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Commit b8e1c73f authored by Takashi Iwai's avatar Takashi Iwai
Browse files

ALSA: usb-audio - Use the new TLV_DB_MINMAX type 



Use the new TLV_DB_MINMAX type instead of TLV_DB_SCALE.

Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 085f3065

sound/usb/usbmixer.c

+2 −2
Original line number Diff line number Diff line
@@ -461,7 +461,7 @@ static int mixer_vol_tlv(struct snd_kcontrol *kcontrol, int op_flag, 
			 unsigned int size, unsigned int __user *_tlv)

{

	struct usb_mixer_elem_info *cval = kcontrol->private_data;

	DECLARE_TLV_DB_SCALE(scale, 0, 0, 0);

	DECLARE_TLV_DB_MINMAX(scale, 0, 0);



	if (size < sizeof(scale))

		return -ENOMEM;
@@ -469,7 +469,7 @@ static int mixer_vol_tlv(struct snd_kcontrol *kcontrol, int op_flag, 
	 * while ALSA TLV contains in 1/100 dB unit

	 */

	scale[2] = (convert_signed_value(cval, cval->min) * 100) / 256;

	scale[3] = (convert_signed_value(cval, cval->res) * 100) / 256;

	scale[3] = (convert_signed_value(cval, cval->max) * 100) / 256;

	if (copy_to_user(_tlv, scale, sizeof(scale)))

		return -EFAULT;

	return 0;