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authorJaroslav Kysela <perex@suse.cz>2006-06-01 18:34:01 +0200
committerJaroslav Kysela <perex@suse.cz>2006-09-23 10:36:42 +0200
commit42750b04c5baa7c5ffdf0a8be2b9b320efdf069f (patch)
tree52aea8f1eeb44405b67bc5b381cce6bc20e2bff6 /include/sound/control.h
parent3eeab61aa3ddd3c0bedb7449ada1599de22fdb5a (diff)
downloadop-kernel-dev-42750b04c5baa7c5ffdf0a8be2b9b320efdf069f.zip
op-kernel-dev-42750b04c5baa7c5ffdf0a8be2b9b320efdf069f.tar.gz
[ALSA] Control API - TLV implementation for additional information like dB scale
This patch implements a TLV mechanism to transfer an additional information like dB scale to the user space. The types might be extended in future. Acked-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Jaroslav Kysela <perex@suse.cz>
Diffstat (limited to 'include/sound/control.h')
-rw-r--r--include/sound/control.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/sound/control.h b/include/sound/control.h
index 2489b1e..a93a58d 100644
--- a/include/sound/control.h
+++ b/include/sound/control.h
@@ -42,6 +42,7 @@ struct snd_kcontrol_new {
snd_kcontrol_info_t *info;
snd_kcontrol_get_t *get;
snd_kcontrol_put_t *put;
+ unsigned int *tlv;
unsigned long private_value;
};
@@ -58,6 +59,7 @@ struct snd_kcontrol {
snd_kcontrol_info_t *info;
snd_kcontrol_get_t *get;
snd_kcontrol_put_t *put;
+ unsigned int *tlv;
unsigned long private_value;
void *private_data;
void (*private_free)(struct snd_kcontrol *kcontrol);
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