ASoC: Move pop time from DAPM context to sound card

Based on discussion the dapm_pop_time in debugsfs should be per card rather
than per device. Single pop time value for entire card is cleaner when the
DAPM sequencing is extended to cross-device paths.

debugfs/asoc/{card->name}/{codec dir}/dapm_pop_time
->
debugfs/asoc/{card->name}/dapm_pop_time

Signed-off-by: Jarkko Nikula <jhnikula@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/include/sound/soc-dapm.h b/include/sound/soc-dapm.h
index 5881876..78d3560 100644
--- a/include/sound/soc-dapm.h
+++ b/include/sound/soc-dapm.h
@@ -469,7 +469,6 @@
 
 /* DAPM context */
 struct snd_soc_dapm_context {
-	u32 pop_time;
 	struct list_head widgets;
 	struct list_head paths;
 	enum snd_soc_bias_level bias_level;
@@ -479,6 +478,7 @@
 
 	struct device *dev; /* from parent - for debug */
 	struct snd_soc_codec *codec; /* parent codec */
+	struct snd_soc_card *card; /* parent card */
 #ifdef CONFIG_DEBUG_FS
 	struct dentry *debugfs_dapm;
 #endif