wm8737.c (65fdd9bffa1367b75de0c331a105ce36de618794) wm8737.c (4f69bb31b8840713f82c6c476bae3f2356819ce2)
1/*
2 * wm8737.c -- WM8737 ALSA SoC Audio driver
3 *
4 * Copyright 2010 Wolfson Microelectronics plc
5 *
6 * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
7 *
8 * This program is free software; you can redistribute it and/or modify

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552#else
553#define wm8737_suspend NULL
554#define wm8737_resume NULL
555#endif
556
557static int wm8737_probe(struct snd_soc_codec *codec)
558{
559 struct wm8737_priv *wm8737 = snd_soc_codec_get_drvdata(codec);
1/*
2 * wm8737.c -- WM8737 ALSA SoC Audio driver
3 *
4 * Copyright 2010 Wolfson Microelectronics plc
5 *
6 * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
7 *
8 * This program is free software; you can redistribute it and/or modify

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552#else
553#define wm8737_suspend NULL
554#define wm8737_resume NULL
555#endif
556
557static int wm8737_probe(struct snd_soc_codec *codec)
558{
559 struct wm8737_priv *wm8737 = snd_soc_codec_get_drvdata(codec);
560 int ret, i;
560 int ret;
561
562 ret = snd_soc_codec_set_cache_io(codec, 7, 9, wm8737->control_type);
563 if (ret != 0) {
564 dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
565 return ret;
566 }
567
561
562 ret = snd_soc_codec_set_cache_io(codec, 7, 9, wm8737->control_type);
563 if (ret != 0) {
564 dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
565 return ret;
566 }
567
568 for (i = 0; i < ARRAY_SIZE(wm8737->supplies); i++)
569 wm8737->supplies[i].supply = wm8737_supply_names[i];
570
571 ret = regulator_bulk_get(codec->dev, ARRAY_SIZE(wm8737->supplies),
572 wm8737->supplies);
573 if (ret != 0) {
574 dev_err(codec->dev, "Failed to request supplies: %d\n", ret);
575 return ret;
576 }
577
578 ret = regulator_bulk_enable(ARRAY_SIZE(wm8737->supplies),
579 wm8737->supplies);
580 if (ret != 0) {
581 dev_err(codec->dev, "Failed to enable supplies: %d\n", ret);
582 goto err_get;
583 }
584
585 ret = wm8737_reset(codec);

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602 ARRAY_SIZE(wm8737_snd_controls));
603 wm8737_add_widgets(codec);
604
605 return 0;
606
607err_enable:
608 regulator_bulk_disable(ARRAY_SIZE(wm8737->supplies), wm8737->supplies);
609err_get:
568 ret = regulator_bulk_enable(ARRAY_SIZE(wm8737->supplies),
569 wm8737->supplies);
570 if (ret != 0) {
571 dev_err(codec->dev, "Failed to enable supplies: %d\n", ret);
572 goto err_get;
573 }
574
575 ret = wm8737_reset(codec);

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592 ARRAY_SIZE(wm8737_snd_controls));
593 wm8737_add_widgets(codec);
594
595 return 0;
596
597err_enable:
598 regulator_bulk_disable(ARRAY_SIZE(wm8737->supplies), wm8737->supplies);
599err_get:
610 regulator_bulk_free(ARRAY_SIZE(wm8737->supplies), wm8737->supplies);
611
612 return ret;
613}
614
615static int wm8737_remove(struct snd_soc_codec *codec)
616{
600 return ret;
601}
602
603static int wm8737_remove(struct snd_soc_codec *codec)
604{
617 struct wm8737_priv *wm8737 = snd_soc_codec_get_drvdata(codec);
618
619 wm8737_set_bias_level(codec, SND_SOC_BIAS_OFF);
605 wm8737_set_bias_level(codec, SND_SOC_BIAS_OFF);
620 regulator_bulk_free(ARRAY_SIZE(wm8737->supplies), wm8737->supplies);
621 return 0;
622}
623
624static struct snd_soc_codec_driver soc_codec_dev_wm8737 = {
625 .probe = wm8737_probe,
626 .remove = wm8737_remove,
627 .suspend = wm8737_suspend,
628 .resume = wm8737_resume,

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640
641MODULE_DEVICE_TABLE(of, wm8737_of_match);
642
643#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
644static __devinit int wm8737_i2c_probe(struct i2c_client *i2c,
645 const struct i2c_device_id *id)
646{
647 struct wm8737_priv *wm8737;
606 return 0;
607}
608
609static struct snd_soc_codec_driver soc_codec_dev_wm8737 = {
610 .probe = wm8737_probe,
611 .remove = wm8737_remove,
612 .suspend = wm8737_suspend,
613 .resume = wm8737_resume,

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625
626MODULE_DEVICE_TABLE(of, wm8737_of_match);
627
628#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
629static __devinit int wm8737_i2c_probe(struct i2c_client *i2c,
630 const struct i2c_device_id *id)
631{
632 struct wm8737_priv *wm8737;
648 int ret;
633 int ret, i;
649
650 wm8737 = devm_kzalloc(&i2c->dev, sizeof(struct wm8737_priv),
651 GFP_KERNEL);
652 if (wm8737 == NULL)
653 return -ENOMEM;
654
634
635 wm8737 = devm_kzalloc(&i2c->dev, sizeof(struct wm8737_priv),
636 GFP_KERNEL);
637 if (wm8737 == NULL)
638 return -ENOMEM;
639
640 for (i = 0; i < ARRAY_SIZE(wm8737->supplies); i++)
641 wm8737->supplies[i].supply = wm8737_supply_names[i];
642
643 ret = devm_regulator_bulk_get(&i2c->dev, ARRAY_SIZE(wm8737->supplies),
644 wm8737->supplies);
645 if (ret != 0) {
646 dev_err(&i2c->dev, "Failed to request supplies: %d\n", ret);
647 return ret;
648 }
649
655 i2c_set_clientdata(i2c, wm8737);
656 wm8737->control_type = SND_SOC_I2C;
657
658 ret = snd_soc_register_codec(&i2c->dev,
659 &soc_codec_dev_wm8737, &wm8737_dai, 1);
660
661 return ret;
662

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686 .id_table = wm8737_i2c_id,
687};
688#endif
689
690#if defined(CONFIG_SPI_MASTER)
691static int __devinit wm8737_spi_probe(struct spi_device *spi)
692{
693 struct wm8737_priv *wm8737;
650 i2c_set_clientdata(i2c, wm8737);
651 wm8737->control_type = SND_SOC_I2C;
652
653 ret = snd_soc_register_codec(&i2c->dev,
654 &soc_codec_dev_wm8737, &wm8737_dai, 1);
655
656 return ret;
657

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681 .id_table = wm8737_i2c_id,
682};
683#endif
684
685#if defined(CONFIG_SPI_MASTER)
686static int __devinit wm8737_spi_probe(struct spi_device *spi)
687{
688 struct wm8737_priv *wm8737;
694 int ret;
689 int ret, i;
695
696 wm8737 = devm_kzalloc(&spi->dev, sizeof(struct wm8737_priv),
697 GFP_KERNEL);
698 if (wm8737 == NULL)
699 return -ENOMEM;
700
690
691 wm8737 = devm_kzalloc(&spi->dev, sizeof(struct wm8737_priv),
692 GFP_KERNEL);
693 if (wm8737 == NULL)
694 return -ENOMEM;
695
696 for (i = 0; i < ARRAY_SIZE(wm8737->supplies); i++)
697 wm8737->supplies[i].supply = wm8737_supply_names[i];
698
699 ret = devm_regulator_bulk_get(&spi->dev, ARRAY_SIZE(wm8737->supplies),
700 wm8737->supplies);
701 if (ret != 0) {
702 dev_err(&spi->dev, "Failed to request supplies: %d\n", ret);
703 return ret;
704 }
705
701 wm8737->control_type = SND_SOC_SPI;
702 spi_set_drvdata(spi, wm8737);
703
704 ret = snd_soc_register_codec(&spi->dev,
705 &soc_codec_dev_wm8737, &wm8737_dai, 1);
706
707 return ret;
708}

--- 54 unchanged lines hidden --- 		706 wm8737->control_type = SND_SOC_SPI;
707 spi_set_drvdata(spi, wm8737);
708
709 ret = snd_soc_register_codec(&spi->dev,
710 &soc_codec_dev_wm8737, &wm8737_dai, 1);
711
712 return ret;
713}

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