[alsa-devel] [PATCH] ASoC: adav80x: Convert to direct regmap API usage
Lars-Peter Clausen
lars at metafoo.de
Fri Sep 20 13:42:05 CEST 2013
On 09/20/2013 01:29 PM, Mark Brown wrote:
> From: Mark Brown <broonie at linaro.org>
>
> As part of a move towards eliminating the ASoC level I/O code convert to
> use regmap directly.
>
> Signed-off-by: Mark Brown <broonie at linaro.org>
I have a, in my opinion, slightly better version of this patch, just hadn't
had the time to test it yet. I also have regmap conversion for the adau1373
driver.
- Lars
> ---
> sound/soc/codecs/adav80x.c | 244 ++++++++++++++++++++++++++++++++++-----------
> 1 file changed, 186 insertions(+), 58 deletions(-)
>
> diff --git a/sound/soc/codecs/adav80x.c b/sound/soc/codecs/adav80x.c
> index 15b012d0..5d9e913 100644
> --- a/sound/soc/codecs/adav80x.c
> +++ b/sound/soc/codecs/adav80x.c
> @@ -115,22 +115,146 @@
>
> #define ADAV80X_PLL_OUTE_SYSCLKPD(x) BIT(2 - (x))
>
> -static u8 adav80x_default_regs[] = {
> - 0x00, 0x00, 0x00, 0x00, 0x01, 0x01, 0x02, 0x01, 0x80, 0x26, 0x00, 0x00,
> - 0x02, 0x40, 0x20, 0x00, 0x09, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> - 0x04, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0xd1, 0x92, 0xb1, 0x37,
> - 0x48, 0xd2, 0xfb, 0xca, 0xd2, 0x15, 0xe8, 0x29, 0xb9, 0x6a, 0xda, 0x2b,
> - 0xb7, 0xc0, 0x11, 0x65, 0x5c, 0xf6, 0xff, 0x8d, 0x00, 0x00, 0x00, 0x00,
> - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xa5, 0x00, 0x00,
> - 0x00, 0xe8, 0x46, 0xe1, 0x5b, 0xd3, 0x43, 0x77, 0x93, 0xa7, 0x44, 0xee,
> - 0x32, 0x12, 0xc0, 0x11, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0x3f, 0x3f,
> - 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0x00, 0x1d, 0x00, 0x00, 0x00, 0x00,
> - 0x00, 0x00, 0x00, 0x00, 0x52, 0x00,
> +static const struct reg_default adav80x_default_regs[] = {
> + { 0, 0x00 },
> + { 1, 0x00 },
> + { 2, 0x00 },
> + { 3, 0x00 },
> + { 4, 0x01 },
> + { 5, 0x01 },
> + { 6, 0x02 },
> + { 7, 0x01 },
> + { 8, 0x80 },
> + { 9, 0x26 },
> + { 10, 0x00 },
> + { 11, 0x00 },
> + { 12, 0x02 },
> + { 13, 0x40 },
> + { 14, 0x20 },
> + { 15, 0x00 },
> + { 16, 0x09 },
> + { 17, 0x08 },
> + { 18, 0x00 },
> + { 19, 0x00 },
> + { 20, 0x00 },
> + { 21, 0x00 },
> + { 22, 0x00 },
> + { 23, 0x00 },
> + { 24, 0x04 },
> + { 25, 0x00 },
> + { 26, 0x01 },
> + { 27, 0x00 },
> + { 28, 0x00 },
> + { 29, 0x00 },
> + { 30, 0x00 },
> + { 31, 0x00 },
> + { 32, 0xd1 },
> + { 33, 0x92 },
> + { 34, 0xb1 },
> + { 35, 0x37 },
> + { 36, 0x48 },
> + { 37, 0xd2 },
> + { 38, 0xfb },
> + { 39, 0xca },
> + { 40, 0xd2 },
> + { 41, 0x15 },
> + { 42, 0xe8 },
> + { 43, 0x29 },
> + { 44, 0xb9 },
> + { 45, 0x6a },
> + { 46, 0xda },
> + { 47, 0x2b },
> + { 48, 0xb7 },
> + { 49, 0xc0 },
> + { 50, 0x11 },
> + { 51, 0x65 },
> + { 52, 0x5c },
> + { 53, 0xf6 },
> + { 54, 0xff },
> + { 55, 0x8d },
> + { 56, 0x00 },
> + { 57, 0x00 },
> + { 58, 0x00 },
> + { 59, 0x00 },
> + { 60, 0x00 },
> + { 61, 0x00 },
> + { 62, 0x00 },
> + { 63, 0x00 },
> + { 64, 0x00 },
> + { 65, 0x00 },
> + { 66, 0x00 },
> + { 67, 0x00 },
> + { 68, 0x00 },
> + { 69, 0x00 },
> + { 70, 0x00 },
> + { 71, 0x00 },
> + { 72, 0x00 },
> + { 73, 0x00 },
> + { 74, 0x00 },
> + { 75, 0x00 },
> + { 76, 0x00 },
> + { 77, 0x00 },
> + { 78, 0x00 },
> + { 79, 0x00 },
> + { 80, 0x00 },
> + { 81, 0xa5 },
> + { 82, 0x00 },
> + { 83, 0x00 },
> + { 84, 0x00 },
> + { 85, 0xe8 },
> + { 86, 0x46 },
> + { 87, 0xe1 },
> + { 88, 0x5b },
> + { 89, 0xd3 },
> + { 90, 0x43 },
> + { 91, 0x77 },
> + { 92, 0x93 },
> + { 93, 0xa7 },
> + { 94, 0x44 },
> + { 95, 0xee },
> + { 96, 0x32 },
> + { 97, 0x12 },
> + { 98, 0xc0 },
> + { 99, 0x11 },
> + { 100, 0x00 },
> + { 101, 0x00 },
> + { 102, 0x00 },
> + { 103, 0x00 },
> + { 104, 0xff },
> + { 105, 0xff },
> + { 106, 0x3f },
> + { 107, 0x3f },
> + { 108, 0x00 },
> + { 109, 0x00 },
> + { 110, 0x00 },
> + { 111, 0x00 },
> + { 112, 0xff },
> + { 113, 0xff },
> + { 114, 0x00 },
> + { 115, 0x1d },
> + { 116, 0x00 },
> + { 117, 0x00 },
> + { 118, 0x00 },
> + { 119, 0x00 },
> + { 120, 0x00 },
> + { 121, 0x00 },
> + { 122, 0x00 },
> + { 123, 0x00 },
> + { 124, 0x52 },
> + { 125, 0x00 },
> +};
> +
> +static const struct regmap_config adav80x_regmap = {
> + .reg_bits = 7,
> + .val_bits = 9,
> +
> + .reg_defaults = adav80x_default_regs,
> + .num_reg_defaults = ARRAY_SIZE(adav80x_default_regs),
> + .max_register = ARRAY_SIZE(adav80x_default_regs) - 1,
> };
>
> struct adav80x {
> - enum snd_soc_control_type control_type;
> + struct regmap *regmap;
>
> enum adav80x_clk_src clk_src;
> unsigned int sysclk;
> @@ -777,14 +901,9 @@ static struct snd_soc_dai_driver adav80x_dais[] = {
>
> static int adav80x_probe(struct snd_soc_codec *codec)
> {
> - int ret;
> struct adav80x *adav80x = snd_soc_codec_get_drvdata(codec);
>
> - ret = snd_soc_codec_set_cache_io(codec, 7, 9, adav80x->control_type);
> - if (ret) {
> - dev_err(codec->dev, "failed to set cache I/O: %d\n", ret);
> - return ret;
> - }
> + codec->control_data = adav80x->regmap;
>
> /* Force PLLs on for SYSCLK output */
> snd_soc_dapm_force_enable_pin(&codec->dapm, "PLL1");
> @@ -800,14 +919,25 @@ static int adav80x_probe(struct snd_soc_codec *codec)
>
> static int adav80x_suspend(struct snd_soc_codec *codec)
> {
> - return adav80x_set_bias_level(codec, SND_SOC_BIAS_OFF);
> + struct adav80x *adav80x = snd_soc_codec_get_drvdata(codec);
> + int ret;
> +
> + ret = adav80x_set_bias_level(codec, SND_SOC_BIAS_OFF);
> +
> + regcache_cache_only(adav80x->regmap, true);
> +
> + return ret;
> }
>
> static int adav80x_resume(struct snd_soc_codec *codec)
> {
> + struct adav80x *adav80x = snd_soc_codec_get_drvdata(codec);
> +
> + regcache_cache_only(adav80x->regmap, false);
> +
> adav80x_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
> - codec->cache_sync = 1;
> - snd_soc_cache_sync(codec);
> +
> + regcache_sync(adav80x->regmap);
>
> return 0;
> }
> @@ -827,10 +957,6 @@ static struct snd_soc_codec_driver adav80x_codec_driver = {
> .set_pll = adav80x_set_pll,
> .set_sysclk = adav80x_set_sysclk,
>
> - .reg_word_size = sizeof(u8),
> - .reg_cache_size = ARRAY_SIZE(adav80x_default_regs),
> - .reg_cache_default = adav80x_default_regs,
> -
> .controls = adav80x_controls,
> .num_controls = ARRAY_SIZE(adav80x_controls),
> .dapm_widgets = adav80x_dapm_widgets,
> @@ -839,34 +965,6 @@ static struct snd_soc_codec_driver adav80x_codec_driver = {
> .num_dapm_routes = ARRAY_SIZE(adav80x_dapm_routes),
> };
>
> -static int adav80x_bus_probe(struct device *dev,
> - enum snd_soc_control_type control_type)
> -{
> - struct adav80x *adav80x;
> - int ret;
> -
> - adav80x = kzalloc(sizeof(*adav80x), GFP_KERNEL);
> - if (!adav80x)
> - return -ENOMEM;
> -
> - dev_set_drvdata(dev, adav80x);
> - adav80x->control_type = control_type;
> -
> - ret = snd_soc_register_codec(dev, &adav80x_codec_driver,
> - adav80x_dais, ARRAY_SIZE(adav80x_dais));
> - if (ret)
> - kfree(adav80x);
> -
> - return ret;
> -}
> -
> -static int adav80x_bus_remove(struct device *dev)
> -{
> - snd_soc_unregister_codec(dev);
> - kfree(dev_get_drvdata(dev));
> - return 0;
> -}
> -
> #if defined(CONFIG_SPI_MASTER)
> static const struct spi_device_id adav80x_spi_id[] = {
> { "adav801", 0 },
> @@ -876,12 +974,27 @@ MODULE_DEVICE_TABLE(spi, adav80x_spi_id);
>
> static int adav80x_spi_probe(struct spi_device *spi)
> {
> - return adav80x_bus_probe(&spi->dev, SND_SOC_SPI);
> + struct adav80x *adav80x;
> +
> + adav80x = devm_kzalloc(&spi->dev, sizeof(*adav80x), GFP_KERNEL);
> + if (!adav80x)
> + return -ENOMEM;
> +
> + adav80x->regmap = devm_regmap_init_spi(spi, &adav80x_regmap);
> + if (IS_ERR(adav80x->regmap))
> + return PTR_ERR(adav80x->regmap);
> +
> + dev_set_drvdata(&spi->dev, adav80x);
> +
> + return snd_soc_register_codec(&spi->dev, &adav80x_codec_driver,
> + adav80x_dais, ARRAY_SIZE(adav80x_dais));
> }
>
> static int adav80x_spi_remove(struct spi_device *spi)
> {
> - return adav80x_bus_remove(&spi->dev);
> + snd_soc_unregister_codec(&spi->dev);
> +
> + return 0;
> }
>
> static struct spi_driver adav80x_spi_driver = {
> @@ -905,12 +1018,27 @@ MODULE_DEVICE_TABLE(i2c, adav80x_i2c_id);
> static int adav80x_i2c_probe(struct i2c_client *client,
> const struct i2c_device_id *id)
> {
> - return adav80x_bus_probe(&client->dev, SND_SOC_I2C);
> + struct adav80x *adav80x;
> +
> + adav80x = devm_kzalloc(&client->dev, sizeof(*adav80x), GFP_KERNEL);
> + if (!adav80x)
> + return -ENOMEM;
> +
> + adav80x->regmap = devm_regmap_init_i2c(client, &adav80x_regmap);
> + if (IS_ERR(adav80x->regmap))
> + return PTR_ERR(adav80x->regmap);
> +
> + dev_set_drvdata(&client->dev, adav80x);
> +
> + return snd_soc_register_codec(&client->dev, &adav80x_codec_driver,
> + adav80x_dais, ARRAY_SIZE(adav80x_dais));
> }
>
> static int adav80x_i2c_remove(struct i2c_client *client)
> {
> - return adav80x_bus_remove(&client->dev);
> + snd_soc_unregister_codec(&client->dev);
> +
> + return 0;
> }
>
> static struct i2c_driver adav80x_i2c_driver = {
>
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