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authorClemens Ladisch2011-10-07 22:38:59 +0200
committerTakashi Iwai2011-10-09 09:09:11 +0200
commit8d448162bda5ae3b5ecb26fe50c8fbbeae99faa4 (patch)
tree5a325ffbc56a6260d933c1997b5f36ba1f3ab165 /include/sound
parentf92766bc8948f978a838a5607bea95804c8dfdfe (diff)
ALSA: control: add support for ENUMERATED user space controls
Handling of user control elements was implemented for all types except ENUMERATED. This type will be needed for the device-specific mixers of upcoming FireWire drivers. Signed-off-by: Clemens Ladisch <clemens@ladisch.de> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'include/sound')
-rw-r--r--include/sound/asound.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/include/sound/asound.h b/include/sound/asound.h
index 5d6074faa279..a2e4ff5ba9e9 100644
--- a/include/sound/asound.h
+++ b/include/sound/asound.h
@@ -706,7 +706,7 @@ struct snd_timer_tread {
* *
****************************************************************************/
-#define SNDRV_CTL_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 6)
+#define SNDRV_CTL_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 7)
struct snd_ctl_card_info {
int card; /* card number */
@@ -803,6 +803,8 @@ struct snd_ctl_elem_info {
unsigned int items; /* R: number of items */
unsigned int item; /* W: item number */
char name[64]; /* R: value name */
+ __u64 names_ptr; /* W: names list (ELEM_ADD only) */
+ unsigned int names_length;
} enumerated;
unsigned char reserved[128];
} value;