[linux-sunxi] [PATCH v8 1/2] ASoc: sun4i-codec: Add FM, Line and Mic inputs

Maxime Ripard
2015-12-27T17:34:09Z

Hi,

On Mon, Dec 21, 2015 at 12:33:03PM +0100, Danny Milosavljevic wrote:
> This is the first part:
>
> sun4i-codec: make it possible to use different codec_widgets for A10 and A20.

Please make a meaningful commit log and title explaining what and why
you're doing it.

>
> Signed-off-by: Danny Milosavljevic <dannym+a@scratchpost.org>
> ---
> b/sound/soc/sunxi/sun4i-codec.c | 45 ++++++++++++++++++++++++++++++----------
> 1 file changed, 34 insertions(+), 11 deletions(-)
>
> diff --git a/sound/soc/sunxi/sun4i-codec.c b/sound/soc/sunxi/sun4i-codec.c
> index e6cc6a1..6628e6e 100644
> --- a/sound/soc/sunxi/sun4i-codec.c
> +++ b/sound/soc/sunxi/sun4i-codec.c
> @@ -96,8 +96,9 @@
> /* Other various ADC registers */
> #define SUN4I_CODEC_DAC_TXCNT (0x30)
> #define SUN4I_CODEC_ADC_RXCNT (0x34)
> -#define SUN4I_CODEC_AC_SYS_VERI (0x38)
> -#define SUN4I_CODEC_AC_MIC_PHONE_CAL (0x3c)
> +
> +#define SUN7I_CODEC_AC_DAC_CAL (0x38)
> +#define SUN7I_CODEC_AC_MIC_PHONE_CAL (0x3c)
>
> struct sun4i_codec {
> struct device *dev;
> @@ -509,10 +510,13 @@ static const struct snd_kcontrol_new sun4i_codec_pa_mute =
>
> static DECLARE_TLV_DB_SCALE(sun4i_codec_pa_volume_scale, -6300, 100, 1);
>
> -static const struct snd_kcontrol_new sun4i_codec_widgets[] = {
> - SOC_SINGLE_TLV("Power Amplifier Volume", SUN4I_CODEC_DAC_ACTL,
> - SUN4I_CODEC_DAC_ACTL_PA_VOL, 0x3F, 0,
> - sun4i_codec_pa_volume_scale),
> +#define SUN4I_COMMON_CODEC_WIDGETS \
> + SOC_SINGLE_TLV("Power Amplifier Volume", SUN4I_CODEC_DAC_ACTL,\
> + SUN4I_CODEC_DAC_ACTL_PA_VOL, 0x3F, 0,\
> + sun4i_codec_pa_volume_scale)
> +
> +static const struct snd_kcontrol_new sun4i_codec_widgets_a10[] = {
> + SUN4I_COMMON_CODEC_WIDGETS,
> };
>
> static const struct snd_kcontrol_new sun4i_codec_left_mixer_controls[] = {
> @@ -627,9 +631,9 @@ static const struct snd_soc_dapm_route sun4i_codec_codec_dapm_routes[] = {
> { "Mic1", NULL, "VMIC" },
> };
>
> -static struct snd_soc_codec_driver sun4i_codec_codec = {
> - .controls = sun4i_codec_widgets,
> - .num_controls = ARRAY_SIZE(sun4i_codec_widgets),
> +static struct snd_soc_codec_driver sun4i_codec_codec_a10 = {
> + .controls = sun4i_codec_widgets_a10,
> + .num_controls = ARRAY_SIZE(sun4i_codec_widgets_a10),

There's no need to change the structure name.

> .dapm_widgets = sun4i_codec_codec_dapm_widgets,
> .num_dapm_widgets = ARRAY_SIZE(sun4i_codec_codec_dapm_widgets),
> .dapm_routes = sun4i_codec_codec_dapm_routes,
> @@ -680,7 +684,7 @@ static const struct regmap_config sun4i_codec_regmap_config = {
> .reg_bits = 32,
> .reg_stride = 4,
> .val_bits = 32,
> - .max_register = SUN4I_CODEC_AC_MIC_PHONE_CAL,
> + .max_register = SUN7I_CODEC_AC_MIC_PHONE_CAL,
> };
>
> static const struct of_device_id sun4i_codec_of_match[] = {
> @@ -753,10 +757,24 @@ static struct snd_soc_card *sun4i_codec_create_card(struct device *dev)
> return card;
> };
>
> +static const struct snd_kcontrol_new sun7i_codec_widgets[] = {
> + SUN4I_COMMON_CODEC_WIDGETS,
> +};
> +
> +static struct snd_soc_codec_driver sun7i_codec_codec = {
> + .controls = sun7i_codec_widgets,
> + .num_controls = ARRAY_SIZE(sun7i_codec_widgets),
> + .dapm_widgets = sun4i_codec_codec_dapm_widgets,
> + .num_dapm_widgets = ARRAY_SIZE(sun4i_codec_codec_dapm_widgets),
> + .dapm_routes = sun4i_codec_codec_dapm_routes,
> + .num_dapm_routes = ARRAY_SIZE(sun4i_codec_codec_dapm_routes),
> +};

> static int sun4i_codec_probe(struct platform_device *pdev)
> {
> struct snd_soc_card *card;
> struct sun4i_codec *scodec;
> + struct snd_soc_codec_driver *codec;
> struct resource *res;
> void __iomem *base;
> int ret;
> @@ -819,7 +837,12 @@ static int sun4i_codec_probe(struct platform_device *pdev)
> scodec->capture_dma_data.maxburst = 4;
> scodec->capture_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_2_BYTES;
>
> - ret = snd_soc_register_codec(&pdev->dev, &sun4i_codec_codec,
> + if (of_device_is_compatible(pdev->dev.of_node,
> + "allwinner,sun7i-a20-codec"))
> + codec = &sun7i_codec_codec;
> + else
> + codec = &sun4i_codec_codec_a10;

A new line here would be nice.

> + ret = snd_soc_register_codec(&pdev->dev, codec,
> &sun4i_codec_dai, 1);
> if (ret) {
> dev_err(&pdev->dev, "Failed to register our codec\n");

Thanks!
Maxime

--
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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