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// SPDX-License-Identifier: GPL-2.0-only
//
// Copyright(c) 2020 Intel Corporation. All rights reserved.
#include <linux/device.h>
#include <linux/kernel.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <sound/soc-dai.h>
#include <sound/soc-dapm.h>
#include <uapi/sound/asound.h>
#include "../../codecs/rt1011.h"
#include "sof_realtek_common.h"
/*
* Current only 2-amp configuration is supported for rt1011
*/
static const struct snd_soc_dapm_route rt1011_dapm_routes[] = {
/* speaker */
{ "Left Spk", NULL, "Left SPO" },
{ "Right Spk", NULL, "Right SPO" },
};
/*
* Make sure device's Unique ID follows this configuration:
*
* Two speakers:
* 0: left, 1: right
* Four speakers:
* 0: Woofer left, 1: Woofer right
* 2: Tweeter left, 3: Tweeter right
*/
static struct snd_soc_codec_conf rt1011_codec_confs[] = {
{
.dlc = COMP_CODEC_CONF(RT1011_DEV0_NAME),
.name_prefix = "Left",
},
{
.dlc = COMP_CODEC_CONF(RT1011_DEV1_NAME),
.name_prefix = "Right",
},
};
static struct snd_soc_dai_link_component rt1011_dai_link_components[] = {
{
.name = RT1011_DEV0_NAME,
.dai_name = RT1011_CODEC_DAI,
},
{
.name = RT1011_DEV1_NAME,
.dai_name = RT1011_CODEC_DAI,
},
};
static const struct {
unsigned int tx;
unsigned int rx;
} rt1011_tdm_mask[] = {
{.tx = 0x4, .rx = 0x1},
{.tx = 0x8, .rx = 0x2},
};
static int rt1011_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
struct snd_soc_dai *codec_dai;
int srate, i, ret = 0;
srate = params_rate(params);
for_each_rtd_codec_dais(rtd, i, codec_dai) {
/* 100 Fs to drive 24 bit data */
ret = snd_soc_dai_set_pll(codec_dai, 0, RT1011_PLL1_S_BCLK,
100 * srate, 256 * srate);
if (ret < 0) {
dev_err(codec_dai->dev, "fail to set pll, ret %d\n",
ret);
return ret;
}
ret = snd_soc_dai_set_sysclk(codec_dai, RT1011_FS_SYS_PRE_S_PLL1,
256 * srate, SND_SOC_CLOCK_IN);
if (ret < 0) {
dev_err(codec_dai->dev, "fail to set sysclk, ret %d\n",
ret);
return ret;
}
if (i >= ARRAY_SIZE(rt1011_tdm_mask)) {
dev_err(codec_dai->dev, "invalid codec index %d\n",
i);
return -ENODEV;
}
ret = snd_soc_dai_set_tdm_slot(codec_dai, rt1011_tdm_mask[i].tx,
rt1011_tdm_mask[i].rx, 4,
params_width(params));
if (ret < 0) {
dev_err(codec_dai->dev, "fail to set tdm slot, ret %d\n",
ret);
return ret;
}
}
return 0;
}
static const struct snd_soc_ops rt1011_ops = {
.hw_params = rt1011_hw_params,
};
static int rt1011_init(struct snd_soc_pcm_runtime *rtd)
{
struct snd_soc_card *card = rtd->card;
int ret;
ret = snd_soc_dapm_add_routes(&card->dapm, rt1011_dapm_routes,
ARRAY_SIZE(rt1011_dapm_routes));
if (ret)
dev_err(rtd->dev, "Speaker map addition failed: %d\n", ret);
return ret;
}
void sof_rt1011_dai_link(struct snd_soc_dai_link *link)
{
link->codecs = rt1011_dai_link_components;
link->num_codecs = ARRAY_SIZE(rt1011_dai_link_components);
link->init = rt1011_init;
link->ops = &rt1011_ops;
}
void sof_rt1011_codec_conf(struct snd_soc_card *card)
{
card->codec_conf = rt1011_codec_confs;
card->num_configs = ARRAY_SIZE(rt1011_codec_confs);
}
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