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024979b67b
Move the code related to rt1308 dai link to the realtek common module. It creates a clean base to add more amplifier support to this machine driver in the future. Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com> Signed-off-by: Brent Lu <brent.lu@intel.com> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20220301194903.60859-6-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
258 lines
7.2 KiB
C
258 lines
7.2 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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//
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// Copyright(c) 2022 Intel Corporation. All rights reserved.
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/*
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* sof_rt1308.c - ASoc Machine driver for Intel platforms
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* with RT1308 codec.
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*/
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#include <linux/acpi.h>
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#include <linux/delay.h>
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#include <linux/module.h>
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#include <linux/platform_device.h>
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#include <sound/core.h>
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#include <sound/jack.h>
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#include <sound/pcm.h>
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#include <sound/pcm_params.h>
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#include <sound/sof.h>
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#include "sof_realtek_common.h"
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#define SOF_RT1308_SSP_CODEC(quirk) ((quirk) & GENMASK(3, 0))
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#define SOF_RT1308_SSP_CODEC_MASK (GENMASK(3, 0))
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/* HDMI capture*/
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#define SOF_SSP_HDMI_CAPTURE_PRESENT BIT(4)
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#define SOF_NO_OF_HDMI_CAPTURE_SSP_SHIFT 5
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#define SOF_NO_OF_HDMI_CAPTURE_SSP_MASK (GENMASK(6, 5))
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#define SOF_NO_OF_HDMI_CAPTURE_SSP(quirk) \
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(((quirk) << SOF_NO_OF_HDMI_CAPTURE_SSP_SHIFT) & SOF_NO_OF_HDMI_CAPTURE_SSP_MASK)
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#define SOF_HDMI_CAPTURE_1_SSP_SHIFT 7
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#define SOF_HDMI_CAPTURE_1_SSP_MASK (GENMASK(9, 7))
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#define SOF_HDMI_CAPTURE_1_SSP(quirk) \
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(((quirk) << SOF_HDMI_CAPTURE_1_SSP_SHIFT) & SOF_HDMI_CAPTURE_1_SSP_MASK)
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#define SOF_HDMI_CAPTURE_2_SSP_SHIFT 10
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#define SOF_HDMI_CAPTURE_2_SSP_MASK (GENMASK(12, 10))
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#define SOF_HDMI_CAPTURE_2_SSP(quirk) \
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(((quirk) << SOF_HDMI_CAPTURE_2_SSP_SHIFT) & SOF_HDMI_CAPTURE_2_SSP_MASK)
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#define SOF_RT1308_SPEAKER_AMP_PRESENT BIT(13)
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/* Default: SSP2 */
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static unsigned long sof_rt1308_quirk = SOF_RT1308_SSP_CODEC(2);
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static const struct snd_soc_dapm_widget sof_rt1308_dapm_widgets[] = {
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SND_SOC_DAPM_MIC("SoC DMIC", NULL),
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};
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static const struct snd_soc_dapm_route sof_rt1308_dapm_routes[] = {
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/* digital mics */
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{"DMic", NULL, "SoC DMIC"},
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};
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static struct snd_soc_card sof_rt1308_card = {
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.name = "rt1308",
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.owner = THIS_MODULE,
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.dapm_widgets = sof_rt1308_dapm_widgets,
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.num_dapm_widgets = ARRAY_SIZE(sof_rt1308_dapm_widgets),
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.dapm_routes = sof_rt1308_dapm_routes,
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.num_dapm_routes = ARRAY_SIZE(sof_rt1308_dapm_routes),
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.fully_routed = true,
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};
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static struct snd_soc_dai_link_component platform_component[] = {
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{
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/* name might be overridden during probe */
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.name = "0000:00:1f.3"
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}
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};
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static struct snd_soc_dai_link_component dmic_component[] = {
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{
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.name = "dmic-codec",
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.dai_name = "dmic-hifi",
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}
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};
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static struct snd_soc_dai_link_component dummy_component[] = {
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{
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.name = "snd-soc-dummy",
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.dai_name = "snd-soc-dummy-dai",
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}
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};
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static struct snd_soc_dai_link *sof_card_dai_links_create(struct device *dev,
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int ssp_codec,
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int dmic_be_num)
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{
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struct snd_soc_dai_link_component *cpus;
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struct snd_soc_dai_link *links;
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int i, id = 0;
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links = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link) *
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sof_rt1308_card.num_links, GFP_KERNEL);
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cpus = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link_component) *
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sof_rt1308_card.num_links, GFP_KERNEL);
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if (!links || !cpus)
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return NULL;
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/* HDMI-In SSP */
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if (sof_rt1308_quirk & SOF_SSP_HDMI_CAPTURE_PRESENT) {
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int num_of_hdmi_ssp = (sof_rt1308_quirk & SOF_NO_OF_HDMI_CAPTURE_SSP_MASK) >>
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SOF_NO_OF_HDMI_CAPTURE_SSP_SHIFT;
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for (i = 1; i <= num_of_hdmi_ssp; i++) {
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int port = (i == 1 ? (sof_rt1308_quirk & SOF_HDMI_CAPTURE_1_SSP_MASK) >>
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SOF_HDMI_CAPTURE_1_SSP_SHIFT :
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(sof_rt1308_quirk & SOF_HDMI_CAPTURE_2_SSP_MASK) >>
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SOF_HDMI_CAPTURE_2_SSP_SHIFT);
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links[id].cpus = &cpus[id];
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links[id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL,
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"SSP%d Pin", port);
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if (!links[id].cpus->dai_name)
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return NULL;
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links[id].name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-HDMI", port);
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if (!links[id].name)
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return NULL;
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links[id].id = id;
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links[id].codecs = dummy_component;
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links[id].num_codecs = ARRAY_SIZE(dummy_component);
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links[id].platforms = platform_component;
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links[id].num_platforms = ARRAY_SIZE(platform_component);
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links[id].dpcm_capture = 1;
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links[id].no_pcm = 1;
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links[id].num_cpus = 1;
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id++;
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}
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}
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/* codec SSP */
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links[id].name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-Codec", ssp_codec);
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if (!links[id].name)
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return NULL;
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links[id].id = id;
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if (sof_rt1308_quirk & SOF_RT1308_SPEAKER_AMP_PRESENT) {
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sof_rt1308_dai_link(&links[id]);
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}
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links[id].platforms = platform_component;
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links[id].num_platforms = ARRAY_SIZE(platform_component);
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links[id].dpcm_playback = 1;
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links[id].no_pcm = 1;
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links[id].cpus = &cpus[id];
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links[id].num_cpus = 1;
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links[id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d Pin", ssp_codec);
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if (!links[id].cpus->dai_name)
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return NULL;
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id++;
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/* dmic */
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if (dmic_be_num > 0) {
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/* at least we have dmic01 */
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links[id].name = "dmic01";
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links[id].cpus = &cpus[id];
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links[id].cpus->dai_name = "DMIC01 Pin";
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if (dmic_be_num > 1) {
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/* set up 2 BE links at most */
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links[id + 1].name = "dmic16k";
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links[id + 1].cpus = &cpus[id + 1];
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links[id + 1].cpus->dai_name = "DMIC16k Pin";
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dmic_be_num = 2;
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}
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}
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for (i = 0; i < dmic_be_num; i++) {
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links[id].id = id;
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links[id].num_cpus = 1;
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links[id].codecs = dmic_component;
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links[id].num_codecs = ARRAY_SIZE(dmic_component);
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links[id].platforms = platform_component;
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links[id].num_platforms = ARRAY_SIZE(platform_component);
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links[id].ignore_suspend = 1;
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links[id].dpcm_capture = 1;
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links[id].no_pcm = 1;
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id++;
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}
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return links;
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}
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static int sof_rt1308_probe(struct platform_device *pdev)
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{
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struct snd_soc_dai_link *dai_links;
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struct snd_soc_acpi_mach *mach;
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int dmic_be_num;
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int ret, ssp_codec;
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if (pdev->id_entry && pdev->id_entry->driver_data)
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sof_rt1308_quirk = (unsigned long)pdev->id_entry->driver_data;
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mach = pdev->dev.platform_data;
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dmic_be_num = mach->mach_params.dmic_num;
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ssp_codec = sof_rt1308_quirk & SOF_RT1308_SSP_CODEC_MASK;
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/* set number of dai links */
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sof_rt1308_card.num_links = 1 + dmic_be_num;
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if (sof_rt1308_quirk & SOF_SSP_HDMI_CAPTURE_PRESENT)
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sof_rt1308_card.num_links += (sof_rt1308_quirk & SOF_NO_OF_HDMI_CAPTURE_SSP_MASK) >>
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SOF_NO_OF_HDMI_CAPTURE_SSP_SHIFT;
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dai_links = sof_card_dai_links_create(&pdev->dev, ssp_codec, dmic_be_num);
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if (!dai_links)
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return -ENOMEM;
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sof_rt1308_card.dai_link = dai_links;
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sof_rt1308_card.dev = &pdev->dev;
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/* set platform name for each dailink */
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ret = snd_soc_fixup_dai_links_platform_name(&sof_rt1308_card,
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mach->mach_params.platform);
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if (ret)
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return ret;
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snd_soc_card_set_drvdata(&sof_rt1308_card, NULL);
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return devm_snd_soc_register_card(&pdev->dev, &sof_rt1308_card);
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}
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static const struct platform_device_id board_ids[] = {
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{
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.name = "sof_rt1308",
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},
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{
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.name = "tgl_rt1308_hdmi_ssp",
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.driver_data = (kernel_ulong_t)(SOF_RT1308_SSP_CODEC(2) |
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SOF_NO_OF_HDMI_CAPTURE_SSP(2) |
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SOF_HDMI_CAPTURE_1_SSP(1) |
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SOF_HDMI_CAPTURE_2_SSP(5) |
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SOF_SSP_HDMI_CAPTURE_PRESENT |
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SOF_RT1308_SPEAKER_AMP_PRESENT),
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},
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{ }
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};
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MODULE_DEVICE_TABLE(platform, board_ids);
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static struct platform_driver sof_rt1308_driver = {
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.probe = sof_rt1308_probe,
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.driver = {
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.name = "sof_rt1308",
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.pm = &snd_soc_pm_ops,
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},
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.id_table = board_ids,
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};
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module_platform_driver(sof_rt1308_driver);
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MODULE_DESCRIPTION("ASoC Intel(R) SOF + RT1308 Machine driver");
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MODULE_AUTHOR("balamurugan.c <balamurugan.c@intel.com>");
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MODULE_AUTHOR("Brent Lu <brent.lu@intel.com>");
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MODULE_LICENSE("GPL");
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MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_REALTEK_COMMON);
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