Merge tag 'for-linus-5.13-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rw...

[linux-2.6-microblaze.git] / sound / usb / usbaudio.h

diff --git a/sound/usb/usbaudio.h b/sound/usb/usbaudio.h
index 60b9dd7..538831c 100644 (file)
--- a/sound/usb/usbaudio.h
+++ b/sound/usb/usbaudio.h
@@ -37,6 +37,7 @@ struct snd_usb_audio {
        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 */
+       unsigned int playback_first:1;  /* for implicit fb: don't wait for the first capture URBs */
        int num_interfaces;
        int num_suspended_intf;
        int sample_rate_read_error;
@@ -61,6 +62,8 @@ struct snd_usb_audio {
        struct media_intf_devnode *ctl_intf_media_devnode;
 };
 
+#define USB_AUDIO_IFACE_UNUSED ((void *)-1L)
+
 #define usb_audio_err(chip, fmt, args...) \
        dev_err(&(chip)->dev->dev, fmt, ##args)
 #define usb_audio_warn(chip, fmt, args...) \
@@ -75,6 +78,7 @@ struct snd_usb_audio {
  */
 
 /* special values for .ifnum */
+#define QUIRK_NODEV_INTERFACE          -3      /* return -ENODEV */
 #define QUIRK_NO_INTERFACE             -2
 #define QUIRK_ANY_INTERFACE            -1