2007-03-26 17:11:24 +00:00
|
|
|
/*
|
|
|
|
* caiaq.c: ALSA driver for caiaq/NativeInstruments devices
|
|
|
|
*
|
|
|
|
* Copyright (c) 2007 Daniel Mack <daniel@caiaq.de>
|
|
|
|
* Karsten Wiese <fzu@wemgehoertderstaat.de>
|
|
|
|
*
|
|
|
|
* This program is free software; you can redistribute it and/or modify
|
|
|
|
* it under the terms of the GNU General Public License as published by
|
|
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
|
|
* (at your option) any later version.
|
|
|
|
*
|
|
|
|
* This program is distributed in the hope that it will be useful,
|
|
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
|
|
* GNU General Public License for more details.
|
|
|
|
*
|
|
|
|
* You should have received a copy of the GNU General Public License
|
|
|
|
* along with this program; if not, write to the Free Software
|
|
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
|
|
*/
|
|
|
|
|
|
|
|
#include <linux/init.h>
|
|
|
|
#include <linux/module.h>
|
|
|
|
#include <linux/moduleparam.h>
|
|
|
|
#include <linux/interrupt.h>
|
|
|
|
#include <linux/usb.h>
|
|
|
|
#include <linux/input.h>
|
|
|
|
#include <linux/spinlock.h>
|
|
|
|
#include <sound/driver.h>
|
|
|
|
#include <sound/core.h>
|
|
|
|
#include <sound/initval.h>
|
|
|
|
#include <sound/pcm.h>
|
|
|
|
#include <sound/rawmidi.h>
|
|
|
|
|
|
|
|
#include "caiaq-device.h"
|
|
|
|
#include "caiaq-audio.h"
|
|
|
|
#include "caiaq-midi.h"
|
|
|
|
|
|
|
|
#ifdef CONFIG_SND_USB_CAIAQ_INPUT
|
|
|
|
#include "caiaq-input.h"
|
|
|
|
#endif
|
|
|
|
|
|
|
|
MODULE_AUTHOR("Daniel Mack <daniel@caiaq.de>");
|
2007-09-17 12:45:14 +00:00
|
|
|
MODULE_DESCRIPTION("caiaq USB audio, version 1.2.0");
|
2007-03-26 17:11:24 +00:00
|
|
|
MODULE_LICENSE("GPL");
|
|
|
|
MODULE_SUPPORTED_DEVICE("{{Native Instruments, RigKontrol2},"
|
2007-09-17 12:45:14 +00:00
|
|
|
"{Native Instruments, RigKontrol3},"
|
2007-03-26 17:11:24 +00:00
|
|
|
"{Native Instruments, Kore Controller},"
|
|
|
|
"{Native Instruments, Audio Kontrol 1}"
|
|
|
|
"{Native Instruments, Audio 8 DJ}}");
|
|
|
|
|
|
|
|
static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-max */
|
|
|
|
static char* id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* Id for this card */
|
|
|
|
static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */
|
|
|
|
static int snd_card_used[SNDRV_CARDS];
|
|
|
|
|
|
|
|
module_param_array(index, int, NULL, 0444);
|
|
|
|
MODULE_PARM_DESC(index, "Index value for the caiaq sound device");
|
|
|
|
module_param_array(id, charp, NULL, 0444);
|
|
|
|
MODULE_PARM_DESC(id, "ID string for the caiaq soundcard.");
|
|
|
|
module_param_array(enable, bool, NULL, 0444);
|
|
|
|
MODULE_PARM_DESC(enable, "Enable the caiaq soundcard.");
|
|
|
|
|
|
|
|
enum {
|
|
|
|
SAMPLERATE_44100 = 0,
|
|
|
|
SAMPLERATE_48000 = 1,
|
|
|
|
SAMPLERATE_96000 = 2,
|
|
|
|
SAMPLERATE_192000 = 3,
|
|
|
|
SAMPLERATE_88200 = 4,
|
|
|
|
SAMPLERATE_INVALID = 0xff
|
|
|
|
};
|
|
|
|
|
|
|
|
enum {
|
|
|
|
DEPTH_NONE = 0,
|
|
|
|
DEPTH_16 = 1,
|
|
|
|
DEPTH_24 = 2,
|
|
|
|
DEPTH_32 = 3
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct usb_device_id snd_usb_id_table[] = {
|
|
|
|
{
|
|
|
|
.match_flags = USB_DEVICE_ID_MATCH_DEVICE,
|
|
|
|
.idVendor = USB_VID_NATIVEINSTRUMENTS,
|
|
|
|
.idProduct = USB_PID_RIGKONTROL2
|
|
|
|
},
|
2007-09-17 12:45:14 +00:00
|
|
|
{
|
|
|
|
.match_flags = USB_DEVICE_ID_MATCH_DEVICE,
|
|
|
|
.idVendor = USB_VID_NATIVEINSTRUMENTS,
|
|
|
|
.idProduct = USB_PID_RIGKONTROL3
|
|
|
|
},
|
2007-03-26 17:11:24 +00:00
|
|
|
{
|
|
|
|
.match_flags = USB_DEVICE_ID_MATCH_DEVICE,
|
|
|
|
.idVendor = USB_VID_NATIVEINSTRUMENTS,
|
|
|
|
.idProduct = USB_PID_KORECONTROLLER
|
|
|
|
},
|
|
|
|
{
|
|
|
|
.match_flags = USB_DEVICE_ID_MATCH_DEVICE,
|
|
|
|
.idVendor = USB_VID_NATIVEINSTRUMENTS,
|
|
|
|
.idProduct = USB_PID_AK1
|
|
|
|
},
|
|
|
|
{
|
|
|
|
.match_flags = USB_DEVICE_ID_MATCH_DEVICE,
|
|
|
|
.idVendor = USB_VID_NATIVEINSTRUMENTS,
|
|
|
|
.idProduct = USB_PID_AUDIO8DJ
|
|
|
|
},
|
|
|
|
{ /* terminator */ }
|
|
|
|
};
|
|
|
|
|
|
|
|
static void usb_ep1_command_reply_dispatch (struct urb* urb)
|
|
|
|
{
|
|
|
|
int ret;
|
|
|
|
struct snd_usb_caiaqdev *dev = urb->context;
|
|
|
|
unsigned char *buf = urb->transfer_buffer;
|
|
|
|
|
|
|
|
if (urb->status || !dev) {
|
|
|
|
log("received EP1 urb->status = %i\n", urb->status);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
switch(buf[0]) {
|
|
|
|
case EP1_CMD_GET_DEVICE_INFO:
|
|
|
|
memcpy(&dev->spec, buf+1, sizeof(struct caiaq_device_spec));
|
|
|
|
dev->spec.fw_version = le16_to_cpu(dev->spec.fw_version);
|
|
|
|
debug("device spec (firmware %d): audio: %d in, %d out, "
|
|
|
|
"MIDI: %d in, %d out, data alignment %d\n",
|
|
|
|
dev->spec.fw_version,
|
|
|
|
dev->spec.num_analog_audio_in,
|
|
|
|
dev->spec.num_analog_audio_out,
|
|
|
|
dev->spec.num_midi_in,
|
|
|
|
dev->spec.num_midi_out,
|
|
|
|
dev->spec.data_alignment);
|
|
|
|
|
|
|
|
dev->spec_received++;
|
|
|
|
wake_up(&dev->ep1_wait_queue);
|
|
|
|
break;
|
|
|
|
case EP1_CMD_AUDIO_PARAMS:
|
|
|
|
dev->audio_parm_answer = buf[1];
|
|
|
|
wake_up(&dev->ep1_wait_queue);
|
|
|
|
break;
|
|
|
|
case EP1_CMD_MIDI_READ:
|
|
|
|
snd_usb_caiaq_midi_handle_input(dev, buf[1], buf + 3, buf[2]);
|
|
|
|
break;
|
|
|
|
|
|
|
|
#ifdef CONFIG_SND_USB_CAIAQ_INPUT
|
|
|
|
case EP1_CMD_READ_ERP:
|
|
|
|
case EP1_CMD_READ_ANALOG:
|
|
|
|
case EP1_CMD_READ_IO:
|
|
|
|
snd_usb_caiaq_input_dispatch(dev, buf, urb->actual_length);
|
|
|
|
break;
|
|
|
|
#endif
|
|
|
|
}
|
|
|
|
|
|
|
|
dev->ep1_in_urb.actual_length = 0;
|
|
|
|
ret = usb_submit_urb(&dev->ep1_in_urb, GFP_ATOMIC);
|
|
|
|
if (ret < 0)
|
|
|
|
log("unable to submit urb. OOM!?\n");
|
|
|
|
}
|
|
|
|
|
|
|
|
static int send_command (struct snd_usb_caiaqdev *dev,
|
|
|
|
unsigned char command,
|
|
|
|
const unsigned char *buffer,
|
|
|
|
int len)
|
|
|
|
{
|
|
|
|
int actual_len;
|
|
|
|
struct usb_device *usb_dev = dev->chip.dev;
|
|
|
|
|
|
|
|
if (!usb_dev)
|
|
|
|
return -EIO;
|
|
|
|
|
|
|
|
if (len > EP1_BUFSIZE - 1)
|
|
|
|
len = EP1_BUFSIZE - 1;
|
|
|
|
|
|
|
|
if (buffer && len > 0)
|
|
|
|
memcpy(dev->ep1_out_buf+1, buffer, len);
|
|
|
|
|
|
|
|
dev->ep1_out_buf[0] = command;
|
|
|
|
return usb_bulk_msg(usb_dev, usb_sndbulkpipe(usb_dev, 1),
|
|
|
|
dev->ep1_out_buf, len+1, &actual_len, 200);
|
|
|
|
}
|
|
|
|
|
|
|
|
int snd_usb_caiaq_set_audio_params (struct snd_usb_caiaqdev *dev,
|
|
|
|
int rate, int depth, int bpp)
|
|
|
|
{
|
|
|
|
int ret;
|
|
|
|
char tmp[5];
|
|
|
|
|
|
|
|
switch (rate) {
|
|
|
|
case 44100: tmp[0] = SAMPLERATE_44100; break;
|
|
|
|
case 48000: tmp[0] = SAMPLERATE_48000; break;
|
|
|
|
case 88200: tmp[0] = SAMPLERATE_88200; break;
|
|
|
|
case 96000: tmp[0] = SAMPLERATE_96000; break;
|
|
|
|
case 192000: tmp[0] = SAMPLERATE_192000; break;
|
|
|
|
default: return -EINVAL;
|
|
|
|
}
|
|
|
|
|
|
|
|
switch (depth) {
|
|
|
|
case 16: tmp[1] = DEPTH_16; break;
|
|
|
|
case 24: tmp[1] = DEPTH_24; break;
|
|
|
|
default: return -EINVAL;
|
|
|
|
}
|
|
|
|
|
|
|
|
tmp[2] = bpp & 0xff;
|
|
|
|
tmp[3] = bpp >> 8;
|
|
|
|
tmp[4] = 1; /* packets per microframe */
|
|
|
|
|
|
|
|
debug("setting audio params: %d Hz, %d bits, %d bpp\n",
|
|
|
|
rate, depth, bpp);
|
|
|
|
|
|
|
|
dev->audio_parm_answer = -1;
|
|
|
|
ret = send_command(dev, EP1_CMD_AUDIO_PARAMS, tmp, sizeof(tmp));
|
|
|
|
|
|
|
|
if (ret)
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
if (!wait_event_timeout(dev->ep1_wait_queue,
|
|
|
|
dev->audio_parm_answer >= 0, HZ))
|
|
|
|
return -EPIPE;
|
|
|
|
|
|
|
|
if (dev->audio_parm_answer != 1)
|
|
|
|
debug("unable to set the device's audio params\n");
|
|
|
|
|
|
|
|
return dev->audio_parm_answer == 1 ? 0 : -EINVAL;
|
|
|
|
}
|
|
|
|
|
|
|
|
int snd_usb_caiaq_set_auto_msg (struct snd_usb_caiaqdev *dev,
|
|
|
|
int digital, int analog, int erp)
|
|
|
|
{
|
|
|
|
char tmp[3] = { digital, analog, erp };
|
|
|
|
return send_command(dev, EP1_CMD_AUTO_MSG, tmp, sizeof(tmp));
|
|
|
|
}
|
|
|
|
|
|
|
|
static void setup_card(struct snd_usb_caiaqdev *dev)
|
|
|
|
{
|
|
|
|
int ret;
|
2007-09-17 12:45:14 +00:00
|
|
|
char val[4];
|
2007-03-26 17:11:24 +00:00
|
|
|
|
|
|
|
/* device-specific startup specials */
|
|
|
|
switch (dev->chip.usb_id) {
|
|
|
|
case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL2):
|
|
|
|
/* RigKontrol2 - display centered dash ('-') */
|
|
|
|
val[0] = 0x00;
|
|
|
|
val[1] = 0x00;
|
|
|
|
val[2] = 0x01;
|
|
|
|
send_command(dev, EP1_CMD_WRITE_IO, val, 3);
|
|
|
|
break;
|
2007-09-17 12:45:14 +00:00
|
|
|
case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3):
|
|
|
|
/* RigKontrol2 - display two centered dashes ('--') */
|
|
|
|
val[0] = 0x00;
|
|
|
|
val[1] = 0x40;
|
|
|
|
val[2] = 0x40;
|
|
|
|
val[3] = 0x00;
|
|
|
|
send_command(dev, EP1_CMD_WRITE_IO, val, 4);
|
|
|
|
break;
|
2007-03-26 17:11:24 +00:00
|
|
|
case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AK1):
|
|
|
|
/* Audio Kontrol 1 - make USB-LED stop blinking */
|
|
|
|
val[0] = 0x00;
|
|
|
|
send_command(dev, EP1_CMD_WRITE_IO, val, 1);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
ret = snd_usb_caiaq_audio_init(dev);
|
|
|
|
if (ret < 0)
|
|
|
|
log("Unable to set up audio system (ret=%d)\n", ret);
|
|
|
|
|
|
|
|
ret = snd_usb_caiaq_midi_init(dev);
|
|
|
|
if (ret < 0)
|
|
|
|
log("Unable to set up MIDI system (ret=%d)\n", ret);
|
|
|
|
|
|
|
|
#ifdef CONFIG_SND_USB_CAIAQ_INPUT
|
|
|
|
ret = snd_usb_caiaq_input_init(dev);
|
|
|
|
if (ret < 0)
|
|
|
|
log("Unable to set up input system (ret=%d)\n", ret);
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* finally, register the card and all its sub-instances */
|
|
|
|
ret = snd_card_register(dev->chip.card);
|
|
|
|
if (ret < 0) {
|
|
|
|
log("snd_card_register() returned %d\n", ret);
|
|
|
|
snd_card_free(dev->chip.card);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static struct snd_card* create_card(struct usb_device* usb_dev)
|
|
|
|
{
|
|
|
|
int devnum;
|
|
|
|
struct snd_card *card;
|
|
|
|
struct snd_usb_caiaqdev *dev;
|
|
|
|
|
|
|
|
for (devnum = 0; devnum < SNDRV_CARDS; devnum++)
|
|
|
|
if (enable[devnum] && !snd_card_used[devnum])
|
|
|
|
break;
|
|
|
|
|
|
|
|
if (devnum >= SNDRV_CARDS)
|
|
|
|
return NULL;
|
|
|
|
|
|
|
|
card = snd_card_new(index[devnum], id[devnum], THIS_MODULE,
|
|
|
|
sizeof(struct snd_usb_caiaqdev));
|
|
|
|
if (!card)
|
|
|
|
return NULL;
|
|
|
|
|
|
|
|
dev = caiaqdev(card);
|
|
|
|
dev->chip.dev = usb_dev;
|
|
|
|
dev->chip.card = card;
|
|
|
|
dev->chip.usb_id = USB_ID(usb_dev->descriptor.idVendor,
|
|
|
|
usb_dev->descriptor.idProduct);
|
|
|
|
spin_lock_init(&dev->spinlock);
|
|
|
|
snd_card_set_dev(card, &usb_dev->dev);
|
|
|
|
|
|
|
|
return card;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int init_card(struct snd_usb_caiaqdev *dev)
|
|
|
|
{
|
|
|
|
char *c;
|
|
|
|
struct usb_device *usb_dev = dev->chip.dev;
|
|
|
|
struct snd_card *card = dev->chip.card;
|
|
|
|
int err, len;
|
|
|
|
|
|
|
|
if (usb_set_interface(usb_dev, 0, 1) != 0) {
|
|
|
|
log("can't set alt interface.\n");
|
|
|
|
return -EIO;
|
|
|
|
}
|
|
|
|
|
|
|
|
usb_init_urb(&dev->ep1_in_urb);
|
|
|
|
usb_init_urb(&dev->midi_out_urb);
|
|
|
|
|
|
|
|
usb_fill_bulk_urb(&dev->ep1_in_urb, usb_dev,
|
|
|
|
usb_rcvbulkpipe(usb_dev, 0x1),
|
|
|
|
dev->ep1_in_buf, EP1_BUFSIZE,
|
|
|
|
usb_ep1_command_reply_dispatch, dev);
|
|
|
|
|
|
|
|
usb_fill_bulk_urb(&dev->midi_out_urb, usb_dev,
|
|
|
|
usb_sndbulkpipe(usb_dev, 0x1),
|
|
|
|
dev->midi_out_buf, EP1_BUFSIZE,
|
|
|
|
snd_usb_caiaq_midi_output_done, dev);
|
|
|
|
|
|
|
|
init_waitqueue_head(&dev->ep1_wait_queue);
|
|
|
|
init_waitqueue_head(&dev->prepare_wait_queue);
|
|
|
|
|
|
|
|
if (usb_submit_urb(&dev->ep1_in_urb, GFP_KERNEL) != 0)
|
|
|
|
return -EIO;
|
|
|
|
|
|
|
|
err = send_command(dev, EP1_CMD_GET_DEVICE_INFO, NULL, 0);
|
|
|
|
if (err)
|
|
|
|
return err;
|
|
|
|
|
|
|
|
if (!wait_event_timeout(dev->ep1_wait_queue, dev->spec_received, HZ))
|
|
|
|
return -ENODEV;
|
|
|
|
|
|
|
|
usb_string(usb_dev, usb_dev->descriptor.iManufacturer,
|
|
|
|
dev->vendor_name, CAIAQ_USB_STR_LEN);
|
|
|
|
|
|
|
|
usb_string(usb_dev, usb_dev->descriptor.iProduct,
|
|
|
|
dev->product_name, CAIAQ_USB_STR_LEN);
|
|
|
|
|
|
|
|
usb_string(usb_dev, usb_dev->descriptor.iSerialNumber,
|
|
|
|
dev->serial, CAIAQ_USB_STR_LEN);
|
|
|
|
|
|
|
|
/* terminate serial string at first white space occurence */
|
|
|
|
c = strchr(dev->serial, ' ');
|
|
|
|
if (c)
|
|
|
|
*c = '\0';
|
|
|
|
|
|
|
|
strcpy(card->driver, MODNAME);
|
|
|
|
strcpy(card->shortname, dev->product_name);
|
|
|
|
|
|
|
|
len = snprintf(card->longname, sizeof(card->longname),
|
|
|
|
"%s %s (serial %s, ",
|
|
|
|
dev->vendor_name, dev->product_name, dev->serial);
|
|
|
|
|
|
|
|
if (len < sizeof(card->longname) - 2)
|
|
|
|
len += usb_make_path(usb_dev, card->longname + len,
|
|
|
|
sizeof(card->longname) - len);
|
|
|
|
|
|
|
|
card->longname[len++] = ')';
|
|
|
|
card->longname[len] = '\0';
|
|
|
|
setup_card(dev);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int snd_probe(struct usb_interface *intf,
|
|
|
|
const struct usb_device_id *id)
|
|
|
|
{
|
|
|
|
int ret;
|
|
|
|
struct snd_card *card;
|
|
|
|
struct usb_device *device = interface_to_usbdev(intf);
|
|
|
|
|
|
|
|
card = create_card(device);
|
|
|
|
|
|
|
|
if (!card)
|
|
|
|
return -ENOMEM;
|
|
|
|
|
|
|
|
dev_set_drvdata(&intf->dev, card);
|
|
|
|
ret = init_card(caiaqdev(card));
|
|
|
|
if (ret < 0) {
|
|
|
|
log("unable to init card! (ret=%d)\n", ret);
|
|
|
|
snd_card_free(card);
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void snd_disconnect(struct usb_interface *intf)
|
|
|
|
{
|
|
|
|
struct snd_usb_caiaqdev *dev;
|
|
|
|
struct snd_card *card = dev_get_drvdata(&intf->dev);
|
|
|
|
|
|
|
|
debug("snd_disconnect(%p)\n", intf);
|
|
|
|
|
|
|
|
if (!card)
|
|
|
|
return;
|
|
|
|
|
|
|
|
dev = caiaqdev(card);
|
|
|
|
snd_card_disconnect(card);
|
|
|
|
|
|
|
|
#ifdef CONFIG_SND_USB_CAIAQ_INPUT
|
|
|
|
snd_usb_caiaq_input_free(dev);
|
|
|
|
#endif
|
|
|
|
snd_usb_caiaq_audio_free(dev);
|
|
|
|
|
|
|
|
usb_kill_urb(&dev->ep1_in_urb);
|
|
|
|
usb_kill_urb(&dev->midi_out_urb);
|
|
|
|
|
|
|
|
snd_card_free(card);
|
|
|
|
usb_reset_device(interface_to_usbdev(intf));
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
MODULE_DEVICE_TABLE(usb, snd_usb_id_table);
|
|
|
|
static struct usb_driver snd_usb_driver = {
|
|
|
|
.name = MODNAME,
|
|
|
|
.probe = snd_probe,
|
|
|
|
.disconnect = snd_disconnect,
|
|
|
|
.id_table = snd_usb_id_table,
|
|
|
|
};
|
|
|
|
|
|
|
|
static int __init snd_module_init(void)
|
|
|
|
{
|
|
|
|
return usb_register(&snd_usb_driver);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void __exit snd_module_exit(void)
|
|
|
|
{
|
|
|
|
usb_deregister(&snd_usb_driver);
|
|
|
|
}
|
|
|
|
|
|
|
|
module_init(snd_module_init)
|
|
|
|
module_exit(snd_module_exit)
|
|
|
|
|