Merge tag 'v2.6.38' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

[mv-sheeva.git] / sound / soc / soc-dapm.c

diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index 8194f150bab7138412b0e06674d06f90d555699b..1790f83ee6651b8051ff4950d2bf7540b4ea8011 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;
@@ -933,7 +941,7 @@ static void dapm_seq_run(struct snd_soc_dapm_context *dapm,
        }
 
        if (!list_empty(&pending))
-               dapm_seq_run_coalesced(dapm, &pending);
+               dapm_seq_run_coalesced(cur_dapm, &pending);
 }
 
 static void dapm_widget_update(struct snd_soc_dapm_context *dapm)
@@ -1627,6 +1635,7 @@ EXPORT_SYMBOL_GPL(snd_soc_dapm_add_routes);
 int snd_soc_dapm_new_widgets(struct snd_soc_dapm_context *dapm)
 {
        struct snd_soc_dapm_widget *w;
+       unsigned int val;
 
        list_for_each_entry(w, &dapm->card->widgets, list)
        {
@@ -1675,6 +1684,18 @@ int snd_soc_dapm_new_widgets(struct snd_soc_dapm_context *dapm)
                case snd_soc_dapm_post:
                        break;
                }
+
+               /* Read the initial power state from the device */
+               if (w->reg >= 0) {
+                       val = snd_soc_read(w->codec, w->reg);
+                       val &= 1 << w->shift;
+                       if (w->invert)
+                               val = !val;
+
+                       if (val)
+                               w->power = 1;
+               }
+
                w->new = 1;
        }