14abca3dfc
Fix the error path to properly free allocated resources. Signed-off-by: Axel Lin <axel.lin@gmail.com> Acked-by: Mika Westerberg <mika.westerberg@iki.fi> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
91 lines
2 KiB
C
91 lines
2 KiB
C
/*
|
|
* simone.c -- ASoC audio for Simplemachines Sim.One board
|
|
*
|
|
* Copyright (c) 2010 Mika Westerberg
|
|
*
|
|
* Based on snappercl15 machine driver by Ryan Mallon.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*/
|
|
|
|
#include <linux/init.h>
|
|
#include <linux/module.h>
|
|
#include <linux/platform_device.h>
|
|
|
|
#include <sound/core.h>
|
|
#include <sound/pcm.h>
|
|
#include <sound/soc.h>
|
|
|
|
#include <asm/mach-types.h>
|
|
#include <mach/hardware.h>
|
|
|
|
#include "ep93xx-pcm.h"
|
|
|
|
static struct snd_soc_dai_link simone_dai = {
|
|
.name = "AC97",
|
|
.stream_name = "AC97 HiFi",
|
|
.cpu_dai_name = "ep93xx-ac97",
|
|
.codec_dai_name = "ac97-hifi",
|
|
.codec_name = "ac97-codec",
|
|
.platform_name = "ep93xx-pcm-audio",
|
|
};
|
|
|
|
static struct snd_soc_card snd_soc_simone = {
|
|
.name = "Sim.One",
|
|
.dai_link = &simone_dai,
|
|
.num_links = 1,
|
|
};
|
|
|
|
static struct platform_device *simone_snd_ac97_device;
|
|
static struct platform_device *simone_snd_device;
|
|
|
|
static int __init simone_init(void)
|
|
{
|
|
int ret;
|
|
|
|
if (!machine_is_sim_one())
|
|
return -ENODEV;
|
|
|
|
simone_snd_ac97_device = platform_device_alloc("ac97-codec", -1);
|
|
if (!simone_snd_ac97_device)
|
|
return -ENOMEM;
|
|
|
|
ret = platform_device_add(simone_snd_ac97_device);
|
|
if (ret)
|
|
goto fail1;
|
|
|
|
simone_snd_device = platform_device_alloc("soc-audio", -1);
|
|
if (!simone_snd_device) {
|
|
ret = -ENOMEM;
|
|
goto fail2;
|
|
}
|
|
|
|
platform_set_drvdata(simone_snd_device, &snd_soc_simone);
|
|
ret = platform_device_add(simone_snd_device);
|
|
if (ret)
|
|
goto fail3;
|
|
|
|
return 0;
|
|
|
|
fail3:
|
|
platform_device_put(simone_snd_device);
|
|
fail2:
|
|
platform_device_del(simone_snd_ac97_device);
|
|
fail1:
|
|
platform_device_put(simone_snd_ac97_device);
|
|
return ret;
|
|
}
|
|
module_init(simone_init);
|
|
|
|
static void __exit simone_exit(void)
|
|
{
|
|
platform_device_unregister(simone_snd_device);
|
|
platform_device_unregister(simone_snd_ac97_device);
|
|
}
|
|
module_exit(simone_exit);
|
|
|
|
MODULE_DESCRIPTION("ALSA SoC Simplemachines Sim.One");
|
|
MODULE_AUTHOR("Mika Westerberg <mika.westerberg@iki.fi>");
|
|
MODULE_LICENSE("GPL");
|