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Commit 09d8e3a7 authored by Eldad Zack's avatar Eldad Zack Committed by Takashi Iwai
Browse files

ALSA: usb-audio: Fast Track C400 mixer controls 



Add a mixer quirks for the M-Audio Fast Track C400
and create the following:

* Volume controls
* Effect Type (reusing FTU controls)
* Effect Volume
* Effect Send/Return
* Effect Program
* Effect Feedback

Signed-off-by: default avatarEldad Zack <eldad@fogrefinery.com>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent d50ed624

sound/usb/mixer_quirks.c

+176 −0
Original line number Diff line number Diff line
@@ -1027,6 +1027,178 @@ void snd_emuusb_set_samplerate(struct snd_usb_audio *chip, 
	}

}



/* M-Audio Fast Track C400 */

/* C400 volume controls, this control needs a volume quirk, see mixer.c */

static int snd_c400_create_vol_ctls(struct usb_mixer_interface *mixer)

{

	char name[64];

	unsigned int cmask, offset;

	int out, chan, err;



	const unsigned int id = 0x40;

	const int val_type = USB_MIXER_S16;

	const int control = 1;



	for (chan = 0; chan < 10; chan++) {

		for (out = 0; out < 6; out++) {

			if (chan < 6) {

				snprintf(name, sizeof(name),

					"PCM%d-Out%d Playback Volume",

					chan + 1, out + 1);

			} else {

				snprintf(name, sizeof(name),

					"In%d-Out%d Playback Volume",

					chan - 5, out + 1);

			}



			cmask = (out == 0) ? 0 : 1 << (out - 1);

			offset = chan * 6;

			err = snd_create_std_mono_ctl_offset(mixer, id, control,

						cmask, val_type, offset, name,

						&snd_usb_mixer_vol_tlv);

			if (err < 0)

				return err;

		}

	}



	return 0;

}



/* This control needs a volume quirk, see mixer.c */

static int snd_c400_create_effect_volume_ctl(struct usb_mixer_interface *mixer)

{

	static const char name[] = "Effect Volume";

	const unsigned int id = 0x43;

	const int val_type = USB_MIXER_U8;

	const unsigned int control = 3;

	const unsigned int cmask = 0;



	return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,

					name, snd_usb_mixer_vol_tlv);

}



/* This control needs a volume quirk, see mixer.c */

static int snd_c400_create_effect_duration_ctl(struct usb_mixer_interface *mixer)

{

	static const char name[] = "Effect Duration";

	const unsigned int id = 0x43;

	const int val_type = USB_MIXER_S16;

	const unsigned int control = 4;

	const unsigned int cmask = 0;



	return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,

					name, snd_usb_mixer_vol_tlv);

}



/* This control needs a volume quirk, see mixer.c */

static int snd_c400_create_effect_feedback_ctl(struct usb_mixer_interface *mixer)

{

	static const char name[] = "Effect Feedback Volume";

	const unsigned int id = 0x43;

	const int val_type = USB_MIXER_U8;

	const unsigned int control = 5;

	const unsigned int cmask = 0;



	return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,

					name, NULL);

}



static int snd_c400_create_effect_vol_ctls(struct usb_mixer_interface *mixer)

{

	char name[64];

	unsigned int cmask;

	int chan, err;



	const unsigned int id = 0x42;

	const int val_type = USB_MIXER_S16;

	const int control = 1;



	for (chan = 0; chan < 10; chan++) {

		if (chan < 6) {

			snprintf(name, sizeof(name),

				"Effect Send DOut%d",

				chan + 1);

		} else {

			snprintf(name, sizeof(name),

				"Effect Send AIn%d",

				chan - 5);

		}



		cmask = (chan == 0) ? 0 : 1 << (chan - 1);

		err = snd_create_std_mono_ctl(mixer, id, control,

						cmask, val_type, name,

						&snd_usb_mixer_vol_tlv);

		if (err < 0)

			return err;

	}



	return 0;

}



static int snd_c400_create_effect_ret_vol_ctls(struct usb_mixer_interface *mixer)

{

	char name[64];

	unsigned int cmask;

	int chan, err;



	const unsigned int id = 0x40;

	const int val_type = USB_MIXER_S16;

	const int control = 1;

	const int chan_id[6] = { 0, 7, 2, 9, 4, 0xb };

	const unsigned int offset = 0x3c;

				/* { 0x3c, 0x43, 0x3e, 0x45, 0x40, 0x47 } */



	for (chan = 0; chan < 6; chan++) {

		snprintf(name, sizeof(name),

			"Effect Return %d",

			chan + 1);



		cmask = (chan_id[chan] == 0) ? 0 : 1 << (chan_id[chan] - 1);

		err = snd_create_std_mono_ctl_offset(mixer, id, control,

						cmask, val_type, offset, name,

						&snd_usb_mixer_vol_tlv);

		if (err < 0)

			return err;

	}



	return 0;

}



static int snd_c400_create_mixer(struct usb_mixer_interface *mixer)

{

	int err;



	err = snd_c400_create_vol_ctls(mixer);

	if (err < 0)

		return err;



	err = snd_c400_create_effect_vol_ctls(mixer);

	if (err < 0)

		return err;



	err = snd_c400_create_effect_ret_vol_ctls(mixer);

	if (err < 0)

		return err;



	err = snd_ftu_create_effect_switch(mixer, 2, 0x43);

	if (err < 0)

		return err;



	err = snd_c400_create_effect_volume_ctl(mixer);

	if (err < 0)

		return err;



	err = snd_c400_create_effect_duration_ctl(mixer);

	if (err < 0)

		return err;



	err = snd_c400_create_effect_feedback_ctl(mixer);

	if (err < 0)

		return err;



	return 0;

}



/*

 * The mixer units for Ebox-44 are corrupt, and even where they

 * are valid they presents mono controls as L and R channels of
@@ -1124,6 +1296,10 @@ int snd_usb_mixer_apply_create_quirk(struct usb_mixer_interface *mixer) 
					      snd_audigy2nx_proc_read);

		break;



	case USB_ID(0x0763, 0x2030): /* M-Audio Fast Track C400 */

		err = snd_c400_create_mixer(mixer);

		break;



	case USB_ID(0x0763, 0x2080): /* M-Audio Fast Track Ultra */

	case USB_ID(0x0763, 0x2081): /* M-Audio Fast Track Ultra 8R */

		err = snd_ftu_create_mixer(mixer);