ASoC: Ensure supplies are maintained for force enabled widgets

If a widget has been force enabled then not only do we need to keep the
widget itself enabled, we also need to keep any supplies the widget
requires enabled. The user could force all the individual widgets on but
this requires too much knowledge of device internals.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Tested-by: Stephen Warren <swarren@nvidia.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>

diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index 4df96ec9a8134cfa33e5306b342871c36e3af673..25e54230cc6a53a831ebc8083236dd53b194a657 100644 (file)
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -712,7 +712,15 @@ static int dapm_supply_check_power(struct snd_soc_dapm_widget *w)
                    !path->connected(path->source, path->sink))
                        continue;
 
-               if (path->sink && path->sink->power_check &&
+               if (!path->sink)
+                       continue;
+
+               if (path->sink->force) {
+                       power = 1;
+                       break;
+               }
+
+               if (path->sink->power_check &&
                    path->sink->power_check(path->sink)) {
                        power = 1;
                        break;