Merge branch 'fix/asoc' into for-linus

This commit is contained in:
Takashi Iwai 2011-08-12 18:26:38 +02:00
commit c012cdc858
18 changed files with 526 additions and 19 deletions

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@ -4604,7 +4604,7 @@ F: arch/arm/mach-omap2/clockdomain2xxx_3xxx.c
F: arch/arm/mach-omap2/clockdomain44xx.c
OMAP AUDIO SUPPORT
M: Jarkko Nikula <jhnikula@gmail.com>
M: Jarkko Nikula <jarkko.nikula@bitmer.com>
L: alsa-devel@alsa-project.org (subscribers-only)
L: linux-omap@vger.kernel.org
S: Maintained

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@ -1,7 +1,7 @@
/*
* Platform data for Texas Instruments TLV320AIC3x codec
*
* Author: Jarkko Nikula <jhnikula@gmail.com>
* Author: Jarkko Nikula <jarkko.nikula@bitmer.com>
*
* 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

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@ -778,11 +778,19 @@ static int __devexit wm8750_spi_remove(struct spi_device *spi)
return 0;
}
static const struct spi_device_id wm8750_spi_ids[] = {
{ "wm8750", 0 },
{ "wm8987", 0 },
{ },
};
MODULE_DEVICE_TABLE(spi, wm8750_spi_ids);
static struct spi_driver wm8750_spi_driver = {
.driver = {
.name = "wm8750-codec",
.owner = THIS_MODULE,
},
.id_table = wm8750_spi_ids,
.probe = wm8750_spi_probe,
.remove = __devexit_p(wm8750_spi_remove),
};

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@ -2046,8 +2046,13 @@ static int wm8903_probe(struct snd_soc_codec *codec)
/* power down chip */
static int wm8903_remove(struct snd_soc_codec *codec)
{
struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec);
wm8903_free_gpio(codec);
wm8903_set_bias_level(codec, SND_SOC_BIAS_OFF);
if (wm8903->irq)
free_irq(wm8903->irq, codec);
return 0;
}

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@ -2981,6 +2981,7 @@ static int wm8994_codec_probe(struct snd_soc_codec *codec)
wm8994->hubs.dcs_readback_mode = 1;
break;
}
break;
case WM8958:
wm8994->hubs.dcs_readback_mode = 1;

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@ -3,7 +3,7 @@
*
* Copyright (C) 2008 Nokia Corporation
*
* Contact: Jarkko Nikula <jhnikula@gmail.com>
* Contact: Jarkko Nikula <jarkko.nikula@bitmer.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
@ -402,6 +402,6 @@ static void __exit n810_soc_exit(void)
module_init(n810_soc_init);
module_exit(n810_soc_exit);
MODULE_AUTHOR("Jarkko Nikula <jhnikula@gmail.com>");
MODULE_AUTHOR("Jarkko Nikula <jarkko.nikula@bitmer.com>");
MODULE_DESCRIPTION("ALSA SoC Nokia N810");
MODULE_LICENSE("GPL");

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@ -3,7 +3,7 @@
*
* Copyright (C) 2008 Nokia Corporation
*
* Contact: Jarkko Nikula <jhnikula@gmail.com>
* Contact: Jarkko Nikula <jarkko.nikula@bitmer.com>
* Peter Ujfalusi <peter.ujfalusi@ti.com>
*
* This program is free software; you can redistribute it and/or
@ -780,6 +780,6 @@ static void __exit snd_omap_mcbsp_exit(void)
}
module_exit(snd_omap_mcbsp_exit);
MODULE_AUTHOR("Jarkko Nikula <jhnikula@gmail.com>");
MODULE_AUTHOR("Jarkko Nikula <jarkko.nikula@bitmer.com>");
MODULE_DESCRIPTION("OMAP I2S SoC Interface");
MODULE_LICENSE("GPL");

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@ -3,7 +3,7 @@
*
* Copyright (C) 2008 Nokia Corporation
*
* Contact: Jarkko Nikula <jhnikula@gmail.com>
* Contact: Jarkko Nikula <jarkko.nikula@bitmer.com>
* Peter Ujfalusi <peter.ujfalusi@ti.com>
*
* This program is free software; you can redistribute it and/or

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@ -3,7 +3,7 @@
*
* Copyright (C) 2008 Nokia Corporation
*
* Contact: Jarkko Nikula <jhnikula@gmail.com>
* Contact: Jarkko Nikula <jarkko.nikula@bitmer.com>
* Peter Ujfalusi <peter.ujfalusi@ti.com>
*
* This program is free software; you can redistribute it and/or
@ -436,6 +436,6 @@ static void __exit snd_omap_pcm_exit(void)
}
module_exit(snd_omap_pcm_exit);
MODULE_AUTHOR("Jarkko Nikula <jhnikula@gmail.com>");
MODULE_AUTHOR("Jarkko Nikula <jarkko.nikula@bitmer.com>");
MODULE_DESCRIPTION("OMAP PCM DMA module");
MODULE_LICENSE("GPL");

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@ -3,7 +3,7 @@
*
* Copyright (C) 2008 Nokia Corporation
*
* Contact: Jarkko Nikula <jhnikula@gmail.com>
* Contact: Jarkko Nikula <jarkko.nikula@bitmer.com>
* Peter Ujfalusi <peter.ujfalusi@ti.com>
*
* This program is free software; you can redistribute it and/or

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@ -5,7 +5,7 @@
*
* Contact: Peter Ujfalusi <peter.ujfalusi@ti.com>
* Eduardo Valentin <eduardo.valentin@nokia.com>
* Jarkko Nikula <jhnikula@gmail.com>
* Jarkko Nikula <jarkko.nikula@bitmer.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License

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@ -1,5 +1,6 @@
# S3c24XX Platform Support
snd-soc-s3c24xx-objs := dma.o
snd-soc-idma-objs := idma.o
snd-soc-s3c24xx-i2s-objs := s3c24xx-i2s.o
snd-soc-s3c2412-i2s-objs := s3c2412-i2s.o
snd-soc-ac97-objs := ac97.o
@ -16,6 +17,7 @@ obj-$(CONFIG_SND_S3C_I2SV2_SOC) += snd-soc-s3c-i2s-v2.o
obj-$(CONFIG_SND_SAMSUNG_SPDIF) += snd-soc-samsung-spdif.o
obj-$(CONFIG_SND_SAMSUNG_PCM) += snd-soc-pcm.o
obj-$(CONFIG_SND_SAMSUNG_I2S) += snd-soc-i2s.o
obj-$(CONFIG_SND_SAMSUNG_I2S) += snd-soc-idma.o
# S3C24XX Machine Support
snd-soc-jive-wm8750-objs := jive_wm8750.o

453
sound/soc/samsung/idma.c Normal file
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@ -0,0 +1,453 @@
/*
* sound/soc/samsung/idma.c
*
* Copyright (c) 2011 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* I2S0's Internal DMA driver
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*/
#include <linux/interrupt.h>
#include <linux/platform_device.h>
#include <linux/dma-mapping.h>
#include <linux/slab.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include "i2s.h"
#include "idma.h"
#include "dma.h"
#include "i2s-regs.h"
#define ST_RUNNING (1<<0)
#define ST_OPENED (1<<1)
static const struct snd_pcm_hardware idma_hardware = {
.info = SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_BLOCK_TRANSFER |
SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_MMAP_VALID |
SNDRV_PCM_INFO_PAUSE |
SNDRV_PCM_INFO_RESUME,
.formats = SNDRV_PCM_FMTBIT_S16_LE |
SNDRV_PCM_FMTBIT_U16_LE |
SNDRV_PCM_FMTBIT_S24_LE |
SNDRV_PCM_FMTBIT_U24_LE |
SNDRV_PCM_FMTBIT_U8 |
SNDRV_PCM_FMTBIT_S8,
.channels_min = 2,
.channels_max = 2,
.buffer_bytes_max = MAX_IDMA_BUFFER,
.period_bytes_min = 128,
.period_bytes_max = MAX_IDMA_PERIOD,
.periods_min = 1,
.periods_max = 2,
};
struct idma_ctrl {
spinlock_t lock;
int state;
dma_addr_t start;
dma_addr_t pos;
dma_addr_t end;
dma_addr_t period;
dma_addr_t periodsz;
void *token;
void (*cb)(void *dt, int bytes_xfer);
};
static struct idma_info {
spinlock_t lock;
void __iomem *regs;
dma_addr_t lp_tx_addr;
} idma;
static void idma_getpos(dma_addr_t *src)
{
*src = idma.lp_tx_addr +
(readl(idma.regs + I2STRNCNT) & 0xffffff) * 4;
}
static int idma_enqueue(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
struct idma_ctrl *prtd = substream->runtime->private_data;
u32 val;
spin_lock(&prtd->lock);
prtd->token = (void *) substream;
spin_unlock(&prtd->lock);
/* Internal DMA Level0 Interrupt Address */
val = idma.lp_tx_addr + prtd->periodsz;
writel(val, idma.regs + I2SLVL0ADDR);
/* Start address0 of I2S internal DMA operation. */
val = idma.lp_tx_addr;
writel(val, idma.regs + I2SSTR0);
/*
* Transfer block size for I2S internal DMA.
* Should decide transfer size before start dma operation
*/
val = readl(idma.regs + I2SSIZE);
val &= ~(I2SSIZE_TRNMSK << I2SSIZE_SHIFT);
val |= (((runtime->dma_bytes >> 2) &
I2SSIZE_TRNMSK) << I2SSIZE_SHIFT);
writel(val, idma.regs + I2SSIZE);
val = readl(idma.regs + I2SAHB);
val |= AHB_INTENLVL0;
writel(val, idma.regs + I2SAHB);
return 0;
}
static void idma_setcallbk(struct snd_pcm_substream *substream,
void (*cb)(void *, int))
{
struct idma_ctrl *prtd = substream->runtime->private_data;
spin_lock(&prtd->lock);
prtd->cb = cb;
spin_unlock(&prtd->lock);
}
static void idma_control(int op)
{
u32 val = readl(idma.regs + I2SAHB);
spin_lock(&idma.lock);
switch (op) {
case LPAM_DMA_START:
val |= (AHB_INTENLVL0 | AHB_DMAEN);
break;
case LPAM_DMA_STOP:
val &= ~(AHB_INTENLVL0 | AHB_DMAEN);
break;
default:
spin_unlock(&idma.lock);
return;
}
writel(val, idma.regs + I2SAHB);
spin_unlock(&idma.lock);
}
static void idma_done(void *id, int bytes_xfer)
{
struct snd_pcm_substream *substream = id;
struct idma_ctrl *prtd = substream->runtime->private_data;
if (prtd && (prtd->state & ST_RUNNING))
snd_pcm_period_elapsed(substream);
}
static int idma_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_pcm_runtime *runtime = substream->runtime;
struct idma_ctrl *prtd = substream->runtime->private_data;
u32 mod = readl(idma.regs + I2SMOD);
u32 ahb = readl(idma.regs + I2SAHB);
ahb |= (AHB_DMARLD | AHB_INTMASK);
mod |= MOD_TXS_IDMA;
writel(ahb, idma.regs + I2SAHB);
writel(mod, idma.regs + I2SMOD);
snd_pcm_set_runtime_buffer(substream, &substream->dma_buffer);
runtime->dma_bytes = params_buffer_bytes(params);
prtd->start = prtd->pos = runtime->dma_addr;
prtd->period = params_periods(params);
prtd->periodsz = params_period_bytes(params);
prtd->end = runtime->dma_addr + runtime->dma_bytes;
idma_setcallbk(substream, idma_done);
return 0;
}
static int idma_hw_free(struct snd_pcm_substream *substream)
{
snd_pcm_set_runtime_buffer(substream, NULL);
return 0;
}
static int idma_prepare(struct snd_pcm_substream *substream)
{
struct idma_ctrl *prtd = substream->runtime->private_data;
prtd->pos = prtd->start;
/* flush the DMA channel */
idma_control(LPAM_DMA_STOP);
idma_enqueue(substream);
return 0;
}
static int idma_trigger(struct snd_pcm_substream *substream, int cmd)
{
struct idma_ctrl *prtd = substream->runtime->private_data;
int ret = 0;
spin_lock(&prtd->lock);
switch (cmd) {
case SNDRV_PCM_TRIGGER_RESUME:
case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
prtd->state |= ST_RUNNING;
idma_control(LPAM_DMA_START);
break;
case SNDRV_PCM_TRIGGER_SUSPEND:
case SNDRV_PCM_TRIGGER_STOP:
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
prtd->state &= ~ST_RUNNING;
idma_control(LPAM_DMA_STOP);
break;
default:
ret = -EINVAL;
break;
}
spin_unlock(&prtd->lock);
return ret;
}
static snd_pcm_uframes_t
idma_pointer(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
struct idma_ctrl *prtd = runtime->private_data;
dma_addr_t src;
unsigned long res;
spin_lock(&prtd->lock);
idma_getpos(&src);
res = src - prtd->start;
spin_unlock(&prtd->lock);
return bytes_to_frames(substream->runtime, res);
}
static int idma_mmap(struct snd_pcm_substream *substream,
struct vm_area_struct *vma)
{
struct snd_pcm_runtime *runtime = substream->runtime;
unsigned long size, offset;
int ret;
/* From snd_pcm_lib_mmap_iomem */
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
vma->vm_flags |= VM_IO;
size = vma->vm_end - vma->vm_start;
offset = vma->vm_pgoff << PAGE_SHIFT;
ret = io_remap_pfn_range(vma, vma->vm_start,
(runtime->dma_addr + offset) >> PAGE_SHIFT,
size, vma->vm_page_prot);
return ret;
}
static irqreturn_t iis_irq(int irqno, void *dev_id)
{
struct idma_ctrl *prtd = (struct idma_ctrl *)dev_id;
u32 iiscon, iisahb, val, addr;
iisahb = readl(idma.regs + I2SAHB);
iiscon = readl(idma.regs + I2SCON);
val = (iisahb & AHB_LVL0INT) ? AHB_CLRLVL0INT : 0;
if (val) {
iisahb |= val;
writel(iisahb, idma.regs + I2SAHB);
addr = readl(idma.regs + I2SLVL0ADDR) - idma.lp_tx_addr;
addr += prtd->periodsz;
addr %= (prtd->end - prtd->start);
addr += idma.lp_tx_addr;
writel(addr, idma.regs + I2SLVL0ADDR);
if (prtd->cb)
prtd->cb(prtd->token, prtd->period);
}
return IRQ_HANDLED;
}
static int idma_open(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
struct idma_ctrl *prtd;
int ret;
snd_soc_set_runtime_hwparams(substream, &idma_hardware);
prtd = kzalloc(sizeof(struct idma_ctrl), GFP_KERNEL);
if (prtd == NULL)
return -ENOMEM;
ret = request_irq(IRQ_I2S0, iis_irq, 0, "i2s", prtd);
if (ret < 0) {
pr_err("fail to claim i2s irq , ret = %d\n", ret);
kfree(prtd);
return ret;
}
spin_lock_init(&prtd->lock);
runtime->private_data = prtd;
return 0;
}
static int idma_close(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
struct idma_ctrl *prtd = runtime->private_data;
free_irq(IRQ_I2S0, prtd);
if (!prtd)
pr_err("idma_close called with prtd == NULL\n");
kfree(prtd);
return 0;
}
static struct snd_pcm_ops idma_ops = {
.open = idma_open,
.close = idma_close,
.ioctl = snd_pcm_lib_ioctl,
.trigger = idma_trigger,
.pointer = idma_pointer,
.mmap = idma_mmap,
.hw_params = idma_hw_params,
.hw_free = idma_hw_free,
.prepare = idma_prepare,
};
static void idma_free(struct snd_pcm *pcm)
{
struct snd_pcm_substream *substream;
struct snd_dma_buffer *buf;
substream = pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream;
if (!substream)
return;
buf = &substream->dma_buffer;
if (!buf->area)
return;
iounmap(buf->area);
buf->area = NULL;
buf->addr = 0;
}
static int preallocate_idma_buffer(struct snd_pcm *pcm, int stream)
{
struct snd_pcm_substream *substream = pcm->streams[stream].substream;
struct snd_dma_buffer *buf = &substream->dma_buffer;
buf->dev.dev = pcm->card->dev;
buf->private_data = NULL;
/* Assign PCM buffer pointers */
buf->dev.type = SNDRV_DMA_TYPE_CONTINUOUS;
buf->addr = idma.lp_tx_addr;
buf->bytes = idma_hardware.buffer_bytes_max;
buf->area = (unsigned char *)ioremap(buf->addr, buf->bytes);
return 0;
}
static u64 idma_mask = DMA_BIT_MASK(32);
static int idma_new(struct snd_soc_pcm_runtime *rtd)
{
struct snd_card *card = rtd->card->snd_card;
struct snd_soc_dai *dai = rtd->cpu_dai;
struct snd_pcm *pcm = rtd->pcm;
int ret = 0;
if (!card->dev->dma_mask)
card->dev->dma_mask = &idma_mask;
if (!card->dev->coherent_dma_mask)
card->dev->coherent_dma_mask = DMA_BIT_MASK(32);
if (dai->driver->playback.channels_min)
ret = preallocate_idma_buffer(pcm,
SNDRV_PCM_STREAM_PLAYBACK);
return ret;
}
void idma_reg_addr_init(void *regs, dma_addr_t addr)
{
spin_lock_init(&idma.lock);
idma.regs = regs;
idma.lp_tx_addr = addr;
}
struct snd_soc_platform_driver asoc_idma_platform = {
.ops = &idma_ops,
.pcm_new = idma_new,
.pcm_free = idma_free,
};
static int __devinit asoc_idma_platform_probe(struct platform_device *pdev)
{
return snd_soc_register_platform(&pdev->dev, &asoc_idma_platform);
}
static int __devexit asoc_idma_platform_remove(struct platform_device *pdev)
{
snd_soc_unregister_platform(&pdev->dev);
return 0;
}
static struct platform_driver asoc_idma_driver = {
.driver = {
.name = "samsung-idma",
.owner = THIS_MODULE,
},
.probe = asoc_idma_platform_probe,
.remove = __devexit_p(asoc_idma_platform_remove),
};
static int __init asoc_idma_init(void)
{
return platform_driver_register(&asoc_idma_driver);
}
module_init(asoc_idma_init);
static void __exit asoc_idma_exit(void)
{
platform_driver_unregister(&asoc_idma_driver);
}
module_exit(asoc_idma_exit);
MODULE_AUTHOR("Jaswinder Singh, <jassisinghbrar@gmail.com>");
MODULE_DESCRIPTION("Samsung ASoC IDMA Driver");
MODULE_LICENSE("GPL");

26
sound/soc/samsung/idma.h Normal file
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@ -0,0 +1,26 @@
/*
* sound/soc/samsung/idma.h
*
* Copyright (c) 2011 Samsung Electronics Co., Ltd
* http://www.samsung.com
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
*/
#ifndef __SND_SOC_SAMSUNG_IDMA_H_
#define __SND_SOC_SAMSUNG_IDMA_H_
extern void idma_reg_addr_init(void *regs, dma_addr_t addr);
/* dma_state */
#define LPAM_DMA_STOP 0
#define LPAM_DMA_START 1
#define MAX_IDMA_PERIOD (128 * 1024)
#define MAX_IDMA_BUFFER (160 * 1024)
#endif /* __SND_SOC_SAMSUNG_IDMA_H_ */

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@ -131,7 +131,7 @@ static struct snd_soc_dai_link jive_dai = {
.cpu_dai_name = "s3c2412-i2s",
.codec_dai_name = "wm8750-hifi",
.platform_name = "samsung-audio",
.codec_name = "wm8750-codec.0-0x1a",
.codec_name = "wm8750-codec.0-001a",
.init = jive_wm8750_init,
.ops = &jive_ops,
};

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@ -37,7 +37,7 @@ static int speyside_wm8962_set_bias_level(struct snd_soc_card *card,
44100 * 256,
SND_SOC_CLOCK_IN);
if (ret < 0) {
pr_err("Failed to set SYSCLK: %d\n");
pr_err("Failed to set SYSCLK: %d\n", ret);
return ret;
}
}

View file

@ -309,9 +309,14 @@ static int tegra_pcm_preallocate_dma_buffer(struct snd_pcm *pcm, int stream)
static void tegra_pcm_deallocate_dma_buffer(struct snd_pcm *pcm, int stream)
{
struct snd_pcm_substream *substream = pcm->streams[stream].substream;
struct snd_dma_buffer *buf = &substream->dma_buffer;
struct snd_pcm_substream *substream;
struct snd_dma_buffer *buf;
substream = pcm->streams[stream].substream;
if (!substream)
return;
buf = &substream->dma_buffer;
if (!buf->area)
return;

View file

@ -56,6 +56,7 @@
#define GPIO_HP_MUTE BIT(1)
#define GPIO_INT_MIC_EN BIT(2)
#define GPIO_EXT_MIC_EN BIT(3)
#define GPIO_HP_DET BIT(4)
struct tegra_wm8903 {
struct tegra_asoc_utils_data util_data;
@ -304,6 +305,7 @@ static int tegra_wm8903_init(struct snd_soc_pcm_runtime *rtd)
snd_soc_jack_add_gpios(&tegra_wm8903_hp_jack,
1,
&tegra_wm8903_hp_jack_gpio);
machine->gpio_requested |= GPIO_HP_DET;
}
snd_soc_jack_new(codec, "Mic Jack", SND_JACK_MICROPHONE,
@ -429,10 +431,10 @@ static int __devexit tegra_wm8903_driver_remove(struct platform_device *pdev)
struct tegra_wm8903 *machine = snd_soc_card_get_drvdata(card);
struct tegra_wm8903_platform_data *pdata = machine->pdata;
snd_soc_unregister_card(card);
tegra_asoc_utils_fini(&machine->util_data);
if (machine->gpio_requested & GPIO_HP_DET)
snd_soc_jack_free_gpios(&tegra_wm8903_hp_jack,
1,
&tegra_wm8903_hp_jack_gpio);
if (machine->gpio_requested & GPIO_EXT_MIC_EN)
gpio_free(pdata->gpio_ext_mic_en);
if (machine->gpio_requested & GPIO_INT_MIC_EN)
@ -441,6 +443,11 @@ static int __devexit tegra_wm8903_driver_remove(struct platform_device *pdev)
gpio_free(pdata->gpio_hp_mute);
if (machine->gpio_requested & GPIO_SPKR_EN)
gpio_free(pdata->gpio_spkr_en);
machine->gpio_requested = 0;
snd_soc_unregister_card(card);
tegra_asoc_utils_fini(&machine->util_data);
kfree(machine);