From 756ba83ee370fbf62643777e7ba4a4f05932f6fb Mon Sep 17 00:00:00 2001
From: Masakazu Mokuno <mokuno@sm.sony.co.jp>
Date: Mon, 20 Oct 2008 08:03:33 +0200
Subject: ps3: Add ps3av_audio_mute_analog()

Add support for muting the analog output so that it does not
play noises while non-PCM data is played.

Signed-off-by: Masakazu Mokuno <mokuno@sm.sony.co.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/arch/powerpc/include/asm/ps3av.h b/arch/powerpc/include/asm/ps3av.h
index fda9871..d30bde2 100644
--- a/arch/powerpc/include/asm/ps3av.h
+++ b/arch/powerpc/include/asm/ps3av.h
@@ -735,6 +735,7 @@ extern int ps3av_get_mode(void);
 extern int ps3av_video_mode2res(u32, u32 *, u32 *);
 extern int ps3av_video_mute(int);
 extern int ps3av_audio_mute(int);
+extern int ps3av_audio_mute_analog(int);
 extern int ps3av_dev_open(void);
 extern int ps3av_dev_close(void);
 extern void ps3av_register_flip_ctl(void (*flip_ctl)(int on, void *data),
diff --git a/drivers/ps3/ps3av.c b/drivers/ps3/ps3av.c
index 6f2f90e..06848b2 100644
--- a/drivers/ps3/ps3av.c
+++ b/drivers/ps3/ps3av.c
@@ -915,6 +915,22 @@ int ps3av_video_mute(int mute)
 
 EXPORT_SYMBOL_GPL(ps3av_video_mute);
 
+/* mute analog output only */
+int ps3av_audio_mute_analog(int mute)
+{
+	int i, res;
+
+	for (i = 0; i < ps3av->av_hw_conf.num_of_avmulti; i++) {
+		res = ps3av_cmd_av_audio_mute(1,
+			&ps3av->av_port[i + ps3av->av_hw_conf.num_of_hdmi],
+			mute);
+		if (res < 0)
+			return -1;
+	}
+	return 0;
+}
+EXPORT_SYMBOL_GPL(ps3av_audio_mute_analog);
+
 int ps3av_audio_mute(int mute)
 {
 	return ps3av_set_audio_mute(mute ? PS3AV_CMD_MUTE_ON
-- 
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