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> |
Alexey Dobriyan | 405f557 | 2009-07-11 22:08:37 +0400 | [diff] [blame] | 36 | #include <linux/smp_lock.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 37 | #include <linux/tty.h> |
| 38 | #include <linux/tty_driver.h> |
| 39 | #include <linux/tty_flip.h> |
| 40 | #include <linux/module.h> |
| 41 | #include <linux/spinlock.h> |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 42 | #include <linux/uaccess.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 43 | #include <linux/usb.h> |
| 44 | #include <linux/serial.h> |
Greg Kroah-Hartman | a969888 | 2006-07-11 21:22:58 -0700 | [diff] [blame] | 45 | #include <linux/usb/serial.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 46 | #include "ftdi_sio.h" |
| 47 | |
| 48 | /* |
| 49 | * Version Information |
| 50 | */ |
Mark Adamson | 094c2e6 | 2009-04-09 15:03:09 +0100 | [diff] [blame] | 51 | #define DRIVER_VERSION "v1.5.0" |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 52 | #define DRIVER_AUTHOR "Greg Kroah-Hartman <greg@kroah.com>, Bill Ryder <bryder@sgi.com>, Kuba Ober <kuba@mareimbrium.org>" |
| 53 | #define DRIVER_DESC "USB FTDI Serial Converters Driver" |
| 54 | |
| 55 | static int debug; |
Ian Abbott | fdcb0a0 | 2005-07-28 18:40:32 +0100 | [diff] [blame] | 56 | static __u16 vendor = FTDI_VID; |
| 57 | static __u16 product; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 58 | |
Oliver Neukum | 0ffbbe2 | 2007-07-09 12:03:08 -0700 | [diff] [blame] | 59 | struct ftdi_private { |
Alan Stern | c45d632 | 2009-04-30 10:06:19 -0400 | [diff] [blame] | 60 | struct kref kref; |
Oliver Neukum | 0ffbbe2 | 2007-07-09 12:03:08 -0700 | [diff] [blame] | 61 | ftdi_chip_type_t chip_type; |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 62 | /* type of device, either SIO or FT8U232AM */ |
Oliver Neukum | 0ffbbe2 | 2007-07-09 12:03:08 -0700 | [diff] [blame] | 63 | int baud_base; /* baud base clock for divisor setting */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 64 | int custom_divisor; /* custom_divisor kludge, this is for |
| 65 | baud_base (different from what goes to the |
| 66 | chip!) */ |
Oliver Neukum | 0ffbbe2 | 2007-07-09 12:03:08 -0700 | [diff] [blame] | 67 | __u16 last_set_data_urb_value ; |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 68 | /* the last data state set - needed for doing |
| 69 | * a break |
| 70 | */ |
| 71 | int write_offset; /* This is the offset in the usb data block to |
| 72 | * write the serial data - it varies between |
| 73 | * devices |
Oliver Neukum | 0ffbbe2 | 2007-07-09 12:03:08 -0700 | [diff] [blame] | 74 | */ |
| 75 | int flags; /* some ASYNC_xxxx flags are supported */ |
| 76 | unsigned long last_dtr_rts; /* saved modem control outputs */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 77 | wait_queue_head_t delta_msr_wait; /* Used for TIOCMIWAIT */ |
Oliver Neukum | 0ffbbe2 | 2007-07-09 12:03:08 -0700 | [diff] [blame] | 78 | char prev_status, diff_status; /* Used for TIOCMIWAIT */ |
| 79 | __u8 rx_flags; /* receive state flags (throttling) */ |
| 80 | spinlock_t rx_lock; /* spinlock for receive state */ |
| 81 | struct delayed_work rx_work; |
| 82 | struct usb_serial_port *port; |
| 83 | int rx_processed; |
| 84 | unsigned long rx_bytes; |
| 85 | |
Mark Adamson | 094c2e6 | 2009-04-09 15:03:09 +0100 | [diff] [blame] | 86 | __u16 interface; /* FT2232C, FT2232H or FT4232H port interface |
| 87 | (0 for FT232/245) */ |
Oliver Neukum | 0ffbbe2 | 2007-07-09 12:03:08 -0700 | [diff] [blame] | 88 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 89 | speed_t force_baud; /* if non-zero, force the baud rate to |
| 90 | this value */ |
| 91 | int force_rtscts; /* if non-zero, force RTS-CTS to always |
| 92 | be enabled */ |
Oliver Neukum | 0ffbbe2 | 2007-07-09 12:03:08 -0700 | [diff] [blame] | 93 | |
Alan Cox | 557aaa7 | 2009-06-11 13:55:34 +0100 | [diff] [blame] | 94 | unsigned int latency; /* latency setting in use */ |
Oliver Neukum | 0ffbbe2 | 2007-07-09 12:03:08 -0700 | [diff] [blame] | 95 | spinlock_t tx_lock; /* spinlock for transmit state */ |
| 96 | unsigned long tx_bytes; |
| 97 | unsigned long tx_outstanding_bytes; |
| 98 | unsigned long tx_outstanding_urbs; |
Mark Adamson | 895f28b | 2009-05-01 11:48:45 +0100 | [diff] [blame] | 99 | unsigned short max_packet_size; |
Oliver Neukum | 0ffbbe2 | 2007-07-09 12:03:08 -0700 | [diff] [blame] | 100 | }; |
| 101 | |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 102 | /* struct ftdi_sio_quirk is used by devices requiring special attention. */ |
| 103 | struct ftdi_sio_quirk { |
Tony Lindgren | fa91d43 | 2007-05-04 18:23:24 -0700 | [diff] [blame] | 104 | int (*probe)(struct usb_serial *); |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 105 | /* Special settings for probed ports. */ |
| 106 | void (*port_probe)(struct ftdi_private *); |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 107 | }; |
| 108 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 109 | static int ftdi_jtag_probe(struct usb_serial *serial); |
| 110 | static int ftdi_mtxorb_hack_setup(struct usb_serial *serial); |
Martin Geleynse | b760dac | 2009-07-02 13:10:35 -0400 | [diff] [blame] | 111 | static int ftdi_NDI_device_setup(struct usb_serial *serial); |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 112 | static void ftdi_USB_UIRT_setup(struct ftdi_private *priv); |
| 113 | static void ftdi_HE_TIRA1_setup(struct ftdi_private *priv); |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 114 | |
Harald Welte | 2073434 | 2008-01-01 15:08:35 +0100 | [diff] [blame] | 115 | static struct ftdi_sio_quirk ftdi_jtag_quirk = { |
| 116 | .probe = ftdi_jtag_probe, |
Tony Lindgren | fa91d43 | 2007-05-04 18:23:24 -0700 | [diff] [blame] | 117 | }; |
| 118 | |
Kevin Vance | 546d7ee | 2008-03-01 13:49:59 -0500 | [diff] [blame] | 119 | static struct ftdi_sio_quirk ftdi_mtxorb_hack_quirk = { |
| 120 | .probe = ftdi_mtxorb_hack_setup, |
| 121 | }; |
| 122 | |
Martin Geleynse | b760dac | 2009-07-02 13:10:35 -0400 | [diff] [blame] | 123 | static struct ftdi_sio_quirk ftdi_NDI_device_quirk = { |
| 124 | .probe = ftdi_NDI_device_setup, |
| 125 | }; |
| 126 | |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 127 | static struct ftdi_sio_quirk ftdi_USB_UIRT_quirk = { |
Oliver Neukum | 0ffbbe2 | 2007-07-09 12:03:08 -0700 | [diff] [blame] | 128 | .port_probe = ftdi_USB_UIRT_setup, |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 129 | }; |
| 130 | |
| 131 | static struct ftdi_sio_quirk ftdi_HE_TIRA1_quirk = { |
Oliver Neukum | 0ffbbe2 | 2007-07-09 12:03:08 -0700 | [diff] [blame] | 132 | .port_probe = ftdi_HE_TIRA1_setup, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 133 | }; |
| 134 | |
| 135 | /* |
| 136 | * The 8U232AM has the same API as the sio except for: |
| 137 | * - it can support MUCH higher baudrates; up to: |
| 138 | * o 921600 for RS232 and 2000000 for RS422/485 at 48MHz |
| 139 | * o 230400 at 12MHz |
| 140 | * so .. 8U232AM's baudrate setting codes are different |
| 141 | * - it has a two byte status code. |
| 142 | * - it returns characters every 16ms (the FTDI does it every 40ms) |
| 143 | * |
| 144 | * the bcdDevice value is used to differentiate FT232BM and FT245BM from |
| 145 | * the earlier FT8U232AM and FT8U232BM. For now, include all known VID/PID |
| 146 | * combinations in both tables. |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 147 | * FIXME: perhaps bcdDevice can also identify 12MHz FT8U232AM devices, |
| 148 | * 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] | 149 | */ |
| 150 | |
| 151 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 152 | |
| 153 | static struct usb_device_id id_table_combined [] = { |
Jonathan Davies | 2011e92 | 2006-08-09 10:48:03 +0100 | [diff] [blame] | 154 | { USB_DEVICE(FTDI_VID, FTDI_AMC232_PID) }, |
| 155 | { USB_DEVICE(FTDI_VID, FTDI_CANUSB_PID) }, |
Andrew Ewert | 01ba085 | 2008-12-04 09:09:59 -0600 | [diff] [blame] | 156 | { USB_DEVICE(FTDI_VID, FTDI_CANDAPTER_PID) }, |
Peter Mack | 6e1ab3e | 2008-04-22 13:25:11 +0200 | [diff] [blame] | 157 | { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_0_PID) }, |
| 158 | { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_1_PID) }, |
| 159 | { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_2_PID) }, |
| 160 | { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_3_PID) }, |
| 161 | { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_4_PID) }, |
| 162 | { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_5_PID) }, |
| 163 | { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_6_PID) }, |
| 164 | { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_7_PID) }, |
Razvan Gavril | 72a9f95 | 2006-05-04 11:35:49 +0300 | [diff] [blame] | 165 | { USB_DEVICE(FTDI_VID, FTDI_ACTZWAVE_PID) }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 166 | { USB_DEVICE(FTDI_VID, FTDI_IRTRANS_PID) }, |
Luiz Fernando N. Capitulino | 69737df | 2006-04-11 15:52:41 -0300 | [diff] [blame] | 167 | { USB_DEVICE(FTDI_VID, FTDI_IPLUS_PID) }, |
Luiz Fernando N. Capitulino | d099321 | 2007-06-21 22:34:23 -0300 | [diff] [blame] | 168 | { USB_DEVICE(FTDI_VID, FTDI_IPLUS2_PID) }, |
Frank Sievertsen | fad14a0 | 2006-10-20 09:43:53 +0200 | [diff] [blame] | 169 | { USB_DEVICE(FTDI_VID, FTDI_DMX4ALL) }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 170 | { USB_DEVICE(FTDI_VID, FTDI_SIO_PID) }, |
| 171 | { USB_DEVICE(FTDI_VID, FTDI_8U232AM_PID) }, |
| 172 | { USB_DEVICE(FTDI_VID, FTDI_8U232AM_ALT_PID) }, |
Gard Spreemann | d8b2160 | 2007-03-05 00:03:26 +0100 | [diff] [blame] | 173 | { USB_DEVICE(FTDI_VID, FTDI_232RL_PID) }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 174 | { USB_DEVICE(FTDI_VID, FTDI_8U2232C_PID) }, |
Mark Adamson | 094c2e6 | 2009-04-09 15:03:09 +0100 | [diff] [blame] | 175 | { USB_DEVICE(FTDI_VID, FTDI_4232H_PID) }, |
Christophe Mariac | c0f8d56 | 2006-06-23 17:36:21 +0200 | [diff] [blame] | 176 | { USB_DEVICE(FTDI_VID, FTDI_MICRO_CHAMELEON_PID) }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 177 | { USB_DEVICE(FTDI_VID, FTDI_RELAIS_PID) }, |
Guido Scholz | 2adb80e | 2007-05-08 19:52:41 +0200 | [diff] [blame] | 178 | { USB_DEVICE(FTDI_VID, FTDI_OPENDCC_PID) }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 179 | { USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_IOBOARD_PID) }, |
| 180 | { USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_MINI_IOBOARD_PID) }, |
Alan Cox | f2ee695 | 2008-12-06 23:46:04 -0800 | [diff] [blame] | 181 | { USB_DEVICE(FTDI_VID, FTDI_SPROG_II) }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 182 | { USB_DEVICE(FTDI_VID, FTDI_XF_632_PID) }, |
| 183 | { USB_DEVICE(FTDI_VID, FTDI_XF_634_PID) }, |
| 184 | { USB_DEVICE(FTDI_VID, FTDI_XF_547_PID) }, |
| 185 | { USB_DEVICE(FTDI_VID, FTDI_XF_633_PID) }, |
| 186 | { USB_DEVICE(FTDI_VID, FTDI_XF_631_PID) }, |
| 187 | { USB_DEVICE(FTDI_VID, FTDI_XF_635_PID) }, |
| 188 | { USB_DEVICE(FTDI_VID, FTDI_XF_640_PID) }, |
| 189 | { USB_DEVICE(FTDI_VID, FTDI_XF_642_PID) }, |
| 190 | { USB_DEVICE(FTDI_VID, FTDI_DSS20_PID) }, |
| 191 | { USB_DEVICE(FTDI_NF_RIC_VID, FTDI_NF_RIC_PID) }, |
| 192 | { USB_DEVICE(FTDI_VID, FTDI_VNHCPCUSB_D_PID) }, |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 193 | { USB_DEVICE(FTDI_VID, FTDI_MTXORB_0_PID) }, |
| 194 | { USB_DEVICE(FTDI_VID, FTDI_MTXORB_1_PID) }, |
| 195 | { USB_DEVICE(FTDI_VID, FTDI_MTXORB_2_PID) }, |
| 196 | { USB_DEVICE(FTDI_VID, FTDI_MTXORB_3_PID) }, |
| 197 | { USB_DEVICE(FTDI_VID, FTDI_MTXORB_4_PID) }, |
| 198 | { USB_DEVICE(FTDI_VID, FTDI_MTXORB_5_PID) }, |
| 199 | { USB_DEVICE(FTDI_VID, FTDI_MTXORB_6_PID) }, |
Folkert van Heusden | b34efee | 2009-06-19 22:14:42 +0200 | [diff] [blame] | 200 | { USB_DEVICE(FTDI_VID, FTDI_R2000KU_TRUE_RNG) }, |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 201 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0100_PID) }, |
| 202 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0101_PID) }, |
| 203 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0102_PID) }, |
| 204 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0103_PID) }, |
| 205 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0104_PID) }, |
| 206 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0105_PID) }, |
| 207 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0106_PID) }, |
| 208 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0107_PID) }, |
| 209 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0108_PID) }, |
| 210 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0109_PID) }, |
| 211 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010A_PID) }, |
| 212 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010B_PID) }, |
| 213 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010C_PID) }, |
| 214 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010D_PID) }, |
| 215 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010E_PID) }, |
| 216 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010F_PID) }, |
| 217 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0110_PID) }, |
| 218 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0111_PID) }, |
| 219 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0112_PID) }, |
| 220 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0113_PID) }, |
| 221 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0114_PID) }, |
| 222 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0115_PID) }, |
| 223 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0116_PID) }, |
| 224 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0117_PID) }, |
| 225 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0118_PID) }, |
| 226 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0119_PID) }, |
| 227 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011A_PID) }, |
| 228 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011B_PID) }, |
| 229 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011C_PID) }, |
| 230 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011D_PID) }, |
| 231 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011E_PID) }, |
| 232 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011F_PID) }, |
| 233 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0120_PID) }, |
| 234 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0121_PID) }, |
| 235 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0122_PID) }, |
| 236 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0123_PID) }, |
| 237 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0124_PID) }, |
| 238 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0125_PID) }, |
| 239 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0126_PID) }, |
| 240 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0127_PID), |
Kevin Vance | 546d7ee | 2008-03-01 13:49:59 -0500 | [diff] [blame] | 241 | .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk }, |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 242 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0128_PID) }, |
| 243 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0129_PID) }, |
| 244 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012A_PID) }, |
| 245 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012B_PID) }, |
| 246 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012C_PID), |
Ray Molenkamp | ebb3770 | 2008-05-21 17:06:26 -0600 | [diff] [blame] | 247 | .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk }, |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 248 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012D_PID) }, |
| 249 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012E_PID) }, |
| 250 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012F_PID) }, |
| 251 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0130_PID) }, |
| 252 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0131_PID) }, |
| 253 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0132_PID) }, |
| 254 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0133_PID) }, |
| 255 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0134_PID) }, |
| 256 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0135_PID) }, |
| 257 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0136_PID) }, |
| 258 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0137_PID) }, |
| 259 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0138_PID) }, |
| 260 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0139_PID) }, |
| 261 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013A_PID) }, |
| 262 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013B_PID) }, |
| 263 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013C_PID) }, |
| 264 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013D_PID) }, |
| 265 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013E_PID) }, |
| 266 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013F_PID) }, |
| 267 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0140_PID) }, |
| 268 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0141_PID) }, |
| 269 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0142_PID) }, |
| 270 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0143_PID) }, |
| 271 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0144_PID) }, |
| 272 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0145_PID) }, |
| 273 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0146_PID) }, |
| 274 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0147_PID) }, |
| 275 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0148_PID) }, |
| 276 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0149_PID) }, |
| 277 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014A_PID) }, |
| 278 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014B_PID) }, |
| 279 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014C_PID) }, |
| 280 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014D_PID) }, |
| 281 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014E_PID) }, |
| 282 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014F_PID) }, |
| 283 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0150_PID) }, |
| 284 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0151_PID) }, |
| 285 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0152_PID) }, |
| 286 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0153_PID), |
Ray Molenkamp | ebb3770 | 2008-05-21 17:06:26 -0600 | [diff] [blame] | 287 | .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk }, |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 288 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0154_PID), |
Ray Molenkamp | ebb3770 | 2008-05-21 17:06:26 -0600 | [diff] [blame] | 289 | .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk }, |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 290 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0155_PID), |
Ray Molenkamp | ebb3770 | 2008-05-21 17:06:26 -0600 | [diff] [blame] | 291 | .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk }, |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 292 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0156_PID), |
Ray Molenkamp | ebb3770 | 2008-05-21 17:06:26 -0600 | [diff] [blame] | 293 | .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk }, |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 294 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0157_PID), |
Ray Molenkamp | ebb3770 | 2008-05-21 17:06:26 -0600 | [diff] [blame] | 295 | .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk }, |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 296 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0158_PID), |
Ray Molenkamp | ebb3770 | 2008-05-21 17:06:26 -0600 | [diff] [blame] | 297 | .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk }, |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 298 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0159_PID) }, |
| 299 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015A_PID) }, |
| 300 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015B_PID) }, |
| 301 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015C_PID) }, |
| 302 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015D_PID) }, |
| 303 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015E_PID) }, |
| 304 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015F_PID) }, |
| 305 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0160_PID) }, |
| 306 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0161_PID) }, |
| 307 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0162_PID) }, |
| 308 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0163_PID) }, |
| 309 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0164_PID) }, |
| 310 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0165_PID) }, |
| 311 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0166_PID) }, |
| 312 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0167_PID) }, |
| 313 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0168_PID) }, |
| 314 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0169_PID) }, |
| 315 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016A_PID) }, |
| 316 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016B_PID) }, |
| 317 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016C_PID) }, |
| 318 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016D_PID) }, |
| 319 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016E_PID) }, |
| 320 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016F_PID) }, |
| 321 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0170_PID) }, |
| 322 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0171_PID) }, |
| 323 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0172_PID) }, |
| 324 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0173_PID) }, |
| 325 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0174_PID) }, |
| 326 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0175_PID) }, |
| 327 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0176_PID) }, |
| 328 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0177_PID) }, |
| 329 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0178_PID) }, |
| 330 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0179_PID) }, |
| 331 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017A_PID) }, |
| 332 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017B_PID) }, |
| 333 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017C_PID) }, |
| 334 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017D_PID) }, |
| 335 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017E_PID) }, |
| 336 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017F_PID) }, |
| 337 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0180_PID) }, |
| 338 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0181_PID) }, |
| 339 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0182_PID) }, |
| 340 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0183_PID) }, |
| 341 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0184_PID) }, |
| 342 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0185_PID) }, |
| 343 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0186_PID) }, |
| 344 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0187_PID) }, |
| 345 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0188_PID) }, |
| 346 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0189_PID) }, |
| 347 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018A_PID) }, |
| 348 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018B_PID) }, |
| 349 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018C_PID) }, |
| 350 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018D_PID) }, |
| 351 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018E_PID) }, |
| 352 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018F_PID) }, |
| 353 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0190_PID) }, |
| 354 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0191_PID) }, |
| 355 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0192_PID) }, |
| 356 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0193_PID) }, |
| 357 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0194_PID) }, |
| 358 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0195_PID) }, |
| 359 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0196_PID) }, |
| 360 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0197_PID) }, |
| 361 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0198_PID) }, |
| 362 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0199_PID) }, |
| 363 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019A_PID) }, |
| 364 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019B_PID) }, |
| 365 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019C_PID) }, |
| 366 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019D_PID) }, |
| 367 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019E_PID) }, |
| 368 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019F_PID) }, |
| 369 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A0_PID) }, |
| 370 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A1_PID) }, |
| 371 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A2_PID) }, |
| 372 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A3_PID) }, |
| 373 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A4_PID) }, |
| 374 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A5_PID) }, |
| 375 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A6_PID) }, |
| 376 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A7_PID) }, |
| 377 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A8_PID) }, |
| 378 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A9_PID) }, |
| 379 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AA_PID) }, |
| 380 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AB_PID) }, |
| 381 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AC_PID) }, |
| 382 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AD_PID) }, |
| 383 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AE_PID) }, |
| 384 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AF_PID) }, |
| 385 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B0_PID) }, |
| 386 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B1_PID) }, |
| 387 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B2_PID) }, |
| 388 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B3_PID) }, |
| 389 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B4_PID) }, |
| 390 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B5_PID) }, |
| 391 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B6_PID) }, |
| 392 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B7_PID) }, |
| 393 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B8_PID) }, |
| 394 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B9_PID) }, |
| 395 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BA_PID) }, |
| 396 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BB_PID) }, |
| 397 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BC_PID) }, |
| 398 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BD_PID) }, |
| 399 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BE_PID) }, |
| 400 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BF_PID) }, |
| 401 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C0_PID) }, |
| 402 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C1_PID) }, |
| 403 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C2_PID) }, |
| 404 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C3_PID) }, |
| 405 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C4_PID) }, |
| 406 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C5_PID) }, |
| 407 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C6_PID) }, |
| 408 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C7_PID) }, |
| 409 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C8_PID) }, |
| 410 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C9_PID) }, |
| 411 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CA_PID) }, |
| 412 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CB_PID) }, |
| 413 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CC_PID) }, |
| 414 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CD_PID) }, |
| 415 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CE_PID) }, |
| 416 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CF_PID) }, |
| 417 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D0_PID) }, |
| 418 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D1_PID) }, |
| 419 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D2_PID) }, |
| 420 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D3_PID) }, |
| 421 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D4_PID) }, |
| 422 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D5_PID) }, |
| 423 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D6_PID) }, |
| 424 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D7_PID) }, |
| 425 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D8_PID) }, |
| 426 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D9_PID) }, |
| 427 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DA_PID) }, |
| 428 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DB_PID) }, |
| 429 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DC_PID) }, |
| 430 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DD_PID) }, |
| 431 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DE_PID) }, |
| 432 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DF_PID) }, |
| 433 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E0_PID) }, |
| 434 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E1_PID) }, |
| 435 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E2_PID) }, |
| 436 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E3_PID) }, |
| 437 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E4_PID) }, |
| 438 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E5_PID) }, |
| 439 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E6_PID) }, |
| 440 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E7_PID) }, |
| 441 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E8_PID) }, |
| 442 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E9_PID) }, |
| 443 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EA_PID) }, |
| 444 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EB_PID) }, |
| 445 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EC_PID) }, |
| 446 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01ED_PID) }, |
| 447 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EE_PID) }, |
| 448 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EF_PID) }, |
| 449 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F0_PID) }, |
| 450 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F1_PID) }, |
| 451 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F2_PID) }, |
| 452 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F3_PID) }, |
| 453 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F4_PID) }, |
| 454 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F5_PID) }, |
| 455 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F6_PID) }, |
| 456 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F7_PID) }, |
| 457 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F8_PID) }, |
| 458 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F9_PID) }, |
| 459 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FA_PID) }, |
| 460 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FB_PID) }, |
| 461 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FC_PID) }, |
| 462 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FD_PID) }, |
| 463 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FE_PID) }, |
| 464 | { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FF_PID) }, |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 465 | { USB_DEVICE(FTDI_VID, FTDI_PERLE_ULTRAPORT_PID) }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 466 | { USB_DEVICE(FTDI_VID, FTDI_PIEGROUP_PID) }, |
Dave Platt | 274a4bb | 2006-07-18 21:26:54 -0700 | [diff] [blame] | 467 | { USB_DEVICE(FTDI_VID, FTDI_TNC_X_PID) }, |
Jelle Foks | 868e440 | 2007-03-25 21:08:35 -0400 | [diff] [blame] | 468 | { USB_DEVICE(FTDI_VID, FTDI_USBX_707_PID) }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 469 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2101_PID) }, |
| 470 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2102_PID) }, |
| 471 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2103_PID) }, |
| 472 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2104_PID) }, |
Justin Carlson | a148482 | 2006-09-24 11:52:12 +0300 | [diff] [blame] | 473 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2106_PID) }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 474 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2201_1_PID) }, |
| 475 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2201_2_PID) }, |
| 476 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2202_1_PID) }, |
| 477 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2202_2_PID) }, |
| 478 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2203_1_PID) }, |
| 479 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2203_2_PID) }, |
| 480 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_1_PID) }, |
| 481 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_2_PID) }, |
| 482 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_3_PID) }, |
| 483 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_4_PID) }, |
| 484 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_1_PID) }, |
| 485 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_2_PID) }, |
| 486 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_3_PID) }, |
| 487 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_4_PID) }, |
| 488 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_1_PID) }, |
| 489 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_2_PID) }, |
| 490 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_3_PID) }, |
| 491 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_4_PID) }, |
| 492 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_1_PID) }, |
| 493 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_2_PID) }, |
| 494 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_3_PID) }, |
| 495 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_4_PID) }, |
| 496 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_5_PID) }, |
| 497 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_6_PID) }, |
| 498 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_7_PID) }, |
| 499 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_8_PID) }, |
| 500 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_1_PID) }, |
| 501 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_2_PID) }, |
| 502 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_3_PID) }, |
| 503 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_4_PID) }, |
| 504 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_5_PID) }, |
| 505 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_6_PID) }, |
| 506 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_7_PID) }, |
| 507 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_8_PID) }, |
| 508 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_1_PID) }, |
| 509 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_2_PID) }, |
| 510 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_3_PID) }, |
| 511 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_4_PID) }, |
| 512 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_5_PID) }, |
| 513 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_6_PID) }, |
| 514 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_7_PID) }, |
| 515 | { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_8_PID) }, |
| 516 | { USB_DEVICE(IDTECH_VID, IDTECH_IDT1221U_PID) }, |
| 517 | { USB_DEVICE(OCT_VID, OCT_US101_PID) }, |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 518 | { USB_DEVICE(FTDI_VID, FTDI_HE_TIRA1_PID), |
| 519 | .driver_info = (kernel_ulong_t)&ftdi_HE_TIRA1_quirk }, |
| 520 | { USB_DEVICE(FTDI_VID, FTDI_USB_UIRT_PID), |
| 521 | .driver_info = (kernel_ulong_t)&ftdi_USB_UIRT_quirk }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 522 | { USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_1) }, |
| 523 | { USB_DEVICE(FTDI_VID, PROTEGO_R2X0) }, |
| 524 | { USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_3) }, |
| 525 | { USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_4) }, |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 526 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E808_PID) }, |
| 527 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E809_PID) }, |
| 528 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80A_PID) }, |
| 529 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80B_PID) }, |
| 530 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80C_PID) }, |
| 531 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80D_PID) }, |
| 532 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80E_PID) }, |
| 533 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80F_PID) }, |
| 534 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E888_PID) }, |
| 535 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E889_PID) }, |
| 536 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88A_PID) }, |
| 537 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88B_PID) }, |
| 538 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88C_PID) }, |
| 539 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88D_PID) }, |
| 540 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88E_PID) }, |
| 541 | { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88F_PID) }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 542 | { USB_DEVICE(FTDI_VID, FTDI_ELV_UO100_PID) }, |
Ian Abbott | 4790074 | 2005-05-17 15:12:13 +0100 | [diff] [blame] | 543 | { USB_DEVICE(FTDI_VID, FTDI_ELV_UM100_PID) }, |
Ian Abbott | e6ac4a4 | 2005-08-02 14:01:27 +0100 | [diff] [blame] | 544 | { USB_DEVICE(FTDI_VID, FTDI_ELV_UR100_PID) }, |
| 545 | { USB_DEVICE(FTDI_VID, FTDI_ELV_ALC8500_PID) }, |
Thomas Riewe | 207c47e | 2005-09-29 14:57:29 +0200 | [diff] [blame] | 546 | { USB_DEVICE(FTDI_VID, FTDI_PYRAMID_PID) }, |
Martin Hagelin | bde6218 | 2005-10-26 21:10:41 +0200 | [diff] [blame] | 547 | { USB_DEVICE(FTDI_VID, FTDI_ELV_FHZ1000PC_PID) }, |
Thomas Schleusener | 4eaf60e | 2007-02-28 22:50:52 +0100 | [diff] [blame] | 548 | { USB_DEVICE(FTDI_VID, FTDI_IBS_US485_PID) }, |
| 549 | { USB_DEVICE(FTDI_VID, FTDI_IBS_PICPRO_PID) }, |
| 550 | { USB_DEVICE(FTDI_VID, FTDI_IBS_PCMCIA_PID) }, |
| 551 | { USB_DEVICE(FTDI_VID, FTDI_IBS_PK1_PID) }, |
| 552 | { USB_DEVICE(FTDI_VID, FTDI_IBS_RS232MON_PID) }, |
| 553 | { USB_DEVICE(FTDI_VID, FTDI_IBS_APP70_PID) }, |
| 554 | { USB_DEVICE(FTDI_VID, FTDI_IBS_PEDO_PID) }, |
| 555 | { USB_DEVICE(FTDI_VID, FTDI_IBS_PROD_PID) }, |
Ian Abbott | e6ac4a4 | 2005-08-02 14:01:27 +0100 | [diff] [blame] | 556 | /* |
Peter Stark | 42f8aa9 | 2007-12-25 18:32:08 +0100 | [diff] [blame] | 557 | * Due to many user requests for multiple ELV devices we enable |
| 558 | * them by default. |
Ian Abbott | e6ac4a4 | 2005-08-02 14:01:27 +0100 | [diff] [blame] | 559 | */ |
Peter Stark | 42f8aa9 | 2007-12-25 18:32:08 +0100 | [diff] [blame] | 560 | { USB_DEVICE(FTDI_VID, FTDI_ELV_CLI7000_PID) }, |
| 561 | { USB_DEVICE(FTDI_VID, FTDI_ELV_PPS7330_PID) }, |
| 562 | { USB_DEVICE(FTDI_VID, FTDI_ELV_TFM100_PID) }, |
| 563 | { USB_DEVICE(FTDI_VID, FTDI_ELV_UDF77_PID) }, |
| 564 | { USB_DEVICE(FTDI_VID, FTDI_ELV_UIO88_PID) }, |
| 565 | { USB_DEVICE(FTDI_VID, FTDI_ELV_UAD8_PID) }, |
| 566 | { USB_DEVICE(FTDI_VID, FTDI_ELV_UDA7_PID) }, |
| 567 | { USB_DEVICE(FTDI_VID, FTDI_ELV_USI2_PID) }, |
| 568 | { USB_DEVICE(FTDI_VID, FTDI_ELV_T1100_PID) }, |
| 569 | { USB_DEVICE(FTDI_VID, FTDI_ELV_PCD200_PID) }, |
| 570 | { USB_DEVICE(FTDI_VID, FTDI_ELV_ULA200_PID) }, |
| 571 | { USB_DEVICE(FTDI_VID, FTDI_ELV_CSI8_PID) }, |
| 572 | { USB_DEVICE(FTDI_VID, FTDI_ELV_EM1000DL_PID) }, |
| 573 | { USB_DEVICE(FTDI_VID, FTDI_ELV_PCK100_PID) }, |
| 574 | { USB_DEVICE(FTDI_VID, FTDI_ELV_RFP500_PID) }, |
| 575 | { USB_DEVICE(FTDI_VID, FTDI_ELV_FS20SIG_PID) }, |
| 576 | { USB_DEVICE(FTDI_VID, FTDI_ELV_WS300PC_PID) }, |
| 577 | { USB_DEVICE(FTDI_VID, FTDI_ELV_FHZ1300PC_PID) }, |
Sven Andersen | 4ae897d | 2008-03-04 22:09:11 +0100 | [diff] [blame] | 578 | { USB_DEVICE(FTDI_VID, FTDI_ELV_EM1010PC_PID) }, |
Peter Stark | 42f8aa9 | 2007-12-25 18:32:08 +0100 | [diff] [blame] | 579 | { USB_DEVICE(FTDI_VID, FTDI_ELV_WS500_PID) }, |
André Schenk | b5894a5 | 2008-07-28 15:48:46 +0200 | [diff] [blame] | 580 | { USB_DEVICE(FTDI_VID, FTDI_ELV_HS485_PID) }, |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 581 | { USB_DEVICE(FTDI_VID, LINX_SDMUSBQSS_PID) }, |
| 582 | { USB_DEVICE(FTDI_VID, LINX_MASTERDEVEL2_PID) }, |
| 583 | { USB_DEVICE(FTDI_VID, LINX_FUTURE_0_PID) }, |
| 584 | { USB_DEVICE(FTDI_VID, LINX_FUTURE_1_PID) }, |
| 585 | { USB_DEVICE(FTDI_VID, LINX_FUTURE_2_PID) }, |
| 586 | { USB_DEVICE(FTDI_VID, FTDI_CCSICDU20_0_PID) }, |
| 587 | { USB_DEVICE(FTDI_VID, FTDI_CCSICDU40_1_PID) }, |
Jan Capek | ec434e9 | 2006-11-28 22:35:12 +0100 | [diff] [blame] | 588 | { USB_DEVICE(FTDI_VID, FTDI_CCSMACHX_2_PID) }, |
Jan Capek | 9d37ff6 | 2009-06-10 18:58:52 +0200 | [diff] [blame] | 589 | { USB_DEVICE(FTDI_VID, FTDI_CCSLOAD_N_GO_3_PID) }, |
| 590 | { USB_DEVICE(FTDI_VID, FTDI_CCSICDU64_4_PID) }, |
| 591 | { USB_DEVICE(FTDI_VID, FTDI_CCSPRIME8_5_PID) }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 592 | { USB_DEVICE(FTDI_VID, INSIDE_ACCESSO) }, |
| 593 | { USB_DEVICE(INTREPID_VID, INTREPID_VALUECAN_PID) }, |
| 594 | { USB_DEVICE(INTREPID_VID, INTREPID_NEOVI_PID) }, |
| 595 | { USB_DEVICE(FALCOM_VID, FALCOM_TWIST_PID) }, |
Ian Abbott | e6ac4a4 | 2005-08-02 14:01:27 +0100 | [diff] [blame] | 596 | { USB_DEVICE(FALCOM_VID, FALCOM_SAMBA_PID) }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 597 | { USB_DEVICE(FTDI_VID, FTDI_SUUNTO_SPORTS_PID) }, |
Vladimir Vukicevic | c3d36c4 | 2008-10-03 17:08:43 -0700 | [diff] [blame] | 598 | { USB_DEVICE(FTDI_VID, FTDI_OCEANIC_PID) }, |
Michael Olberg | ef31fec | 2007-02-27 12:57:12 +0100 | [diff] [blame] | 599 | { USB_DEVICE(TTI_VID, TTI_QL355P_PID) }, |
Ian Abbott | 6f92872 | 2005-04-29 16:06:14 +0100 | [diff] [blame] | 600 | { USB_DEVICE(FTDI_VID, FTDI_RM_CANVIEW_PID) }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 601 | { USB_DEVICE(BANDB_VID, BANDB_USOTL4_PID) }, |
| 602 | { USB_DEVICE(BANDB_VID, BANDB_USTL4_PID) }, |
| 603 | { USB_DEVICE(BANDB_VID, BANDB_USO9ML2_PID) }, |
| 604 | { USB_DEVICE(FTDI_VID, EVER_ECO_PRO_CDS) }, |
Ian Abbott | 6f92872 | 2005-04-29 16:06:14 +0100 | [diff] [blame] | 605 | { USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_1_PID) }, |
| 606 | { USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_2_PID) }, |
Ian Abbott | e6ac4a4 | 2005-08-02 14:01:27 +0100 | [diff] [blame] | 607 | { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_0_PID) }, |
| 608 | { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_1_PID) }, |
| 609 | { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_2_PID) }, |
| 610 | { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_3_PID) }, |
| 611 | { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_4_PID) }, |
| 612 | { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_5_PID) }, |
| 613 | { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_6_PID) }, |
| 614 | { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_7_PID) }, |
Ian Abbott | 6f92872 | 2005-04-29 16:06:14 +0100 | [diff] [blame] | 615 | { USB_DEVICE(MOBILITY_VID, MOBILITY_USB_SERIAL_PID) }, |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 616 | { USB_DEVICE(FTDI_VID, FTDI_ACTIVE_ROBOTS_PID) }, |
Ian Abbott | 34d1a8a | 2006-02-27 14:05:32 +0000 | [diff] [blame] | 617 | { USB_DEVICE(FTDI_VID, FTDI_MHAM_KW_PID) }, |
| 618 | { USB_DEVICE(FTDI_VID, FTDI_MHAM_YS_PID) }, |
Ian Abbott | 9b1513d | 2005-07-29 12:16:31 -0700 | [diff] [blame] | 619 | { USB_DEVICE(FTDI_VID, FTDI_MHAM_Y6_PID) }, |
| 620 | { USB_DEVICE(FTDI_VID, FTDI_MHAM_Y8_PID) }, |
Ian Abbott | 34d1a8a | 2006-02-27 14:05:32 +0000 | [diff] [blame] | 621 | { USB_DEVICE(FTDI_VID, FTDI_MHAM_IC_PID) }, |
| 622 | { USB_DEVICE(FTDI_VID, FTDI_MHAM_DB9_PID) }, |
| 623 | { USB_DEVICE(FTDI_VID, FTDI_MHAM_RS232_PID) }, |
| 624 | { USB_DEVICE(FTDI_VID, FTDI_MHAM_Y9_PID) }, |
Ian Abbott | 740a428 | 2005-12-13 16:18:47 +0000 | [diff] [blame] | 625 | { USB_DEVICE(FTDI_VID, FTDI_TERATRONIK_VCP_PID) }, |
| 626 | { USB_DEVICE(FTDI_VID, FTDI_TERATRONIK_D2XX_PID) }, |
Ian Abbott | 9b1513d | 2005-07-29 12:16:31 -0700 | [diff] [blame] | 627 | { USB_DEVICE(EVOLUTION_VID, EVOLUTION_ER1_PID) }, |
Søren Hauberg | c1f8ea7 | 2007-08-08 10:50:17 +0200 | [diff] [blame] | 628 | { USB_DEVICE(EVOLUTION_VID, EVO_HYBRID_PID) }, |
| 629 | { USB_DEVICE(EVOLUTION_VID, EVO_RCM4_PID) }, |
Rui Santos | c9c7746 | 2005-09-23 20:06:50 +0100 | [diff] [blame] | 630 | { USB_DEVICE(FTDI_VID, FTDI_ARTEMIS_PID) }, |
| 631 | { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16_PID) }, |
Rui Santos | 09c280a | 2006-01-09 13:12:40 +0000 | [diff] [blame] | 632 | { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16C_PID) }, |
Rui Santos | c9c7746 | 2005-09-23 20:06:50 +0100 | [diff] [blame] | 633 | { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16HR_PID) }, |
Rui Santos | 09c280a | 2006-01-09 13:12:40 +0000 | [diff] [blame] | 634 | { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16HRC_PID) }, |
Franco Lanza | 3491043 | 2007-12-26 03:29:33 +0100 | [diff] [blame] | 635 | { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16IC_PID) }, |
Ian Abbott | b4723ae | 2005-11-23 15:45:23 -0800 | [diff] [blame] | 636 | { USB_DEVICE(KOBIL_VID, KOBIL_CONV_B1_PID) }, |
| 637 | { USB_DEVICE(KOBIL_VID, KOBIL_CONV_KAAN_PID) }, |
Pavel Fedin | effac8b | 2005-12-09 09:30:59 +0300 | [diff] [blame] | 638 | { USB_DEVICE(POSIFLEX_VID, POSIFLEX_PP7000_PID) }, |
Louis Nyffenegger | 641adaa | 2006-01-05 17:20:37 +0100 | [diff] [blame] | 639 | { USB_DEVICE(FTDI_VID, FTDI_TTUSB_PID) }, |
Ian Abbott | 7e1c0b8 | 2006-03-21 14:55:20 +0000 | [diff] [blame] | 640 | { USB_DEVICE(FTDI_VID, FTDI_ECLO_COM_1WIRE_PID) }, |
Ian Abbott | a94b52a | 2006-01-09 17:11:40 +0000 | [diff] [blame] | 641 | { USB_DEVICE(FTDI_VID, FTDI_WESTREX_MODEL_777_PID) }, |
| 642 | { USB_DEVICE(FTDI_VID, FTDI_WESTREX_MODEL_8900F_PID) }, |
Wouter Paesen | ce40d29 | 2006-01-03 14:30:31 +0100 | [diff] [blame] | 643 | { USB_DEVICE(FTDI_VID, FTDI_PCDJ_DAC2_PID) }, |
Nathan Bronson | cdd3b15 | 2006-04-10 00:05:09 -0400 | [diff] [blame] | 644 | { USB_DEVICE(FTDI_VID, FTDI_RRCIRKITS_LOCOBUFFER_PID) }, |
Ian Abbott | 7e0258f | 2006-04-12 15:20:35 +0100 | [diff] [blame] | 645 | { USB_DEVICE(FTDI_VID, FTDI_ASK_RDR400_PID) }, |
A. Maitland Bottoms | bf58fbd | 2006-03-14 18:44:23 -0500 | [diff] [blame] | 646 | { USB_DEVICE(ICOM_ID1_VID, ICOM_ID1_PID) }, |
Folkert van Heusden | 62a13db | 2006-03-28 20:41:26 +0900 | [diff] [blame] | 647 | { USB_DEVICE(PAPOUCH_VID, PAPOUCH_TMU_PID) }, |
Ian Abbott | 20a0f47 | 2006-05-04 11:34:25 +0100 | [diff] [blame] | 648 | { USB_DEVICE(FTDI_VID, FTDI_ACG_HFDUAL_PID) }, |
Ian Abbott | eb79b4f | 2006-05-30 12:36:30 +0100 | [diff] [blame] | 649 | { USB_DEVICE(FTDI_VID, FTDI_YEI_SERVOCENTER31_PID) }, |
D. Peter Siddons | 4843748 | 2006-06-17 18:09:15 -0400 | [diff] [blame] | 650 | { USB_DEVICE(FTDI_VID, FTDI_THORLABS_PID) }, |
Colin Leroy | e1979fe | 2006-07-11 11:36:43 +0200 | [diff] [blame] | 651 | { USB_DEVICE(TESTO_VID, TESTO_USB_INTERFACE_PID) }, |
Ralf Schlatterbeck | eaede2c | 2006-09-06 12:15:02 +0200 | [diff] [blame] | 652 | { USB_DEVICE(FTDI_VID, FTDI_GAMMA_SCOUT_PID) }, |
Ian Abbott | 9978f9e | 2006-09-25 14:19:19 +0100 | [diff] [blame] | 653 | { USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13M_PID) }, |
| 654 | { USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13S_PID) }, |
| 655 | { USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13U_PID) }, |
Kjell Myksvoll | 40c3609 | 2006-10-22 23:26:42 +0200 | [diff] [blame] | 656 | { USB_DEVICE(ELEKTOR_VID, ELEKTOR_FT323R_PID) }, |
Martin Geleynse | b760dac | 2009-07-02 13:10:35 -0400 | [diff] [blame] | 657 | { USB_DEVICE(FTDI_VID, FTDI_NDI_HUC_PID), |
| 658 | .driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk }, |
| 659 | { USB_DEVICE(FTDI_VID, FTDI_NDI_SPECTRA_SCU_PID), |
| 660 | .driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk }, |
| 661 | { USB_DEVICE(FTDI_VID, FTDI_NDI_FUTURE_2_PID), |
| 662 | .driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk }, |
| 663 | { USB_DEVICE(FTDI_VID, FTDI_NDI_FUTURE_3_PID), |
| 664 | .driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk }, |
| 665 | { USB_DEVICE(FTDI_VID, FTDI_NDI_AURORA_SCU_PID), |
| 666 | .driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk }, |
Micke Prag | 822c7ef | 2007-02-04 23:39:11 +0100 | [diff] [blame] | 667 | { USB_DEVICE(TELLDUS_VID, TELLDUS_TELLSTICK_PID) }, |
Neil \"Superna\" ARMSTRONG | 762e92f | 2007-04-25 20:34:28 +0200 | [diff] [blame] | 668 | { USB_DEVICE(FTDI_VID, FTDI_MAXSTREAM_PID) }, |
Lex Ross | a5f6239 | 2008-08-06 16:25:08 +0400 | [diff] [blame] | 669 | { USB_DEVICE(FTDI_VID, FTDI_PHI_FISCO_PID) }, |
Pierre Castella | d7fde2d | 2007-09-06 22:34:39 +0200 | [diff] [blame] | 670 | { USB_DEVICE(TML_VID, TML_USB_SERIAL_PID) }, |
Ed Beroset | 4bb0ef1 | 2008-01-17 17:37:46 -0500 | [diff] [blame] | 671 | { USB_DEVICE(FTDI_VID, FTDI_ELSTER_UNICOM_PID) }, |
Mirko Bordignon | 11171d1 | 2008-03-10 11:38:55 +0100 | [diff] [blame] | 672 | { USB_DEVICE(FTDI_VID, FTDI_PROPOX_JTAGCABLEII_PID) }, |
Tony Lindgren | fa91d43 | 2007-05-04 18:23:24 -0700 | [diff] [blame] | 673 | { USB_DEVICE(OLIMEX_VID, OLIMEX_ARM_USB_OCD_PID), |
Harald Welte | 2073434 | 2008-01-01 15:08:35 +0100 | [diff] [blame] | 674 | .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk }, |
| 675 | { USB_DEVICE(FIC_VID, FIC_NEO1973_DEBUG_PID), |
| 676 | .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk }, |
| 677 | { USB_DEVICE(FTDI_VID, FTDI_OOCDLINK_PID), |
| 678 | .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk }, |
Frederik Kriewitz | a00c3ca | 2008-07-30 16:53:41 +0200 | [diff] [blame] | 679 | { USB_DEVICE(FTDI_VID, LMI_LM3S_DEVEL_BOARD_PID), |
| 680 | .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk }, |
| 681 | { USB_DEVICE(FTDI_VID, LMI_LM3S_EVAL_BOARD_PID), |
| 682 | .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk }, |
Krzysztof Halasa | 1451141 | 2009-07-10 01:06:23 +0200 | [diff] [blame] | 683 | { USB_DEVICE(FTDI_VID, FTDI_TURTELIZER_PID), |
| 684 | .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk }, |
Atsushi Nemoto | 26ab705 | 2008-05-17 00:13:56 +0900 | [diff] [blame] | 685 | { USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID_USB60F) }, |
Jon K Hellan | 2542335 | 2008-06-24 11:43:13 +0200 | [diff] [blame] | 686 | { USB_DEVICE(FTDI_VID, FTDI_REU_TINY_PID) }, |
Jaroslav Kysela | a18f80b | 2008-09-16 15:46:50 +0200 | [diff] [blame] | 687 | { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO4x4_PID) }, |
Gaetan Carlier | 96285cb | 2008-09-22 15:00:09 -0700 | [diff] [blame] | 688 | { USB_DEVICE(FTDI_VID, FTDI_DOMINTELL_DGQG_PID) }, |
| 689 | { USB_DEVICE(FTDI_VID, FTDI_DOMINTELL_DUSB_PID) }, |
Robie Basak | 45eeff8 | 2009-01-12 23:05:59 +0000 | [diff] [blame] | 690 | { USB_DEVICE(ALTI2_VID, ALTI2_N3_PID) }, |
Mhayk Whandson | ca80801 | 2009-01-09 06:48:16 -0400 | [diff] [blame] | 691 | { USB_DEVICE(FTDI_VID, DIEBOLD_BCS_SE923_PID) }, |
Axel Wachtler | 7f82b6d | 2009-03-05 14:09:22 -0800 | [diff] [blame] | 692 | { USB_DEVICE(ATMEL_VID, STK541_PID) }, |
| 693 | { USB_DEVICE(DE_VID, STB_PID) }, |
| 694 | { USB_DEVICE(DE_VID, WHT_PID) }, |
Michael Hennerich | b0d6590 | 2009-03-06 14:07:43 -0800 | [diff] [blame] | 695 | { USB_DEVICE(ADI_VID, ADI_GNICE_PID), |
| 696 | .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk }, |
Peter Korsgaard | ae27d84 | 2009-03-25 11:32:59 +0100 | [diff] [blame] | 697 | { USB_DEVICE(JETI_VID, JETI_SPC1201_PID) }, |
Nicolas Pitre | 1002bb7 | 2009-04-23 22:38:12 -0400 | [diff] [blame] | 698 | { USB_DEVICE(MARVELL_VID, MARVELL_SHEEVAPLUG_PID), |
| 699 | .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk }, |
Daniel Suchy | d46130a | 2009-05-13 10:05:48 +0200 | [diff] [blame] | 700 | { USB_DEVICE(LARSENBRUSGAARD_VID, LB_ALTITRACK_PID) }, |
Ville Sundberg | fca4404 | 2009-07-15 00:27:28 +0300 | [diff] [blame] | 701 | { USB_DEVICE(GN_OTOMETRICS_VID, AURICAL_USB_PID) }, |
Ian Abbott | fdcb0a0 | 2005-07-28 18:40:32 +0100 | [diff] [blame] | 702 | { }, /* Optional parameter entry */ |
| 703 | { } /* Terminating entry */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 704 | }; |
| 705 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 706 | MODULE_DEVICE_TABLE(usb, id_table_combined); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 707 | |
| 708 | static struct usb_driver ftdi_driver = { |
| 709 | .name = "ftdi_sio", |
| 710 | .probe = usb_serial_probe, |
| 711 | .disconnect = usb_serial_disconnect, |
| 712 | .id_table = id_table_combined, |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 713 | .no_dynamic_id = 1, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 714 | }; |
| 715 | |
Arjan van de Ven | 4c4c943 | 2005-11-29 09:43:42 +0100 | [diff] [blame] | 716 | static const char *ftdi_chip_name[] = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 717 | [SIO] = "SIO", /* the serial part of FT8U100AX */ |
| 718 | [FT8U232AM] = "FT8U232AM", |
| 719 | [FT232BM] = "FT232BM", |
| 720 | [FT2232C] = "FT2232C", |
Gard Spreemann | d8b2160 | 2007-03-05 00:03:26 +0100 | [diff] [blame] | 721 | [FT232RL] = "FT232RL", |
Mark Adamson | 094c2e6 | 2009-04-09 15:03:09 +0100 | [diff] [blame] | 722 | [FT2232H] = "FT2232H", |
| 723 | [FT4232H] = "FT4232H" |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 724 | }; |
| 725 | |
| 726 | |
| 727 | /* Constants for read urb and write urb */ |
| 728 | #define BUFSZ 512 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 729 | |
| 730 | /* rx_flags */ |
| 731 | #define THROTTLED 0x01 |
| 732 | #define ACTUALLY_THROTTLED 0x02 |
| 733 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 734 | /* Used for TIOCMIWAIT */ |
| 735 | #define FTDI_STATUS_B0_MASK (FTDI_RS0_CTS | FTDI_RS0_DSR | FTDI_RS0_RI | FTDI_RS0_RLSD) |
| 736 | #define FTDI_STATUS_B1_MASK (FTDI_RS_BI) |
| 737 | /* End TIOCMIWAIT */ |
| 738 | |
Roel Kluin | bbc5d27 | 2008-02-07 01:06:07 +0100 | [diff] [blame] | 739 | #define FTDI_IMPL_ASYNC_FLAGS = (ASYNC_SPD_HI | ASYNC_SPD_VHI \ |
| 740 | | ASYNC_SPD_CUST | ASYNC_SPD_SHI | ASYNC_SPD_WARP) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 741 | |
| 742 | /* function prototypes for a FTDI serial converter */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 743 | static int ftdi_sio_probe(struct usb_serial *serial, |
| 744 | const struct usb_device_id *id); |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 745 | static int ftdi_sio_port_probe(struct usb_serial_port *port); |
| 746 | static int ftdi_sio_port_remove(struct usb_serial_port *port); |
| 747 | static int ftdi_open(struct tty_struct *tty, |
| 748 | struct usb_serial_port *port, struct file *filp); |
Alan Cox | 335f851 | 2009-06-11 12:26:29 +0100 | [diff] [blame] | 749 | static void ftdi_close(struct usb_serial_port *port); |
| 750 | static void ftdi_dtr_rts(struct usb_serial_port *port, int on); |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 751 | static int ftdi_write(struct tty_struct *tty, struct usb_serial_port *port, |
| 752 | const unsigned char *buf, int count); |
| 753 | static int ftdi_write_room(struct tty_struct *tty); |
| 754 | static int ftdi_chars_in_buffer(struct tty_struct *tty); |
| 755 | static void ftdi_write_bulk_callback(struct urb *urb); |
| 756 | static void ftdi_read_bulk_callback(struct urb *urb); |
| 757 | static void ftdi_process_read(struct work_struct *work); |
| 758 | static void ftdi_set_termios(struct tty_struct *tty, |
| 759 | struct usb_serial_port *port, struct ktermios *old); |
| 760 | static int ftdi_tiocmget(struct tty_struct *tty, struct file *file); |
| 761 | static int ftdi_tiocmset(struct tty_struct *tty, struct file *file, |
| 762 | unsigned int set, unsigned int clear); |
| 763 | static int ftdi_ioctl(struct tty_struct *tty, struct file *file, |
| 764 | unsigned int cmd, unsigned long arg); |
| 765 | static void ftdi_break_ctl(struct tty_struct *tty, int break_state); |
| 766 | static void ftdi_throttle(struct tty_struct *tty); |
| 767 | static void ftdi_unthrottle(struct tty_struct *tty); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 768 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 769 | static unsigned short int ftdi_232am_baud_base_to_divisor(int baud, int base); |
| 770 | static unsigned short int ftdi_232am_baud_to_divisor(int baud); |
| 771 | static __u32 ftdi_232bm_baud_base_to_divisor(int baud, int base); |
| 772 | static __u32 ftdi_232bm_baud_to_divisor(int baud); |
Mark Adamson | 094c2e6 | 2009-04-09 15:03:09 +0100 | [diff] [blame] | 773 | static __u32 ftdi_2232h_baud_base_to_divisor(int baud, int base); |
| 774 | static __u32 ftdi_2232h_baud_to_divisor(int baud); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 775 | |
Greg Kroah-Hartman | ea65370 | 2005-06-20 21:15:16 -0700 | [diff] [blame] | 776 | static struct usb_serial_driver ftdi_sio_device = { |
Greg Kroah-Hartman | 18fcac3 | 2005-06-20 21:15:16 -0700 | [diff] [blame] | 777 | .driver = { |
| 778 | .owner = THIS_MODULE, |
Greg Kroah-Hartman | 269bda1 | 2005-06-20 21:15:16 -0700 | [diff] [blame] | 779 | .name = "ftdi_sio", |
Greg Kroah-Hartman | 18fcac3 | 2005-06-20 21:15:16 -0700 | [diff] [blame] | 780 | }, |
Greg Kroah-Hartman | 269bda1 | 2005-06-20 21:15:16 -0700 | [diff] [blame] | 781 | .description = "FTDI USB Serial Device", |
Johannes Hölzl | d9b1b78 | 2006-12-17 21:50:24 +0100 | [diff] [blame] | 782 | .usb_driver = &ftdi_driver , |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 783 | .id_table = id_table_combined, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 784 | .num_ports = 1, |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 785 | .probe = ftdi_sio_probe, |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 786 | .port_probe = ftdi_sio_port_probe, |
| 787 | .port_remove = ftdi_sio_port_remove, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 788 | .open = ftdi_open, |
| 789 | .close = ftdi_close, |
Alan Cox | 335f851 | 2009-06-11 12:26:29 +0100 | [diff] [blame] | 790 | .dtr_rts = ftdi_dtr_rts, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 791 | .throttle = ftdi_throttle, |
| 792 | .unthrottle = ftdi_unthrottle, |
| 793 | .write = ftdi_write, |
| 794 | .write_room = ftdi_write_room, |
| 795 | .chars_in_buffer = ftdi_chars_in_buffer, |
| 796 | .read_bulk_callback = ftdi_read_bulk_callback, |
| 797 | .write_bulk_callback = ftdi_write_bulk_callback, |
| 798 | .tiocmget = ftdi_tiocmget, |
| 799 | .tiocmset = ftdi_tiocmset, |
| 800 | .ioctl = ftdi_ioctl, |
| 801 | .set_termios = ftdi_set_termios, |
| 802 | .break_ctl = ftdi_break_ctl, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 803 | }; |
| 804 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 805 | |
| 806 | #define WDR_TIMEOUT 5000 /* default urb timeout */ |
Ian Abbott | 279e154 | 2005-07-29 12:16:52 -0700 | [diff] [blame] | 807 | #define WDR_SHORT_TIMEOUT 1000 /* shorter urb timeout */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 808 | |
| 809 | /* High and low are for DTR, RTS etc etc */ |
| 810 | #define HIGH 1 |
| 811 | #define LOW 0 |
| 812 | |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 813 | /* number of outstanding urbs to prevent userspace DoS from happening */ |
| 814 | #define URB_UPPER_LIMIT 42 |
| 815 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 816 | /* |
| 817 | * *************************************************************************** |
Tony Lindgren | fa91d43 | 2007-05-04 18:23:24 -0700 | [diff] [blame] | 818 | * Utility functions |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 819 | * *************************************************************************** |
| 820 | */ |
| 821 | |
| 822 | static unsigned short int ftdi_232am_baud_base_to_divisor(int baud, int base) |
| 823 | { |
| 824 | unsigned short int divisor; |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 825 | /* divisor shifted 3 bits to the left */ |
| 826 | int divisor3 = base / 2 / baud; |
| 827 | if ((divisor3 & 0x7) == 7) |
| 828 | divisor3++; /* round x.7/8 up to x+1 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 829 | divisor = divisor3 >> 3; |
| 830 | divisor3 &= 0x7; |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 831 | if (divisor3 == 1) |
| 832 | divisor |= 0xc000; |
| 833 | else if (divisor3 >= 4) |
| 834 | divisor |= 0x4000; |
| 835 | else if (divisor3 != 0) |
| 836 | divisor |= 0x8000; |
| 837 | else if (divisor == 1) |
| 838 | divisor = 0; /* special case for maximum baud rate */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 839 | return divisor; |
| 840 | } |
| 841 | |
| 842 | static unsigned short int ftdi_232am_baud_to_divisor(int baud) |
| 843 | { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 844 | return ftdi_232am_baud_base_to_divisor(baud, 48000000); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 845 | } |
| 846 | |
| 847 | static __u32 ftdi_232bm_baud_base_to_divisor(int baud, int base) |
| 848 | { |
| 849 | static const unsigned char divfrac[8] = { 0, 3, 2, 4, 1, 5, 6, 7 }; |
| 850 | __u32 divisor; |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 851 | /* divisor shifted 3 bits to the left */ |
| 852 | int divisor3 = base / 2 / baud; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 853 | divisor = divisor3 >> 3; |
| 854 | divisor |= (__u32)divfrac[divisor3 & 0x7] << 14; |
| 855 | /* Deal with special cases for highest baud rates. */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 856 | if (divisor == 1) |
| 857 | divisor = 0; |
| 858 | else if (divisor == 0x4001) |
| 859 | divisor = 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 860 | return divisor; |
| 861 | } |
| 862 | |
| 863 | static __u32 ftdi_232bm_baud_to_divisor(int baud) |
| 864 | { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 865 | return ftdi_232bm_baud_base_to_divisor(baud, 48000000); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 866 | } |
| 867 | |
Mark Adamson | 094c2e6 | 2009-04-09 15:03:09 +0100 | [diff] [blame] | 868 | static __u32 ftdi_2232h_baud_base_to_divisor(int baud, int base) |
| 869 | { |
| 870 | static const unsigned char divfrac[8] = { 0, 3, 2, 4, 1, 5, 6, 7 }; |
| 871 | __u32 divisor; |
| 872 | int divisor3; |
| 873 | |
| 874 | /* hi-speed baud rate is 10-bit sampling instead of 16-bit */ |
| 875 | divisor3 = (base / 10 / baud) * 8; |
| 876 | |
| 877 | divisor = divisor3 >> 3; |
| 878 | divisor |= (__u32)divfrac[divisor3 & 0x7] << 14; |
| 879 | /* Deal with special cases for highest baud rates. */ |
| 880 | if (divisor == 1) |
| 881 | divisor = 0; |
| 882 | else if (divisor == 0x4001) |
| 883 | divisor = 1; |
| 884 | /* |
| 885 | * Set this bit to turn off a divide by 2.5 on baud rate generator |
| 886 | * This enables baud rates up to 12Mbaud but cannot reach below 1200 |
| 887 | * baud with this bit set |
| 888 | */ |
| 889 | divisor |= 0x00020000; |
| 890 | return divisor; |
| 891 | } |
| 892 | |
| 893 | static __u32 ftdi_2232h_baud_to_divisor(int baud) |
| 894 | { |
| 895 | return ftdi_2232h_baud_base_to_divisor(baud, 120000000); |
| 896 | } |
| 897 | |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 898 | #define set_mctrl(port, set) update_mctrl((port), (set), 0) |
| 899 | #define clear_mctrl(port, clear) update_mctrl((port), 0, (clear)) |
| 900 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 901 | static int update_mctrl(struct usb_serial_port *port, unsigned int set, |
| 902 | unsigned int clear) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 903 | { |
| 904 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 905 | char *buf; |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 906 | unsigned urb_value; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 907 | int rv; |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 908 | |
| 909 | if (((set | clear) & (TIOCM_DTR | TIOCM_RTS)) == 0) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 910 | dbg("%s - DTR|RTS not being set|cleared", __func__); |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 911 | return 0; /* no change */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 912 | } |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 913 | |
| 914 | buf = kmalloc(1, GFP_NOIO); |
Alan Cox | 9b0f258 | 2008-02-20 20:49:53 +0000 | [diff] [blame] | 915 | if (!buf) |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 916 | return -ENOMEM; |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 917 | |
| 918 | clear &= ~set; /* 'set' takes precedence over 'clear' */ |
| 919 | urb_value = 0; |
| 920 | if (clear & TIOCM_DTR) |
| 921 | urb_value |= FTDI_SIO_SET_DTR_LOW; |
| 922 | if (clear & TIOCM_RTS) |
| 923 | urb_value |= FTDI_SIO_SET_RTS_LOW; |
| 924 | if (set & TIOCM_DTR) |
| 925 | urb_value |= FTDI_SIO_SET_DTR_HIGH; |
| 926 | if (set & TIOCM_RTS) |
| 927 | urb_value |= FTDI_SIO_SET_RTS_HIGH; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 928 | rv = usb_control_msg(port->serial->dev, |
| 929 | usb_sndctrlpipe(port->serial->dev, 0), |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 930 | FTDI_SIO_SET_MODEM_CTRL_REQUEST, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 931 | FTDI_SIO_SET_MODEM_CTRL_REQUEST_TYPE, |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 932 | urb_value, priv->interface, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 933 | buf, 0, WDR_TIMEOUT); |
| 934 | |
| 935 | kfree(buf); |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 936 | if (rv < 0) { |
Alan Cox | 43b11d3 | 2008-10-13 10:36:00 +0100 | [diff] [blame] | 937 | dbg("%s Error from MODEM_CTRL urb: DTR %s, RTS %s", |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 938 | __func__, |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 939 | (set & TIOCM_DTR) ? "HIGH" : |
| 940 | (clear & TIOCM_DTR) ? "LOW" : "unchanged", |
| 941 | (set & TIOCM_RTS) ? "HIGH" : |
| 942 | (clear & TIOCM_RTS) ? "LOW" : "unchanged"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 943 | } else { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 944 | dbg("%s - DTR %s, RTS %s", __func__, |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 945 | (set & TIOCM_DTR) ? "HIGH" : |
| 946 | (clear & TIOCM_DTR) ? "LOW" : "unchanged", |
| 947 | (set & TIOCM_RTS) ? "HIGH" : |
| 948 | (clear & TIOCM_RTS) ? "LOW" : "unchanged"); |
Alan Cox | 9b0f258 | 2008-02-20 20:49:53 +0000 | [diff] [blame] | 949 | /* FIXME: locking on last_dtr_rts */ |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 950 | priv->last_dtr_rts = (priv->last_dtr_rts & ~clear) | set; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 951 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 952 | return rv; |
| 953 | } |
| 954 | |
| 955 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 956 | static __u32 get_ftdi_divisor(struct tty_struct *tty, |
| 957 | struct usb_serial_port *port) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 958 | { /* get_ftdi_divisor */ |
| 959 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 960 | __u32 div_value = 0; |
| 961 | int div_okay = 1; |
| 962 | int baud; |
| 963 | |
| 964 | /* |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 965 | * The logic involved in setting the baudrate can be cleanly split into |
| 966 | * 3 steps. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 967 | * 1. Standard baud rates are set in tty->termios->c_cflag |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 968 | * 2. If these are not enough, you can set any speed using alt_speed as |
| 969 | * follows: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 970 | * - set tty->termios->c_cflag speed to B38400 |
| 971 | * - set your real speed in tty->alt_speed; it gets ignored when |
| 972 | * alt_speed==0, (or) |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 973 | * - call TIOCSSERIAL ioctl with (struct serial_struct) set as |
| 974 | * follows: |
| 975 | * flags & ASYNC_SPD_MASK == ASYNC_SPD_[HI, VHI, SHI, WARP], |
| 976 | * this just sets alt_speed to (HI: 57600, VHI: 115200, |
| 977 | * SHI: 230400, WARP: 460800) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 978 | * ** Steps 1, 2 are done courtesy of tty_get_baud_rate |
| 979 | * 3. You can also set baud rate by setting custom divisor as follows |
| 980 | * - set tty->termios->c_cflag speed to B38400 |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 981 | * - call TIOCSSERIAL ioctl with (struct serial_struct) set as |
| 982 | * follows: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 983 | * o flags & ASYNC_SPD_MASK == ASYNC_SPD_CUST |
| 984 | * o custom_divisor set to baud_base / your_new_baudrate |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 985 | * ** Step 3 is done courtesy of code borrowed from serial.c |
| 986 | * I should really spend some time and separate + move this common |
| 987 | * code to serial.c, it is replicated in nearly every serial driver |
| 988 | * you see. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 989 | */ |
| 990 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 991 | /* 1. Get the baud rate from the tty settings, this observes |
| 992 | alt_speed hack */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 993 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 994 | baud = tty_get_baud_rate(tty); |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 995 | dbg("%s - tty_get_baud_rate reports speed %d", __func__, baud); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 996 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 997 | /* 2. Observe async-compatible custom_divisor hack, update baudrate |
| 998 | if needed */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 999 | |
| 1000 | if (baud == 38400 && |
| 1001 | ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST) && |
| 1002 | (priv->custom_divisor)) { |
| 1003 | baud = priv->baud_base / priv->custom_divisor; |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1004 | dbg("%s - custom divisor %d sets baud rate to %d", |
| 1005 | __func__, priv->custom_divisor, baud); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1006 | } |
| 1007 | |
| 1008 | /* 3. Convert baudrate to device-specific divisor */ |
| 1009 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1010 | if (!baud) |
| 1011 | baud = 9600; |
| 1012 | switch (priv->chip_type) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1013 | case SIO: /* SIO chip */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1014 | switch (baud) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1015 | case 300: div_value = ftdi_sio_b300; break; |
| 1016 | case 600: div_value = ftdi_sio_b600; break; |
| 1017 | case 1200: div_value = ftdi_sio_b1200; break; |
| 1018 | case 2400: div_value = ftdi_sio_b2400; break; |
| 1019 | case 4800: div_value = ftdi_sio_b4800; break; |
| 1020 | case 9600: div_value = ftdi_sio_b9600; break; |
| 1021 | case 19200: div_value = ftdi_sio_b19200; break; |
| 1022 | case 38400: div_value = ftdi_sio_b38400; break; |
| 1023 | case 57600: div_value = ftdi_sio_b57600; break; |
| 1024 | case 115200: div_value = ftdi_sio_b115200; break; |
| 1025 | } /* baud */ |
| 1026 | if (div_value == 0) { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1027 | dbg("%s - Baudrate (%d) requested is not supported", |
| 1028 | __func__, baud); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1029 | div_value = ftdi_sio_b9600; |
Andrew Morton | bd5e47c | 2007-10-18 01:24:25 -0700 | [diff] [blame] | 1030 | baud = 9600; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1031 | div_okay = 0; |
| 1032 | } |
| 1033 | break; |
| 1034 | case FT8U232AM: /* 8U232AM chip */ |
| 1035 | if (baud <= 3000000) { |
| 1036 | div_value = ftdi_232am_baud_to_divisor(baud); |
| 1037 | } else { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1038 | dbg("%s - Baud rate too high!", __func__); |
Andrew Morton | bd5e47c | 2007-10-18 01:24:25 -0700 | [diff] [blame] | 1039 | baud = 9600; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1040 | div_value = ftdi_232am_baud_to_divisor(9600); |
| 1041 | div_okay = 0; |
| 1042 | } |
| 1043 | break; |
| 1044 | case FT232BM: /* FT232BM chip */ |
| 1045 | case FT2232C: /* FT2232C chip */ |
David Brownell | 3b009c6 | 2007-03-23 12:54:27 -0700 | [diff] [blame] | 1046 | case FT232RL: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1047 | if (baud <= 3000000) { |
Martin Geleynse | b760dac | 2009-07-02 13:10:35 -0400 | [diff] [blame] | 1048 | __u16 product_id = le16_to_cpu( |
| 1049 | port->serial->dev->descriptor.idProduct); |
| 1050 | if (((FTDI_NDI_HUC_PID == product_id) || |
| 1051 | (FTDI_NDI_SPECTRA_SCU_PID == product_id) || |
| 1052 | (FTDI_NDI_FUTURE_2_PID == product_id) || |
| 1053 | (FTDI_NDI_FUTURE_3_PID == product_id) || |
| 1054 | (FTDI_NDI_AURORA_SCU_PID == product_id)) && |
| 1055 | (baud == 19200)) { |
| 1056 | baud = 1200000; |
| 1057 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1058 | div_value = ftdi_232bm_baud_to_divisor(baud); |
| 1059 | } else { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1060 | dbg("%s - Baud rate too high!", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1061 | div_value = ftdi_232bm_baud_to_divisor(9600); |
| 1062 | div_okay = 0; |
Alan Cox | 669a6db | 2007-10-18 01:24:24 -0700 | [diff] [blame] | 1063 | baud = 9600; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1064 | } |
| 1065 | break; |
Mark Adamson | 094c2e6 | 2009-04-09 15:03:09 +0100 | [diff] [blame] | 1066 | case FT2232H: /* FT2232H chip */ |
| 1067 | case FT4232H: /* FT4232H chip */ |
| 1068 | if ((baud <= 12000000) & (baud >= 1200)) { |
| 1069 | div_value = ftdi_2232h_baud_to_divisor(baud); |
| 1070 | } else if (baud < 1200) { |
| 1071 | div_value = ftdi_232bm_baud_to_divisor(baud); |
| 1072 | } else { |
| 1073 | dbg("%s - Baud rate too high!", __func__); |
| 1074 | div_value = ftdi_232bm_baud_to_divisor(9600); |
| 1075 | div_okay = 0; |
| 1076 | baud = 9600; |
| 1077 | } |
| 1078 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1079 | } /* priv->chip_type */ |
| 1080 | |
| 1081 | if (div_okay) { |
| 1082 | 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] | 1083 | __func__, baud, (unsigned long)div_value, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1084 | ftdi_chip_name[priv->chip_type]); |
| 1085 | } |
| 1086 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1087 | tty_encode_baud_rate(tty, baud, baud); |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1088 | return div_value; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1089 | } |
| 1090 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1091 | static int change_speed(struct tty_struct *tty, struct usb_serial_port *port) |
| 1092 | { |
| 1093 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 1094 | char *buf; |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1095 | __u16 urb_value; |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1096 | __u16 urb_index; |
| 1097 | __u32 urb_index_value; |
| 1098 | int rv; |
| 1099 | |
| 1100 | buf = kmalloc(1, GFP_NOIO); |
| 1101 | if (!buf) |
| 1102 | return -ENOMEM; |
| 1103 | |
| 1104 | urb_index_value = get_ftdi_divisor(tty, port); |
| 1105 | urb_value = (__u16)urb_index_value; |
| 1106 | urb_index = (__u16)(urb_index_value >> 16); |
| 1107 | if (priv->interface) { /* FT2232C */ |
| 1108 | urb_index = (__u16)((urb_index << 8) | priv->interface); |
| 1109 | } |
| 1110 | |
| 1111 | rv = usb_control_msg(port->serial->dev, |
| 1112 | usb_sndctrlpipe(port->serial->dev, 0), |
| 1113 | FTDI_SIO_SET_BAUDRATE_REQUEST, |
| 1114 | FTDI_SIO_SET_BAUDRATE_REQUEST_TYPE, |
| 1115 | urb_value, urb_index, |
| 1116 | buf, 0, WDR_SHORT_TIMEOUT); |
| 1117 | |
| 1118 | kfree(buf); |
| 1119 | return rv; |
| 1120 | } |
| 1121 | |
Alan Cox | 557aaa7 | 2009-06-11 13:55:34 +0100 | [diff] [blame] | 1122 | static int write_latency_timer(struct usb_serial_port *port) |
| 1123 | { |
| 1124 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 1125 | struct usb_device *udev = port->serial->dev; |
| 1126 | char buf[1]; |
| 1127 | int rv = 0; |
| 1128 | int l = priv->latency; |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1129 | |
Alan Cox | 557aaa7 | 2009-06-11 13:55:34 +0100 | [diff] [blame] | 1130 | if (priv->flags & ASYNC_LOW_LATENCY) |
| 1131 | l = 1; |
| 1132 | |
| 1133 | dbg("%s: setting latency timer = %i", __func__, l); |
| 1134 | |
| 1135 | rv = usb_control_msg(udev, |
| 1136 | usb_sndctrlpipe(udev, 0), |
| 1137 | FTDI_SIO_SET_LATENCY_TIMER_REQUEST, |
| 1138 | FTDI_SIO_SET_LATENCY_TIMER_REQUEST_TYPE, |
| 1139 | l, priv->interface, |
| 1140 | buf, 0, WDR_TIMEOUT); |
| 1141 | |
| 1142 | if (rv < 0) |
| 1143 | dev_err(&port->dev, "Unable to write latency timer: %i\n", rv); |
| 1144 | return rv; |
| 1145 | } |
| 1146 | |
| 1147 | static int read_latency_timer(struct usb_serial_port *port) |
| 1148 | { |
| 1149 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 1150 | struct usb_device *udev = port->serial->dev; |
| 1151 | unsigned short latency = 0; |
| 1152 | int rv = 0; |
| 1153 | |
| 1154 | |
| 1155 | dbg("%s", __func__); |
| 1156 | |
| 1157 | rv = usb_control_msg(udev, |
| 1158 | usb_rcvctrlpipe(udev, 0), |
| 1159 | FTDI_SIO_GET_LATENCY_TIMER_REQUEST, |
| 1160 | FTDI_SIO_GET_LATENCY_TIMER_REQUEST_TYPE, |
| 1161 | 0, priv->interface, |
| 1162 | (char *) &latency, 1, WDR_TIMEOUT); |
| 1163 | |
| 1164 | if (rv < 0) { |
| 1165 | dev_err(&port->dev, "Unable to read latency timer: %i\n", rv); |
| 1166 | return -EIO; |
| 1167 | } |
| 1168 | return latency; |
| 1169 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1170 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1171 | static int get_serial_info(struct usb_serial_port *port, |
| 1172 | struct serial_struct __user *retinfo) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1173 | { |
| 1174 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 1175 | struct serial_struct tmp; |
| 1176 | |
| 1177 | if (!retinfo) |
| 1178 | return -EFAULT; |
| 1179 | memset(&tmp, 0, sizeof(tmp)); |
| 1180 | tmp.flags = priv->flags; |
| 1181 | tmp.baud_base = priv->baud_base; |
| 1182 | tmp.custom_divisor = priv->custom_divisor; |
| 1183 | if (copy_to_user(retinfo, &tmp, sizeof(*retinfo))) |
| 1184 | return -EFAULT; |
| 1185 | return 0; |
| 1186 | } /* get_serial_info */ |
| 1187 | |
| 1188 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1189 | static int set_serial_info(struct tty_struct *tty, |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1190 | struct usb_serial_port *port, struct serial_struct __user *newinfo) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1191 | { /* set_serial_info */ |
| 1192 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 1193 | struct serial_struct new_serial; |
| 1194 | struct ftdi_private old_priv; |
| 1195 | |
| 1196 | if (copy_from_user(&new_serial, newinfo, sizeof(new_serial))) |
| 1197 | return -EFAULT; |
Alan Cox | 6b447f04 | 2009-01-02 13:48:56 +0000 | [diff] [blame] | 1198 | |
| 1199 | lock_kernel(); |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1200 | old_priv = *priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1201 | |
| 1202 | /* Do error checking and permission checking */ |
| 1203 | |
| 1204 | if (!capable(CAP_SYS_ADMIN)) { |
| 1205 | if (((new_serial.flags & ~ASYNC_USR_MASK) != |
Dan Carpenter | 64905b4 | 2009-02-03 11:11:38 +0300 | [diff] [blame] | 1206 | (priv->flags & ~ASYNC_USR_MASK))) { |
| 1207 | unlock_kernel(); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1208 | return -EPERM; |
Dan Carpenter | 64905b4 | 2009-02-03 11:11:38 +0300 | [diff] [blame] | 1209 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1210 | priv->flags = ((priv->flags & ~ASYNC_USR_MASK) | |
| 1211 | (new_serial.flags & ASYNC_USR_MASK)); |
| 1212 | priv->custom_divisor = new_serial.custom_divisor; |
| 1213 | goto check_and_exit; |
| 1214 | } |
| 1215 | |
| 1216 | if ((new_serial.baud_base != priv->baud_base) && |
Alan Cox | 6b447f04 | 2009-01-02 13:48:56 +0000 | [diff] [blame] | 1217 | (new_serial.baud_base < 9600)) { |
| 1218 | unlock_kernel(); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1219 | return -EINVAL; |
Alan Cox | 6b447f04 | 2009-01-02 13:48:56 +0000 | [diff] [blame] | 1220 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1221 | |
| 1222 | /* Make the changes - these are privileged changes! */ |
| 1223 | |
| 1224 | priv->flags = ((priv->flags & ~ASYNC_FLAGS) | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1225 | (new_serial.flags & ASYNC_FLAGS)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1226 | priv->custom_divisor = new_serial.custom_divisor; |
| 1227 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1228 | tty->low_latency = (priv->flags & ASYNC_LOW_LATENCY) ? 1 : 0; |
Alan Cox | 557aaa7 | 2009-06-11 13:55:34 +0100 | [diff] [blame] | 1229 | write_latency_timer(port); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1230 | |
| 1231 | check_and_exit: |
| 1232 | if ((old_priv.flags & ASYNC_SPD_MASK) != |
| 1233 | (priv->flags & ASYNC_SPD_MASK)) { |
| 1234 | if ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_HI) |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1235 | tty->alt_speed = 57600; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1236 | else if ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_VHI) |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1237 | tty->alt_speed = 115200; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1238 | else if ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_SHI) |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1239 | tty->alt_speed = 230400; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1240 | else if ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_WARP) |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1241 | tty->alt_speed = 460800; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1242 | else |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1243 | tty->alt_speed = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1244 | } |
| 1245 | if (((old_priv.flags & ASYNC_SPD_MASK) != |
| 1246 | (priv->flags & ASYNC_SPD_MASK)) || |
| 1247 | (((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST) && |
| 1248 | (old_priv.custom_divisor != priv->custom_divisor))) { |
Alan Cox | 6b447f04 | 2009-01-02 13:48:56 +0000 | [diff] [blame] | 1249 | unlock_kernel(); |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1250 | change_speed(tty, port); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1251 | } |
Alan Cox | 6b447f04 | 2009-01-02 13:48:56 +0000 | [diff] [blame] | 1252 | else |
| 1253 | unlock_kernel(); |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1254 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1255 | |
| 1256 | } /* set_serial_info */ |
| 1257 | |
| 1258 | |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1259 | /* Determine type of FTDI chip based on USB config and descriptor. */ |
| 1260 | static void ftdi_determine_type(struct usb_serial_port *port) |
| 1261 | { |
| 1262 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 1263 | struct usb_serial *serial = port->serial; |
| 1264 | struct usb_device *udev = serial->dev; |
| 1265 | unsigned version; |
| 1266 | unsigned interfaces; |
| 1267 | |
| 1268 | /* Assume it is not the original SIO device for now. */ |
Ian Abbott | f5e09b7 | 2005-09-12 12:23:25 +0100 | [diff] [blame] | 1269 | priv->baud_base = 48000000 / 2; |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1270 | priv->write_offset = 0; |
| 1271 | |
| 1272 | version = le16_to_cpu(udev->descriptor.bcdDevice); |
| 1273 | interfaces = udev->actconfig->desc.bNumInterfaces; |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1274 | dbg("%s: bcdDevice = 0x%x, bNumInterfaces = %u", __func__, |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1275 | version, interfaces); |
| 1276 | if (interfaces > 1) { |
| 1277 | int inter; |
| 1278 | |
Mark Adamson | 094c2e6 | 2009-04-09 15:03:09 +0100 | [diff] [blame] | 1279 | /* Multiple interfaces.*/ |
| 1280 | if (version == 0x0800) { |
| 1281 | priv->chip_type = FT4232H; |
| 1282 | /* Hi-speed - baud clock runs at 120MHz */ |
| 1283 | priv->baud_base = 120000000 / 2; |
| 1284 | } else if (version == 0x0700) { |
| 1285 | priv->chip_type = FT2232H; |
| 1286 | /* Hi-speed - baud clock runs at 120MHz */ |
| 1287 | priv->baud_base = 120000000 / 2; |
| 1288 | } else |
| 1289 | priv->chip_type = FT2232C; |
| 1290 | |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1291 | /* Determine interface code. */ |
| 1292 | inter = serial->interface->altsetting->desc.bInterfaceNumber; |
Mark Adamson | 094c2e6 | 2009-04-09 15:03:09 +0100 | [diff] [blame] | 1293 | if (inter == 0) { |
| 1294 | priv->interface = INTERFACE_A; |
| 1295 | } else if (inter == 1) { |
| 1296 | priv->interface = INTERFACE_B; |
| 1297 | } else if (inter == 2) { |
| 1298 | priv->interface = INTERFACE_C; |
| 1299 | } else if (inter == 3) { |
| 1300 | priv->interface = INTERFACE_D; |
| 1301 | } |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1302 | /* BM-type devices have a bug where bcdDevice gets set |
| 1303 | * to 0x200 when iSerialNumber is 0. */ |
| 1304 | if (version < 0x500) { |
| 1305 | dbg("%s: something fishy - bcdDevice too low for multi-interface device", |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1306 | __func__); |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1307 | } |
| 1308 | } else if (version < 0x200) { |
| 1309 | /* Old device. Assume its the original SIO. */ |
| 1310 | priv->chip_type = SIO; |
| 1311 | priv->baud_base = 12000000 / 16; |
| 1312 | priv->write_offset = 1; |
| 1313 | } else if (version < 0x400) { |
| 1314 | /* Assume its an FT8U232AM (or FT8U245AM) */ |
| 1315 | /* (It might be a BM because of the iSerialNumber bug, |
| 1316 | * but it will still work as an AM device.) */ |
| 1317 | priv->chip_type = FT8U232AM; |
David Brownell | 3b009c6 | 2007-03-23 12:54:27 -0700 | [diff] [blame] | 1318 | } else if (version < 0x600) { |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1319 | /* Assume its an FT232BM (or FT245BM) */ |
| 1320 | priv->chip_type = FT232BM; |
David Brownell | 3b009c6 | 2007-03-23 12:54:27 -0700 | [diff] [blame] | 1321 | } else { |
| 1322 | /* Assume its an FT232R */ |
| 1323 | priv->chip_type = FT232RL; |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1324 | } |
Greg Kroah-Hartman | c197a8d | 2008-08-18 13:21:04 -0700 | [diff] [blame] | 1325 | dev_info(&udev->dev, "Detected %s\n", ftdi_chip_name[priv->chip_type]); |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1326 | } |
| 1327 | |
| 1328 | |
Mark Adamson | 895f28b | 2009-05-01 11:48:45 +0100 | [diff] [blame] | 1329 | /* Determine the maximum packet size for the device. This depends on the chip |
| 1330 | * type and the USB host capabilities. The value should be obtained from the |
| 1331 | * device descriptor as the chip will use the appropriate values for the host.*/ |
| 1332 | static void ftdi_set_max_packet_size(struct usb_serial_port *port) |
| 1333 | { |
| 1334 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 1335 | struct usb_serial *serial = port->serial; |
| 1336 | struct usb_device *udev = serial->dev; |
| 1337 | |
| 1338 | struct usb_interface *interface = serial->interface; |
| 1339 | struct usb_endpoint_descriptor *ep_desc = &interface->cur_altsetting->endpoint[1].desc; |
| 1340 | |
| 1341 | unsigned num_endpoints; |
| 1342 | int i = 0; |
| 1343 | |
| 1344 | num_endpoints = interface->cur_altsetting->desc.bNumEndpoints; |
| 1345 | dev_info(&udev->dev, "Number of endpoints %d\n", num_endpoints); |
| 1346 | |
| 1347 | /* NOTE: some customers have programmed FT232R/FT245R devices |
| 1348 | * with an endpoint size of 0 - not good. In this case, we |
| 1349 | * want to override the endpoint descriptor setting and use a |
| 1350 | * value of 64 for wMaxPacketSize */ |
| 1351 | for (i = 0; i < num_endpoints; i++) { |
| 1352 | dev_info(&udev->dev, "Endpoint %d MaxPacketSize %d\n", i+1, |
| 1353 | interface->cur_altsetting->endpoint[i].desc.wMaxPacketSize); |
| 1354 | ep_desc = &interface->cur_altsetting->endpoint[i].desc; |
| 1355 | if (ep_desc->wMaxPacketSize == 0) { |
| 1356 | ep_desc->wMaxPacketSize = cpu_to_le16(0x40); |
| 1357 | dev_info(&udev->dev, "Overriding wMaxPacketSize on endpoint %d\n", i); |
| 1358 | } |
| 1359 | } |
| 1360 | |
| 1361 | /* set max packet size based on descriptor */ |
| 1362 | priv->max_packet_size = ep_desc->wMaxPacketSize; |
| 1363 | |
| 1364 | dev_info(&udev->dev, "Setting MaxPacketSize %d\n", priv->max_packet_size); |
| 1365 | } |
| 1366 | |
| 1367 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1368 | /* |
| 1369 | * *************************************************************************** |
| 1370 | * Sysfs Attribute |
| 1371 | * *************************************************************************** |
| 1372 | */ |
| 1373 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1374 | static ssize_t show_latency_timer(struct device *dev, |
| 1375 | struct device_attribute *attr, char *buf) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1376 | { |
| 1377 | struct usb_serial_port *port = to_usb_serial_port(dev); |
| 1378 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
Alan Cox | 557aaa7 | 2009-06-11 13:55:34 +0100 | [diff] [blame] | 1379 | if (priv->flags & ASYNC_LOW_LATENCY) |
| 1380 | return sprintf(buf, "1\n"); |
| 1381 | else |
| 1382 | return sprintf(buf, "%i\n", priv->latency); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1383 | } |
| 1384 | |
Alan Cox | 557aaa7 | 2009-06-11 13:55:34 +0100 | [diff] [blame] | 1385 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1386 | /* Write a new value of the latency timer, in units of milliseconds. */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1387 | static ssize_t store_latency_timer(struct device *dev, |
| 1388 | struct device_attribute *attr, const char *valbuf, |
| 1389 | size_t count) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1390 | { |
| 1391 | struct usb_serial_port *port = to_usb_serial_port(dev); |
| 1392 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1393 | int v = simple_strtoul(valbuf, NULL, 10); |
| 1394 | int rv = 0; |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1395 | |
Alan Cox | 557aaa7 | 2009-06-11 13:55:34 +0100 | [diff] [blame] | 1396 | priv->latency = v; |
| 1397 | rv = write_latency_timer(port); |
| 1398 | if (rv < 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1399 | return -EIO; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1400 | return count; |
| 1401 | } |
| 1402 | |
| 1403 | /* Write an event character directly to the FTDI register. The ASCII |
| 1404 | 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] | 1405 | static ssize_t store_event_char(struct device *dev, |
| 1406 | struct device_attribute *attr, const char *valbuf, size_t count) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1407 | { |
| 1408 | struct usb_serial_port *port = to_usb_serial_port(dev); |
| 1409 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1410 | struct usb_device *udev = port->serial->dev; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1411 | char buf[1]; |
| 1412 | int v = simple_strtoul(valbuf, NULL, 10); |
| 1413 | int rv = 0; |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1414 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1415 | dbg("%s: setting event char = %i", __func__, v); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1416 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1417 | rv = usb_control_msg(udev, |
| 1418 | usb_sndctrlpipe(udev, 0), |
| 1419 | FTDI_SIO_SET_EVENT_CHAR_REQUEST, |
| 1420 | FTDI_SIO_SET_EVENT_CHAR_REQUEST_TYPE, |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1421 | v, priv->interface, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1422 | buf, 0, WDR_TIMEOUT); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1423 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1424 | if (rv < 0) { |
| 1425 | dbg("Unable to write event character: %i", rv); |
| 1426 | return -EIO; |
| 1427 | } |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1428 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1429 | return count; |
| 1430 | } |
| 1431 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1432 | static DEVICE_ATTR(latency_timer, S_IWUSR | S_IRUGO, show_latency_timer, |
| 1433 | store_latency_timer); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1434 | static DEVICE_ATTR(event_char, S_IWUSR, NULL, store_event_char); |
| 1435 | |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1436 | static int create_sysfs_attrs(struct usb_serial_port *port) |
Greg Kroah-Hartman | 13f4db9 | 2006-08-28 11:43:25 -0700 | [diff] [blame] | 1437 | { |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1438 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
Greg Kroah-Hartman | 13f4db9 | 2006-08-28 11:43:25 -0700 | [diff] [blame] | 1439 | int retval = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1440 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1441 | dbg("%s", __func__); |
Greg Kroah-Hartman | 13f4db9 | 2006-08-28 11:43:25 -0700 | [diff] [blame] | 1442 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1443 | /* XXX I've no idea if the original SIO supports the event_char |
| 1444 | * sysfs parameter, so I'm playing it safe. */ |
| 1445 | if (priv->chip_type != SIO) { |
| 1446 | dbg("sysfs attributes for %s", ftdi_chip_name[priv->chip_type]); |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1447 | retval = device_create_file(&port->dev, &dev_attr_event_char); |
Greg Kroah-Hartman | 13f4db9 | 2006-08-28 11:43:25 -0700 | [diff] [blame] | 1448 | if ((!retval) && |
Stepan Moskovchenko | 97cd49e | 2007-05-09 14:53:04 -0400 | [diff] [blame] | 1449 | (priv->chip_type == FT232BM || |
| 1450 | priv->chip_type == FT2232C || |
Mark Adamson | 094c2e6 | 2009-04-09 15:03:09 +0100 | [diff] [blame] | 1451 | priv->chip_type == FT232RL || |
| 1452 | priv->chip_type == FT2232H || |
| 1453 | priv->chip_type == FT4232H)) { |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1454 | retval = device_create_file(&port->dev, |
Greg Kroah-Hartman | 13f4db9 | 2006-08-28 11:43:25 -0700 | [diff] [blame] | 1455 | &dev_attr_latency_timer); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1456 | } |
| 1457 | } |
Greg Kroah-Hartman | 13f4db9 | 2006-08-28 11:43:25 -0700 | [diff] [blame] | 1458 | return retval; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1459 | } |
| 1460 | |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1461 | static void remove_sysfs_attrs(struct usb_serial_port *port) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1462 | { |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1463 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1464 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1465 | dbg("%s", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1466 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1467 | /* XXX see create_sysfs_attrs */ |
| 1468 | if (priv->chip_type != SIO) { |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1469 | device_remove_file(&port->dev, &dev_attr_event_char); |
Andrew M. Bishop | ed6e528 | 2007-08-21 19:08:56 +0100 | [diff] [blame] | 1470 | if (priv->chip_type == FT232BM || |
| 1471 | priv->chip_type == FT2232C || |
Mark Adamson | 094c2e6 | 2009-04-09 15:03:09 +0100 | [diff] [blame] | 1472 | priv->chip_type == FT232RL || |
| 1473 | priv->chip_type == FT2232H || |
| 1474 | priv->chip_type == FT4232H) { |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1475 | device_remove_file(&port->dev, &dev_attr_latency_timer); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1476 | } |
| 1477 | } |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1478 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1479 | } |
| 1480 | |
| 1481 | /* |
| 1482 | * *************************************************************************** |
| 1483 | * FTDI driver specific functions |
| 1484 | * *************************************************************************** |
| 1485 | */ |
| 1486 | |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1487 | /* Probe function to check for special devices */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1488 | static int ftdi_sio_probe(struct usb_serial *serial, |
| 1489 | const struct usb_device_id *id) |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1490 | { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1491 | struct ftdi_sio_quirk *quirk = |
| 1492 | (struct ftdi_sio_quirk *)id->driver_info; |
Tony Lindgren | fa91d43 | 2007-05-04 18:23:24 -0700 | [diff] [blame] | 1493 | |
| 1494 | if (quirk && quirk->probe) { |
| 1495 | int ret = quirk->probe(serial); |
| 1496 | if (ret != 0) |
| 1497 | return ret; |
| 1498 | } |
| 1499 | |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1500 | usb_set_serial_data(serial, (void *)id->driver_info); |
| 1501 | |
Tony Lindgren | fa91d43 | 2007-05-04 18:23:24 -0700 | [diff] [blame] | 1502 | return 0; |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1503 | } |
| 1504 | |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1505 | static int ftdi_sio_port_probe(struct usb_serial_port *port) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1506 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1507 | struct ftdi_private *priv; |
Oliver Neukum | 0ffbbe2 | 2007-07-09 12:03:08 -0700 | [diff] [blame] | 1508 | struct ftdi_sio_quirk *quirk = usb_get_serial_data(port->serial); |
| 1509 | |
Greg Kroah-Hartman | 13f4db9 | 2006-08-28 11:43:25 -0700 | [diff] [blame] | 1510 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1511 | dbg("%s", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1512 | |
Eric Sesterhenn | 80b6ca4 | 2006-02-27 21:29:43 +0100 | [diff] [blame] | 1513 | priv = kzalloc(sizeof(struct ftdi_private), GFP_KERNEL); |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1514 | if (!priv) { |
Greg Kroah-Hartman | 194343d | 2008-08-20 16:56:34 -0700 | [diff] [blame] | 1515 | dev_err(&port->dev, "%s- kmalloc(%Zd) failed.\n", __func__, |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1516 | sizeof(struct ftdi_private)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1517 | return -ENOMEM; |
| 1518 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1519 | |
Alan Stern | c45d632 | 2009-04-30 10:06:19 -0400 | [diff] [blame] | 1520 | kref_init(&priv->kref); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1521 | spin_lock_init(&priv->rx_lock); |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1522 | spin_lock_init(&priv->tx_lock); |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1523 | init_waitqueue_head(&priv->delta_msr_wait); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1524 | /* This will push the characters through immediately rather |
| 1525 | than queue a task to deliver them */ |
| 1526 | priv->flags = ASYNC_LOW_LATENCY; |
| 1527 | |
Oliver Neukum | 0ffbbe2 | 2007-07-09 12:03:08 -0700 | [diff] [blame] | 1528 | if (quirk && quirk->port_probe) |
| 1529 | quirk->port_probe(priv); |
| 1530 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1531 | /* Increase the size of read buffers */ |
Jesper Juhl | 1bc3c9e | 2005-04-18 17:39:34 -0700 | [diff] [blame] | 1532 | kfree(port->bulk_in_buffer); |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1533 | port->bulk_in_buffer = kmalloc(BUFSZ, GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1534 | if (!port->bulk_in_buffer) { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1535 | kfree(priv); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1536 | return -ENOMEM; |
| 1537 | } |
| 1538 | if (port->read_urb) { |
| 1539 | port->read_urb->transfer_buffer = port->bulk_in_buffer; |
| 1540 | port->read_urb->transfer_buffer_length = BUFSZ; |
| 1541 | } |
| 1542 | |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 1543 | INIT_DELAYED_WORK(&priv->rx_work, ftdi_process_read); |
| 1544 | priv->port = port; |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 1545 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1546 | /* Free port's existing write urb and transfer buffer. */ |
| 1547 | if (port->write_urb) { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1548 | usb_free_urb(port->write_urb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1549 | port->write_urb = NULL; |
| 1550 | } |
Jesper Juhl | 1bc3c9e | 2005-04-18 17:39:34 -0700 | [diff] [blame] | 1551 | kfree(port->bulk_out_buffer); |
| 1552 | port->bulk_out_buffer = NULL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1553 | |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1554 | usb_set_serial_port_data(port, priv); |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1555 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1556 | ftdi_determine_type(port); |
Mark Adamson | 895f28b | 2009-05-01 11:48:45 +0100 | [diff] [blame] | 1557 | ftdi_set_max_packet_size(port); |
Alan Cox | 557aaa7 | 2009-06-11 13:55:34 +0100 | [diff] [blame] | 1558 | read_latency_timer(port); |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1559 | create_sysfs_attrs(port); |
| 1560 | return 0; |
| 1561 | } |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1562 | |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1563 | /* Setup for the USB-UIRT device, which requires hardwired |
| 1564 | * baudrate (38400 gets mapped to 312500) */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1565 | /* Called from usbserial:serial_probe */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1566 | static void ftdi_USB_UIRT_setup(struct ftdi_private *priv) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1567 | { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1568 | dbg("%s", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1569 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1570 | priv->flags |= ASYNC_SPD_CUST; |
| 1571 | priv->custom_divisor = 77; |
Alan Cox | 669a6db | 2007-10-18 01:24:24 -0700 | [diff] [blame] | 1572 | priv->force_baud = 38400; |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1573 | } /* ftdi_USB_UIRT_setup */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1574 | |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1575 | /* Setup for the HE-TIRA1 device, which requires hardwired |
| 1576 | * baudrate (38400 gets mapped to 100000) and RTS-CTS enabled. */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1577 | |
| 1578 | static void ftdi_HE_TIRA1_setup(struct ftdi_private *priv) |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1579 | { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1580 | dbg("%s", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1581 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1582 | priv->flags |= ASYNC_SPD_CUST; |
| 1583 | priv->custom_divisor = 240; |
Alan Cox | 669a6db | 2007-10-18 01:24:24 -0700 | [diff] [blame] | 1584 | priv->force_baud = 38400; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1585 | priv->force_rtscts = 1; |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 1586 | } /* ftdi_HE_TIRA1_setup */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1587 | |
Tony Lindgren | fa91d43 | 2007-05-04 18:23:24 -0700 | [diff] [blame] | 1588 | /* |
Martin Geleynse | b760dac | 2009-07-02 13:10:35 -0400 | [diff] [blame] | 1589 | * Module parameter to control latency timer for NDI FTDI-based USB devices. |
| 1590 | * If this value is not set in modprobe.conf.local its value will be set to 1ms. |
| 1591 | */ |
| 1592 | static int ndi_latency_timer = 1; |
| 1593 | |
| 1594 | /* Setup for the NDI FTDI-based USB devices, which requires hardwired |
| 1595 | * baudrate (19200 gets mapped to 1200000). |
| 1596 | * |
| 1597 | * Called from usbserial:serial_probe. |
| 1598 | */ |
| 1599 | static int ftdi_NDI_device_setup(struct usb_serial *serial) |
| 1600 | { |
| 1601 | struct usb_device *udev = serial->dev; |
| 1602 | int latency = ndi_latency_timer; |
| 1603 | int rv = 0; |
| 1604 | char buf[1]; |
| 1605 | |
| 1606 | if (latency == 0) |
| 1607 | latency = 1; |
| 1608 | if (latency > 99) |
| 1609 | latency = 99; |
| 1610 | |
| 1611 | dbg("%s setting NDI device latency to %d", __func__, latency); |
| 1612 | dev_info(&udev->dev, "NDI device with a latency value of %d", latency); |
| 1613 | |
| 1614 | rv = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), |
| 1615 | FTDI_SIO_SET_LATENCY_TIMER_REQUEST, |
| 1616 | FTDI_SIO_SET_LATENCY_TIMER_REQUEST_TYPE, |
| 1617 | latency, 0, buf, 0, WDR_TIMEOUT); |
| 1618 | return 0; |
| 1619 | } |
| 1620 | |
| 1621 | /* |
Harald Welte | 2073434 | 2008-01-01 15:08:35 +0100 | [diff] [blame] | 1622 | * First port on JTAG adaptors such as Olimex arm-usb-ocd or the FIC/OpenMoko |
| 1623 | * Neo1973 Debug Board is reserved for JTAG interface and can be accessed from |
| 1624 | * userspace using openocd. |
Tony Lindgren | fa91d43 | 2007-05-04 18:23:24 -0700 | [diff] [blame] | 1625 | */ |
Harald Welte | 2073434 | 2008-01-01 15:08:35 +0100 | [diff] [blame] | 1626 | static int ftdi_jtag_probe(struct usb_serial *serial) |
Tony Lindgren | fa91d43 | 2007-05-04 18:23:24 -0700 | [diff] [blame] | 1627 | { |
| 1628 | struct usb_device *udev = serial->dev; |
| 1629 | struct usb_interface *interface = serial->interface; |
| 1630 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1631 | dbg("%s", __func__); |
Tony Lindgren | fa91d43 | 2007-05-04 18:23:24 -0700 | [diff] [blame] | 1632 | |
| 1633 | if (interface == udev->actconfig->interface[0]) { |
Greg Kroah-Hartman | c197a8d | 2008-08-18 13:21:04 -0700 | [diff] [blame] | 1634 | dev_info(&udev->dev, |
| 1635 | "Ignoring serial port reserved for JTAG\n"); |
Tony Lindgren | fa91d43 | 2007-05-04 18:23:24 -0700 | [diff] [blame] | 1636 | return -ENODEV; |
| 1637 | } |
| 1638 | |
| 1639 | return 0; |
| 1640 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1641 | |
Kevin Vance | 546d7ee | 2008-03-01 13:49:59 -0500 | [diff] [blame] | 1642 | /* |
| 1643 | * The Matrix Orbital VK204-25-USB has an invalid IN endpoint. |
| 1644 | * We have to correct it if we want to read from it. |
| 1645 | */ |
| 1646 | static int ftdi_mtxorb_hack_setup(struct usb_serial *serial) |
| 1647 | { |
| 1648 | struct usb_host_endpoint *ep = serial->dev->ep_in[1]; |
| 1649 | struct usb_endpoint_descriptor *ep_desc = &ep->desc; |
| 1650 | |
| 1651 | if (ep->enabled && ep_desc->wMaxPacketSize == 0) { |
Al Viro | fd05e72 | 2008-04-28 07:00:16 +0100 | [diff] [blame] | 1652 | ep_desc->wMaxPacketSize = cpu_to_le16(0x40); |
Greg Kroah-Hartman | c197a8d | 2008-08-18 13:21:04 -0700 | [diff] [blame] | 1653 | dev_info(&serial->dev->dev, |
| 1654 | "Fixing invalid wMaxPacketSize on read pipe\n"); |
Kevin Vance | 546d7ee | 2008-03-01 13:49:59 -0500 | [diff] [blame] | 1655 | } |
| 1656 | |
| 1657 | return 0; |
| 1658 | } |
| 1659 | |
Alan Stern | c45d632 | 2009-04-30 10:06:19 -0400 | [diff] [blame] | 1660 | static void ftdi_sio_priv_release(struct kref *k) |
| 1661 | { |
| 1662 | struct ftdi_private *priv = container_of(k, struct ftdi_private, kref); |
| 1663 | |
| 1664 | kfree(priv); |
| 1665 | } |
| 1666 | |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1667 | static int ftdi_sio_port_remove(struct usb_serial_port *port) |
| 1668 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1669 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 1670 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1671 | dbg("%s", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1672 | |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1673 | remove_sysfs_attrs(port); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1674 | |
David Woodhouse | 8019319 | 2009-05-18 13:07:35 +0100 | [diff] [blame] | 1675 | kref_put(&priv->kref, ftdi_sio_priv_release); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1676 | |
Jim Radford | 12bdbe0 | 2007-02-28 10:10:50 -0800 | [diff] [blame] | 1677 | return 0; |
| 1678 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1679 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1680 | static int ftdi_open(struct tty_struct *tty, |
| 1681 | struct usb_serial_port *port, struct file *filp) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1682 | { /* ftdi_open */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1683 | struct usb_device *dev = port->serial->dev; |
| 1684 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 1685 | unsigned long flags; |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1686 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1687 | int result = 0; |
| 1688 | char buf[1]; /* Needed for the usb_control_msg I think */ |
| 1689 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1690 | dbg("%s", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1691 | |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1692 | spin_lock_irqsave(&priv->tx_lock, flags); |
| 1693 | priv->tx_bytes = 0; |
| 1694 | spin_unlock_irqrestore(&priv->tx_lock, flags); |
| 1695 | spin_lock_irqsave(&priv->rx_lock, flags); |
| 1696 | priv->rx_bytes = 0; |
| 1697 | spin_unlock_irqrestore(&priv->rx_lock, flags); |
| 1698 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1699 | if (tty) |
| 1700 | tty->low_latency = (priv->flags & ASYNC_LOW_LATENCY) ? 1 : 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1701 | |
Alan Cox | 557aaa7 | 2009-06-11 13:55:34 +0100 | [diff] [blame] | 1702 | write_latency_timer(port); |
| 1703 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1704 | /* No error checking for this (will get errors later anyway) */ |
| 1705 | /* See ftdi_sio.h for description of what is reset */ |
| 1706 | usb_control_msg(dev, usb_sndctrlpipe(dev, 0), |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1707 | FTDI_SIO_RESET_REQUEST, FTDI_SIO_RESET_REQUEST_TYPE, |
| 1708 | FTDI_SIO_RESET_SIO, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1709 | priv->interface, buf, 0, WDR_TIMEOUT); |
| 1710 | |
| 1711 | /* Termios defaults are set by usb_serial_init. We don't change |
Nick Andrew | c4f0124 | 2008-12-05 16:34:46 +0000 | [diff] [blame] | 1712 | port->tty->termios - this would lose speed settings, etc. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1713 | This is same behaviour as serial.c/rs_open() - Kuba */ |
| 1714 | |
| 1715 | /* ftdi_set_termios will send usb control messages */ |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1716 | if (tty) |
| 1717 | ftdi_set_termios(tty, port, tty->termios); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1718 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1719 | /* Not throttled */ |
| 1720 | spin_lock_irqsave(&priv->rx_lock, flags); |
| 1721 | priv->rx_flags &= ~(THROTTLED | ACTUALLY_THROTTLED); |
| 1722 | spin_unlock_irqrestore(&priv->rx_lock, flags); |
| 1723 | |
| 1724 | /* Start reading from the device */ |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 1725 | priv->rx_processed = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1726 | usb_fill_bulk_urb(port->read_urb, dev, |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1727 | usb_rcvbulkpipe(dev, port->bulk_in_endpointAddress), |
| 1728 | port->read_urb->transfer_buffer, |
| 1729 | port->read_urb->transfer_buffer_length, |
| 1730 | ftdi_read_bulk_callback, port); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1731 | result = usb_submit_urb(port->read_urb, GFP_KERNEL); |
| 1732 | if (result) |
Greg Kroah-Hartman | 194343d | 2008-08-20 16:56:34 -0700 | [diff] [blame] | 1733 | dev_err(&port->dev, |
| 1734 | "%s - failed submitting read urb, error %d\n", |
| 1735 | __func__, result); |
Alan Stern | c45d632 | 2009-04-30 10:06:19 -0400 | [diff] [blame] | 1736 | else |
| 1737 | kref_get(&priv->kref); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1738 | |
| 1739 | return result; |
| 1740 | } /* ftdi_open */ |
| 1741 | |
| 1742 | |
Alan Cox | 335f851 | 2009-06-11 12:26:29 +0100 | [diff] [blame] | 1743 | static void ftdi_dtr_rts(struct usb_serial_port *port, int on) |
| 1744 | { |
| 1745 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 1746 | char buf[1]; |
| 1747 | |
| 1748 | mutex_lock(&port->serial->disc_mutex); |
| 1749 | if (!port->serial->disconnected) { |
| 1750 | /* Disable flow control */ |
| 1751 | if (!on && usb_control_msg(port->serial->dev, |
| 1752 | usb_sndctrlpipe(port->serial->dev, 0), |
| 1753 | FTDI_SIO_SET_FLOW_CTRL_REQUEST, |
| 1754 | FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE, |
| 1755 | 0, priv->interface, buf, 0, |
| 1756 | WDR_TIMEOUT) < 0) { |
| 1757 | dev_err(&port->dev, "error from flowcontrol urb\n"); |
| 1758 | } |
| 1759 | /* drop RTS and DTR */ |
| 1760 | if (on) |
| 1761 | set_mctrl(port, TIOCM_DTR | TIOCM_RTS); |
| 1762 | else |
| 1763 | clear_mctrl(port, TIOCM_DTR | TIOCM_RTS); |
| 1764 | } |
| 1765 | mutex_unlock(&port->serial->disc_mutex); |
| 1766 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1767 | |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1768 | /* |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1769 | * usbserial:__serial_close only calls ftdi_close if the point is open |
| 1770 | * |
| 1771 | * This only gets called when it is the last close |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1772 | * |
| 1773 | * |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1774 | */ |
| 1775 | |
Alan Cox | 335f851 | 2009-06-11 12:26:29 +0100 | [diff] [blame] | 1776 | static void ftdi_close(struct usb_serial_port *port) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1777 | { /* ftdi_close */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1778 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1779 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1780 | dbg("%s", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1781 | |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 1782 | |
| 1783 | /* cancel any scheduled reading */ |
Alan Stern | c45d632 | 2009-04-30 10:06:19 -0400 | [diff] [blame] | 1784 | cancel_delayed_work_sync(&priv->rx_work); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1785 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1786 | /* shutdown our bulk read */ |
Mariusz Kozlowski | 794c944 | 2006-11-08 15:36:25 +0100 | [diff] [blame] | 1787 | usb_kill_urb(port->read_urb); |
Alan Stern | c45d632 | 2009-04-30 10:06:19 -0400 | [diff] [blame] | 1788 | kref_put(&priv->kref, ftdi_sio_priv_release); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1789 | } /* ftdi_close */ |
| 1790 | |
| 1791 | |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1792 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1793 | /* The SIO requires the first byte to have: |
| 1794 | * B0 1 |
| 1795 | * B1 0 |
| 1796 | * B2..7 length of message excluding byte 0 |
| 1797 | * |
| 1798 | * The new devices do not require this byte |
| 1799 | */ |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1800 | 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] | 1801 | const unsigned char *buf, int count) |
| 1802 | { /* ftdi_write */ |
| 1803 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 1804 | struct urb *urb; |
| 1805 | unsigned char *buffer; |
| 1806 | int data_offset ; /* will be 1 for the SIO and 0 otherwise */ |
| 1807 | int status; |
| 1808 | int transfer_size; |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1809 | unsigned long flags; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1810 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1811 | dbg("%s port %d, %d bytes", __func__, port->number, count); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1812 | |
| 1813 | if (count == 0) { |
| 1814 | dbg("write request of 0 bytes"); |
| 1815 | return 0; |
| 1816 | } |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1817 | spin_lock_irqsave(&priv->tx_lock, flags); |
| 1818 | if (priv->tx_outstanding_urbs > URB_UPPER_LIMIT) { |
| 1819 | spin_unlock_irqrestore(&priv->tx_lock, flags); |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1820 | dbg("%s - write limit hit\n", __func__); |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1821 | return 0; |
| 1822 | } |
Oliver Neukum | 62127a5 | 2007-03-23 14:30:16 +0100 | [diff] [blame] | 1823 | priv->tx_outstanding_urbs++; |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1824 | spin_unlock_irqrestore(&priv->tx_lock, flags); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1825 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1826 | data_offset = priv->write_offset; |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1827 | dbg("data_offset set to %d", data_offset); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1828 | |
| 1829 | /* Determine total transfer size */ |
| 1830 | transfer_size = count; |
| 1831 | if (data_offset > 0) { |
| 1832 | /* Original sio needs control bytes too... */ |
| 1833 | transfer_size += (data_offset * |
Mark Adamson | 895f28b | 2009-05-01 11:48:45 +0100 | [diff] [blame] | 1834 | ((count + (priv->max_packet_size - 1 - data_offset)) / |
| 1835 | (priv->max_packet_size - data_offset))); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1836 | } |
| 1837 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1838 | buffer = kmalloc(transfer_size, GFP_ATOMIC); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1839 | if (!buffer) { |
Greg Kroah-Hartman | 194343d | 2008-08-20 16:56:34 -0700 | [diff] [blame] | 1840 | dev_err(&port->dev, |
| 1841 | "%s ran out of kernel memory for urb ...\n", __func__); |
Oliver Neukum | 62127a5 | 2007-03-23 14:30:16 +0100 | [diff] [blame] | 1842 | count = -ENOMEM; |
| 1843 | goto error_no_buffer; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1844 | } |
| 1845 | |
| 1846 | urb = usb_alloc_urb(0, GFP_ATOMIC); |
| 1847 | if (!urb) { |
Greg Kroah-Hartman | 194343d | 2008-08-20 16:56:34 -0700 | [diff] [blame] | 1848 | dev_err(&port->dev, "%s - no more free urbs\n", __func__); |
Oliver Neukum | 62127a5 | 2007-03-23 14:30:16 +0100 | [diff] [blame] | 1849 | count = -ENOMEM; |
| 1850 | goto error_no_urb; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1851 | } |
| 1852 | |
| 1853 | /* Copy data */ |
| 1854 | if (data_offset > 0) { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1855 | /* Original sio requires control byte at start of |
| 1856 | each packet. */ |
Mark Adamson | 895f28b | 2009-05-01 11:48:45 +0100 | [diff] [blame] | 1857 | int user_pktsz = priv->max_packet_size - data_offset; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1858 | int todo = count; |
| 1859 | unsigned char *first_byte = buffer; |
| 1860 | const unsigned char *current_position = buf; |
| 1861 | |
| 1862 | while (todo > 0) { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1863 | if (user_pktsz > todo) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1864 | user_pktsz = todo; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1865 | /* Write the control byte at the front of the packet*/ |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1866 | *first_byte = 1 | ((user_pktsz) << 2); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1867 | /* Copy data for packet */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1868 | memcpy(first_byte + data_offset, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1869 | current_position, user_pktsz); |
| 1870 | first_byte += user_pktsz + data_offset; |
| 1871 | current_position += user_pktsz; |
| 1872 | todo -= user_pktsz; |
| 1873 | } |
| 1874 | } else { |
| 1875 | /* No control byte required. */ |
| 1876 | /* Copy in the data to send */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1877 | memcpy(buffer, buf, count); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1878 | } |
| 1879 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1880 | usb_serial_debug_data(debug, &port->dev, __func__, |
| 1881 | transfer_size, buffer); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1882 | |
| 1883 | /* fill the buffer and send it */ |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1884 | usb_fill_bulk_urb(urb, port->serial->dev, |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1885 | usb_sndbulkpipe(port->serial->dev, |
| 1886 | port->bulk_out_endpointAddress), |
| 1887 | buffer, transfer_size, |
| 1888 | ftdi_write_bulk_callback, port); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1889 | |
| 1890 | status = usb_submit_urb(urb, GFP_ATOMIC); |
| 1891 | if (status) { |
Greg Kroah-Hartman | 194343d | 2008-08-20 16:56:34 -0700 | [diff] [blame] | 1892 | dev_err(&port->dev, |
| 1893 | "%s - failed submitting write urb, error %d\n", |
| 1894 | __func__, status); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1895 | count = status; |
Oliver Neukum | 62127a5 | 2007-03-23 14:30:16 +0100 | [diff] [blame] | 1896 | goto error; |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1897 | } else { |
| 1898 | spin_lock_irqsave(&priv->tx_lock, flags); |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1899 | priv->tx_outstanding_bytes += count; |
| 1900 | priv->tx_bytes += count; |
| 1901 | spin_unlock_irqrestore(&priv->tx_lock, flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1902 | } |
| 1903 | |
| 1904 | /* we are done with this urb, so let the host driver |
| 1905 | * really free it when it is finished with it */ |
Oliver Neukum | 62127a5 | 2007-03-23 14:30:16 +0100 | [diff] [blame] | 1906 | usb_free_urb(urb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1907 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1908 | dbg("%s write returning: %d", __func__, count); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1909 | return count; |
Oliver Neukum | 62127a5 | 2007-03-23 14:30:16 +0100 | [diff] [blame] | 1910 | error: |
| 1911 | usb_free_urb(urb); |
| 1912 | error_no_urb: |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1913 | kfree(buffer); |
Oliver Neukum | 62127a5 | 2007-03-23 14:30:16 +0100 | [diff] [blame] | 1914 | error_no_buffer: |
| 1915 | spin_lock_irqsave(&priv->tx_lock, flags); |
| 1916 | priv->tx_outstanding_urbs--; |
| 1917 | spin_unlock_irqrestore(&priv->tx_lock, flags); |
| 1918 | return count; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1919 | } /* ftdi_write */ |
| 1920 | |
| 1921 | |
| 1922 | /* This function may get called when the device is closed */ |
| 1923 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 1924 | static void ftdi_write_bulk_callback(struct urb *urb) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1925 | { |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1926 | unsigned long flags; |
Ming Lei | cdc9779 | 2008-02-24 18:41:47 +0800 | [diff] [blame] | 1927 | struct usb_serial_port *port = urb->context; |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1928 | struct ftdi_private *priv; |
| 1929 | int data_offset; /* will be 1 for the SIO and 0 otherwise */ |
| 1930 | unsigned long countback; |
Greg Kroah-Hartman | 0fb0aa1 | 2007-06-15 15:44:13 -0700 | [diff] [blame] | 1931 | int status = urb->status; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1932 | |
| 1933 | /* 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] | 1934 | kfree(urb->transfer_buffer); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1935 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1936 | dbg("%s - port %d", __func__, port->number); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 1937 | |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1938 | priv = usb_get_serial_port_data(port); |
| 1939 | if (!priv) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1940 | dbg("%s - bad port private data pointer - exiting", __func__); |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1941 | return; |
| 1942 | } |
| 1943 | /* account for transferred data */ |
| 1944 | countback = urb->actual_length; |
| 1945 | data_offset = priv->write_offset; |
| 1946 | if (data_offset > 0) { |
| 1947 | /* Subtract the control bytes */ |
Mark Adamson | 895f28b | 2009-05-01 11:48:45 +0100 | [diff] [blame] | 1948 | countback -= (data_offset * DIV_ROUND_UP(countback, priv->max_packet_size)); |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1949 | } |
| 1950 | spin_lock_irqsave(&priv->tx_lock, flags); |
| 1951 | --priv->tx_outstanding_urbs; |
| 1952 | priv->tx_outstanding_bytes -= countback; |
| 1953 | spin_unlock_irqrestore(&priv->tx_lock, flags); |
| 1954 | |
Jason Wessel | 87c1edd | 2009-05-11 15:24:08 -0500 | [diff] [blame] | 1955 | if (status) { |
| 1956 | dbg("nonzero write bulk status received: %d", status); |
| 1957 | return; |
| 1958 | } |
| 1959 | |
Pete Zaitcev | cf2c748 | 2006-05-22 21:58:49 -0700 | [diff] [blame] | 1960 | usb_serial_port_softint(port); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1961 | } /* ftdi_write_bulk_callback */ |
| 1962 | |
| 1963 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1964 | static int ftdi_write_room(struct tty_struct *tty) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1965 | { |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1966 | struct usb_serial_port *port = tty->driver_data; |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1967 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 1968 | int room; |
| 1969 | unsigned long flags; |
| 1970 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1971 | dbg("%s - port %d", __func__, port->number); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1972 | |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1973 | spin_lock_irqsave(&priv->tx_lock, flags); |
| 1974 | if (priv->tx_outstanding_urbs < URB_UPPER_LIMIT) { |
| 1975 | /* |
| 1976 | * We really can take anything the user throws at us |
| 1977 | * but let's pick a nice big number to tell the tty |
| 1978 | * layer that we have lots of free space |
| 1979 | */ |
| 1980 | room = 2048; |
| 1981 | } else { |
| 1982 | room = 0; |
| 1983 | } |
| 1984 | spin_unlock_irqrestore(&priv->tx_lock, flags); |
| 1985 | return room; |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1986 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1987 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 1988 | static int ftdi_chars_in_buffer(struct tty_struct *tty) |
| 1989 | { |
| 1990 | struct usb_serial_port *port = tty->driver_data; |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1991 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 1992 | int buffered; |
| 1993 | unsigned long flags; |
| 1994 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 1995 | dbg("%s - port %d", __func__, port->number); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1996 | |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 1997 | spin_lock_irqsave(&priv->tx_lock, flags); |
| 1998 | buffered = (int)priv->tx_outstanding_bytes; |
| 1999 | spin_unlock_irqrestore(&priv->tx_lock, flags); |
| 2000 | if (buffered < 0) { |
Greg Kroah-Hartman | 194343d | 2008-08-20 16:56:34 -0700 | [diff] [blame] | 2001 | dev_err(&port->dev, "%s outstanding tx bytes is negative!\n", |
| 2002 | __func__); |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 2003 | buffered = 0; |
| 2004 | } |
| 2005 | return buffered; |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2006 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2007 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2008 | static void ftdi_read_bulk_callback(struct urb *urb) |
| 2009 | { |
Ming Lei | cdc9779 | 2008-02-24 18:41:47 +0800 | [diff] [blame] | 2010 | struct usb_serial_port *port = urb->context; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2011 | struct tty_struct *tty; |
| 2012 | struct ftdi_private *priv; |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 2013 | unsigned long countread; |
| 2014 | unsigned long flags; |
Greg Kroah-Hartman | 0fb0aa1 | 2007-06-15 15:44:13 -0700 | [diff] [blame] | 2015 | int status = urb->status; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2016 | |
| 2017 | if (urb->number_of_packets > 0) { |
Greg Kroah-Hartman | 194343d | 2008-08-20 16:56:34 -0700 | [diff] [blame] | 2018 | dev_err(&port->dev, "%s transfer_buffer_length %d " |
| 2019 | "actual_length %d number of packets %d\n", __func__, |
| 2020 | urb->transfer_buffer_length, |
| 2021 | urb->actual_length, urb->number_of_packets); |
| 2022 | dev_err(&port->dev, "%s transfer_flags %x\n", __func__, |
| 2023 | urb->transfer_flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2024 | } |
| 2025 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2026 | dbg("%s - port %d", __func__, port->number); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2027 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2028 | if (port->port.count <= 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2029 | return; |
| 2030 | |
Alan Cox | 4a90f09 | 2008-10-13 10:39:46 +0100 | [diff] [blame] | 2031 | tty = tty_port_tty_get(&port->port); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2032 | if (!tty) { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2033 | dbg("%s - bad tty pointer - exiting", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2034 | return; |
| 2035 | } |
| 2036 | |
| 2037 | priv = usb_get_serial_port_data(port); |
| 2038 | if (!priv) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2039 | dbg("%s - bad port private data pointer - exiting", __func__); |
Alan Cox | 4a90f09 | 2008-10-13 10:39:46 +0100 | [diff] [blame] | 2040 | goto out; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2041 | } |
| 2042 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2043 | if (urb != port->read_urb) |
Greg Kroah-Hartman | 194343d | 2008-08-20 16:56:34 -0700 | [diff] [blame] | 2044 | dev_err(&port->dev, "%s - Not my urb!\n", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2045 | |
Greg Kroah-Hartman | 0fb0aa1 | 2007-06-15 15:44:13 -0700 | [diff] [blame] | 2046 | if (status) { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2047 | /* This will happen at close every time so it is a dbg not an |
| 2048 | err */ |
| 2049 | dbg("(this is ok on close) nonzero read bulk status received: %d", status); |
Alan Cox | 4a90f09 | 2008-10-13 10:39:46 +0100 | [diff] [blame] | 2050 | goto out; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2051 | } |
| 2052 | |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 2053 | /* count data bytes, but not status bytes */ |
| 2054 | countread = urb->actual_length; |
Mark Adamson | 895f28b | 2009-05-01 11:48:45 +0100 | [diff] [blame] | 2055 | countread -= 2 * DIV_ROUND_UP(countread, priv->max_packet_size); |
Ian Abbott | 2246540 | 2006-06-26 12:59:17 +0100 | [diff] [blame] | 2056 | spin_lock_irqsave(&priv->rx_lock, flags); |
| 2057 | priv->rx_bytes += countread; |
| 2058 | spin_unlock_irqrestore(&priv->rx_lock, flags); |
| 2059 | |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 2060 | ftdi_process_read(&priv->rx_work.work); |
Alan Cox | 4a90f09 | 2008-10-13 10:39:46 +0100 | [diff] [blame] | 2061 | out: |
| 2062 | tty_kref_put(tty); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2063 | } /* ftdi_read_bulk_callback */ |
| 2064 | |
| 2065 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2066 | static void ftdi_process_read(struct work_struct *work) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2067 | { /* ftdi_process_read */ |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 2068 | struct ftdi_private *priv = |
| 2069 | container_of(work, struct ftdi_private, rx_work.work); |
| 2070 | struct usb_serial_port *port = priv->port; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2071 | struct urb *urb; |
| 2072 | struct tty_struct *tty; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2073 | char error_flag; |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2074 | unsigned char *data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2075 | |
| 2076 | int i; |
| 2077 | int result; |
| 2078 | int need_flip; |
| 2079 | int packet_offset; |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 2080 | unsigned long flags; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2081 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2082 | dbg("%s - port %d", __func__, port->number); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2083 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2084 | if (port->port.count <= 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2085 | return; |
| 2086 | |
Alan Cox | 4a90f09 | 2008-10-13 10:39:46 +0100 | [diff] [blame] | 2087 | tty = tty_port_tty_get(&port->port); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2088 | if (!tty) { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2089 | dbg("%s - bad tty pointer - exiting", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2090 | return; |
| 2091 | } |
| 2092 | |
| 2093 | priv = usb_get_serial_port_data(port); |
| 2094 | if (!priv) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2095 | dbg("%s - bad port private data pointer - exiting", __func__); |
Alan Cox | 4a90f09 | 2008-10-13 10:39:46 +0100 | [diff] [blame] | 2096 | goto out; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2097 | } |
| 2098 | |
| 2099 | urb = port->read_urb; |
| 2100 | if (!urb) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2101 | dbg("%s - bad read_urb pointer - exiting", __func__); |
Alan Cox | 4a90f09 | 2008-10-13 10:39:46 +0100 | [diff] [blame] | 2102 | goto out; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2103 | } |
| 2104 | |
| 2105 | data = urb->transfer_buffer; |
| 2106 | |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 2107 | if (priv->rx_processed) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2108 | dbg("%s - already processed: %d bytes, %d remain", __func__, |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 2109 | priv->rx_processed, |
| 2110 | urb->actual_length - priv->rx_processed); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2111 | } else { |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 2112 | /* The first two bytes of every read packet are status */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2113 | if (urb->actual_length > 2) |
| 2114 | usb_serial_debug_data(debug, &port->dev, __func__, |
| 2115 | urb->actual_length, data); |
| 2116 | else |
| 2117 | dbg("Status only: %03oo %03oo", data[0], data[1]); |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 2118 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2119 | |
| 2120 | |
| 2121 | /* TO DO -- check for hung up line and handle appropriately: */ |
| 2122 | /* send hangup */ |
| 2123 | /* See acm.c - you do a tty_hangup - eg tty_hangup(tty) */ |
| 2124 | /* if CD is dropped and the line is not CLOCAL then we should hangup */ |
| 2125 | |
| 2126 | need_flip = 0; |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2127 | for (packet_offset = priv->rx_processed; |
Mark Adamson | 895f28b | 2009-05-01 11:48:45 +0100 | [diff] [blame] | 2128 | packet_offset < urb->actual_length; packet_offset += priv->max_packet_size) { |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 2129 | int length; |
| 2130 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2131 | /* Compare new line status to the old one, signal if different/ |
| 2132 | N.B. packet may be processed more than once, but differences |
| 2133 | are only processed once. */ |
Julia Lawall | 00185a6 | 2008-12-21 16:41:36 +0100 | [diff] [blame] | 2134 | char new_status = data[packet_offset + 0] & |
| 2135 | FTDI_STATUS_B0_MASK; |
| 2136 | if (new_status != priv->prev_status) { |
| 2137 | priv->diff_status |= |
| 2138 | new_status ^ priv->prev_status; |
| 2139 | wake_up_interruptible(&priv->delta_msr_wait); |
| 2140 | priv->prev_status = new_status; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2141 | } |
| 2142 | |
Mark Adamson | 895f28b | 2009-05-01 11:48:45 +0100 | [diff] [blame] | 2143 | length = min_t(u32, priv->max_packet_size, urb->actual_length-packet_offset)-2; |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 2144 | if (length < 0) { |
Greg Kroah-Hartman | 194343d | 2008-08-20 16:56:34 -0700 | [diff] [blame] | 2145 | dev_err(&port->dev, "%s - bad packet length: %d\n", |
| 2146 | __func__, length+2); |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 2147 | length = 0; |
| 2148 | } |
| 2149 | |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 2150 | if (priv->rx_flags & THROTTLED) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2151 | dbg("%s - throttled", __func__); |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 2152 | break; |
| 2153 | } |
Alan Cox | 33f0f88 | 2006-01-09 20:54:13 -0800 | [diff] [blame] | 2154 | if (tty_buffer_request_room(tty, length) < length) { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2155 | /* break out & wait for throttling/unthrottling to |
| 2156 | happen */ |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2157 | dbg("%s - receive room low", __func__); |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 2158 | break; |
| 2159 | } |
| 2160 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2161 | /* Handle errors and break */ |
| 2162 | error_flag = TTY_NORMAL; |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2163 | /* Although the device uses a bitmask and hence can have |
| 2164 | multiple errors on a packet - the order here sets the |
| 2165 | priority the error is returned to the tty layer */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2166 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2167 | if (data[packet_offset+1] & FTDI_RS_OE) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2168 | error_flag = TTY_OVERRUN; |
| 2169 | dbg("OVERRRUN error"); |
| 2170 | } |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2171 | if (data[packet_offset+1] & FTDI_RS_BI) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2172 | error_flag = TTY_BREAK; |
| 2173 | dbg("BREAK received"); |
Jason Wessel | 72fda3c | 2009-05-11 15:24:10 -0500 | [diff] [blame] | 2174 | usb_serial_handle_break(port); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2175 | } |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2176 | if (data[packet_offset+1] & FTDI_RS_PE) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2177 | error_flag = TTY_PARITY; |
| 2178 | dbg("PARITY error"); |
| 2179 | } |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2180 | if (data[packet_offset+1] & FTDI_RS_FE) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2181 | error_flag = TTY_FRAME; |
| 2182 | dbg("FRAMING error"); |
| 2183 | } |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 2184 | if (length > 0) { |
| 2185 | for (i = 2; i < length+2; i++) { |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2186 | /* Note that the error flag is duplicated for |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2187 | every character received since we don't know |
| 2188 | which character it applied to */ |
Alan Cox | 24a15a6 | 2009-07-09 13:36:22 +0100 | [diff] [blame] | 2189 | if (!usb_serial_handle_sysrq_char(tty, port, |
Jason Wessel | 72fda3c | 2009-05-11 15:24:10 -0500 | [diff] [blame] | 2190 | data[packet_offset + i])) |
| 2191 | tty_insert_flip_char(tty, |
| 2192 | data[packet_offset + i], |
| 2193 | error_flag); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2194 | } |
| 2195 | need_flip = 1; |
| 2196 | } |
| 2197 | |
| 2198 | #ifdef NOT_CORRECT_BUT_KEEPING_IT_FOR_NOW |
| 2199 | /* if a parity error is detected you get status packets forever |
| 2200 | until a character is sent without a parity error. |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2201 | This doesn't work well since the application receives a |
| 2202 | never ending stream of bad data - even though new data |
| 2203 | hasn't been sent. Therefore I (bill) have taken this out. |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2204 | However - this might make sense for framing errors and so on |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2205 | so I am leaving the code in for now. |
| 2206 | */ |
| 2207 | else { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2208 | if (error_flag != TTY_NORMAL) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2209 | dbg("error_flag is not normal"); |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2210 | /* In this case it is just status - if that is |
| 2211 | an error send a bad character */ |
| 2212 | if (tty->flip.count >= TTY_FLIPBUF_SIZE) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2213 | tty_flip_buffer_push(tty); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2214 | tty_insert_flip_char(tty, 0xff, error_flag); |
| 2215 | need_flip = 1; |
| 2216 | } |
| 2217 | } |
| 2218 | #endif |
| 2219 | } /* "for(packet_offset=0..." */ |
| 2220 | |
| 2221 | /* Low latency */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2222 | if (need_flip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2223 | tty_flip_buffer_push(tty); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2224 | |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 2225 | if (packet_offset < urb->actual_length) { |
| 2226 | /* not completely processed - record progress */ |
| 2227 | priv->rx_processed = packet_offset; |
| 2228 | dbg("%s - incomplete, %d bytes processed, %d remain", |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2229 | __func__, packet_offset, |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 2230 | urb->actual_length - packet_offset); |
| 2231 | /* check if we were throttled while processing */ |
| 2232 | spin_lock_irqsave(&priv->rx_lock, flags); |
| 2233 | if (priv->rx_flags & THROTTLED) { |
| 2234 | priv->rx_flags |= ACTUALLY_THROTTLED; |
| 2235 | spin_unlock_irqrestore(&priv->rx_lock, flags); |
| 2236 | dbg("%s - deferring remainder until unthrottled", |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2237 | __func__); |
Jim Paris | a9fec71 | 2009-01-15 13:31:07 +0000 | [diff] [blame] | 2238 | goto out; |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 2239 | } |
| 2240 | spin_unlock_irqrestore(&priv->rx_lock, flags); |
| 2241 | /* if the port is closed stop trying to read */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2242 | if (port->port.count > 0) |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 2243 | /* delay processing of remainder */ |
| 2244 | schedule_delayed_work(&priv->rx_work, 1); |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2245 | else |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2246 | dbg("%s - port is closed", __func__); |
Alan Cox | 4a90f09 | 2008-10-13 10:39:46 +0100 | [diff] [blame] | 2247 | goto out; |
Ian Abbott | 76854ce | 2005-06-02 10:34:11 +0100 | [diff] [blame] | 2248 | } |
| 2249 | |
| 2250 | /* urb is completely processed */ |
| 2251 | priv->rx_processed = 0; |
| 2252 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2253 | /* if the port is closed stop trying to read */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2254 | if (port->port.count > 0) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2255 | /* Continue trying to always read */ |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2256 | usb_fill_bulk_urb(port->read_urb, port->serial->dev, |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2257 | usb_rcvbulkpipe(port->serial->dev, |
| 2258 | port->bulk_in_endpointAddress), |
| 2259 | port->read_urb->transfer_buffer, |
| 2260 | port->read_urb->transfer_buffer_length, |
| 2261 | ftdi_read_bulk_callback, port); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2262 | |
| 2263 | result = usb_submit_urb(port->read_urb, GFP_ATOMIC); |
| 2264 | if (result) |
Greg Kroah-Hartman | 194343d | 2008-08-20 16:56:34 -0700 | [diff] [blame] | 2265 | dev_err(&port->dev, |
| 2266 | "%s - failed resubmitting read urb, error %d\n", |
| 2267 | __func__, result); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2268 | } |
Alan Cox | 4a90f09 | 2008-10-13 10:39:46 +0100 | [diff] [blame] | 2269 | out: |
| 2270 | tty_kref_put(tty); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2271 | } /* ftdi_process_read */ |
| 2272 | |
| 2273 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2274 | static void ftdi_break_ctl(struct tty_struct *tty, int break_state) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2275 | { |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2276 | struct usb_serial_port *port = tty->driver_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2277 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2278 | __u16 urb_value = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2279 | char buf[1]; |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2280 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2281 | /* break_state = -1 to turn on break, and 0 to turn off break */ |
| 2282 | /* see drivers/char/tty_io.c to see it used */ |
| 2283 | /* last_set_data_urb_value NEVER has the break bit set in it */ |
| 2284 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2285 | if (break_state) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2286 | urb_value = priv->last_set_data_urb_value | FTDI_SIO_SET_BREAK; |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2287 | else |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2288 | urb_value = priv->last_set_data_urb_value; |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2289 | |
| 2290 | if (usb_control_msg(port->serial->dev, |
| 2291 | usb_sndctrlpipe(port->serial->dev, 0), |
| 2292 | FTDI_SIO_SET_DATA_REQUEST, |
| 2293 | FTDI_SIO_SET_DATA_REQUEST_TYPE, |
| 2294 | urb_value , priv->interface, |
| 2295 | buf, 0, WDR_TIMEOUT) < 0) { |
Greg Kroah-Hartman | 194343d | 2008-08-20 16:56:34 -0700 | [diff] [blame] | 2296 | dev_err(&port->dev, "%s FAILED to enable/disable break state " |
| 2297 | "(state was %d)\n", __func__, break_state); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2298 | } |
| 2299 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2300 | dbg("%s break state is %d - urb is %d", __func__, |
| 2301 | break_state, urb_value); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2302 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2303 | } |
| 2304 | |
| 2305 | |
| 2306 | /* old_termios contains the original termios settings and tty->termios contains |
| 2307 | * the new setting to be used |
| 2308 | * WARNING: set_termios calls this with old_termios in kernel space |
| 2309 | */ |
| 2310 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2311 | static void ftdi_set_termios(struct tty_struct *tty, |
| 2312 | struct usb_serial_port *port, struct ktermios *old_termios) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2313 | { /* ftdi_termios */ |
| 2314 | struct usb_device *dev = port->serial->dev; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2315 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2316 | struct ktermios *termios = tty->termios; |
Alan Cox | 669a6db | 2007-10-18 01:24:24 -0700 | [diff] [blame] | 2317 | unsigned int cflag = termios->c_cflag; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2318 | __u16 urb_value; /* will hold the new flags */ |
| 2319 | char buf[1]; /* Perhaps I should dynamically alloc this? */ |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2320 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2321 | /* Added for xon/xoff support */ |
Alan Cox | 669a6db | 2007-10-18 01:24:24 -0700 | [diff] [blame] | 2322 | unsigned int iflag = termios->c_iflag; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2323 | unsigned char vstop; |
| 2324 | unsigned char vstart; |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2325 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2326 | dbg("%s", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2327 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2328 | /* Force baud rate if this device requires it, unless it is set to |
| 2329 | B0. */ |
Alan Cox | 669a6db | 2007-10-18 01:24:24 -0700 | [diff] [blame] | 2330 | if (priv->force_baud && ((termios->c_cflag & CBAUD) != B0)) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2331 | dbg("%s: forcing baud rate for this device", __func__); |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2332 | tty_encode_baud_rate(tty, priv->force_baud, |
Andrew Morton | bd5e47c | 2007-10-18 01:24:25 -0700 | [diff] [blame] | 2333 | priv->force_baud); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2334 | } |
| 2335 | |
| 2336 | /* Force RTS-CTS if this device requires it. */ |
| 2337 | if (priv->force_rtscts) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2338 | dbg("%s: forcing rtscts for this device", __func__); |
Alan Cox | 669a6db | 2007-10-18 01:24:24 -0700 | [diff] [blame] | 2339 | termios->c_cflag |= CRTSCTS; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2340 | } |
| 2341 | |
Alan Cox | 669a6db | 2007-10-18 01:24:24 -0700 | [diff] [blame] | 2342 | cflag = termios->c_cflag; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2343 | |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2344 | /* FIXME -For this cut I don't care if the line is really changing or |
| 2345 | not - so just do the change regardless - should be able to |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2346 | compare old_termios and tty->termios */ |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2347 | /* NOTE These routines can get interrupted by |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2348 | ftdi_sio_read_bulk_callback - need to examine what this means - |
| 2349 | don't see any problems yet */ |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2350 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2351 | /* Set number of data bits, parity, stop bits */ |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2352 | |
Alan Cox | 669a6db | 2007-10-18 01:24:24 -0700 | [diff] [blame] | 2353 | termios->c_cflag &= ~CMSPAR; |
| 2354 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2355 | urb_value = 0; |
| 2356 | urb_value |= (cflag & CSTOPB ? FTDI_SIO_SET_DATA_STOP_BITS_2 : |
| 2357 | FTDI_SIO_SET_DATA_STOP_BITS_1); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2358 | urb_value |= (cflag & PARENB ? |
| 2359 | (cflag & PARODD ? FTDI_SIO_SET_DATA_PARITY_ODD : |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2360 | FTDI_SIO_SET_DATA_PARITY_EVEN) : |
| 2361 | FTDI_SIO_SET_DATA_PARITY_NONE); |
| 2362 | if (cflag & CSIZE) { |
| 2363 | switch (cflag & CSIZE) { |
| 2364 | case CS5: urb_value |= 5; dbg("Setting CS5"); break; |
| 2365 | case CS6: urb_value |= 6; dbg("Setting CS6"); break; |
| 2366 | case CS7: urb_value |= 7; dbg("Setting CS7"); break; |
| 2367 | case CS8: urb_value |= 8; dbg("Setting CS8"); break; |
| 2368 | default: |
Greg Kroah-Hartman | 194343d | 2008-08-20 16:56:34 -0700 | [diff] [blame] | 2369 | dev_err(&port->dev, "CSIZE was set but not CS5-CS8\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2370 | } |
| 2371 | } |
| 2372 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2373 | /* This is needed by the break command since it uses the same command |
| 2374 | - but is or'ed with this value */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2375 | priv->last_set_data_urb_value = urb_value; |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2376 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2377 | if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0), |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2378 | FTDI_SIO_SET_DATA_REQUEST, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2379 | FTDI_SIO_SET_DATA_REQUEST_TYPE, |
| 2380 | urb_value , priv->interface, |
Ian Abbott | 279e154 | 2005-07-29 12:16:52 -0700 | [diff] [blame] | 2381 | buf, 0, WDR_SHORT_TIMEOUT) < 0) { |
Greg Kroah-Hartman | 194343d | 2008-08-20 16:56:34 -0700 | [diff] [blame] | 2382 | dev_err(&port->dev, "%s FAILED to set " |
| 2383 | "databits/stopbits/parity\n", __func__); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2384 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2385 | |
| 2386 | /* Now do the baudrate */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2387 | if ((cflag & CBAUD) == B0) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2388 | /* Disable flow control */ |
| 2389 | if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0), |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2390 | FTDI_SIO_SET_FLOW_CTRL_REQUEST, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2391 | FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE, |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2392 | 0, priv->interface, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2393 | buf, 0, WDR_TIMEOUT) < 0) { |
Greg Kroah-Hartman | 194343d | 2008-08-20 16:56:34 -0700 | [diff] [blame] | 2394 | dev_err(&port->dev, |
| 2395 | "%s error from disable flowcontrol urb\n", |
| 2396 | __func__); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2397 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2398 | /* Drop RTS and DTR */ |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 2399 | clear_mctrl(port, TIOCM_DTR | TIOCM_RTS); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2400 | } else { |
| 2401 | /* set the baudrate determined before */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2402 | if (change_speed(tty, port)) |
Greg Kroah-Hartman | 194343d | 2008-08-20 16:56:34 -0700 | [diff] [blame] | 2403 | dev_err(&port->dev, "%s urb failed to set baudrate\n", |
| 2404 | __func__); |
Peter Favrholdt | 72a755f | 2005-09-22 00:48:49 -0700 | [diff] [blame] | 2405 | /* Ensure RTS and DTR are raised when baudrate changed from 0 */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2406 | if (!old_termios || (old_termios->c_cflag & CBAUD) == B0) |
Peter Favrholdt | 72a755f | 2005-09-22 00:48:49 -0700 | [diff] [blame] | 2407 | set_mctrl(port, TIOCM_DTR | TIOCM_RTS); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2408 | } |
| 2409 | |
| 2410 | /* Set flow control */ |
| 2411 | /* Note device also supports DTR/CD (ugh) and Xon/Xoff in hardware */ |
| 2412 | if (cflag & CRTSCTS) { |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2413 | dbg("%s Setting to CRTSCTS flow control", __func__); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2414 | if (usb_control_msg(dev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2415 | usb_sndctrlpipe(dev, 0), |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2416 | FTDI_SIO_SET_FLOW_CTRL_REQUEST, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2417 | FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE, |
| 2418 | 0 , (FTDI_SIO_RTS_CTS_HS | priv->interface), |
| 2419 | buf, 0, WDR_TIMEOUT) < 0) { |
Greg Kroah-Hartman | 194343d | 2008-08-20 16:56:34 -0700 | [diff] [blame] | 2420 | dev_err(&port->dev, |
| 2421 | "urb failed to set to rts/cts flow control\n"); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2422 | } |
| 2423 | |
| 2424 | } else { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2425 | /* |
| 2426 | * Xon/Xoff code |
| 2427 | * |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2428 | * Check the IXOFF status in the iflag component of the |
| 2429 | * termios structure. If IXOFF is not set, the pre-xon/xoff |
| 2430 | * code is executed. |
| 2431 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2432 | if (iflag & IXOFF) { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2433 | dbg("%s request to enable xonxoff iflag=%04x", |
| 2434 | __func__, iflag); |
| 2435 | /* Try to enable the XON/XOFF on the ftdi_sio |
| 2436 | * Set the vstart and vstop -- could have been done up |
| 2437 | * above where a lot of other dereferencing is done but |
| 2438 | * that would be very inefficient as vstart and vstop |
| 2439 | * are not always needed. |
| 2440 | */ |
Alan Cox | 669a6db | 2007-10-18 01:24:24 -0700 | [diff] [blame] | 2441 | vstart = termios->c_cc[VSTART]; |
| 2442 | vstop = termios->c_cc[VSTOP]; |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2443 | urb_value = (vstop << 8) | (vstart); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2444 | |
| 2445 | if (usb_control_msg(dev, |
| 2446 | usb_sndctrlpipe(dev, 0), |
| 2447 | FTDI_SIO_SET_FLOW_CTRL_REQUEST, |
| 2448 | FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE, |
| 2449 | urb_value , (FTDI_SIO_XON_XOFF_HS |
| 2450 | | priv->interface), |
| 2451 | buf, 0, WDR_TIMEOUT) < 0) { |
Greg Kroah-Hartman | 194343d | 2008-08-20 16:56:34 -0700 | [diff] [blame] | 2452 | dev_err(&port->dev, "urb failed to set to " |
| 2453 | "xon/xoff flow control\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2454 | } |
| 2455 | } else { |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2456 | /* else clause to only run if cflag ! CRTSCTS and iflag |
| 2457 | * ! XOFF. CHECKME Assuming XON/XOFF handled by tty |
| 2458 | * stack - not by device */ |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2459 | dbg("%s Turning off hardware flow control", __func__); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2460 | if (usb_control_msg(dev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2461 | usb_sndctrlpipe(dev, 0), |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2462 | FTDI_SIO_SET_FLOW_CTRL_REQUEST, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2463 | FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE, |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2464 | 0, priv->interface, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2465 | buf, 0, WDR_TIMEOUT) < 0) { |
Greg Kroah-Hartman | 194343d | 2008-08-20 16:56:34 -0700 | [diff] [blame] | 2466 | dev_err(&port->dev, |
| 2467 | "urb failed to clear flow control\n"); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2468 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2469 | } |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2470 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2471 | } |
| 2472 | return; |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2473 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2474 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2475 | static int ftdi_tiocmget(struct tty_struct *tty, struct file *file) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2476 | { |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2477 | struct usb_serial_port *port = tty->driver_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2478 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 2479 | unsigned char buf[2]; |
| 2480 | int ret; |
| 2481 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2482 | dbg("%s TIOCMGET", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2483 | switch (priv->chip_type) { |
| 2484 | case SIO: |
| 2485 | /* Request the status from the device */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2486 | ret = usb_control_msg(port->serial->dev, |
| 2487 | usb_rcvctrlpipe(port->serial->dev, 0), |
| 2488 | FTDI_SIO_GET_MODEM_STATUS_REQUEST, |
| 2489 | FTDI_SIO_GET_MODEM_STATUS_REQUEST_TYPE, |
| 2490 | 0, 0, |
| 2491 | buf, 1, WDR_TIMEOUT); |
David Brownell | 5d1ca6c | 2009-02-06 02:39:11 -0800 | [diff] [blame] | 2492 | if (ret < 0) |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2493 | return ret; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2494 | break; |
| 2495 | case FT8U232AM: |
| 2496 | case FT232BM: |
| 2497 | case FT2232C: |
Andrew M. Bishop | ed6e528 | 2007-08-21 19:08:56 +0100 | [diff] [blame] | 2498 | case FT232RL: |
Mark Adamson | 094c2e6 | 2009-04-09 15:03:09 +0100 | [diff] [blame] | 2499 | case FT2232H: |
| 2500 | case FT4232H: |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2501 | /* the 8U232AM returns a two byte value (the sio is a 1 byte |
| 2502 | value) - in the same format as the data returned from the in |
| 2503 | point */ |
| 2504 | ret = usb_control_msg(port->serial->dev, |
| 2505 | usb_rcvctrlpipe(port->serial->dev, 0), |
| 2506 | FTDI_SIO_GET_MODEM_STATUS_REQUEST, |
| 2507 | FTDI_SIO_GET_MODEM_STATUS_REQUEST_TYPE, |
| 2508 | 0, priv->interface, |
| 2509 | buf, 2, WDR_TIMEOUT); |
David Brownell | 5d1ca6c | 2009-02-06 02:39:11 -0800 | [diff] [blame] | 2510 | if (ret < 0) |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2511 | return ret; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2512 | break; |
| 2513 | default: |
| 2514 | return -EFAULT; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2515 | } |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2516 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2517 | return (buf[0] & FTDI_SIO_DSR_MASK ? TIOCM_DSR : 0) | |
| 2518 | (buf[0] & FTDI_SIO_CTS_MASK ? TIOCM_CTS : 0) | |
| 2519 | (buf[0] & FTDI_SIO_RI_MASK ? TIOCM_RI : 0) | |
| 2520 | (buf[0] & FTDI_SIO_RLSD_MASK ? TIOCM_CD : 0) | |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2521 | priv->last_dtr_rts; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2522 | } |
| 2523 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2524 | static int ftdi_tiocmset(struct tty_struct *tty, struct file *file, |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2525 | unsigned int set, unsigned int clear) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2526 | { |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2527 | struct usb_serial_port *port = tty->driver_data; |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2528 | dbg("%s TIOCMSET", __func__); |
Ian Abbott | 74ede0f | 2005-07-29 12:16:41 -0700 | [diff] [blame] | 2529 | return update_mctrl(port, set, clear); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2530 | } |
| 2531 | |
| 2532 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2533 | static int ftdi_ioctl(struct tty_struct *tty, struct file *file, |
| 2534 | unsigned int cmd, unsigned long arg) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2535 | { |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2536 | struct usb_serial_port *port = tty->driver_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2537 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 2538 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2539 | dbg("%s cmd 0x%04x", __func__, cmd); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2540 | |
| 2541 | /* Based on code from acm.c and others */ |
| 2542 | switch (cmd) { |
| 2543 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2544 | case TIOCGSERIAL: /* gets serial port data */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2545 | return get_serial_info(port, |
| 2546 | (struct serial_struct __user *) arg); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2547 | |
| 2548 | case TIOCSSERIAL: /* sets serial port data */ |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2549 | return set_serial_info(tty, port, |
| 2550 | (struct serial_struct __user *) arg); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2551 | |
| 2552 | /* |
| 2553 | * Wait for any of the 4 modem inputs (DCD,RI,DSR,CTS) to change |
| 2554 | * - mask passed in arg for lines of interest |
| 2555 | * (use |'ed TIOCM_RNG/DSR/CD/CTS for masking) |
| 2556 | * Caller should use TIOCGICOUNT to see which one it was. |
| 2557 | * |
| 2558 | * This code is borrowed from linux/drivers/char/serial.c |
| 2559 | */ |
| 2560 | case TIOCMIWAIT: |
| 2561 | while (priv != NULL) { |
| 2562 | interruptible_sleep_on(&priv->delta_msr_wait); |
| 2563 | /* see if a signal did it */ |
| 2564 | if (signal_pending(current)) |
| 2565 | return -ERESTARTSYS; |
| 2566 | else { |
| 2567 | char diff = priv->diff_status; |
| 2568 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2569 | if (diff == 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2570 | return -EIO; /* no change => error */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2571 | |
| 2572 | /* Consume all events */ |
| 2573 | priv->diff_status = 0; |
| 2574 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2575 | /* Return 0 if caller wanted to know about |
| 2576 | these bits */ |
| 2577 | if (((arg & TIOCM_RNG) && (diff & FTDI_RS0_RI)) || |
| 2578 | ((arg & TIOCM_DSR) && (diff & FTDI_RS0_DSR)) || |
| 2579 | ((arg & TIOCM_CD) && (diff & FTDI_RS0_RLSD)) || |
| 2580 | ((arg & TIOCM_CTS) && (diff & FTDI_RS0_CTS))) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2581 | return 0; |
| 2582 | } |
| 2583 | /* |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2584 | * Otherwise caller can't care less about what |
| 2585 | * happened,and so we continue to wait for more |
| 2586 | * events. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2587 | */ |
| 2588 | } |
| 2589 | } |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2590 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2591 | default: |
| 2592 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2593 | } |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2594 | /* This is not necessarily an error - turns out the higher layers |
| 2595 | * will do some ioctls themselves (see comment above) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2596 | */ |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2597 | 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] | 2598 | return -ENOIOCTLCMD; |
| 2599 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2600 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2601 | static void ftdi_throttle(struct tty_struct *tty) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2602 | { |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2603 | struct usb_serial_port *port = tty->driver_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2604 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 2605 | unsigned long flags; |
| 2606 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2607 | dbg("%s - port %d", __func__, port->number); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2608 | |
| 2609 | spin_lock_irqsave(&priv->rx_lock, flags); |
| 2610 | priv->rx_flags |= THROTTLED; |
| 2611 | spin_unlock_irqrestore(&priv->rx_lock, flags); |
| 2612 | } |
| 2613 | |
| 2614 | |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2615 | static void ftdi_unthrottle(struct tty_struct *tty) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2616 | { |
Alan Cox | 95da310 | 2008-07-22 11:09:07 +0100 | [diff] [blame] | 2617 | struct usb_serial_port *port = tty->driver_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2618 | struct ftdi_private *priv = usb_get_serial_port_data(port); |
| 2619 | int actually_throttled; |
| 2620 | unsigned long flags; |
| 2621 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2622 | dbg("%s - port %d", __func__, port->number); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2623 | |
| 2624 | spin_lock_irqsave(&priv->rx_lock, flags); |
| 2625 | actually_throttled = priv->rx_flags & ACTUALLY_THROTTLED; |
| 2626 | priv->rx_flags &= ~(THROTTLED | ACTUALLY_THROTTLED); |
| 2627 | spin_unlock_irqrestore(&priv->rx_lock, flags); |
| 2628 | |
| 2629 | if (actually_throttled) |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 2630 | schedule_delayed_work(&priv->rx_work, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2631 | } |
| 2632 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2633 | static int __init ftdi_init(void) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2634 | { |
| 2635 | int retval; |
| 2636 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2637 | dbg("%s", __func__); |
Ian Abbott | fdcb0a0 | 2005-07-28 18:40:32 +0100 | [diff] [blame] | 2638 | if (vendor > 0 && product > 0) { |
| 2639 | /* Add user specified VID/PID to reserved element of table. */ |
| 2640 | int i; |
| 2641 | for (i = 0; id_table_combined[i].idVendor; i++) |
| 2642 | ; |
| 2643 | id_table_combined[i].match_flags = USB_DEVICE_ID_MATCH_DEVICE; |
| 2644 | id_table_combined[i].idVendor = vendor; |
| 2645 | id_table_combined[i].idProduct = product; |
| 2646 | } |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 2647 | retval = usb_serial_register(&ftdi_sio_device); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2648 | if (retval) |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 2649 | goto failed_sio_register; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2650 | retval = usb_register(&ftdi_driver); |
David Brownell | 5c09d14 | 2006-10-13 15:57:58 -0700 | [diff] [blame] | 2651 | if (retval) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2652 | goto failed_usb_register; |
| 2653 | |
Greg Kroah-Hartman | c197a8d | 2008-08-18 13:21:04 -0700 | [diff] [blame] | 2654 | printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_VERSION ":" |
| 2655 | DRIVER_DESC "\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2656 | return 0; |
| 2657 | failed_usb_register: |
Ian Abbott | 8f977e4 | 2005-06-20 16:45:42 +0100 | [diff] [blame] | 2658 | usb_serial_deregister(&ftdi_sio_device); |
| 2659 | failed_sio_register: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2660 | return retval; |
| 2661 | } |
| 2662 | |
| 2663 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2664 | static void __exit ftdi_exit(void) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2665 | { |
| 2666 | |
Harvey Harrison | 441b62c | 2008-03-03 16:08:34 -0800 | [diff] [blame] | 2667 | dbg("%s", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2668 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2669 | usb_deregister(&ftdi_driver); |
| 2670 | usb_serial_deregister(&ftdi_sio_device); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2671 | |
| 2672 | } |
| 2673 | |
| 2674 | |
| 2675 | module_init(ftdi_init); |
| 2676 | module_exit(ftdi_exit); |
| 2677 | |
Alan Cox | 464cbb2 | 2008-07-22 11:11:23 +0100 | [diff] [blame] | 2678 | MODULE_AUTHOR(DRIVER_AUTHOR); |
| 2679 | MODULE_DESCRIPTION(DRIVER_DESC); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2680 | MODULE_LICENSE("GPL"); |
| 2681 | |
| 2682 | module_param(debug, bool, S_IRUGO | S_IWUSR); |
| 2683 | MODULE_PARM_DESC(debug, "Debug enabled or not"); |
Ian Abbott | fdcb0a0 | 2005-07-28 18:40:32 +0100 | [diff] [blame] | 2684 | module_param(vendor, ushort, 0); |
| 2685 | MODULE_PARM_DESC(vendor, "User specified vendor ID (default=" |
| 2686 | __MODULE_STRING(FTDI_VID)")"); |
| 2687 | module_param(product, ushort, 0); |
Paulius Zaleckas | 6826504 | 2008-09-10 17:18:46 +0300 | [diff] [blame] | 2688 | MODULE_PARM_DESC(product, "User specified product ID"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2689 | |
Martin Geleynse | b760dac | 2009-07-02 13:10:35 -0400 | [diff] [blame] | 2690 | module_param(ndi_latency_timer, int, S_IRUGO | S_IWUSR); |
| 2691 | MODULE_PARM_DESC(ndi_latency_timer, "NDI device latency timer override"); |