linux-kernel - [PATCH v13 03/14] ASoC: sun4i-codec: Add support for extra controls to struct sun4i_codec

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Date:   Sat, 24 Jun 2017 08:24:08 +0200
From:   Danny Milosavljevic <dannym@...atchpost.org>
To:     Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>,
        Maxime Ripard <maxime.ripard@...e-electrons.com>,
        Chen-Yu Tsai <wens@...e.org>, alsa-devel@...a-project.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-sunxi@...glegroups.com
Cc:     Danny Milosavljevic <dannym@...atchpost.org>
Subject: [PATCH v13 03/14] ASoC: sun4i-codec: Add support for extra controls to struct sun4i_codec_quirks and use them.

Some controls use different registers depending on which Allwinner chip it is.
Provide a means of specifying and adding those controls.

Signed-off-by: Danny Milosavljevic <dannym@...atchpost.org>
---
 sound/soc/sunxi/sun4i-codec.c | 33 +++++++++++++++++++++++----------
 1 file changed, 23 insertions(+), 10 deletions(-)

diff --git a/sound/soc/sunxi/sun4i-codec.c b/sound/soc/sunxi/sun4i-codec.c
index 49b9cd1..42952af 100644
--- a/sound/soc/sunxi/sun4i-codec.c
+++ b/sound/soc/sunxi/sun4i-codec.c
@@ -777,7 +777,30 @@ 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_codec_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_codec_probe(struct snd_soc_codec *scodec)
+{
+	const struct sun4i_codec_quirks *quirks;
+
+	quirks = of_device_get_match_data(scodec->dev);
+	return snd_soc_add_codec_controls(scodec,
+					  quirks->controls,
+					  quirks->num_controls);
+}
+
 static struct snd_soc_codec_driver sun4i_codec_codec = {
+	.probe = sun4i_codec_codec_probe,
 	.component_driver = {
 		.controls		= sun4i_codec_controls,
 		.num_controls		= ARRAY_SIZE(sun4i_codec_controls),
@@ -1434,16 +1457,6 @@ static const struct regmap_config sun8i_v3s_codec_regmap_config = {
 	.max_register	= SUN8I_H3_CODEC_ADC_DBG,
 };
 
-struct sun4i_codec_quirks {
-	const struct regmap_config *regmap_config;
-	const struct snd_soc_codec_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;
-};
-
 static const struct sun4i_codec_quirks sun4i_codec_quirks = {
 	.regmap_config	= &sun4i_codec_regmap_config,
 	.codec		= &sun4i_codec_codec,
-- 
2.1.4