4.0.6_RC1/4.0.6_rc1_test_results/minnowboard32/testresults.json


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{
    "runtime_core-image-sato-sdk_genericx86_20221216153958": {
        "configuration": {
            "DISTRO": "poky",
            "HOST_DISTRO": "ubuntu-20.04",
            "IMAGE_BASENAME": "core-image-sato-sdk",
            "IMAGE_PKGTYPE": "rpm",
            "LAYERS": {
                "meta": {
                    "branch": "kirkstone",
                    "commit": "c4e08719a782fd4119eaf643907b80cebf57f88f",
                    "commit_count": 67056
                },
                "meta-poky": {
                    "branch": "kirkstone",
                    "commit": "c4e08719a782fd4119eaf643907b80cebf57f88f",
                    "commit_count": 67056
                },
                "meta-yocto-bsp": {
                    "branch": "kirkstone",
                    "commit": "c4e08719a782fd4119eaf643907b80cebf57f88f",
                    "commit_count": 67056
                },
                "meta-yp-qa": {
                    "branch": "master",
                    "commit": "3c8852e2d842d6536a12df66855d997240f8f49f",
                    "commit_count": 23
                }
            },
            "MACHINE": "genericx86",
            "STARTTIME": "20221216153958",
            "TEST_TYPE": "runtime"
        },
        "result": {
            "apt.AptRepoTest.test_apt_install_from_repo": {
                "duration": 0.0005016326904296875,
                "log": "Test requires apt to be installed",
                "status": "SKIPPED"
            },
            "buildcpio.BuildCpioTest.test_cpio": {
                "duration": 199.51569056510925,
                "status": "PASSED"
            },
            "buildgalculator.GalculatorTest.test_galculator": {
                "duration": 0.0013079643249511719,
                "log": "Test requires gtk+3 to be installed",
                "status": "SKIPPED"
            },
            "buildlzip.BuildLzipTest.test_lzip": {
                "duration": 48.991981744766235,
                "status": "PASSED"
            },
            "connman.ConnmanTest.test_connmand_help": {
                "duration": 0.30484724044799805,
                "status": "PASSED"
            },
            "connman.ConnmanTest.test_connmand_running": {
                "duration": 0.3289611339569092,
                "status": "PASSED"
            },
            "date.DateTest.test_date": {
                "duration": 1.0059878826141357,
                "status": "PASSED"
            },
            "df.DfTest.test_df": {
                "duration": 0.27434515953063965,
                "status": "PASSED"
            },
            "gcc.GccCompileTest.test_gcc_compile": {
                "duration": 2.120466947555542,
                "status": "PASSED"
            },
            "gcc.GccCompileTest.test_gpp2_compile": {
                "duration": 2.167638063430786,
                "status": "PASSED"
            },
            "gcc.GccCompileTest.test_gpp_compile": {
                "duration": 3.4354910850524902,
                "status": "PASSED"
            },
            "gcc.GccCompileTest.test_make": {
                "duration": 1.7789835929870605,
                "status": "PASSED"
            },
            "gi.GObjectIntrospectionTest.test_python": {
                "duration": 1.4598827362060547,
                "status": "PASSED"
            },
            "go.GoHelloworldTest.test_gohelloworld": {
                "duration": 1.0896201133728027,
                "status": "PASSED"
            },
            "kernelmodule.KernelModuleTest.test_kernel_module": {
                "duration": 37.07908511161804,
                "status": "PASSED"
            },
            "ldd.LddTest.test_ldd": {
                "duration": 0.8831727504730225,
                "status": "PASSED"
            },
            "logrotate.LogrotateTest.test_logrotate_newlog": {
                "duration": 1.599276065826416,
                "status": "PASSED"
            },
            "logrotate.LogrotateTest.test_logrotate_wtmp": {
                "duration": 1.3952436447143555,
                "status": "PASSED"
            },
            "oe_syslog.SyslogTest.test_syslog_running": {
                "duration": 0.31707286834716797,
                "status": "PASSED"
            },
            "oe_syslog.SyslogTestConfig.test_syslog_logger": {
                "duration": 1.5315227508544922,
                "status": "PASSED"
            },
            "oe_syslog.SyslogTestConfig.test_syslog_restart": {
                "duration": 2.714881420135498,
                "status": "PASSED"
            },
            "oe_syslog.SyslogTestConfig.test_syslog_startup_config": {
                "duration": 6.508468151092529,
                "status": "PASSED"
            },
            "opengl.GraphicTest.test_graphic_opengl_with_glxgears": {
                "duration": 2.5625948905944824,
                "status": "PASSED"
            },
            "opkg.OpkgRepoTest.test_opkg_install_from_repo": {
                "duration": 0.0007488727569580078,
                "log": "Test requires opkg to be installed",
                "status": "SKIPPED"
            },
            "pam.PamBasicTest.test_pam": {
                "duration": 0.0009319782257080078,
                "log": "Test requires pam to be in DISTRO_FEATURES",
                "status": "SKIPPED"
            },
            "perl.PerlTest.test_perl_works": {
                "duration": 0.2734971046447754,
                "status": "PASSED"
            },
            "ping.PingTest.test_ping": {
                "duration": 0.04352545738220215,
                "status": "PASSED"
            },
            "python.PythonTest.test_python3": {
                "duration": 0.3858199119567871,
                "status": "PASSED"
            },
            "rust.RustHelloworldTest.test_rusthelloworld": {
                "duration": 2.0373847484588623,
                "status": "PASSED"
            },
            "scp.ScpTest.test_scp_file": {
                "duration": 1.2526977062225342,
                "status": "PASSED"
            },
            "ssh.SSHTest.test_ssh": {
                "duration": 0.5419037342071533,
                "status": "PASSED"
            },
            "stap.StapTest.test_stap": {
                "duration": 6.1260597705841064,
                "status": "PASSED"
            },
            "systemd.SystemdBasicTests.test_systemd_basic": {
                "duration": 0.0007410049438476562,
                "log": "systemd is not the init manager for this image",
                "status": "SKIPPED"
            },
            "systemd.SystemdBasicTests.test_systemd_failed": {
                "duration": 0.0005993843078613281,
                "log": "Test case systemd.SystemdBasicTests.test_systemd_failed depends on systemd.SystemdBasicTests.test_systemd_basic but it didn't pass/run.",
                "status": "SKIPPED"
            },
            "systemd.SystemdBasicTests.test_systemd_list": {
                "duration": 0.0004353523254394531,
                "log": "Test case systemd.SystemdBasicTests.test_systemd_list depends on systemd.SystemdBasicTests.test_systemd_basic but it didn't pass/run.",
                "status": "SKIPPED"
            },
            "systemd.SystemdJournalTests.test_systemd_boot_time": {
                "duration": 0.0004723072052001953,
                "log": "Test case systemd.SystemdJournalTests.test_systemd_boot_time depends on systemd.SystemdBasicTests.test_systemd_basic but it didn't pass/run.",
                "status": "SKIPPED"
            },
            "systemd.SystemdJournalTests.test_systemd_journal": {
                "duration": 0.0004467964172363281,
                "log": "Test case systemd.SystemdJournalTests.test_systemd_journal depends on systemd.SystemdBasicTests.test_systemd_basic but it didn't pass/run.",
                "status": "SKIPPED"
            },
            "systemd.SystemdServiceTests.test_systemd_disable_enable": {
                "duration": 0.0004189014434814453,
                "log": "Test case systemd.SystemdServiceTests.test_systemd_disable_enable depends on systemd.SystemdServiceTests.test_systemd_status but it didn't pass/run.",
                "status": "SKIPPED"
            },
            "systemd.SystemdServiceTests.test_systemd_disable_enable_ro": {
                "duration": 0.0003509521484375,
                "log": "Test is only meant to run with read-only-rootfs in IMAGE_FEATURES",
                "status": "SKIPPED"
            },
            "systemd.SystemdServiceTests.test_systemd_status": {
                "duration": 0.0003254413604736328,
                "log": "Test case systemd.SystemdServiceTests.test_systemd_status depends on systemd.SystemdBasicTests.test_systemd_basic but it didn't pass/run.",
                "status": "SKIPPED"
            },
            "systemd.SystemdServiceTests.test_systemd_stop_start": {
                "duration": 0.00028443336486816406,
                "log": "Test case systemd.SystemdServiceTests.test_systemd_stop_start depends on systemd.SystemdServiceTests.test_systemd_status but it didn't pass/run.",
                "status": "SKIPPED"
            },
            "weston.WestonTest.test_wayland_info": {
                "duration": 0.00039958953857421875,
                "log": "Test requires wayland-utils to be installed",
                "status": "SKIPPED"
            },
            "weston.WestonTest.test_weston_can_initialize_new_wayland_compositor": {
                "duration": 0.00034999847412109375,
                "log": "Test requires weston to be installed",
                "status": "SKIPPED"
            },
            "weston.WestonTest.test_weston_running": {
                "duration": 0.0003600120544433594,
                "log": "Test requires weston to be installed",
                "status": "SKIPPED"
            },
            "xorg.XorgTest.test_xorg_running": {
                "duration": 0.5857346057891846,
                "status": "PASSED"
            }
        }
    }
}
/*
 * cs42l51.c
 *
 * ASoC Driver for Cirrus Logic CS42L51 codecs
 *
 * Copyright (c) 2010 Arnaud Patard <apatard@mandriva.com>
 *
 * Based on cs4270.c - Copyright (c) Freescale Semiconductor
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * For now:
 *  - Only I2C is support. Not SPI
 *  - master mode *NOT* supported
 */

#include <linux/module.h>
#include <linux/slab.h>
#include <sound/core.h>
#include <sound/soc.h>
#include <sound/tlv.h>
#include <sound/initval.h>
#include <sound/pcm_params.h>
#include <sound/pcm.h>
#include <linux/i2c.h>

#include "cs42l51.h"

enum master_slave_mode {
	MODE_SLAVE,
	MODE_SLAVE_AUTO,
	MODE_MASTER,
};

struct cs42l51_private {
	enum snd_soc_control_type control_type;
	unsigned int mclk;
	unsigned int audio_mode;	/* The mode (I2S or left-justified) */
	enum master_slave_mode func;
};

#define CS42L51_FORMATS ( \
		SNDRV_PCM_FMTBIT_S16_LE  | SNDRV_PCM_FMTBIT_S16_BE  | \
		SNDRV_PCM_FMTBIT_S18_3LE | SNDRV_PCM_FMTBIT_S18_3BE | \
		SNDRV_PCM_FMTBIT_S20_3LE | SNDRV_PCM_FMTBIT_S20_3BE | \
		SNDRV_PCM_FMTBIT_S24_LE  | SNDRV_PCM_FMTBIT_S24_BE)

static int cs42l51_fill_cache(struct snd_soc_codec *codec)
{
	u8 *cache = codec->reg_cache + 1;
	struct i2c_client *i2c_client = to_i2c_client(codec->dev);
	s32 length;

	length = i2c_smbus_read_i2c_block_data(i2c_client,
			CS42L51_FIRSTREG | 0x80, CS42L51_NUMREGS, cache);
	if (length != CS42L51_NUMREGS) {
		dev_err(&i2c_client->dev,
				"I2C read failure, addr=0x%x (ret=%d vs %d)\n",
				i2c_client->addr, length, CS42L51_NUMREGS);
		return -EIO;
	}

	return 0;
}

static int cs42l51_get_chan_mix(struct snd_kcontrol *kcontrol,
			struct snd_ctl_elem_value *ucontrol)
{
	struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
	unsigned long value = snd_soc_read(codec, CS42L51_PCM_MIXER)&3;

	switch (value) {
	default:
	case 0:
		ucontrol->value.integer.value[0] = 0;
		break;
	/* same value : (L+R)/2 and (R+L)/2 */
	case 1:
	case 2:
		ucontrol->value.integer.value[0] = 1;
		break;
	case 3:
		ucontrol->value.integer.value[0] = 2;
		break;
	}

	return 0;
}

#define CHAN_MIX_NORMAL	0x00
#define CHAN_MIX_BOTH	0x55
#define CHAN_MIX_SWAP	0xFF

static int cs42l51_set_chan_mix(struct snd_kcontrol *kcontrol,
			struct snd_ctl_elem_value *ucontrol)
{
	struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
	unsigned char val;

	switch (ucontrol->value.integer.value[0]) {
	default:
	case 0:
		val = CHAN_MIX_NORMAL;
		break;
	case 1:
		val = CHAN_MIX_BOTH;
		break;
	case 2:
		val = CHAN_MIX_SWAP;
		break;
	}

	snd_soc_write(codec, CS42L51_PCM_MIXER, val);

	return 1;
}

static const DECLARE_TLV_DB_SCALE(adc_pcm_tlv, -5150, 50, 0);
static const DECLARE_TLV_DB_SCALE(tone_tlv, -1050, 150, 0);

static const DECLARE_TLV_DB_SCALE(aout_tlv, -10200, 50, 0);

static const DECLARE_TLV_DB_SCALE(boost_tlv, 1600, 1600, 0);
static const char *chan_mix[] = {
	"L R",
	"L+R",
	"R L",
};

static const struct soc_enum cs42l51_chan_mix =
	SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(chan_mix), chan_mix);

static const struct snd_kcontrol_new cs42l51_snd_controls[] = {
	SOC_DOUBLE_R_SX_TLV("PCM Playback Volume",
			CS42L51_PCMA_VOL, CS42L51_PCMB_VOL,
			0, 0x19, 0x7F, adc_pcm_tlv),
	SOC_DOUBLE_R("PCM Playback Switch",
			CS42L51_PCMA_VOL, CS42L51_PCMB_VOL, 7, 1, 1),
	SOC_DOUBLE_R_SX_TLV("Analog Playback Volume",
			CS42L51_AOUTA_VOL, CS42L51_AOUTB_VOL,
			0, 0x34, 0xE4, aout_tlv),
	SOC_DOUBLE_R_SX_TLV("ADC Mixer Volume",
			CS42L51_ADCA_VOL, CS42L51_ADCB_VOL,
			0, 0x19, 0x7F, adc_pcm_tlv),
	SOC_DOUBLE_R("ADC Mixer Switch",
			CS42L51_ADCA_VOL, CS42L51_ADCB_VOL, 7, 1, 1),
	SOC_SINGLE("Playback Deemphasis Switch", CS42L51_DAC_CTL, 3, 1, 0),
	SOC_SINGLE("Auto-Mute Switch", CS42L51_DAC_CTL, 2, 1, 0),
	SOC_SINGLE("Soft Ramp Switch", CS42L51_DAC_CTL, 1, 1, 0),
	SOC_SINGLE("Zero Cross Switch", CS42L51_DAC_CTL, 0, 0, 0),
	SOC_DOUBLE_TLV("Mic Boost Volume",
			CS42L51_MIC_CTL, 0, 1, 1, 0, boost_tlv),
	SOC_SINGLE_TLV("Bass Volume", CS42L51_TONE_CTL, 0, 0xf, 1, tone_tlv),
	SOC_SINGLE_TLV("Treble Volume", CS42L51_TONE_CTL, 4, 0xf, 1, tone_tlv),
	SOC_ENUM_EXT("PCM channel mixer",
			cs42l51_chan_mix,
			cs42l51_get_chan_mix, cs42l51_set_chan_mix),
};

/*
 * to power down, one must:
 * 1.) Enable the PDN bit
 * 2.) enable power-down for the select channels
 * 3.) disable the PDN bit.
 */
static int cs42l51_pdn_event(struct snd_soc_dapm_widget *w,
		struct snd_kcontrol *kcontrol, int event)
{
	switch (event) {
	case SND_SOC_DAPM_PRE_PMD:
		snd_soc_update_bits(w->codec, CS42L51_POWER_CTL1,
				    CS42L51_POWER_CTL1_PDN,
				    CS42L51_POWER_CTL1_PDN);
		break;
	default:
	case SND_SOC_DAPM_POST_PMD:
		snd_soc_update_bits(w->codec, CS42L51_POWER_CTL1,
				    CS42L51_POWER_CTL1_PDN, 0);
		break;
	}

	return 0;
}

static const char *cs42l51_dac_names[] = {"Direct PCM",
	"DSP PCM", "ADC"};
static const struct soc_enum cs42l51_dac_mux_enum =
	SOC_ENUM_SINGLE(CS42L51_DAC_CTL, 6, 3, cs42l51_dac_names);
static const struct snd_kcontrol_new cs42l51_dac_mux_controls =
	SOC_DAPM_ENUM("Route", cs42l51_dac_mux_enum);

static const char *cs42l51_adcl_names[] = {"AIN1 Left", "AIN2 Left",
	"MIC Left", "MIC+preamp Left"};
static const struct soc_enum cs42l51_adcl_mux_enum =
	SOC_ENUM_SINGLE(CS42L51_ADC_INPUT, 4, 4, cs42l51_adcl_names);
static const struct snd_kcontrol_new cs42l51_adcl_mux_controls =
	SOC_DAPM_ENUM("Route", cs42l51_adcl_mux_enum);

static const char *cs42l51_adcr_names[] = {"AIN1 Right", "AIN2 Right",
	"MIC Right", "MIC+preamp Right"};
static const struct soc_enum cs42l51_adcr_mux_enum =
	SOC_ENUM_SINGLE(CS42L51_ADC_INPUT, 6, 4, cs42l51_adcr_names);
static const struct snd_kcontrol_new cs42l51_adcr_mux_controls =
	SOC_DAPM_ENUM("Route", cs42l51_adcr_mux_enum);

static const struct snd_soc_dapm_widget cs42l51_dapm_widgets[] = {
	SND_SOC_DAPM_MICBIAS("Mic Bias", CS42L51_MIC_POWER_CTL, 1, 1),
	SND_SOC_DAPM_PGA_E("Left PGA", CS42L51_POWER_CTL1, 3, 1, NULL, 0,
		cs42l51_pdn_event, SND_SOC_DAPM_PRE_POST_PMD),
	SND_SOC_DAPM_PGA_E("Right PGA", CS42L51_POWER_CTL1, 4, 1, NULL, 0,
		cs42l51_pdn_event, SND_SOC_DAPM_PRE_POST_PMD),
	SND_SOC_DAPM_ADC_E("Left ADC", "Left HiFi Capture",
		CS42L51_POWER_CTL1, 1, 1,
		cs42l51_pdn_event, SND_SOC_DAPM_PRE_POST_PMD),
	SND_SOC_DAPM_ADC_E("Right ADC", "Right HiFi Capture",
		CS42L51_POWER_CTL1, 2, 1,
		cs42l51_pdn_event, SND_SOC_DAPM_PRE_POST_PMD),
	SND_SOC_DAPM_DAC_E("Left DAC", "Left HiFi Playback",
		CS42L51_POWER_CTL1, 5, 1,
		cs42l51_pdn_event, SND_SOC_DAPM_PRE_POST_PMD),
	SND_SOC_DAPM_DAC_E("Right DAC", "Right HiFi Playback",
		CS42L51_POWER_CTL1, 6, 1,
		cs42l51_pdn_event, SND_SOC_DAPM_PRE_POST_PMD),

	/* analog/mic */
	SND_SOC_DAPM_INPUT("AIN1L"),
	SND_SOC_DAPM_INPUT("AIN1R"),
	SND_SOC_DAPM_INPUT("AIN2L"),
	SND_SOC_DAPM_INPUT("AIN2R"),
	SND_SOC_DAPM_INPUT("MICL"),
	SND_SOC_DAPM_INPUT("MICR"),

	SND_SOC_DAPM_MIXER("Mic Preamp Left",
		CS42L51_MIC_POWER_CTL, 2, 1, NULL, 0),
	SND_SOC_DAPM_MIXER("Mic Preamp Right",
		CS42L51_MIC_POWER_CTL, 3, 1, NULL, 0),

	/* HP */
	SND_SOC_DAPM_OUTPUT("HPL"),
	SND_SOC_DAPM_OUTPUT("HPR"),

	/* mux */
	SND_SOC_DAPM_MUX("DAC Mux", SND_SOC_NOPM, 0, 0,
		&cs42l51_dac_mux_controls),
	SND_SOC_DAPM_MUX("PGA-ADC Mux Left", SND_SOC_NOPM, 0, 0,
		&cs42l51_adcl_mux_controls),
	SND_SOC_DAPM_MUX("PGA-ADC Mux Right", SND_SOC_NOPM, 0, 0,
		&cs42l51_adcr_mux_controls),
};

static const struct snd_soc_dapm_route cs42l51_routes[] = {
	{"HPL", NULL, "Left DAC"},
	{"HPR", NULL, "Right DAC"},

	{"Left ADC", NULL, "Left PGA"},
	{"Right ADC", NULL, "Right PGA"},

	{"Mic Preamp Left",  NULL,  "MICL"},
	{"Mic Preamp Right", NULL,  "MICR"},

	{"PGA-ADC Mux Left",  "AIN1 Left",        "AIN1L" },
	{"PGA-ADC Mux Left",  "AIN2 Left",        "AIN2L" },
	{"PGA-ADC Mux Left",  "MIC Left",         "MICL"  },
	{"PGA-ADC Mux Left",  "MIC+preamp Left",  "Mic Preamp Left" },
	{"PGA-ADC Mux Right", "AIN1 Right",       "AIN1R" },
	{"PGA-ADC Mux Right", "AIN2 Right",       "AIN2R" },
	{"PGA-ADC Mux Right", "MIC Right",        "MICR" },
	{"PGA-ADC Mux Right", "MIC+preamp Right", "Mic Preamp Right" },

	{"Left PGA", NULL, "PGA-ADC Mux Left"},
	{"Right PGA", NULL, "PGA-ADC Mux Right"},
};

static int cs42l51_set_dai_fmt(struct snd_soc_dai *codec_dai,
		unsigned int format)
{
	struct snd_soc_codec *codec = codec_dai->codec;
	struct cs42l51_private *cs42l51 = snd_soc_codec_get_drvdata(codec);

	switch (format & SND_SOC_DAIFMT_FORMAT_MASK) {
	case SND_SOC_DAIFMT_I2S:
	case SND_SOC_DAIFMT_LEFT_J:
	case SND_SOC_DAIFMT_RIGHT_J:
		cs42l51->audio_mode = format & SND_SOC_DAIFMT_FORMAT_MASK;
		break;
	default:
		dev_err(codec->dev, "invalid DAI format\n");
		return -EINVAL;
	}

	switch (format & SND_SOC_DAIFMT_MASTER_MASK) {
	case SND_SOC_DAIFMT_CBM_CFM:
		cs42l51->func = MODE_MASTER;
		break;
	case SND_SOC_DAIFMT_CBS_CFS:
		cs42l51->func = MODE_SLAVE_AUTO;
		break;
	default:
		dev_err(codec->dev, "Unknown master/slave configuration\n");
		return -EINVAL;
	}

	return 0;
}

struct cs42l51_ratios {
	unsigned int ratio;
	unsigned char speed_mode;
	unsigned char mclk;
};

static struct cs42l51_ratios slave_ratios[] = {
	{  512, CS42L51_QSM_MODE, 0 }, {  768, CS42L51_QSM_MODE, 0 },
	{ 1024, CS42L51_QSM_MODE, 0 }, { 1536, CS42L51_QSM_MODE, 0 },
	{ 2048, CS42L51_QSM_MODE, 0 }, { 3072, CS42L51_QSM_MODE, 0 },
	{  256, CS42L51_HSM_MODE, 0 }, {  384, CS42L51_HSM_MODE, 0 },
	{  512, CS42L51_HSM_MODE, 0 }, {  768, CS42L51_HSM_MODE, 0 },
	{ 1024, CS42L51_HSM_MODE, 0 }, { 1536, CS42L51_HSM_MODE, 0 },
	{  128, CS42L51_SSM_MODE, 0 }, {  192, CS42L51_SSM_MODE, 0 },
	{  256, CS42L51_SSM_MODE, 0 }, {  384, CS42L51_SSM_MODE, 0 },
	{  512, CS42L51_SSM_MODE, 0 }, {  768, CS42L51_SSM_MODE, 0 },
	{  128, CS42L51_DSM_MODE, 0 }, {  192, CS42L51_DSM_MODE, 0 },
	{  256, CS42L51_DSM_MODE, 0 }, {  384, CS42L51_DSM_MODE, 0 },
};

static struct cs42l51_ratios slave_auto_ratios[] = {
	{ 1024, CS42L51_QSM_MODE, 0 }, { 1536, CS42L51_QSM_MODE, 0 },
	{ 2048, CS42L51_QSM_MODE, 1 }, { 3072, CS42L51_QSM_MODE, 1 },
	{  512, CS42L51_HSM_MODE, 0 }, {  768, CS42L51_HSM_MODE, 0 },
	{ 1024, CS42L51_HSM_MODE, 1 }, { 1536, CS42L51_HSM_MODE, 1 },
	{  256, CS42L51_SSM_MODE, 0 }, {  384, CS42L51_SSM_MODE, 0 },
	{  512, CS42L51_SSM_MODE, 1 }, {  768, CS42L51_SSM_MODE, 1 },
	{  128, CS42L51_DSM_MODE, 0 }, {  192, CS42L51_DSM_MODE, 0 },
	{  256, CS42L51_DSM_MODE, 1 }, {  384, CS42L51_DSM_MODE, 1 },
};

static int cs42l51_set_dai_sysclk(struct snd_soc_dai *codec_dai,
		int clk_id, unsigned int freq, int dir)
{
	struct snd_soc_codec *codec = codec_dai->codec;
	struct cs42l51_private *cs42l51 = snd_soc_codec_get_drvdata(codec);

	cs42l51->mclk = freq;
	return 0;
}

static int cs42l51_hw_params(struct snd_pcm_substream *substream,
		struct snd_pcm_hw_params *params,
		struct snd_soc_dai *dai)
{
	struct snd_soc_codec *codec = dai->codec;
	struct cs42l51_private *cs42l51 = snd_soc_codec_get_drvdata(codec);
	int ret;
	unsigned int i;
	unsigned int rate;
	unsigned int ratio;
	struct cs42l51_ratios *ratios = NULL;
	int nr_ratios = 0;
	int intf_ctl, power_ctl, fmt;

	switch (cs42l51->func) {
	case MODE_MASTER:
		return -EINVAL;
	case MODE_SLAVE:
		ratios = slave_ratios;
		nr_ratios = ARRAY_SIZE(slave_ratios);
		break;
	case MODE_SLAVE_AUTO:
		ratios = slave_auto_ratios;
		nr_ratios = ARRAY_SIZE(slave_auto_ratios);
		break;
	}

	/* Figure out which MCLK/LRCK ratio to use */
	rate = params_rate(params);     /* Sampling rate, in Hz */
	ratio = cs42l51->mclk / rate;    /* MCLK/LRCK ratio */
	for (i = 0; i < nr_ratios; i++) {
		if (ratios[i].ratio == ratio)
			break;
	}

	if (i == nr_ratios) {
		/* We did not find a matching ratio */
		dev_err(codec->dev, "could not find matching ratio\n");
		return -EINVAL;
	}

	intf_ctl = snd_soc_read(codec, CS42L51_INTF_CTL);
	power_ctl = snd_soc_read(codec, CS42L51_MIC_POWER_CTL);

	intf_ctl &= ~(CS42L51_INTF_CTL_MASTER | CS42L51_INTF_CTL_ADC_I2S
			| CS42L51_INTF_CTL_DAC_FORMAT(7));
	power_ctl &= ~(CS42L51_MIC_POWER_CTL_SPEED(3)
			| CS42L51_MIC_POWER_CTL_MCLK_DIV2);

	switch (cs42l51->func) {
	case MODE_MASTER:
		intf_ctl |= CS42L51_INTF_CTL_MASTER;
		power_ctl |= CS42L51_MIC_POWER_CTL_SPEED(ratios[i].speed_mode);
		break;
	case MODE_SLAVE:
		power_ctl |= CS42L51_MIC_POWER_CTL_SPEED(ratios[i].speed_mode);
		break;
	case MODE_SLAVE_AUTO:
		power_ctl |= CS42L51_MIC_POWER_CTL_AUTO;
		break;
	}

	switch (cs42l51->audio_mode) {
	case SND_SOC_DAIFMT_I2S:
		intf_ctl |= CS42L51_INTF_CTL_ADC_I2S;
		intf_ctl |= CS42L51_INTF_CTL_DAC_FORMAT(CS42L51_DAC_DIF_I2S);
		break;
	case SND_SOC_DAIFMT_LEFT_J:
		intf_ctl |= CS42L51_INTF_CTL_DAC_FORMAT(CS42L51_DAC_DIF_LJ24);
		break;
	case SND_SOC_DAIFMT_RIGHT_J:
		switch (params_width(params)) {
		case 16:
			fmt = CS42L51_DAC_DIF_RJ16;
			break;
		case 18:
			fmt = CS42L51_DAC_DIF_RJ18;
			break;
		case 20:
			fmt = CS42L51_DAC_DIF_RJ20;
			break;
		case 24:
			fmt = CS42L51_DAC_DIF_RJ24;
			break;
		default:
			dev_err(codec->dev, "unknown format\n");
			return -EINVAL;
		}
		intf_ctl |= CS42L51_INTF_CTL_DAC_FORMAT(fmt);
		break;
	default:
		dev_err(codec->dev, "unknown format\n");
		return -EINVAL;
	}

	if (ratios[i].mclk)
		power_ctl |= CS42L51_MIC_POWER_CTL_MCLK_DIV2;

	ret = snd_soc_write(codec, CS42L51_INTF_CTL, intf_ctl);
	if (ret < 0)
		return ret;

	ret = snd_soc_write(codec, CS42L51_MIC_POWER_CTL, power_ctl);
	if (ret < 0)
		return ret;

	return 0;
}

static int cs42l51_dai_mute(struct snd_soc_dai *dai, int mute)
{
	struct snd_soc_codec *codec = dai->codec;
	int reg;
	int mask = CS42L51_DAC_OUT_CTL_DACA_MUTE|CS42L51_DAC_OUT_CTL_DACB_MUTE;

	reg = snd_soc_read(codec, CS42L51_DAC_OUT_CTL);

	if (mute)
		reg |= mask;
	else
		reg &= ~mask;

	return snd_soc_write(codec, CS42L51_DAC_OUT_CTL, reg);
}

static const struct snd_soc_dai_ops cs42l51_dai_ops = {
	.hw_params      = cs42l51_hw_params,
	.set_sysclk     = cs42l51_set_dai_sysclk,
	.set_fmt        = cs42l51_set_dai_fmt,
	.digital_mute   = cs42l51_dai_mute,
};

static struct snd_soc_dai_driver cs42l51_dai = {
	.name = "cs42l51-hifi",
	.playback = {
		.stream_name = "Playback",
		.channels_min = 1,
		.channels_max = 2,
		.rates = SNDRV_PCM_RATE_8000_96000,
		.formats = CS42L51_FORMATS,
	},
	.capture = {
		.stream_name = "Capture",
		.channels_min = 1,
		.channels_max = 2,
		.rates = SNDRV_PCM_RATE_8000_96000,
		.formats = CS42L51_FORMATS,
	},
	.ops = &cs42l51_dai_ops,
};

static int cs42l51_probe(struct snd_soc_codec *codec)
{
	struct cs42l51_private *cs42l51 = snd_soc_codec_get_drvdata(codec);
	int ret, reg;

	ret = cs42l51_fill_cache(codec);
	if (ret < 0) {
		dev_err(codec->dev, "failed to fill register cache\n");
		return ret;
	}

	ret = snd_soc_codec_set_cache_io(codec, 8, 8, cs42l51->control_type);
	if (ret < 0) {
		dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
		return ret;
	}

	/*
	 * DAC configuration
	 * - Use signal processor
	 * - auto mute
	 * - vol changes immediate
	 * - no de-emphasize
	 */
	reg = CS42L51_DAC_CTL_DATA_SEL(1)
		| CS42L51_DAC_CTL_AMUTE | CS42L51_DAC_CTL_DACSZ(0);
	ret = snd_soc_write(codec, CS42L51_DAC_CTL, reg);
	if (ret < 0)
		return ret;

	return 0;
}

static struct snd_soc_codec_driver soc_codec_device_cs42l51 = {
	.probe = cs42l51_probe,
	.reg_cache_size = CS42L51_NUMREGS + 1,
	.reg_word_size = sizeof(u8),

	.controls = cs42l51_snd_controls,
	.num_controls = ARRAY_SIZE(cs42l51_snd_controls),
	.dapm_widgets = cs42l51_dapm_widgets,
	.num_dapm_widgets = ARRAY_SIZE(cs42l51_dapm_widgets),
	.dapm_routes = cs42l51_routes,
	.num_dapm_routes = ARRAY_SIZE(cs42l51_routes),
};

static int cs42l51_i2c_probe(struct i2c_client *i2c_client,
	const struct i2c_device_id *id)
{
	struct cs42l51_private *cs42l51;
	int ret;

	/* Verify that we have a CS42L51 */
	ret = i2c_smbus_read_byte_data(i2c_client, CS42L51_CHIP_REV_ID);
	if (ret < 0) {
		dev_err(&i2c_client->dev, "failed to read I2C\n");
		goto error;
	}

	if ((ret != CS42L51_MK_CHIP_REV(CS42L51_CHIP_ID, CS42L51_CHIP_REV_A)) &&
	    (ret != CS42L51_MK_CHIP_REV(CS42L51_CHIP_ID, CS42L51_CHIP_REV_B))) {
		dev_err(&i2c_client->dev, "Invalid chip id\n");
		ret = -ENODEV;
		goto error;
	}

	dev_info(&i2c_client->dev, "found device cs42l51 rev %d\n",
				ret & 7);

	cs42l51 = devm_kzalloc(&i2c_client->dev, sizeof(struct cs42l51_private),
			       GFP_KERNEL);
	if (!cs42l51) {
		dev_err(&i2c_client->dev, "could not allocate codec\n");
		return -ENOMEM;
	}

	i2c_set_clientdata(i2c_client, cs42l51);
	cs42l51->control_type = SND_SOC_I2C;

	ret =  snd_soc_register_codec(&i2c_client->dev,
			&soc_codec_device_cs42l51, &cs42l51_dai, 1);
error:
	return ret;
}

static int cs42l51_i2c_remove(struct i2c_client *client)
{
	snd_soc_unregister_codec(&client->dev);
	return 0;
}

static const struct i2c_device_id cs42l51_id[] = {
	{"cs42l51", 0},
	{}
};
MODULE_DEVICE_TABLE(i2c, cs42l51_id);

static struct i2c_driver cs42l51_i2c_driver = {
	.driver = {
		.name = "cs42l51-codec",
		.owner = THIS_MODULE,
	},
	.id_table = cs42l51_id,
	.probe = cs42l51_i2c_probe,
	.remove = cs42l51_i2c_remove,
};

module_i2c_driver(cs42l51_i2c_driver);

MODULE_AUTHOR("Arnaud Patard <arnaud.patard@rtp-net.org>");
MODULE_DESCRIPTION("Cirrus Logic CS42L51 ALSA SoC Codec Driver");
MODULE_LICENSE("GPL");