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-rw-r--r--sound/usb/usbaudio.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/sound/usb/usbaudio.c b/sound/usb/usbaudio.c
index 8ebc1adb5ed9..834b0aff5ec1 100644
--- a/sound/usb/usbaudio.c
+++ b/sound/usb/usbaudio.c
@@ -2350,7 +2350,9 @@ static int is_big_endian_format(struct snd_usb_audio *chip, struct audioformat *
return 1;
break;
case USB_ID(0x0763, 0x2003): /* M-Audio Audiophile USB */
- return 1;
+ if (device_setup[chip->index] == 0x00 ||
+ fp->altsetting==1 || fp->altsetting==2 || fp->altsetting==3)
+ return 1;
}
return 0;
}
@@ -3251,6 +3253,11 @@ static int snd_usb_cm106_boot_quirk(struct usb_device *dev)
static int audiophile_skip_setting_quirk(struct snd_usb_audio *chip,
int iface, int altno)
{
+ /* Reset ALL ifaces to 0 altsetting.
+ * Call it for every possible altsetting of every interface.
+ */
+ usb_set_interface(chip->dev, iface, 0);
+
if (device_setup[chip->index] & AUDIOPHILE_SET) {
if ((device_setup[chip->index] & AUDIOPHILE_SET_DTS)
&& altno != 6)
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