1 files changed, 83 insertions, 64 deletions

diff --git a/sound/soc/samsung/littlemill.c b/sound/soc/samsung/littlemill.c
index bfb91f34a22a..d0d1b1ee326e 100644
--- a/sound/soc/samsung/littlemill.c
+++ b/sound/soc/samsung/littlemill.c
@@ -1,18 +1,12 @@
-/*
- * Littlemill audio support
- *
- * Copyright 2011 Wolfson Microelectronics
- *
- * This program is free software; you can redistribute  it and/or modify it
- * under  the terms of  the GNU General  Public License as published by the
- * Free Software Foundation;  either version 2 of the  License, or (at your
- * option) any later version.
- */
+// SPDX-License-Identifier: GPL-2.0+
+//
+// Littlemill audio support
+//
+// Copyright 2011 Wolfson Microelectronics
 
 #include <sound/soc.h>
 #include <sound/soc-dapm.h>
 #include <sound/jack.h>
-#include <linux/gpio.h>
 #include <linux/module.h>
 
 #include "../codecs/wm8994.h"
@@ -23,10 +17,14 @@ static int littlemill_set_bias_level(struct snd_soc_card *card,
 					  struct snd_soc_dapm_context *dapm,
 					  enum snd_soc_bias_level level)
 {
-	struct snd_soc_dai *aif1_dai = card->rtd[0].codec_dai;
+	struct snd_soc_pcm_runtime *rtd;
+	struct snd_soc_dai *aif1_dai;
 	int ret;
 
-	if (dapm->dev != aif1_dai->dev)
+	rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[0]);
+	aif1_dai = snd_soc_rtd_to_codec(rtd, 0);
+
+	if (snd_soc_dapm_to_dev(dapm) != aif1_dai->dev)
 		return 0;
 
 	switch (level) {
@@ -35,7 +33,7 @@ static int littlemill_set_bias_level(struct snd_soc_card *card,
 		 * If we've not already clocked things via hw_params()
 		 * then do so now, otherwise these are noops.
 		 */
-		if (dapm->bias_level == SND_SOC_BIAS_STANDBY) {
+		if (snd_soc_dapm_get_bias_level(dapm) == SND_SOC_BIAS_STANDBY) {
 			ret = snd_soc_dai_set_pll(aif1_dai, WM8994_FLL1,
 						  WM8994_FLL_SRC_MCLK2, 32768,
 						  sample_rate * 512);
@@ -66,10 +64,14 @@ static int littlemill_set_bias_level_post(struct snd_soc_card *card,
 					       struct snd_soc_dapm_context *dapm,
 					       enum snd_soc_bias_level level)
 {
-	struct snd_soc_dai *aif1_dai = card->rtd[0].codec_dai;
+	struct snd_soc_pcm_runtime *rtd;
+	struct snd_soc_dai *aif1_dai;
 	int ret;
 
-	if (dapm->dev != aif1_dai->dev)
+	rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[0]);
+	aif1_dai = snd_soc_rtd_to_codec(rtd, 0);
+
+	if (snd_soc_dapm_to_dev(dapm) != aif1_dai->dev)
 		return 0;
 
 	switch (level) {
@@ -93,16 +95,14 @@ static int littlemill_set_bias_level_post(struct snd_soc_card *card,
 		break;
 	}
 
-	dapm->bias_level = level;
-
 	return 0;
 }
 
 static int littlemill_hw_params(struct snd_pcm_substream *substream,
 				struct snd_pcm_hw_params *params)
 {
-	struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct snd_soc_dai *codec_dai = rtd->codec_dai;
+	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
+	struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(rtd, 0);
 	int ret;
 
 	sample_rate = params_rate(params);
@@ -127,7 +127,7 @@ static int littlemill_hw_params(struct snd_pcm_substream *substream,
 	return 0;
 }
 
-static struct snd_soc_ops littlemill_ops = {
+static const struct snd_soc_ops littlemill_ops = {
 	.hw_params = littlemill_hw_params,
 };
 
@@ -139,38 +139,48 @@ static const struct snd_soc_pcm_stream baseband_params = {
 	.channels_max = 2,
 };
 
+SND_SOC_DAILINK_DEFS(cpu,
+	DAILINK_COMP_ARRAY(COMP_CPU("samsung-i2s.0")),
+	DAILINK_COMP_ARRAY(COMP_CODEC("wm8994-codec", "wm8994-aif1")),
+	DAILINK_COMP_ARRAY(COMP_PLATFORM("samsung-i2s.0")));
+
+SND_SOC_DAILINK_DEFS(baseband,
+	DAILINK_COMP_ARRAY(COMP_CPU("wm8994-aif2")),
+	DAILINK_COMP_ARRAY(COMP_CODEC("wm1250-ev1.1-0027",
+				      "wm1250-ev1")));
+
 static struct snd_soc_dai_link littlemill_dai[] = {
 	{
 		.name = "CPU",
 		.stream_name = "CPU",
-		.cpu_dai_name = "samsung-i2s.0",
-		.codec_dai_name = "wm8994-aif1",
-		.platform_name = "samsung-i2s.0",
-		.codec_name = "wm8994-codec",
 		.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
-				| SND_SOC_DAIFMT_CBM_CFM,
+				| SND_SOC_DAIFMT_CBP_CFP,
 		.ops = &littlemill_ops,
+		SND_SOC_DAILINK_REG(cpu),
 	},
 	{
 		.name = "Baseband",
 		.stream_name = "Baseband",
-		.cpu_dai_name = "wm8994-aif2",
-		.codec_dai_name = "wm1250-ev1",
-		.codec_name = "wm1250-ev1.1-0027",
 		.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
-				| SND_SOC_DAIFMT_CBM_CFM,
+				| SND_SOC_DAIFMT_CBP_CFP,
 		.ignore_suspend = 1,
-		.params = &baseband_params,
+		.c2c_params = &baseband_params,
+		.num_c2c_params = 1,
+		SND_SOC_DAILINK_REG(baseband),
 	},
 };
 
 static int bbclk_ev(struct snd_soc_dapm_widget *w,
 		    struct snd_kcontrol *kcontrol, int event)
 {
-	struct snd_soc_card *card = w->dapm->card;
-	struct snd_soc_dai *aif2_dai = card->rtd[1].cpu_dai;
+	struct snd_soc_card *card = snd_soc_dapm_to_card(w->dapm);
+	struct snd_soc_pcm_runtime *rtd;
+	struct snd_soc_dai *aif2_dai;
 	int ret;
 
+	rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[1]);
+	aif2_dai = snd_soc_rtd_to_cpu(rtd, 0);
+
 	switch (event) {
 	case SND_SOC_DAPM_PRE_PMU:
 		ret = snd_soc_dai_set_pll(aif2_dai, WM8994_FLL2,
@@ -212,12 +222,15 @@ static int bbclk_ev(struct snd_soc_dapm_widget *w,
 }
 
 static const struct snd_kcontrol_new controls[] = {
+	SOC_DAPM_PIN_SWITCH("Headphone"),
+	SOC_DAPM_PIN_SWITCH("Headset Mic"),
 	SOC_DAPM_PIN_SWITCH("WM1250 Input"),
 	SOC_DAPM_PIN_SWITCH("WM1250 Output"),
 };
 
-static struct snd_soc_dapm_widget widgets[] = {
+static const struct snd_soc_dapm_widget widgets[] = {
 	SND_SOC_DAPM_HP("Headphone", NULL),
+	SND_SOC_DAPM_HP("Headset Mic", NULL),
 
 	SND_SOC_DAPM_MIC("AMIC", NULL),
 	SND_SOC_DAPM_MIC("DMIC", NULL),
@@ -227,7 +240,7 @@ static struct snd_soc_dapm_widget widgets[] = {
 			      SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
 };
 
-static struct snd_soc_dapm_route audio_paths[] = {
+static const struct snd_soc_dapm_route audio_paths[] = {
 	{ "Headphone", NULL, "HPOUT1L" },
 	{ "Headphone", NULL, "HPOUT1R" },
 
@@ -242,14 +255,32 @@ static struct snd_soc_dapm_route audio_paths[] = {
 };
 
 static struct snd_soc_jack littlemill_headset;
+static struct snd_soc_jack_pin littlemill_headset_pins[] = {
+	{
+		.pin = "Headphone",
+		.mask = SND_JACK_HEADPHONE,
+	},
+	{
+		.pin = "Headset Mic",
+		.mask = SND_JACK_MICROPHONE,
+	},
+};
 
 static int littlemill_late_probe(struct snd_soc_card *card)
 {
-	struct snd_soc_codec *codec = card->rtd[0].codec;
-	struct snd_soc_dai *aif1_dai = card->rtd[0].codec_dai;
-	struct snd_soc_dai *aif2_dai = card->rtd[1].cpu_dai;
+	struct snd_soc_pcm_runtime *rtd;
+	struct snd_soc_component *component;
+	struct snd_soc_dai *aif1_dai;
+	struct snd_soc_dai *aif2_dai;
 	int ret;
 
+	rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[0]);
+	component = snd_soc_rtd_to_codec(rtd, 0)->component;
+	aif1_dai = snd_soc_rtd_to_codec(rtd, 0);
+
+	rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[1]);
+	aif2_dai = snd_soc_rtd_to_cpu(rtd, 0);
+
 	ret = snd_soc_dai_set_sysclk(aif1_dai, WM8994_SYSCLK_MCLK2,
 				     32768, SND_SOC_CLOCK_IN);
 	if (ret < 0)
@@ -260,20 +291,22 @@ static int littlemill_late_probe(struct snd_soc_card *card)
 	if (ret < 0)
 		return ret;
 
-	ret = snd_soc_jack_new(codec, "Headset",
-			       SND_JACK_HEADSET | SND_JACK_MECHANICAL |
-			       SND_JACK_BTN_0 | SND_JACK_BTN_1 |
-			       SND_JACK_BTN_2 | SND_JACK_BTN_3 |
-			       SND_JACK_BTN_4 | SND_JACK_BTN_5,
-			       &littlemill_headset);
+	ret = snd_soc_card_jack_new_pins(card, "Headset",
+					 SND_JACK_HEADSET | SND_JACK_MECHANICAL |
+					 SND_JACK_BTN_0 | SND_JACK_BTN_1 |
+					 SND_JACK_BTN_2 | SND_JACK_BTN_3 |
+					 SND_JACK_BTN_4 | SND_JACK_BTN_5,
+					 &littlemill_headset,
+					 littlemill_headset_pins,
+					 ARRAY_SIZE(littlemill_headset_pins));
 	if (ret)
 		return ret;
 
 	/* This will check device compatibility itself */
-	wm8958_mic_detect(codec, &littlemill_headset, NULL, NULL, NULL, NULL);
+	wm8958_mic_detect(component, &littlemill_headset, NULL, NULL, NULL, NULL);
 
 	/* As will this */
-	wm8994_mic_detect(codec, &littlemill_headset, 1);
+	wm8994_mic_detect(component, &littlemill_headset, 1);
 
 	return 0;
 }
@@ -304,33 +337,19 @@ static int littlemill_probe(struct platform_device *pdev)
 
 	card->dev = &pdev->dev;
 
-	ret = snd_soc_register_card(card);
-	if (ret) {
-		dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n",
-			ret);
-		return ret;
-	}
-
-	return 0;
-}
-
-static int littlemill_remove(struct platform_device *pdev)
-{
-	struct snd_soc_card *card = platform_get_drvdata(pdev);
-
-	snd_soc_unregister_card(card);
+	ret = devm_snd_soc_register_card(&pdev->dev, card);
+	if (ret)
+		dev_err_probe(&pdev->dev, ret, "snd_soc_register_card() failed\n");
 
-	return 0;
+	return ret;
 }
 
 static struct platform_driver littlemill_driver = {
 	.driver = {
 		.name = "littlemill",
-		.owner = THIS_MODULE,
 		.pm = &snd_soc_pm_ops,
 	},
 	.probe = littlemill_probe,
-	.remove = littlemill_remove,
 };
 
 module_platform_driver(littlemill_driver);