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3026 codec: add debug interface

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This commit is contained in:
yj
2013-10-10 15:23:35 +08:00
parent 1ec04b0a98
commit 52180cbb99
1 changed files with 11 additions and 7 deletions
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18
sound/soc/codecs/rk3026_codec.c
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@@ -34,11 +34,15 @@
#include "../../../drivers/headset_observe/rk_headset.h"
#endif
#if 0
#define DBG(x...) printk(x)
#else
#define DBG(x...)
#endif
static int debug;
module_param(debug, int, S_IRUGO|S_IWUSR);
#define dbg_codec(level, fmt, arg...) do { \
if (debug >= level) \
printk(fmt , ## arg); } while (0)
#define DBG(fmt,...) dbg_codec(1,fmt,## __VA_ARGS__)
/* volume setting
* 0: -39dB
@@ -351,7 +355,7 @@ static unsigned int rk3026_codec_read(struct snd_soc_codec *codec, unsigned int
}
value = readl_relaxed(rk3026_priv->regbase+reg);
DBG("%s : reg = 0x%x, val= 0x%x\n", __func__, reg, value);
dbg_codec(2,"%s : reg = 0x%x, val= 0x%x\n", __func__, reg, value);
return value;
}
@@ -376,7 +380,7 @@ static int rk3026_codec_write(struct snd_soc_codec *codec, unsigned int reg, uns
rk3026_write_reg_cache(codec, reg, value);
}
DBG("%s : reg = 0x%x, val = 0x%x, new_value=%d\n", __func__, reg, value,new_value);
dbg_codec(2,"%s : reg = 0x%x, val = 0x%x, new_value=%d\n", __func__, reg, value,new_value);
return 0;
}