diff options
Diffstat (limited to 'sound/soc/intel/boards/sof_ssp_amp.c')
| -rw-r--r-- | sound/soc/intel/boards/sof_ssp_amp.c | 245 |
1 files changed, 245 insertions, 0 deletions
diff --git a/sound/soc/intel/boards/sof_ssp_amp.c b/sound/soc/intel/boards/sof_ssp_amp.c new file mode 100644 index 000000000000..729c0cd7c19c --- /dev/null +++ b/sound/soc/intel/boards/sof_ssp_amp.c @@ -0,0 +1,245 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright(c) 2022 Intel Corporation + +/* + * sof_ssp_amp.c - ASoc Machine driver for Intel platforms + * with RT1308/CS35L41 codec. + */ + +#include <linux/acpi.h> +#include <linux/delay.h> +#include <linux/dmi.h> +#include <linux/module.h> +#include <linux/platform_device.h> +#include <sound/core.h> +#include <sound/jack.h> +#include <sound/pcm.h> +#include <sound/pcm_params.h> +#include <sound/sof.h> +#include "sof_board_helpers.h" +#include "sof_realtek_common.h" +#include "sof_cirrus_common.h" + +/* Driver-specific board quirks: from bit 0 to 7 */ +#define SOF_HDMI_PLAYBACK_PRESENT BIT(0) + +/* Default: SSP2 */ +static unsigned long sof_ssp_amp_quirk = SOF_SSP_PORT_AMP(2); + +static const struct dmi_system_id chromebook_platforms[] = { + { + .ident = "Google Chromebooks", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Google"), + } + }, + {}, +}; + +static int sof_card_late_probe(struct snd_soc_card *card) +{ + return sof_intel_board_card_late_probe(card); +} + +static struct snd_soc_card sof_ssp_amp_card = { + .name = "ssp_amp", + .owner = THIS_MODULE, + .fully_routed = true, + .late_probe = sof_card_late_probe, +}; + +/* BE ID defined in sof-tgl-rt1308-hdmi-ssp.m4 */ +#define HDMI_IN_BE_ID 0 +#define SPK_BE_ID 2 +#define DMIC01_BE_ID 3 +#define INTEL_HDMI_BE_ID 5 +/* extra BE links to support no-hdmi-in boards */ +#define DMIC16K_BE_ID 4 +#define BT_OFFLOAD_BE_ID 8 + +#define SSP_AMP_LINK_ORDER SOF_LINK_ORDER(SOF_LINK_HDMI_IN, \ + SOF_LINK_AMP, \ + SOF_LINK_DMIC01, \ + SOF_LINK_DMIC16K, \ + SOF_LINK_IDISP_HDMI, \ + SOF_LINK_BT_OFFLOAD, \ + SOF_LINK_NONE) + +#define SSP_AMP_LINK_IDS SOF_LINK_ORDER(HDMI_IN_BE_ID, \ + SPK_BE_ID, \ + DMIC01_BE_ID, \ + DMIC16K_BE_ID, \ + INTEL_HDMI_BE_ID, \ + BT_OFFLOAD_BE_ID, \ + 0) + +static int +sof_card_dai_links_create(struct device *dev, struct snd_soc_card *card, + struct sof_card_private *ctx) +{ + int ret; + + ret = sof_intel_board_set_dai_link(dev, card, ctx); + if (ret) + return ret; + + if (ctx->amp_type == CODEC_NONE) + return 0; + + if (!ctx->amp_link) { + dev_err(dev, "amp link not available"); + return -EINVAL; + } + + /* codec-specific fields for speaker amplifier */ + switch (ctx->amp_type) { + case CODEC_CS35L41: + cs35l41_set_dai_link(ctx->amp_link); + break; + case CODEC_RT1308: + sof_rt1308_dai_link(ctx->amp_link); + break; + default: + dev_err(dev, "invalid amp type %d\n", ctx->amp_type); + return -EINVAL; + } + + return 0; +} + +static int sof_ssp_amp_probe(struct platform_device *pdev) +{ + struct snd_soc_acpi_mach *mach = pdev->dev.platform_data; + struct sof_card_private *ctx; + int ret; + + if (pdev->id_entry && pdev->id_entry->driver_data) + sof_ssp_amp_quirk = (unsigned long)pdev->id_entry->driver_data; + + dev_dbg(&pdev->dev, "sof_ssp_amp_quirk = %lx\n", sof_ssp_amp_quirk); + + /* initialize ctx with board quirk */ + ctx = sof_intel_board_get_ctx(&pdev->dev, sof_ssp_amp_quirk); + if (!ctx) + return -ENOMEM; + + if (!dmi_check_system(chromebook_platforms) && + (mach->mach_params.dmic_num == 0)) + ctx->dmic_be_num = 0; + + if (sof_ssp_amp_quirk & SOF_HDMI_PLAYBACK_PRESENT) { + if (mach->mach_params.codec_mask & IDISP_CODEC_MASK) + ctx->hdmi.idisp_codec = true; + } else { + ctx->hdmi_num = 0; + } + + ctx->link_order_overwrite = SSP_AMP_LINK_ORDER; + + if (ctx->ssp_mask_hdmi_in) { + /* the topology supports HDMI-IN uses fixed BE ID for DAI links */ + ctx->link_id_overwrite = SSP_AMP_LINK_IDS; + } + + /* update dai_link */ + ret = sof_card_dai_links_create(&pdev->dev, &sof_ssp_amp_card, ctx); + if (ret) + return ret; + + /* update codec_conf */ + switch (ctx->amp_type) { + case CODEC_CS35L41: + cs35l41_set_codec_conf(&sof_ssp_amp_card); + break; + case CODEC_RT1308: + case CODEC_NONE: + /* no codec conf required */ + break; + default: + dev_err(&pdev->dev, "invalid amp type %d\n", ctx->amp_type); + return -EINVAL; + } + + sof_ssp_amp_card.dev = &pdev->dev; + + /* set platform name for each dailink */ + ret = snd_soc_fixup_dai_links_platform_name(&sof_ssp_amp_card, + mach->mach_params.platform); + if (ret) + return ret; + + 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_SSP_PORT_AMP(2) | + SOF_SSP_MASK_HDMI_CAPTURE(0x22)), + /* SSP 1 and SSP 5 are used for HDMI IN */ + }, + { + .name = "adl_cs35l41", + .driver_data = (kernel_ulong_t)(SOF_SSP_PORT_AMP(1) | + SOF_NUM_IDISP_HDMI(4) | + SOF_HDMI_PLAYBACK_PRESENT | + SOF_SSP_PORT_BT_OFFLOAD(2) | + SOF_BT_OFFLOAD_PRESENT), + }, + { + .name = "adl_lt6911_hdmi_ssp", + .driver_data = (kernel_ulong_t)(SOF_SSP_MASK_HDMI_CAPTURE(0x5) | + /* SSP 0 and SSP 2 are used for HDMI IN */ + SOF_HDMI_PLAYBACK_PRESENT), + }, + { + .name = "rpl_lt6911_hdmi_ssp", + .driver_data = (kernel_ulong_t)(SOF_SSP_MASK_HDMI_CAPTURE(0x5) | + /* SSP 0 and SSP 2 are used for HDMI IN */ + SOF_HDMI_PLAYBACK_PRESENT), + }, + { + .name = "mtl_lt6911_hdmi_ssp", + .driver_data = (kernel_ulong_t)(SOF_SSP_MASK_HDMI_CAPTURE(0x5) | + /* SSP 0 and SSP 2 are used for HDMI IN */ + SOF_HDMI_PLAYBACK_PRESENT), + }, + { + .name = "arl_lt6911_hdmi_ssp", + .driver_data = (kernel_ulong_t)(SOF_SSP_MASK_HDMI_CAPTURE(0x5) | + /* SSP 0 and SSP 2 are used for HDMI IN */ + SOF_HDMI_PLAYBACK_PRESENT), + }, + { + .name = "ptl_lt6911_hdmi_ssp", + .driver_data = (kernel_ulong_t)(SOF_SSP_MASK_HDMI_CAPTURE(0x5) | + /* SSP 0 and SSP 2 are used for HDMI IN */ + 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"); +MODULE_IMPORT_NS("SND_SOC_INTEL_SOF_BOARD_HELPERS"); +MODULE_IMPORT_NS("SND_SOC_INTEL_SOF_REALTEK_COMMON"); +MODULE_IMPORT_NS("SND_SOC_INTEL_SOF_CIRRUS_COMMON"); |