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openwrtv3/target/linux/s3c24xx/patches-2.6.24/1137-This-adds-some-debug-messages-to-the-Neo1937-sound-d.patch

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From 1796e3d226fd1b119b09130478c781e25b7f5770 Mon Sep 17 00:00:00 2001
From: Tim Niemeyer <reddog@mastersword.de>
Date: Mon, 21 Apr 2008 21:09:37 +0100
Subject: [PATCH] This-adds-some-debug-messages-to-the-Neo1937-sound-d.patch
Subject: [PATCH] This adds some debug messages to the Neo1937 sound driver.
Signed-off-by: Tim Niemeyer <reddog@mastersword.de>
---
sound/soc/s3c24xx/Kconfig | 6 ++++
sound/soc/s3c24xx/neo1973_wm8753.c | 51 ++++++++++++++++++++++++++++++++++++
sound/soc/s3c24xx/s3c24xx-i2s.c | 4 ++-
sound/soc/s3c24xx/s3c24xx-pcm.c | 2 +-
4 files changed, 61 insertions(+), 2 deletions(-)
diff --git a/sound/soc/s3c24xx/Kconfig b/sound/soc/s3c24xx/Kconfig
index 4146ac4..17caf67 100644
--- a/sound/soc/s3c24xx/Kconfig
+++ b/sound/soc/s3c24xx/Kconfig
@@ -25,6 +25,12 @@ config SND_S3C24XX_SOC_NEO1973_WM8753
Say Y if you want to add support for SoC audio on smdk2440
with the WM8753.
+config SND_S3C24XX_SOC_NEO1973_WM8753_DEBUG
+ bool "SoC I2S Audio support for NEO1973 - WM8753 debug"
+ depends on SND_S3C24XX_SOC_NEO1973_WM8753
+ help
+ Enable debugging output for the SoC I2S Audio code.
+
config SND_S3C24XX_SOC_NEO1973_GTA02_WM8753
tristate "SoC I2S Audio support for NEO1973 GTA02 - WM8753"
depends on SND_S3C24XX_SOC && MACH_NEO1973_GTA02
diff --git a/sound/soc/s3c24xx/neo1973_wm8753.c b/sound/soc/s3c24xx/neo1973_wm8753.c
index 09641cc..d7e031b 100644
--- a/sound/soc/s3c24xx/neo1973_wm8753.c
+++ b/sound/soc/s3c24xx/neo1973_wm8753.c
@@ -44,6 +44,15 @@
#include "s3c24xx-pcm.h"
#include "s3c24xx-i2s.h"
+/* Debugging stuff */
+#ifdef SND_S3C24XX_SOC_NEO1973_WM8753_DEBUG
+static int debug = 1;
+#else
+static int debug = 0;
+#endif
+
+#define dprintk(msg...) if (debug) { printk(KERN_DEBUG "wm8753: " msg); }
+
/* define the scenarios */
#define NEO_AUDIO_OFF 0
#define NEO_GSM_CALL_AUDIO_HANDSET 1
@@ -68,6 +77,8 @@ static int neo1973_hifi_hw_params(struct snd_pcm_substream *substream,
int ret = 0;
unsigned long iis_clkrate;
+ dprintk("Entered %s\n", __FUNCTION__);
+
iis_clkrate = s3c24xx_i2s_get_clockrate();
switch (params_rate(params)) {
@@ -152,6 +163,8 @@ static int neo1973_hifi_hw_free(struct snd_pcm_substream *substream)
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_codec_dai *codec_dai = rtd->dai->codec_dai;
+ dprintk("Entered %s\n", __FUNCTION__);
+
/* disable the PLL */
return codec_dai->dai_ops.set_pll(codec_dai, WM8753_PLL1, 0, 0);
}
@@ -173,6 +186,8 @@ static int neo1973_voice_hw_params(struct snd_pcm_substream *substream,
int ret = 0;
unsigned long iis_clkrate;
+ dprintk("Entered %s\n", __FUNCTION__);
+
iis_clkrate = s3c24xx_i2s_get_clockrate();
if (params_rate(params) != 8000)
@@ -214,6 +229,8 @@ static int neo1973_voice_hw_free(struct snd_pcm_substream *substream)
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_codec_dai *codec_dai = rtd->dai->codec_dai;
+ dprintk("Entered %s\n", __FUNCTION__);
+
/* disable the PLL */
return codec_dai->dai_ops.set_pll(codec_dai, WM8753_PLL2, 0, 0);
}
@@ -228,12 +245,16 @@ static int neo1973_scenario = 0;
static int neo1973_get_scenario(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
+ dprintk("Entered %s\n", __FUNCTION__);
+
ucontrol->value.integer.value[0] = neo1973_scenario;
return 0;
}
static int set_scenario_endpoints(struct snd_soc_codec *codec, int scenario)
{
+ dprintk("Entered %s\n", __FUNCTION__);
+
switch(neo1973_scenario) {
case NEO_AUDIO_OFF:
snd_soc_dapm_set_endpoint(codec, "Audio Out", 0);
@@ -316,6 +337,8 @@ static int neo1973_set_scenario(struct snd_kcontrol *kcontrol,
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ dprintk("Entered %s\n", __FUNCTION__);
+
if (neo1973_scenario == ucontrol->value.integer.value[0])
return 0;
@@ -328,6 +351,8 @@ static u8 lm4857_regs[4] = {0x00, 0x40, 0x80, 0xC0};
static void lm4857_write_regs(void)
{
+ dprintk("Entered %s\n", __FUNCTION__);
+
if (i2c_master_send(i2c, lm4857_regs, 4) != 4)
printk(KERN_ERR "lm4857: i2c write failed\n");
}
@@ -339,6 +364,8 @@ static int lm4857_get_reg(struct snd_kcontrol *kcontrol,
int shift = (kcontrol->private_value >> 8) & 0x0F;
int mask = (kcontrol->private_value >> 16) & 0xFF;
+ dprintk("Entered %s\n", __FUNCTION__);
+
ucontrol->value.integer.value[0] = (lm4857_regs[reg] >> shift) & mask;
return 0;
}
@@ -350,6 +377,8 @@ static int lm4857_set_reg(struct snd_kcontrol *kcontrol,
int shift = (kcontrol->private_value >> 8) & 0x0F;
int mask = (kcontrol->private_value >> 16) & 0xFF;
+ dprintk("Entered %s\n", __FUNCTION__);
+
if (((lm4857_regs[reg] >> shift ) & mask) ==
ucontrol->value.integer.value[0])
return 0;
@@ -365,6 +394,8 @@ static int lm4857_get_mode(struct snd_kcontrol *kcontrol,
{
u8 value = lm4857_regs[LM4857_CTRL] & 0x0F;
+ dprintk("Entered %s\n", __FUNCTION__);
+
if (value)
value -= 5;
@@ -377,6 +408,8 @@ static int lm4857_set_mode(struct snd_kcontrol *kcontrol,
{
u8 value = ucontrol->value.integer.value[0];
+ dprintk("Entered %s\n", __FUNCTION__);
+
if (value)
value += 5;
@@ -484,6 +517,8 @@ static int neo1973_wm8753_init(struct snd_soc_codec *codec)
{
int i, err;
+ dprintk("Entered %s\n", __FUNCTION__);
+
/* set up NC codec pins */
snd_soc_dapm_set_endpoint(codec, "LOUT2", 0);
snd_soc_dapm_set_endpoint(codec, "ROUT2", 0);
@@ -584,6 +619,8 @@ static int lm4857_amp_probe(struct i2c_adapter *adap, int addr, int kind)
{
int ret;
+ dprintk("Entered %s\n", __FUNCTION__);
+
client_template.adapter = adap;
client_template.addr = addr;
@@ -607,6 +644,8 @@ exit_err:
static int lm4857_i2c_detach(struct i2c_client *client)
{
+ dprintk("Entered %s\n", __FUNCTION__);
+
i2c_detach_client(client);
kfree(client);
return 0;
@@ -614,6 +653,8 @@ static int lm4857_i2c_detach(struct i2c_client *client)
static int lm4857_i2c_attach(struct i2c_adapter *adap)
{
+ dprintk("Entered %s\n", __FUNCTION__);
+
return i2c_probe(adap, &addr_data, lm4857_amp_probe);
}
@@ -621,6 +662,8 @@ static u8 lm4857_state;
static int lm4857_suspend(struct i2c_client *dev, pm_message_t state)
{
+ dprintk("Entered %s\n", __FUNCTION__);
+
dev_dbg(&dev->dev, "lm4857_suspend\n");
lm4857_state = lm4857_regs[LM4857_CTRL] & 0xf;
if (lm4857_state) {
@@ -632,6 +675,8 @@ static int lm4857_suspend(struct i2c_client *dev, pm_message_t state)
static int lm4857_resume(struct i2c_client *dev)
{
+ dprintk("Entered %s\n", __FUNCTION__);
+
if (lm4857_state) {
lm4857_regs[LM4857_CTRL] |= (lm4857_state & 0x0f);
lm4857_write_regs();
@@ -641,6 +686,8 @@ static int lm4857_resume(struct i2c_client *dev)
static void lm4857_shutdown(struct i2c_client *dev)
{
+ dprintk("Entered %s\n", __FUNCTION__);
+
dev_dbg(&dev->dev, "lm4857_shutdown\n");
lm4857_regs[LM4857_CTRL] &= 0xf0;
lm4857_write_regs();
@@ -672,6 +719,8 @@ static int __init neo1973_init(void)
{
int ret;
+ dprintk("Entered %s\n", __FUNCTION__);
+
if (!machine_is_neo1973_gta01()) {
printk(KERN_INFO
"Only GTA01 hardware supported by ASoc driver\n");
@@ -698,6 +747,8 @@ static int __init neo1973_init(void)
static void __exit neo1973_exit(void)
{
+ dprintk("Entered %s\n", __FUNCTION__);
+
i2c_del_driver(&lm4857_i2c_driver);
platform_device_unregister(neo1973_snd_device);
}
diff --git a/sound/soc/s3c24xx/s3c24xx-i2s.c b/sound/soc/s3c24xx/s3c24xx-i2s.c
index 43fd25a..7b6cca7 100644
--- a/sound/soc/s3c24xx/s3c24xx-i2s.c
+++ b/sound/soc/s3c24xx/s3c24xx-i2s.c
@@ -46,7 +46,7 @@
#define S3C24XX_I2S_DEBUG 0
#if S3C24XX_I2S_DEBUG
-#define DBG(x...) printk(KERN_DEBUG x)
+#define DBG(x...) printk(KERN_DEBUG "s3c24xx-i2s: " x)
#else
#define DBG(x...)
#endif
@@ -415,6 +415,7 @@ static int s3c24xx_i2s_probe(struct platform_device *pdev)
int s3c24xx_i2s_suspend(struct platform_device *pdev,
struct snd_soc_cpu_dai *cpu_dai)
{
+ DBG("Entered %s\n", __FUNCTION__);
s3c24xx_i2s.iiscon = readl(s3c24xx_i2s.regs + S3C2410_IISCON);
s3c24xx_i2s.iismod = readl(s3c24xx_i2s.regs + S3C2410_IISMOD);
s3c24xx_i2s.iisfcon = readl(s3c24xx_i2s.regs + S3C2410_IISFCON);
@@ -428,6 +429,7 @@ int s3c24xx_i2s_suspend(struct platform_device *pdev,
int s3c24xx_i2s_resume(struct platform_device *pdev,
struct snd_soc_cpu_dai *cpu_dai)
{
+ DBG("Entered %s\n", __FUNCTION__);
clk_enable(s3c24xx_i2s.iis_clk);
writel(s3c24xx_i2s.iiscon, s3c24xx_i2s.regs + S3C2410_IISCON);
diff --git a/sound/soc/s3c24xx/s3c24xx-pcm.c b/sound/soc/s3c24xx/s3c24xx-pcm.c
index e9f3b60..57b0c74 100644
--- a/sound/soc/s3c24xx/s3c24xx-pcm.c
+++ b/sound/soc/s3c24xx/s3c24xx-pcm.c
@@ -40,7 +40,7 @@
#define S3C24XX_PCM_DEBUG 0
#if S3C24XX_PCM_DEBUG
-#define DBG(x...) printk(KERN_DEBUG x)
+#define DBG(x...) printk(KERN_DEBUG "s3c24xx-pcm: " x)
#else
#define DBG(x...)
#endif
--
1.5.6.5
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