[ALSA] ad1848 - Add PM support

Modules: AD1848 driver

Add PM support to ad1848 support code.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 5 insertions, 0 deletions

diff --git a/include/sound/ad1848.h b/include/sound/ad1848.h
index a03807088b10..1a2759f3a292 100644
--- a/include/sound/ad1848.h
+++ b/include/sound/ad1848.h
@@ -148,6 +148,11 @@ struct snd_ad1848 {
         int dma_size;
         int thinkpad_flag;              /* Thinkpad CS4248 needs some extra help */
 
+#ifdef CONFIG_PM
+        void (*suspend)(struct snd_ad1848 *chip);
+        void (*resume)(struct snd_ad1848 *chip);
+#endif
+
         spinlock_t reg_lock;
         struct semaphore open_mutex;
 };