diff options
Diffstat (limited to 'sound/usb/usbaudio.h')
| -rw-r--r-- | sound/usb/usbaudio.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/sound/usb/usbaudio.h b/sound/usb/usbaudio.h index 538831cbd925..37195ac26ac9 100644 --- a/sound/usb/usbaudio.h +++ b/sound/usb/usbaudio.h @@ -34,6 +34,7 @@ struct snd_usb_audio { atomic_t shutdown; atomic_t usage_count; wait_queue_head_t shutdown_wait; + unsigned int quirk_flags; unsigned int txfr_quirk:1; /* Subframe boundaries on transfers */ unsigned int tx_length_quirk:1; /* Put length specifier in transfers */ unsigned int need_delayed_register:1; /* warn for delayed registration */ @@ -129,4 +130,14 @@ void snd_usb_unlock_shutdown(struct snd_usb_audio *chip); extern bool snd_usb_use_vmalloc; extern bool snd_usb_skip_validation; +/* + * Driver behavior quirk flags, stored in chip->quirk_flags + * + * QUIRK_FLAG_GET_SAMPLE_RATE: + * Skip reading sample rate for devices, as some devices behave inconsistently + * or return error + */ + +#define QUIRK_FLAG_GET_SAMPLE_RATE (1U << 0) + #endif /* __USBAUDIO_H */ |