forked from Minki/linux
f8772e17de
snd_pcm_ops is no longer needed. Let's use component driver callback. Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Link: https://lore.kernel.org/r/87o8yz90e9.wl-kuninori.morimoto.gx@renesas.com Signed-off-by: Mark Brown <broonie@kernel.org>
54 lines
1.4 KiB
C
54 lines
1.4 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
|
|
/*
|
|
* linux/sound/arm/pxa2xx-pcm.c -- ALSA PCM interface for the Intel PXA2xx chip
|
|
*
|
|
* Author: Nicolas Pitre
|
|
* Created: Nov 30, 2004
|
|
* Copyright: (C) 2004 MontaVista Software, Inc.
|
|
*/
|
|
|
|
#include <linux/dma-mapping.h>
|
|
#include <linux/module.h>
|
|
#include <linux/dmaengine.h>
|
|
#include <linux/of.h>
|
|
|
|
#include <sound/core.h>
|
|
#include <sound/soc.h>
|
|
#include <sound/pxa2xx-lib.h>
|
|
#include <sound/dmaengine_pcm.h>
|
|
|
|
static const struct snd_soc_component_driver pxa2xx_soc_platform = {
|
|
.pcm_construct = pxa2xx_soc_pcm_new,
|
|
.pcm_destruct = pxa2xx_soc_pcm_free,
|
|
.open = pxa2xx_soc_pcm_open,
|
|
.close = pxa2xx_soc_pcm_close,
|
|
.ioctl = snd_soc_pcm_lib_ioctl,
|
|
.hw_params = pxa2xx_soc_pcm_hw_params,
|
|
.hw_free = pxa2xx_soc_pcm_hw_free,
|
|
.prepare = pxa2xx_soc_pcm_prepare,
|
|
.trigger = pxa2xx_soc_pcm_trigger,
|
|
.pointer = pxa2xx_soc_pcm_pointer,
|
|
.mmap = pxa2xx_soc_pcm_mmap,
|
|
};
|
|
|
|
static int pxa2xx_soc_platform_probe(struct platform_device *pdev)
|
|
{
|
|
return devm_snd_soc_register_component(&pdev->dev, &pxa2xx_soc_platform,
|
|
NULL, 0);
|
|
}
|
|
|
|
static struct platform_driver pxa_pcm_driver = {
|
|
.driver = {
|
|
.name = "pxa-pcm-audio",
|
|
},
|
|
|
|
.probe = pxa2xx_soc_platform_probe,
|
|
};
|
|
|
|
module_platform_driver(pxa_pcm_driver);
|
|
|
|
MODULE_AUTHOR("Nicolas Pitre");
|
|
MODULE_DESCRIPTION("Intel PXA2xx PCM DMA module");
|
|
MODULE_LICENSE("GPL");
|
|
MODULE_ALIAS("platform:pxa-pcm-audio");
|