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From 94f2b91d2a42854a8869d54a758bc88757d7f6d9 Mon Sep 17 00:00:00 2001
From: Axel Lin <axel.lin@gmail.com>
Date: Fri, 6 Jan 2012 11:30:10 +0800
Subject: [PATCH 18/21] ASoC: jz4740: Convert qi_lb60 to use
snd_soc_register_card()
Use snd_soc_register_card() instead of creating a "soc-audio" platform device.
Signed-off-by: Axel Lin <axel.lin@gmail.com>
---
arch/mips/jz4740/board-qi_lb60.c | 6 ++++
sound/soc/jz4740/qi_lb60.c | 56 +++++++++++++++++--------------------
2 files changed, 32 insertions(+), 30 deletions(-)
--- a/arch/mips/jz4740/board-qi_lb60.c
+++ b/arch/mips/jz4740/board-qi_lb60.c
@@ -418,6 +418,11 @@ static struct platform_device qi_lb60_ch
},
};
+/* audio */
+static struct platform_device qi_lb60_audio_device = {
+ .name = "qi-lb60-audio",
+ .id = -1,
+};
static struct platform_device *jz_platform_devices[] __initdata = {
&jz4740_udc_device,
@@ -434,6 +439,7 @@ static struct platform_device *jz_platfo
&qi_lb60_gpio_keys,
&qi_lb60_pwm_beeper,
&qi_lb60_charger_device,
+ &qi_lb60_audio_device,
};
static void __init board_gpio_setup(void)
--- a/sound/soc/jz4740/qi_lb60.c
+++ b/sound/soc/jz4740/qi_lb60.c
@@ -90,56 +90,52 @@ static struct snd_soc_card qi_lb60 = {
.num_dapm_routes = ARRAY_SIZE(qi_lb60_routes),
};
-static struct platform_device *qi_lb60_snd_device;
-
static const struct gpio qi_lb60_gpios[] = {
{ QI_LB60_SND_GPIO, GPIOF_OUT_INIT_LOW, "SND" },
{ QI_LB60_AMP_GPIO, GPIOF_OUT_INIT_LOW, "AMP" },
};
-static int __init qi_lb60_init(void)
+static int __devinit qi_lb60_probe(struct platform_device *pdev)
{
+ struct snd_soc_card *card = &qi_lb60;
int ret;
- qi_lb60_snd_device = platform_device_alloc("soc-audio", -1);
-
- if (!qi_lb60_snd_device)
- return -ENOMEM;
-
ret = gpio_request_array(qi_lb60_gpios, ARRAY_SIZE(qi_lb60_gpios));
- if (ret) {
- pr_err("qi_lb60 snd: Failed to request gpios: %d\n", ret);
- goto err_device_put;
- }
+ if (ret)
+ return ret;
- platform_set_drvdata(qi_lb60_snd_device, &qi_lb60);
+ card->dev = &pdev->dev;
- ret = platform_device_add(qi_lb60_snd_device);
+ ret = snd_soc_register_card(card);
if (ret) {
- pr_err("qi_lb60 snd: Failed to add snd soc device: %d\n", ret);
- goto err_unset_pdata;
+ dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n",
+ ret);
+ gpio_free_array(qi_lb60_gpios, ARRAY_SIZE(qi_lb60_gpios));
}
-
- return 0;
-
-err_unset_pdata:
- platform_set_drvdata(qi_lb60_snd_device, NULL);
-/*err_gpio_free_array:*/
- gpio_free_array(qi_lb60_gpios, ARRAY_SIZE(qi_lb60_gpios));
-err_device_put:
- platform_device_put(qi_lb60_snd_device);
-
return ret;
}
-module_init(qi_lb60_init);
-static void __exit qi_lb60_exit(void)
+static int __devexit qi_lb60_remove(struct platform_device *pdev)
{
- platform_device_unregister(qi_lb60_snd_device);
+ struct snd_soc_card *card = platform_get_drvdata(pdev);
+
+ snd_soc_unregister_card(card);
gpio_free_array(qi_lb60_gpios, ARRAY_SIZE(qi_lb60_gpios));
+ return 0;
}
-module_exit(qi_lb60_exit);
+
+static struct platform_driver qi_lb60_driver = {
+ .driver = {
+ .name = "qi-lb60-audio",
+ .owner = THIS_MODULE,
+ },
+ .probe = qi_lb60_probe,
+ .remove = __devexit_p(qi_lb60_remove),
+};
+
+module_platform_driver(qi_lb60_driver);
MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
MODULE_DESCRIPTION("ALSA SoC QI LB60 Audio support");
MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("platform:qi-lb60-audio");
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