502 lines
14 KiB
C
502 lines
14 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_ssp_amp.c - ASoc Machine driver for Intel platforms
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* with RT1308/CS35L41 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/dmi.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 "../../codecs/hdac_hdmi.h"
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#include "hda_dsp_common.h"
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#include "sof_realtek_common.h"
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#include "sof_cirrus_common.h"
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#define NAME_SIZE 32
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/* SSP port ID for speaker amplifier */
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#define SOF_AMPLIFIER_SSP(quirk) ((quirk) & GENMASK(3, 0))
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#define SOF_AMPLIFIER_SSP_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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/* HDMI playback */
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#define SOF_HDMI_PLAYBACK_PRESENT BIT(13)
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#define SOF_NO_OF_HDMI_PLAYBACK_SHIFT 14
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#define SOF_NO_OF_HDMI_PLAYBACK_MASK (GENMASK(16, 14))
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#define SOF_NO_OF_HDMI_PLAYBACK(quirk) \
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(((quirk) << SOF_NO_OF_HDMI_PLAYBACK_SHIFT) & SOF_NO_OF_HDMI_PLAYBACK_MASK)
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/* BT audio offload */
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#define SOF_SSP_BT_OFFLOAD_PRESENT BIT(17)
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#define SOF_BT_OFFLOAD_SSP_SHIFT 18
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#define SOF_BT_OFFLOAD_SSP_MASK (GENMASK(20, 18))
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#define SOF_BT_OFFLOAD_SSP(quirk) \
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(((quirk) << SOF_BT_OFFLOAD_SSP_SHIFT) & SOF_BT_OFFLOAD_SSP_MASK)
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/* Speaker amplifiers */
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#define SOF_RT1308_SPEAKER_AMP_PRESENT BIT(21)
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#define SOF_CS35L41_SPEAKER_AMP_PRESENT BIT(22)
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/* Default: SSP2 */
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static unsigned long sof_ssp_amp_quirk = SOF_AMPLIFIER_SSP(2);
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struct sof_hdmi_pcm {
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struct list_head head;
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struct snd_soc_jack sof_hdmi;
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struct snd_soc_dai *codec_dai;
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int device;
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};
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struct sof_card_private {
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struct list_head hdmi_pcm_list;
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bool common_hdmi_codec_drv;
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bool idisp_codec;
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};
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static const struct dmi_system_id chromebook_platforms[] = {
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{
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.ident = "Google Chromebooks",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Google"),
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}
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},
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{},
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};
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static const struct snd_soc_dapm_widget sof_ssp_amp_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_ssp_amp_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 int sof_card_late_probe(struct snd_soc_card *card)
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{
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struct sof_card_private *ctx = snd_soc_card_get_drvdata(card);
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struct snd_soc_component *component = NULL;
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char jack_name[NAME_SIZE];
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struct sof_hdmi_pcm *pcm;
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int err;
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if (!(sof_ssp_amp_quirk & SOF_HDMI_PLAYBACK_PRESENT))
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return 0;
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/* HDMI is not supported by SOF on Baytrail/CherryTrail */
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if (!ctx->idisp_codec)
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return 0;
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if (list_empty(&ctx->hdmi_pcm_list))
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return -EINVAL;
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if (ctx->common_hdmi_codec_drv) {
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pcm = list_first_entry(&ctx->hdmi_pcm_list, struct sof_hdmi_pcm,
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head);
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component = pcm->codec_dai->component;
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return hda_dsp_hdmi_build_controls(card, component);
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}
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list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) {
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component = pcm->codec_dai->component;
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snprintf(jack_name, sizeof(jack_name),
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"HDMI/DP, pcm=%d Jack", pcm->device);
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err = snd_soc_card_jack_new(card, jack_name,
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SND_JACK_AVOUT, &pcm->sof_hdmi);
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if (err)
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return err;
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err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
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&pcm->sof_hdmi);
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if (err < 0)
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return err;
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}
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return hdac_hdmi_jack_port_init(component, &card->dapm);
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}
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static struct snd_soc_card sof_ssp_amp_card = {
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.name = "ssp_amp",
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.owner = THIS_MODULE,
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.dapm_widgets = sof_ssp_amp_dapm_widgets,
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.num_dapm_widgets = ARRAY_SIZE(sof_ssp_amp_dapm_widgets),
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.dapm_routes = sof_ssp_amp_dapm_routes,
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.num_dapm_routes = ARRAY_SIZE(sof_ssp_amp_dapm_routes),
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.fully_routed = true,
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.late_probe = sof_card_late_probe,
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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 int sof_hdmi_init(struct snd_soc_pcm_runtime *rtd)
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{
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struct sof_card_private *ctx = snd_soc_card_get_drvdata(rtd->card);
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struct snd_soc_dai *dai = asoc_rtd_to_codec(rtd, 0);
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struct sof_hdmi_pcm *pcm;
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pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
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if (!pcm)
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return -ENOMEM;
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/* dai_link id is 1:1 mapped to the PCM device */
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pcm->device = rtd->dai_link->id;
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pcm->codec_dai = dai;
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list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
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return 0;
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}
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#define IDISP_CODEC_MASK 0x4
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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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int hdmi_num,
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bool idisp_codec)
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{
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struct snd_soc_dai_link_component *idisp_components;
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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_kcalloc(dev, sof_ssp_amp_card.num_links,
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sizeof(struct snd_soc_dai_link), GFP_KERNEL);
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cpus = devm_kcalloc(dev, sof_ssp_amp_card.num_links,
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sizeof(struct snd_soc_dai_link_component), 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_ssp_amp_quirk & SOF_SSP_HDMI_CAPTURE_PRESENT) {
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int num_of_hdmi_ssp = (sof_ssp_amp_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_ssp_amp_quirk & SOF_HDMI_CAPTURE_1_SSP_MASK) >>
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SOF_HDMI_CAPTURE_1_SSP_SHIFT :
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(sof_ssp_amp_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_ssp_amp_quirk & SOF_RT1308_SPEAKER_AMP_PRESENT) {
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sof_rt1308_dai_link(&links[id]);
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} else if (sof_ssp_amp_quirk & SOF_CS35L41_SPEAKER_AMP_PRESENT) {
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cs35l41_set_dai_link(&links[id]);
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/* feedback from amplifier */
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links[id].dpcm_capture = 1;
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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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/* HDMI playback */
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if (sof_ssp_amp_quirk & SOF_HDMI_PLAYBACK_PRESENT) {
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/* HDMI */
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if (hdmi_num > 0) {
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idisp_components = devm_kcalloc(dev,
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hdmi_num,
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sizeof(struct snd_soc_dai_link_component),
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GFP_KERNEL);
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if (!idisp_components)
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goto devm_err;
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}
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for (i = 1; i <= hdmi_num; i++) {
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links[id].name = devm_kasprintf(dev, GFP_KERNEL,
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"iDisp%d", i);
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if (!links[id].name)
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goto devm_err;
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links[id].id = id;
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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,
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"iDisp%d Pin", i);
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if (!links[id].cpus->dai_name)
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goto devm_err;
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if (idisp_codec) {
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idisp_components[i - 1].name = "ehdaudio0D2";
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idisp_components[i - 1].dai_name = devm_kasprintf(dev,
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GFP_KERNEL,
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"intel-hdmi-hifi%d",
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i);
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if (!idisp_components[i - 1].dai_name)
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goto devm_err;
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} else {
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idisp_components[i - 1].name = "snd-soc-dummy";
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idisp_components[i - 1].dai_name = "snd-soc-dummy-dai";
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}
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links[id].codecs = &idisp_components[i - 1];
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links[id].num_codecs = 1;
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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].init = sof_hdmi_init;
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links[id].dpcm_playback = 1;
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links[id].no_pcm = 1;
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id++;
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}
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}
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/* BT audio offload */
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if (sof_ssp_amp_quirk & SOF_SSP_BT_OFFLOAD_PRESENT) {
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int port = (sof_ssp_amp_quirk & SOF_BT_OFFLOAD_SSP_MASK) >>
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SOF_BT_OFFLOAD_SSP_SHIFT;
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links[id].id = id;
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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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goto devm_err;
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links[id].name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-BT", port);
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if (!links[id].name)
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goto devm_err;
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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_playback = 1;
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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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return links;
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devm_err:
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return NULL;
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}
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static int sof_ssp_amp_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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struct sof_card_private *ctx;
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int dmic_be_num = 0, hdmi_num = 0;
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int ret, ssp_codec;
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ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
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if (!ctx)
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return -ENOMEM;
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if (pdev->id_entry && pdev->id_entry->driver_data)
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sof_ssp_amp_quirk = (unsigned long)pdev->id_entry->driver_data;
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mach = pdev->dev.platform_data;
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if (dmi_check_system(chromebook_platforms) || mach->mach_params.dmic_num > 0)
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dmic_be_num = 2;
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ssp_codec = sof_ssp_amp_quirk & SOF_AMPLIFIER_SSP_MASK;
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/* set number of dai links */
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sof_ssp_amp_card.num_links = 1 + dmic_be_num;
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if (sof_ssp_amp_quirk & SOF_SSP_HDMI_CAPTURE_PRESENT)
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sof_ssp_amp_card.num_links += (sof_ssp_amp_quirk & SOF_NO_OF_HDMI_CAPTURE_SSP_MASK) >>
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SOF_NO_OF_HDMI_CAPTURE_SSP_SHIFT;
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if (sof_ssp_amp_quirk & SOF_HDMI_PLAYBACK_PRESENT) {
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hdmi_num = (sof_ssp_amp_quirk & SOF_NO_OF_HDMI_PLAYBACK_MASK) >>
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SOF_NO_OF_HDMI_PLAYBACK_SHIFT;
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/* default number of HDMI DAI's */
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if (!hdmi_num)
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hdmi_num = 3;
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if (mach->mach_params.codec_mask & IDISP_CODEC_MASK)
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ctx->idisp_codec = true;
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sof_ssp_amp_card.num_links += hdmi_num;
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}
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if (sof_ssp_amp_quirk & SOF_SSP_BT_OFFLOAD_PRESENT)
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sof_ssp_amp_card.num_links++;
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dai_links = sof_card_dai_links_create(&pdev->dev, ssp_codec, dmic_be_num, hdmi_num, ctx->idisp_codec);
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if (!dai_links)
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return -ENOMEM;
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sof_ssp_amp_card.dai_link = dai_links;
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/* update codec_conf */
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if (sof_ssp_amp_quirk & SOF_CS35L41_SPEAKER_AMP_PRESENT) {
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cs35l41_set_codec_conf(&sof_ssp_amp_card);
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}
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INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
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sof_ssp_amp_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_ssp_amp_card,
|
|
mach->mach_params.platform);
|
|
if (ret)
|
|
return ret;
|
|
|
|
ctx->common_hdmi_codec_drv = mach->mach_params.common_hdmi_codec_drv;
|
|
|
|
snd_soc_card_set_drvdata(&sof_ssp_amp_card, ctx);
|
|
|
|
return devm_snd_soc_register_card(&pdev->dev, &sof_ssp_amp_card);
|
|
}
|
|
|
|
static const struct platform_device_id board_ids[] = {
|
|
{
|
|
.name = "sof_ssp_amp",
|
|
},
|
|
{
|
|
.name = "tgl_rt1308_hdmi_ssp",
|
|
.driver_data = (kernel_ulong_t)(SOF_AMPLIFIER_SSP(2) |
|
|
SOF_NO_OF_HDMI_CAPTURE_SSP(2) |
|
|
SOF_HDMI_CAPTURE_1_SSP(1) |
|
|
SOF_HDMI_CAPTURE_2_SSP(5) |
|
|
SOF_SSP_HDMI_CAPTURE_PRESENT |
|
|
SOF_RT1308_SPEAKER_AMP_PRESENT),
|
|
},
|
|
{
|
|
.name = "adl_cs35l41",
|
|
.driver_data = (kernel_ulong_t)(SOF_AMPLIFIER_SSP(1) |
|
|
SOF_NO_OF_HDMI_PLAYBACK(4) |
|
|
SOF_HDMI_PLAYBACK_PRESENT |
|
|
SOF_BT_OFFLOAD_SSP(2) |
|
|
SOF_SSP_BT_OFFLOAD_PRESENT |
|
|
SOF_CS35L41_SPEAKER_AMP_PRESENT),
|
|
},
|
|
{
|
|
.name = "adl_lt6911_hdmi_ssp",
|
|
.driver_data = (kernel_ulong_t)(SOF_NO_OF_HDMI_CAPTURE_SSP(2) |
|
|
SOF_HDMI_CAPTURE_1_SSP(0) |
|
|
SOF_HDMI_CAPTURE_2_SSP(2) |
|
|
SOF_SSP_HDMI_CAPTURE_PRESENT |
|
|
SOF_NO_OF_HDMI_PLAYBACK(3) |
|
|
SOF_HDMI_PLAYBACK_PRESENT),
|
|
},
|
|
{ }
|
|
};
|
|
MODULE_DEVICE_TABLE(platform, board_ids);
|
|
|
|
static struct platform_driver sof_ssp_amp_driver = {
|
|
.probe = sof_ssp_amp_probe,
|
|
.driver = {
|
|
.name = "sof_ssp_amp",
|
|
.pm = &snd_soc_pm_ops,
|
|
},
|
|
.id_table = board_ids,
|
|
};
|
|
module_platform_driver(sof_ssp_amp_driver);
|
|
|
|
MODULE_DESCRIPTION("ASoC Intel(R) SOF Amplifier Machine driver");
|
|
MODULE_AUTHOR("Balamurugan C <balamurugan.c@intel.com>");
|
|
MODULE_AUTHOR("Brent Lu <brent.lu@intel.com>");
|
|
MODULE_LICENSE("GPL");
|