probe = ftdi_HE_TIRA1_setup, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 123 | }; |
| 124 | |
| 125 | /* |
| 126 | * The 8U232AM has the same API as the sio except for: |
| 127 | * - it can support MUCH higher baudrates; up to: |
| 128 | * o 921600 for RS232 and 2000000 for RS422/485 at 48MHz |
| 129 | * o 230400 at 12MHz |
| 130 | * so .. 8U232AM's baudrate setting codes are different |
| 131 | * - it has a two byte status code. |
| 132 | * - it returns characters every 16ms (the FTDI does it every 40ms) |
| 133 | * |
| 134 | * the bcdDevice value is used to differentiate FT232BM and FT245BM from |
| 135 | * the earlier FT8U232AM and FT8U232BM. For now, include all known VID/PID |
| 136 | * combinations in both tables. |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 137 | * FIXME: perhaps bcdDevice can also identify 12MHz FT8U232AM devices, |
| 138 | * but I don't know if those ever went into mass production. [Ian Abbott] |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 139 | */ |
| 140 | |
| 141 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 142 | |
| 143 | static struct usb_device_id id_table_combined [] = { |
Jonathan Davies | 2011e92 | 2006-08-09 10:48:03 +0100 | [diff] [blame] | 144 | { USB_DEVICE(FTDI_VID, FTDI_AMC232_PID) }, |
| 145 | { USB_DEVICE(FTDI_VID, FTDI_CANUSB_PID) }, |
Peter Mack | 6e1ab3e | 2008-04-22 13:25:11 +0200 | [diff] [blame] | 146 | { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_0_PID) }, |
| 147 | { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_1_PID) }, |
| 148 | { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_2_PID) }, |
| 149 | { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_3_PID) }, |
| 150 | { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_4_PID) }, |
| 151 | { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_5_PID) }, |
| 152 | { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_6_PID) }, |
| 153 | { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_7_PID) }, |
Razvan Gavril | 72a9f95 | 2006-05-04 11:35:49 +0300 | [diff] [blame] | 154 | { USB_DEVICE(FTDI_VID, FTDI_ACTZWAVE_PID) }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 155 | { USB_DEVICE(FTDI_VID, FTDI_IRTRANS_PID) }, |
Luiz Fernando N. Capitulino | 69737df | 2006-04-11 15:52:41 -0300 | [diff] [blame] | 156 | { USB_DEVICE(FTDI_VID, FTDI_IPLUS_PID) }, |
Luiz Fernando N. Capitulino | d099321 | 2007-06-21 22:34:23 -0300 | [diff] [blame] | 157 | { USB_DEVICE(FTDI_VID, FTDI_IPLUS2_PID) }, |
Frank Sievertsen | fad14a0 | 2006-10-20 09:43:53 +0200 | [diff] [blame] | 158 | { USB_DEVICE(FTDI_VID, FTDI_DMX4ALL) }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 159 | { USB_DEVICE(FTDI_VID, FTDI_SIO_PID) }, |
| 160 | { USB_DEVICE(FTDI_VID, FTDI_8U232AM_PID) }, |
| 161 | { USB_DEVICE(FTDI_VID, FTDI_8U232AM_ALT_PID) }, |
Gard Spreemann | d8b2160 | 2007-03-05 00:03:26 +0100 | [diff] [blame] | 162 | { USB_DEVICE(FTDI_VID, FTDI_232RL_PID) }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 163 | { USB_DEVICE(FTDI_VID, FTDI_8U2232C_PID) }, |
Christophe Mariac | c0f8d56 | 2006-06-23 17:36:21 +0200 | [diff] [blame] | 164 | { USB_DEVICE(FTDI_VID, FTDI_MICRO_CHAMELEON_PID) }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 165 | { USB_DEVICE(FTDI_VID, FTDI_RELAIS_PID) }, |
Guido Scholz | 2adb80e | 2007-05-08 19:52:41 +0200 | [diff] [blame] | 166 | { USB_DEVICE(FTDI_VID, FTDI_OPENDCC_PID) }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 167 | { USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_IOBOARD_PID) }, |
| 168 | { USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_MINI_IOBOARD_PID) }, |
| 169 | { USB_DEVICE(FTDI_VID, FTDI_XF_632_PID) }, |
| 170 | { USB_DEVICE(FTDI_VID, FTDI_XF_634_PID) }, |
| 171 | { USB_DEVICE(FTDI_VID, FTDI_XF_547_PID) }, |
| 172 | { USB_DEVICE(FTDI_VID, FTDI_XF_633_PID) }, |
| 173 | { USB_DEVICE(FTDI_VID, FTDI_XF_631_PID) }, |
| 174 | { USB_DEVICE(FTDI_VID, FTDI_XF_635_PID) }, |
| 175 | { USB_DEVICE(FTDI_VID, FTDI_XF_640_PID) }, |
| 176 | { USB_DEVICE(FTDI_VID, FTDI_XF_642_PID) }, |
| 177 | { USB_DEVICE(FTDI_VID, FTDI_DSS20_PID) }, |
| 178 | { USB_DEVICE(FTDI_NF_RIC_VID, FTDI_NF_RIC_PID) }, |
| 179 | { USB_DEVICE(FTDI_VID, FTDI_VNHCPCUSB_D_PID) }, |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 180 | { USB_DEVICE(FTDI_VID, FTDI_MTXORB_0_PID) }, |
| 181 | { USB_DEVICE(FTDI_VID, FTDI_MTXORB_1_PID) }, |
| 182 | { USB_DEVICE(FTDI_VID, FTDI_MTXORB_2_PID) }, |
| 183 | { USB_DEVICE(FTDI_VID, FTDI_MTXORB_3_PID) }, |
| 184 | { USB_DEVICE(FTDI_VID, FTDI_MTXORB_4_PID) }, |
| 185 | { USB_DEVICE(FTDI_VID, FTDI_MTXORB_5_PID) }, |
| 186 | { USB_DEVICE(FTDI_VID, FTDI_MTXORB_6_PID) }, |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 187 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0100_PID) }, |
| 188 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0101_PID) }, |
| 189 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0102_PID) }, |
| 190 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0103_PID) }, |
| 191 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0104_PID) }, |
| 192 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0105_PID) }, |
| 193 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0106_PID) }, |
| 194 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0107_PID) }, |
| 195 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0108_PID) }, |
| 196 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0109_PID) }, |
| 197 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010A_PID) }, |
| 198 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010B_PID) }, |
| 199 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010C_PID) }, |
| 200 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010D_PID) }, |
| 201 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010E_PID) }, |
| 202 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010F_PID) }, |
| 203 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0110_PID) }, |
| 204 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0111_PID) }, |
| 205 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0112_PID) }, |
| 206 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0113_PID) }, |
| 207 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0114_PID) }, |
| 208 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0115_PID) }, |
| 209 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0116_PID) }, |
| 210 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0117_PID) }, |
| 211 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0118_PID) }, |
| 212 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0119_PID) }, |
| 213 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011A_PID) }, |
| 214 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011B_PID) }, |
| 215 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011C_PID) }, |
| 216 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011D_PID) }, |
| 217 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011E_PID) }, |
| 218 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011F_PID) }, |
| 219 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0120_PID) }, |
| 220 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0121_PID) }, |
| 221 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0122_PID) }, |
| 222 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0123_PID) }, |
| 223 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0124_PID) }, |
| 224 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0125_PID) }, |
| 225 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0126_PID) }, |
| 226 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0127_PID), |
Kevin Vance | 546d7ee | 2008-03-01 13:49:59 -0500 | [diff] [blame] | 227 | .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk }, |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 228 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0128_PID) }, |
| 229 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0129_PID) }, |
| 230 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012A_PID) }, |
| 231 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012B_PID) }, |
| 232 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012C_PID), |
Ray Molenkamp | ebb3770 | 2008-05-21 17:06:26 -0600 | [diff] [blame] | 233 | .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk }, |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 234 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012D_PID) }, |
| 235 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012E_PID) }, |
| 236 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012F_PID) }, |
| 237 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0130_PID) }, |
| 238 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0131_PID) }, |
| 239 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0132_PID) }, |
| 240 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0133_PID) }, |
| 241 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0134_PID) }, |
| 242 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0135_PID) }, |
| 243 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0136_PID) }, |
| 244 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0137_PID) }, |
| 245 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0138_PID) }, |
| 246 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0139_PID) }, |
| 247 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013A_PID) }, |
| 248 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013B_PID) }, |
| 249 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013C_PID) }, |
| 250 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013D_PID) }, |
| 251 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013E_PID) }, |
| 252 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013F_PID) }, |
| 253 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0140_PID) }, |
| 254 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0141_PID) }, |
| 255 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0142_PID) }, |
| 256 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0143_PID) }, |
| 257 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0144_PID) }, |
| 258 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0145_PID) }, |
| 259 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0146_PID) }, |
| 260 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0147_PID) }, |
| 261 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0148_PID) }, |
| 262 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0149_PID) }, |
| 263 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014A_PID) }, |
| 264 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014B_PID) }, |
| 265 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014C_PID) }, |
| 266 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014D_PID) }, |
| 267 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014E_PID) }, |
| 268 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014F_PID) }, |
| 269 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0150_PID) }, |
| 270 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0151_PID) }, |
| 271 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0152_PID) }, |
| 272 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0153_PID), |
Ray Molenkamp | ebb3770 | 2008-05-21 17:06:26 -0600 | [diff] [blame] | 273 | .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk }, |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 274 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0154_PID), |
Ray Molenkamp | ebb3770 | 2008-05-21 17:06:26 -0600 | [diff] [blame] | 275 | .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk }, |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 276 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0155_PID), |
Ray Molenkamp | ebb3770 | 2008-05-21 17:06:26 -0600 | [diff] [blame] | 277 | .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk }, |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 278 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0156_PID), |
Ray Molenkamp | ebb3770 | 2008-05-21 17:06:26 -0600 | [diff] [blame] | 279 | .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk }, |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 280 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0157_PID), |
Ray Molenkamp | ebb3770 | 2008-05-21 17:06:26 -0600 | [diff] [blame] | 281 | .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk }, |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 282 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0158_PID), |
Ray Molenkamp | ebb3770 | 2008-05-21 17:06:26 -0600 | [diff] [blame] | 283 | .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk }, |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 284 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0159_PID) }, |
| 285 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015A_PID) }, |
| 286 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015B_PID) }, |
| 287 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015C_PID) }, |
| 288 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015D_PID) }, |
| 289 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015E_PID) }, |
| 290 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015F_PID) }, |
| 291 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0160_PID) }, |
| 292 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0161_PID) }, |
| 293 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0162_PID) }, |
| 294 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0163_PID) }, |
| 295 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0164_PID) }, |
| 296 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0165_PID) }, |
| 297 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0166_PID) }, |
| 298 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0167_PID) }, |
| 299 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0168_PID) }, |
| 300 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0169_PID) }, |
| 301 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016A_PID) }, |
| 302 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016B_PID) }, |
| 303 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016C_PID) }, |
| 304 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016D_PID) }, |
| 305 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016E_PID) }, |
| 306 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016F_PID) }, |
| 307 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0170_PID) }, |
| 308 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0171_PID) }, |
| 309 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0172_PID) }, |
| 310 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0173_PID) }, |
| 311 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0174_PID) }, |
| 312 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0175_PID) }, |
| 313 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0176_PID) }, |
| 314 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0177_PID) }, |
| 315 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0178_PID) }, |
| 316 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0179_PID) }, |
| 317 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017A_PID) }, |
| 318 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017B_PID) }, |
| 319 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017C_PID) }, |
| 320 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017D_PID) }, |
| 321 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017E_PID) }, |
| 322 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017F_PID) }, |
| 323 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0180_PID) }, |
| 324 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0181_PID) }, |
| 325 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0182_PID) }, |
| 326 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0183_PID) }, |
| 327 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0184_PID) }, |
| 328 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0185_PID) }, |
| 329 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0186_PID) }, |
| 330 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0187_PID) }, |
| 331 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0188_PID) }, |
| 332 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0189_PID) }, |
| 333 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018A_PID) }, |
| 334 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018B_PID) }, |
| 335 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018C_PID) }, |
| 336 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018D_PID) }, |
| 337 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018E_PID) }, |
| 338 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018F_PID) }, |
| 339 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0190_PID) }, |
| 340 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0191_PID) }, |
| 341 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0192_PID) }, |
| 342 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0193_PID) }, |
| 343 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0194_PID) }, |
| 344 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0195_PID) }, |
| 345 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0196_PID) }, |
| 346 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0197_PID) }, |
| 347 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0198_PID) }, |
| 348 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0199_PID) }, |
| 349 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019A_PID) }, |
| 350 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019B_PID) }, |
| 351 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019C_PID) }, |
| 352 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019D_PID) }, |
| 353 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019E_PID) }, |
| 354 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019F_PID) }, |
| 355 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A0_PID) }, |
| 356 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A1_PID) }, |
| 357 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A2_PID) }, |
| 358 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A3_PID) }, |
| 359 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A4_PID) }, |
| 360 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A5_PID) }, |
| 361 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A6_PID) }, |
| 362 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A7_PID) }, |
| 363 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A8_PID) }, |
| 364 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A9_PID) }, |
| 365 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AA_PID) }, |
| 366 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AB_PID) }, |
| 367 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AC_PID) }, |
| 368 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AD_PID) }, |
| 369 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AE_PID) }, |
| 370 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AF_PID) }, |
| 371 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B0_PID) }, |
| 372 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B1_PID) }, |
| 373 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B2_PID) }, |
| 374 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B3_PID) }, |
| 375 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B4_PID) }, |
| 376 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B5_PID) }, |
| 377 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B6_PID) }, |
| 378 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B7_PID) }, |
| 379 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B8_PID) }, |
| 380 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B9_PID) }, |
| 381 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BA_PID) }, |
| 382 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BB_PID) }, |
| 383 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BC_PID) }, |
| 384 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BD_PID) }, |
| 385 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BE_PID) }, |
| 386 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BF_PID) }, |
| 387 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C0_PID) }, |
| 388 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C1_PID) }, |
| 389 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C2_PID) }, |
| 390 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C3_PID) }, |
| 391 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C4_PID) }, |
| 392 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C5_PID) }, |
| 393 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C6_PID) }, |
| 394 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C7_PID) }, |
| 395 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C8_PID) }, |
| 396 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C9_PID) }, |
| 397 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CA_PID) }, |
| 398 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CB_PID) }, |
| 399 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CC_PID) }, |
| 400 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CD_PID) }, |
| 401 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CE_PID) }, |
| 402 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CF_PID) }, |
| 403 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D0_PID) }, |
| 404 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D1_PID) }, |
| 405 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D2_PID) }, |
| 406 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D3_PID) }, |
| 407 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D4_PID) }, |
| 408 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D5_PID) }, |
| 409 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D6_PID) }, |
| 410 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D7_PID) }, |
| 411 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D8_PID) }, |
| 412 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D9_PID) }, |
| 413 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DA_PID) }, |
| 414 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DB_PID) }, |
| 415 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DC_PID) }, |
| 416 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DD_PID) }, |
| 417 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DE_PID) }, |
| 418 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DF_PID) }, |
| 419 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E0_PID) }, |
| 420 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E1_PID) }, |
| 421 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E2_PID) }, |
| 422 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E3_PID) }, |
| 423 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E4_PID) }, |
| 424 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E5_PID) }, |
| 425 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E6_PID) }, |
| 426 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E7_PID) }, |
| 427 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E8_PID) }, |
| 428 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E9_PID) }, |
| 429 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EA_PID) }, |
| 430 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EB_PID) }, |
| 431 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EC_PID) }, |
| 432 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01ED_PID) }, |
| 433 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EE_PID) }, |
| 434 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EF_PID) }, |
| 435 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F0_PID) }, |
| 436 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F1_PID) }, |
| 437 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F2_PID) }, |
| 438 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F3_PID) }, |
| 439 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F4_PID) }, |
| 440 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F5_PID) }, |
| 441 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F6_PID) }, |
| 442 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F7_PID) }, |
| 443 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F8_PID) }, |
| 444 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F9_PID) }, |
| 445 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FA_PID) }, |
| 446 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FB_PID) }, |
| 447 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FC_PID) }, |
| 448 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FD_PID) }, |
| 449 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FE_PID) }, |
| 450 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FF_PID) }, |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 451 | { USB_DEVICE(FTDI_VID, FTDI_PERLE_ULTRAPORT_PID) }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 452 | { USB_DEVICE(FTDI_VID, FTDI_PIEGROUP_PID) }, |
Dave Platt | 274a4bb | 2006-07-18 21:26:54 -0700 | [diff] [blame] | 453 | { USB_DEVICE(FTDI_VID, FTDI_TNC_X_PID) }, |
Jelle Foks | 868e440 | 2007-03-25 21:08:35 -0400 | [diff] [blame] | 454 | { USB_DEVICE(FTDI_VID, FTDI_USBX_707_PID) }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 455 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2101_PID) }, |
| 456 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2102_PID) }, |
| 457 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2103_PID) }, |
| 458 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2104_PID) }, |
Justin Carlson | a148482 | 2006-09-24 11:52:12 +0300 | [diff] [blame] | 459 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2106_PID) }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 460 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2201_1_PID) }, |
| 461 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2201_2_PID) }, |
| 462 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2202_1_PID) }, |
| 463 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2202_2_PID) }, |
| 464 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2203_1_PID) }, |
| 465 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2203_2_PID) }, |
| 466 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_1_PID) }, |
| 467 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_2_PID) }, |
| 468 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_3_PID) }, |
| 469 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_4_PID) }, |
| 470 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_1_PID) }, |
| 471 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_2_PID) }, |
| 472 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_3_PID) }, |
| 473 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_4_PID) }, |
| 474 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_1_PID) }, |
| 475 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_2_PID) }, |
| 476 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_3_PID) }, |
| 477 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_4_PID) }, |
| 478 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_1_PID) }, |
| 479 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_2_PID) }, |
| 480 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_3_PID) }, |
| 481 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_4_PID) }, |
| 482 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_5_PID) }, |
| 483 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_6_PID) }, |
| 484 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_7_PID) }, |
| 485 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_8_PID) }, |
| 486 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_1_PID) }, |
| 487 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_2_PID) }, |
| 488 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_3_PID) }, |
| 489 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_4_PID) }, |
| 490 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_5_PID) }, |
| 491 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_6_PID) }, |
| 492 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_7_PID) }, |
| 493 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_8_PID) }, |
| 494 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_1_PID) }, |
| 495 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_2_PID) }, |
| 496 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_3_PID) }, |
| 497 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_4_PID) }, |
| 498 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_5_PID) }, |
| 499 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_6_PID) }, |
| 500 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_7_PID) }, |
| 501 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_8_PID) }, |
| 502 | { USB_DEVICE(IDTECH_VID, IDTECH_IDT1221U_PID) }, |
| 503 | { USB_DEVICE(OCT_VID, OCT_US101_PID) }, |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 504 | { USB_DEVICE(FTDI_VID, FTDI_HE_TIRA1_PID), |
| 505 | .driver_info = (kernel_ulong_t)&ftdi_HE_TIRA1_quirk }, |
| 506 | { USB_DEVICE(FTDI_VID, FTDI_USB_UIRT_PID), |
| 507 | .driver_info = (kernel_ulong_t)&ftdi_USB_UIRT_quirk }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 508 | { USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_1) }, |
| 509 | { USB_DEVICE(FTDI_VID, PROTEGO_R2X0) }, |
| 510 | { USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_3) }, |
| 511 | { USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_4) }, |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 512 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E808_PID) }, |
| 513 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E809_PID) }, |
| 514 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80A_PID) }, |
| 515 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80B_PID) }, |
| 516 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80C_PID) }, |
| 517 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80D_PID) }, |
| 518 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80E_PID) }, |
| 519 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80F_PID) }, |
| 520 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E888_PID) }, |
| 521 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E889_PID) }, |
| 522 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88A_PID) }, |
| 523 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88B_PID) }, |
| 524 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88C_PID) }, |
| 525 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88D_PID) }, |
| 526 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88E_PID) }, |
| 527 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88F_PID) }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 528 | { USB_DEVICE(FTDI_VID, FTDI_ELV_UO100_PID) }, |
Ian Abbott | 4790074 | 2005-05-17 15:12:13 +0100 | [diff] [blame] | 529 | { USB_DEVICE(FTDI_VID, FTDI_ELV_UM100_PID) }, |
Ian Abbott | e6ac4a4 | 2005-08-02 14:01:27 +0100 | [diff] [blame] | 530 | { USB_DEVICE(FTDI_VID, FTDI_ELV_UR100_PID) }, |
| 531 | { USB_DEVICE(FTDI_VID, FTDI_ELV_ALC8500_PID) }, |
Thomas Riewe | 207c47e | 2005-09-29 14:57:29 +0200 | [diff] [blame] | 532 | { USB_DEVICE(FTDI_VID, FTDI_PYRAMID_PID) }, |
Martin Hagelin | bde6218 | 2005-10-26 21:10:41 +0200 | [diff] [blame] | 533 | { USB_DEVICE(FTDI_VID, FTDI_ELV_FHZ1000PC_PID) }, |
Thomas Schleusener | 4eaf60e | 2007-02-28 22:50:52 +0100 | [diff] [blame] | 534 | { USB_DEVICE(FTDI_VID, FTDI_IBS_US485_PID) }, |
| 535 | { USB_DEVICE(FTDI_VID, FTDI_IBS_PICPRO_PID) }, |
| 536 | { USB_DEVICE(FTDI_VID, FTDI_IBS_PCMCIA_PID) }, |
| 537 | { USB_DEVICE(FTDI_VID, FTDI_IBS_PK1_PID) }, |
| 538 | { USB_DEVICE(FTDI_VID, FTDI_IBS_RS232MON_PID) }, |
| 539 | { USB_DEVICE(FTDI_VID, FTDI_IBS_APP70_PID) }, |
| 540 | { USB_DEVICE(FTDI_VID, FTDI_IBS_PEDO_PID) }, |
| 541 | { USB_DEVICE(FTDI_VID, FTDI_IBS_PROD_PID) }, |
Ian Abbott | e6ac4a4 | 2005-08-02 14:01:27 +0100 | [diff] [blame] | 542 | /* |
Peter Stark | 42f8aa9 | 2007-12-25 18:32:08 +0100 | [diff] [blame] | 543 | * Due to many user requests for multiple ELV devices we enable |
| 544 | * them by default. |
Ian Abbott | e6ac4a4 | 2005-08-02 14:01:27 +0100 | [diff] [blame] | 545 | */ |
Peter Stark | 42f8aa9 | 2007-12-25 18:32:08 +0100 | [diff] [blame] | 546 | { USB_DEVICE(FTDI_VID, FTDI_ELV_CLI7000_PID) }, |
| 547 | { USB_DEVICE(FTDI_VID, FTDI_ELV_PPS7330_PID) }, |
| 548 | { USB_DEVICE(FTDI_VID, FTDI_ELV_TFM100_PID) }, |
| 549 | { USB_DEVICE(FTDI_VID, FTDI_ELV_UDF77_PID) }, |
| 550 | { USB_DEVICE(FTDI_VID, FTDI_ELV_UIO88_PID) }, |
| 551 | { USB_DEVICE(FTDI_VID, FTDI_ELV_UAD8_PID) }, |
| 552 | { USB_DEVICE(FTDI_VID, FTDI_ELV_UDA7_PID) }, |
| 553 | { USB_DEVICE(FTDI_VID, FTDI_ELV_USI2_PID) }, |
| 554 | { USB_DEVICE(FTDI_VID, FTDI_ELV_T1100_PID) }, |
| 555 | { USB_DEVICE(FTDI_VID, FTDI_ELV_PCD200_PID) }, |
| 556 | { USB_DEVICE(FTDI_VID, FTDI_ELV_ULA200_PID) }, |
| 557 | { USB_DEVICE(FTDI_VID, FTDI_ELV_CSI8_PID) }, |
| 558 | { USB_DEVICE(FTDI_VID, FTDI_ELV_EM1000DL_PID) }, |
| 559 | { USB_DEVICE(FTDI_VID, FTDI_ELV_PCK100_PID) }, |
| 560 | { USB_DEVICE(FTDI_VID, FTDI_ELV_RFP500_PID) }, |
| 561 | { USB_DEVICE(FTDI_VID, FTDI_ELV_FS20SIG_PID) }, |
| 562 | { USB_DEVICE(FTDI_VID, FTDI_ELV_WS300PC_PID) }, |
| 563 | { USB_DEVICE(FTDI_VID, FTDI_ELV_FHZ1300PC_PID) }, |
Sven Andersen | 4ae897d | 2008-03-04 22:09:11 +0100 | [diff] [blame] | 564 | { USB_DEVICE(FTDI_VID, FTDI_ELV_EM1010PC_PID) }, |
Peter Stark | 42f8aa9 | 2007-12-25 18:32:08 +0100 | [diff] [blame] | 565 | { USB_DEVICE(FTDI_VID, FTDI_ELV_WS500_PID) }, |
André Schenk | b5894a5 | 2008-07-28 15:48:46 +0200 | [diff] [blame] | 566 | { USB_DEVICE(FTDI_VID, FTDI_ELV_HS485_PID) }, |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 567 | { USB_DEVICE(FTDI_VID, LINX_SDMUSBQSS_PID) }, |
| 568 | { USB_DEVICE(FTDI_VID, LINX_MASTERDEVEL2_PID) }, |
| 569 | { USB_DEVICE(FTDI_VID, LINX_FUTURE_0_PID) }, |
| 570 | { USB_DEVICE(FTDI_VID, LINX_FUTURE_1_PID) }, |
| 571 | { USB_DEVICE(FTDI_VID, LINX_FUTURE_2_PID) }, |
| 572 | { USB_DEVICE(FTDI_VID, FTDI_CCSICDU20_0_PID) }, |
| 573 | { USB_DEVICE(FTDI_VID, FTDI_CCSICDU40_1_PID) }, |
Jan Capek | ec434e9 | 2006-11-28 22:35:12 +0100 | [diff] [blame] | 574 | { USB_DEVICE(FTDI_VID, FTDI_CCSMACHX_2_PID) }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 575 | { USB_DEVICE(FTDI_VID, INSIDE_ACCESSO) }, |
| 576 | { USB_DEVICE(INTREPID_VID, INTREPID_VALUECAN_PID) }, |
| 577 | { USB_DEVICE(INTREPID_VID, INTREPID_NEOVI_PID) }, |
| 578 | { USB_DEVICE(FALCOM_VID, FALCOM_TWIST_PID) }, |
Ian Abbott | e6ac4a4 | 2005-08-02 14:01:27 +0100 | [diff] [blame] | 579 | { USB_DEVICE(FALCOM_VID, FALCOM_SAMBA_PID) }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 580 | { USB_DEVICE(FTDI_VID, FTDI_SUUNTO_SPORTS_PID) }, |
Michael Olberg | ef31fec | 2007-02-27 12:57:12 +0100 | [diff] [blame] | 581 | { USB_DEVICE(TTI_VID, TTI_QL355P_PID) }, |
Ian Abbott | 6f92872 | 2005-04-29 16:06:14 +0100 | [diff] [blame] | 582 | { USB_DEVICE(FTDI_VID, FTDI_RM_CANVIEW_PID) }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 583 | { USB_DEVICE(BANDB_VID, BANDB_USOTL4_PID) }, |
| 584 | { USB_DEVICE(BANDB_VID, BANDB_USTL4_PID) }, |
| 585 | { USB_DEVICE(BANDB_VID, BANDB_USO9ML2_PID) }, |
| 586 | { USB_DEVICE(FTDI_VID, EVER_ECO_PRO_CDS) }, |
Ian Abbott | 6f92872 | 2005-04-29 16:06:14 +0100 | [diff] [blame] | 587 | { USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_1_PID) }, |
| 588 | { USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_2_PID) }, |
Ian Abbott | e6ac4a4 | 2005-08-02 14:01:27 +0100 | [diff] [blame] | 589 | { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_0_PID) }, |
| 590 | { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_1_PID) }, |
| 591 | { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_2_PID) }, |
| 592 | { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_3_PID) }, |
| 593 | { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_4_PID) }, |
| 594 | { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_5_PID) }, |
| 595 | { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_6_PID) }, |
| 596 | { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_7_PID) }, |
Ian Abbott | 6f92872 | 2005-04-29 16:06:14 +0100 | [diff] [blame] | 597 | { USB_DEVICE(MOBILITY_VID, MOBILITY_USB_SERIAL_PID) }, |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 598 | { USB_DEVICE(FTDI_VID, FTDI_ACTIVE_ROBOTS_PID) }, |
Ian Abbott | 34d1a8a | 2006-02-27 14:05:32 +0000 | [diff] [blame] | 599 | { USB_DEVICE(FTDI_VID, FTDI_MHAM_KW_PID) }, |
| 600 | { USB_DEVICE(FTDI_VID, FTDI_MHAM_YS_PID) }, |
Ian Abbott | 9b1513d | 2005-07-29 12:16:31 -0700 | [diff] [blame] | 601 | { USB_DEVICE(FTDI_VID, FTDI_MHAM_Y6_PID) }, |
| 602 | { USB_DEVICE(FTDI_VID, FTDI_MHAM_Y8_PID) }, |
Ian Abbott | 34d1a8a | 2006-02-27 14:05:32 +0000 | [diff] [blame] | 603 | { USB_DEVICE(FTDI_VID, FTDI_MHAM_IC_PID) }, |
| 604 | { USB_DEVICE(FTDI_VID, FTDI_MHAM_DB9_PID) }, |
| 605 | { USB_DEVICE(FTDI_VID, FTDI_MHAM_RS232_PID) }, |
| 606 | { USB_DEVICE(FTDI_VID, FTDI_MHAM_Y9_PID) }, |
Ian Abbott | 740a428 | 2005-12-13 16:18:47 +0000 | [diff] [blame] | 607 | { USB_DEVICE(FTDI_VID, FTDI_TERATRONIK_VCP_PID) }, |
| 608 | { USB_DEVICE(FTDI_VID, FTDI_TERATRONIK_D2XX_PID) }, |
Ian Abbott | 9b1513d | 2005-07-29 12:16:31 -0700 | [diff] [blame] | 609 | { USB_DEVICE(EVOLUTION_VID, EVOLUTION_ER1_PID) }, |
Søren Hauberg | c1f8ea7 | 2007-08-08 10:50:17 +0200 | [diff] [blame] | 610 | { USB_DEVICE(EVOLUTION_VID, EVO_HYBRID_PID) }, |
| 611 | { USB_DEVICE(EVOLUTION_VID, EVO_RCM4_PID) }, |
Rui Santos | c9c7746 | 2005-09-23 20:06:50 +0100 | [diff] [blame] | 612 | { USB_DEVICE(FTDI_VID, FTDI_ARTEMIS_PID) }, |
| 613 | { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16_PID) }, |
Rui Santos | 09c280a | 2006-01-09 13:12:40 +0000 | [diff] [blame] | 614 | { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16C_PID) }, |
Rui Santos | c9c7746 | 2005-09-23 20:06:50 +0100 | [diff] [blame] | 615 | { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16HR_PID) }, |
Rui Santos | 09c280a | 2006-01-09 13:12:40 +0000 | [diff] [blame] | 616 | { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16HRC_PID) }, |
Franco Lanza | 3491043 | 2007-12-26 03:29:33 +0100 | [diff] [blame] | 617 | { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16IC_PID) }, |
Ian Abbott | b4723ae | 2005-11-23 15:45:23 -0800 | [diff] [blame] | 618 | { USB_DEVICE(KOBIL_VID, KOBIL_CONV_B1_PID) }, |
| 619 | { USB_DEVICE(KOBIL_VID, KOBIL_CONV_KAAN_PID) }, |
Pavel Fedin | effac8b | 2005-12-09 09:30:59 +0300 | [diff] [blame] | 620 | { USB_DEVICE(POSIFLEX_VID, POSIFLEX_PP7000_PID) }, |
Louis Nyffenegger | 641adaa | 2006-01-05 17:20:37 +0100 | [diff] [blame] | 621 | { USB_DEVICE(FTDI_VID, FTDI_TTUSB_PID) }, |
Ian Abbott | 7e1c0b8 | 2006-03-21 14:55:20 +0000 | [diff] [blame] | 622 | { USB_DEVICE(FTDI_VID, FTDI_ECLO_COM_1WIRE_PID) }, |
Ian Abbott | a94b52a | 2006-01-09 17:11:40 +0000 | [diff] [blame] | 623 | { USB_DEVICE(FTDI_VID, FTDI_WESTREX_MODEL_777_PID) }, |
| 624 | { USB_DEVICE(FTDI_VID, FTDI_WESTREX_MODEL_8900F_PID) }, |
Wouter Paesen | ce40d29 | 2006-01-03 14:30:31 +0100 | [diff] [blame] | 625 | { USB_DEVICE(FTDI_VID, FTDI_PCDJ_DAC2_PID) }, |
Nathan Bronson | cdd3b15 | 2006-04-10 00:05:09 -0400 | [diff] [blame] | 626 | { USB_DEVICE(FTDI_VID, FTDI_RRCIRKITS_LOCOBUFFER_PID) }, |
Ian Abbott | 7e0258f | 2006-04-12 15:20:35 +0100 | [diff] [blame] | 627 | { USB_DEVICE(FTDI_VID, FTDI_ASK_RDR400_PID) }, |
A. Maitland Bottoms | bf58fbd | 2006-03-14 18:44:23 -0500 | [diff] [blame] | 628 | { USB_DEVICE(ICOM_ID1_VID, ICOM_ID1_PID) }, |
Folkert van Heusden | 62a13db | 2006-03-28 20:41:26 +0900 | [diff] [blame] | 629 | { USB_DEVICE(PAPOUCH_VID, PAPOUCH_TMU_PID) }, |
Ian Abbott | 20a0f47 | 2006-05-04 11:34:25 +0100 | [diff] [blame] | 630 | { USB_DEVICE(FTDI_VID, FTDI_ACG_HFDUAL_PID) }, |
Ian Abbott | eb79b4f | 2006-05-30 12:36:30 +0100 | [diff] [blame] | 631 | { USB_DEVICE(FTDI_VID, FTDI_YEI_SERVOCENTER31_PID) }, |
D. Peter Siddons | 4843748 | 2006-06-17 18:09:15 -0400 | [diff] [blame] | 632 | { USB_DEVICE(FTDI_VID, FTDI_THORLABS_PID) }, |
Colin Leroy | e1979fe | 2006-07-11 11:36:43 +0200 | [diff] [blame] | 633 | { USB_DEVICE(TESTO_VID, TESTO_USB_INTERFACE_PID) }, |
Ralf Schlatterbeck | eaede2c | 2006-09-06 12:15:02 +0200 | [diff] [blame] | 634 | { USB_DEVICE(FTDI_VID, FTDI_GAMMA_SCOUT_PID) }, |
Ian Abbott | 9978f9e | 2006-09-25 14:19:19 +0100 | [diff] [blame] | 635 | { USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13M_PID) }, |
| 636 | { USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13S_PID) }, |
| 637 | { USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13U_PID) }, |
Kjell Myksvoll | 40c3609 | 2006-10-22 23:26:42 +0200 | [diff] [blame] | 638 | { USB_DEVICE(ELEKTOR_VID, ELEKTOR_FT323R_PID) }, |
Micke Prag | 822c7ef | 2007-02-04 23:39:11 +0100 | [diff] [blame] | 639 | { USB_DEVICE(TELLDUS_VID, TELLDUS_TELLSTICK_PID) }, |
Neil \"Superna\" ARMSTRONG | 762e92f | 2007-04-25 20:34:28 +0200 | [diff] [blame] | 640 | { USB_DEVICE(FTDI_VID, FTDI_MAXSTREAM_PID) }, |
Lex Ross | a5f6239 | 2008-08-06 16:25:08 +0400 | [diff] [blame] | 641 | { USB_DEVICE(FTDI_VID, FTDI_PHI_FISCO_PID) }, |
Pierre Castella | d7fde2d | 2007-09-06 22:34:39 +0200 | [diff] [blame] | 642 | { USB_DEVICE(TML_VID, TML_USB_SERIAL_PID) }, |
Ed Beroset | 4bb0ef1 | 2008-01-17 17:37:46 -0500 | [diff] [blame] | 643 | { USB_DEVICE(FTDI_VID, FTDI_ELSTER_UNICOM_PID) }, |
Mirko Bordignon | 11171d1 | 2008-03-10 11:38:55 +0100 | [diff] [blame] | 644 | { USB_DEVICE(FTDI_VID, FTDI_PROPOX_JTAGCABLEII_PID) }, |
Tony Lindgren | fa91d43 | 2007-05-04 18:23:24 -0700 | [diff] [blame] | 645 | { USB_DEVICE(OLIMEX_VID, OLIMEX_ARM_USB_OCD_PID), |
Harald Welte | 2073434 | 2008-01-01 15:08:35 +0100 | [diff] [blame] | 646 | .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk }, |
| 647 | { USB_DEVICE(FIC_VID, FIC_NEO1973_DEBUG_PID), |
| 648 | .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk }, |
| 649 | { USB_DEVICE(FTDI_VID, FTDI_OOCDLINK_PID), |
| 650 | .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk }, |
Frederik Kriewitz | a00c3ca | 2008-07-30 16:53:41 +0200 | [diff] [blame] | 651 | { USB_DEVICE(FTDI_VID, LMI_LM3S_DEVEL_BOARD_PID), |
| 652 | .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk }, |
| 653 | { USB_DEVICE(FTDI_VID, LMI_LM3S_EVAL_BOARD_PID), |
| 654 | .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk }, |
Atsushi Nemoto | 26ab705 | 2008-05-17 00:13:56 +0900 | [diff] [blame] | 655 | { USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID_USB60F) }, |
Jon K Hellan | 2542335 | 2008-06-24 11:43:13 +0200 | [diff] [blame] | 656 | { USB_DEVICE(FTDI_VID, FTDI_REU_TINY_PID) }, |
Ian Abbott | fdcb0a0 | 2005-07-28 18:40:32 +0100 | [diff] [blame] | 657 | { }, /* Optional parameter entry */ |
| 658 | { } /* Terminating entry */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 659 | }; |
| 660 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 661 | MODULE_DEVICE_TABLE(usb, id_table_combined); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 662 | |
| 663 | static struct usb_driver ftdi_driver = { |
| 664 | .name = "ftdi_sio", |
| 665 | .probe = usb_serial_probe, |
| 666 | .disconnect = usb_serial_disconnect, |
| 667 | .id_table = id_table_combined, |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 668 | .no_dynamic_id = 1, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 669 | }; |
| 670 | |
Arjan van de Ven | 4c4c943 | 2005-11-29 09:43:42 +0100 | [diff] [blame] | 671 | static const char *ftdi_chip_name[] = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 672 | [SIO] = "SIO", /* the serial part of FT8U100AX */ |
| 673 | [FT8U232AM] = "FT8U232AM", |
| 674 | [FT232BM] = "FT232BM", |
| 675 | [FT2232C] = "FT2232C", |
Gard Spreemann | d8b2160 | 2007-03-05 00:03:26 +0100 | [diff] [blame] | 676 | [FT232RL] = "FT232RL", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 677 | }; |
| 678 | |
| 679 | |
| 680 | /* Constants for read urb and write urb */ |
| 681 | #define BUFSZ 512 |
| 682 | #define PKTSZ 64 |
| 683 | |
| 684 | /* rx_flags */ |
| 685 | #define THROTTLED 0x01 |
| 686 | #define ACTUALLY_THROTTLED 0x02 |
| 687 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 688 | /* Used for TIOCMIWAIT */ |
| 689 | #define FTDI_STATUS_B0_MASK (FTDI_RS0_CTS | FTDI_RS0_DSR | FTDI_RS0_RI | FTDI_RS0_RLSD) |
| 690 | #define FTDI_STATUS_B1_MASK (FTDI_RS_BI) |
| 691 | /* End TIOCMIWAIT */ |
| 692 | |
Roel Kluin | bbc5d27 | 2008-02-07 01:06:07 +0100 | [diff] [blame] | 693 | #define FTDI_IMPL_ASYNC_FLAGS = (ASYNC_SPD_HI | ASYNC_SPD_VHI \ |
| 694 | | ASYNC_SPD_CUST | ASYNC_SPD_SHI | ASYNC_SPD_WARP) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 695 | |
| 696 | /* function prototypes for a FTDI serial converter */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 697 | static int ftdi_sio_probe(struct usb_serial *serial, |
| 698 | const struct usb_device_id *id); |
| 699 | static void ftdi_shutdown(struct usb_serial *serial); |
| 700 | static int ftdi_sio_port_probe(struct usb_serial_port *port); |
| 701 | static int ftdi_sio_port_remove(struct usb_serial_port *port); |
| 702 | static int ftdi_open(struct tty_struct *tty, |
| 703 | struct usb_serial_port *port, struct file *filp); |
| 704 | static void ftdi_close(struct tty_struct *tty, |
| 705 | struct usb_serial_port *port, struct file *filp); |
| 706 | static int ftdi_write(struct tty_struct *tty, struct usb_serial_port *port, |
| 707 | const unsigned char *buf, int count); |
| 708 | static int ftdi_write_room(struct tty_struct *tty); |
| 709 | static int ftdi_chars_in_buffer(struct tty_struct *tty); |
| 710 | static void ftdi_write_bulk_callback(struct urb *urb); |
| 711 | static void ftdi_read_bulk_callback(struct urb *urb); |
| 712 | static void ftdi_process_read(struct work_struct *work); |
| 713 | static void ftdi_set_termios(struct tty_struct *tty, |
| 714 | struct usb_serial_port *port, struct ktermios *old); |
| 715 | static int ftdi_tiocmget(struct tty_struct *tty, struct file *file); |
| 716 | static int ftdi_tiocmset(struct tty_struct *tty, struct file *file, |
| 717 | unsigned int set, unsigned int clear); |
| 718 | static int ftdi_ioctl(struct tty_struct *tty, struct file *file, |
| 719 | unsigned int cmd, unsigned long arg); |
| 720 | static void ftdi_break_ctl(struct tty_struct *tty, int break_state); |
| 721 | static void ftdi_throttle(struct tty_struct *tty); |
| 722 | static void ftdi_unthrottle(struct tty_struct *tty); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 723 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 724 | static unsigned short int ftdi_232am_baud_base_to_divisor(int baud, int base); |
| 725 | static unsigned short int ftdi_232am_baud_to_divisor(int baud); |
| 726 | static __u32 ftdi_232bm_baud_base_to_divisor(int baud, int base); |
| 727 | static __u32 ftdi_232bm_baud_to_divisor(int baud); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 728 | |
Greg Kroah-Hartman | ea65370 | 2005-06-20 21:15:16 -0700 | [diff] [blame] | 729 | static struct usb_serial_driver ftdi_sio_device = { |
Greg Kroah-Hartman | 18fcac3 | 2005-06-20 21:15:16 -0700 | [diff] [blame] | 730 | .driver = { |
| 731 | .owner = THIS_MODULE, |
Greg Kroah-Hartman | 269bda1 | 2005-06-20 21:15:16 -0700 | [diff] [blame] | 732 | .name = "ftdi_sio", |
Greg Kroah-Hartman | 18fcac3 | 2005-06-20 21:15:16 -0700 | [diff] [blame] | 733 | }, |
Greg Kroah-Hartman | 269bda1 | 2005-06-20 21:15:16 -0700 | [diff] [blame] | 734 | .description = "FTDI USB Serial Device", |
Johannes Hölzl | d9b1b78 | 2006-12-17 21:50:24 +0100 | [diff] [blame] | 735 | .usb_driver = &ftdi_driver , |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 736 | .id_table = id_table_combined, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 737 | .num_ports = 1, |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 738 | .probe = ftdi_sio_probe, |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 739 | .port_probe = ftdi_sio_port_probe, |
| 740 | .port_remove = ftdi_sio_port_remove, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 741 | .open = ftdi_open, |
| 742 | .close = ftdi_close, |
| 743 | .throttle = ftdi_throttle, |
| 744 | .unthrottle = ftdi_unthrottle, |
| 745 | .write = ftdi_write, |
| 746 | .write_room = ftdi_write_room, |
| 747 | .chars_in_buffer = ftdi_chars_in_buffer, |
| 748 | .read_bulk_callback = ftdi_read_bulk_callback, |
| 749 | .write_bulk_callback = ftdi_write_bulk_callback, |
| 750 | .tiocmget = ftdi_tiocmget, |
| 751 | .tiocmset = ftdi_tiocmset, |
| 752 | .ioctl = ftdi_ioctl, |
| 753 | .set_termios = ftdi_set_termios, |
| 754 | .break_ctl = ftdi_break_ctl, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 755 | .shutdown = ftdi_shutdown, |
| 756 | }; |
| 757 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 758 | |
| 759 | #define WDR_TIMEOUT 5000 /* default urb timeout */ |
Ian Abbott | 279e154 | 2005-07-29 12:16:52 -0700 | [diff] [blame] | 760 | #define WDR_SHORT_TIMEOUT 1000 /* shorter urb timeout */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 761 | |
| 762 | /* High and low are for DTR, RTS etc etc */ |
| 763 | #define HIGH 1 |
| 764 | #define LOW 0 |
| 765 | |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 766 | /* number of outstanding urbs to prevent userspace DoS from happening */ |
| 767 | #define URB_UPPER_LIMIT 42 |
| 768 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 769 | /* |
| 770 | * *************************************************************************** |
Tony Lindgren | fa91d43 | 2007-05-04 18:23:24 -0700 | [diff] [blame] | 771 | * Utility functions |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 772 | * *************************************************************************** |
| 773 | */ |
| 774 | |
| 775 | static unsigned short int ftdi_232am_baud_base_to_divisor(int baud, int base) |
| 776 | { |
| 777 | unsigned short int divisor; |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 778 | /* divisor shifted 3 bits to the left */ |
| 779 | int divisor3 = base / 2 / baud; |
| 780 | if ((divisor3 & 0x7) == 7) |
| 781 | divisor3++; /* round x.7/8 up to x+1 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 782 | divisor = divisor3 >> 3; |
| 783 | divisor3 &= 0x7; |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 784 | if (divisor3 == 1) |
| 785 | divisor |= 0xc000; |
| 786 | else if (divisor3 >= 4) |
| 787 | divisor |= 0x4000; |
| 788 | else if (divisor3 != 0) |
| 789 | divisor |= 0x8000; |
| 790 | else if (divisor == 1) |
| 791 | divisor = 0; /* special case for maximum baud rate */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 792 | return divisor; |
| 793 | } |
| 794 | |
| 795 | static unsigned short int ftdi_232am_baud_to_divisor(int baud) |
| 796 | { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 797 | return ftdi_232am_baud_base_to_divisor(baud, 48000000); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 798 | } |
| 799 | |
| 800 | static __u32 ftdi_232bm_baud_base_to_divisor(int baud, int base) |
| 801 | { |
| 802 | static const unsigned char divfrac[8] = { 0, 3, 2, 4, 1, 5, 6, 7 }; |
| 803 | __u32 divisor; |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 804 | /* divisor shifted 3 bits to the left */ |
| 805 | int divisor3 = base / 2 / baud; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 806 | divisor = divisor3 >> 3; |
| 807 | divisor |= (__u32)divfrac[divisor3 & 0x7] << 14; |
| 808 | /* Deal with special cases for highest baud rates. */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 809 | if (divisor == 1) |
| 810 | divisor = 0; |
| 811 | else if (divisor == 0x4001) |
| 812 | divisor = 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 813 | return divisor; |
| 814 | } |
| 815 | |
| 816 | static __u32 ftdi_232bm_baud_to_divisor(int baud) |
| 817 | { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 818 | return ftdi_232bm_baud_base_to_divisor(baud, 48000000); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 819 | } |
| 820 | |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 821 | #define set_mctrl(port, set) update_mctrl((port), (set), 0) |
| 822 | #define clear_mctrl(port, clear) update_mctrl((port), 0, (clear)) |
| 823 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 824 | static int update_mctrl(struct usb_serial_port *port, unsigned int set, |
| 825 | unsigned int clear) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 826 | { |
| 827 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 828 | char *buf; |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 829 | unsigned urb_value; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 830 | int rv; |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 831 | |
| 832 | if (((set | clear) & (TIOCM_DTR | TIOCM_RTS)) == 0) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 833 | dbg("%s - DTR|RTS not being set|cleared", __func__); |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 834 | return 0; /* no change */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 835 | } |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 836 | |
| 837 | buf = kmalloc(1, GFP_NOIO); |
Alan Cox | 9b0f258 | 2008-02-20 20:49:53 +0000 | [diff] [blame] | 838 | if (!buf) |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 839 | return -ENOMEM; |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 840 | |
| 841 | clear &= ~set; /* 'set' takes precedence over 'clear' */ |
| 842 | urb_value = 0; |
| 843 | if (clear & TIOCM_DTR) |
| 844 | urb_value |= FTDI_SIO_SET_DTR_LOW; |
| 845 | if (clear & TIOCM_RTS) |
| 846 | urb_value |= FTDI_SIO_SET_RTS_LOW; |
| 847 | if (set & TIOCM_DTR) |
| 848 | urb_value |= FTDI_SIO_SET_DTR_HIGH; |
| 849 | if (set & TIOCM_RTS) |
| 850 | urb_value |= FTDI_SIO_SET_RTS_HIGH; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 851 | rv = usb_control_msg(port->serial->dev, |
| 852 | usb_sndctrlpipe(port->serial->dev, 0), |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 853 | FTDI_SIO_SET_MODEM_CTRL_REQUEST, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 854 | FTDI_SIO_SET_MODEM_CTRL_REQUEST_TYPE, |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 855 | urb_value, priv->interface, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 856 | buf, 0, WDR_TIMEOUT); |
| 857 | |
| 858 | kfree(buf); |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 859 | if (rv < 0) { |
| 860 | err("%s Error from MODEM_CTRL urb: DTR %s, RTS %s", |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 861 | __func__, |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 862 | (set & TIOCM_DTR) ? "HIGH" : |
| 863 | (clear & TIOCM_DTR) ? "LOW" : "unchanged", |
| 864 | (set & TIOCM_RTS) ? "HIGH" : |
| 865 | (clear & TIOCM_RTS) ? "LOW" : "unchanged"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 866 | } else { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 867 | dbg("%s - DTR %s, RTS %s", __func__, |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 868 | (set & TIOCM_DTR) ? "HIGH" : |
| 869 | (clear & TIOCM_DTR) ? "LOW" : "unchanged", |
| 870 | (set & TIOCM_RTS) ? "HIGH" : |
| 871 | (clear & TIOCM_RTS) ? "LOW" : "unchanged"); |
Alan Cox | 9b0f258 | 2008-02-20 20:49:53 +0000 | [diff] [blame] | 872 | /* FIXME: locking on last_dtr_rts */ |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 873 | priv->last_dtr_rts = (priv->last_dtr_rts & ~clear) | set; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 874 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 875 | return rv; |
| 876 | } |
| 877 | |
| 878 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 879 | static __u32 get_ftdi_divisor(struct tty_struct *tty, |
| 880 | struct usb_serial_port *port) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 881 | { /* get_ftdi_divisor */ |
| 882 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 883 | __u32 div_value = 0; |
| 884 | int div_okay = 1; |
| 885 | int baud; |
| 886 | |
| 887 | /* |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 888 | * The logic involved in setting the baudrate can be cleanly split into |
| 889 | * 3 steps. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 890 | * 1. Standard baud rates are set in tty->termios->c_cflag |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 891 | * 2. If these are not enough, you can set any speed using alt_speed as |
| 892 | * follows: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 893 | * - set tty->termios->c_cflag speed to B38400 |
| 894 | * - set your real speed in tty->alt_speed; it gets ignored when |
| 895 | * alt_speed==0, (or) |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 896 | * - call TIOCSSERIAL ioctl with (struct serial_struct) set as |
| 897 | * follows: |
| 898 | * flags & ASYNC_SPD_MASK == ASYNC_SPD_[HI, VHI, SHI, WARP], |
| 899 | * this just sets alt_speed to (HI: 57600, VHI: 115200, |
| 900 | * SHI: 230400, WARP: 460800) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 901 | * ** Steps 1, 2 are done courtesy of tty_get_baud_rate |
| 902 | * 3. You can also set baud rate by setting custom divisor as follows |
| 903 | * - set tty->termios->c_cflag speed to B38400 |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 904 | * - call TIOCSSERIAL ioctl with (struct serial_struct) set as |
| 905 | * follows: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 906 | * o flags & ASYNC_SPD_MASK == ASYNC_SPD_CUST |
| 907 | * o custom_divisor set to baud_base / your_new_baudrate |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 908 | * ** Step 3 is done courtesy of code borrowed from serial.c |
| 909 | * I should really spend some time and separate + move this common |
| 910 | * code to serial.c, it is replicated in nearly every serial driver |
| 911 | * you see. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 912 | */ |
| 913 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 914 | /* 1. Get the baud rate from the tty settings, this observes |
| 915 | alt_speed hack */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 916 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 917 | baud = tty_get_baud_rate(tty); |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 918 | dbg("%s - tty_get_baud_rate reports speed %d", __func__, baud); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 919 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 920 | /* 2. Observe async-compatible custom_divisor hack, update baudrate |
| 921 | if needed */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 922 | |
| 923 | if (baud == 38400 && |
| 924 | ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST) && |
| 925 | (priv->custom_divisor)) { |
| 926 | baud = priv->baud_base / priv->custom_divisor; |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 927 | dbg("%s - custom divisor %d sets baud rate to %d", |
| 928 | __func__, priv->custom_divisor, baud); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 929 | } |
| 930 | |
| 931 | /* 3. Convert baudrate to device-specific divisor */ |
| 932 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 933 | if (!baud) |
| 934 | baud = 9600; |
| 935 | switch (priv->chip_type) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 936 | case SIO: /* SIO chip */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 937 | switch (baud) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 938 | case 300: div_value = ftdi_sio_b300; break; |
| 939 | case 600: div_value = ftdi_sio_b600; break; |
| 940 | case 1200: div_value = ftdi_sio_b1200; break; |
| 941 | case 2400: div_value = ftdi_sio_b2400; break; |
| 942 | case 4800: div_value = ftdi_sio_b4800; break; |
| 943 | case 9600: div_value = ftdi_sio_b9600; break; |
| 944 | case 19200: div_value = ftdi_sio_b19200; break; |
| 945 | case 38400: div_value = ftdi_sio_b38400; break; |
| 946 | case 57600: div_value = ftdi_sio_b57600; break; |
| 947 | case 115200: div_value = ftdi_sio_b115200; break; |
| 948 | } /* baud */ |
| 949 | if (div_value == 0) { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 950 | dbg("%s - Baudrate (%d) requested is not supported", |
| 951 | __func__, baud); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 952 | div_value = ftdi_sio_b9600; |
Andrew Morton | bd5e47c | 2007-10-18 01:24:25 -0700 | [diff] [blame] | 953 | baud = 9600; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 954 | div_okay = 0; |
| 955 | } |
| 956 | break; |
| 957 | case FT8U232AM: /* 8U232AM chip */ |
| 958 | if (baud <= 3000000) { |
| 959 | div_value = ftdi_232am_baud_to_divisor(baud); |
| 960 | } else { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 961 | dbg("%s - Baud rate too high!", __func__); |
Andrew Morton | bd5e47c | 2007-10-18 01:24:25 -0700 | [diff] [blame] | 962 | baud = 9600; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 963 | div_value = ftdi_232am_baud_to_divisor(9600); |
| 964 | div_okay = 0; |
| 965 | } |
| 966 | break; |
| 967 | case FT232BM: /* FT232BM chip */ |
| 968 | case FT2232C: /* FT2232C chip */ |
David Brownell | 3b009c6 | 2007-03-23 12:54:27 -0700 | [diff] [blame] | 969 | case FT232RL: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 970 | if (baud <= 3000000) { |
| 971 | div_value = ftdi_232bm_baud_to_divisor(baud); |
| 972 | } else { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 973 | dbg("%s - Baud rate too high!", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 974 | div_value = ftdi_232bm_baud_to_divisor(9600); |
| 975 | div_okay = 0; |
Alan Cox | 669a6db | 2007-10-18 01:24:24 -0700 | [diff] [blame] | 976 | baud = 9600; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 977 | } |
| 978 | break; |
| 979 | } /* priv->chip_type */ |
| 980 | |
| 981 | if (div_okay) { |
| 982 | dbg("%s - Baud rate set to %d (divisor 0x%lX) on chip %s", |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 983 | __func__, baud, (unsigned long)div_value, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 984 | ftdi_chip_name[priv->chip_type]); |
| 985 | } |
| 986 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 987 | tty_encode_baud_rate(tty, baud, baud); |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 988 | return div_value; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 989 | } |
| 990 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 991 | static int change_speed(struct tty_struct *tty, struct usb_serial_port *port) |
| 992 | { |
| 993 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 994 | char *buf; |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 995 | __u16 urb_value; |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 996 | __u16 urb_index; |
| 997 | __u32 urb_index_value; |
| 998 | int rv; |
| 999 | |
| 1000 | buf = kmalloc(1, GFP_NOIO); |
| 1001 | if (!buf) |
| 1002 | return -ENOMEM; |
| 1003 | |
| 1004 | urb_index_value = get_ftdi_divisor(tty, port); |
| 1005 | urb_value = (__u16)urb_index_value; |
| 1006 | urb_index = (__u16)(urb_index_value >> 16); |
| 1007 | if (priv->interface) { /* FT2232C */ |
| 1008 | urb_index = (__u16)((urb_index << 8) | priv->interface); |
| 1009 | } |
| 1010 | |
| 1011 | rv = usb_control_msg(port->serial->dev, |
| 1012 | usb_sndctrlpipe(port->serial->dev, 0), |
| 1013 | FTDI_SIO_SET_BAUDRATE_REQUEST, |
| 1014 | FTDI_SIO_SET_BAUDRATE_REQUEST_TYPE, |
| 1015 | urb_value, urb_index, |
| 1016 | buf, 0, WDR_SHORT_TIMEOUT); |
| 1017 | |
| 1018 | kfree(buf); |
| 1019 | return rv; |
| 1020 | } |
| 1021 | |
| 1022 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1023 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1024 | static int get_serial_info(struct usb_serial_port *port, |
| 1025 | struct serial_struct __user *retinfo) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1026 | { |
| 1027 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 1028 | struct serial_struct tmp; |
| 1029 | |
| 1030 | if (!retinfo) |
| 1031 | return -EFAULT; |
| 1032 | memset(&tmp, 0, sizeof(tmp)); |
| 1033 | tmp.flags = priv->flags; |
| 1034 | tmp.baud_base = priv->baud_base; |
| 1035 | tmp.custom_divisor = priv->custom_divisor; |
| 1036 | if (copy_to_user(retinfo, &tmp, sizeof(*retinfo))) |
| 1037 | return -EFAULT; |
| 1038 | return 0; |
| 1039 | } /* get_serial_info */ |
| 1040 | |
| 1041 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1042 | static int set_serial_info(struct tty_struct *tty, |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1043 | struct usb_serial_port *port, struct serial_struct __user *newinfo) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1044 | { /* set_serial_info */ |
| 1045 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 1046 | struct serial_struct new_serial; |
| 1047 | struct ftdi_private old_priv; |
| 1048 | |
| 1049 | if (copy_from_user(&new_serial, newinfo, sizeof(new_serial))) |
| 1050 | return -EFAULT; |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1051 | old_priv = *priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1052 | |
| 1053 | /* Do error checking and permission checking */ |
| 1054 | |
| 1055 | if (!capable(CAP_SYS_ADMIN)) { |
| 1056 | if (((new_serial.flags & ~ASYNC_USR_MASK) != |
| 1057 | (priv->flags & ~ASYNC_USR_MASK))) |
| 1058 | return -EPERM; |
| 1059 | priv->flags = ((priv->flags & ~ASYNC_USR_MASK) | |
| 1060 | (new_serial.flags & ASYNC_USR_MASK)); |
| 1061 | priv->custom_divisor = new_serial.custom_divisor; |
| 1062 | goto check_and_exit; |
| 1063 | } |
| 1064 | |
| 1065 | if ((new_serial.baud_base != priv->baud_base) && |
| 1066 | (new_serial.baud_base < 9600)) |
| 1067 | return -EINVAL; |
| 1068 | |
| 1069 | /* Make the changes - these are privileged changes! */ |
| 1070 | |
| 1071 | priv->flags = ((priv->flags & ~ASYNC_FLAGS) | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1072 | (new_serial.flags & ASYNC_FLAGS)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1073 | priv->custom_divisor = new_serial.custom_divisor; |
| 1074 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1075 | tty->low_latency = (priv->flags & ASYNC_LOW_LATENCY) ? 1 : 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1076 | |
| 1077 | check_and_exit: |
| 1078 | if ((old_priv.flags & ASYNC_SPD_MASK) != |
| 1079 | (priv->flags & ASYNC_SPD_MASK)) { |
| 1080 | if ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_HI) |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1081 | tty->alt_speed = 57600; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1082 | else if ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_VHI) |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1083 | tty->alt_speed = 115200; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1084 | else if ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_SHI) |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1085 | tty->alt_speed = 230400; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1086 | else if ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_WARP) |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1087 | tty->alt_speed = 460800; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1088 | else |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1089 | tty->alt_speed = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1090 | } |
| 1091 | if (((old_priv.flags & ASYNC_SPD_MASK) != |
| 1092 | (priv->flags & ASYNC_SPD_MASK)) || |
| 1093 | (((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST) && |
| 1094 | (old_priv.custom_divisor != priv->custom_divisor))) { |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1095 | change_speed(tty, port); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1096 | } |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1097 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1098 | |
| 1099 | } /* set_serial_info */ |
| 1100 | |
| 1101 | |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1102 | /* Determine type of FTDI chip based on USB config and descriptor. */ |
| 1103 | static void ftdi_determine_type(struct usb_serial_port *port) |
| 1104 | { |
| 1105 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 1106 | struct usb_serial *serial = port->serial; |
| 1107 | struct usb_device *udev = serial->dev; |
| 1108 | unsigned version; |
| 1109 | unsigned interfaces; |
| 1110 | |
| 1111 | /* Assume it is not the original SIO device for now. */ |
Ian Abbott | f5e09b7 | 2005-09-12 12:23:25 +0100 | [diff] [blame] | 1112 | priv->baud_base = 48000000 / 2; |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1113 | priv->write_offset = 0; |
| 1114 | |
| 1115 | version = le16_to_cpu(udev->descriptor.bcdDevice); |
| 1116 | interfaces = udev->actconfig->desc.bNumInterfaces; |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1117 | dbg("%s: bcdDevice = 0x%x, bNumInterfaces = %u", __func__, |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1118 | version, interfaces); |
| 1119 | if (interfaces > 1) { |
| 1120 | int inter; |
| 1121 | |
| 1122 | /* Multiple interfaces. Assume FT2232C. */ |
| 1123 | priv->chip_type = FT2232C; |
| 1124 | /* Determine interface code. */ |
| 1125 | inter = serial->interface->altsetting->desc.bInterfaceNumber; |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1126 | if (inter == 0) |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1127 | priv->interface = PIT_SIOA; |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1128 | else |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1129 | priv->interface = PIT_SIOB; |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1130 | /* BM-type devices have a bug where bcdDevice gets set |
| 1131 | * to 0x200 when iSerialNumber is 0. */ |
| 1132 | if (version < 0x500) { |
| 1133 | dbg("%s: something fishy - bcdDevice too low for multi-interface device", |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1134 | __func__); |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1135 | } |
| 1136 | } else if (version < 0x200) { |
| 1137 | /* Old device. Assume its the original SIO. */ |
| 1138 | priv->chip_type = SIO; |
| 1139 | priv->baud_base = 12000000 / 16; |
| 1140 | priv->write_offset = 1; |
| 1141 | } else if (version < 0x400) { |
| 1142 | /* Assume its an FT8U232AM (or FT8U245AM) */ |
| 1143 | /* (It might be a BM because of the iSerialNumber bug, |
| 1144 | * but it will still work as an AM device.) */ |
| 1145 | priv->chip_type = FT8U232AM; |
David Brownell | 3b009c6 | 2007-03-23 12:54:27 -0700 | [diff] [blame] | 1146 | } else if (version < 0x600) { |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1147 | /* Assume its an FT232BM (or FT245BM) */ |
| 1148 | priv->chip_type = FT232BM; |
David Brownell | 3b009c6 | 2007-03-23 12:54:27 -0700 | [diff] [blame] | 1149 | } else { |
| 1150 | /* Assume its an FT232R */ |
| 1151 | priv->chip_type = FT232RL; |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1152 | } |
| 1153 | info("Detected %s", ftdi_chip_name[priv->chip_type]); |
| 1154 | } |
| 1155 | |
| 1156 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1157 | /* |
| 1158 | * *************************************************************************** |
| 1159 | * Sysfs Attribute |
| 1160 | * *************************************************************************** |
| 1161 | */ |
| 1162 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1163 | static ssize_t show_latency_timer(struct device *dev, |
| 1164 | struct device_attribute *attr, char *buf) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1165 | { |
| 1166 | struct usb_serial_port *port = to_usb_serial_port(dev); |
| 1167 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1168 | struct usb_device *udev = port->serial->dev; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1169 | unsigned short latency = 0; |
| 1170 | int rv = 0; |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1171 | |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1172 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1173 | dbg("%s", __func__); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1174 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1175 | rv = usb_control_msg(udev, |
| 1176 | usb_rcvctrlpipe(udev, 0), |
| 1177 | FTDI_SIO_GET_LATENCY_TIMER_REQUEST, |
| 1178 | FTDI_SIO_GET_LATENCY_TIMER_REQUEST_TYPE, |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1179 | 0, priv->interface, |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1180 | (char *) &latency, 1, WDR_TIMEOUT); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1181 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1182 | if (rv < 0) { |
Joe Perches | 898eb71 | 2007-10-18 03:06:30 -0700 | [diff] [blame] | 1183 | dev_err(dev, "Unable to read latency timer: %i\n", rv); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1184 | return -EIO; |
| 1185 | } |
| 1186 | return sprintf(buf, "%i\n", latency); |
| 1187 | } |
| 1188 | |
| 1189 | /* Write a new value of the latency timer, in units of milliseconds. */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1190 | static ssize_t store_latency_timer(struct device *dev, |
| 1191 | struct device_attribute *attr, const char *valbuf, |
| 1192 | size_t count) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1193 | { |
| 1194 | struct usb_serial_port *port = to_usb_serial_port(dev); |
| 1195 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1196 | struct usb_device *udev = port->serial->dev; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1197 | char buf[1]; |
| 1198 | int v = simple_strtoul(valbuf, NULL, 10); |
| 1199 | int rv = 0; |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1200 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1201 | dbg("%s: setting latency timer = %i", __func__, v); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1202 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1203 | rv = usb_control_msg(udev, |
| 1204 | usb_sndctrlpipe(udev, 0), |
| 1205 | FTDI_SIO_SET_LATENCY_TIMER_REQUEST, |
| 1206 | FTDI_SIO_SET_LATENCY_TIMER_REQUEST_TYPE, |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1207 | v, priv->interface, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1208 | buf, 0, WDR_TIMEOUT); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1209 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1210 | if (rv < 0) { |
Joe Perches | 898eb71 | 2007-10-18 03:06:30 -0700 | [diff] [blame] | 1211 | dev_err(dev, "Unable to write latency timer: %i\n", rv); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1212 | return -EIO; |
| 1213 | } |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1214 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1215 | return count; |
| 1216 | } |
| 1217 | |
| 1218 | /* Write an event character directly to the FTDI register. The ASCII |
| 1219 | value is in the low 8 bits, with the enable bit in the 9th bit. */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1220 | static ssize_t store_event_char(struct device *dev, |
| 1221 | struct device_attribute *attr, const char *valbuf, size_t count) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1222 | { |
| 1223 | struct usb_serial_port *port = to_usb_serial_port(dev); |
| 1224 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1225 | struct usb_device *udev = port->serial->dev; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1226 | char buf[1]; |
| 1227 | int v = simple_strtoul(valbuf, NULL, 10); |
| 1228 | int rv = 0; |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1229 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1230 | dbg("%s: setting event char = %i", __func__, v); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1231 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1232 | rv = usb_control_msg(udev, |
| 1233 | usb_sndctrlpipe(udev, 0), |
| 1234 | FTDI_SIO_SET_EVENT_CHAR_REQUEST, |
| 1235 | FTDI_SIO_SET_EVENT_CHAR_REQUEST_TYPE, |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1236 | v, priv->interface, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1237 | buf, 0, WDR_TIMEOUT); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1238 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1239 | if (rv < 0) { |
| 1240 | dbg("Unable to write event character: %i", rv); |
| 1241 | return -EIO; |
| 1242 | } |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1243 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1244 | return count; |
| 1245 | } |
| 1246 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1247 | static DEVICE_ATTR(latency_timer, S_IWUSR | S_IRUGO, show_latency_timer, |
| 1248 | store_latency_timer); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1249 | static DEVICE_ATTR(event_char, S_IWUSR, NULL, store_event_char); |
| 1250 | |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1251 | static int create_sysfs_attrs(struct usb_serial_port *port) |
Greg Kroah-Hartman | 13f4db9 | 2006-08-28 11:43:25 -0700 | [diff] [blame] | 1252 | { |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1253 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
Greg Kroah-Hartman | 13f4db9 | 2006-08-28 11:43:25 -0700 | [diff] [blame] | 1254 | int retval = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1255 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1256 | dbg("%s", __func__); |
Greg Kroah-Hartman | 13f4db9 | 2006-08-28 11:43:25 -0700 | [diff] [blame] | 1257 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1258 | /* XXX I've no idea if the original SIO supports the event_char |
| 1259 | * sysfs parameter, so I'm playing it safe. */ |
| 1260 | if (priv->chip_type != SIO) { |
| 1261 | dbg("sysfs attributes for %s", ftdi_chip_name[priv->chip_type]); |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1262 | retval = device_create_file(&port->dev, &dev_attr_event_char); |
Greg Kroah-Hartman | 13f4db9 | 2006-08-28 11:43:25 -0700 | [diff] [blame] | 1263 | if ((!retval) && |
Stepan Moskovchenko | 97cd49e | 2007-05-09 14:53:04 -0400 | [diff] [blame] | 1264 | (priv->chip_type == FT232BM || |
| 1265 | priv->chip_type == FT2232C || |
| 1266 | priv->chip_type == FT232RL)) { |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1267 | retval = device_create_file(&port->dev, |
Greg Kroah-Hartman | 13f4db9 | 2006-08-28 11:43:25 -0700 | [diff] [blame] | 1268 | &dev_attr_latency_timer); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1269 | } |
| 1270 | } |
Greg Kroah-Hartman | 13f4db9 | 2006-08-28 11:43:25 -0700 | [diff] [blame] | 1271 | return retval; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1272 | } |
| 1273 | |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1274 | static void remove_sysfs_attrs(struct usb_serial_port *port) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1275 | { |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1276 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1277 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1278 | dbg("%s", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1279 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1280 | /* XXX see create_sysfs_attrs */ |
| 1281 | if (priv->chip_type != SIO) { |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1282 | device_remove_file(&port->dev, &dev_attr_event_char); |
Andrew M. Bishop | ed6e528 | 2007-08-21 19:08:56 +0100 | [diff] [blame] | 1283 | if (priv->chip_type == FT232BM || |
| 1284 | priv->chip_type == FT2232C || |
| 1285 | priv->chip_type == FT232RL) { |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1286 | device_remove_file(&port->dev, &dev_attr_latency_timer); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1287 | } |
| 1288 | } |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1289 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1290 | } |
| 1291 | |
| 1292 | /* |
| 1293 | * *************************************************************************** |
| 1294 | * FTDI driver specific functions |
| 1295 | * *************************************************************************** |
| 1296 | */ |
| 1297 | |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1298 | /* Probe function to check for special devices */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1299 | static int ftdi_sio_probe(struct usb_serial *serial, |
| 1300 | const struct usb_device_id *id) |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1301 | { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1302 | struct ftdi_sio_quirk *quirk = |
| 1303 | (struct ftdi_sio_quirk *)id->driver_info; |
Tony Lindgren | fa91d43 | 2007-05-04 18:23:24 -0700 | [diff] [blame] | 1304 | |
| 1305 | if (quirk && quirk->probe) { |
| 1306 | int ret = quirk->probe(serial); |
| 1307 | if (ret != 0) |
| 1308 | return ret; |
| 1309 | } |
| 1310 | |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1311 | usb_set_serial_data(serial, (void *)id->driver_info); |
| 1312 | |
Tony Lindgren | fa91d43 | 2007-05-04 18:23:24 -0700 | [diff] [blame] | 1313 | return 0; |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1314 | } |
| 1315 | |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1316 | static int ftdi_sio_port_probe(struct usb_serial_port *port) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1317 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1318 | struct ftdi_private *priv; |
Oliver Neukum | 0ffbbe2 | 2007-07-09 12:03:08 -0700 | [diff] [blame] | 1319 | struct ftdi_sio_quirk *quirk = usb_get_serial_data(port->serial); |
| 1320 | |
Greg Kroah-Hartman | 13f4db9 | 2006-08-28 11:43:25 -0700 | [diff] [blame] | 1321 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1322 | dbg("%s", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1323 | |
Eric Sesterhenn | 80b6ca4 | 2006-02-27 21:29:43 +0100 | [diff] [blame] | 1324 | priv = kzalloc(sizeof(struct ftdi_private), GFP_KERNEL); |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1325 | if (!priv) { |
| 1326 | err("%s- kmalloc(%Zd) failed.", __func__, |
| 1327 | sizeof(struct ftdi_private)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1328 | return -ENOMEM; |
| 1329 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1330 | |
| 1331 | spin_lock_init(&priv->rx_lock); |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1332 | spin_lock_init(&priv->tx_lock); |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1333 | init_waitqueue_head(&priv->delta_msr_wait); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1334 | /* This will push the characters through immediately rather |
| 1335 | than queue a task to deliver them */ |
| 1336 | priv->flags = ASYNC_LOW_LATENCY; |
| 1337 | |
Oliver Neukum | 0ffbbe2 | 2007-07-09 12:03:08 -0700 | [diff] [blame] | 1338 | if (quirk && quirk->port_probe) |
| 1339 | quirk->port_probe(priv); |
| 1340 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1341 | /* Increase the size of read buffers */ |
Jesper Juhl | 1bc3c9e | 2005-04-18 17:39:34 -0700 | [diff] [blame] | 1342 | kfree(port->bulk_in_buffer); |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1343 | port->bulk_in_buffer = kmalloc(BUFSZ, GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1344 | if (!port->bulk_in_buffer) { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1345 | kfree(priv); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1346 | return -ENOMEM; |
| 1347 | } |
| 1348 | if (port->read_urb) { |
| 1349 | port->read_urb->transfer_buffer = port->bulk_in_buffer; |
| 1350 | port->read_urb->transfer_buffer_length = BUFSZ; |
| 1351 | } |
| 1352 | |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 1353 | INIT_DELAYED_WORK(&priv->rx_work, ftdi_process_read); |
| 1354 | priv->port = port; |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 1355 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1356 | /* Free port's existing write urb and transfer buffer. */ |
| 1357 | if (port->write_urb) { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1358 | usb_free_urb(port->write_urb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1359 | port->write_urb = NULL; |
| 1360 | } |
Jesper Juhl | 1bc3c9e | 2005-04-18 17:39:34 -0700 | [diff] [blame] | 1361 | kfree(port->bulk_out_buffer); |
| 1362 | port->bulk_out_buffer = NULL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1363 | |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1364 | usb_set_serial_port_data(port, priv); |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1365 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1366 | ftdi_determine_type(port); |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1367 | create_sysfs_attrs(port); |
| 1368 | return 0; |
| 1369 | } |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1370 | |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1371 | /* Setup for the USB-UIRT device, which requires hardwired |
| 1372 | * baudrate (38400 gets mapped to 312500) */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1373 | /* Called from usbserial:serial_probe */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1374 | static void ftdi_USB_UIRT_setup(struct ftdi_private *priv) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1375 | { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1376 | dbg("%s", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1377 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1378 | priv->flags |= ASYNC_SPD_CUST; |
| 1379 | priv->custom_divisor = 77; |
Alan Cox | 669a6db | 2007-10-18 01:24:24 -0700 | [diff] [blame] | 1380 | priv->force_baud = 38400; |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1381 | } /* ftdi_USB_UIRT_setup */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1382 | |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1383 | /* Setup for the HE-TIRA1 device, which requires hardwired |
| 1384 | * baudrate (38400 gets mapped to 100000) and RTS-CTS enabled. */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1385 | |
| 1386 | static void ftdi_HE_TIRA1_setup(struct ftdi_private *priv) |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1387 | { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1388 | dbg("%s", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1389 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1390 | priv->flags |= ASYNC_SPD_CUST; |
| 1391 | priv->custom_divisor = 240; |
Alan Cox | 669a6db | 2007-10-18 01:24:24 -0700 | [diff] [blame] | 1392 | priv->force_baud = 38400; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1393 | priv->force_rtscts = 1; |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1394 | } /* ftdi_HE_TIRA1_setup */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1395 | |
Tony Lindgren | fa91d43 | 2007-05-04 18:23:24 -0700 | [diff] [blame] | 1396 | /* |
Harald Welte | 2073434 | 2008-01-01 15:08:35 +0100 | [diff] [blame] | 1397 | * First port on JTAG adaptors such as Olimex arm-usb-ocd or the FIC/OpenMoko |
| 1398 | * Neo1973 Debug Board is reserved for JTAG interface and can be accessed from |
| 1399 | * userspace using openocd. |
Tony Lindgren | fa91d43 | 2007-05-04 18:23:24 -0700 | [diff] [blame] | 1400 | */ |
Harald Welte | 2073434 | 2008-01-01 15:08:35 +0100 | [diff] [blame] | 1401 | static int ftdi_jtag_probe(struct usb_serial *serial) |
Tony Lindgren | fa91d43 | 2007-05-04 18:23:24 -0700 | [diff] [blame] | 1402 | { |
| 1403 | struct usb_device *udev = serial->dev; |
| 1404 | struct usb_interface *interface = serial->interface; |
| 1405 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1406 | dbg("%s", __func__); |
Tony Lindgren | fa91d43 | 2007-05-04 18:23:24 -0700 | [diff] [blame] | 1407 | |
| 1408 | if (interface == udev->actconfig->interface[0]) { |
Harald Welte | 2073434 | 2008-01-01 15:08:35 +0100 | [diff] [blame] | 1409 | info("Ignoring serial port reserved for JTAG"); |
Tony Lindgren | fa91d43 | 2007-05-04 18:23:24 -0700 | [diff] [blame] | 1410 | return -ENODEV; |
| 1411 | } |
| 1412 | |
| 1413 | return 0; |
| 1414 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1415 | |
Kevin Vance | 546d7ee | 2008-03-01 13:49:59 -0500 | [diff] [blame] | 1416 | /* |
| 1417 | * The Matrix Orbital VK204-25-USB has an invalid IN endpoint. |
| 1418 | * We have to correct it if we want to read from it. |
| 1419 | */ |
| 1420 | static int ftdi_mtxorb_hack_setup(struct usb_serial *serial) |
| 1421 | { |
| 1422 | struct usb_host_endpoint *ep = serial->dev->ep_in[1]; |
| 1423 | struct usb_endpoint_descriptor *ep_desc = &ep->desc; |
| 1424 | |
| 1425 | if (ep->enabled && ep_desc->wMaxPacketSize == 0) { |
Al Viro | fd05e72 | 2008-04-28 07:00:16 +0100 | [diff] [blame] | 1426 | ep_desc->wMaxPacketSize = cpu_to_le16(0x40); |
Kevin Vance | 546d7ee | 2008-03-01 13:49:59 -0500 | [diff] [blame] | 1427 | info("Fixing invalid wMaxPacketSize on read pipe"); |
| 1428 | } |
| 1429 | |
| 1430 | return 0; |
| 1431 | } |
| 1432 | |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1433 | /* ftdi_shutdown is called from usbserial:usb_serial_disconnect |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1434 | * it is called when the usb device is disconnected |
| 1435 | * |
| 1436 | * usbserial:usb_serial_disconnect |
| 1437 | * calls __serial_close for each open of the port |
| 1438 | * shutdown is called then (ie ftdi_shutdown) |
| 1439 | */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1440 | static void ftdi_shutdown(struct usb_serial *serial) |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1441 | { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1442 | dbg("%s", __func__); |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1443 | } |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1444 | |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1445 | static int ftdi_sio_port_remove(struct usb_serial_port *port) |
| 1446 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1447 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 1448 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1449 | dbg("%s", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1450 | |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1451 | remove_sysfs_attrs(port); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1452 | |
| 1453 | /* all open ports are closed at this point |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1454 | * (by usbserial.c:__serial_close, which calls ftdi_close) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1455 | */ |
| 1456 | |
| 1457 | if (priv) { |
| 1458 | usb_set_serial_port_data(port, NULL); |
| 1459 | kfree(priv); |
| 1460 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1461 | |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1462 | return 0; |
| 1463 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1464 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1465 | static int ftdi_open(struct tty_struct *tty, |
| 1466 | struct usb_serial_port *port, struct file *filp) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1467 | { /* ftdi_open */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1468 | struct usb_device *dev = port->serial->dev; |
| 1469 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 1470 | unsigned long flags; |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1471 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1472 | int result = 0; |
| 1473 | char buf[1]; /* Needed for the usb_control_msg I think */ |
| 1474 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1475 | dbg("%s", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1476 | |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1477 | spin_lock_irqsave(&priv->tx_lock, flags); |
| 1478 | priv->tx_bytes = 0; |
| 1479 | spin_unlock_irqrestore(&priv->tx_lock, flags); |
| 1480 | spin_lock_irqsave(&priv->rx_lock, flags); |
| 1481 | priv->rx_bytes = 0; |
| 1482 | spin_unlock_irqrestore(&priv->rx_lock, flags); |
| 1483 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1484 | if (tty) |
| 1485 | tty->low_latency = (priv->flags & ASYNC_LOW_LATENCY) ? 1 : 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1486 | |
| 1487 | /* No error checking for this (will get errors later anyway) */ |
| 1488 | /* See ftdi_sio.h for description of what is reset */ |
| 1489 | usb_control_msg(dev, usb_sndctrlpipe(dev, 0), |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1490 | FTDI_SIO_RESET_REQUEST, FTDI_SIO_RESET_REQUEST_TYPE, |
| 1491 | FTDI_SIO_RESET_SIO, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1492 | priv->interface, buf, 0, WDR_TIMEOUT); |
| 1493 | |
| 1494 | /* Termios defaults are set by usb_serial_init. We don't change |
| 1495 | port->tty->termios - this would loose speed settings, etc. |
| 1496 | This is same behaviour as serial.c/rs_open() - Kuba */ |
| 1497 | |
| 1498 | /* ftdi_set_termios will send usb control messages */ |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1499 | if (tty) |
| 1500 | ftdi_set_termios(tty, port, tty->termios); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1501 | |
| 1502 | /* FIXME: Flow control might be enabled, so it should be checked - |
| 1503 | we have no control of defaults! */ |
| 1504 | /* Turn on RTS and DTR since we are not flow controlling by default */ |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 1505 | set_mctrl(port, TIOCM_DTR | TIOCM_RTS); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1506 | |
| 1507 | /* Not throttled */ |
| 1508 | spin_lock_irqsave(&priv->rx_lock, flags); |
| 1509 | priv->rx_flags &= ~(THROTTLED | ACTUALLY_THROTTLED); |
| 1510 | spin_unlock_irqrestore(&priv->rx_lock, flags); |
| 1511 | |
| 1512 | /* Start reading from the device */ |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 1513 | priv->rx_processed = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1514 | usb_fill_bulk_urb(port->read_urb, dev, |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1515 | usb_rcvbulkpipe(dev, port->bulk_in_endpointAddress), |
| 1516 | port->read_urb->transfer_buffer, |
| 1517 | port->read_urb->transfer_buffer_length, |
| 1518 | ftdi_read_bulk_callback, port); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1519 | result = usb_submit_urb(port->read_urb, GFP_KERNEL); |
| 1520 | if (result) |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1521 | err("%s - failed submitting read urb, error %d", |
| 1522 | __func__, result); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1523 | |
| 1524 | |
| 1525 | return result; |
| 1526 | } /* ftdi_open */ |
| 1527 | |
| 1528 | |
| 1529 | |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1530 | /* |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1531 | * usbserial:__serial_close only calls ftdi_close if the point is open |
| 1532 | * |
| 1533 | * This only gets called when it is the last close |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1534 | * |
| 1535 | * |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1536 | */ |
| 1537 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1538 | static void ftdi_close(struct tty_struct *tty, |
| 1539 | struct usb_serial_port *port, struct file *filp) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1540 | { /* ftdi_close */ |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1541 | unsigned int c_cflag = tty->termios->c_cflag; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1542 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 1543 | char buf[1]; |
| 1544 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1545 | dbg("%s", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1546 | |
Oliver Neukum | 95bef01 | 2008-01-22 13:56:18 +0100 | [diff] [blame] | 1547 | mutex_lock(&port->serial->disc_mutex); |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1548 | if (c_cflag & HUPCL && !port->serial->disconnected) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1549 | /* Disable flow control */ |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1550 | if (usb_control_msg(port->serial->dev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1551 | usb_sndctrlpipe(port->serial->dev, 0), |
| 1552 | FTDI_SIO_SET_FLOW_CTRL_REQUEST, |
| 1553 | FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE, |
| 1554 | 0, priv->interface, buf, 0, |
| 1555 | WDR_TIMEOUT) < 0) { |
| 1556 | err("error from flowcontrol urb"); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1557 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1558 | |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 1559 | /* drop RTS and DTR */ |
| 1560 | clear_mctrl(port, TIOCM_DTR | TIOCM_RTS); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1561 | } /* Note change no line if hupcl is off */ |
Oliver Neukum | 95bef01 | 2008-01-22 13:56:18 +0100 | [diff] [blame] | 1562 | mutex_unlock(&port->serial->disc_mutex); |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 1563 | |
| 1564 | /* cancel any scheduled reading */ |
| 1565 | cancel_delayed_work(&priv->rx_work); |
| 1566 | flush_scheduled_work(); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1567 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1568 | /* shutdown our bulk read */ |
Mariusz Kozlowski | 794c944 | 2006-11-08 15:36:25 +0100 | [diff] [blame] | 1569 | usb_kill_urb(port->read_urb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1570 | } /* ftdi_close */ |
| 1571 | |
| 1572 | |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1573 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1574 | /* The SIO requires the first byte to have: |
| 1575 | * B0 1 |
| 1576 | * B1 0 |
| 1577 | * B2..7 length of message excluding byte 0 |
| 1578 | * |
| 1579 | * The new devices do not require this byte |
| 1580 | */ |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1581 | static int ftdi_write(struct tty_struct *tty, struct usb_serial_port *port, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1582 | const unsigned char *buf, int count) |
| 1583 | { /* ftdi_write */ |
| 1584 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 1585 | struct urb *urb; |
| 1586 | unsigned char *buffer; |
| 1587 | int data_offset ; /* will be 1 for the SIO and 0 otherwise */ |
| 1588 | int status; |
| 1589 | int transfer_size; |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1590 | unsigned long flags; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1591 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1592 | dbg("%s port %d, %d bytes", __func__, port->number, count); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1593 | |
| 1594 | if (count == 0) { |
| 1595 | dbg("write request of 0 bytes"); |
| 1596 | return 0; |
| 1597 | } |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1598 | spin_lock_irqsave(&priv->tx_lock, flags); |
| 1599 | if (priv->tx_outstanding_urbs > URB_UPPER_LIMIT) { |
| 1600 | spin_unlock_irqrestore(&priv->tx_lock, flags); |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1601 | dbg("%s - write limit hit\n", __func__); |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1602 | return 0; |
| 1603 | } |
Oliver Neukum | 62127a5 | 2007-03-23 14:30:16 +0100 | [diff] [blame] | 1604 | priv->tx_outstanding_urbs++; |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1605 | spin_unlock_irqrestore(&priv->tx_lock, flags); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1606 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1607 | data_offset = priv->write_offset; |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1608 | dbg("data_offset set to %d", data_offset); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1609 | |
| 1610 | /* Determine total transfer size */ |
| 1611 | transfer_size = count; |
| 1612 | if (data_offset > 0) { |
| 1613 | /* Original sio needs control bytes too... */ |
| 1614 | transfer_size += (data_offset * |
| 1615 | ((count + (PKTSZ - 1 - data_offset)) / |
| 1616 | (PKTSZ - data_offset))); |
| 1617 | } |
| 1618 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1619 | buffer = kmalloc(transfer_size, GFP_ATOMIC); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1620 | if (!buffer) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1621 | err("%s ran out of kernel memory for urb ...", __func__); |
Oliver Neukum | 62127a5 | 2007-03-23 14:30:16 +0100 | [diff] [blame] | 1622 | count = -ENOMEM; |
| 1623 | goto error_no_buffer; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1624 | } |
| 1625 | |
| 1626 | urb = usb_alloc_urb(0, GFP_ATOMIC); |
| 1627 | if (!urb) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1628 | err("%s - no more free urbs", __func__); |
Oliver Neukum | 62127a5 | 2007-03-23 14:30:16 +0100 | [diff] [blame] | 1629 | count = -ENOMEM; |
| 1630 | goto error_no_urb; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1631 | } |
| 1632 | |
| 1633 | /* Copy data */ |
| 1634 | if (data_offset > 0) { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1635 | /* Original sio requires control byte at start of |
| 1636 | each packet. */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1637 | int user_pktsz = PKTSZ - data_offset; |
| 1638 | int todo = count; |
| 1639 | unsigned char *first_byte = buffer; |
| 1640 | const unsigned char *current_position = buf; |
| 1641 | |
| 1642 | while (todo > 0) { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1643 | if (user_pktsz > todo) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1644 | user_pktsz = todo; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1645 | /* Write the control byte at the front of the packet*/ |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1646 | *first_byte = 1 | ((user_pktsz) << 2); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1647 | /* Copy data for packet */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1648 | memcpy(first_byte + data_offset, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1649 | current_position, user_pktsz); |
| 1650 | first_byte += user_pktsz + data_offset; |
| 1651 | current_position += user_pktsz; |
| 1652 | todo -= user_pktsz; |
| 1653 | } |
| 1654 | } else { |
| 1655 | /* No control byte required. */ |
| 1656 | /* Copy in the data to send */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1657 | memcpy(buffer, buf, count); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1658 | } |
| 1659 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1660 | usb_serial_debug_data(debug, &port->dev, __func__, |
| 1661 | transfer_size, buffer); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1662 | |
| 1663 | /* fill the buffer and send it */ |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1664 | usb_fill_bulk_urb(urb, port->serial->dev, |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1665 | usb_sndbulkpipe(port->serial->dev, |
| 1666 | port->bulk_out_endpointAddress), |
| 1667 | buffer, transfer_size, |
| 1668 | ftdi_write_bulk_callback, port); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1669 | |
| 1670 | status = usb_submit_urb(urb, GFP_ATOMIC); |
| 1671 | if (status) { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1672 | err("%s - failed submitting write urb, error %d", |
| 1673 | __func__, status); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1674 | count = status; |
Oliver Neukum | 62127a5 | 2007-03-23 14:30:16 +0100 | [diff] [blame] | 1675 | goto error; |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1676 | } else { |
| 1677 | spin_lock_irqsave(&priv->tx_lock, flags); |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1678 | priv->tx_outstanding_bytes += count; |
| 1679 | priv->tx_bytes += count; |
| 1680 | spin_unlock_irqrestore(&priv->tx_lock, flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1681 | } |
| 1682 | |
| 1683 | /* we are done with this urb, so let the host driver |
| 1684 | * really free it when it is finished with it */ |
Oliver Neukum | 62127a5 | 2007-03-23 14:30:16 +0100 | [diff] [blame] | 1685 | usb_free_urb(urb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1686 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1687 | dbg("%s write returning: %d", __func__, count); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1688 | return count; |
Oliver Neukum | 62127a5 | 2007-03-23 14:30:16 +0100 | [diff] [blame] | 1689 | error: |
| 1690 | usb_free_urb(urb); |
| 1691 | error_no_urb: |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1692 | kfree(buffer); |
Oliver Neukum | 62127a5 | 2007-03-23 14:30:16 +0100 | [diff] [blame] | 1693 | error_no_buffer: |
| 1694 | spin_lock_irqsave(&priv->tx_lock, flags); |
| 1695 | priv->tx_outstanding_urbs--; |
| 1696 | spin_unlock_irqrestore(&priv->tx_lock, flags); |
| 1697 | return count; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1698 | } /* ftdi_write */ |
| 1699 | |
| 1700 | |
| 1701 | /* This function may get called when the device is closed */ |
| 1702 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1703 | static void ftdi_write_bulk_callback(struct urb *urb) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1704 | { |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1705 | unsigned long flags; |
Ming Lei | cdc9779 | 2008-02-24 18:41:47 +0800 | [diff] [blame] | 1706 | struct usb_serial_port *port = urb->context; |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1707 | struct ftdi_private *priv; |
| 1708 | int data_offset; /* will be 1 for the SIO and 0 otherwise */ |
| 1709 | unsigned long countback; |
Greg Kroah-Hartman | 0fb0aa1 | 2007-06-15 15:44:13 -0700 | [diff] [blame] | 1710 | int status = urb->status; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1711 | |
| 1712 | /* free up the transfer buffer, as usb_free_urb() does not do this */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1713 | kfree(urb->transfer_buffer); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1714 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1715 | dbg("%s - port %d", __func__, port->number); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1716 | |
Greg Kroah-Hartman | 0fb0aa1 | 2007-06-15 15:44:13 -0700 | [diff] [blame] | 1717 | if (status) { |
| 1718 | dbg("nonzero write bulk status received: %d", status); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1719 | return; |
| 1720 | } |
| 1721 | |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1722 | priv = usb_get_serial_port_data(port); |
| 1723 | if (!priv) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1724 | dbg("%s - bad port private data pointer - exiting", __func__); |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1725 | return; |
| 1726 | } |
| 1727 | /* account for transferred data */ |
| 1728 | countback = urb->actual_length; |
| 1729 | data_offset = priv->write_offset; |
| 1730 | if (data_offset > 0) { |
| 1731 | /* Subtract the control bytes */ |
Julia Lawall | dfa5ec7 | 2008-03-04 15:25:11 -0800 | [diff] [blame] | 1732 | countback -= (data_offset * DIV_ROUND_UP(countback, PKTSZ)); |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1733 | } |
| 1734 | spin_lock_irqsave(&priv->tx_lock, flags); |
| 1735 | --priv->tx_outstanding_urbs; |
| 1736 | priv->tx_outstanding_bytes -= countback; |
| 1737 | spin_unlock_irqrestore(&priv->tx_lock, flags); |
| 1738 | |
Pete Zaitcev | cf2c748 | 2006-05-22 21:58:49 -0700 | [diff] [blame] | 1739 | usb_serial_port_softint(port); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1740 | } /* ftdi_write_bulk_callback */ |
| 1741 | |
| 1742 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1743 | static int ftdi_write_room(struct tty_struct *tty) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1744 | { |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1745 | struct usb_serial_port *port = tty->driver_data; |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1746 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 1747 | int room; |
| 1748 | unsigned long flags; |
| 1749 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1750 | dbg("%s - port %d", __func__, port->number); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1751 | |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1752 | spin_lock_irqsave(&priv->tx_lock, flags); |
| 1753 | if (priv->tx_outstanding_urbs < URB_UPPER_LIMIT) { |
| 1754 | /* |
| 1755 | * We really can take anything the user throws at us |
| 1756 | * but let's pick a nice big number to tell the tty |
| 1757 | * layer that we have lots of free space |
| 1758 | */ |
| 1759 | room = 2048; |
| 1760 | } else { |
| 1761 | room = 0; |
| 1762 | } |
| 1763 | spin_unlock_irqrestore(&priv->tx_lock, flags); |
| 1764 | return room; |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1765 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1766 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1767 | static int ftdi_chars_in_buffer(struct tty_struct *tty) |
| 1768 | { |
| 1769 | struct usb_serial_port *port = tty->driver_data; |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1770 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 1771 | int buffered; |
| 1772 | unsigned long flags; |
| 1773 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1774 | dbg("%s - port %d", __func__, port->number); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1775 | |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1776 | spin_lock_irqsave(&priv->tx_lock, flags); |
| 1777 | buffered = (int)priv->tx_outstanding_bytes; |
| 1778 | spin_unlock_irqrestore(&priv->tx_lock, flags); |
| 1779 | if (buffered < 0) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1780 | err("%s outstanding tx bytes is negative!", __func__); |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1781 | buffered = 0; |
| 1782 | } |
| 1783 | return buffered; |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1784 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1785 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1786 | static void ftdi_read_bulk_callback(struct urb *urb) |
| 1787 | { |
Ming Lei | cdc9779 | 2008-02-24 18:41:47 +0800 | [diff] [blame] | 1788 | struct usb_serial_port *port = urb->context; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1789 | struct tty_struct *tty; |
| 1790 | struct ftdi_private *priv; |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1791 | unsigned long countread; |
| 1792 | unsigned long flags; |
Greg Kroah-Hartman | 0fb0aa1 | 2007-06-15 15:44:13 -0700 | [diff] [blame] | 1793 | int status = urb->status; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1794 | |
| 1795 | if (urb->number_of_packets > 0) { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1796 | err("%s transfer_buffer_length %d actual_length %d number of packets %d", |
| 1797 | __func__, |
| 1798 | urb->transfer_buffer_length, |
| 1799 | urb->actual_length, urb->number_of_packets); |
| 1800 | err("%s transfer_flags %x ", __func__, urb->transfer_flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1801 | } |
| 1802 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1803 | dbg("%s - port %d", __func__, port->number); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1804 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1805 | if (port->port.count <= 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1806 | return; |
| 1807 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1808 | tty = port->port.tty; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1809 | if (!tty) { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1810 | dbg("%s - bad tty pointer - exiting", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1811 | return; |
| 1812 | } |
| 1813 | |
| 1814 | priv = usb_get_serial_port_data(port); |
| 1815 | if (!priv) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1816 | dbg("%s - bad port private data pointer - exiting", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1817 | return; |
| 1818 | } |
| 1819 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1820 | if (urb != port->read_urb) |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1821 | err("%s - Not my urb!", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1822 | |
Greg Kroah-Hartman | 0fb0aa1 | 2007-06-15 15:44:13 -0700 | [diff] [blame] | 1823 | if (status) { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1824 | /* This will happen at close every time so it is a dbg not an |
| 1825 | err */ |
| 1826 | dbg("(this is ok on close) nonzero read bulk status received: %d", status); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1827 | return; |
| 1828 | } |
| 1829 | |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1830 | /* count data bytes, but not status bytes */ |
| 1831 | countread = urb->actual_length; |
Julia Lawall | dfa5ec7 | 2008-03-04 15:25:11 -0800 | [diff] [blame] | 1832 | countread -= 2 * DIV_ROUND_UP(countread, PKTSZ); |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1833 | spin_lock_irqsave(&priv->rx_lock, flags); |
| 1834 | priv->rx_bytes += countread; |
| 1835 | spin_unlock_irqrestore(&priv->rx_lock, flags); |
| 1836 | |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 1837 | ftdi_process_read(&priv->rx_work.work); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1838 | |
| 1839 | } /* ftdi_read_bulk_callback */ |
| 1840 | |
| 1841 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1842 | static void ftdi_process_read(struct work_struct *work) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1843 | { /* ftdi_process_read */ |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 1844 | struct ftdi_private *priv = |
| 1845 | container_of(work, struct ftdi_private, rx_work.work); |
| 1846 | struct usb_serial_port *port = priv->port; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1847 | struct urb *urb; |
| 1848 | struct tty_struct *tty; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1849 | char error_flag; |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1850 | unsigned char *data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1851 | |
| 1852 | int i; |
| 1853 | int result; |
| 1854 | int need_flip; |
| 1855 | int packet_offset; |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 1856 | unsigned long flags; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1857 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1858 | dbg("%s - port %d", __func__, port->number); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1859 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1860 | if (port->port.count <= 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1861 | return; |
| 1862 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1863 | tty = port->port.tty; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1864 | if (!tty) { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1865 | dbg("%s - bad tty pointer - exiting", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1866 | return; |
| 1867 | } |
| 1868 | |
| 1869 | priv = usb_get_serial_port_data(port); |
| 1870 | if (!priv) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1871 | dbg("%s - bad port private data pointer - exiting", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1872 | return; |
| 1873 | } |
| 1874 | |
| 1875 | urb = port->read_urb; |
| 1876 | if (!urb) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1877 | dbg("%s - bad read_urb pointer - exiting", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1878 | return; |
| 1879 | } |
| 1880 | |
| 1881 | data = urb->transfer_buffer; |
| 1882 | |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 1883 | if (priv->rx_processed) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1884 | dbg("%s - already processed: %d bytes, %d remain", __func__, |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 1885 | priv->rx_processed, |
| 1886 | urb->actual_length - priv->rx_processed); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1887 | } else { |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 1888 | /* The first two bytes of every read packet are status */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1889 | if (urb->actual_length > 2) |
| 1890 | usb_serial_debug_data(debug, &port->dev, __func__, |
| 1891 | urb->actual_length, data); |
| 1892 | else |
| 1893 | dbg("Status only: %03oo %03oo", data[0], data[1]); |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 1894 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1895 | |
| 1896 | |
| 1897 | /* TO DO -- check for hung up line and handle appropriately: */ |
| 1898 | /* send hangup */ |
| 1899 | /* See acm.c - you do a tty_hangup - eg tty_hangup(tty) */ |
| 1900 | /* if CD is dropped and the line is not CLOCAL then we should hangup */ |
| 1901 | |
| 1902 | need_flip = 0; |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1903 | for (packet_offset = priv->rx_processed; |
| 1904 | packet_offset < urb->actual_length; packet_offset += PKTSZ) { |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 1905 | int length; |
| 1906 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1907 | /* Compare new line status to the old one, signal if different/ |
| 1908 | N.B. packet may be processed more than once, but differences |
| 1909 | are only processed once. */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1910 | if (priv != NULL) { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1911 | char new_status = data[packet_offset + 0] & |
| 1912 | FTDI_STATUS_B0_MASK; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1913 | if (new_status != priv->prev_status) { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1914 | priv->diff_status |= |
| 1915 | new_status ^ priv->prev_status; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1916 | wake_up_interruptible(&priv->delta_msr_wait); |
| 1917 | priv->prev_status = new_status; |
| 1918 | } |
| 1919 | } |
| 1920 | |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 1921 | length = min(PKTSZ, urb->actual_length-packet_offset)-2; |
| 1922 | if (length < 0) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1923 | err("%s - bad packet length: %d", __func__, length+2); |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 1924 | length = 0; |
| 1925 | } |
| 1926 | |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 1927 | if (priv->rx_flags & THROTTLED) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1928 | dbg("%s - throttled", __func__); |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 1929 | break; |
| 1930 | } |
Alan Cox | 33f0f88 | 2006-01-09 20:54:13 -0800 | [diff] [blame] | 1931 | if (tty_buffer_request_room(tty, length) < length) { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1932 | /* break out & wait for throttling/unthrottling to |
| 1933 | happen */ |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1934 | dbg("%s - receive room low", __func__); |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 1935 | break; |
| 1936 | } |
| 1937 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1938 | /* Handle errors and break */ |
| 1939 | error_flag = TTY_NORMAL; |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1940 | /* Although the device uses a bitmask and hence can have |
| 1941 | multiple errors on a packet - the order here sets the |
| 1942 | priority the error is returned to the tty layer */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1943 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1944 | if (data[packet_offset+1] & FTDI_RS_OE) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1945 | error_flag = TTY_OVERRUN; |
| 1946 | dbg("OVERRRUN error"); |
| 1947 | } |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1948 | if (data[packet_offset+1] & FTDI_RS_BI) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1949 | error_flag = TTY_BREAK; |
| 1950 | dbg("BREAK received"); |
| 1951 | } |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1952 | if (data[packet_offset+1] & FTDI_RS_PE) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1953 | error_flag = TTY_PARITY; |
| 1954 | dbg("PARITY error"); |
| 1955 | } |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1956 | if (data[packet_offset+1] & FTDI_RS_FE) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1957 | error_flag = TTY_FRAME; |
| 1958 | dbg("FRAMING error"); |
| 1959 | } |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 1960 | if (length > 0) { |
| 1961 | for (i = 2; i < length+2; i++) { |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1962 | /* Note that the error flag is duplicated for |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1963 | every character received since we don't know |
| 1964 | which character it applied to */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1965 | tty_insert_flip_char(tty, |
| 1966 | data[packet_offset + i], error_flag); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1967 | } |
| 1968 | need_flip = 1; |
| 1969 | } |
| 1970 | |
| 1971 | #ifdef NOT_CORRECT_BUT_KEEPING_IT_FOR_NOW |
| 1972 | /* if a parity error is detected you get status packets forever |
| 1973 | until a character is sent without a parity error. |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1974 | This doesn't work well since the application receives a |
| 1975 | never ending stream of bad data - even though new data |
| 1976 | hasn't been sent. Therefore I (bill) have taken this out. |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1977 | However - this might make sense for framing errors and so on |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1978 | so I am leaving the code in for now. |
| 1979 | */ |
| 1980 | else { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1981 | if (error_flag != TTY_NORMAL) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1982 | dbg("error_flag is not normal"); |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1983 | /* In this case it is just status - if that is |
| 1984 | an error send a bad character */ |
| 1985 | if (tty->flip.count >= TTY_FLIPBUF_SIZE) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1986 | tty_flip_buffer_push(tty); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1987 | tty_insert_flip_char(tty, 0xff, error_flag); |
| 1988 | need_flip = 1; |
| 1989 | } |
| 1990 | } |
| 1991 | #endif |
| 1992 | } /* "for(packet_offset=0..." */ |
| 1993 | |
| 1994 | /* Low latency */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1995 | if (need_flip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1996 | tty_flip_buffer_push(tty); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1997 | |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 1998 | if (packet_offset < urb->actual_length) { |
| 1999 | /* not completely processed - record progress */ |
| 2000 | priv->rx_processed = packet_offset; |
| 2001 | dbg("%s - incomplete, %d bytes processed, %d remain", |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2002 | __func__, packet_offset, |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 2003 | urb->actual_length - packet_offset); |
| 2004 | /* check if we were throttled while processing */ |
| 2005 | spin_lock_irqsave(&priv->rx_lock, flags); |
| 2006 | if (priv->rx_flags & THROTTLED) { |
| 2007 | priv->rx_flags |= ACTUALLY_THROTTLED; |
| 2008 | spin_unlock_irqrestore(&priv->rx_lock, flags); |
| 2009 | dbg("%s - deferring remainder until unthrottled", |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2010 | __func__); |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 2011 | return; |
| 2012 | } |
| 2013 | spin_unlock_irqrestore(&priv->rx_lock, flags); |
| 2014 | /* if the port is closed stop trying to read */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2015 | if (port->port.count > 0) |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 2016 | /* delay processing of remainder */ |
| 2017 | schedule_delayed_work(&priv->rx_work, 1); |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2018 | else |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2019 | dbg("%s - port is closed", __func__); |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 2020 | return; |
| 2021 | } |
| 2022 | |
| 2023 | /* urb is completely processed */ |
| 2024 | priv->rx_processed = 0; |
| 2025 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2026 | /* if the port is closed stop trying to read */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2027 | if (port->port.count > 0) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2028 | /* Continue trying to always read */ |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2029 | usb_fill_bulk_urb(port->read_urb, port->serial->dev, |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2030 | usb_rcvbulkpipe(port->serial->dev, |
| 2031 | port->bulk_in_endpointAddress), |
| 2032 | port->read_urb->transfer_buffer, |
| 2033 | port->read_urb->transfer_buffer_length, |
| 2034 | ftdi_read_bulk_callback, port); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2035 | |
| 2036 | result = usb_submit_urb(port->read_urb, GFP_ATOMIC); |
| 2037 | if (result) |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2038 | err("%s - failed resubmitting read urb, error %d", |
| 2039 | __func__, result); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2040 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2041 | } /* ftdi_process_read */ |
| 2042 | |
| 2043 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2044 | static void ftdi_break_ctl(struct tty_struct *tty, int break_state) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2045 | { |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2046 | struct usb_serial_port *port = tty->driver_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2047 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2048 | __u16 urb_value = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2049 | char buf[1]; |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2050 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2051 | /* break_state = -1 to turn on break, and 0 to turn off break */ |
| 2052 | /* see drivers/char/tty_io.c to see it used */ |
| 2053 | /* last_set_data_urb_value NEVER has the break bit set in it */ |
| 2054 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2055 | if (break_state) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2056 | urb_value = priv->last_set_data_urb_value | FTDI_SIO_SET_BREAK; |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2057 | else |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2058 | urb_value = priv->last_set_data_urb_value; |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2059 | |
| 2060 | if (usb_control_msg(port->serial->dev, |
| 2061 | usb_sndctrlpipe(port->serial->dev, 0), |
| 2062 | FTDI_SIO_SET_DATA_REQUEST, |
| 2063 | FTDI_SIO_SET_DATA_REQUEST_TYPE, |
| 2064 | urb_value , priv->interface, |
| 2065 | buf, 0, WDR_TIMEOUT) < 0) { |
| 2066 | err("%s FAILED to enable/disable break state (state was %d)", |
| 2067 | __func__, break_state); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2068 | } |
| 2069 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2070 | dbg("%s break state is %d - urb is %d", __func__, |
| 2071 | break_state, urb_value); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2072 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2073 | } |
| 2074 | |
| 2075 | |
| 2076 | /* old_termios contains the original termios settings and tty->termios contains |
| 2077 | * the new setting to be used |
| 2078 | * WARNING: set_termios calls this with old_termios in kernel space |
| 2079 | */ |
| 2080 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2081 | static void ftdi_set_termios(struct tty_struct *tty, |
| 2082 | struct usb_serial_port *port, struct ktermios *old_termios) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2083 | { /* ftdi_termios */ |
| 2084 | struct usb_device *dev = port->serial->dev; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2085 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2086 | struct ktermios *termios = tty->termios; |
Alan Cox | 669a6db | 2007-10-18 01:24:24 -0700 | [diff] [blame] | 2087 | unsigned int cflag = termios->c_cflag; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2088 | __u16 urb_value; /* will hold the new flags */ |
| 2089 | char buf[1]; /* Perhaps I should dynamically alloc this? */ |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2090 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2091 | /* Added for xon/xoff support */ |
Alan Cox | 669a6db | 2007-10-18 01:24:24 -0700 | [diff] [blame] | 2092 | unsigned int iflag = termios->c_iflag; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2093 | unsigned char vstop; |
| 2094 | unsigned char vstart; |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2095 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2096 | dbg("%s", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2097 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2098 | /* Force baud rate if this device requires it, unless it is set to |
| 2099 | B0. */ |
Alan Cox | 669a6db | 2007-10-18 01:24:24 -0700 | [diff] [blame] | 2100 | if (priv->force_baud && ((termios->c_cflag & CBAUD) != B0)) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2101 | dbg("%s: forcing baud rate for this device", __func__); |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2102 | tty_encode_baud_rate(tty, priv->force_baud, |
Andrew Morton | bd5e47c | 2007-10-18 01:24:25 -0700 | [diff] [blame] | 2103 | priv->force_baud); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2104 | } |
| 2105 | |
| 2106 | /* Force RTS-CTS if this device requires it. */ |
| 2107 | if (priv->force_rtscts) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2108 | dbg("%s: forcing rtscts for this device", __func__); |
Alan Cox | 669a6db | 2007-10-18 01:24:24 -0700 | [diff] [blame] | 2109 | termios->c_cflag |= CRTSCTS; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2110 | } |
| 2111 | |
Alan Cox | 669a6db | 2007-10-18 01:24:24 -0700 | [diff] [blame] | 2112 | cflag = termios->c_cflag; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2113 | |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2114 | /* FIXME -For this cut I don't care if the line is really changing or |
| 2115 | not - so just do the change regardless - should be able to |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2116 | compare old_termios and tty->termios */ |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2117 | /* NOTE These routines can get interrupted by |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2118 | ftdi_sio_read_bulk_callback - need to examine what this means - |
| 2119 | don't see any problems yet */ |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2120 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2121 | /* Set number of data bits, parity, stop bits */ |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2122 | |
Alan Cox | 669a6db | 2007-10-18 01:24:24 -0700 | [diff] [blame] | 2123 | termios->c_cflag &= ~CMSPAR; |
| 2124 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2125 | urb_value = 0; |
| 2126 | urb_value |= (cflag & CSTOPB ? FTDI_SIO_SET_DATA_STOP_BITS_2 : |
| 2127 | FTDI_SIO_SET_DATA_STOP_BITS_1); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2128 | urb_value |= (cflag & PARENB ? |
| 2129 | (cflag & PARODD ? FTDI_SIO_SET_DATA_PARITY_ODD : |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2130 | FTDI_SIO_SET_DATA_PARITY_EVEN) : |
| 2131 | FTDI_SIO_SET_DATA_PARITY_NONE); |
| 2132 | if (cflag & CSIZE) { |
| 2133 | switch (cflag & CSIZE) { |
| 2134 | case CS5: urb_value |= 5; dbg("Setting CS5"); break; |
| 2135 | case CS6: urb_value |= 6; dbg("Setting CS6"); break; |
| 2136 | case CS7: urb_value |= 7; dbg("Setting CS7"); break; |
| 2137 | case CS8: urb_value |= 8; dbg("Setting CS8"); break; |
| 2138 | default: |
| 2139 | err("CSIZE was set but not CS5-CS8"); |
| 2140 | } |
| 2141 | } |
| 2142 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2143 | /* This is needed by the break command since it uses the same command |
| 2144 | - but is or'ed with this value */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2145 | priv->last_set_data_urb_value = urb_value; |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2146 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2147 | if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0), |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2148 | FTDI_SIO_SET_DATA_REQUEST, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2149 | FTDI_SIO_SET_DATA_REQUEST_TYPE, |
| 2150 | urb_value , priv->interface, |
Ian Abbott | 279e154 | 2005-07-29 12:16:52 -0700 | [diff] [blame] | 2151 | buf, 0, WDR_SHORT_TIMEOUT) < 0) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2152 | err("%s FAILED to set databits/stopbits/parity", __func__); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2153 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2154 | |
| 2155 | /* Now do the baudrate */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2156 | if ((cflag & CBAUD) == B0) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2157 | /* Disable flow control */ |
| 2158 | if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0), |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2159 | FTDI_SIO_SET_FLOW_CTRL_REQUEST, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2160 | FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE, |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2161 | 0, priv->interface, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2162 | buf, 0, WDR_TIMEOUT) < 0) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2163 | err("%s error from disable flowcontrol urb", __func__); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2164 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2165 | /* Drop RTS and DTR */ |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 2166 | clear_mctrl(port, TIOCM_DTR | TIOCM_RTS); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2167 | } else { |
| 2168 | /* set the baudrate determined before */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2169 | if (change_speed(tty, port)) |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2170 | err("%s urb failed to set baudrate", __func__); |
Peter Favrholdt | 72a755f | 2005-09-22 00:48:49 -0700 | [diff] [blame] | 2171 | /* Ensure RTS and DTR are raised when baudrate changed from 0 */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2172 | if (!old_termios || (old_termios->c_cflag & CBAUD) == B0) |
Peter Favrholdt | 72a755f | 2005-09-22 00:48:49 -0700 | [diff] [blame] | 2173 | set_mctrl(port, TIOCM_DTR | TIOCM_RTS); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2174 | } |
| 2175 | |
| 2176 | /* Set flow control */ |
| 2177 | /* Note device also supports DTR/CD (ugh) and Xon/Xoff in hardware */ |
| 2178 | if (cflag & CRTSCTS) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2179 | dbg("%s Setting to CRTSCTS flow control", __func__); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2180 | if (usb_control_msg(dev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2181 | usb_sndctrlpipe(dev, 0), |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2182 | FTDI_SIO_SET_FLOW_CTRL_REQUEST, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2183 | FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE, |
| 2184 | 0 , (FTDI_SIO_RTS_CTS_HS | priv->interface), |
| 2185 | buf, 0, WDR_TIMEOUT) < 0) { |
| 2186 | err("urb failed to set to rts/cts flow control"); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2187 | } |
| 2188 | |
| 2189 | } else { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2190 | /* |
| 2191 | * Xon/Xoff code |
| 2192 | * |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2193 | * Check the IXOFF status in the iflag component of the |
| 2194 | * termios structure. If IXOFF is not set, the pre-xon/xoff |
| 2195 | * code is executed. |
| 2196 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2197 | if (iflag & IXOFF) { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2198 | dbg("%s request to enable xonxoff iflag=%04x", |
| 2199 | __func__, iflag); |
| 2200 | /* Try to enable the XON/XOFF on the ftdi_sio |
| 2201 | * Set the vstart and vstop -- could have been done up |
| 2202 | * above where a lot of other dereferencing is done but |
| 2203 | * that would be very inefficient as vstart and vstop |
| 2204 | * are not always needed. |
| 2205 | */ |
Alan Cox | 669a6db | 2007-10-18 01:24:24 -0700 | [diff] [blame] | 2206 | vstart = termios->c_cc[VSTART]; |
| 2207 | vstop = termios->c_cc[VSTOP]; |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2208 | urb_value = (vstop << 8) | (vstart); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2209 | |
| 2210 | if (usb_control_msg(dev, |
| 2211 | usb_sndctrlpipe(dev, 0), |
| 2212 | FTDI_SIO_SET_FLOW_CTRL_REQUEST, |
| 2213 | FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE, |
| 2214 | urb_value , (FTDI_SIO_XON_XOFF_HS |
| 2215 | | priv->interface), |
| 2216 | buf, 0, WDR_TIMEOUT) < 0) { |
| 2217 | err("urb failed to set to xon/xoff flow control"); |
| 2218 | } |
| 2219 | } else { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2220 | /* else clause to only run if cflag ! CRTSCTS and iflag |
| 2221 | * ! XOFF. CHECKME Assuming XON/XOFF handled by tty |
| 2222 | * stack - not by device */ |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2223 | dbg("%s Turning off hardware flow control", __func__); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2224 | if (usb_control_msg(dev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2225 | usb_sndctrlpipe(dev, 0), |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2226 | FTDI_SIO_SET_FLOW_CTRL_REQUEST, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2227 | FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE, |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2228 | 0, priv->interface, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2229 | buf, 0, WDR_TIMEOUT) < 0) { |
| 2230 | err("urb failed to clear flow control"); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2231 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2232 | } |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2233 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2234 | } |
| 2235 | return; |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2236 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2237 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2238 | static int ftdi_tiocmget(struct tty_struct *tty, struct file *file) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2239 | { |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2240 | struct usb_serial_port *port = tty->driver_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2241 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 2242 | unsigned char buf[2]; |
| 2243 | int ret; |
| 2244 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2245 | dbg("%s TIOCMGET", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2246 | switch (priv->chip_type) { |
| 2247 | case SIO: |
| 2248 | /* Request the status from the device */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2249 | ret = usb_control_msg(port->serial->dev, |
| 2250 | usb_rcvctrlpipe(port->serial->dev, 0), |
| 2251 | FTDI_SIO_GET_MODEM_STATUS_REQUEST, |
| 2252 | FTDI_SIO_GET_MODEM_STATUS_REQUEST_TYPE, |
| 2253 | 0, 0, |
| 2254 | buf, 1, WDR_TIMEOUT); |
| 2255 | if (ret < 0) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2256 | err("%s Could not get modem status of device - err: %d", __func__, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2257 | ret); |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2258 | return ret; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2259 | } |
| 2260 | break; |
| 2261 | case FT8U232AM: |
| 2262 | case FT232BM: |
| 2263 | case FT2232C: |
Andrew M. Bishop | ed6e528 | 2007-08-21 19:08:56 +0100 | [diff] [blame] | 2264 | case FT232RL: |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2265 | /* the 8U232AM returns a two byte value (the sio is a 1 byte |
| 2266 | value) - in the same format as the data returned from the in |
| 2267 | point */ |
| 2268 | ret = usb_control_msg(port->serial->dev, |
| 2269 | usb_rcvctrlpipe(port->serial->dev, 0), |
| 2270 | FTDI_SIO_GET_MODEM_STATUS_REQUEST, |
| 2271 | FTDI_SIO_GET_MODEM_STATUS_REQUEST_TYPE, |
| 2272 | 0, priv->interface, |
| 2273 | buf, 2, WDR_TIMEOUT); |
| 2274 | if (ret < 0) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2275 | err("%s Could not get modem status of device - err: %d", __func__, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2276 | ret); |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2277 | return ret; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2278 | } |
| 2279 | break; |
| 2280 | default: |
| 2281 | return -EFAULT; |
| 2282 | break; |
| 2283 | } |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2284 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2285 | return (buf[0] & FTDI_SIO_DSR_MASK ? TIOCM_DSR : 0) | |
| 2286 | (buf[0] & FTDI_SIO_CTS_MASK ? TIOCM_CTS : 0) | |
| 2287 | (buf[0] & FTDI_SIO_RI_MASK ? TIOCM_RI : 0) | |
| 2288 | (buf[0] & FTDI_SIO_RLSD_MASK ? TIOCM_CD : 0) | |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2289 | priv->last_dtr_rts; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2290 | } |
| 2291 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2292 | static int ftdi_tiocmset(struct tty_struct *tty, struct file *file, |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2293 | unsigned int set, unsigned int clear) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2294 | { |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2295 | struct usb_serial_port *port = tty->driver_data; |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2296 | dbg("%s TIOCMSET", __func__); |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 2297 | return update_mctrl(port, set, clear); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2298 | } |
| 2299 | |
| 2300 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2301 | static int ftdi_ioctl(struct tty_struct *tty, struct file *file, |
| 2302 | unsigned int cmd, unsigned long arg) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2303 | { |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2304 | struct usb_serial_port *port = tty->driver_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2305 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 2306 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2307 | dbg("%s cmd 0x%04x", __func__, cmd); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2308 | |
| 2309 | /* Based on code from acm.c and others */ |
| 2310 | switch (cmd) { |
| 2311 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2312 | case TIOCGSERIAL: /* gets serial port data */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2313 | return get_serial_info(port, |
| 2314 | (struct serial_struct __user *) arg); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2315 | |
| 2316 | case TIOCSSERIAL: /* sets serial port data */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2317 | return set_serial_info(tty, port, |
| 2318 | (struct serial_struct __user *) arg); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2319 | |
| 2320 | /* |
| 2321 | * Wait for any of the 4 modem inputs (DCD,RI,DSR,CTS) to change |
| 2322 | * - mask passed in arg for lines of interest |
| 2323 | * (use |'ed TIOCM_RNG/DSR/CD/CTS for masking) |
| 2324 | * Caller should use TIOCGICOUNT to see which one it was. |
| 2325 | * |
| 2326 | * This code is borrowed from linux/drivers/char/serial.c |
| 2327 | */ |
| 2328 | case TIOCMIWAIT: |
| 2329 | while (priv != NULL) { |
| 2330 | interruptible_sleep_on(&priv->delta_msr_wait); |
| 2331 | /* see if a signal did it */ |
| 2332 | if (signal_pending(current)) |
| 2333 | return -ERESTARTSYS; |
| 2334 | else { |
| 2335 | char diff = priv->diff_status; |
| 2336 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2337 | if (diff == 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2338 | return -EIO; /* no change => error */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2339 | |
| 2340 | /* Consume all events */ |
| 2341 | priv->diff_status = 0; |
| 2342 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2343 | /* Return 0 if caller wanted to know about |
| 2344 | these bits */ |
| 2345 | if (((arg & TIOCM_RNG) && (diff & FTDI_RS0_RI)) || |
| 2346 | ((arg & TIOCM_DSR) && (diff & FTDI_RS0_DSR)) || |
| 2347 | ((arg & TIOCM_CD) && (diff & FTDI_RS0_RLSD)) || |
| 2348 | ((arg & TIOCM_CTS) && (diff & FTDI_RS0_CTS))) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2349 | return 0; |
| 2350 | } |
| 2351 | /* |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2352 | * Otherwise caller can't care less about what |
| 2353 | * happened,and so we continue to wait for more |
| 2354 | * events. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2355 | */ |
| 2356 | } |
| 2357 | } |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2358 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2359 | default: |
| 2360 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2361 | } |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2362 | /* This is not necessarily an error - turns out the higher layers |
| 2363 | * will do some ioctls themselves (see comment above) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2364 | */ |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2365 | dbg("%s arg not supported - it was 0x%04x - check /usr/include/asm/ioctls.h", __func__, cmd); |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2366 | return -ENOIOCTLCMD; |
| 2367 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2368 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2369 | static void ftdi_throttle(struct tty_struct *tty) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2370 | { |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2371 | struct usb_serial_port *port = tty->driver_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2372 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 2373 | unsigned long flags; |
| 2374 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2375 | dbg("%s - port %d", __func__, port->number); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2376 | |
| 2377 | spin_lock_irqsave(&priv->rx_lock, flags); |
| 2378 | priv->rx_flags |= THROTTLED; |
| 2379 | spin_unlock_irqrestore(&priv->rx_lock, flags); |
| 2380 | } |
| 2381 | |
| 2382 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2383 | static void ftdi_unthrottle(struct tty_struct *tty) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2384 | { |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2385 | struct usb_serial_port *port = tty->driver_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2386 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 2387 | int actually_throttled; |
| 2388 | unsigned long flags; |
| 2389 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2390 | dbg("%s - port %d", __func__, port->number); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2391 | |
| 2392 | spin_lock_irqsave(&priv->rx_lock, flags); |
| 2393 | actually_throttled = priv->rx_flags & ACTUALLY_THROTTLED; |
| 2394 | priv->rx_flags &= ~(THROTTLED | ACTUALLY_THROTTLED); |
| 2395 | spin_unlock_irqrestore(&priv->rx_lock, flags); |
| 2396 | |
| 2397 | if (actually_throttled) |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 2398 | schedule_delayed_work(&priv->rx_work, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2399 | } |
| 2400 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2401 | static int __init ftdi_init(void) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2402 | { |
| 2403 | int retval; |
| 2404 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2405 | dbg("%s", __func__); |
Ian Abbott | fdcb0a0 | 2005-07-28 18:40:32 +0100 | [diff] [blame] | 2406 | if (vendor > 0 && product > 0) { |
| 2407 | /* Add user specified VID/PID to reserved element of table. */ |
| 2408 | int i; |
| 2409 | for (i = 0; id_table_combined[i].idVendor; i++) |
| 2410 | ; |
| 2411 | id_table_combined[i].match_flags = USB_DEVICE_ID_MATCH_DEVICE; |
| 2412 | id_table_combined[i].idVendor = vendor; |
| 2413 | id_table_combined[i].idProduct = product; |
| 2414 | } |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 2415 | retval = usb_serial_register(&ftdi_sio_device); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2416 | if (retval) |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 2417 | goto failed_sio_register; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2418 | retval = usb_register(&ftdi_driver); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2419 | if (retval) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2420 | goto failed_usb_register; |
| 2421 | |
| 2422 | info(DRIVER_VERSION ":" DRIVER_DESC); |
| 2423 | return 0; |
| 2424 | failed_usb_register: |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 2425 | usb_serial_deregister(&ftdi_sio_device); |
| 2426 | failed_sio_register: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2427 | return retval; |
| 2428 | } |
| 2429 | |
| 2430 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2431 | static void __exit ftdi_exit(void) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2432 | { |
| 2433 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2434 | dbg("%s", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2435 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2436 | usb_deregister(&ftdi_driver); |
| 2437 | usb_serial_deregister(&ftdi_sio_device); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2438 | |
| 2439 | } |
| 2440 | |
| 2441 | |
| 2442 | module_init(ftdi_init); |
| 2443 | module_exit(ftdi_exit); |
| 2444 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2445 | MODULE_AUTHOR(DRIVER_AUTHOR); |
| 2446 | MODULE_DESCRIPTION(DRIVER_DESC); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2447 | MODULE_LICENSE("GPL"); |
| 2448 | |
| 2449 | module_param(debug, bool, S_IRUGO | S_IWUSR); |
| 2450 | MODULE_PARM_DESC(debug, "Debug enabled or not"); |
Ian Abbott | fdcb0a0 | 2005-07-28 18:40:32 +0100 | [diff] [blame] | 2451 | module_param(vendor, ushort, 0); |
| 2452 | MODULE_PARM_DESC(vendor, "User specified vendor ID (default=" |
| 2453 | __MODULE_STRING(FTDI_VID)")"); |
| 2454 | module_param(product, ushort, 0); |
| 2455 | MODULE_PARM_DESC(vendor, "User specified product ID"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2456 | |