<commit_before>/*
 * trimslice.c - TrimSlice machine ASoC driver
 *
 * Copyright (C) 2011 - CompuLab, Ltd.
 * Author: <NAME> <<EMAIL>>
 *
 * Based on code copyright/by:
 * Author: <NAME> <<EMAIL>>
 * Copyright (C) 2010-2011 - NVIDIA, Inc.
 *
 * 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.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA
 *
 */

#include <asm/mach-types.h>

#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/slab.h>

#include <sound/core.h>
#include <sound/jack.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>

#include "../codecs/tlv320aic23.h"

#include "tegra_das.h"
#include "tegra_i2s.h"
#include "tegra_pcm.h"
#include "tegra_asoc_utils.h"

#define DRV_NAME "tegra-snd-trimslice"

struct tegra_trimslice {
	struct tegra_asoc_utils_data util_data;
};

static int trimslice_asoc_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_dai *cpu_dai = rtd->cpu_dai;
	struct snd_soc_codec *codec = rtd->codec;
	struct snd_soc_card *card = codec->card;
	struct tegra_trimslice *trimslice = snd_soc_card_get_drvdata(card);
	int srate, mclk;
	int err;

	srate = params_rate(params);
	mclk = 128 * srate;

	err = tegra_asoc_utils_set_rate(&trimslice->util_data, srate, mclk);
	if (err < 0) {
		dev_err(card->dev, "Can't configure clocks\n");
		return err;
	}

	err = snd_soc_dai_set_fmt(codec_dai,
					SND_SOC_DAIFMT_I2S |
					SND_SOC_DAIFMT_NB_NF |
					SND_SOC_DAIFMT_CBS_CFS);
	if (err < 0) {
		dev_err(card->dev, "codec_dai fmt not set\n");
		return err;
	}

	err = snd_soc_dai_set_fmt(cpu_dai,
					SND_SOC_DAIFMT_I2S |
					SND_SOC_DAIFMT_NB_NF |
					SND_SOC_DAIFMT_CBS_CFS);
	if (err < 0) {
		dev_err(card->dev, "cpu_dai fmt not set\n");
		return err;
	}

	err = snd_soc_dai_set_sysclk(codec_dai, 0, mclk,
					SND_SOC_CLOCK_IN);
	if (err < 0) {
		dev_err(card->dev, "codec_dai clock not set\n");
		return err;
	}

	return 0;
}

static struct snd_soc_ops trimslice_asoc_ops = {
	.hw_params = trimslice_asoc_hw_params,
};

static const struct snd_soc_dapm_widget trimslice_dapm_widgets[] = {
	SND_SOC_DAPM_HP("Line Out", NULL),
	SND_SOC_DAPM_LINE("Line In", NULL),
};

static const struct snd_soc_dapm_route trimslice_audio_map[] = {
	{"Line Out", NULL, "LOUT"},
	{"Line Out", NULL, "ROUT"},

	{"LLINEIN", NULL, "Line In"},
	{"RLINEIN", NULL, "Line In"},
};

static int trimslice_asoc_init(struct snd_soc_pcm_runtime *rtd)
{
	struct snd_soc_codec *codec = rtd->codec;
	struct snd_soc_card *card = codec->card;
	struct snd_soc_dapm_context *dapm = &codec->dapm;
	int ret;

	ret = tegra_das_connect_dap_to_dac(TEGRA_DAS_DAP_ID_1,
					   TEGRA_DAS_DAP_SEL_DAC1);
	if (ret) {
		dev_err(card->dev, "Can't set up DAS DAP connection\n");
		return ret;
	}
	ret = tegra_das_connect_dac_to_dap(TEGRA_DAS_DAC_ID_1,
					   TEGRA_DAS_DAC_SEL_DAP1);
	if (ret) {
		dev_err(card->dev, "Can't set up DAS DAC connection\n");
		return ret;
	}

	snd_soc_dapm_nc_pin(dapm, "LHPOUT");
	snd_soc_dapm_nc_pin(dapm, "RHPOUT");
	snd_soc_dapm_nc_pin(dapm, "MICIN");

	return 0;
}

static struct snd_soc_dai_link trimslice_tlv320aic23_dai = {
	.name = "TLV320AIC23",
	.stream_name = "AIC23",
	.codec_name = "tlv320aic23-codec.2-001a",
	.platform_name = "tegra-pcm-audio",
	.cpu_dai_name = "tegra-i2s.0",
	.codec_dai_name = "tlv320aic23-hifi",
	.init = trimslice_asoc_init,
	.ops = &trimslice_asoc_ops,
};

static struct snd_soc_card snd_soc_trimslice = {
	.name = "tegra-trimslice",
	.dai_link = &trimslice_tlv320aic23_dai,
	.num_links = 1,

	.dapm_widgets = trimslice_dapm_widgets,
	.num_dapm_widgets = ARRAY_SIZE(trimslice_dapm_widgets),
	.dapm_routes = trimslice_audio_map,
	.num_dapm_routes = ARRAY_SIZE(trimslice_audio_map),
};

static __devinit int tegra_snd_trimslice_probe(struct platform_device *pdev)
{
	struct snd_soc_card *card = &snd_soc_trimslice;
	struct tegra_trimslice *trimslice;
	int ret;

	trimslice = devm_kzalloc(&pdev->dev, sizeof(struct tegra_trimslice),
				 GFP_KERNEL);
	if (!trimslice) {
		dev_err(&pdev->dev, "Can't allocate tegra_trimslice\n");
		ret = -ENOMEM;
		goto err;
	}

	ret = tegra_asoc_utils_init(&trimslice->util_data, &pdev->dev);
	if (ret)
		goto err;

	card->dev = &pdev->dev;
	platform_set_drvdata(pdev, card);
	snd_soc_card_set_drvdata(card, trimslice);

	ret = snd_soc_register_card(card);
	if (ret) {
		dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n",
			ret);
		goto err_fini_utils;
	}<commit_msg>ASoC: TrimSlice machine: Set the new fully_routed flag<commit_after>/*
 * trimslice.c - TrimSlice machine ASoC driver
 *
 * Copyright (C) 2011 - CompuLab, Ltd.
 * Author: <NAME> <<EMAIL>>
 *
 * Based on code copyright/by:
 * Author: <NAME> <<EMAIL>>
 * Copyright (C) 2010-2011 - NVIDIA, Inc.
 *
 * 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.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA
 *
 */

#include <asm/mach-types.h>

#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/slab.h>

#include <sound/core.h>
#include <sound/jack.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>

#include "../codecs/tlv320aic23.h"

#include "tegra_das.h"
#include "tegra_i2s.h"
#include "tegra_pcm.h"
#include "tegra_asoc_utils.h"

#define DRV_NAME "tegra-snd-trimslice"

struct tegra_trimslice {
	struct tegra_asoc_utils_data util_data;
};

static int trimslice_asoc_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_dai *cpu_dai = rtd->cpu_dai;
	struct snd_soc_codec *codec = rtd->codec;
	struct snd_soc_card *card = codec->card;
	struct tegra_trimslice *trimslice = snd_soc_card_get_drvdata(card);
	int srate, mclk;
	int err;

	srate = params_rate(params);
	mclk = 128 * srate;

	err = tegra_asoc_utils_set_rate(&trimslice->util_data, srate, mclk);
	if (err < 0) {
		dev_err(card->dev, "Can't configure clocks\n");
		return err;
	}

	err = snd_soc_dai_set_fmt(codec_dai,
					SND_SOC_DAIFMT_I2S |
					SND_SOC_DAIFMT_NB_NF |
					SND_SOC_DAIFMT_CBS_CFS);
	if (err < 0) {
		dev_err(card->dev, "codec_dai fmt not set\n");
		return err;
	}

	err = snd_soc_dai_set_fmt(cpu_dai,
					SND_SOC_DAIFMT_I2S |
					SND_SOC_DAIFMT_NB_NF |
					SND_SOC_DAIFMT_CBS_CFS);
	if (err < 0) {
		dev_err(card->dev, "cpu_dai fmt not set\n");
		return err;
	}

	err = snd_soc_dai_set_sysclk(codec_dai, 0, mclk,
					SND_SOC_CLOCK_IN);
	if (err < 0) {
		dev_err(card->dev, "codec_dai clock not set\n");
		return err;
	}

	return 0;
}

static struct snd_soc_ops trimslice_asoc_ops = {
	.hw_params = trimslice_asoc_hw_params,
};

static const struct snd_soc_dapm_widget trimslice_dapm_widgets[] = {
	SND_SOC_DAPM_HP("Line Out", NULL),
	SND_SOC_DAPM_LINE("Line In", NULL),
};

static const struct snd_soc_dapm_route trimslice_audio_map[] = {
	{"Line Out", NULL, "LOUT"},
	{"Line Out", NULL, "ROUT"},

	{"LLINEIN", NULL, "Line In"},
	{"RLINEIN", NULL, "Line In"},
};

static int trimslice_asoc_init(struct snd_soc_pcm_runtime *rtd)
{
	struct snd_soc_codec *codec = rtd->codec;
	struct snd_soc_card *card = codec->card;
	int ret;

	ret = tegra_das_connect_dap_to_dac(TEGRA_DAS_DAP_ID_1,
					   TEGRA_DAS_DAP_SEL_DAC1);
	if (ret) {
		dev_err(card->dev, "Can't set up DAS DAP connection\n");
		return ret;
	}
	ret = tegra_das_connect_dac_to_dap(TEGRA_DAS_DAC_ID_1,
					   TEGRA_DAS_DAC_SEL_DAP1);
	if (ret) {
		dev_err(card->dev, "Can't set up DAS DAC connection\n");
		return ret;
	}

	return 0;
}

static struct snd_soc_dai_link trimslice_tlv320aic23_dai = {
	.name = "TLV320AIC23",
	.stream_name = "AIC23",
	.codec_name = "tlv320aic23-codec.2-001a",
	.platform_name = "tegra-pcm-audio",
	.cpu_dai_name = "tegra-i2s.0",
	.codec_dai_name = "tlv320aic23-hifi",
	.init = trimslice_asoc_init,
	.ops = &trimslice_asoc_ops,
};

static struct snd_soc_card snd_soc_trimslice = {
	.name = "tegra-trimslice",
	.dai_link = &trimslice_tlv320aic23_dai,
	.num_links = 1,

	.dapm_widgets = trimslice_dapm_widgets,
	.num_dapm_widgets = ARRAY_SIZE(trimslice_dapm_widgets),
	.dapm_routes = trimslice_audio_map,
	.num_dapm_routes = ARRAY_SIZE(trimslice_audio_map),
	.fully_routed = true,
};

static __devinit int tegra_snd_trimslice_probe(struct platform_device *pdev)
{
	struct snd_soc_card *card = &snd_soc_trimslice;
	struct tegra_trimslice *trimslice;
	int ret;

	trimslice = devm_kzalloc(&pdev->dev, sizeof(struct tegra_trimslice),
				 GFP_KERNEL);
	if (!trimslice) {
		dev_err(&pdev->dev, "Can't allocate tegra_trimslice\n");
		ret = -ENOMEM;
		goto err;
	}

	ret = tegra_asoc_utils_init(&trimslice->util_data, &pdev->dev);
	if (ret)
		goto err;

	card->dev = &pdev->dev;
	platform_set_drvdata(pdev, card);
	snd_soc_card_set_drvdata(card, trimslice);

	ret = snd_soc_register_card(card);
	if (ret) {
		dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n",
			ret);
		goto err_fini_utils;
	}
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