Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1 | /* |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 2 | * Line6 Linux USB driver - 0.9.1beta |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 3 | * |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 4 | * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at) |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 5 | * |
| 6 | * This program is free software; you can redistribute it and/or |
| 7 | * modify it under the terms of the GNU General Public License as |
| 8 | * published by the Free Software Foundation, version 2. |
| 9 | * |
| 10 | */ |
| 11 | |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 12 | #include <linux/kernel.h> |
| 13 | #include <linux/module.h> |
Tejun Heo | 5a0e3ad | 2010-03-24 17:04:11 +0900 | [diff] [blame] | 14 | #include <linux/slab.h> |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 15 | #include <linux/usb.h> |
| 16 | |
| 17 | #include "audio.h" |
| 18 | #include "capture.h" |
| 19 | #include "control.h" |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 20 | #include "driver.h" |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 21 | #include "midi.h" |
| 22 | #include "playback.h" |
| 23 | #include "pod.h" |
Stefan Hajnoczi | 16dc104 | 2011-11-23 08:20:42 +0000 | [diff] [blame] | 24 | #include "podhd.h" |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 25 | #include "revision.h" |
| 26 | #include "toneport.h" |
| 27 | #include "usbdefs.h" |
| 28 | #include "variax.h" |
| 29 | |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 30 | #define DRIVER_AUTHOR "Markus Grabner <grabner@icg.tugraz.at>" |
| 31 | #define DRIVER_DESC "Line6 USB Driver" |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 32 | #define DRIVER_VERSION "0.9.1beta" DRIVER_REVISION |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 33 | |
| 34 | /* table of devices that work with this driver */ |
Németh Márton | a457732 | 2010-01-10 00:18:34 +0100 | [diff] [blame] | 35 | static const struct usb_device_id line6_id_table[] = { |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 36 | {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_BASSPODXT)}, |
| 37 | {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_BASSPODXTLIVE)}, |
| 38 | {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_BASSPODXTPRO)}, |
| 39 | {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_GUITARPORT)}, |
| 40 | {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_POCKETPOD)}, |
Markus Grabner | 4c6fb5f | 2011-12-05 23:51:53 +0100 | [diff] [blame] | 41 | {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_PODHD300)}, |
| 42 | {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_PODHD500)}, |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 43 | {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_PODSTUDIO_GX)}, |
| 44 | {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_PODSTUDIO_UX1)}, |
| 45 | {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_PODSTUDIO_UX2)}, |
| 46 | {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_PODX3)}, |
| 47 | {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_PODX3LIVE)}, |
| 48 | {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_PODXT)}, |
| 49 | {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_PODXTLIVE)}, |
| 50 | {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_PODXTPRO)}, |
| 51 | {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_TONEPORT_GX)}, |
| 52 | {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_TONEPORT_UX1)}, |
| 53 | {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_TONEPORT_UX2)}, |
| 54 | {USB_DEVICE(LINE6_VENDOR_ID, LINE6_DEVID_VARIAX)}, |
| 55 | {}, |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 56 | }; |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 57 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 58 | MODULE_DEVICE_TABLE(usb, line6_id_table); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 59 | |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 60 | /* *INDENT-OFF* */ |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 61 | static struct line6_properties line6_properties_table[] = { |
Markus Grabner | 4c6fb5f | 2011-12-05 23:51:53 +0100 | [diff] [blame] | 62 | { LINE6_BIT_BASSPODXT, "BassPODxt", "BassPODxt", LINE6_BIT_CONTROL_PCM_HWMON }, |
| 63 | { LINE6_BIT_BASSPODXTLIVE, "BassPODxtLive", "BassPODxt Live", LINE6_BIT_CONTROL_PCM_HWMON }, |
| 64 | { LINE6_BIT_BASSPODXTPRO, "BassPODxtPro", "BassPODxt Pro", LINE6_BIT_CONTROL_PCM_HWMON }, |
| 65 | { LINE6_BIT_GUITARPORT, "GuitarPort", "GuitarPort", LINE6_BIT_PCM }, |
| 66 | { LINE6_BIT_POCKETPOD, "PocketPOD", "Pocket POD", LINE6_BIT_CONTROL }, |
| 67 | { LINE6_BIT_PODHD300, "PODHD300", "POD HD300", LINE6_BIT_CONTROL_PCM_HWMON }, |
| 68 | { LINE6_BIT_PODHD500, "PODHD500", "POD HD500", LINE6_BIT_CONTROL_PCM_HWMON }, |
| 69 | { LINE6_BIT_PODSTUDIO_GX, "PODStudioGX", "POD Studio GX", LINE6_BIT_PCM }, |
| 70 | { LINE6_BIT_PODSTUDIO_UX1, "PODStudioUX1", "POD Studio UX1", LINE6_BIT_PCM }, |
| 71 | { LINE6_BIT_PODSTUDIO_UX2, "PODStudioUX2", "POD Studio UX2", LINE6_BIT_PCM }, |
| 72 | { LINE6_BIT_PODX3, "PODX3", "POD X3", LINE6_BIT_PCM }, |
| 73 | { LINE6_BIT_PODX3LIVE, "PODX3Live", "POD X3 Live", LINE6_BIT_PCM }, |
| 74 | { LINE6_BIT_PODXT, "PODxt", "PODxt", LINE6_BIT_CONTROL_PCM_HWMON }, |
| 75 | { LINE6_BIT_PODXTLIVE, "PODxtLive", "PODxt Live", LINE6_BIT_CONTROL_PCM_HWMON }, |
| 76 | { LINE6_BIT_PODXTPRO, "PODxtPro", "PODxt Pro", LINE6_BIT_CONTROL_PCM_HWMON }, |
| 77 | { LINE6_BIT_TONEPORT_GX, "TonePortGX", "TonePort GX", LINE6_BIT_PCM }, |
| 78 | { LINE6_BIT_TONEPORT_UX1, "TonePortUX1", "TonePort UX1", LINE6_BIT_PCM }, |
| 79 | { LINE6_BIT_TONEPORT_UX2, "TonePortUX2", "TonePort UX2", LINE6_BIT_PCM }, |
| 80 | { LINE6_BIT_VARIAX, "Variax", "Variax Workbench", LINE6_BIT_CONTROL }, |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 81 | }; |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 82 | /* *INDENT-ON* */ |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 83 | |
| 84 | /* |
| 85 | This is Line6's MIDI manufacturer ID. |
| 86 | */ |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 87 | const unsigned char line6_midi_id[] = { |
| 88 | 0x00, 0x01, 0x0c |
| 89 | }; |
| 90 | |
| 91 | /* |
| 92 | Code to request version of POD, Variax interface |
| 93 | (and maybe other devices). |
| 94 | */ |
| 95 | static const char line6_request_version0[] = { |
| 96 | 0xf0, 0x7e, 0x7f, 0x06, 0x01, 0xf7 |
| 97 | }; |
| 98 | |
| 99 | /* |
| 100 | Copy of version request code with GFP_KERNEL flag for use in URB. |
| 101 | */ |
| 102 | static const char *line6_request_version; |
| 103 | |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 104 | struct usb_line6 *line6_devices[LINE6_MAX_DEVICES]; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 105 | |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 106 | /** |
| 107 | Class for asynchronous messages. |
| 108 | */ |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 109 | struct message { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 110 | struct usb_line6 *line6; |
| 111 | const char *buffer; |
| 112 | int size; |
| 113 | int done; |
| 114 | }; |
| 115 | |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 116 | /* |
| 117 | Forward declarations. |
| 118 | */ |
Greg Kroah-Hartman | 0c7ab15 | 2009-02-27 20:28:04 -0800 | [diff] [blame] | 119 | static void line6_data_received(struct urb *urb); |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 120 | static int line6_send_raw_message_async_part(struct message *msg, |
| 121 | struct urb *urb); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 122 | |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 123 | /* |
| 124 | Start to listen on endpoint. |
| 125 | */ |
| 126 | static int line6_start_listen(struct usb_line6 *line6) |
| 127 | { |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 128 | int err; |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 129 | usb_fill_int_urb(line6->urb_listen, line6->usbdev, |
| 130 | usb_rcvintpipe(line6->usbdev, line6->ep_control_read), |
| 131 | line6->buffer_listen, LINE6_BUFSIZE_LISTEN, |
| 132 | line6_data_received, line6, line6->interval); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 133 | line6->urb_listen->actual_length = 0; |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 134 | err = usb_submit_urb(line6->urb_listen, GFP_ATOMIC); |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 135 | return err; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 136 | } |
| 137 | |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 138 | /* |
| 139 | Stop listening on endpoint. |
| 140 | */ |
| 141 | static void line6_stop_listen(struct usb_line6 *line6) |
| 142 | { |
| 143 | usb_kill_urb(line6->urb_listen); |
| 144 | } |
| 145 | |
| 146 | #ifdef CONFIG_LINE6_USB_DUMP_ANY |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 147 | /* |
| 148 | Write hexdump to syslog. |
| 149 | */ |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 150 | void line6_write_hexdump(struct usb_line6 *line6, char dir, |
| 151 | const unsigned char *buffer, int size) |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 152 | { |
| 153 | static const int BYTES_PER_LINE = 8; |
| 154 | char hexdump[100]; |
| 155 | char asc[BYTES_PER_LINE + 1]; |
| 156 | int i, j; |
| 157 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 158 | for (i = 0; i < size; i += BYTES_PER_LINE) { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 159 | int hexdumpsize = sizeof(hexdump); |
| 160 | char *p = hexdump; |
| 161 | int n = min(size - i, BYTES_PER_LINE); |
| 162 | asc[n] = 0; |
| 163 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 164 | for (j = 0; j < BYTES_PER_LINE; ++j) { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 165 | int bytes; |
| 166 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 167 | if (j < n) { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 168 | unsigned char val = buffer[i + j]; |
| 169 | bytes = snprintf(p, hexdumpsize, " %02X", val); |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 170 | asc[j] = ((val >= 0x20) |
| 171 | && (val < 0x7f)) ? val : '.'; |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 172 | } else |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 173 | bytes = snprintf(p, hexdumpsize, " "); |
| 174 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 175 | if (bytes > hexdumpsize) |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 176 | break; /* buffer overflow */ |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 177 | |
| 178 | p += bytes; |
| 179 | hexdumpsize -= bytes; |
| 180 | } |
| 181 | |
| 182 | dev_info(line6->ifcdev, "%c%04X:%s %s\n", dir, i, hexdump, asc); |
| 183 | } |
| 184 | } |
| 185 | #endif |
| 186 | |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 187 | #ifdef CONFIG_LINE6_USB_DUMP_CTRL |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 188 | /* |
| 189 | Dump URB data to syslog. |
| 190 | */ |
| 191 | static void line6_dump_urb(struct urb *urb) |
| 192 | { |
| 193 | struct usb_line6 *line6 = (struct usb_line6 *)urb->context; |
| 194 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 195 | if (urb->status < 0) |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 196 | return; |
| 197 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 198 | line6_write_hexdump(line6, 'R', (unsigned char *)urb->transfer_buffer, |
| 199 | urb->actual_length); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 200 | } |
| 201 | #endif |
| 202 | |
| 203 | /* |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 204 | Send raw message in pieces of wMaxPacketSize bytes. |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 205 | */ |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 206 | int line6_send_raw_message(struct usb_line6 *line6, const char *buffer, |
| 207 | int size) |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 208 | { |
| 209 | int i, done = 0; |
| 210 | |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 211 | #ifdef CONFIG_LINE6_USB_DUMP_CTRL |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 212 | line6_write_hexdump(line6, 'S', buffer, size); |
| 213 | #endif |
| 214 | |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 215 | for (i = 0; i < size; i += line6->max_packet_size) { |
| 216 | int partial; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 217 | const char *frag_buf = buffer + i; |
| 218 | int frag_size = min(line6->max_packet_size, size - i); |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 219 | int retval; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 220 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 221 | retval = usb_interrupt_msg(line6->usbdev, |
| 222 | usb_sndintpipe(line6->usbdev, |
| 223 | line6->ep_control_write), |
| 224 | (char *)frag_buf, frag_size, |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 225 | &partial, LINE6_TIMEOUT * HZ); |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 226 | |
| 227 | if (retval) { |
| 228 | dev_err(line6->ifcdev, |
| 229 | "usb_interrupt_msg failed (%d)\n", retval); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 230 | break; |
| 231 | } |
| 232 | |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 233 | done += frag_size; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 234 | } |
| 235 | |
| 236 | return done; |
| 237 | } |
| 238 | |
| 239 | /* |
| 240 | Notification of completion of asynchronous request transmission. |
| 241 | */ |
Greg Kroah-Hartman | 0c7ab15 | 2009-02-27 20:28:04 -0800 | [diff] [blame] | 242 | static void line6_async_request_sent(struct urb *urb) |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 243 | { |
| 244 | struct message *msg = (struct message *)urb->context; |
| 245 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 246 | if (msg->done >= msg->size) { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 247 | usb_free_urb(urb); |
| 248 | kfree(msg); |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 249 | } else |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 250 | line6_send_raw_message_async_part(msg, urb); |
| 251 | } |
| 252 | |
| 253 | /* |
| 254 | Asynchronously send part of a raw message. |
| 255 | */ |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 256 | static int line6_send_raw_message_async_part(struct message *msg, |
| 257 | struct urb *urb) |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 258 | { |
| 259 | int retval; |
| 260 | struct usb_line6 *line6 = msg->line6; |
| 261 | int done = msg->done; |
| 262 | int bytes = min(msg->size - done, line6->max_packet_size); |
| 263 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 264 | usb_fill_int_urb(urb, line6->usbdev, |
| 265 | usb_sndintpipe(line6->usbdev, line6->ep_control_write), |
| 266 | (char *)msg->buffer + done, bytes, |
| 267 | line6_async_request_sent, msg, line6->interval); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 268 | |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 269 | #ifdef CONFIG_LINE6_USB_DUMP_CTRL |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 270 | line6_write_hexdump(line6, 'S', (char *)msg->buffer + done, bytes); |
| 271 | #endif |
| 272 | |
| 273 | msg->done += bytes; |
| 274 | retval = usb_submit_urb(urb, GFP_ATOMIC); |
| 275 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 276 | if (retval < 0) { |
| 277 | dev_err(line6->ifcdev, "%s: usb_submit_urb failed (%d)\n", |
| 278 | __func__, retval); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 279 | usb_free_urb(urb); |
| 280 | kfree(msg); |
| 281 | return -EINVAL; |
| 282 | } |
| 283 | |
| 284 | return 0; |
| 285 | } |
| 286 | |
| 287 | /* |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 288 | Setup and start timer. |
| 289 | */ |
| 290 | void line6_start_timer(struct timer_list *timer, unsigned int msecs, |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 291 | void (*function) (unsigned long), unsigned long data) |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 292 | { |
| 293 | setup_timer(timer, function, data); |
| 294 | timer->expires = jiffies + msecs * HZ / 1000; |
| 295 | add_timer(timer); |
| 296 | } |
| 297 | |
| 298 | /* |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 299 | Asynchronously send raw message. |
| 300 | */ |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 301 | int line6_send_raw_message_async(struct usb_line6 *line6, const char *buffer, |
| 302 | int size) |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 303 | { |
| 304 | struct message *msg; |
| 305 | struct urb *urb; |
| 306 | |
| 307 | /* create message: */ |
| 308 | msg = kmalloc(sizeof(struct message), GFP_ATOMIC); |
| 309 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 310 | if (msg == NULL) { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 311 | dev_err(line6->ifcdev, "Out of memory\n"); |
| 312 | return -ENOMEM; |
| 313 | } |
| 314 | |
| 315 | /* create URB: */ |
| 316 | urb = usb_alloc_urb(0, GFP_ATOMIC); |
| 317 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 318 | if (urb == NULL) { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 319 | kfree(msg); |
| 320 | dev_err(line6->ifcdev, "Out of memory\n"); |
| 321 | return -ENOMEM; |
| 322 | } |
| 323 | |
| 324 | /* set message data: */ |
| 325 | msg->line6 = line6; |
| 326 | msg->buffer = buffer; |
| 327 | msg->size = size; |
| 328 | msg->done = 0; |
| 329 | |
| 330 | /* start sending: */ |
| 331 | return line6_send_raw_message_async_part(msg, urb); |
| 332 | } |
| 333 | |
| 334 | /* |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 335 | Send asynchronous device version request. |
| 336 | */ |
| 337 | int line6_version_request_async(struct usb_line6 *line6) |
| 338 | { |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 339 | return line6_send_raw_message_async(line6, line6_request_version, |
| 340 | sizeof(line6_request_version0)); |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 341 | } |
| 342 | |
| 343 | /* |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 344 | Send sysex message in pieces of wMaxPacketSize bytes. |
| 345 | */ |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 346 | int line6_send_sysex_message(struct usb_line6 *line6, const char *buffer, |
| 347 | int size) |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 348 | { |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 349 | return line6_send_raw_message(line6, buffer, |
| 350 | size + SYSEX_EXTRA_SIZE) - |
| 351 | SYSEX_EXTRA_SIZE; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 352 | } |
| 353 | |
| 354 | /* |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 355 | Send sysex message in pieces of wMaxPacketSize bytes. |
| 356 | */ |
| 357 | int line6_send_sysex_message_async(struct usb_line6 *line6, const char *buffer, |
| 358 | int size) |
| 359 | { |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 360 | return line6_send_raw_message_async(line6, buffer, |
| 361 | size + SYSEX_EXTRA_SIZE) - |
| 362 | SYSEX_EXTRA_SIZE; |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 363 | } |
| 364 | |
| 365 | /* |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 366 | Allocate buffer for sysex message and prepare header. |
| 367 | @param code sysex message code |
| 368 | @param size number of bytes between code and sysex end |
| 369 | */ |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 370 | char *line6_alloc_sysex_buffer(struct usb_line6 *line6, int code1, int code2, |
| 371 | int size) |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 372 | { |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 373 | char *buffer = kmalloc(size + SYSEX_EXTRA_SIZE, GFP_ATOMIC); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 374 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 375 | if (!buffer) { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 376 | dev_err(line6->ifcdev, "out of memory\n"); |
Greg Kroah-Hartman | 536165d | 2009-02-27 20:49:46 -0800 | [diff] [blame] | 377 | return NULL; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 378 | } |
| 379 | |
| 380 | buffer[0] = LINE6_SYSEX_BEGIN; |
| 381 | memcpy(buffer + 1, line6_midi_id, sizeof(line6_midi_id)); |
| 382 | buffer[sizeof(line6_midi_id) + 1] = code1; |
| 383 | buffer[sizeof(line6_midi_id) + 2] = code2; |
| 384 | buffer[sizeof(line6_midi_id) + 3 + size] = LINE6_SYSEX_END; |
| 385 | return buffer; |
| 386 | } |
| 387 | |
| 388 | /* |
| 389 | Notification of data received from the Line6 device. |
| 390 | */ |
Greg Kroah-Hartman | 0c7ab15 | 2009-02-27 20:28:04 -0800 | [diff] [blame] | 391 | static void line6_data_received(struct urb *urb) |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 392 | { |
| 393 | struct usb_line6 *line6 = (struct usb_line6 *)urb->context; |
| 394 | struct MidiBuffer *mb = &line6->line6midi->midibuf_in; |
| 395 | int done; |
| 396 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 397 | if (urb->status == -ESHUTDOWN) |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 398 | return; |
| 399 | |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 400 | #ifdef CONFIG_LINE6_USB_DUMP_CTRL |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 401 | line6_dump_urb(urb); |
| 402 | #endif |
| 403 | |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 404 | done = |
| 405 | line6_midibuf_write(mb, urb->transfer_buffer, urb->actual_length); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 406 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 407 | if (done < urb->actual_length) { |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 408 | line6_midibuf_ignore(mb, done); |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 409 | DEBUG_MESSAGES(dev_err |
| 410 | (line6->ifcdev, |
| 411 | "%d %d buffer overflow - message skipped\n", |
| 412 | done, urb->actual_length)); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 413 | } |
| 414 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 415 | for (;;) { |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 416 | done = |
| 417 | line6_midibuf_read(mb, line6->buffer_message, |
| 418 | LINE6_MESSAGE_MAXLEN); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 419 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 420 | if (done == 0) |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 421 | break; |
| 422 | |
| 423 | /* MIDI input filter */ |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 424 | if (line6_midibuf_skip_message |
| 425 | (mb, line6->line6midi->midi_mask_receive)) |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 426 | continue; |
| 427 | |
| 428 | line6->message_length = done; |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 429 | #ifdef CONFIG_LINE6_USB_DUMP_MIDI |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 430 | line6_write_hexdump(line6, 'r', line6->buffer_message, done); |
| 431 | #endif |
| 432 | line6_midi_receive(line6, line6->buffer_message, done); |
| 433 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 434 | switch (line6->usbdev->descriptor.idProduct) { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 435 | case LINE6_DEVID_BASSPODXT: |
| 436 | case LINE6_DEVID_BASSPODXTLIVE: |
| 437 | case LINE6_DEVID_BASSPODXTPRO: |
| 438 | case LINE6_DEVID_PODXT: |
| 439 | case LINE6_DEVID_PODXTPRO: |
| 440 | case LINE6_DEVID_POCKETPOD: |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 441 | line6_pod_process_message((struct usb_line6_pod *) |
| 442 | line6); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 443 | break; |
| 444 | |
Stefan Hajnoczi | 16dc104 | 2011-11-23 08:20:42 +0000 | [diff] [blame] | 445 | case LINE6_DEVID_PODHD300: |
Markus Grabner | 4c6fb5f | 2011-12-05 23:51:53 +0100 | [diff] [blame] | 446 | case LINE6_DEVID_PODHD500: |
Stefan Hajnoczi | 16dc104 | 2011-11-23 08:20:42 +0000 | [diff] [blame] | 447 | break; /* let userspace handle MIDI */ |
| 448 | |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 449 | case LINE6_DEVID_PODXTLIVE: |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 450 | switch (line6->interface_number) { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 451 | case PODXTLIVE_INTERFACE_POD: |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 452 | line6_pod_process_message((struct usb_line6_pod |
| 453 | *)line6); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 454 | break; |
| 455 | |
| 456 | case PODXTLIVE_INTERFACE_VARIAX: |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 457 | line6_variax_process_message((struct |
| 458 | usb_line6_variax |
| 459 | *)line6); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 460 | break; |
| 461 | |
| 462 | default: |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 463 | dev_err(line6->ifcdev, |
| 464 | "PODxt Live interface %d not supported\n", |
| 465 | line6->interface_number); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 466 | } |
| 467 | break; |
| 468 | |
| 469 | case LINE6_DEVID_VARIAX: |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 470 | line6_variax_process_message((struct usb_line6_variax *) |
| 471 | line6); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 472 | break; |
| 473 | |
| 474 | default: |
| 475 | MISSING_CASE; |
| 476 | } |
| 477 | } |
| 478 | |
| 479 | line6_start_listen(line6); |
| 480 | } |
| 481 | |
| 482 | /* |
| 483 | Send channel number (i.e., switch to a different sound). |
| 484 | */ |
| 485 | int line6_send_program(struct usb_line6 *line6, int value) |
| 486 | { |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 487 | int retval; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 488 | unsigned char *buffer; |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 489 | int partial; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 490 | |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 491 | buffer = kmalloc(2, GFP_KERNEL); |
| 492 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 493 | if (!buffer) { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 494 | dev_err(line6->ifcdev, "out of memory\n"); |
| 495 | return -ENOMEM; |
| 496 | } |
| 497 | |
| 498 | buffer[0] = LINE6_PROGRAM_CHANGE | LINE6_CHANNEL_HOST; |
| 499 | buffer[1] = value; |
| 500 | |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 501 | #ifdef CONFIG_LINE6_USB_DUMP_CTRL |
| 502 | line6_write_hexdump(line6, 'S', buffer, 2); |
| 503 | #endif |
| 504 | |
| 505 | retval = usb_interrupt_msg(line6->usbdev, |
| 506 | usb_sndintpipe(line6->usbdev, |
| 507 | line6->ep_control_write), |
| 508 | buffer, 2, &partial, LINE6_TIMEOUT * HZ); |
| 509 | |
| 510 | if (retval) |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 511 | dev_err(line6->ifcdev, "usb_interrupt_msg failed (%d)\n", |
| 512 | retval); |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 513 | |
| 514 | kfree(buffer); |
| 515 | return retval; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 516 | } |
| 517 | |
| 518 | /* |
| 519 | Transmit Line6 control parameter. |
| 520 | */ |
| 521 | int line6_transmit_parameter(struct usb_line6 *line6, int param, int value) |
| 522 | { |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 523 | int retval; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 524 | unsigned char *buffer; |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 525 | int partial; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 526 | |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 527 | buffer = kmalloc(3, GFP_KERNEL); |
| 528 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 529 | if (!buffer) { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 530 | dev_err(line6->ifcdev, "out of memory\n"); |
| 531 | return -ENOMEM; |
| 532 | } |
| 533 | |
| 534 | buffer[0] = LINE6_PARAM_CHANGE | LINE6_CHANNEL_HOST; |
| 535 | buffer[1] = param; |
| 536 | buffer[2] = value; |
| 537 | |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 538 | #ifdef CONFIG_LINE6_USB_DUMP_CTRL |
| 539 | line6_write_hexdump(line6, 'S', buffer, 3); |
| 540 | #endif |
| 541 | |
| 542 | retval = usb_interrupt_msg(line6->usbdev, |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 543 | usb_sndintpipe(line6->usbdev, |
| 544 | line6->ep_control_write), |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 545 | buffer, 3, &partial, LINE6_TIMEOUT * HZ); |
| 546 | |
| 547 | if (retval) |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 548 | dev_err(line6->ifcdev, "usb_interrupt_msg failed (%d)\n", |
| 549 | retval); |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 550 | |
| 551 | kfree(buffer); |
| 552 | return retval; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 553 | } |
| 554 | |
| 555 | /* |
| 556 | Read data from device. |
| 557 | */ |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 558 | int line6_read_data(struct usb_line6 *line6, int address, void *data, |
| 559 | size_t datalen) |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 560 | { |
| 561 | struct usb_device *usbdev = line6->usbdev; |
| 562 | int ret; |
| 563 | unsigned char len; |
| 564 | |
| 565 | /* query the serial number: */ |
| 566 | ret = usb_control_msg(usbdev, usb_sndctrlpipe(usbdev, 0), 0x67, |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 567 | USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT, |
| 568 | (datalen << 8) | 0x21, address, |
| 569 | NULL, 0, LINE6_TIMEOUT * HZ); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 570 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 571 | if (ret < 0) { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 572 | dev_err(line6->ifcdev, "read request failed (error %d)\n", ret); |
| 573 | return ret; |
| 574 | } |
| 575 | |
| 576 | /* Wait for data length. We'll get a couple of 0xff until length arrives. */ |
| 577 | do { |
| 578 | ret = usb_control_msg(usbdev, usb_rcvctrlpipe(usbdev, 0), 0x67, |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 579 | USB_TYPE_VENDOR | USB_RECIP_DEVICE | |
| 580 | USB_DIR_IN, |
| 581 | 0x0012, 0x0000, &len, 1, |
| 582 | LINE6_TIMEOUT * HZ); |
| 583 | if (ret < 0) { |
| 584 | dev_err(line6->ifcdev, |
| 585 | "receive length failed (error %d)\n", ret); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 586 | return ret; |
| 587 | } |
Frederik Deweerdt | d722a51 | 2009-09-15 09:29:43 +0000 | [diff] [blame] | 588 | } while (len == 0xff); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 589 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 590 | if (len != datalen) { |
| 591 | /* should be equal or something went wrong */ |
| 592 | dev_err(line6->ifcdev, |
| 593 | "length mismatch (expected %d, got %d)\n", |
| 594 | (int)datalen, (int)len); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 595 | return -EINVAL; |
| 596 | } |
| 597 | |
| 598 | /* receive the result: */ |
| 599 | ret = usb_control_msg(usbdev, usb_rcvctrlpipe(usbdev, 0), 0x67, |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 600 | USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN, |
| 601 | 0x0013, 0x0000, data, datalen, |
| 602 | LINE6_TIMEOUT * HZ); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 603 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 604 | if (ret < 0) { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 605 | dev_err(line6->ifcdev, "read failed (error %d)\n", ret); |
| 606 | return ret; |
| 607 | } |
| 608 | |
| 609 | return 0; |
| 610 | } |
| 611 | |
| 612 | /* |
| 613 | Write data to device. |
| 614 | */ |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 615 | int line6_write_data(struct usb_line6 *line6, int address, void *data, |
| 616 | size_t datalen) |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 617 | { |
| 618 | struct usb_device *usbdev = line6->usbdev; |
| 619 | int ret; |
| 620 | unsigned char status; |
| 621 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 622 | ret = usb_control_msg(usbdev, usb_sndctrlpipe(usbdev, 0), 0x67, |
| 623 | USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT, |
| 624 | 0x0022, address, data, datalen, |
| 625 | LINE6_TIMEOUT * HZ); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 626 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 627 | if (ret < 0) { |
| 628 | dev_err(line6->ifcdev, |
| 629 | "write request failed (error %d)\n", ret); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 630 | return ret; |
| 631 | } |
| 632 | |
| 633 | do { |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 634 | ret = usb_control_msg(usbdev, usb_rcvctrlpipe(usbdev, 0), |
| 635 | 0x67, |
| 636 | USB_TYPE_VENDOR | USB_RECIP_DEVICE | |
| 637 | USB_DIR_IN, |
| 638 | 0x0012, 0x0000, |
| 639 | &status, 1, LINE6_TIMEOUT * HZ); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 640 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 641 | if (ret < 0) { |
| 642 | dev_err(line6->ifcdev, |
| 643 | "receiving status failed (error %d)\n", ret); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 644 | return ret; |
| 645 | } |
Greg Kroah-Hartman | 027360c | 2010-09-21 16:58:00 -0700 | [diff] [blame] | 646 | } while (status == 0xff); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 647 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 648 | if (status != 0) { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 649 | dev_err(line6->ifcdev, "write failed (error %d)\n", ret); |
| 650 | return -EINVAL; |
| 651 | } |
| 652 | |
| 653 | return 0; |
| 654 | } |
| 655 | |
| 656 | /* |
| 657 | Read Line6 device serial number. |
| 658 | (POD, TonePort, GuitarPort) |
| 659 | */ |
| 660 | int line6_read_serial_number(struct usb_line6 *line6, int *serial_number) |
| 661 | { |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 662 | return line6_read_data(line6, 0x80d0, serial_number, |
| 663 | sizeof(*serial_number)); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 664 | } |
| 665 | |
| 666 | /* |
| 667 | No operation (i.e., unsupported). |
| 668 | */ |
Greg Kroah-Hartman | 77491e5 | 2009-02-27 20:25:43 -0800 | [diff] [blame] | 669 | ssize_t line6_nop_read(struct device *dev, struct device_attribute *attr, |
| 670 | char *buf) |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 671 | { |
| 672 | return 0; |
| 673 | } |
| 674 | |
| 675 | /* |
| 676 | No operation (i.e., unsupported). |
| 677 | */ |
Greg Kroah-Hartman | 027360c | 2010-09-21 16:58:00 -0700 | [diff] [blame] | 678 | ssize_t line6_nop_write(struct device *dev, struct device_attribute *attr, |
Greg Kroah-Hartman | 77491e5 | 2009-02-27 20:25:43 -0800 | [diff] [blame] | 679 | const char *buf, size_t count) |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 680 | { |
| 681 | return count; |
| 682 | } |
| 683 | |
| 684 | /* |
| 685 | "write" request on "raw" special file. |
| 686 | */ |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 687 | #ifdef CONFIG_LINE6_USB_RAW |
Greg Kroah-Hartman | 027360c | 2010-09-21 16:58:00 -0700 | [diff] [blame] | 688 | ssize_t line6_set_raw(struct device *dev, struct device_attribute *attr, |
Greg Kroah-Hartman | 77491e5 | 2009-02-27 20:25:43 -0800 | [diff] [blame] | 689 | const char *buf, size_t count) |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 690 | { |
| 691 | struct usb_interface *interface = to_usb_interface(dev); |
| 692 | struct usb_line6 *line6 = usb_get_intfdata(interface); |
| 693 | line6_send_raw_message(line6, buf, count); |
| 694 | return count; |
| 695 | } |
| 696 | #endif |
| 697 | |
| 698 | /* |
| 699 | Generic destructor. |
| 700 | */ |
| 701 | static void line6_destruct(struct usb_interface *interface) |
| 702 | { |
| 703 | struct usb_line6 *line6; |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 704 | |
| 705 | if (interface == NULL) |
| 706 | return; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 707 | line6 = usb_get_intfdata(interface); |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 708 | if (line6 == NULL) |
| 709 | return; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 710 | |
| 711 | /* free buffer memory first: */ |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 712 | kfree(line6->buffer_message); |
| 713 | kfree(line6->buffer_listen); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 714 | |
| 715 | /* then free URBs: */ |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 716 | usb_free_urb(line6->urb_listen); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 717 | |
| 718 | /* make sure the device isn't destructed twice: */ |
| 719 | usb_set_intfdata(interface, NULL); |
| 720 | |
| 721 | /* free interface data: */ |
| 722 | kfree(line6); |
| 723 | } |
| 724 | |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 725 | /* |
| 726 | Probe USB device. |
| 727 | */ |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 728 | static int line6_probe(struct usb_interface *interface, |
| 729 | const struct usb_device_id *id) |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 730 | { |
| 731 | int devtype; |
Dan Carpenter | 4bd8b4d | 2011-11-30 11:43:41 +0300 | [diff] [blame] | 732 | struct usb_device *usbdev; |
| 733 | struct usb_line6 *line6; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 734 | const struct line6_properties *properties; |
| 735 | int devnum; |
| 736 | int interface_number, alternate = 0; |
| 737 | int product; |
| 738 | int size = 0; |
| 739 | int ep_read = 0, ep_write = 0; |
| 740 | int ret; |
| 741 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 742 | if (interface == NULL) |
| 743 | return -ENODEV; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 744 | usbdev = interface_to_usbdev(interface); |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 745 | if (usbdev == NULL) |
| 746 | return -ENODEV; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 747 | |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 748 | /* we don't handle multiple configurations */ |
Kulikov Vasiliy | ab366c1 | 2010-07-13 15:22:46 +0400 | [diff] [blame] | 749 | if (usbdev->descriptor.bNumConfigurations != 1) { |
| 750 | ret = -ENODEV; |
| 751 | goto err_put; |
| 752 | } |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 753 | |
| 754 | /* check vendor and product id */ |
Frederik Deweerdt | d722a51 | 2009-09-15 09:29:43 +0000 | [diff] [blame] | 755 | for (devtype = ARRAY_SIZE(line6_id_table) - 1; devtype--;) { |
Greg Kroah-Hartman | 1e18c0d | 2010-05-04 22:45:08 -0700 | [diff] [blame] | 756 | u16 idVendor = le16_to_cpu(usbdev->descriptor.idVendor); |
| 757 | u16 idProduct = le16_to_cpu(usbdev->descriptor.idProduct); |
Frederik Deweerdt | d722a51 | 2009-09-15 09:29:43 +0000 | [diff] [blame] | 758 | |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 759 | if (idVendor == line6_id_table[devtype].idVendor && |
| 760 | idProduct == line6_id_table[devtype].idProduct) |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 761 | break; |
Frederik Deweerdt | d722a51 | 2009-09-15 09:29:43 +0000 | [diff] [blame] | 762 | } |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 763 | |
Kulikov Vasiliy | ab366c1 | 2010-07-13 15:22:46 +0400 | [diff] [blame] | 764 | if (devtype < 0) { |
| 765 | ret = -ENODEV; |
| 766 | goto err_put; |
| 767 | } |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 768 | |
| 769 | /* find free slot in device table: */ |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 770 | for (devnum = 0; devnum < LINE6_MAX_DEVICES; ++devnum) |
| 771 | if (line6_devices[devnum] == NULL) |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 772 | break; |
| 773 | |
Kulikov Vasiliy | ab366c1 | 2010-07-13 15:22:46 +0400 | [diff] [blame] | 774 | if (devnum == LINE6_MAX_DEVICES) { |
| 775 | ret = -ENODEV; |
| 776 | goto err_put; |
| 777 | } |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 778 | |
| 779 | /* initialize device info: */ |
| 780 | properties = &line6_properties_table[devtype]; |
| 781 | dev_info(&interface->dev, "Line6 %s found\n", properties->name); |
| 782 | product = le16_to_cpu(usbdev->descriptor.idProduct); |
| 783 | |
| 784 | /* query interface number */ |
| 785 | interface_number = interface->cur_altsetting->desc.bInterfaceNumber; |
| 786 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 787 | switch (product) { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 788 | case LINE6_DEVID_BASSPODXTLIVE: |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 789 | case LINE6_DEVID_PODXTLIVE: |
| 790 | case LINE6_DEVID_VARIAX: |
| 791 | alternate = 1; |
| 792 | break; |
| 793 | |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 794 | case LINE6_DEVID_POCKETPOD: |
| 795 | switch (interface_number) { |
| 796 | case 0: |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 797 | return 0; /* this interface has no endpoints */ |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 798 | case 1: |
| 799 | alternate = 0; |
| 800 | break; |
| 801 | default: |
| 802 | MISSING_CASE; |
| 803 | } |
| 804 | break; |
| 805 | |
Markus Grabner | 4c6fb5f | 2011-12-05 23:51:53 +0100 | [diff] [blame] | 806 | case LINE6_DEVID_PODHD500: |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 807 | case LINE6_DEVID_PODX3: |
| 808 | case LINE6_DEVID_PODX3LIVE: |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 809 | switch (interface_number) { |
| 810 | case 0: |
| 811 | alternate = 1; |
| 812 | break; |
| 813 | case 1: |
| 814 | alternate = 0; |
| 815 | break; |
| 816 | default: |
| 817 | MISSING_CASE; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 818 | } |
| 819 | break; |
| 820 | |
| 821 | case LINE6_DEVID_BASSPODXT: |
| 822 | case LINE6_DEVID_BASSPODXTPRO: |
| 823 | case LINE6_DEVID_PODXT: |
| 824 | case LINE6_DEVID_PODXTPRO: |
Stefan Hajnoczi | 16dc104 | 2011-11-23 08:20:42 +0000 | [diff] [blame] | 825 | case LINE6_DEVID_PODHD300: |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 826 | alternate = 5; |
| 827 | break; |
| 828 | |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 829 | case LINE6_DEVID_GUITARPORT: |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 830 | case LINE6_DEVID_PODSTUDIO_GX: |
| 831 | case LINE6_DEVID_PODSTUDIO_UX1: |
| 832 | case LINE6_DEVID_TONEPORT_GX: |
| 833 | case LINE6_DEVID_TONEPORT_UX1: |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 834 | alternate = 2; /* 1..4 seem to be ok */ |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 835 | break; |
| 836 | |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 837 | case LINE6_DEVID_TONEPORT_UX2: |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 838 | case LINE6_DEVID_PODSTUDIO_UX2: |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 839 | switch (interface_number) { |
| 840 | case 0: |
| 841 | /* defaults to 44.1kHz, 16-bit */ |
| 842 | alternate = 2; |
| 843 | break; |
| 844 | case 1: |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 845 | /* don't know yet what this is ... |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 846 | alternate = 1; |
| 847 | break; |
| 848 | */ |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 849 | return -ENODEV; |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 850 | default: |
| 851 | MISSING_CASE; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 852 | } |
| 853 | break; |
| 854 | |
| 855 | default: |
| 856 | MISSING_CASE; |
Kulikov Vasiliy | ab366c1 | 2010-07-13 15:22:46 +0400 | [diff] [blame] | 857 | ret = -ENODEV; |
| 858 | goto err_put; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 859 | } |
| 860 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 861 | ret = usb_set_interface(usbdev, interface_number, alternate); |
| 862 | if (ret < 0) { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 863 | dev_err(&interface->dev, "set_interface failed\n"); |
Kulikov Vasiliy | ab366c1 | 2010-07-13 15:22:46 +0400 | [diff] [blame] | 864 | goto err_put; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 865 | } |
| 866 | |
| 867 | /* initialize device data based on product id: */ |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 868 | switch (product) { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 869 | case LINE6_DEVID_BASSPODXT: |
| 870 | case LINE6_DEVID_BASSPODXTLIVE: |
| 871 | case LINE6_DEVID_BASSPODXTPRO: |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 872 | case LINE6_DEVID_PODXT: |
| 873 | case LINE6_DEVID_PODXTPRO: |
| 874 | size = sizeof(struct usb_line6_pod); |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 875 | ep_read = 0x84; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 876 | ep_write = 0x03; |
| 877 | break; |
| 878 | |
Stefan Hajnoczi | 16dc104 | 2011-11-23 08:20:42 +0000 | [diff] [blame] | 879 | case LINE6_DEVID_PODHD300: |
| 880 | size = sizeof(struct usb_line6_podhd); |
| 881 | ep_read = 0x84; |
| 882 | ep_write = 0x03; |
| 883 | break; |
| 884 | |
Markus Grabner | 4c6fb5f | 2011-12-05 23:51:53 +0100 | [diff] [blame] | 885 | case LINE6_DEVID_PODHD500: |
| 886 | size = sizeof(struct usb_line6_podhd); |
| 887 | ep_read = 0x81; |
| 888 | ep_write = 0x01; |
| 889 | break; |
| 890 | |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 891 | case LINE6_DEVID_POCKETPOD: |
| 892 | size = sizeof(struct usb_line6_pod); |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 893 | ep_read = 0x82; |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 894 | ep_write = 0x02; |
| 895 | break; |
| 896 | |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 897 | case LINE6_DEVID_PODX3: |
| 898 | case LINE6_DEVID_PODX3LIVE: |
| 899 | /* currently unused! */ |
| 900 | size = sizeof(struct usb_line6_pod); |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 901 | ep_read = 0x81; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 902 | ep_write = 0x01; |
| 903 | break; |
| 904 | |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 905 | case LINE6_DEVID_PODSTUDIO_GX: |
| 906 | case LINE6_DEVID_PODSTUDIO_UX1: |
| 907 | case LINE6_DEVID_PODSTUDIO_UX2: |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 908 | case LINE6_DEVID_TONEPORT_GX: |
| 909 | case LINE6_DEVID_TONEPORT_UX1: |
| 910 | case LINE6_DEVID_TONEPORT_UX2: |
| 911 | case LINE6_DEVID_GUITARPORT: |
| 912 | size = sizeof(struct usb_line6_toneport); |
| 913 | /* these don't have a control channel */ |
| 914 | break; |
| 915 | |
| 916 | case LINE6_DEVID_PODXTLIVE: |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 917 | switch (interface_number) { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 918 | case PODXTLIVE_INTERFACE_POD: |
| 919 | size = sizeof(struct usb_line6_pod); |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 920 | ep_read = 0x84; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 921 | ep_write = 0x03; |
| 922 | break; |
| 923 | |
| 924 | case PODXTLIVE_INTERFACE_VARIAX: |
| 925 | size = sizeof(struct usb_line6_variax); |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 926 | ep_read = 0x86; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 927 | ep_write = 0x05; |
| 928 | break; |
| 929 | |
| 930 | default: |
Kulikov Vasiliy | ab366c1 | 2010-07-13 15:22:46 +0400 | [diff] [blame] | 931 | ret = -ENODEV; |
| 932 | goto err_put; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 933 | } |
| 934 | break; |
| 935 | |
| 936 | case LINE6_DEVID_VARIAX: |
| 937 | size = sizeof(struct usb_line6_variax); |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 938 | ep_read = 0x82; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 939 | ep_write = 0x01; |
| 940 | break; |
| 941 | |
| 942 | default: |
| 943 | MISSING_CASE; |
Kulikov Vasiliy | ab366c1 | 2010-07-13 15:22:46 +0400 | [diff] [blame] | 944 | ret = -ENODEV; |
| 945 | goto err_put; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 946 | } |
| 947 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 948 | if (size == 0) { |
Dan Carpenter | 4bd8b4d | 2011-11-30 11:43:41 +0300 | [diff] [blame] | 949 | dev_err(&interface->dev, |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 950 | "driver bug: interface data size not set\n"); |
Kulikov Vasiliy | ab366c1 | 2010-07-13 15:22:46 +0400 | [diff] [blame] | 951 | ret = -ENODEV; |
| 952 | goto err_put; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 953 | } |
| 954 | |
| 955 | line6 = kzalloc(size, GFP_KERNEL); |
| 956 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 957 | if (line6 == NULL) { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 958 | dev_err(&interface->dev, "Out of memory\n"); |
Kulikov Vasiliy | ab366c1 | 2010-07-13 15:22:46 +0400 | [diff] [blame] | 959 | ret = -ENODEV; |
| 960 | goto err_put; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 961 | } |
| 962 | |
| 963 | /* store basic data: */ |
| 964 | line6->interface_number = interface_number; |
| 965 | line6->properties = properties; |
| 966 | line6->usbdev = usbdev; |
| 967 | line6->ifcdev = &interface->dev; |
| 968 | line6->ep_control_read = ep_read; |
| 969 | line6->ep_control_write = ep_write; |
| 970 | line6->product = product; |
| 971 | |
| 972 | /* get data from endpoint descriptor (see usb_maxpacket): */ |
| 973 | { |
| 974 | struct usb_host_endpoint *ep; |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 975 | unsigned epnum = |
| 976 | usb_pipeendpoint(usb_rcvintpipe(usbdev, ep_read)); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 977 | ep = usbdev->ep_in[epnum]; |
| 978 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 979 | if (ep != NULL) { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 980 | line6->interval = ep->desc.bInterval; |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 981 | line6->max_packet_size = |
| 982 | le16_to_cpu(ep->desc.wMaxPacketSize); |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 983 | } else { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 984 | line6->interval = LINE6_FALLBACK_INTERVAL; |
| 985 | line6->max_packet_size = LINE6_FALLBACK_MAXPACKETSIZE; |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 986 | dev_err(line6->ifcdev, |
| 987 | "endpoint not available, using fallback values"); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 988 | } |
| 989 | } |
| 990 | |
| 991 | usb_set_intfdata(interface, line6); |
| 992 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 993 | if (properties->capabilities & LINE6_BIT_CONTROL) { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 994 | /* initialize USB buffers: */ |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 995 | line6->buffer_listen = |
| 996 | kmalloc(LINE6_BUFSIZE_LISTEN, GFP_KERNEL); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 997 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 998 | if (line6->buffer_listen == NULL) { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 999 | dev_err(&interface->dev, "Out of memory\n"); |
Kulikov Vasiliy | ab366c1 | 2010-07-13 15:22:46 +0400 | [diff] [blame] | 1000 | ret = -ENOMEM; |
| 1001 | goto err_destruct; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1002 | } |
| 1003 | |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 1004 | line6->buffer_message = |
| 1005 | kmalloc(LINE6_MESSAGE_MAXLEN, GFP_KERNEL); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1006 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 1007 | if (line6->buffer_message == NULL) { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1008 | dev_err(&interface->dev, "Out of memory\n"); |
Kulikov Vasiliy | ab366c1 | 2010-07-13 15:22:46 +0400 | [diff] [blame] | 1009 | ret = -ENOMEM; |
| 1010 | goto err_destruct; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1011 | } |
| 1012 | |
| 1013 | line6->urb_listen = usb_alloc_urb(0, GFP_KERNEL); |
| 1014 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 1015 | if (line6->urb_listen == NULL) { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1016 | dev_err(&interface->dev, "Out of memory\n"); |
| 1017 | line6_destruct(interface); |
Kulikov Vasiliy | ab366c1 | 2010-07-13 15:22:46 +0400 | [diff] [blame] | 1018 | ret = -ENOMEM; |
| 1019 | goto err_destruct; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1020 | } |
| 1021 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 1022 | ret = line6_start_listen(line6); |
| 1023 | if (ret < 0) { |
| 1024 | dev_err(&interface->dev, "%s: usb_submit_urb failed\n", |
| 1025 | __func__); |
Kulikov Vasiliy | ab366c1 | 2010-07-13 15:22:46 +0400 | [diff] [blame] | 1026 | goto err_destruct; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1027 | } |
| 1028 | } |
| 1029 | |
| 1030 | /* initialize device data based on product id: */ |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 1031 | switch (product) { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1032 | case LINE6_DEVID_BASSPODXT: |
| 1033 | case LINE6_DEVID_BASSPODXTLIVE: |
| 1034 | case LINE6_DEVID_BASSPODXTPRO: |
| 1035 | case LINE6_DEVID_POCKETPOD: |
| 1036 | case LINE6_DEVID_PODX3: |
| 1037 | case LINE6_DEVID_PODX3LIVE: |
| 1038 | case LINE6_DEVID_PODXT: |
| 1039 | case LINE6_DEVID_PODXTPRO: |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 1040 | ret = line6_pod_init(interface, (struct usb_line6_pod *)line6); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1041 | break; |
| 1042 | |
Stefan Hajnoczi | 16dc104 | 2011-11-23 08:20:42 +0000 | [diff] [blame] | 1043 | case LINE6_DEVID_PODHD300: |
Markus Grabner | 4c6fb5f | 2011-12-05 23:51:53 +0100 | [diff] [blame] | 1044 | case LINE6_DEVID_PODHD500: |
Stefan Hajnoczi | 16dc104 | 2011-11-23 08:20:42 +0000 | [diff] [blame] | 1045 | ret = line6_podhd_init(interface, |
| 1046 | (struct usb_line6_podhd *)line6); |
| 1047 | break; |
| 1048 | |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1049 | case LINE6_DEVID_PODXTLIVE: |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 1050 | switch (interface_number) { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1051 | case PODXTLIVE_INTERFACE_POD: |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 1052 | ret = |
| 1053 | line6_pod_init(interface, |
| 1054 | (struct usb_line6_pod *)line6); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1055 | break; |
| 1056 | |
| 1057 | case PODXTLIVE_INTERFACE_VARIAX: |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 1058 | ret = |
| 1059 | line6_variax_init(interface, |
| 1060 | (struct usb_line6_variax *)line6); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1061 | break; |
| 1062 | |
| 1063 | default: |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 1064 | dev_err(&interface->dev, |
| 1065 | "PODxt Live interface %d not supported\n", |
| 1066 | interface_number); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1067 | ret = -ENODEV; |
| 1068 | } |
| 1069 | |
| 1070 | break; |
| 1071 | |
| 1072 | case LINE6_DEVID_VARIAX: |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 1073 | ret = |
| 1074 | line6_variax_init(interface, |
| 1075 | (struct usb_line6_variax *)line6); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1076 | break; |
| 1077 | |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 1078 | case LINE6_DEVID_PODSTUDIO_GX: |
| 1079 | case LINE6_DEVID_PODSTUDIO_UX1: |
| 1080 | case LINE6_DEVID_PODSTUDIO_UX2: |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1081 | case LINE6_DEVID_TONEPORT_GX: |
| 1082 | case LINE6_DEVID_TONEPORT_UX1: |
| 1083 | case LINE6_DEVID_TONEPORT_UX2: |
| 1084 | case LINE6_DEVID_GUITARPORT: |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 1085 | ret = |
| 1086 | line6_toneport_init(interface, |
| 1087 | (struct usb_line6_toneport *)line6); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1088 | break; |
| 1089 | |
| 1090 | default: |
| 1091 | MISSING_CASE; |
| 1092 | ret = -ENODEV; |
| 1093 | } |
| 1094 | |
Kulikov Vasiliy | ab366c1 | 2010-07-13 15:22:46 +0400 | [diff] [blame] | 1095 | if (ret < 0) |
| 1096 | goto err_destruct; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1097 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 1098 | ret = sysfs_create_link(&interface->dev.kobj, &usbdev->dev.kobj, |
| 1099 | "usb_device"); |
Kulikov Vasiliy | ab366c1 | 2010-07-13 15:22:46 +0400 | [diff] [blame] | 1100 | if (ret < 0) |
| 1101 | goto err_destruct; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1102 | |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 1103 | /* creation of additional special files should go here */ |
| 1104 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 1105 | dev_info(&interface->dev, "Line6 %s now attached\n", |
| 1106 | line6->properties->name); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1107 | line6_devices[devnum] = line6; |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 1108 | |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 1109 | switch (product) { |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 1110 | case LINE6_DEVID_PODX3: |
| 1111 | case LINE6_DEVID_PODX3LIVE: |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 1112 | dev_info(&interface->dev, |
| 1113 | "NOTE: the Line6 %s is detected, but not yet supported\n", |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 1114 | line6->properties->name); |
| 1115 | } |
| 1116 | |
| 1117 | /* increment reference counters: */ |
| 1118 | usb_get_intf(interface); |
| 1119 | usb_get_dev(usbdev); |
| 1120 | |
Kulikov Vasiliy | ab366c1 | 2010-07-13 15:22:46 +0400 | [diff] [blame] | 1121 | return 0; |
| 1122 | |
| 1123 | err_destruct: |
| 1124 | line6_destruct(interface); |
| 1125 | err_put: |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1126 | return ret; |
| 1127 | } |
| 1128 | |
| 1129 | /* |
| 1130 | Line6 device disconnected. |
| 1131 | */ |
| 1132 | static void line6_disconnect(struct usb_interface *interface) |
| 1133 | { |
| 1134 | struct usb_line6 *line6; |
| 1135 | struct usb_device *usbdev; |
| 1136 | int interface_number, i; |
| 1137 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 1138 | if (interface == NULL) |
| 1139 | return; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1140 | usbdev = interface_to_usbdev(interface); |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 1141 | if (usbdev == NULL) |
| 1142 | return; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1143 | |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 1144 | /* removal of additional special files should go here */ |
| 1145 | |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1146 | sysfs_remove_link(&interface->dev.kobj, "usb_device"); |
| 1147 | |
| 1148 | interface_number = interface->cur_altsetting->desc.bInterfaceNumber; |
| 1149 | line6 = usb_get_intfdata(interface); |
| 1150 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 1151 | if (line6 != NULL) { |
| 1152 | if (line6->urb_listen != NULL) |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 1153 | line6_stop_listen(line6); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1154 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 1155 | if (usbdev != line6->usbdev) |
| 1156 | dev_err(line6->ifcdev, |
| 1157 | "driver bug: inconsistent usb device\n"); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1158 | |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 1159 | switch (line6->usbdev->descriptor.idProduct) { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1160 | case LINE6_DEVID_BASSPODXT: |
| 1161 | case LINE6_DEVID_BASSPODXTLIVE: |
| 1162 | case LINE6_DEVID_BASSPODXTPRO: |
| 1163 | case LINE6_DEVID_POCKETPOD: |
| 1164 | case LINE6_DEVID_PODX3: |
| 1165 | case LINE6_DEVID_PODX3LIVE: |
| 1166 | case LINE6_DEVID_PODXT: |
| 1167 | case LINE6_DEVID_PODXTPRO: |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 1168 | line6_pod_disconnect(interface); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1169 | break; |
| 1170 | |
Stefan Hajnoczi | 16dc104 | 2011-11-23 08:20:42 +0000 | [diff] [blame] | 1171 | case LINE6_DEVID_PODHD300: |
Markus Grabner | 4c6fb5f | 2011-12-05 23:51:53 +0100 | [diff] [blame] | 1172 | case LINE6_DEVID_PODHD500: |
Stefan Hajnoczi | 16dc104 | 2011-11-23 08:20:42 +0000 | [diff] [blame] | 1173 | line6_podhd_disconnect(interface); |
| 1174 | break; |
| 1175 | |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1176 | case LINE6_DEVID_PODXTLIVE: |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 1177 | switch (interface_number) { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1178 | case PODXTLIVE_INTERFACE_POD: |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 1179 | line6_pod_disconnect(interface); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1180 | break; |
| 1181 | |
| 1182 | case PODXTLIVE_INTERFACE_VARIAX: |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 1183 | line6_variax_disconnect(interface); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1184 | break; |
| 1185 | } |
| 1186 | |
| 1187 | break; |
| 1188 | |
| 1189 | case LINE6_DEVID_VARIAX: |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 1190 | line6_variax_disconnect(interface); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1191 | break; |
| 1192 | |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 1193 | case LINE6_DEVID_PODSTUDIO_GX: |
| 1194 | case LINE6_DEVID_PODSTUDIO_UX1: |
| 1195 | case LINE6_DEVID_PODSTUDIO_UX2: |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1196 | case LINE6_DEVID_TONEPORT_GX: |
| 1197 | case LINE6_DEVID_TONEPORT_UX1: |
| 1198 | case LINE6_DEVID_TONEPORT_UX2: |
| 1199 | case LINE6_DEVID_GUITARPORT: |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 1200 | line6_toneport_disconnect(interface); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1201 | break; |
| 1202 | |
| 1203 | default: |
| 1204 | MISSING_CASE; |
| 1205 | } |
| 1206 | |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 1207 | dev_info(&interface->dev, "Line6 %s now disconnected\n", |
| 1208 | line6->properties->name); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1209 | |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 1210 | for (i = LINE6_MAX_DEVICES; i--;) |
Greg Kroah-Hartman | 36445bc | 2009-02-27 22:42:18 -0800 | [diff] [blame] | 1211 | if (line6_devices[i] == line6) |
Greg Kroah-Hartman | 536165d | 2009-02-27 20:49:46 -0800 | [diff] [blame] | 1212 | line6_devices[i] = NULL; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1213 | } |
| 1214 | |
| 1215 | line6_destruct(interface); |
| 1216 | |
| 1217 | /* decrement reference counters: */ |
| 1218 | usb_put_intf(interface); |
| 1219 | usb_put_dev(usbdev); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1220 | } |
| 1221 | |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 1222 | #ifdef CONFIG_PM |
| 1223 | |
| 1224 | /* |
| 1225 | Suspend Line6 device. |
| 1226 | */ |
| 1227 | static int line6_suspend(struct usb_interface *interface, pm_message_t message) |
| 1228 | { |
| 1229 | struct usb_line6 *line6 = usb_get_intfdata(interface); |
| 1230 | struct snd_line6_pcm *line6pcm = line6->line6pcm; |
| 1231 | |
| 1232 | snd_power_change_state(line6->card, SNDRV_CTL_POWER_D3hot); |
| 1233 | |
| 1234 | if (line6->properties->capabilities & LINE6_BIT_CONTROL) |
| 1235 | line6_stop_listen(line6); |
| 1236 | |
| 1237 | if (line6pcm != NULL) { |
| 1238 | snd_pcm_suspend_all(line6pcm->pcm); |
| 1239 | line6_pcm_disconnect(line6pcm); |
| 1240 | line6pcm->flags = 0; |
| 1241 | } |
| 1242 | |
| 1243 | return 0; |
| 1244 | } |
| 1245 | |
| 1246 | /* |
| 1247 | Resume Line6 device. |
| 1248 | */ |
| 1249 | static int line6_resume(struct usb_interface *interface) |
| 1250 | { |
| 1251 | struct usb_line6 *line6 = usb_get_intfdata(interface); |
| 1252 | |
| 1253 | if (line6->properties->capabilities & LINE6_BIT_CONTROL) |
| 1254 | line6_start_listen(line6); |
| 1255 | |
| 1256 | snd_power_change_state(line6->card, SNDRV_CTL_POWER_D0); |
| 1257 | return 0; |
| 1258 | } |
| 1259 | |
| 1260 | /* |
| 1261 | Resume Line6 device after reset. |
| 1262 | */ |
| 1263 | static int line6_reset_resume(struct usb_interface *interface) |
| 1264 | { |
| 1265 | struct usb_line6 *line6 = usb_get_intfdata(interface); |
| 1266 | |
| 1267 | switch (line6->usbdev->descriptor.idProduct) { |
| 1268 | case LINE6_DEVID_PODSTUDIO_GX: |
| 1269 | case LINE6_DEVID_PODSTUDIO_UX1: |
| 1270 | case LINE6_DEVID_PODSTUDIO_UX2: |
| 1271 | case LINE6_DEVID_TONEPORT_GX: |
| 1272 | case LINE6_DEVID_TONEPORT_UX1: |
| 1273 | case LINE6_DEVID_TONEPORT_UX2: |
| 1274 | case LINE6_DEVID_GUITARPORT: |
| 1275 | line6_toneport_reset_resume((struct usb_line6_toneport *)line6); |
| 1276 | } |
| 1277 | |
| 1278 | return line6_resume(interface); |
| 1279 | } |
| 1280 | |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 1281 | #endif /* CONFIG_PM */ |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 1282 | |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1283 | static struct usb_driver line6_driver = { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1284 | .name = DRIVER_NAME, |
| 1285 | .probe = line6_probe, |
| 1286 | .disconnect = line6_disconnect, |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 1287 | #ifdef CONFIG_PM |
| 1288 | .suspend = line6_suspend, |
| 1289 | .resume = line6_resume, |
| 1290 | .reset_resume = line6_reset_resume, |
| 1291 | #endif |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1292 | .id_table = line6_id_table, |
| 1293 | }; |
| 1294 | |
| 1295 | /* |
| 1296 | Module initialization. |
| 1297 | */ |
| 1298 | static int __init line6_init(void) |
| 1299 | { |
Greg Kroah-Hartman | 305b876 | 2012-04-23 15:59:17 -0700 | [diff] [blame^] | 1300 | int retval; |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1301 | |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 1302 | printk(KERN_INFO "%s driver version %s\n", DRIVER_NAME, DRIVER_VERSION); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1303 | |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1304 | retval = usb_register(&line6_driver); |
| 1305 | |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 1306 | if (retval) { |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1307 | err("usb_register failed. Error number %d", retval); |
Markus Grabner | 1027f47 | 2010-08-12 01:35:30 +0200 | [diff] [blame] | 1308 | return retval; |
| 1309 | } |
| 1310 | |
| 1311 | line6_request_version = kmalloc(sizeof(line6_request_version0), |
| 1312 | GFP_KERNEL); |
| 1313 | |
| 1314 | if (line6_request_version == NULL) { |
| 1315 | err("Out of memory"); |
| 1316 | return -ENOMEM; |
| 1317 | } |
| 1318 | |
| 1319 | memcpy((char *)line6_request_version, line6_request_version0, |
| 1320 | sizeof(line6_request_version0)); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1321 | |
| 1322 | return retval; |
| 1323 | } |
| 1324 | |
| 1325 | /* |
| 1326 | Module cleanup. |
| 1327 | */ |
| 1328 | static void __exit line6_exit(void) |
| 1329 | { |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 1330 | int i; |
| 1331 | struct usb_line6 *line6; |
| 1332 | struct snd_line6_pcm *line6pcm; |
| 1333 | |
| 1334 | /* stop all PCM channels */ |
| 1335 | for (i = LINE6_MAX_DEVICES; i--;) { |
| 1336 | line6 = line6_devices[i]; |
| 1337 | |
| 1338 | if (line6 == NULL) |
| 1339 | continue; |
| 1340 | |
| 1341 | line6pcm = line6->line6pcm; |
| 1342 | |
| 1343 | if (line6pcm == NULL) |
| 1344 | continue; |
| 1345 | |
Markus Grabner | 0ca5488 | 2012-01-20 00:09:09 +0100 | [diff] [blame] | 1346 | line6_pcm_release(line6pcm, ~0); |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 1347 | } |
| 1348 | |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1349 | usb_deregister(&line6_driver); |
Markus Grabner | e1a164d | 2010-08-23 01:08:25 +0200 | [diff] [blame] | 1350 | kfree(line6_request_version); |
Markus Grabner | 705ecec | 2009-02-27 19:43:04 -0800 | [diff] [blame] | 1351 | } |
| 1352 | |
| 1353 | module_init(line6_init); |
| 1354 | module_exit(line6_exit); |
| 1355 | |
| 1356 | MODULE_AUTHOR(DRIVER_AUTHOR); |
| 1357 | MODULE_DESCRIPTION(DRIVER_DESC); |
| 1358 | MODULE_LICENSE("GPL"); |
| 1359 | MODULE_VERSION(DRIVER_VERSION); |