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Commit 3347b26c authored by Daniel Mack's avatar Daniel Mack Committed by Takashi Iwai
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ALSA: usb-audio: reconstruct some dispatcher functions to use switch-case 



The number of cases has increased so use switch-case rather than
if-statements.

Signed-off-by: default avatarDaniel Mack <daniel@caiaq.de>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 54a8c500

sound/usb/mixer_quirks.c

+18 −23
Original line number Diff line number Diff line
@@ -502,49 +502,44 @@ void snd_emuusb_set_samplerate(struct snd_usb_audio *chip, 


int snd_usb_mixer_apply_create_quirk(struct usb_mixer_interface *mixer)

{

	int err;

	int err = 0;

	struct snd_info_entry *entry;



	if ((err = snd_usb_soundblaster_remote_init(mixer)) < 0)

		return err;



	if (mixer->chip->usb_id == USB_ID(0x041e, 0x3020) ||

	    mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||

	    mixer->chip->usb_id == USB_ID(0x041e, 0x3042) ||

	    mixer->chip->usb_id == USB_ID(0x041e, 0x3048)) {

		if ((err = snd_audigy2nx_controls_create(mixer)) < 0)

			return err;

	switch (mixer->chip->usb_id) {

	case USB_ID(0x041e, 0x3020):

	case USB_ID(0x041e, 0x3040):

	case USB_ID(0x041e, 0x3042):

	case USB_ID(0x041e, 0x3048):

		err = snd_audigy2nx_controls_create(mixer);

		if (err < 0)

			break;

		if (!snd_card_proc_new(mixer->chip->card, "audigy2nx", &entry))

			snd_info_set_text_ops(entry, mixer,

					      snd_audigy2nx_proc_read);

	}

		break;



	if (mixer->chip->usb_id == USB_ID(0x0b05, 0x1739) ||

	    mixer->chip->usb_id == USB_ID(0x0b05, 0x1743)) {

	case USB_ID(0x0b05, 0x1739):

	case USB_ID(0x0b05, 0x1743):

		err = snd_xonar_u1_controls_create(mixer);

		if (err < 0)

			return err;

	}

		break;



	/* Traktor Audio 6 */

	if (mixer->chip->usb_id == USB_ID(0x17cc, 0x1011)) {

	case USB_ID(0x17cc, 0x1011): /* Traktor Audio 6 */

		err = snd_nativeinstruments_create_mixer(mixer,

				snd_nativeinstruments_ta6_mixers,

				ARRAY_SIZE(snd_nativeinstruments_ta6_mixers));

		if (err < 0)

			return err;

	}

		break;



	/* Traktor Audio 10 */

	if (mixer->chip->usb_id == USB_ID(0x17cc, 0x1021)) {

	case USB_ID(0x17cc, 0x1021): /* Traktor Audio 10 */

		err = snd_nativeinstruments_create_mixer(mixer,

				snd_nativeinstruments_ta10_mixers,

				ARRAY_SIZE(snd_nativeinstruments_ta10_mixers));

		if (err < 0)

			return err;

		break;

	}



	return 0;

	return err;

}



void snd_usb_mixer_rc_memory_change(struct usb_mixer_interface *mixer,

sound/usb/quirks.c

+15 −14
Original line number Diff line number Diff line
@@ -517,31 +517,32 @@ int snd_usb_apply_boot_quirk(struct usb_device *dev, 
	u32 id = USB_ID(le16_to_cpu(dev->descriptor.idVendor),

			le16_to_cpu(dev->descriptor.idProduct));



	switch (id) {

	case USB_ID(0x041e, 0x3000):

		/* SB Extigy needs special boot-up sequence */

		/* if more models come, this will go to the quirk list. */

	if (id == USB_ID(0x041e, 0x3000))

		return snd_usb_extigy_boot_quirk(dev, intf);



	case USB_ID(0x041e, 0x3020):

		/* SB Audigy 2 NX needs its own boot-up magic, too */

	if (id == USB_ID(0x041e, 0x3020))

		return snd_usb_audigy2nx_boot_quirk(dev);



	case USB_ID(0x10f5, 0x0200):

		/* C-Media CM106 / Turtle Beach Audio Advantage Roadie */

	if (id == USB_ID(0x10f5, 0x0200))

		return snd_usb_cm106_boot_quirk(dev);



	case USB_ID(0x0d8c, 0x0102):

		/* C-Media CM6206 / CM106-Like Sound Device */

	if (id == USB_ID(0x0d8c, 0x0102))

		return snd_usb_cm6206_boot_quirk(dev);



	case USB_ID(0x133e, 0x0815):

		/* Access Music VirusTI Desktop */

	if (id == USB_ID(0x133e, 0x0815))

		return snd_usb_accessmusic_boot_quirk(dev);



	/* Native Instruments Devices */

	if (id == USB_ID(0x17cc, 0x1010) || /* Traktor Audio 6 */

		id == USB_ID(0x17cc, 0x1020)) /* Traktor Audio 10 */

	case USB_ID(0x17cc, 0x1010): /* Traktor Audio 6 */

	case USB_ID(0x17cc, 0x1020): /* Traktor Audio 10 */

		return snd_usb_nativeinstruments_boot_quirk(dev);

	}



	return 0;

}