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[ALSA] snd_usb_caiaq: make high sample rates work with A8DJ 

This patch for snd_usb_caiaq makes sample rates higher dann 48KHz work
with devices which have more than 2 stereo input/output pairs.

Signed-off-by: Daniel Mack <daniel@caiaq.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Daniel Mack 2008-04-14 15:40:31 +02:00 committed by Takashi Iwai
parent 6849d49c48
commit 6e9fc6bd5d
2 changed files with 7 additions and 3 deletions
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8
sound/usb/caiaq/caiaq-audio.c
View File

@ -39,7 +39,8 @@
#define BYTES_PER_SAMPLE 3
#define BYTES_PER_SAMPLE_USB 4
#define MAX_BUFFER_SIZE (128*1024)
#define MAX_ENDPOINT_SIZE 512
#define ENDPOINT_CAPTURE 2
#define ENDPOINT_PLAYBACK 6
@ -221,7 +222,10 @@ static int snd_usb_caiaq_pcm_prepare(struct snd_pcm_substream *substream)
bpp = ((runtime->rate / 8000) + CLOCK_DRIFT_TOLERANCE)
* bytes_per_sample * CHANNELS_PER_STREAM * dev->n_streams;
if (bpp > MAX_ENDPOINT_SIZE)
bpp = MAX_ENDPOINT_SIZE;
ret = snd_usb_caiaq_set_audio_params(dev, runtime->rate,
runtime->sample_bits, bpp);
if (ret)

2
sound/usb/caiaq/caiaq-device.c
View File

@ -42,7 +42,7 @@
#endif
MODULE_AUTHOR("Daniel Mack <daniel@caiaq.de>");
MODULE_DESCRIPTION("caiaq USB audio, version 1.3.5");
MODULE_DESCRIPTION("caiaq USB audio, version 1.3.6");
MODULE_LICENSE("GPL");
MODULE_SUPPORTED_DEVICE("{{Native Instruments, RigKontrol2},"
"{Native Instruments, RigKontrol3},"