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authorLars-Peter Clausen <lars@metafoo.de>2011-08-15 20:15:21 +0200
committerMark Brown <broonie@opensource.wolfsonmicro.com>2011-08-16 01:25:08 +0200
commit82cd87643be7f133ad9a85865f67a0dcadcb76c7 (patch)
tree67e037c9c7ac4c8e20a229f96fe532ce4faaab72
parentASoC: Disable pulls on WM8994 AIF2 when starting it (diff)
downloadlinux-82cd87643be7f133ad9a85865f67a0dcadcb76c7.tar.xz
linux-82cd87643be7f133ad9a85865f67a0dcadcb76c7.zip
ASoC: DAPM: Allow multiple mixer sources to be routed via the same switch
Currently it is only possible to route one source per switch into a mixer. This patch modifies the code, so that it is possible to route multiple sources into a mixer via the same switch. One use-case for this is routing a stereo channel pair into a mono-mixer via the same switch. Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
-rw-r--r--sound/soc/soc-dapm.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index c26531132c66..170c4ffa609f 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -443,6 +443,11 @@ static int dapm_new_mixer(struct snd_soc_dapm_widget *w)
if (path->name != (char *)w->kcontrol_news[i].name)
continue;
+ if (w->kcontrols[i]) {
+ path->kcontrol = w->kcontrols[i];
+ continue;
+ }
+
wlistsize = sizeof(struct snd_soc_dapm_widget_list) +
sizeof(struct snd_soc_dapm_widget *),
wlist = kzalloc(wlistsize, GFP_KERNEL);
@@ -1556,7 +1561,6 @@ static int dapm_mixer_update_power(struct snd_soc_dapm_widget *widget,
/* found, now check type */
found = 1;
path->connect = connect;
- break;
}
if (found)