ALSA: ps3: Add support for SPDIF/HDMI passthru

Add support for SPDIF/HDMI pass-through support of PS3 audio driver.

Signed-off-by: Masakazu Mokuno <mokuno@sm.sony.co.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/ppc/snd_ps3.h b/sound/ppc/snd_ps3.h
index 4b7e6fb..326fb29 100644
--- a/sound/ppc/snd_ps3.h
+++ b/sound/ppc/snd_ps3.h
@@ -51,6 +51,7 @@
 	uint32_t avs_audio_width;
 	uint32_t avs_audio_format; /* fixed */
 	uint32_t avs_audio_source; /* fixed */
+	unsigned char avs_cs_info[8];
 };
 /*
  * PS3 audio 'card' instance