mirror of
https://github.com/torvalds/linux.git
synced 2024-12-30 14:52:05 +00:00
4a7042e599
Add missing .owner of struct snd_soc_card. This prevents the module from being removed from underneath its users. Reported-by: Lothar Waßmann <LW@KARO-electronics.de> Signed-off-by: Axel Lin <axel.lin@gmail.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
119 lines
2.6 KiB
C
119 lines
2.6 KiB
C
/*
|
|
* FSI - HDMI sound support
|
|
*
|
|
* Copyright (C) 2010 Renesas Solutions Corp.
|
|
* Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
|
|
*
|
|
* This file is subject to the terms and conditions of the GNU General Public
|
|
* License. See the file "COPYING" in the main directory of this archive
|
|
* for more details.
|
|
*/
|
|
|
|
#include <linux/platform_device.h>
|
|
#include <linux/module.h>
|
|
#include <sound/sh_fsi.h>
|
|
|
|
struct fsi_hdmi_data {
|
|
const char *cpu_dai;
|
|
const char *card;
|
|
int id;
|
|
};
|
|
|
|
static int fsi_hdmi_dai_init(struct snd_soc_pcm_runtime *rtd)
|
|
{
|
|
struct snd_soc_dai *cpu = rtd->cpu_dai;
|
|
int ret;
|
|
|
|
ret = snd_soc_dai_set_fmt(cpu, SND_SOC_DAIFMT_CBM_CFM);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static struct snd_soc_dai_link fsi_dai_link = {
|
|
.name = "HDMI",
|
|
.stream_name = "HDMI",
|
|
.codec_dai_name = "sh_mobile_hdmi-hifi",
|
|
.platform_name = "sh_fsi2",
|
|
.codec_name = "sh-mobile-hdmi",
|
|
.init = fsi_hdmi_dai_init,
|
|
};
|
|
|
|
static struct snd_soc_card fsi_soc_card = {
|
|
.owner = THIS_MODULE,
|
|
.dai_link = &fsi_dai_link,
|
|
.num_links = 1,
|
|
};
|
|
|
|
static struct platform_device *fsi_snd_device;
|
|
|
|
static int fsi_hdmi_probe(struct platform_device *pdev)
|
|
{
|
|
int ret = -ENOMEM;
|
|
const struct platform_device_id *id_entry;
|
|
struct fsi_hdmi_data *pdata;
|
|
|
|
id_entry = pdev->id_entry;
|
|
if (!id_entry) {
|
|
dev_err(&pdev->dev, "unknown fsi hdmi\n");
|
|
return -ENODEV;
|
|
}
|
|
|
|
pdata = (struct fsi_hdmi_data *)id_entry->driver_data;
|
|
|
|
fsi_snd_device = platform_device_alloc("soc-audio", pdata->id);
|
|
if (!fsi_snd_device)
|
|
goto out;
|
|
|
|
fsi_dai_link.cpu_dai_name = pdata->cpu_dai;
|
|
fsi_soc_card.name = pdata->card;
|
|
|
|
platform_set_drvdata(fsi_snd_device, &fsi_soc_card);
|
|
ret = platform_device_add(fsi_snd_device);
|
|
|
|
if (ret)
|
|
platform_device_put(fsi_snd_device);
|
|
|
|
out:
|
|
return ret;
|
|
}
|
|
|
|
static int fsi_hdmi_remove(struct platform_device *pdev)
|
|
{
|
|
platform_device_unregister(fsi_snd_device);
|
|
return 0;
|
|
}
|
|
|
|
static struct fsi_hdmi_data fsi2_a_hdmi = {
|
|
.cpu_dai = "fsia-dai",
|
|
.card = "FSI2A-HDMI",
|
|
.id = FSI_PORT_A,
|
|
};
|
|
|
|
static struct fsi_hdmi_data fsi2_b_hdmi = {
|
|
.cpu_dai = "fsib-dai",
|
|
.card = "FSI2B-HDMI",
|
|
.id = FSI_PORT_B,
|
|
};
|
|
|
|
static struct platform_device_id fsi_id_table[] = {
|
|
/* FSI 2 */
|
|
{ "sh_fsi2_a_hdmi", (kernel_ulong_t)&fsi2_a_hdmi },
|
|
{ "sh_fsi2_b_hdmi", (kernel_ulong_t)&fsi2_b_hdmi },
|
|
{},
|
|
};
|
|
|
|
static struct platform_driver fsi_hdmi = {
|
|
.driver = {
|
|
.name = "fsi-hdmi-audio",
|
|
},
|
|
.probe = fsi_hdmi_probe,
|
|
.remove = fsi_hdmi_remove,
|
|
.id_table = fsi_id_table,
|
|
};
|
|
|
|
module_platform_driver(fsi_hdmi);
|
|
|
|
MODULE_LICENSE("GPL");
|
|
MODULE_DESCRIPTION("Generic SH4 FSI-HDMI sound card");
|
|
MODULE_AUTHOR("Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>");
|