ALSA: snd-ad1816a: Implement suspend/resume
Implement suspend/resume support for AD1816 chips.
Tested with Terratec SoundSystem Base-1.
Signed-off-by: Ondrej Zary <linux@rainbow-software.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/include/sound/ad1816a.h b/include/sound/ad1816a.h
index 62da41e..2a89f0d 100644
--- a/include/sound/ad1816a.h
+++ b/include/sound/ad1816a.h
@@ -147,6 +147,9 @@
unsigned int c_dma_size;
struct snd_timer *timer;
+#ifdef CONFIG_PM
+ unsigned short image[48];
+#endif
};
@@ -171,5 +174,9 @@
extern int snd_ad1816a_mixer(struct snd_ad1816a *chip);
extern int snd_ad1816a_timer(struct snd_ad1816a *chip, int device,
struct snd_timer **rtimer);
+#ifdef CONFIG_PM
+extern void snd_ad1816a_suspend(struct snd_ad1816a *chip);
+extern void snd_ad1816a_resume(struct snd_ad1816a *chip);
+#endif
#endif /* __SOUND_AD1816A_H */