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