system/linux
system/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux synced 2024-09-20 02:57:25 +00:00
Code Issues Packages Projects Releases Wiki Activity

Merge branch 'topic/fsl' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into asoc-sgtl5000

Browse source
This commit is contained in:
Mark Brown 2013-06-10 10:26:16 +01:00
parent 2bdc1bb2b4 dbdf6b5434
commit 915b2c750e
16 changed files with 127 additions and 223 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

5
sound/soc/fsl/Kconfig
View file

@ -108,18 +108,13 @@ if SND_IMX_SOC
config SND_SOC_IMX_SSI
tristate
config SND_SOC_IMX_PCM
tristate
config SND_SOC_IMX_PCM_FIQ
bool
select FIQ
select SND_SOC_IMX_PCM
config SND_SOC_IMX_PCM_DMA
bool
select SND_SOC_GENERIC_DMAENGINE_PCM
select SND_SOC_IMX_PCM
config SND_SOC_IMX_AUDMUX
tristate

11
sound/soc/fsl/Makefile
View file

@ -30,18 +30,11 @@ obj-$(CONFIG_SND_MPC52xx_SOC_EFIKA) += efika-audio-fabric.o
# i.MX Platform Support
snd-soc-imx-ssi-objs := imx-ssi.o
snd-soc-imx-audmux-objs := imx-audmux.o
snd-soc-imx-pcm-objs := imx-pcm.o
ifneq ($(CONFIG_SND_SOC_IMX_PCM_FIQ),)
snd-soc-imx-pcm-objs += imx-pcm-fiq.o
endif
ifneq ($(CONFIG_SND_SOC_IMX_PCM_DMA),)
snd-soc-imx-pcm-objs += imx-pcm-dma.o
endif
obj-$(CONFIG_SND_SOC_IMX_SSI) += snd-soc-imx-ssi.o
obj-$(CONFIG_SND_SOC_IMX_AUDMUX) += snd-soc-imx-audmux.o
obj-$(CONFIG_SND_SOC_IMX_PCM) += snd-soc-imx-pcm.o
obj-$(CONFIG_SND_SOC_IMX_PCM_FIQ) += imx-pcm-fiq.o
obj-$(CONFIG_SND_SOC_IMX_PCM_DMA) += imx-pcm-dma.o
# i.MX Machine Support
snd-soc-eukrea-tlv320-objs := eukrea-tlv320.o

2
sound/soc/fsl/eukrea-tlv320.c
View file

@ -80,7 +80,7 @@ static struct snd_soc_dai_link eukrea_tlv320_dai = {
.name = "tlv320aic23",
.stream_name = "TLV320AIC23",
.codec_dai_name = "tlv320aic23-hifi",
.platform_name = "imx-fiq-pcm-audio.0",
.platform_name = "imx-ssi.0",
.codec_name = "tlv320aic23-codec.0-001a",
.cpu_dai_name = "imx-ssi.0",
.ops = &eukrea_tlv320_snd_ops,

13
sound/soc/fsl/fsl_ssi.c
View file

@ -122,7 +122,6 @@ struct fsl_ssi_private {
bool new_binding;
bool ssi_on_imx;
struct clk *clk;
struct platform_device *imx_pcm_pdev;
struct snd_dmaengine_dai_dma_data dma_params_tx;
struct snd_dmaengine_dai_dma_data dma_params_rx;
struct imx_dma_data filter_data_tx;
@ -809,13 +808,9 @@ static int fsl_ssi_probe(struct platform_device *pdev)
}
if (ssi_private->ssi_on_imx) {
ssi_private->imx_pcm_pdev =
platform_device_register_simple("imx-pcm-audio",
-1, NULL, 0);
if (IS_ERR(ssi_private->imx_pcm_pdev)) {
ret = PTR_ERR(ssi_private->imx_pcm_pdev);
ret = imx_pcm_dma_init(pdev);
if (ret)
goto error_dev;
}
}
/*
@ -854,7 +849,7 @@ static int fsl_ssi_probe(struct platform_device *pdev)
error_dai:
if (ssi_private->ssi_on_imx)
platform_device_unregister(ssi_private->imx_pcm_pdev);
imx_pcm_dma_exit(pdev);
snd_soc_unregister_component(&pdev->dev);
error_dev:
@ -889,7 +884,7 @@ static int fsl_ssi_remove(struct platform_device *pdev)
if (!ssi_private->new_binding)
platform_device_unregister(ssi_private->pdev);
if (ssi_private->ssi_on_imx) {
platform_device_unregister(ssi_private->imx_pcm_pdev);
imx_pcm_dma_exit(pdev);
clk_disable_unprepare(ssi_private->clk);
clk_put(ssi_private->clk);
}

8
sound/soc/fsl/imx-audmux.c
View file

@ -26,7 +26,6 @@
#include <linux/of_device.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
#include <linux/pinctrl/consumer.h>
#include "imx-audmux.h"
@ -247,7 +246,6 @@ EXPORT_SYMBOL_GPL(imx_audmux_v2_configure_port);
static int imx_audmux_probe(struct platform_device *pdev)
{
struct resource *res;
struct pinctrl *pinctrl;
const struct of_device_id *of_id =
of_match_device(imx_audmux_dt_ids, &pdev->dev);
@ -256,12 +254,6 @@ static int imx_audmux_probe(struct platform_device *pdev)
if (IS_ERR(audmux_base))
return PTR_ERR(audmux_base);
pinctrl = devm_pinctrl_get_select_default(&pdev->dev);
if (IS_ERR(pinctrl)) {
dev_err(&pdev->dev, "setup pinctrl failed!");
return PTR_ERR(pinctrl);
}
audmux_clk = devm_clk_get(&pdev->dev, "audmux");
if (IS_ERR(audmux_clk)) {
dev_dbg(&pdev->dev, "cannot get clock: %ld\n",

2
sound/soc/fsl/imx-mc13783.c
View file

@ -64,7 +64,7 @@ static struct snd_soc_dai_link imx_mc13783_dai_mc13783[] = {
.codec_dai_name = "mc13783-hifi",
.codec_name = "mc13783-codec",
.cpu_dai_name = "imx-ssi.0",
.platform_name = "imx-pcm-audio.0",
.platform_name = "imx-ssi.0",
.ops = &imx_mc13783_hifi_ops,
.symmetric_rates = 1,
.dai_fmt = FMT_SSI,

2
sound/soc/fsl/imx-pcm-dma.c
View file

@ -67,8 +67,10 @@ int imx_pcm_dma_init(struct platform_device *pdev)
SND_DMAENGINE_PCM_FLAG_NO_DT |
SND_DMAENGINE_PCM_FLAG_COMPAT);
}
EXPORT_SYMBOL_GPL(imx_pcm_dma_init);
void imx_pcm_dma_exit(struct platform_device *pdev)
{
snd_dmaengine_pcm_unregister(&pdev->dev);
}
EXPORT_SYMBOL_GPL(imx_pcm_dma_exit);

92
sound/soc/fsl/imx-pcm-fiq.c
View file

@ -225,6 +225,22 @@ static int snd_imx_close(struct snd_pcm_substream *substream)
return 0;
}
static int snd_imx_pcm_mmap(struct snd_pcm_substream *substream,
struct vm_area_struct *vma)
{
struct snd_pcm_runtime *runtime = substream->runtime;
int ret;
ret = dma_mmap_writecombine(substream->pcm->card->dev, vma,
runtime->dma_area, runtime->dma_addr, runtime->dma_bytes);
pr_debug("%s: ret: %d %p 0x%08x 0x%08x\n", __func__, ret,
runtime->dma_area,
runtime->dma_addr,
runtime->dma_bytes);
return ret;
}
static struct snd_pcm_ops imx_pcm_ops = {
.open = snd_imx_open,
.close = snd_imx_close,
@ -236,6 +252,54 @@ static struct snd_pcm_ops imx_pcm_ops = {
.mmap = snd_imx_pcm_mmap,
};
static int imx_pcm_preallocate_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;
size_t size = IMX_SSI_DMABUF_SIZE;
buf->dev.type = SNDRV_DMA_TYPE_DEV;
buf->dev.dev = pcm->card->dev;
buf->private_data = NULL;
buf->area = dma_alloc_writecombine(pcm->card->dev, size,
&buf->addr, GFP_KERNEL);
if (!buf->area)
return -ENOMEM;
buf->bytes = size;
return 0;
}
static u64 imx_pcm_dmamask = DMA_BIT_MASK(32);
static int imx_pcm_new(struct snd_soc_pcm_runtime *rtd)
{
struct snd_card *card = rtd->card->snd_card;
struct snd_pcm *pcm = rtd->pcm;
int ret = 0;
if (!card->dev->dma_mask)
card->dev->dma_mask = &imx_pcm_dmamask;
if (!card->dev->coherent_dma_mask)
card->dev->coherent_dma_mask = DMA_BIT_MASK(32);
if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream) {
ret = imx_pcm_preallocate_dma_buffer(pcm,
SNDRV_PCM_STREAM_PLAYBACK);
if (ret)
goto out;
}
if (pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) {
ret = imx_pcm_preallocate_dma_buffer(pcm,
SNDRV_PCM_STREAM_CAPTURE);
if (ret)
goto out;
}
out:
return ret;
}
static int ssi_irq = 0;
static int imx_pcm_fiq_new(struct snd_soc_pcm_runtime *rtd)
@ -268,6 +332,27 @@ static int imx_pcm_fiq_new(struct snd_soc_pcm_runtime *rtd)
return 0;
}
static void imx_pcm_free(struct snd_pcm *pcm)
{
struct snd_pcm_substream *substream;
struct snd_dma_buffer *buf;
int stream;
for (stream = 0; stream < 2; stream++) {
substream = pcm->streams[stream].substream;
if (!substream)
continue;
buf = &substream->dma_buffer;
if (!buf->area)
continue;
dma_free_writecombine(pcm->card->dev, buf->bytes,
buf->area, buf->addr);
buf->area = NULL;
}
}
static void imx_pcm_fiq_free(struct snd_pcm *pcm)
{
mxc_set_irq_fiq(ssi_irq, 0);
@ -314,3 +399,10 @@ int imx_pcm_fiq_init(struct platform_device *pdev)
return ret;
}
EXPORT_SYMBOL_GPL(imx_pcm_fiq_init);
void imx_pcm_fiq_exit(struct platform_device *pdev)
{
snd_soc_unregister_platform(&pdev->dev);
}
EXPORT_SYMBOL_GPL(imx_pcm_fiq_exit);

145
sound/soc/fsl/imx-pcm.c
View file

@ -1,145 +0,0 @@
/*
* Copyright 2009 Sascha Hauer <s.hauer@pengutronix.de>
*
* This code is based on code copyrighted by Freescale,
* Liam Girdwood, Javier Martin and probably others.
*
* 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/dma-mapping.h>
#include <linux/module.h>
#include <sound/pcm.h>
#include <sound/soc.h>
#include "imx-pcm.h"
int snd_imx_pcm_mmap(struct snd_pcm_substream *substream,
struct vm_area_struct *vma)
{
struct snd_pcm_runtime *runtime = substream->runtime;
int ret;
ret = dma_mmap_writecombine(substream->pcm->card->dev, vma,
runtime->dma_area, runtime->dma_addr, runtime->dma_bytes);
pr_debug("%s: ret: %d %p 0x%08x 0x%08x\n", __func__, ret,
runtime->dma_area,
runtime->dma_addr,
runtime->dma_bytes);
return ret;
}
EXPORT_SYMBOL_GPL(snd_imx_pcm_mmap);
static int imx_pcm_preallocate_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;
size_t size = IMX_SSI_DMABUF_SIZE;
buf->dev.type = SNDRV_DMA_TYPE_DEV;
buf->dev.dev = pcm->card->dev;
buf->private_data = NULL;
buf->area = dma_alloc_writecombine(pcm->card->dev, size,
&buf->addr, GFP_KERNEL);
if (!buf->area)
return -ENOMEM;
buf->bytes = size;
return 0;
}
static u64 imx_pcm_dmamask = DMA_BIT_MASK(32);
int imx_pcm_new(struct snd_soc_pcm_runtime *rtd)
{
struct snd_card *card = rtd->card->snd_card;
struct snd_pcm *pcm = rtd->pcm;
int ret = 0;
if (!card->dev->dma_mask)
card->dev->dma_mask = &imx_pcm_dmamask;
if (!card->dev->coherent_dma_mask)
card->dev->coherent_dma_mask = DMA_BIT_MASK(32);
if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream) {
ret = imx_pcm_preallocate_dma_buffer(pcm,
SNDRV_PCM_STREAM_PLAYBACK);
if (ret)
goto out;
}
if (pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) {
ret = imx_pcm_preallocate_dma_buffer(pcm,
SNDRV_PCM_STREAM_CAPTURE);
if (ret)
goto out;
}
out:
return ret;
}
EXPORT_SYMBOL_GPL(imx_pcm_new);
void imx_pcm_free(struct snd_pcm *pcm)
{
struct snd_pcm_substream *substream;
struct snd_dma_buffer *buf;
int stream;
for (stream = 0; stream < 2; stream++) {
substream = pcm->streams[stream].substream;
if (!substream)
continue;
buf = &substream->dma_buffer;
if (!buf->area)
continue;
dma_free_writecombine(pcm->card->dev, buf->bytes,
buf->area, buf->addr);
buf->area = NULL;
}
}
EXPORT_SYMBOL_GPL(imx_pcm_free);
static int imx_pcm_probe(struct platform_device *pdev)
{
if (strcmp(pdev->id_entry->name, "imx-fiq-pcm-audio") == 0)
return imx_pcm_fiq_init(pdev);
return imx_pcm_dma_init(pdev);
}
static int imx_pcm_remove(struct platform_device *pdev)
{
if (strcmp(pdev->id_entry->name, "imx-fiq-pcm-audio") == 0)
snd_soc_unregister_platform(&pdev->dev);
else
imx_pcm_dma_exit(pdev);
return 0;
}
static struct platform_device_id imx_pcm_devtype[] = {
{ .name = "imx-pcm-audio", },
{ .name = "imx-fiq-pcm-audio", },
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(platform, imx_pcm_devtype);
static struct platform_driver imx_pcm_driver = {
.driver = {
.name = "imx-pcm",
.owner = THIS_MODULE,
},
.id_table = imx_pcm_devtype,
.probe = imx_pcm_probe,
.remove = imx_pcm_remove,
};
module_platform_driver(imx_pcm_driver);
MODULE_DESCRIPTION("Freescale i.MX PCM driver");
MODULE_AUTHOR("Sascha Hauer <s.hauer@pengutronix.de>");
MODULE_LICENSE("GPL");

10
sound/soc/fsl/imx-pcm.h
View file

@ -32,11 +32,6 @@ imx_pcm_dma_params_init_data(struct imx_dma_data *dma_data,
dma_data->peripheral_type = IMX_DMATYPE_SSI;
}
int snd_imx_pcm_mmap(struct snd_pcm_substream *substream,
struct vm_area_struct *vma);
int imx_pcm_new(struct snd_soc_pcm_runtime *rtd);
void imx_pcm_free(struct snd_pcm *pcm);
#ifdef CONFIG_SND_SOC_IMX_PCM_DMA
int imx_pcm_dma_init(struct platform_device *pdev);
void imx_pcm_dma_exit(struct platform_device *pdev);
@ -53,11 +48,16 @@ static inline void imx_pcm_dma_exit(struct platform_device *pdev)
#ifdef CONFIG_SND_SOC_IMX_PCM_FIQ
int imx_pcm_fiq_init(struct platform_device *pdev);
void imx_pcm_fiq_exit(struct platform_device *pdev);
#else
static inline int imx_pcm_fiq_init(struct platform_device *pdev)
{
return -ENODEV;
}
static inline void imx_pcm_fiq_exit(struct platform_device *pdev)
{
}
#endif
#endif /* _IMX_PCM_H */

7
sound/soc/fsl/imx-sgtl5000.c
View file

@ -149,7 +149,7 @@ static int imx_sgtl5000_probe(struct platform_device *pdev)
data->dai.codec_dai_name = "sgtl5000";
data->dai.codec_of_node = codec_np;
data->dai.cpu_of_node = ssi_np;
data->dai.platform_name = "imx-pcm-audio";
data->dai.platform_of_node = ssi_np;
data->dai.init = &imx_sgtl5000_dai_init;
data->dai.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBM_CFM;
@ -174,6 +174,11 @@ static int imx_sgtl5000_probe(struct platform_device *pdev)
}
platform_set_drvdata(pdev, data);
of_node_put(ssi_np);
of_node_put(codec_np);
return 0;
clk_fail:
clk_put(data->codec_clk);
fail:

44
sound/soc/fsl/imx-ssi.c
View file

@ -595,41 +595,19 @@ static int imx_ssi_probe(struct platform_device *pdev)
goto failed_register;
}
ssi->soc_platform_pdev_fiq = platform_device_alloc("imx-fiq-pcm-audio", pdev->id);
if (!ssi->soc_platform_pdev_fiq) {
ret = -ENOMEM;
goto failed_pdev_fiq_alloc;
}
ret = imx_pcm_fiq_init(pdev);
if (ret)
goto failed_pcm_fiq;
platform_set_drvdata(ssi->soc_platform_pdev_fiq, ssi);
ret = platform_device_add(ssi->soc_platform_pdev_fiq);
if (ret) {
dev_err(&pdev->dev, "failed to add platform device\n");
goto failed_pdev_fiq_add;
}
ssi->soc_platform_pdev = platform_device_alloc("imx-pcm-audio", pdev->id);
if (!ssi->soc_platform_pdev) {
ret = -ENOMEM;
goto failed_pdev_alloc;
}
platform_set_drvdata(ssi->soc_platform_pdev, ssi);
ret = platform_device_add(ssi->soc_platform_pdev);
if (ret) {
dev_err(&pdev->dev, "failed to add platform device\n");
goto failed_pdev_add;
}
ret = imx_pcm_dma_init(pdev);
if (ret)
goto failed_pcm_dma;
return 0;
failed_pdev_add:
platform_device_put(ssi->soc_platform_pdev);
failed_pdev_alloc:
platform_device_del(ssi->soc_platform_pdev_fiq);
failed_pdev_fiq_add:
platform_device_put(ssi->soc_platform_pdev_fiq);
failed_pdev_fiq_alloc:
failed_pcm_dma:
imx_pcm_fiq_exit(pdev);
failed_pcm_fiq:
snd_soc_unregister_component(&pdev->dev);
failed_register:
release_mem_region(res->start, resource_size(res));
@ -645,8 +623,8 @@ static int imx_ssi_remove(struct platform_device *pdev)
struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
struct imx_ssi *ssi = platform_get_drvdata(pdev);
platform_device_unregister(ssi->soc_platform_pdev);
platform_device_unregister(ssi->soc_platform_pdev_fiq);
imx_pcm_dma_exit(pdev);
imx_pcm_fiq_exit(pdev);
snd_soc_unregister_component(&pdev->dev);

3
sound/soc/fsl/imx-ssi.h
View file

@ -211,9 +211,6 @@ struct imx_ssi {
struct imx_dma_data filter_data_rx;
int enabled;
struct platform_device *soc_platform_pdev;
struct platform_device *soc_platform_pdev_fiq;
};
#endif /* _IMX_SSI_H */

2
sound/soc/fsl/mx27vis-aic32x4.c
View file

@ -161,7 +161,7 @@ static struct snd_soc_dai_link mx27vis_aic32x4_dai = {
.name = "tlv320aic32x4",
.stream_name = "TLV320AIC32X4",
.codec_dai_name = "tlv320aic32x4-hifi",
.platform_name = "imx-pcm-audio.0",
.platform_name = "imx-ssi.0",
.codec_name = "tlv320aic32x4.0-0018",
.cpu_dai_name = "imx-ssi.0",
.ops = &mx27vis_aic32x4_snd_ops,

2
sound/soc/fsl/phycore-ac97.c
View file

@ -33,7 +33,7 @@ static struct snd_soc_dai_link imx_phycore_dai_ac97[] = {
.codec_dai_name = "wm9712-hifi",
.codec_name = "wm9712-codec",
.cpu_dai_name = "imx-ssi.0",
.platform_name = "imx-fiq-pcm-audio.0",
.platform_name = "imx-ssi.0",
.ops = &imx_phycore_hifi_ops,
},
};

2
sound/soc/fsl/wm1133-ev1.c
View file

@ -245,7 +245,7 @@ static struct snd_soc_dai_link wm1133_ev1_dai = {
.stream_name = "Audio",
.cpu_dai_name = "imx-ssi.0",
.codec_dai_name = "wm8350-hifi",
.platform_name = "imx-fiq-pcm-audio.0",
.platform_name = "imx-ssi.0",
.codec_name = "wm8350-codec.0-0x1a",
.init = wm1133_ev1_init,
.ops = &wm1133_ev1_ops,