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-rw-r--r--sound/usb/card.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/sound/usb/card.h b/sound/usb/card.h
index 71778ca4b26a..34a0898e2238 100644
--- a/sound/usb/card.h
+++ b/sound/usb/card.h
@@ -105,6 +105,8 @@ struct snd_usb_endpoint {
struct list_head list;
};
+struct media_ctl;
+
struct snd_usb_substream {
struct snd_usb_stream *stream;
struct usb_device *dev;
@@ -156,6 +158,7 @@ struct snd_usb_substream {
} dsd_dop;
bool trigger_tstamp_pending_update; /* trigger timestamp being updated from initial estimate */
+ struct media_ctl *media_ctl;
};
struct snd_usb_stream {