mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-14 07:44:21 +08:00
df504eda6a
Replace GPL v2.0 license statements with SPDX license identifier. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mark Brown <broonie@kernel.org>
42 lines
1.1 KiB
C
42 lines
1.1 KiB
C
// SPDX-License-Identifier: GPL-2.0
|
|
//
|
|
// dmaengine.c - Samsung dmaengine wrapper
|
|
//
|
|
// Author: Mark Brown <broonie@linaro.org>
|
|
// Copyright 2013 Linaro
|
|
|
|
#include <linux/module.h>
|
|
#include <sound/core.h>
|
|
#include <sound/pcm.h>
|
|
#include <sound/pcm_params.h>
|
|
#include <sound/dmaengine_pcm.h>
|
|
#include <sound/soc.h>
|
|
|
|
#include "dma.h"
|
|
|
|
int samsung_asoc_dma_platform_register(struct device *dev, dma_filter_fn filter,
|
|
const char *tx, const char *rx,
|
|
struct device *dma_dev)
|
|
{
|
|
struct snd_dmaengine_pcm_config *pcm_conf;
|
|
|
|
pcm_conf = devm_kzalloc(dev, sizeof(*pcm_conf), GFP_KERNEL);
|
|
if (!pcm_conf)
|
|
return -ENOMEM;
|
|
|
|
pcm_conf->prepare_slave_config = snd_dmaengine_pcm_prepare_slave_config;
|
|
pcm_conf->compat_filter_fn = filter;
|
|
pcm_conf->dma_dev = dma_dev;
|
|
|
|
pcm_conf->chan_names[SNDRV_PCM_STREAM_PLAYBACK] = tx;
|
|
pcm_conf->chan_names[SNDRV_PCM_STREAM_CAPTURE] = rx;
|
|
|
|
return devm_snd_dmaengine_pcm_register(dev, pcm_conf,
|
|
SND_DMAENGINE_PCM_FLAG_COMPAT);
|
|
}
|
|
EXPORT_SYMBOL_GPL(samsung_asoc_dma_platform_register);
|
|
|
|
MODULE_AUTHOR("Mark Brown <broonie@linaro.org>");
|
|
MODULE_DESCRIPTION("Samsung dmaengine ASoC driver");
|
|
MODULE_LICENSE("GPL");
|