linux-kernel - [PATCH] hdmi - show debug message on changing audio infoframe

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Date:	Mon, 8 Mar 2010 10:45:38 +0800
From:	Wu Fengguang <fengguang.wu@...el.com>
To:	Takashi Iwai <tiwai@...e.de>
Cc:	Wei Ni <wni@...dia.com>,
	'alsa-devel' <alsa-devel@...a-project.org>,
	'linux-kernel' <linux-kernel@...r.kernel.org>,
	'Pavel Hofman' <pavel.hofman@...ite.cz>
Subject: [PATCH] hdmi - show debug message on changing audio infoframe

Also change printk level for the two others.

Signed-off-by: Wu Fengguang <fengguang.wu@...el.com>
---
 sound/pci/hda/patch_hdmi.c |   12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

--- sound-2.6.orig/sound/pci/hda/patch_hdmi.c	2010-03-08 10:11:00.000000000 +0800
+++ sound-2.6/sound/pci/hda/patch_hdmi.c	2010-03-08 10:17:35.000000000 +0800
@@ -398,9 +398,8 @@ static int hdmi_setup_channel_allocation
 	}
 
 	snd_print_channel_allocation(eld->spk_alloc, buf, sizeof(buf));
-	snd_printdd(KERN_INFO
-			"HDMI: select CA 0x%x for %d-channel allocation: %s\n",
-			ai->CA, channels, buf);
+	snd_printdd("HDMI: select CA 0x%x for %d-channel allocation: %s\n",
+		    ai->CA, channels, buf);
 
 	return ai->CA;
 }
@@ -442,7 +441,8 @@ static void hdmi_setup_channel_mapping(s
 					  AC_VERB_SET_HDMI_CHAN_SLOT,
 					  hdmi_channel_mapping[ca][i]);
 		if (err) {
-			snd_printdd(KERN_INFO "HDMI: channel mapping failed\n");
+			snd_printdd(KERN_NOTICE
+				    "HDMI: channel mapping failed\n");
 			break;
 		}
 	}
@@ -599,6 +599,10 @@ static void hdmi_setup_audio_infoframe(s
 
 		pin_nid = spec->pin[i];
 		if (!hdmi_infoframe_uptodate(codec, pin_nid, &ai)) {
+			snd_printdd("hdmi_setup_audio_infoframe: "
+				    "cvt=%d pin=%d channels=%d\n",
+				    nid, pin_nid,
+				    substream->runtime->channels);
 			hdmi_setup_channel_mapping(codec, pin_nid, &ai);
 			hdmi_stop_infoframe_trans(codec, pin_nid);
 			hdmi_fill_audio_infoframe(codec, pin_nid, &ai);
--
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