From cac19c3ba123369b7c1199e20bb01fb265004ff5 Mon Sep 17 00:00:00 2001 From: Thibault Le Meur Date: Fri, 13 Jul 2007 11:50:23 +0200 Subject: [ALSA] usb-audio - Fix AC3 with M-Audio Audiophile USB Fixed AC3 interface in device_setup=0x00 mode thanks to Hakan Lennestal and updated documentation Signed-off-by: Thibault Le Meur Signed-off-by: Takashi Iwai Signed-off-by: Jaroslav Kysela --- sound/usb/usbaudio.c | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) (limited to 'sound/usb') diff --git a/sound/usb/usbaudio.c b/sound/usb/usbaudio.c index 834b0aff5ec..7bd5852fcc0 100644 --- a/sound/usb/usbaudio.c +++ b/sound/usb/usbaudio.c @@ -2532,7 +2532,18 @@ static int parse_audio_format_i(struct snd_usb_audio *chip, struct audioformat * * but we give normal PCM format to get the existing * apps working... */ - pcm_format = SNDRV_PCM_FORMAT_S16_LE; + switch (chip->usb_id) { + + case USB_ID(0x0763, 0x2003): /* M-Audio Audiophile USB */ + if (device_setup[chip->index] == 0x00 && + fp->altsetting == 6) + pcm_format = SNDRV_PCM_FORMAT_S16_BE; + else + pcm_format = SNDRV_PCM_FORMAT_S16_LE; + break; + default: + pcm_format = SNDRV_PCM_FORMAT_S16_LE; + } } else { pcm_format = parse_audio_format_i_type(chip, fp, format, fmt); if (pcm_format < 0) -- cgit v1.2.3