From 94f2b91d2a42854a8869d54a758bc88757d7f6d9 Mon Sep 17 00:00:00 2001 From: Axel Lin 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 --- 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 @@ -91,56 +91,52 @@ 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 "); MODULE_DESCRIPTION("ALSA SoC QI LB60 Audio support"); MODULE_LICENSE("GPL v2"); +MODULE_ALIAS("platform:qi-lb60-audio");