[PATCH] ASoC: cs42l51: add dac mux widget in codec routes

[Olivier Moysan]

Add "DAC mux" DAPM widget in CS42l51 audio codec routes,
to support DAC mux control and to remove error trace
"DAC Mux has no paths" at widget creation.
Note: ADC path of DAC mux is not routed in this patch.

Signed-off-by: Olivier Moysan <olivier.moysan@xxxxxx>
Link: https://lore.kernel.org/r/20191203141627.29471-1-olivier.moysan@xxxxxx
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
---
 sound/soc/codecs/cs42l51.c | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/sound/soc/codecs/cs42l51.c b/sound/soc/codecs/cs42l51.c
index 55408c8fcb4e..e47758e4fb36 100644
--- a/sound/soc/codecs/cs42l51.c
+++ b/sound/soc/codecs/cs42l51.c
@@ -214,12 +214,10 @@ static const struct snd_soc_dapm_widget cs42l51_dapm_widgets[] = {
 	SND_SOC_DAPM_ADC_E("Right ADC", "Right HiFi Capture",
 		CS42L51_POWER_CTL1, 2, 1,
 		cs42l51_pdn_event, SND_SOC_DAPM_PRE_POST_PMD),
-	SND_SOC_DAPM_DAC_E("Left DAC", "Left HiFi Playback",
-		CS42L51_POWER_CTL1, 5, 1,
-		cs42l51_pdn_event, SND_SOC_DAPM_PRE_POST_PMD),
-	SND_SOC_DAPM_DAC_E("Right DAC", "Right HiFi Playback",
-		CS42L51_POWER_CTL1, 6, 1,
-		cs42l51_pdn_event, SND_SOC_DAPM_PRE_POST_PMD),
+	SND_SOC_DAPM_DAC_E("Left DAC", NULL, CS42L51_POWER_CTL1, 5, 1,
+			   cs42l51_pdn_event, SND_SOC_DAPM_PRE_POST_PMD),
+	SND_SOC_DAPM_DAC_E("Right DAC", NULL, CS42L51_POWER_CTL1, 6, 1,
+			   cs42l51_pdn_event, SND_SOC_DAPM_PRE_POST_PMD),
 
 	/* analog/mic */
 	SND_SOC_DAPM_INPUT("AIN1L"),
@@ -255,6 +253,12 @@ static const struct snd_soc_dapm_route cs42l51_routes[] = {
 	{"HPL", NULL, "Left DAC"},
 	{"HPR", NULL, "Right DAC"},
 
+	{"Right DAC", NULL, "DAC Mux"},
+	{"Left DAC", NULL, "DAC Mux"},
+
+	{"DAC Mux", "Direct PCM", "Playback"},
+	{"DAC Mux", "DSP PCM", "Playback"},
+
 	{"Left ADC", NULL, "Left PGA"},
 	{"Right ADC", NULL, "Right PGA"},
 
-- 
2.20.1