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authorClemens Ladisch <clemens@ladisch.de>2010-03-04 19:46:15 +0100
committerTakashi Iwai <tiwai@suse.de>2010-03-05 08:18:32 +0100
commit015eb0b08150c6fef843efe22609589ead3d4fb8 (patch)
tree3ffcb8b5be54355761d94001a8c5415c965daccd /sound/usb/card.h
parente11b4e0e4f5ab40ec342dc07b7201c09a45f9574 (diff)
ALSA: usb-audio: use a format bitmask per alternate setting
In preparation for USB audio 2.0 support, change the audioformat structure so that it uses a bitmask to specify possible formats. Signed-off-by: Clemens Ladisch <clemens@ladisch.de> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/usb/card.h')
-rw-r--r--sound/usb/card.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/sound/usb/card.h b/sound/usb/card.h
index 856d71b7407..ed92420c109 100644
--- a/sound/usb/card.h
+++ b/sound/usb/card.h
@@ -9,7 +9,7 @@
struct audioformat {
struct list_head list;
- snd_pcm_format_t format; /* format type */
+ u64 formats; /* ALSA format bits */
unsigned int channels; /* # channels */
unsigned int fmt_type; /* USB audio format type (1-3) */
unsigned int frame_size; /* samples per frame for non-audio */