ASoC: core: Mark regmap CODEC register maps as dirty when suspending

The core has for a long time had support for marking the register maps of
devices dirty when suspending so that they are resynced on resume. Also
implement this feature for CODECs using regmap.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@ti.com>

diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index ad65459..2b41839 100644 (file)
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -635,6 +635,8 @@ int snd_soc_suspend(struct device *dev)
                                codec->driver->suspend(codec);
                                codec->suspended = 1;
                                codec->cache_sync = 1;
+                               if (codec->using_regmap)
+                                       regcache_mark_dirty(codec->control_data);
                                break;
                        default:
                                dev_dbg(codec->dev, "CODEC is on over suspend\n");