ASoC: wm_hubs: Push check for idle_bias_off out into drivers
For later wm_hubs devices we have much less need to keep the biases up
even when using single ended line outputs so flag idle_bias_off for
everything except the WM8993 and WM8994.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c
index 11ca19b..c262918 100644
--- a/sound/soc/codecs/wm8994.c
+++ b/sound/soc/codecs/wm8994.c
@@ -3396,10 +3396,18 @@
pm_runtime_enable(codec->dev);
pm_runtime_resume(codec->dev);
+ /* By default use idle_bias_off, will override for WM8994 */
+ codec->dapm.idle_bias_off = 1;
+
/* Set revision-specific configuration */
wm8994->revision = snd_soc_read(codec, WM8994_CHIP_REVISION);
switch (control->type) {
case WM8994:
+ /* Single ended line outputs should have VMID on. */
+ if (!wm8994->pdata->lineout1_diff ||
+ !wm8994->pdata->lineout2_diff)
+ codec->dapm.idle_bias_off = 0;
+
switch (wm8994->revision) {
case 2:
case 3: