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ALSA: snd-usb-caiaq: Do not expose hardware input mode 0 of A4DJ 

In the context of the Audio 4 DJ (when compared to Audio 8 DJ), hardware
input mode 0 is not used. Expose modes 1 (line) and 2 (phono) to the user
as modes 0 and 1 respectively.

Signed-off-by: Mark Hills <mark@pogo.org.uk>
Acked-by: Daniel Mack <daniel@caiaq.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
wifi-calibration
Mark Hills 2009-02-04 22:34:32 +00:00 committed by Takashi Iwai
parent e3ca4c9982
commit 9a9527ed49
1 changed files with 29 additions and 3 deletions
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32
sound/usb/caiaq/caiaq-control.c
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@ -44,16 +44,24 @@ static int control_info(struct snd_kcontrol *kcontrol,
uinfo->count = 1;
pos &= ~CNT_INTVAL;
if (((id == USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ)) ||
(id == USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO4DJ)))
if (id == USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ)
&& (pos == 0)) {
/* current input mode of A8DJ and A4DJ */
/* current input mode of A8DJ */
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->value.integer.min = 0;
uinfo->value.integer.max = 2;
return 0;
}
if (id == USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO4DJ)
&& (pos == 0)) {
/* current input mode of A4DJ */
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->value.integer.min = 0;
uinfo->value.integer.max = 1;
return 0;
}
if (is_intval) {
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->value.integer.min = 0;
@ -74,6 +82,14 @@ static int control_get(struct snd_kcontrol *kcontrol,
struct snd_usb_caiaqdev *dev = caiaqdev(chip->card);
int pos = kcontrol->private_value;
if (dev->chip.usb_id ==
USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO4DJ)) {
/* A4DJ has only one control */
/* do not expose hardware input mode 0 */
ucontrol->value.integer.value[0] = dev->control_state[0] - 1;
return 0;
}
if (pos & CNT_INTVAL)
ucontrol->value.integer.value[0]
= dev->control_state[pos & ~CNT_INTVAL];
@ -91,6 +107,16 @@ static int control_put(struct snd_kcontrol *kcontrol,
struct snd_usb_caiaqdev *dev = caiaqdev(chip->card);
int pos = kcontrol->private_value;
if (dev->chip.usb_id ==
USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO4DJ)) {
/* A4DJ has only one control */
/* do not expose hardware input mode 0 */
dev->control_state[0] = ucontrol->value.integer.value[0] + 1;
snd_usb_caiaq_send_command(dev, EP1_CMD_WRITE_IO,
dev->control_state, sizeof(dev->control_state));
return 1;
}
if (pos & CNT_INTVAL) {
dev->control_state[pos & ~CNT_INTVAL]
= ucontrol->value.integer.value[0];