From fdafad6fc24a11070bcd0885100be7143cc038f8 Mon Sep 17 00:00:00 2001 From: Pavel Hofman Date: Mon, 11 Feb 2008 14:48:06 +0100 Subject: [ALSA] AK4114 - listing regs in proc A simple patch for listing AK4114 regs in proc. Signed-off-by: Pavel Hofman Signed-off-by: Takashi Iwai --- sound/i2c/other/ak4114.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) (limited to 'sound/i2c') diff --git a/sound/i2c/other/ak4114.c b/sound/i2c/other/ak4114.c index 15061bd72776..9a90e830c423 100644 --- a/sound/i2c/other/ak4114.c +++ b/sound/i2c/other/ak4114.c @@ -27,6 +27,7 @@ #include #include #include +#include MODULE_AUTHOR("Jaroslav Kysela "); MODULE_DESCRIPTION("AK4114 IEC958 (S/PDIF) receiver by Asahi Kasei"); @@ -446,6 +447,26 @@ static struct snd_kcontrol_new snd_ak4114_iec958_controls[] = { } }; + +static void snd_ak4114_proc_regs_read(struct snd_info_entry *entry, + struct snd_info_buffer *buffer) +{ + struct ak4114 *ak4114 = entry->private_data; + int reg, val; + /* all ak4114 registers 0x00 - 0x1f */ + for (reg = 0; reg < 0x20; reg++) { + val = reg_read(ak4114, reg); + snd_iprintf(buffer, "0x%02x = 0x%02x\n", reg, val); + } +} + +static void snd_ak4114_proc_init(struct ak4114 *ak4114) +{ + struct snd_info_entry *entry; + if (!snd_card_proc_new(ak4114->card, "ak4114", &entry)) + snd_info_set_text_ops(entry, ak4114, snd_ak4114_proc_regs_read); +} + int snd_ak4114_build(struct ak4114 *ak4114, struct snd_pcm_substream *ply_substream, struct snd_pcm_substream *cap_substream) @@ -478,6 +499,7 @@ int snd_ak4114_build(struct ak4114 *ak4114, return err; ak4114->kctls[idx] = kctl; } + snd_ak4114_proc_init(ak4114); /* trigger workq */ schedule_delayed_work(&ak4114->work, HZ / 10); return 0; -- cgit v1.2.3