2 * Line6 Linux USB driver - 0.9.1beta
4 * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at)
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.
12 #include <linux/kernel.h>
13 #include <linux/module.h>
14 #include <linux/slab.h>
15 #include <linux/usb.h>
30 #define DRIVER_AUTHOR "Markus Grabner <grabner@icg.tugraz.at>"
31 #define DRIVER_DESC "Line6 USB Driver"
32 #define DRIVER_VERSION "0.9.1beta" DRIVER_REVISION
34 /* table of devices that work with this driver */
35 static const struct usb_device_id line6_id_table
[] = {
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
)},
41 {USB_DEVICE(LINE6_VENDOR_ID
, LINE6_DEVID_PODHD300
)},
42 {USB_DEVICE(LINE6_VENDOR_ID
, LINE6_DEVID_PODHD500
)},
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
)},
58 MODULE_DEVICE_TABLE(usb
, line6_id_table
);
61 static struct line6_properties line6_properties_table
[] = {
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
},
85 This is Line6's MIDI manufacturer ID.
87 const unsigned char line6_midi_id
[] = {
92 Code to request version of POD, Variax interface
93 (and maybe other devices).
95 static const char line6_request_version
[] = {
96 0xf0, 0x7e, 0x7f, 0x06, 0x01, 0xf7
99 struct usb_line6
*line6_devices
[LINE6_MAX_DEVICES
];
102 Class for asynchronous messages.
105 struct usb_line6
*line6
;
112 Forward declarations.
114 static void line6_data_received(struct urb
*urb
);
115 static int line6_send_raw_message_async_part(struct message
*msg
,
119 Start to listen on endpoint.
121 static int line6_start_listen(struct usb_line6
*line6
)
124 usb_fill_int_urb(line6
->urb_listen
, line6
->usbdev
,
125 usb_rcvintpipe(line6
->usbdev
, line6
->ep_control_read
),
126 line6
->buffer_listen
, LINE6_BUFSIZE_LISTEN
,
127 line6_data_received
, line6
, line6
->interval
);
128 line6
->urb_listen
->actual_length
= 0;
129 err
= usb_submit_urb(line6
->urb_listen
, GFP_ATOMIC
);
134 Stop listening on endpoint.
136 static void line6_stop_listen(struct usb_line6
*line6
)
138 usb_kill_urb(line6
->urb_listen
);
141 #ifdef CONFIG_LINE6_USB_DUMP_ANY
143 Write hexdump to syslog.
145 void line6_write_hexdump(struct usb_line6
*line6
, char dir
,
146 const unsigned char *buffer
, int size
)
148 static const int BYTES_PER_LINE
= 8;
150 char asc
[BYTES_PER_LINE
+ 1];
153 for (i
= 0; i
< size
; i
+= BYTES_PER_LINE
) {
154 int hexdumpsize
= sizeof(hexdump
);
156 int n
= min(size
- i
, BYTES_PER_LINE
);
159 for (j
= 0; j
< BYTES_PER_LINE
; ++j
) {
163 unsigned char val
= buffer
[i
+ j
];
164 bytes
= snprintf(p
, hexdumpsize
, " %02X", val
);
165 asc
[j
] = ((val
>= 0x20)
166 && (val
< 0x7f)) ? val
: '.';
168 bytes
= snprintf(p
, hexdumpsize
, " ");
170 if (bytes
> hexdumpsize
)
171 break; /* buffer overflow */
174 hexdumpsize
-= bytes
;
177 dev_info(line6
->ifcdev
, "%c%04X:%s %s\n", dir
, i
, hexdump
, asc
);
182 #ifdef CONFIG_LINE6_USB_DUMP_CTRL
184 Dump URB data to syslog.
186 static void line6_dump_urb(struct urb
*urb
)
188 struct usb_line6
*line6
= (struct usb_line6
*)urb
->context
;
193 line6_write_hexdump(line6
, 'R', (unsigned char *)urb
->transfer_buffer
,
199 Send raw message in pieces of wMaxPacketSize bytes.
201 int line6_send_raw_message(struct usb_line6
*line6
, const char *buffer
,
206 #ifdef CONFIG_LINE6_USB_DUMP_CTRL
207 line6_write_hexdump(line6
, 'S', buffer
, size
);
210 for (i
= 0; i
< size
; i
+= line6
->max_packet_size
) {
212 const char *frag_buf
= buffer
+ i
;
213 int frag_size
= min(line6
->max_packet_size
, size
- i
);
216 retval
= usb_interrupt_msg(line6
->usbdev
,
217 usb_sndintpipe(line6
->usbdev
,
218 line6
->ep_control_write
),
219 (char *)frag_buf
, frag_size
,
220 &partial
, LINE6_TIMEOUT
* HZ
);
223 dev_err(line6
->ifcdev
,
224 "usb_interrupt_msg failed (%d)\n", retval
);
235 Notification of completion of asynchronous request transmission.
237 static void line6_async_request_sent(struct urb
*urb
)
239 struct message
*msg
= (struct message
*)urb
->context
;
241 if (msg
->done
>= msg
->size
) {
245 line6_send_raw_message_async_part(msg
, urb
);
249 Asynchronously send part of a raw message.
251 static int line6_send_raw_message_async_part(struct message
*msg
,
255 struct usb_line6
*line6
= msg
->line6
;
256 int done
= msg
->done
;
257 int bytes
= min(msg
->size
- done
, line6
->max_packet_size
);
259 usb_fill_int_urb(urb
, line6
->usbdev
,
260 usb_sndintpipe(line6
->usbdev
, line6
->ep_control_write
),
261 (char *)msg
->buffer
+ done
, bytes
,
262 line6_async_request_sent
, msg
, line6
->interval
);
264 #ifdef CONFIG_LINE6_USB_DUMP_CTRL
265 line6_write_hexdump(line6
, 'S', (char *)msg
->buffer
+ done
, bytes
);
269 retval
= usb_submit_urb(urb
, GFP_ATOMIC
);
272 dev_err(line6
->ifcdev
, "%s: usb_submit_urb failed (%d)\n",
283 Setup and start timer.
285 void line6_start_timer(struct timer_list
*timer
, unsigned int msecs
,
286 void (*function
) (unsigned long), unsigned long data
)
288 setup_timer(timer
, function
, data
);
289 timer
->expires
= jiffies
+ msecs
* HZ
/ 1000;
294 Asynchronously send raw message.
296 int line6_send_raw_message_async(struct usb_line6
*line6
, const char *buffer
,
302 /* create message: */
303 msg
= kmalloc(sizeof(struct message
), GFP_ATOMIC
);
306 dev_err(line6
->ifcdev
, "Out of memory\n");
311 urb
= usb_alloc_urb(0, GFP_ATOMIC
);
315 dev_err(line6
->ifcdev
, "Out of memory\n");
319 /* set message data: */
321 msg
->buffer
= buffer
;
326 return line6_send_raw_message_async_part(msg
, urb
);
330 Send asynchronous device version request.
332 int line6_version_request_async(struct usb_line6
*line6
)
337 buffer
= kmalloc(sizeof(line6_request_version
), GFP_ATOMIC
);
338 if (buffer
== NULL
) {
339 dev_err(line6
->ifcdev
, "Out of memory");
343 memcpy(buffer
, line6_request_version
, sizeof(line6_request_version
));
345 retval
= line6_send_raw_message_async(line6
, buffer
,
346 sizeof(line6_request_version
));
352 Send sysex message in pieces of wMaxPacketSize bytes.
354 int line6_send_sysex_message(struct usb_line6
*line6
, const char *buffer
,
357 return line6_send_raw_message(line6
, buffer
,
358 size
+ SYSEX_EXTRA_SIZE
) -
363 Send sysex message in pieces of wMaxPacketSize bytes.
365 int line6_send_sysex_message_async(struct usb_line6
*line6
, const char *buffer
,
368 return line6_send_raw_message_async(line6
, buffer
,
369 size
+ SYSEX_EXTRA_SIZE
) -
374 Allocate buffer for sysex message and prepare header.
375 @param code sysex message code
376 @param size number of bytes between code and sysex end
378 char *line6_alloc_sysex_buffer(struct usb_line6
*line6
, int code1
, int code2
,
381 char *buffer
= kmalloc(size
+ SYSEX_EXTRA_SIZE
, GFP_ATOMIC
);
384 dev_err(line6
->ifcdev
, "out of memory\n");
388 buffer
[0] = LINE6_SYSEX_BEGIN
;
389 memcpy(buffer
+ 1, line6_midi_id
, sizeof(line6_midi_id
));
390 buffer
[sizeof(line6_midi_id
) + 1] = code1
;
391 buffer
[sizeof(line6_midi_id
) + 2] = code2
;
392 buffer
[sizeof(line6_midi_id
) + 3 + size
] = LINE6_SYSEX_END
;
397 Notification of data received from the Line6 device.
399 static void line6_data_received(struct urb
*urb
)
401 struct usb_line6
*line6
= (struct usb_line6
*)urb
->context
;
402 struct MidiBuffer
*mb
= &line6
->line6midi
->midibuf_in
;
405 if (urb
->status
== -ESHUTDOWN
)
408 #ifdef CONFIG_LINE6_USB_DUMP_CTRL
413 line6_midibuf_write(mb
, urb
->transfer_buffer
, urb
->actual_length
);
415 if (done
< urb
->actual_length
) {
416 line6_midibuf_ignore(mb
, done
);
417 DEBUG_MESSAGES(dev_err
419 "%d %d buffer overflow - message skipped\n",
420 done
, urb
->actual_length
));
425 line6_midibuf_read(mb
, line6
->buffer_message
,
426 LINE6_MESSAGE_MAXLEN
);
431 /* MIDI input filter */
432 if (line6_midibuf_skip_message
433 (mb
, line6
->line6midi
->midi_mask_receive
))
436 line6
->message_length
= done
;
437 #ifdef CONFIG_LINE6_USB_DUMP_MIDI
438 line6_write_hexdump(line6
, 'r', line6
->buffer_message
, done
);
440 line6_midi_receive(line6
, line6
->buffer_message
, done
);
442 switch (line6
->usbdev
->descriptor
.idProduct
) {
443 case LINE6_DEVID_BASSPODXT
:
444 case LINE6_DEVID_BASSPODXTLIVE
:
445 case LINE6_DEVID_BASSPODXTPRO
:
446 case LINE6_DEVID_PODXT
:
447 case LINE6_DEVID_PODXTPRO
:
448 case LINE6_DEVID_POCKETPOD
:
449 line6_pod_process_message((struct usb_line6_pod
*)
453 case LINE6_DEVID_PODHD300
:
454 case LINE6_DEVID_PODHD500
:
455 break; /* let userspace handle MIDI */
457 case LINE6_DEVID_PODXTLIVE
:
458 switch (line6
->interface_number
) {
459 case PODXTLIVE_INTERFACE_POD
:
460 line6_pod_process_message((struct usb_line6_pod
464 case PODXTLIVE_INTERFACE_VARIAX
:
465 line6_variax_process_message((struct
471 dev_err(line6
->ifcdev
,
472 "PODxt Live interface %d not supported\n",
473 line6
->interface_number
);
477 case LINE6_DEVID_VARIAX
:
478 line6_variax_process_message((struct usb_line6_variax
*)
487 line6_start_listen(line6
);
491 Send channel number (i.e., switch to a different sound).
493 int line6_send_program(struct usb_line6
*line6
, int value
)
496 unsigned char *buffer
;
499 buffer
= kmalloc(2, GFP_KERNEL
);
502 dev_err(line6
->ifcdev
, "out of memory\n");
506 buffer
[0] = LINE6_PROGRAM_CHANGE
| LINE6_CHANNEL_HOST
;
509 #ifdef CONFIG_LINE6_USB_DUMP_CTRL
510 line6_write_hexdump(line6
, 'S', buffer
, 2);
513 retval
= usb_interrupt_msg(line6
->usbdev
,
514 usb_sndintpipe(line6
->usbdev
,
515 line6
->ep_control_write
),
516 buffer
, 2, &partial
, LINE6_TIMEOUT
* HZ
);
519 dev_err(line6
->ifcdev
, "usb_interrupt_msg failed (%d)\n",
527 Transmit Line6 control parameter.
529 int line6_transmit_parameter(struct usb_line6
*line6
, int param
, int value
)
532 unsigned char *buffer
;
535 buffer
= kmalloc(3, GFP_KERNEL
);
538 dev_err(line6
->ifcdev
, "out of memory\n");
542 buffer
[0] = LINE6_PARAM_CHANGE
| LINE6_CHANNEL_HOST
;
546 #ifdef CONFIG_LINE6_USB_DUMP_CTRL
547 line6_write_hexdump(line6
, 'S', buffer
, 3);
550 retval
= usb_interrupt_msg(line6
->usbdev
,
551 usb_sndintpipe(line6
->usbdev
,
552 line6
->ep_control_write
),
553 buffer
, 3, &partial
, LINE6_TIMEOUT
* HZ
);
556 dev_err(line6
->ifcdev
, "usb_interrupt_msg failed (%d)\n",
564 Read data from device.
566 int line6_read_data(struct usb_line6
*line6
, int address
, void *data
,
569 struct usb_device
*usbdev
= line6
->usbdev
;
573 /* query the serial number: */
574 ret
= usb_control_msg(usbdev
, usb_sndctrlpipe(usbdev
, 0), 0x67,
575 USB_TYPE_VENDOR
| USB_RECIP_DEVICE
| USB_DIR_OUT
,
576 (datalen
<< 8) | 0x21, address
,
577 NULL
, 0, LINE6_TIMEOUT
* HZ
);
580 dev_err(line6
->ifcdev
, "read request failed (error %d)\n", ret
);
584 /* Wait for data length. We'll get a couple of 0xff until length arrives. */
586 ret
= usb_control_msg(usbdev
, usb_rcvctrlpipe(usbdev
, 0), 0x67,
587 USB_TYPE_VENDOR
| USB_RECIP_DEVICE
|
589 0x0012, 0x0000, &len
, 1,
592 dev_err(line6
->ifcdev
,
593 "receive length failed (error %d)\n", ret
);
596 } while (len
== 0xff);
598 if (len
!= datalen
) {
599 /* should be equal or something went wrong */
600 dev_err(line6
->ifcdev
,
601 "length mismatch (expected %d, got %d)\n",
602 (int)datalen
, (int)len
);
606 /* receive the result: */
607 ret
= usb_control_msg(usbdev
, usb_rcvctrlpipe(usbdev
, 0), 0x67,
608 USB_TYPE_VENDOR
| USB_RECIP_DEVICE
| USB_DIR_IN
,
609 0x0013, 0x0000, data
, datalen
,
613 dev_err(line6
->ifcdev
, "read failed (error %d)\n", ret
);
621 Write data to device.
623 int line6_write_data(struct usb_line6
*line6
, int address
, void *data
,
626 struct usb_device
*usbdev
= line6
->usbdev
;
628 unsigned char status
;
630 ret
= usb_control_msg(usbdev
, usb_sndctrlpipe(usbdev
, 0), 0x67,
631 USB_TYPE_VENDOR
| USB_RECIP_DEVICE
| USB_DIR_OUT
,
632 0x0022, address
, data
, datalen
,
636 dev_err(line6
->ifcdev
,
637 "write request failed (error %d)\n", ret
);
642 ret
= usb_control_msg(usbdev
, usb_rcvctrlpipe(usbdev
, 0),
644 USB_TYPE_VENDOR
| USB_RECIP_DEVICE
|
647 &status
, 1, LINE6_TIMEOUT
* HZ
);
650 dev_err(line6
->ifcdev
,
651 "receiving status failed (error %d)\n", ret
);
654 } while (status
== 0xff);
657 dev_err(line6
->ifcdev
, "write failed (error %d)\n", ret
);
665 Read Line6 device serial number.
666 (POD, TonePort, GuitarPort)
668 int line6_read_serial_number(struct usb_line6
*line6
, int *serial_number
)
670 return line6_read_data(line6
, 0x80d0, serial_number
,
671 sizeof(*serial_number
));
675 No operation (i.e., unsupported).
677 ssize_t
line6_nop_read(struct device
*dev
, struct device_attribute
*attr
,
684 No operation (i.e., unsupported).
686 ssize_t
line6_nop_write(struct device
*dev
, struct device_attribute
*attr
,
687 const char *buf
, size_t count
)
693 "write" request on "raw" special file.
695 #ifdef CONFIG_LINE6_USB_RAW
696 ssize_t
line6_set_raw(struct device
*dev
, struct device_attribute
*attr
,
697 const char *buf
, size_t count
)
699 struct usb_interface
*interface
= to_usb_interface(dev
);
700 struct usb_line6
*line6
= usb_get_intfdata(interface
);
701 line6_send_raw_message(line6
, buf
, count
);
709 static void line6_destruct(struct usb_interface
*interface
)
711 struct usb_line6
*line6
;
713 if (interface
== NULL
)
715 line6
= usb_get_intfdata(interface
);
719 /* free buffer memory first: */
720 kfree(line6
->buffer_message
);
721 kfree(line6
->buffer_listen
);
723 /* then free URBs: */
724 usb_free_urb(line6
->urb_listen
);
726 /* make sure the device isn't destructed twice: */
727 usb_set_intfdata(interface
, NULL
);
729 /* free interface data: */
736 static int line6_probe(struct usb_interface
*interface
,
737 const struct usb_device_id
*id
)
740 struct usb_device
*usbdev
;
741 struct usb_line6
*line6
;
742 const struct line6_properties
*properties
;
744 int interface_number
, alternate
= 0;
747 int ep_read
= 0, ep_write
= 0;
750 if (interface
== NULL
)
752 usbdev
= interface_to_usbdev(interface
);
756 /* we don't handle multiple configurations */
757 if (usbdev
->descriptor
.bNumConfigurations
!= 1) {
762 /* check vendor and product id */
763 for (devtype
= ARRAY_SIZE(line6_id_table
) - 1; devtype
--;) {
764 u16 idVendor
= le16_to_cpu(usbdev
->descriptor
.idVendor
);
765 u16 idProduct
= le16_to_cpu(usbdev
->descriptor
.idProduct
);
767 if (idVendor
== line6_id_table
[devtype
].idVendor
&&
768 idProduct
== line6_id_table
[devtype
].idProduct
)
777 /* find free slot in device table: */
778 for (devnum
= 0; devnum
< LINE6_MAX_DEVICES
; ++devnum
)
779 if (line6_devices
[devnum
] == NULL
)
782 if (devnum
== LINE6_MAX_DEVICES
) {
787 /* initialize device info: */
788 properties
= &line6_properties_table
[devtype
];
789 dev_info(&interface
->dev
, "Line6 %s found\n", properties
->name
);
790 product
= le16_to_cpu(usbdev
->descriptor
.idProduct
);
792 /* query interface number */
793 interface_number
= interface
->cur_altsetting
->desc
.bInterfaceNumber
;
796 case LINE6_DEVID_BASSPODXTLIVE
:
797 case LINE6_DEVID_PODXTLIVE
:
798 case LINE6_DEVID_VARIAX
:
802 case LINE6_DEVID_POCKETPOD
:
803 switch (interface_number
) {
805 return 0; /* this interface has no endpoints */
814 case LINE6_DEVID_PODHD500
:
815 case LINE6_DEVID_PODX3
:
816 case LINE6_DEVID_PODX3LIVE
:
817 switch (interface_number
) {
829 case LINE6_DEVID_BASSPODXT
:
830 case LINE6_DEVID_BASSPODXTPRO
:
831 case LINE6_DEVID_PODXT
:
832 case LINE6_DEVID_PODXTPRO
:
833 case LINE6_DEVID_PODHD300
:
837 case LINE6_DEVID_GUITARPORT
:
838 case LINE6_DEVID_PODSTUDIO_GX
:
839 case LINE6_DEVID_PODSTUDIO_UX1
:
840 case LINE6_DEVID_TONEPORT_GX
:
841 case LINE6_DEVID_TONEPORT_UX1
:
842 alternate
= 2; /* 1..4 seem to be ok */
845 case LINE6_DEVID_TONEPORT_UX2
:
846 case LINE6_DEVID_PODSTUDIO_UX2
:
847 switch (interface_number
) {
849 /* defaults to 44.1kHz, 16-bit */
853 /* don't know yet what this is ...
869 ret
= usb_set_interface(usbdev
, interface_number
, alternate
);
871 dev_err(&interface
->dev
, "set_interface failed\n");
875 /* initialize device data based on product id: */
877 case LINE6_DEVID_BASSPODXT
:
878 case LINE6_DEVID_BASSPODXTLIVE
:
879 case LINE6_DEVID_BASSPODXTPRO
:
880 case LINE6_DEVID_PODXT
:
881 case LINE6_DEVID_PODXTPRO
:
882 size
= sizeof(struct usb_line6_pod
);
887 case LINE6_DEVID_PODHD300
:
888 size
= sizeof(struct usb_line6_podhd
);
893 case LINE6_DEVID_PODHD500
:
894 size
= sizeof(struct usb_line6_podhd
);
899 case LINE6_DEVID_POCKETPOD
:
900 size
= sizeof(struct usb_line6_pod
);
905 case LINE6_DEVID_PODX3
:
906 case LINE6_DEVID_PODX3LIVE
:
907 /* currently unused! */
908 size
= sizeof(struct usb_line6_pod
);
913 case LINE6_DEVID_PODSTUDIO_GX
:
914 case LINE6_DEVID_PODSTUDIO_UX1
:
915 case LINE6_DEVID_PODSTUDIO_UX2
:
916 case LINE6_DEVID_TONEPORT_GX
:
917 case LINE6_DEVID_TONEPORT_UX1
:
918 case LINE6_DEVID_TONEPORT_UX2
:
919 case LINE6_DEVID_GUITARPORT
:
920 size
= sizeof(struct usb_line6_toneport
);
921 /* these don't have a control channel */
924 case LINE6_DEVID_PODXTLIVE
:
925 switch (interface_number
) {
926 case PODXTLIVE_INTERFACE_POD
:
927 size
= sizeof(struct usb_line6_pod
);
932 case PODXTLIVE_INTERFACE_VARIAX
:
933 size
= sizeof(struct usb_line6_variax
);
944 case LINE6_DEVID_VARIAX
:
945 size
= sizeof(struct usb_line6_variax
);
957 dev_err(&interface
->dev
,
958 "driver bug: interface data size not set\n");
963 line6
= kzalloc(size
, GFP_KERNEL
);
966 dev_err(&interface
->dev
, "Out of memory\n");
971 /* store basic data: */
972 line6
->interface_number
= interface_number
;
973 line6
->properties
= properties
;
974 line6
->usbdev
= usbdev
;
975 line6
->ifcdev
= &interface
->dev
;
976 line6
->ep_control_read
= ep_read
;
977 line6
->ep_control_write
= ep_write
;
978 line6
->product
= product
;
980 /* get data from endpoint descriptor (see usb_maxpacket): */
982 struct usb_host_endpoint
*ep
;
984 usb_pipeendpoint(usb_rcvintpipe(usbdev
, ep_read
));
985 ep
= usbdev
->ep_in
[epnum
];
988 line6
->interval
= ep
->desc
.bInterval
;
989 line6
->max_packet_size
=
990 le16_to_cpu(ep
->desc
.wMaxPacketSize
);
992 line6
->interval
= LINE6_FALLBACK_INTERVAL
;
993 line6
->max_packet_size
= LINE6_FALLBACK_MAXPACKETSIZE
;
994 dev_err(line6
->ifcdev
,
995 "endpoint not available, using fallback values");
999 usb_set_intfdata(interface
, line6
);
1001 if (properties
->capabilities
& LINE6_BIT_CONTROL
) {
1002 /* initialize USB buffers: */
1003 line6
->buffer_listen
=
1004 kmalloc(LINE6_BUFSIZE_LISTEN
, GFP_KERNEL
);
1006 if (line6
->buffer_listen
== NULL
) {
1007 dev_err(&interface
->dev
, "Out of memory\n");
1012 line6
->buffer_message
=
1013 kmalloc(LINE6_MESSAGE_MAXLEN
, GFP_KERNEL
);
1015 if (line6
->buffer_message
== NULL
) {
1016 dev_err(&interface
->dev
, "Out of memory\n");
1021 line6
->urb_listen
= usb_alloc_urb(0, GFP_KERNEL
);
1023 if (line6
->urb_listen
== NULL
) {
1024 dev_err(&interface
->dev
, "Out of memory\n");
1025 line6_destruct(interface
);
1030 ret
= line6_start_listen(line6
);
1032 dev_err(&interface
->dev
, "%s: usb_submit_urb failed\n",
1038 /* initialize device data based on product id: */
1040 case LINE6_DEVID_BASSPODXT
:
1041 case LINE6_DEVID_BASSPODXTLIVE
:
1042 case LINE6_DEVID_BASSPODXTPRO
:
1043 case LINE6_DEVID_POCKETPOD
:
1044 case LINE6_DEVID_PODX3
:
1045 case LINE6_DEVID_PODX3LIVE
:
1046 case LINE6_DEVID_PODXT
:
1047 case LINE6_DEVID_PODXTPRO
:
1048 ret
= line6_pod_init(interface
, (struct usb_line6_pod
*)line6
);
1051 case LINE6_DEVID_PODHD300
:
1052 case LINE6_DEVID_PODHD500
:
1053 ret
= line6_podhd_init(interface
,
1054 (struct usb_line6_podhd
*)line6
);
1057 case LINE6_DEVID_PODXTLIVE
:
1058 switch (interface_number
) {
1059 case PODXTLIVE_INTERFACE_POD
:
1061 line6_pod_init(interface
,
1062 (struct usb_line6_pod
*)line6
);
1065 case PODXTLIVE_INTERFACE_VARIAX
:
1067 line6_variax_init(interface
,
1068 (struct usb_line6_variax
*)line6
);
1072 dev_err(&interface
->dev
,
1073 "PODxt Live interface %d not supported\n",
1080 case LINE6_DEVID_VARIAX
:
1082 line6_variax_init(interface
,
1083 (struct usb_line6_variax
*)line6
);
1086 case LINE6_DEVID_PODSTUDIO_GX
:
1087 case LINE6_DEVID_PODSTUDIO_UX1
:
1088 case LINE6_DEVID_PODSTUDIO_UX2
:
1089 case LINE6_DEVID_TONEPORT_GX
:
1090 case LINE6_DEVID_TONEPORT_UX1
:
1091 case LINE6_DEVID_TONEPORT_UX2
:
1092 case LINE6_DEVID_GUITARPORT
:
1094 line6_toneport_init(interface
,
1095 (struct usb_line6_toneport
*)line6
);
1106 ret
= sysfs_create_link(&interface
->dev
.kobj
, &usbdev
->dev
.kobj
,
1111 /* creation of additional special files should go here */
1113 dev_info(&interface
->dev
, "Line6 %s now attached\n",
1114 line6
->properties
->name
);
1115 line6_devices
[devnum
] = line6
;
1118 case LINE6_DEVID_PODX3
:
1119 case LINE6_DEVID_PODX3LIVE
:
1120 dev_info(&interface
->dev
,
1121 "NOTE: the Line6 %s is detected, but not yet supported\n",
1122 line6
->properties
->name
);
1125 /* increment reference counters: */
1126 usb_get_intf(interface
);
1127 usb_get_dev(usbdev
);
1132 line6_destruct(interface
);
1138 Line6 device disconnected.
1140 static void line6_disconnect(struct usb_interface
*interface
)
1142 struct usb_line6
*line6
;
1143 struct usb_device
*usbdev
;
1144 int interface_number
, i
;
1146 if (interface
== NULL
)
1148 usbdev
= interface_to_usbdev(interface
);
1152 /* removal of additional special files should go here */
1154 sysfs_remove_link(&interface
->dev
.kobj
, "usb_device");
1156 interface_number
= interface
->cur_altsetting
->desc
.bInterfaceNumber
;
1157 line6
= usb_get_intfdata(interface
);
1159 if (line6
!= NULL
) {
1160 if (line6
->urb_listen
!= NULL
)
1161 line6_stop_listen(line6
);
1163 if (usbdev
!= line6
->usbdev
)
1164 dev_err(line6
->ifcdev
,
1165 "driver bug: inconsistent usb device\n");
1167 switch (line6
->usbdev
->descriptor
.idProduct
) {
1168 case LINE6_DEVID_BASSPODXT
:
1169 case LINE6_DEVID_BASSPODXTLIVE
:
1170 case LINE6_DEVID_BASSPODXTPRO
:
1171 case LINE6_DEVID_POCKETPOD
:
1172 case LINE6_DEVID_PODX3
:
1173 case LINE6_DEVID_PODX3LIVE
:
1174 case LINE6_DEVID_PODXT
:
1175 case LINE6_DEVID_PODXTPRO
:
1176 line6_pod_disconnect(interface
);
1179 case LINE6_DEVID_PODHD300
:
1180 case LINE6_DEVID_PODHD500
:
1181 line6_podhd_disconnect(interface
);
1184 case LINE6_DEVID_PODXTLIVE
:
1185 switch (interface_number
) {
1186 case PODXTLIVE_INTERFACE_POD
:
1187 line6_pod_disconnect(interface
);
1190 case PODXTLIVE_INTERFACE_VARIAX
:
1191 line6_variax_disconnect(interface
);
1197 case LINE6_DEVID_VARIAX
:
1198 line6_variax_disconnect(interface
);
1201 case LINE6_DEVID_PODSTUDIO_GX
:
1202 case LINE6_DEVID_PODSTUDIO_UX1
:
1203 case LINE6_DEVID_PODSTUDIO_UX2
:
1204 case LINE6_DEVID_TONEPORT_GX
:
1205 case LINE6_DEVID_TONEPORT_UX1
:
1206 case LINE6_DEVID_TONEPORT_UX2
:
1207 case LINE6_DEVID_GUITARPORT
:
1208 line6_toneport_disconnect(interface
);
1215 dev_info(&interface
->dev
, "Line6 %s now disconnected\n",
1216 line6
->properties
->name
);
1218 for (i
= LINE6_MAX_DEVICES
; i
--;)
1219 if (line6_devices
[i
] == line6
)
1220 line6_devices
[i
] = NULL
;
1223 line6_destruct(interface
);
1225 /* decrement reference counters: */
1226 usb_put_intf(interface
);
1227 usb_put_dev(usbdev
);
1233 Suspend Line6 device.
1235 static int line6_suspend(struct usb_interface
*interface
, pm_message_t message
)
1237 struct usb_line6
*line6
= usb_get_intfdata(interface
);
1238 struct snd_line6_pcm
*line6pcm
= line6
->line6pcm
;
1240 snd_power_change_state(line6
->card
, SNDRV_CTL_POWER_D3hot
);
1242 if (line6
->properties
->capabilities
& LINE6_BIT_CONTROL
)
1243 line6_stop_listen(line6
);
1245 if (line6pcm
!= NULL
) {
1246 snd_pcm_suspend_all(line6pcm
->pcm
);
1247 line6_pcm_disconnect(line6pcm
);
1248 line6pcm
->flags
= 0;
1255 Resume Line6 device.
1257 static int line6_resume(struct usb_interface
*interface
)
1259 struct usb_line6
*line6
= usb_get_intfdata(interface
);
1261 if (line6
->properties
->capabilities
& LINE6_BIT_CONTROL
)
1262 line6_start_listen(line6
);
1264 snd_power_change_state(line6
->card
, SNDRV_CTL_POWER_D0
);
1269 Resume Line6 device after reset.
1271 static int line6_reset_resume(struct usb_interface
*interface
)
1273 struct usb_line6
*line6
= usb_get_intfdata(interface
);
1275 switch (line6
->usbdev
->descriptor
.idProduct
) {
1276 case LINE6_DEVID_PODSTUDIO_GX
:
1277 case LINE6_DEVID_PODSTUDIO_UX1
:
1278 case LINE6_DEVID_PODSTUDIO_UX2
:
1279 case LINE6_DEVID_TONEPORT_GX
:
1280 case LINE6_DEVID_TONEPORT_UX1
:
1281 case LINE6_DEVID_TONEPORT_UX2
:
1282 case LINE6_DEVID_GUITARPORT
:
1283 line6_toneport_reset_resume((struct usb_line6_toneport
*)line6
);
1286 return line6_resume(interface
);
1289 #endif /* CONFIG_PM */
1291 static struct usb_driver line6_driver
= {
1292 .name
= DRIVER_NAME
,
1293 .probe
= line6_probe
,
1294 .disconnect
= line6_disconnect
,
1296 .suspend
= line6_suspend
,
1297 .resume
= line6_resume
,
1298 .reset_resume
= line6_reset_resume
,
1300 .id_table
= line6_id_table
,
1303 module_usb_driver(line6_driver
);
1305 MODULE_AUTHOR(DRIVER_AUTHOR
);
1306 MODULE_DESCRIPTION(DRIVER_DESC
);
1307 MODULE_LICENSE("GPL");
1308 MODULE_VERSION(DRIVER_VERSION
);