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ALSA: usb-audio: move audioformat quirks to quirks.c

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Offload USB audio interface parsing function by
moving quirks to a specially designed location (quirks.c)

Signed-off-by: Ruslan Bilovol <ruslan.bilovol@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Ruslan Bilovol 2018-03-19 03:46:02 +02:00 committed by Takashi Iwai
parent 4654eba8cb
commit ceb18f511b
3 changed files with 39 additions and 29 deletions
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34
sound/usb/quirks.c
View File

@ -1403,3 +1403,37 @@ u64 snd_usb_interface_dsd_format_quirks(struct snd_usb_audio *chip,
return 0;
}
void snd_usb_audioformat_attributes_quirk(struct snd_usb_audio *chip,
struct audioformat *fp,
int stream)
{
switch (chip->usb_id) {
case USB_ID(0x0a92, 0x0053): /* AudioTrak Optoplay */
/* Optoplay sets the sample rate attribute although
* it seems not supporting it in fact.
*/
fp->attributes &= ~UAC_EP_CS_ATTR_SAMPLE_RATE;
break;
case USB_ID(0x041e, 0x3020): /* Creative SB Audigy 2 NX */
case USB_ID(0x0763, 0x2003): /* M-Audio Audiophile USB */
/* doesn't set the sample rate attribute, but supports it */
fp->attributes |= UAC_EP_CS_ATTR_SAMPLE_RATE;
break;
case USB_ID(0x0763, 0x2001): /* M-Audio Quattro USB */
case USB_ID(0x0763, 0x2012): /* M-Audio Fast Track Pro USB */
case USB_ID(0x047f, 0x0ca1): /* plantronics headset */
case USB_ID(0x077d, 0x07af): /* Griffin iMic (note that there is
an older model 77d:223) */
/*
* plantronics headset and Griffin iMic have set adaptive-in
* although it's really not...
*/
fp->ep_attr &= ~USB_ENDPOINT_SYNCTYPE;
if (stream == SNDRV_PCM_STREAM_PLAYBACK)
fp->ep_attr |= USB_ENDPOINT_SYNC_ADAPTIVE;
else
fp->ep_attr |= USB_ENDPOINT_SYNC_SYNC;
break;
}
}

4
sound/usb/quirks.h
View File

@ -42,4 +42,8 @@ u64 snd_usb_interface_dsd_format_quirks(struct snd_usb_audio *chip,
struct audioformat *fp,
unsigned int sample_bytes);
void snd_usb_audioformat_attributes_quirk(struct snd_usb_audio *chip,
struct audioformat *fp,
int stream);
#endif /* __USBAUDIO_QUIRKS_H */

30
sound/usb/stream.c
View File

@ -678,35 +678,7 @@ int snd_usb_parse_audio_interface(struct snd_usb_audio *chip, int iface_no)
INIT_LIST_HEAD(&fp->list);
/* some quirks for attributes here */
switch (chip->usb_id) {
case USB_ID(0x0a92, 0x0053): /* AudioTrak Optoplay */
/* Optoplay sets the sample rate attribute although
* it seems not supporting it in fact.
*/
fp->attributes &= ~UAC_EP_CS_ATTR_SAMPLE_RATE;
break;
case USB_ID(0x041e, 0x3020): /* Creative SB Audigy 2 NX */
case USB_ID(0x0763, 0x2003): /* M-Audio Audiophile USB */
/* doesn't set the sample rate attribute, but supports it */
fp->attributes |= UAC_EP_CS_ATTR_SAMPLE_RATE;
break;
case USB_ID(0x0763, 0x2001): /* M-Audio Quattro USB */
case USB_ID(0x0763, 0x2012): /* M-Audio Fast Track Pro USB */
case USB_ID(0x047f, 0x0ca1): /* plantronics headset */
case USB_ID(0x077d, 0x07af): /* Griffin iMic (note that there is
an older model 77d:223) */
/*
* plantronics headset and Griffin iMic have set adaptive-in
* although it's really not...
*/
fp->ep_attr &= ~USB_ENDPOINT_SYNCTYPE;
if (stream == SNDRV_PCM_STREAM_PLAYBACK)
fp->ep_attr |= USB_ENDPOINT_SYNC_ADAPTIVE;
else
fp->ep_attr |= USB_ENDPOINT_SYNC_SYNC;
break;
}
snd_usb_audioformat_attributes_quirk(chip, fp, stream);
/* ok, let's parse further... */
if (snd_usb_parse_audio_format(chip, fp, format, fmt, stream) < 0) {