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// SPDX-License-Identifier: GPL-2.0-only
//
// Copyright(c) 2021-2022 Intel Corporation. All rights reserved.
//
// Authors: Cezary Rojewski <cezary.rojewski@intel.com>
// Amadeusz Slawinski <amadeuszx.slawinski@linux.intel.com>
//
#include <linux/acpi.h>
#include <linux/module.h>
#include <linux/dmi.h>
#include <linux/pci.h>
#include <linux/platform_device.h>
#include <sound/hda_codec.h>
#include <sound/hda_register.h>
#include <sound/intel-nhlt.h>
#include <sound/soc-acpi.h>
#include <sound/soc-component.h>
#include "avs.h"
static bool i2s_test;
module_param(i2s_test, bool, 0444);
MODULE_PARM_DESC(i2s_test, "Probe I2S test-board and skip all other I2S boards");
static const struct dmi_system_id kbl_dmi_table[] = {
{
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
DMI_MATCH(DMI_BOARD_NAME, "Skylake Y LPDDR3 RVP3"),
},
},
{
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
DMI_MATCH(DMI_BOARD_NAME, "AmberLake Y"),
},
},
{}
};
static const struct dmi_system_id kblr_dmi_table[] = {
{
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
DMI_MATCH(DMI_BOARD_NAME, "Kabylake R DDR4 RVP"),
},
},
{}
};
static struct snd_soc_acpi_mach *dmi_match_quirk(void *arg)
{
struct snd_soc_acpi_mach *mach = arg;
const struct dmi_system_id *dmi_id;
struct dmi_system_id *dmi_table;
if (mach->quirk_data == NULL)
return mach;
dmi_table = (struct dmi_system_id *)mach->quirk_data;
dmi_id = dmi_first_match(dmi_table);
if (!dmi_id)
return NULL;
return mach;
}
#define AVS_SSP(x) (BIT(x))
#define AVS_SSP_RANGE(a, b) (GENMASK(b, a))
/* supported I2S board codec configurations */
static struct snd_soc_acpi_mach avs_skl_i2s_machines[] = {
{
.id = "INT343A",
.drv_name = "avs_rt286",
.mach_params = {
.i2s_link_mask = AVS_SSP(0),
},
.tplg_filename = "rt286-tplg.bin",
},
{
.id = "10508825",
.drv_name = "avs_nau8825",
.mach_params = {
.i2s_link_mask = AVS_SSP(1),
},
.tplg_filename = "nau8825-tplg.bin",
},
{
.id = "INT343B",
.drv_name = "avs_ssm4567",
.mach_params = {
.i2s_link_mask = AVS_SSP(0),
},
.tplg_filename = "ssm4567-tplg.bin",
},
{
.id = "MX98357A",
.drv_name = "avs_max98357a",
.mach_params = {
.i2s_link_mask = AVS_SSP(0),
},
.tplg_filename = "max98357a-tplg.bin",
},
{},
};
static struct snd_soc_acpi_mach avs_kbl_i2s_machines[] = {
{
.id = "INT343A",
.drv_name = "avs_rt286",
.mach_params = {
.i2s_link_mask = AVS_SSP(0),
},
.quirk_data = &kbl_dmi_table,
.machine_quirk = dmi_match_quirk,
.tplg_filename = "rt286-tplg.bin",
},
{
.id = "INT343A",
.drv_name = "avs_rt298",
.mach_params = {
.i2s_link_mask = AVS_SSP(0),
},
.quirk_data = &kblr_dmi_table,
.machine_quirk = dmi_match_quirk,
.tplg_filename = "rt298-tplg.bin",
},
{
.id = "MX98927",
.drv_name = "avs_max98927",
.mach_params = {
.i2s_link_mask = AVS_SSP(0),
},
.tplg_filename = "max98927-tplg.bin",
},
{
.id = "10EC5514",
.drv_name = "avs_rt5514",
.mach_params = {
.i2s_link_mask = AVS_SSP(0),
},
.pdata = (unsigned long[]){ 0x2, 0, 0, 0, 0, 0 }, /* SSP0 TDMs */
.tplg_filename = "rt5514-tplg.bin",
},
{
.id = "10EC5663",
.drv_name = "avs_rt5663",
.mach_params = {
.i2s_link_mask = AVS_SSP(1),
},
.tplg_filename = "rt5663-tplg.bin",
},
{
.id = "MX98373",
.drv_name = "avs_max98373",
.mach_params = {
.i2s_link_mask = AVS_SSP(0),
},
.tplg_filename = "max98373-tplg.bin",
},
{
.id = "MX98357A",
.drv_name = "avs_max98357a",
.mach_params = {
.i2s_link_mask = AVS_SSP(0),
},
.tplg_filename = "max98357a-tplg.bin",
},
{
.id = "DLGS7219",
.drv_name = "avs_da7219",
.mach_params = {
.i2s_link_mask = AVS_SSP(1),
},
.tplg_filename = "da7219-tplg.bin",
},
{
.id = "ESSX8336",
.drv_name = "avs_es8336",
.mach_params = {
.i2s_link_mask = AVS_SSP(0),
},
.tplg_filename = "es8336-tplg.bin",
},
{},
};
static struct snd_soc_acpi_mach avs_apl_i2s_machines[] = {
{
.id = "INT343A",
.drv_name = "avs_rt298",
.mach_params = {
.i2s_link_mask = AVS_SSP(5),
},
.tplg_filename = "rt298-tplg.bin",
},
{
.id = "INT34C3",
.drv_name = "avs_tdf8532",
.mach_params = {
.i2s_link_mask = AVS_SSP_RANGE(0, 5),
},
.pdata = (unsigned long[]){ 0x1, 0x1, 0x14, 0x1, 0x1, 0x1 }, /* SSP2 TDMs */
.tplg_filename = "tdf8532-tplg.bin",
},
{
.id = "MX98357A",
.drv_name = "avs_max98357a",
.mach_params = {
.i2s_link_mask = AVS_SSP(5),
},
.tplg_filename = "max98357a-tplg.bin",
},
{
.id = "DLGS7219",
.drv_name = "avs_da7219",
.mach_params = {
.i2s_link_mask = AVS_SSP(1),
},
.tplg_filename = "da7219-tplg.bin",
},
{},
};
static struct snd_soc_acpi_mach avs_gml_i2s_machines[] = {
{
.id = "INT343A",
.drv_name = "avs_rt298",
.mach_params = {
.i2s_link_mask = AVS_SSP(2),
},
.tplg_filename = "rt298-tplg.bin",
},
{},
};
static struct snd_soc_acpi_mach avs_test_i2s_machines[] = {
{
.drv_name = "avs_i2s_test",
.mach_params = {
.i2s_link_mask = AVS_SSP(0),
},
.tplg_filename = "i2s-test-tplg.bin",
},
{
.drv_name = "avs_i2s_test",
.mach_params = {
.i2s_link_mask = AVS_SSP(1),
},
.tplg_filename = "i2s-test-tplg.bin",
},
{
.drv_name = "avs_i2s_test",
.mach_params = {
.i2s_link_mask = AVS_SSP(2),
},
.tplg_filename = "i2s-test-tplg.bin",
},
{
.drv_name = "avs_i2s_test",
.mach_params = {
.i2s_link_mask = AVS_SSP(3),
},
.tplg_filename = "i2s-test-tplg.bin",
},
{
.drv_name = "avs_i2s_test",
.mach_params = {
.i2s_link_mask = AVS_SSP(4),
},
.tplg_filename = "i2s-test-tplg.bin",
},
{
.drv_name = "avs_i2s_test",
.mach_params = {
.i2s_link_mask = AVS_SSP(5),
},
.tplg_filename = "i2s-test-tplg.bin",
},
/* no NULL terminator, as we depend on ARRAY SIZE due to .id == NULL */
};
struct avs_acpi_boards {
int id;
struct snd_soc_acpi_mach *machs;
};
#define AVS_MACH_ENTRY(_id, _mach) \
{ .id = PCI_DEVICE_ID_INTEL_##_id, .machs = (_mach), }
/* supported I2S boards per platform */
static const struct avs_acpi_boards i2s_boards[] = {
AVS_MACH_ENTRY(HDA_SKL_LP, avs_skl_i2s_machines),
AVS_MACH_ENTRY(HDA_KBL_LP, avs_kbl_i2s_machines),
AVS_MACH_ENTRY(HDA_APL, avs_apl_i2s_machines),
AVS_MACH_ENTRY(HDA_GML, avs_gml_i2s_machines),
{},
};
static const struct avs_acpi_boards *avs_get_i2s_boards(struct avs_dev *adev)
{
int id, i;
id = adev->base.pci->device;
for (i = 0; i < ARRAY_SIZE(i2s_boards); i++)
if (i2s_boards[i].id == id)
return &i2s_boards[i];
return NULL;
}
/* platform devices owned by AVS audio are removed with this hook */
static void board_pdev_unregister(void *data)
{
platform_device_unregister(data);
}
static int __maybe_unused avs_register_probe_board(struct avs_dev *adev)
{
struct platform_device *board;
struct snd_soc_acpi_mach mach = {{0}};
int ret;
ret = avs_probe_platform_register(adev, "probe-platform");
if (ret < 0)
return ret;
mach.mach_params.platform = "probe-platform";
board = platform_device_register_data(NULL, "avs_probe_mb", PLATFORM_DEVID_NONE,
(const void *)&mach, sizeof(mach));
if (IS_ERR(board)) {
dev_err(adev->dev, "probe board register failed\n");
return PTR_ERR(board);
}
ret = devm_add_action(adev->dev, board_pdev_unregister, board);
if (ret < 0) {
platform_device_unregister(board);
return ret;
}
return 0;
}
static int avs_register_dmic_board(struct avs_dev *adev)
{
struct platform_device *codec, *board;
struct snd_soc_acpi_mach mach = {{0}};
int ret;
if (!adev->nhlt ||
!intel_nhlt_has_endpoint_type(adev->nhlt, NHLT_LINK_DMIC)) {
dev_dbg(adev->dev, "no DMIC endpoints present\n");
return 0;
}
codec = platform_device_register_simple("dmic-codec", PLATFORM_DEVID_NONE, NULL, 0);
if (IS_ERR(codec)) {
dev_err(adev->dev, "dmic codec register failed\n");
return PTR_ERR(codec);
}
ret = devm_add_action(adev->dev, board_pdev_unregister, codec);
if (ret < 0) {
platform_device_unregister(codec);
return ret;
}
ret = avs_dmic_platform_register(adev, "dmic-platform");
if (ret < 0)
return ret;
mach.tplg_filename = "dmic-tplg.bin";
mach.mach_params.platform = "dmic-platform";
board = platform_device_register_data(NULL, "avs_dmic", PLATFORM_DEVID_NONE,
(const void *)&mach, sizeof(mach));
if (IS_ERR(board)) {
dev_err(adev->dev, "dmic board register failed\n");
return PTR_ERR(board);
}
ret = devm_add_action(adev->dev, board_pdev_unregister, board);
if (ret < 0) {
platform_device_unregister(board);
return ret;
}
return 0;
}
static int avs_register_i2s_board(struct avs_dev *adev, struct snd_soc_acpi_mach *mach)
{
struct platform_device *board;
int num_ssps;
char *name;
int ret;
num_ssps = adev->hw_cfg.i2s_caps.ctrl_count;
if (fls(mach->mach_params.i2s_link_mask) > num_ssps) {
dev_err(adev->dev, "Platform supports %d SSPs but board %s requires SSP%ld\n",
num_ssps, mach->drv_name,
(unsigned long)__fls(mach->mach_params.i2s_link_mask));
return -ENODEV;
}
name = devm_kasprintf(adev->dev, GFP_KERNEL, "%s.%d-platform", mach->drv_name,
mach->mach_params.i2s_link_mask);
if (!name)
return -ENOMEM;
ret = avs_i2s_platform_register(adev, name, mach->mach_params.i2s_link_mask, mach->pdata);
if (ret < 0)
return ret;
mach->mach_params.platform = name;
board = platform_device_register_data(NULL, mach->drv_name, mach->mach_params.i2s_link_mask,
(const void *)mach, sizeof(*mach));
if (IS_ERR(board)) {
dev_err(adev->dev, "ssp board register failed\n");
return PTR_ERR(board);
}
ret = devm_add_action(adev->dev, board_pdev_unregister, board);
if (ret < 0) {
platform_device_unregister(board);
return ret;
}
return 0;
}
static int avs_register_i2s_boards(struct avs_dev *adev)
{
const struct avs_acpi_boards *boards;
struct snd_soc_acpi_mach *mach;
int ret;
if (!adev->nhlt || !intel_nhlt_has_endpoint_type(adev->nhlt, NHLT_LINK_SSP)) {
dev_dbg(adev->dev, "no I2S endpoints present\n");
return 0;
}
if (i2s_test) {
int i, num_ssps;
num_ssps = adev->hw_cfg.i2s_caps.ctrl_count;
/* constrain just in case FW says there can be more SSPs than possible */
num_ssps = min_t(int, ARRAY_SIZE(avs_test_i2s_machines), num_ssps);
mach = avs_test_i2s_machines;
for (i = 0; i < num_ssps; i++) {
ret = avs_register_i2s_board(adev, &mach[i]);
if (ret < 0)
dev_warn(adev->dev, "register i2s %s failed: %d\n", mach->drv_name,
ret);
}
return 0;
}
boards = avs_get_i2s_boards(adev);
if (!boards) {
dev_dbg(adev->dev, "no I2S endpoints supported\n");
return 0;
}
for (mach = boards->machs; mach->id[0]; mach++) {
if (!acpi_dev_present(mach->id, mach->uid, -1))
continue;
if (mach->machine_quirk)
if (!mach->machine_quirk(mach))
continue;
ret = avs_register_i2s_board(adev, mach);
if (ret < 0)
dev_warn(adev->dev, "register i2s %s failed: %d\n", mach->drv_name, ret);
}
return 0;
}
static int avs_register_hda_board(struct avs_dev *adev, struct hda_codec *codec)
{
struct snd_soc_acpi_mach mach = {{0}};
struct platform_device *board;
struct hdac_device *hdev = &codec->core;
char *pname;
int ret, id;
pname = devm_kasprintf(adev->dev, GFP_KERNEL, "%s-platform", dev_name(&hdev->dev));
if (!pname)
return -ENOMEM;
ret = avs_hda_platform_register(adev, pname);
if (ret < 0)
return ret;
mach.pdata = codec;
mach.mach_params.platform = pname;
mach.tplg_filename = devm_kasprintf(adev->dev, GFP_KERNEL, "hda-%08x-tplg.bin",
hdev->vendor_id);
if (!mach.tplg_filename)
return -ENOMEM;
id = adev->base.core.idx * HDA_MAX_CODECS + hdev->addr;
board = platform_device_register_data(NULL, "avs_hdaudio", id, (const void *)&mach,
sizeof(mach));
if (IS_ERR(board)) {
dev_err(adev->dev, "hda board register failed\n");
return PTR_ERR(board);
}
ret = devm_add_action(adev->dev, board_pdev_unregister, board);
if (ret < 0) {
platform_device_unregister(board);
return ret;
}
return 0;
}
static int avs_register_hda_boards(struct avs_dev *adev)
{
struct hdac_bus *bus = &adev->base.core;
struct hdac_device *hdev;
int ret;
if (!bus->num_codecs) {
dev_dbg(adev->dev, "no HDA endpoints present\n");
return 0;
}
list_for_each_entry(hdev, &bus->codec_list, list) {
struct hda_codec *codec;
codec = dev_to_hda_codec(&hdev->dev);
ret = avs_register_hda_board(adev, codec);
if (ret < 0)
dev_warn(adev->dev, "register hda-%08x failed: %d\n",
codec->core.vendor_id, ret);
}
return 0;
}
int avs_register_all_boards(struct avs_dev *adev)
{
int ret;
#ifdef CONFIG_DEBUG_FS
ret = avs_register_probe_board(adev);
if (ret < 0)
dev_warn(adev->dev, "enumerate PROBE endpoints failed: %d\n", ret);
#endif
ret = avs_register_dmic_board(adev);
if (ret < 0)
dev_warn(adev->dev, "enumerate DMIC endpoints failed: %d\n",
ret);
ret = avs_register_i2s_boards(adev);
if (ret < 0)
dev_warn(adev->dev, "enumerate I2S endpoints failed: %d\n",
ret);
ret = avs_register_hda_boards(adev);
if (ret < 0)
dev_warn(adev->dev, "enumerate HDA endpoints failed: %d\n",
ret);
return 0;
}
void avs_unregister_all_boards(struct avs_dev *adev)
{
snd_soc_unregister_component(adev->dev);
}