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authorIngo Molnar <mingo@elte.hu>2011-09-18 14:01:26 +0200
committerIngo Molnar <mingo@elte.hu>2011-09-18 14:01:39 +0200
commitbfa322c48dc69bfdaee10faf3bd8dbc23b39a21c (patch)
tree95360c5d253115003080264d878f3c0f907f2978 /sound/usb/mixer.c
parent88ebc08ea9f721d1345d5414288a308ea42ac458 (diff)
parent003f6c9df54970d8b19578d195b3e2b398cdbde2 (diff)
Merge branch 'linus' into sched/core
Merge reason: We are queueing up a dependent patch. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'sound/usb/mixer.c')
-rw-r--r--sound/usb/mixer.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
index c04d7c71ac88..cdd19d7fe500 100644
--- a/sound/usb/mixer.c
+++ b/sound/usb/mixer.c
@@ -152,6 +152,7 @@ static inline void check_mapped_dB(const struct usbmix_name_map *p,
if (p && p->dB) {
cval->dBmin = p->dB->min;
cval->dBmax = p->dB->max;
+ cval->initialized = 1;
}
}
@@ -1092,7 +1093,7 @@ static void build_feature_ctl(struct mixer_build *state, void *raw_desc,
" Switch" : " Volume");
if (control == UAC_FU_VOLUME) {
check_mapped_dB(map, cval);
- if (cval->dBmin < cval->dBmax) {
+ if (cval->dBmin < cval->dBmax || !cval->initialized) {
kctl->tlv.c = mixer_vol_tlv;
kctl->vd[0].access |=
SNDRV_CTL_ELEM_ACCESS_TLV_READ |