From: Brent Lu brent.lu@intel.com
Create a new module to host common functions for machine drivers. This patch supports Intel HDMI DAI link initialization.
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 --- sound/soc/intel/boards/Kconfig | 3 + sound/soc/intel/boards/Makefile | 3 + sound/soc/intel/boards/sof_board_helpers.c | 112 +++++++++++++++++++++ sound/soc/intel/boards/sof_board_helpers.h | 54 ++++++++++ 4 files changed, 172 insertions(+) create mode 100644 sound/soc/intel/boards/sof_board_helpers.c create mode 100644 sound/soc/intel/boards/sof_board_helpers.h
diff --git a/sound/soc/intel/boards/Kconfig b/sound/soc/intel/boards/Kconfig index d67867ce4c74..08569e0fc4a2 100644 --- a/sound/soc/intel/boards/Kconfig +++ b/sound/soc/intel/boards/Kconfig @@ -44,6 +44,9 @@ config SND_SOC_INTEL_SOF_NUVOTON_COMMON config SND_SOC_INTEL_SOF_SSP_COMMON tristate
+config SND_SOC_INTEL_SOF_BOARD_HELPERS + tristate + if SND_SOC_INTEL_CATPT
config SND_SOC_INTEL_HASWELL_MACH diff --git a/sound/soc/intel/boards/Makefile b/sound/soc/intel/boards/Makefile index ae78e4aa69fc..943bf8b80e01 100644 --- a/sound/soc/intel/boards/Makefile +++ b/sound/soc/intel/boards/Makefile @@ -102,3 +102,6 @@ obj-$(CONFIG_SND_SOC_INTEL_SOF_NUVOTON_COMMON) += snd-soc-intel-sof-nuvoton-comm
snd-soc-intel-sof-ssp-common-objs += sof_ssp_common.o obj-$(CONFIG_SND_SOC_INTEL_SOF_SSP_COMMON) += snd-soc-intel-sof-ssp-common.o + +snd-soc-intel-sof-board-helpers-objs += sof_board_helpers.o +obj-$(CONFIG_SND_SOC_INTEL_SOF_BOARD_HELPERS) += snd-soc-intel-sof-board-helpers.o diff --git a/sound/soc/intel/boards/sof_board_helpers.c b/sound/soc/intel/boards/sof_board_helpers.c new file mode 100644 index 000000000000..627742ce84bd --- /dev/null +++ b/sound/soc/intel/boards/sof_board_helpers.c @@ -0,0 +1,112 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright(c) 2023 Intel Corporation. All rights reserved. + +#include <sound/soc.h> +#include "hda_dsp_common.h" +#include "sof_board_helpers.h" + +/* + * Intel HDMI DAI Link + */ +static int hdmi_init(struct snd_soc_pcm_runtime *rtd) +{ + struct sof_card_private *ctx = snd_soc_card_get_drvdata(rtd->card); + struct snd_soc_dai *dai = snd_soc_rtd_to_codec(rtd, 0); + + ctx->hdmi.hdmi_comp = dai->component; + + return 0; +} + +int sof_intel_board_card_late_probe(struct snd_soc_card *card) +{ + struct sof_card_private *ctx = snd_soc_card_get_drvdata(card); + + if (!ctx->hdmi_num) + return 0; + + if (!ctx->hdmi.idisp_codec) + return 0; + + if (!ctx->hdmi.hdmi_comp) + return -EINVAL; + + return hda_dsp_hdmi_build_controls(card, ctx->hdmi.hdmi_comp); +} +EXPORT_SYMBOL_NS(sof_intel_board_card_late_probe, SND_SOC_INTEL_SOF_BOARD_HELPERS); + +/* + * DAI Link Helpers + */ +static struct snd_soc_dai_link_component platform_component[] = { + { + /* name might be overridden during probe */ + .name = "0000:00:1f.3" + } +}; + +int sof_intel_board_set_intel_hdmi_link(struct device *dev, + struct snd_soc_dai_link *link, int be_id, + int hdmi_id, bool idisp_codec) +{ + struct snd_soc_dai_link_component *cpus, *codecs; + + dev_dbg(dev, "link %d: intel hdmi, hdmi id %d, idisp codec %d\n", + be_id, hdmi_id, idisp_codec); + + /* link name */ + link->name = devm_kasprintf(dev, GFP_KERNEL, "iDisp%d", hdmi_id); + if (!link->name) + return -ENOMEM; + + /* cpus */ + cpus = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link_component), + GFP_KERNEL); + if (!cpus) + return -ENOMEM; + + cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, "iDisp%d Pin", hdmi_id); + if (!cpus->dai_name) + return -ENOMEM; + + link->cpus = cpus; + link->num_cpus = 1; + + /* codecs */ + if (idisp_codec) { + codecs = devm_kzalloc(dev, + sizeof(struct snd_soc_dai_link_component), + GFP_KERNEL); + if (!codecs) + return -ENOMEM; + + codecs->name = "ehdaudio0D2"; + codecs->dai_name = devm_kasprintf(dev, GFP_KERNEL, + "intel-hdmi-hifi%d", hdmi_id); + if (!codecs->dai_name) + return -ENOMEM; + + link->codecs = codecs; + } else { + link->codecs = &snd_soc_dummy_dlc; + } + link->num_codecs = 1; + + /* platforms */ + link->platforms = platform_component; + link->num_platforms = ARRAY_SIZE(platform_component); + + link->id = be_id; + link->init = (hdmi_id == 1) ? hdmi_init : NULL; + link->no_pcm = 1; + link->dpcm_playback = 1; + + return 0; +} +EXPORT_SYMBOL_NS(sof_intel_board_set_intel_hdmi_link, SND_SOC_INTEL_SOF_BOARD_HELPERS); + +MODULE_DESCRIPTION("ASoC Intel SOF Machine Driver Board Helpers"); +MODULE_AUTHOR("Brent Lu brent.lu@intel.com"); +MODULE_LICENSE("GPL"); +MODULE_IMPORT_NS(SND_SOC_INTEL_HDA_DSP_COMMON); diff --git a/sound/soc/intel/boards/sof_board_helpers.h b/sound/soc/intel/boards/sof_board_helpers.h new file mode 100644 index 000000000000..7a15ddaa3a2c --- /dev/null +++ b/sound/soc/intel/boards/sof_board_helpers.h @@ -0,0 +1,54 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright(c) 2023 Intel Corporation. + */ + +#ifndef __SOF_INTEL_BOARD_HELPERS_H +#define __SOF_INTEL_BOARD_HELPERS_H + +#include <sound/soc.h> +#include "sof_hdmi_common.h" +#include "sof_ssp_common.h" + +/* + * sof_rt5682_private: private data for rt5682 machine driver + * + * @mclk: mclk clock data + * @is_legacy_cpu: true for BYT/CHT boards + */ +struct sof_rt5682_private { + struct clk *mclk; + bool is_legacy_cpu; +}; + +/* + * sof_card_private: common data for machine drivers + * + * @headset_jack: headset jack data + * @hdmi: init data for hdmi dai link + * @codec_type: type of headset codec + * @amp_type: type of speaker amplifier + * @hdmi_num: number of Intel HDMI BE link + * @rt5682: private data for rt5682 machine driver + */ +struct sof_card_private { + struct snd_soc_jack headset_jack; + struct sof_hdmi_private hdmi; + + enum sof_ssp_codec codec_type; + enum sof_ssp_codec amp_type; + + int hdmi_num; + + union { + struct sof_rt5682_private rt5682; + }; +}; + +int sof_intel_board_card_late_probe(struct snd_soc_card *card); + +int sof_intel_board_set_intel_hdmi_link(struct device *dev, + struct snd_soc_dai_link *link, int be_id, + int hdmi_id, bool idisp_codec); + +#endif /* __SOF_INTEL_BOARD_HELPERS_H */