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Commit fdafad6f authored by Pavel Hofman's avatar Pavel Hofman Committed by Takashi Iwai
Browse files

[ALSA] AK4114 - listing regs in proc 



A simple patch for listing AK4114 regs in proc.

Signed-off-by: default avatarPavel Hofman <dustin@seznam.cz>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent aa27a443

sound/i2c/other/ak4114.c

+22 −0
Original line number Diff line number Diff line
@@ -27,6 +27,7 @@ 
#include <sound/pcm.h>

#include <sound/ak4114.h>

#include <sound/asoundef.h>

#include <sound/info.h>



MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");

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;