ASoC: Add signal generator widget type

A signal generator behaves as an input would but is not considered for
any of the special behaviour associated with external input pins. This
is especially useful when automatically working out not connected widgets.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@ti.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/include/sound/soc-dapm.h b/include/sound/soc-dapm.h
index 0c159a7d211e..d26a9b784772 100644
--- a/include/sound/soc-dapm.h
+++ b/include/sound/soc-dapm.h
@@ -43,6 +43,9 @@
         .num_kcontrols = 0}
 
 /* platform domain */
+#define SND_SOC_DAPM_SIGGEN(wname) \
+{       .id = snd_soc_dapm_siggen, .name = wname, .kcontrol_news = NULL, \
+        .num_kcontrols = 0, .reg = SND_SOC_NOPM }
 #define SND_SOC_DAPM_INPUT(wname) \
 {       .id = snd_soc_dapm_input, .name = wname, .kcontrol_news = NULL, \
         .num_kcontrols = 0, .reg = SND_SOC_NOPM }
@@ -410,6 +413,7 @@ enum snd_soc_dapm_type {
         snd_soc_dapm_supply,            /* power/clock supply */
         snd_soc_dapm_aif_in,            /* audio interface input */
         snd_soc_dapm_aif_out,           /* audio interface output */
+        snd_soc_dapm_siggen,            /* signal generator */
 };
 
 /*