ASoC: Add suspend and resume callbacks to Wolfson CODEC drivers
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/codecs/wm8400.c b/sound/soc/codecs/wm8400.c
index 502eefa..0bf903f 100644
--- a/sound/soc/codecs/wm8400.c
+++ b/sound/soc/codecs/wm8400.c
@@ -1553,6 +1553,21 @@
return 0;
}
+#ifdef CONFIG_PM
+static int wm8400_pdev_suspend(struct platform_device *pdev, pm_message_t msg)
+{
+ return snd_soc_suspend_device(&pdev->dev);
+}
+
+static int wm8400_pdev_resume(struct platform_device *pdev)
+{
+ return snd_soc_resume_device(&pdev->dev);
+}
+#else
+#define wm8400_pdev_suspend NULL
+#define wm8400_pdev_resume NULL
+#endif
+
static struct platform_driver wm8400_codec_driver = {
.driver = {
.name = "wm8400-codec",
@@ -1560,6 +1575,8 @@
},
.probe = wm8400_codec_probe,
.remove = __exit_p(wm8400_codec_remove),
+ .suspend = wm8400_pdev_suspend,
+ .resume = wm8400_pdev_resume,
};
static int __init wm8400_codec_init(void)