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SubjectRe: [PATCH v14 2/8] ASoC: sun4i-codec: Add Mic1 Boost Volume, Mic2 Boost Volume
On Wed, May 02, 2018 at 11:07:54PM +0200, Danny Milosavljevic wrote:
> Add Mic1 Boost Volume and Mic2 Boost Volume for Allwinner A10 and Allwinner
> A20. Also add support for extra controls to the sun4i_codec_quirks because
> the A10 and A20 have Mic1 Boost Volume at different places (likewise for
> Mic2 Boost Volume).

A good rule of thumb is that when you have "also" in your commit log,
you should do another patch instead doing that instead.

>
> Signed-off-by: Danny Milosavljevic <dannym@scratchpost.org>
> ---
> sound/soc/sunxi/sun4i-codec.c | 66 ++++++++++++++++++++++++++++++++++++-------
> 1 file changed, 56 insertions(+), 10 deletions(-)
>
> diff --git a/sound/soc/sunxi/sun4i-codec.c b/sound/soc/sunxi/sun4i-codec.c
> index 060a40b45ab0..4af286f44a67 100644
> --- a/sound/soc/sunxi/sun4i-codec.c
> +++ b/sound/soc/sunxi/sun4i-codec.c
> @@ -95,6 +95,8 @@
> #define SUN4I_CODEC_ADC_ACTL_PREG1EN (29)
> #define SUN4I_CODEC_ADC_ACTL_PREG2EN (28)
> #define SUN4I_CODEC_ADC_ACTL_VMICEN (27)
> +#define SUN4I_CODEC_ADC_ACTL_PREG1 (25)
> +#define SUN4I_CODEC_ADC_ACTL_PREG2 (23)
> #define SUN4I_CODEC_ADC_ACTL_VADCG (20)
> #define SUN4I_CODEC_ADC_ACTL_ADCIS (17)
> #define SUN4I_CODEC_ADC_ACTL_PA_EN (4)
> @@ -111,6 +113,9 @@
> /* Microphone controls (sun7i only) */
> #define SUN7I_CODEC_AC_MIC_PHONE_CAL (0x3c)
>
> +#define SUN7I_CODEC_AC_MIC_PHONE_CAL_PREG1 (29)
> +#define SUN7I_CODEC_AC_MIC_PHONE_CAL_PREG2 (26)
> +
> /*
> * sun6i specific registers
> *
> @@ -676,6 +681,12 @@ static const struct snd_kcontrol_new sun4i_codec_pa_mute =
> static DECLARE_TLV_DB_SCALE(sun4i_codec_pa_volume_scale, -6300, 100, 1);
> static DECLARE_TLV_DB_SCALE(sun4i_codec_micin_loopback_gain_scale, -450, 150,
> 0);
> +static DECLARE_TLV_DB_RANGE(sun4i_codec_micin_preamp_gain_scale,
> + 0, 0, TLV_DB_SCALE_ITEM(0, 0, 0),
> + 1, 7, TLV_DB_SCALE_ITEM(3500, 300, 0));
> +static DECLARE_TLV_DB_RANGE(sun7i_codec_micin_preamp_gain_scale,
> + 0, 0, TLV_DB_SCALE_ITEM(0, 0, 0),
> + 1, 7, TLV_DB_SCALE_ITEM(2400, 300, 0));
>
> static const struct snd_kcontrol_new sun4i_codec_controls[] = {
> SOC_SINGLE_TLV("Power Amplifier Volume", SUN4I_CODEC_DAC_ACTL,
> @@ -686,6 +697,24 @@ static const struct snd_kcontrol_new sun4i_codec_controls[] = {
> sun4i_codec_micin_loopback_gain_scale),
> };
>
> +static const struct snd_kcontrol_new sun4i_codec_extra_controls[] = {
> + SOC_SINGLE_TLV("Mic1 Boost Volume", SUN4I_CODEC_ADC_ACTL,
> + SUN4I_CODEC_ADC_ACTL_PREG1, 3, 0,
> + sun4i_codec_micin_preamp_gain_scale),
> + SOC_SINGLE_TLV("Mic2 Boost Volume", SUN4I_CODEC_ADC_ACTL,
> + SUN4I_CODEC_ADC_ACTL_PREG2, 3, 0,
> + sun4i_codec_micin_preamp_gain_scale),
> +};
> +
> +static const struct snd_kcontrol_new sun7i_codec_extra_controls[] = {
> + SOC_SINGLE_TLV("Mic1 Boost Volume", SUN7I_CODEC_AC_MIC_PHONE_CAL,
> + SUN7I_CODEC_AC_MIC_PHONE_CAL_PREG1, 7, 0,
> + sun7i_codec_micin_preamp_gain_scale),
> + SOC_SINGLE_TLV("Mic2 Boost Volume", SUN7I_CODEC_AC_MIC_PHONE_CAL,
> + SUN7I_CODEC_AC_MIC_PHONE_CAL_PREG2, 7, 0,
> + sun7i_codec_micin_preamp_gain_scale),
> +};
> +
> static const struct snd_kcontrol_new sun4i_codec_left_mixer_controls[] = {
> SOC_DAPM_SINGLE("Left DAC Playback Switch", SUN4I_CODEC_DAC_ACTL,
> SUN4I_CODEC_DAC_ACTL_LDACLMIXS, 1, 0),
> @@ -807,7 +836,30 @@ static const struct snd_soc_dapm_route sun4i_codec_codec_dapm_routes[] = {
> { "Mic2", NULL, "VMIC" },
> };
>
> +struct sun4i_codec_quirks {
> + const struct regmap_config *regmap_config;
> + const struct snd_soc_component_driver *codec;
> + struct snd_soc_card * (*create_card)(struct device *dev);
> + struct reg_field reg_adc_fifoc; /* used for regmap_field */
> + unsigned int reg_dac_txdata; /* TX FIFO offset for DMA config */
> + unsigned int reg_adc_rxdata; /* RX FIFO offset for DMA config */
> + bool has_reset;
> + const struct snd_kcontrol_new *controls;
> + unsigned int num_controls;
> +};
> +
> +static int sun4i_codec_component_driver_probe(struct snd_soc_component *codec)
> +{
> + const struct sun4i_codec_quirks *quirks;
> +
> + quirks = of_device_get_match_data(codec->dev);
> + return snd_soc_add_component_controls(codec,
> + quirks->controls,
> + quirks->num_controls);

Why not just extending the sun4i_codec_controls to add it, and create
a duplicate one for the A20?


--
Maxime Ripard, Bootlin (formerly Free Electrons)
Embedded Linux and Kernel engineering
https://bootlin.com
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