From 9719fcaa6a82be59a2d7767725e5cd8233c6a387 Mon Sep 17 00:00:00 2001
From: Clemens Ladisch <clemens@ladisch.de>
Date: Thu, 2 Dec 2010 11:41:10 +0100
Subject: ALSA: oxygen: allow to dump codec registers

To help with debugging, add the registers of the model-specific
codecs to the controller and AC97 register dump in the proc file.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---
 sound/pci/oxygen/xonar_wm87x6.c | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

(limited to 'sound/pci/oxygen/xonar_wm87x6.c')

diff --git a/sound/pci/oxygen/xonar_wm87x6.c b/sound/pci/oxygen/xonar_wm87x6.c
index 200f7601276f..2b5e69b64708 100644
--- a/sound/pci/oxygen/xonar_wm87x6.c
+++ b/sound/pci/oxygen/xonar_wm87x6.c
@@ -42,6 +42,7 @@
 #include <linux/delay.h>
 #include <sound/control.h>
 #include <sound/core.h>
+#include <sound/info.h>
 #include <sound/jack.h>
 #include <sound/pcm.h>
 #include <sound/pcm_params.h>
@@ -1062,6 +1063,34 @@ static int xonar_ds_mixer_init(struct oxygen *chip)
 	return 0;
 }
 
+static void dump_wm8776_registers(struct oxygen *chip,
+				  struct snd_info_buffer *buffer)
+{
+	struct xonar_wm87x6 *data = chip->model_data;
+	unsigned int i;
+
+	snd_iprintf(buffer, "\nWM8776:\n00:");
+	for (i = 0; i < 0x10; ++i)
+		snd_iprintf(buffer, " %03x", data->wm8776_regs[i]);
+	snd_iprintf(buffer, "\n10:");
+	for (i = 0x10; i < 0x17; ++i)
+		snd_iprintf(buffer, " %03x", data->wm8776_regs[i]);
+	snd_iprintf(buffer, "\n");
+}
+
+static void dump_wm87x6_registers(struct oxygen *chip,
+				  struct snd_info_buffer *buffer)
+{
+	struct xonar_wm87x6 *data = chip->model_data;
+	unsigned int i;
+
+	dump_wm8776_registers(chip, buffer);
+	snd_iprintf(buffer, "\nWM8766:\n00:");
+	for (i = 0; i < 0x10; ++i)
+		snd_iprintf(buffer, " %03x", data->wm8766_regs[i]);
+	snd_iprintf(buffer, "\n");
+}
+
 static const struct oxygen_model model_xonar_ds = {
 	.shortname = "Xonar DS",
 	.longname = "Asus Virtuoso 66",
@@ -1079,6 +1108,7 @@ static const struct oxygen_model model_xonar_ds = {
 	.update_dac_mute = update_wm87x6_mute,
 	.update_center_lfe_mix = update_wm8766_center_lfe_mix,
 	.gpio_changed = xonar_ds_gpio_changed,
+	.dump_registers = dump_wm87x6_registers,
 	.dac_tlv = wm87x6_dac_db_scale,
 	.model_data_size = sizeof(struct xonar_wm87x6),
 	.device_config = PLAYBACK_0_TO_I2S |
-- 
cgit v1.2.3-59-g8ed1b