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zircon-guest/third_party/linux/refs/heads/linux-7.3.y/./sound/soc/sof/intel/hda.c
blob: 4dbba9186b29d45ba0a10adaac34c41aa1b6b765 [file] [edit]
// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
//
// This file is provided under a dual BSD/GPLv2 license. When using or
// redistributing this file, you may do so under either license.
//
// Copyright(c) 2018 Intel Corporation
//
// Authors: Liam Girdwood <liam.r.girdwood@linux.intel.com>
// Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
// Rander Wang <rander.wang@intel.com>
// Keyon Jie <yang.jie@linux.intel.com>
//
/*
* Hardware interface for generic Intel audio DSP HDA IP
*/
#include <sound/hdaudio_ext.h>
#include <sound/hda_register.h>
#include <linux/acpi.h>
#include <linux/debugfs.h>
#include <linux/module.h>
#include <linux/soundwire/sdw.h>
#include <linux/soundwire/sdw_intel.h>
#include <sound/intel-dsp-config.h>
#include <sound/intel-nhlt.h>
#include <sound/soc-acpi-intel-ssp-common.h>
#include <sound/soc_sdw_utils.h>
#include <sound/sof.h>
#include <sound/sof/xtensa.h>
#include <sound/hda-mlink.h>
#include "../sof-audio.h"
#include "../sof-pci-dev.h"
#include "../ops.h"
#include "../ipc4-topology.h"
#include "../../intel/common/sof-function-topology-lib.h"
#include "hda.h"
#include <trace/events/sof_intel.h>
#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
#include <sound/soc-acpi-intel-match.h>
#endif
/* platform specific devices */
#include "shim.h"
#if IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE)
/*
* The default for SoundWire clock stop quirks is to power gate the IP
* and do a Bus Reset, this will need to be modified when the DSP
* needs to remain in D0i3 so that the Master does not lose context
* and enumeration is not required on clock restart
*/
static int sdw_clock_stop_quirks = SDW_INTEL_CLK_STOP_BUS_RESET;
module_param(sdw_clock_stop_quirks, int, 0444);
MODULE_PARM_DESC(sdw_clock_stop_quirks, "SOF SoundWire clock stop quirks");
static int sdw_params_stream(struct device *dev,
struct sdw_intel_stream_params_data *params_data)
{
struct snd_soc_dai *d = params_data->dai;
struct snd_soc_dapm_widget *w = snd_soc_dai_get_widget(d, params_data->substream->stream);
struct snd_sof_dai_config_data data = { 0 };
if (!w) {
dev_err(dev, "%s widget not found, check amp link num in the topology\n",
d->name);
return -EINVAL;
}
data.dai_index = (params_data->link_id << 8) | d->id;
data.dai_data = params_data->alh_stream_id;
data.dai_node_id = data.dai_data;
return hda_dai_config(w, SOF_DAI_CONFIG_FLAGS_HW_PARAMS, &data);
}
static int sdw_params_free(struct device *dev, struct sdw_intel_stream_free_data *free_data)
{
struct snd_soc_dai *d = free_data->dai;
struct snd_soc_dapm_widget *w = snd_soc_dai_get_widget(d, free_data->substream->stream);
struct snd_sof_dev *sdev = widget_to_sdev(w);
if (sdev->pdata->ipc_type == SOF_IPC_TYPE_4) {
struct snd_sof_widget *swidget = w->dobj.private;
struct snd_sof_dai *dai = swidget->private;
struct sof_ipc4_copier_data *copier_data;
struct sof_ipc4_copier *ipc4_copier;
ipc4_copier = dai->private;
ipc4_copier->dai_index = 0;
copier_data = &ipc4_copier->data;
/* clear the node ID */
copier_data->gtw_cfg.node_id &= ~SOF_IPC4_NODE_INDEX_MASK;
}
return 0;
}
struct sdw_intel_ops sdw_callback = {
.params_stream = sdw_params_stream,
.free_stream = sdw_params_free,
};
static int sdw_ace2x_params_stream(struct device *dev,
struct sdw_intel_stream_params_data *params_data)
{
return sdw_hda_dai_hw_params(params_data->substream,
params_data->hw_params,
params_data->dai,
params_data->link_id,
params_data->alh_stream_id);
}
static int sdw_ace2x_free_stream(struct device *dev,
struct sdw_intel_stream_free_data *free_data)
{
return sdw_hda_dai_hw_free(free_data->substream,
free_data->dai,
free_data->link_id);
}
static int sdw_ace2x_trigger(struct snd_pcm_substream *substream, int cmd, struct snd_soc_dai *dai)
{
return sdw_hda_dai_trigger(substream, cmd, dai);
}
static struct sdw_intel_ops sdw_ace2x_callback = {
.params_stream = sdw_ace2x_params_stream,
.free_stream = sdw_ace2x_free_stream,
.trigger = sdw_ace2x_trigger,
};
static int hda_sdw_acpi_scan(struct snd_sof_dev *sdev)
{
u32 interface_mask = hda_get_interface_mask(sdev);
struct sof_intel_hda_dev *hdev;
acpi_handle handle;
int ret;
if (!(interface_mask & BIT(SOF_DAI_INTEL_ALH)))
return -EINVAL;
handle = ACPI_HANDLE(sdev->dev);
/* save ACPI info for the probe step */
hdev = sdev->pdata->hw_pdata;
ret = sdw_intel_acpi_scan(handle, &hdev->info);
if (ret < 0)
return -EINVAL;
return 0;
}
static int hda_sdw_probe(struct snd_sof_dev *sdev)
{
const struct sof_intel_dsp_desc *chip;
struct sof_intel_hda_dev *hdev;
struct sdw_intel_res res;
void *sdw;
hdev = sdev->pdata->hw_pdata;
memset(&res, 0, sizeof(res));
chip = get_chip_info(sdev->pdata);
if (chip->hw_ip_version < SOF_INTEL_ACE_2_0) {
res.mmio_base = sdev->bar[HDA_DSP_BAR];
res.hw_ops = &sdw_intel_cnl_hw_ops;
res.shim_base = hdev->desc->sdw_shim_base;
res.alh_base = hdev->desc->sdw_alh_base;
res.ext = false;
res.ops = &sdw_callback;
} else {
/*
* retrieve eml_lock needed to protect shared registers
* in the HDaudio multi-link areas
*/
res.eml_lock = hdac_bus_eml_get_mutex(sof_to_bus(sdev), true,
AZX_REG_ML_LEPTR_ID_SDW);
if (!res.eml_lock)
return -ENODEV;
res.mmio_base = sdev->bar[HDA_DSP_HDA_BAR];
/*
* the SHIM and SoundWire register offsets are link-specific
* and will be determined when adding auxiliary devices
*/
res.hw_ops = &sdw_intel_lnl_hw_ops;
res.ext = true;
res.ops = &sdw_ace2x_callback;
/* ACE3+ supports microphone privacy */
if (chip->hw_ip_version >= SOF_INTEL_ACE_3_0)
res.mic_privacy = true;
}
res.irq = sdev->ipc_irq;
res.handle = hdev->info.handle;
res.parent = sdev->dev;
res.dev = sdev->dev;
res.clock_stop_quirks = sdw_clock_stop_quirks;
res.hbus = sof_to_bus(sdev);
/*
* ops and arg fields are not populated for now,
* they will be needed when the DAI callbacks are
* provided
*/
/* we could filter links here if needed, e.g for quirks */
res.count = hdev->info.count;
res.link_mask = hdev->info.link_mask;
sdw = sdw_intel_probe(&res);
if (!sdw) {
dev_err(sdev->dev, "error: SoundWire probe failed\n");
return -EINVAL;
}
/* save context */
hdev->sdw = sdw;
return 0;
}
int hda_sdw_startup(struct snd_sof_dev *sdev)
{
struct sof_intel_hda_dev *hdev;
struct snd_sof_pdata *pdata = sdev->pdata;
int ret;
hdev = sdev->pdata->hw_pdata;
if (!hdev->sdw)
return 0;
if (pdata->machine && !pdata->machine->mach_params.link_mask)
return 0;
ret = hda_sdw_check_lcount(sdev);
if (ret < 0)
return ret;
return sdw_intel_startup(hdev->sdw);
}
EXPORT_SYMBOL_NS(hda_sdw_startup, "SND_SOC_SOF_INTEL_HDA_GENERIC");
static int hda_sdw_exit(struct snd_sof_dev *sdev)
{
struct sof_intel_hda_dev *hdev;
hdev = sdev->pdata->hw_pdata;
if (hdev->sdw)
sdw_intel_exit(hdev->sdw);
hdev->sdw = NULL;
hda_sdw_int_enable(sdev, false);
return 0;
}
bool hda_common_check_sdw_irq(struct snd_sof_dev *sdev)
{
struct sof_intel_hda_dev *hdev;
bool ret = false;
u32 irq_status;
hdev = sdev->pdata->hw_pdata;
if (!hdev->sdw)
return ret;
/* store status */
irq_status = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPIS2);
/* invalid message ? */
if (irq_status == 0xffffffff)
goto out;
/* SDW message ? */
if (irq_status & HDA_DSP_REG_ADSPIS2_SNDW)
ret = true;
out:
return ret;
}
EXPORT_SYMBOL_NS(hda_common_check_sdw_irq, "SND_SOC_SOF_INTEL_HDA_GENERIC");
static bool hda_dsp_check_sdw_irq(struct snd_sof_dev *sdev)
{
u32 interface_mask = hda_get_interface_mask(sdev);
const struct sof_intel_dsp_desc *chip;
if (!(interface_mask & BIT(SOF_DAI_INTEL_ALH)))
return false;
chip = get_chip_info(sdev->pdata);
if (chip && chip->check_sdw_irq)
return chip->check_sdw_irq(sdev);
return false;
}
static irqreturn_t hda_dsp_sdw_thread(int irq, void *context)
{
return sdw_intel_thread(irq, context);
}
bool hda_sdw_check_wakeen_irq_common(struct snd_sof_dev *sdev)
{
struct sof_intel_hda_dev *hdev;
hdev = sdev->pdata->hw_pdata;
if (hdev->sdw &&
snd_sof_dsp_read(sdev, HDA_DSP_BAR,
hdev->desc->sdw_shim_base + SDW_SHIM_WAKESTS))
return true;
return false;
}
EXPORT_SYMBOL_NS(hda_sdw_check_wakeen_irq_common, "SND_SOC_SOF_INTEL_HDA_GENERIC");
static bool hda_sdw_check_wakeen_irq(struct snd_sof_dev *sdev)
{
u32 interface_mask = hda_get_interface_mask(sdev);
const struct sof_intel_dsp_desc *chip;
if (!(interface_mask & BIT(SOF_DAI_INTEL_ALH)))
return false;
chip = get_chip_info(sdev->pdata);
if (chip && chip->check_sdw_wakeen_irq)
return chip->check_sdw_wakeen_irq(sdev);
return false;
}
void hda_sdw_process_wakeen_common(struct snd_sof_dev *sdev)
{
u32 interface_mask = hda_get_interface_mask(sdev);
struct sof_intel_hda_dev *hdev;
if (!(interface_mask & BIT(SOF_DAI_INTEL_ALH)))
return;
hdev = sdev->pdata->hw_pdata;
if (!hdev->sdw)
return;
sdw_intel_process_wakeen_event(hdev->sdw);
}
EXPORT_SYMBOL_NS(hda_sdw_process_wakeen_common, "SND_SOC_SOF_INTEL_HDA_GENERIC");
static bool hda_dsp_sdw_check_mic_privacy_irq(struct snd_sof_dev *sdev)
{
const struct sof_intel_dsp_desc *chip;
chip = get_chip_info(sdev->pdata);
if (chip && chip->check_mic_privacy_irq)
return chip->check_mic_privacy_irq(sdev, true,
AZX_REG_ML_LEPTR_ID_SDW);
return false;
}
static void hda_dsp_sdw_process_mic_privacy(struct snd_sof_dev *sdev)
{
const struct sof_intel_dsp_desc *chip;
chip = get_chip_info(sdev->pdata);
if (chip && chip->process_mic_privacy)
chip->process_mic_privacy(sdev, true, AZX_REG_ML_LEPTR_ID_SDW);
}
#else /* IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE) */
static inline int hda_sdw_acpi_scan(struct snd_sof_dev *sdev)
{
return 0;
}
static inline int hda_sdw_probe(struct snd_sof_dev *sdev)
{
return 0;
}
static inline int hda_sdw_exit(struct snd_sof_dev *sdev)
{
return 0;
}
static inline bool hda_dsp_check_sdw_irq(struct snd_sof_dev *sdev)
{
return false;
}
static inline irqreturn_t hda_dsp_sdw_thread(int irq, void *context)
{
return IRQ_HANDLED;
}
static inline bool hda_sdw_check_wakeen_irq(struct snd_sof_dev *sdev)
{
return false;
}
static inline bool hda_dsp_sdw_check_mic_privacy_irq(struct snd_sof_dev *sdev)
{
return false;
}
static inline void hda_dsp_sdw_process_mic_privacy(struct snd_sof_dev *sdev) { }
#endif /* IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE) */
/* pre fw run operations */
int hda_dsp_pre_fw_run(struct snd_sof_dev *sdev)
{
struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
const struct sof_intel_dsp_desc *chip = hda->desc;
int ret;
/* Power down DSP if left enabled to ensure a clean boot state. */
if (hda_dsp_core_is_enabled(sdev, chip->host_managed_cores_mask)) {
dev_dbg(sdev->dev, "DSP core enabled, power down DSP first\n");
ret = chip->power_down_dsp(sdev);
if (ret < 0)
dev_warn(sdev->dev,
"%s: failed to power down already-enabled DSP\n", __func__);
}
/* disable clock gating and power gating */
return hda_dsp_ctrl_clock_power_gating(sdev, false);
}
/* post fw run operations */
int hda_dsp_post_fw_run(struct snd_sof_dev *sdev)
{
int ret;
if (sdev->first_boot) {
struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
ret = hda_sdw_startup(sdev);
if (ret < 0) {
dev_err(sdev->dev,
"error: could not startup SoundWire links\n");
return ret;
}
/* Check if IMR boot is usable */
if (!sof_debug_check_flag(SOF_DBG_IGNORE_D3_PERSISTENT) &&
(sdev->fw_ready.flags & SOF_IPC_INFO_D3_PERSISTENT ||
sdev->pdata->ipc_type == SOF_IPC_TYPE_4)) {
hdev->imrboot_supported = true;
debugfs_create_bool("skip_imr_boot",
0644, sdev->debugfs_root,
&hdev->skip_imr_boot);
}
}
hda_sdw_int_enable(sdev, true);
/* re-enable clock gating and power gating */
return hda_dsp_ctrl_clock_power_gating(sdev, true);
}
EXPORT_SYMBOL_NS(hda_dsp_post_fw_run, "SND_SOC_SOF_INTEL_HDA_GENERIC");
/*
* Debug
*/
#if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG)
static bool hda_use_msi = true;
module_param_named(use_msi, hda_use_msi, bool, 0444);
MODULE_PARM_DESC(use_msi, "SOF HDA use PCI MSI mode");
#else
#define hda_use_msi (1)
#endif
static char *hda_model;
module_param(hda_model, charp, 0444);
MODULE_PARM_DESC(hda_model, "Use the given HDA board model.");
static int dmic_num_override = -1;
module_param_named(dmic_num, dmic_num_override, int, 0444);
MODULE_PARM_DESC(dmic_num, "SOF HDA DMIC number");
static int mclk_id_override = -1;
module_param_named(mclk_id, mclk_id_override, int, 0444);
MODULE_PARM_DESC(mclk_id, "SOF SSP mclk_id");
static int bt_link_mask_override = -1;
module_param_named(bt_link_mask, bt_link_mask_override, int, 0444);
MODULE_PARM_DESC(bt_link_mask, "SOF BT offload link mask");
static int hda_init(struct snd_sof_dev *sdev)
{
struct hda_bus *hbus;
struct hdac_bus *bus;
struct pci_dev *pci = to_pci_dev(sdev->dev);
int ret;
hbus = sof_to_hbus(sdev);
bus = sof_to_bus(sdev);
/* HDA bus init */
sof_hda_bus_init(sdev, &pci->dev);
if (sof_hda_position_quirk == SOF_HDA_POSITION_QUIRK_USE_DPIB_REGISTERS)
bus->use_posbuf = 0;
else
bus->use_posbuf = 1;
bus->bdl_pos_adj = 0;
bus->sync_write = 1;
mutex_init(&hbus->prepare_mutex);
hbus->pci = pci;
hbus->mixer_assigned = -1;
hbus->modelname = hda_model;
/* initialise hdac bus */
bus->addr = pci_resource_start(pci, 0);
bus->remap_addr = pci_ioremap_bar(pci, 0);
if (!bus->remap_addr) {
dev_err(bus->dev, "error: ioremap error\n");
return -ENXIO;
}
/* HDA base */
sdev->bar[HDA_DSP_HDA_BAR] = bus->remap_addr;
/* init i915 and HDMI codecs */
ret = hda_codec_i915_init(sdev);
if (ret < 0 && ret != -ENODEV) {
dev_err_probe(sdev->dev, ret, "init of i915 and HDMI codec failed\n");
goto out;
}
/* get controller capabilities */
ret = hda_dsp_ctrl_get_caps(sdev);
if (ret < 0) {
dev_err(sdev->dev, "error: get caps error\n");
hda_codec_i915_exit(sdev);
}
out:
if (ret < 0)
iounmap(sof_to_bus(sdev)->remap_addr);
return ret;
}
static int check_dmic_num(struct snd_sof_dev *sdev)
{
struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
struct nhlt_acpi_table *nhlt;
int dmic_num = 0;
nhlt = hdev->nhlt;
if (nhlt)
dmic_num = intel_nhlt_get_dmic_geo(sdev->dev, nhlt);
dev_info(sdev->dev, "DMICs detected in NHLT tables: %d\n", dmic_num);
/* allow for module parameter override */
if (dmic_num_override != -1) {
dev_dbg(sdev->dev,
"overriding DMICs detected in NHLT tables %d by kernel param %d\n",
dmic_num, dmic_num_override);
dmic_num = dmic_num_override;
}
if (dmic_num < 0 || dmic_num > 4) {
dev_dbg(sdev->dev, "invalid dmic_number %d\n", dmic_num);
dmic_num = 0;
}
return dmic_num;
}
static int check_nhlt_ssp_mask(struct snd_sof_dev *sdev, u8 device_type)
{
struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
struct nhlt_acpi_table *nhlt;
int ssp_mask = 0;
nhlt = hdev->nhlt;
if (!nhlt)
return ssp_mask;
if (intel_nhlt_has_endpoint_type(nhlt, NHLT_LINK_SSP)) {
ssp_mask = intel_nhlt_ssp_endpoint_mask(nhlt, device_type);
if (ssp_mask)
dev_info(sdev->dev, "NHLT device %s(%d) detected, ssp_mask %#x\n",
device_type == NHLT_DEVICE_BT ? "BT" : "I2S",
device_type, ssp_mask);
}
return ssp_mask;
}
static int check_nhlt_ssp_mclk_mask(struct snd_sof_dev *sdev, int ssp_num)
{
struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
struct nhlt_acpi_table *nhlt;
nhlt = hdev->nhlt;
if (!nhlt)
return 0;
return intel_nhlt_ssp_mclk_mask(nhlt, ssp_num);
}
static int hda_init_caps(struct snd_sof_dev *sdev)
{
u32 interface_mask = hda_get_interface_mask(sdev);
struct hdac_bus *bus = sof_to_bus(sdev);
struct snd_sof_pdata *pdata = sdev->pdata;
struct sof_intel_hda_dev *hdev = pdata->hw_pdata;
u32 link_mask;
int ret = 0;
/* check if dsp is there */
if (bus->ppcap)
dev_dbg(sdev->dev, "PP capability, will probe DSP later.\n");
/* Init HDA controller after i915 init */
ret = hda_dsp_ctrl_init_chip(sdev, true);
if (ret < 0) {
dev_err(bus->dev, "error: init chip failed with ret: %d\n",
ret);
return ret;
}
/* Skip SoundWire if it is not supported */
if (!(interface_mask & BIT(SOF_DAI_INTEL_ALH)))
goto skip_soundwire;
/* Skip SoundWire in nocodec mode */
if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
goto skip_soundwire;
/* scan SoundWire capabilities exposed by DSDT */
ret = hda_sdw_acpi_scan(sdev);
if (ret < 0) {
dev_dbg(sdev->dev, "skipping SoundWire, not detected with ACPI scan\n");
goto skip_soundwire;
}
link_mask = hdev->info.link_mask;
if (!link_mask) {
dev_dbg(sdev->dev, "skipping SoundWire, no links enabled\n");
goto skip_soundwire;
}
/*
* probe/allocate SoundWire resources.
* The hardware configuration takes place in hda_sdw_startup
* after power rails are enabled.
* It's entirely possible to have a mix of I2S/DMIC/SoundWire
* devices, so we allocate the resources in all cases.
*/
ret = hda_sdw_probe(sdev);
if (ret < 0) {
dev_err(sdev->dev, "error: SoundWire probe error\n");
return ret;
}
skip_soundwire:
/* create codec instances */
hda_codec_probe_bus(sdev);
if (!HDA_IDISP_CODEC(bus->codec_mask))
hda_codec_i915_display_power(sdev, false);
return 0;
}
static irqreturn_t hda_dsp_interrupt_handler(int irq, void *context)
{
struct snd_sof_dev *sdev = context;
/*
* Get global interrupt status. It includes all hardware interrupt
* sources in the Intel HD Audio controller.
*/
if (snd_sof_dsp_read(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTSTS) &
SOF_HDA_INTSTS_GIS) {
/* disable GIE interrupt */
snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR,
SOF_HDA_INTCTL,
SOF_HDA_INT_GLOBAL_EN,
0);
return IRQ_WAKE_THREAD;
}
return IRQ_NONE;
}
static irqreturn_t hda_dsp_interrupt_thread(int irq, void *context)
{
struct snd_sof_dev *sdev = context;
struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
/* deal with streams and controller first */
if (hda_dsp_check_stream_irq(sdev)) {
trace_sof_intel_hda_irq(sdev, "stream");
hda_dsp_stream_threaded_handler(irq, sdev);
}
if (hda_check_ipc_irq(sdev)) {
trace_sof_intel_hda_irq(sdev, "ipc");
sof_ops(sdev)->irq_thread(irq, sdev);
}
if (hda_dsp_check_sdw_irq(sdev)) {
trace_sof_intel_hda_irq(sdev, "sdw");
hda_dsp_sdw_thread(irq, hdev->sdw);
if (hda_dsp_sdw_check_mic_privacy_irq(sdev)) {
trace_sof_intel_hda_irq(sdev, "mic privacy");
hda_dsp_sdw_process_mic_privacy(sdev);
}
}
if (hda_sdw_check_wakeen_irq(sdev)) {
trace_sof_intel_hda_irq(sdev, "wakeen");
hda_sdw_process_wakeen(sdev);
}
hda_codec_check_for_state_change(sdev);
/* enable GIE interrupt */
snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR,
SOF_HDA_INTCTL,
SOF_HDA_INT_GLOBAL_EN,
SOF_HDA_INT_GLOBAL_EN);
return IRQ_HANDLED;
}
int hda_dsp_probe_early(struct snd_sof_dev *sdev)
{
struct pci_dev *pci = to_pci_dev(sdev->dev);
struct sof_intel_hda_dev *hdev;
const struct sof_intel_dsp_desc *chip;
int ret = 0;
if (!sdev->dspless_mode_selected) {
/*
* detect DSP by checking class/subclass/prog-id information
* class=04 subclass 03 prog-if 00: no DSP, legacy driver is required
* class=04 subclass 01 prog-if 00: DSP is present
* (and may be required e.g. for DMIC or SSP support)
* class=04 subclass 03 prog-if 80: either of DSP or legacy mode works
*/
if (pci->class == 0x040300) {
dev_err(sdev->dev, "the DSP is not enabled on this platform, aborting probe\n");
return -ENODEV;
} else if (pci->class != 0x040100 && pci->class != 0x040380) {
dev_err(sdev->dev, "unknown PCI class/subclass/prog-if 0x%06x found, aborting probe\n",
pci->class);
return -ENODEV;
}
dev_info_once(sdev->dev, "DSP detected with PCI class/subclass/prog-if 0x%06x\n",
pci->class);
}
chip = get_chip_info(sdev->pdata);
if (!chip) {
dev_err(sdev->dev, "error: no such device supported, chip id:%x\n",
pci->device);
ret = -EIO;
goto err;
}
sdev->num_cores = chip->cores_num;
hdev = devm_kzalloc(sdev->dev, sizeof(*hdev), GFP_KERNEL);
if (!hdev)
return -ENOMEM;
sdev->pdata->hw_pdata = hdev;
hdev->desc = chip;
ret = hda_init(sdev);
err:
return ret;
}
EXPORT_SYMBOL_NS(hda_dsp_probe_early, "SND_SOC_SOF_INTEL_HDA_GENERIC");
int hda_dsp_probe(struct snd_sof_dev *sdev)
{
struct pci_dev *pci = to_pci_dev(sdev->dev);
struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
const struct sof_intel_dsp_desc *chip;
int ret = 0;
hdev->dmic_dev = platform_device_register_data(sdev->dev, "dmic-codec",
PLATFORM_DEVID_NONE,
NULL, 0);
if (IS_ERR(hdev->dmic_dev)) {
dev_err(sdev->dev, "error: failed to create DMIC device\n");
return PTR_ERR(hdev->dmic_dev);
}
/*
* use position update IPC if either it is forced
* or we don't have other choice
*/
#if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_FORCE_IPC_POSITION)
hdev->no_ipc_position = 0;
#else
hdev->no_ipc_position = sof_ops(sdev)->pcm_pointer ? 1 : 0;
#endif
if (sdev->dspless_mode_selected)
hdev->no_ipc_position = 1;
if (sdev->dspless_mode_selected)
goto skip_dsp_setup;
/* DSP base */
sdev->bar[HDA_DSP_BAR] = pci_ioremap_bar(pci, HDA_DSP_BAR);
if (!sdev->bar[HDA_DSP_BAR]) {
dev_err(sdev->dev, "error: ioremap error\n");
ret = -ENXIO;
goto hdac_bus_unmap;
}
sdev->mmio_bar = HDA_DSP_BAR;
sdev->mailbox_bar = HDA_DSP_BAR;
skip_dsp_setup:
/* allow 64bit DMA address if supported by H/W */
if (dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(64))) {
dev_dbg(sdev->dev, "DMA mask is 32 bit\n");
dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(32));
}
dma_set_max_seg_size(&pci->dev, UINT_MAX);
/* init streams */
ret = hda_dsp_stream_init(sdev);
if (ret < 0) {
dev_err(sdev->dev, "error: failed to init streams\n");
/*
* not all errors are due to memory issues, but trying
* to free everything does not harm
*/
goto free_streams;
}
/*
* register our IRQ
* let's try to enable msi firstly
* if it fails, use legacy interrupt mode
* TODO: support msi multiple vectors
*/
if (hda_use_msi && pci_alloc_irq_vectors(pci, 1, 1, PCI_IRQ_MSI) > 0) {
dev_info(sdev->dev, "use msi interrupt mode\n");
sdev->ipc_irq = pci_irq_vector(pci, 0);
/* initialised to "false" by kzalloc() */
sdev->msi_enabled = true;
}
if (!sdev->msi_enabled) {
dev_info(sdev->dev, "use legacy interrupt mode\n");
/*
* in IO-APIC mode, hda->irq and ipc_irq are using the same
* irq number of pci->irq
*/
sdev->ipc_irq = pci->irq;
}
dev_dbg(sdev->dev, "using IPC IRQ %d\n", sdev->ipc_irq);
ret = request_threaded_irq(sdev->ipc_irq, hda_dsp_interrupt_handler,
hda_dsp_interrupt_thread,
IRQF_SHARED, "AudioDSP", sdev);
if (ret < 0) {
dev_err(sdev->dev, "error: failed to register IPC IRQ %d\n",
sdev->ipc_irq);
goto free_irq_vector;
}
pci_set_master(pci);
synchronize_irq(pci->irq);
/*
* clear TCSEL to clear playback on some HD Audio
* codecs. PCI TCSEL is defined in the Intel manuals.
*/
snd_sof_pci_update_bits(sdev, PCI_TCSEL, 0x07, 0);
/* init HDA capabilities */
ret = hda_init_caps(sdev);
if (ret < 0)
goto free_ipc_irq;
if (!sdev->dspless_mode_selected) {
/* enable ppcap interrupt */
hda_dsp_ctrl_ppcap_enable(sdev, true);
hda_dsp_ctrl_ppcap_int_enable(sdev, true);
/* set default mailbox offset for FW ready message */
sdev->dsp_box.offset = HDA_DSP_MBOX_UPLINK_OFFSET;
INIT_DELAYED_WORK(&hdev->d0i3_work, hda_dsp_d0i3_work);
}
chip = get_chip_info(sdev->pdata);
if (chip && chip->hw_ip_version >= SOF_INTEL_ACE_2_0) {
ret = hda_sdw_startup(sdev);
if (ret < 0) {
dev_err(sdev->dev, "could not startup SoundWire links\n");
goto disable_pp_cap;
}
}
init_waitqueue_head(&hdev->waitq);
hdev->nhlt = intel_nhlt_init(sdev->dev);
return 0;
disable_pp_cap:
if (!sdev->dspless_mode_selected) {
hda_dsp_ctrl_ppcap_int_enable(sdev, false);
hda_dsp_ctrl_ppcap_enable(sdev, false);
}
free_ipc_irq:
free_irq(sdev->ipc_irq, sdev);
free_irq_vector:
if (sdev->msi_enabled)
pci_free_irq_vectors(pci);
free_streams:
hda_dsp_stream_free(sdev);
/* dsp_unmap: not currently used */
if (!sdev->dspless_mode_selected)
iounmap(sdev->bar[HDA_DSP_BAR]);
hdac_bus_unmap:
platform_device_unregister(hdev->dmic_dev);
return ret;
}
EXPORT_SYMBOL_NS(hda_dsp_probe, "SND_SOC_SOF_INTEL_HDA_GENERIC");
void hda_dsp_remove(struct snd_sof_dev *sdev)
{
struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
const struct sof_intel_dsp_desc *chip = hda->desc;
struct pci_dev *pci = to_pci_dev(sdev->dev);
struct nhlt_acpi_table *nhlt = hda->nhlt;
if (nhlt)
intel_nhlt_free(nhlt);
if (!sdev->dspless_mode_selected)
/* cancel any attempt for DSP D0I3 */
cancel_delayed_work_sync(&hda->d0i3_work);
hda_codec_device_remove(sdev);
hda_sdw_exit(sdev);
if (!IS_ERR_OR_NULL(hda->dmic_dev))
platform_device_unregister(hda->dmic_dev);
if (!sdev->dspless_mode_selected) {
/* disable DSP IRQ */
hda_dsp_ctrl_ppcap_int_enable(sdev, false);
}
/* disable CIE and GIE interrupts */
snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTCTL,
SOF_HDA_INT_CTRL_EN | SOF_HDA_INT_GLOBAL_EN, 0);
if (sdev->dspless_mode_selected)
goto skip_disable_dsp;
/* Cancel the microphone privacy work if mic privacy is active */
if (hda->mic_privacy.active)
cancel_work_sync(&hda->mic_privacy.work);
/* no need to check for error as the DSP will be disabled anyway */
if (chip && chip->power_down_dsp)
chip->power_down_dsp(sdev);
/* disable DSP */
hda_dsp_ctrl_ppcap_enable(sdev, false);
/* Free the persistent DMA buffers used for base firmware download */
if (hda->cl_dmab.area)
snd_dma_free_pages(&hda->cl_dmab);
if (hda->iccmax_dmab.area)
snd_dma_free_pages(&hda->iccmax_dmab);
skip_disable_dsp:
free_irq(sdev->ipc_irq, sdev);
if (sdev->msi_enabled)
pci_free_irq_vectors(pci);
hda_dsp_stream_free(sdev);
hda_bus_ml_free(sof_to_bus(sdev));
if (!sdev->dspless_mode_selected)
iounmap(sdev->bar[HDA_DSP_BAR]);
}
EXPORT_SYMBOL_NS(hda_dsp_remove, "SND_SOC_SOF_INTEL_HDA_GENERIC");
void hda_dsp_remove_late(struct snd_sof_dev *sdev)
{
iounmap(sof_to_bus(sdev)->remap_addr);
sof_hda_bus_exit(sdev);
hda_codec_i915_exit(sdev);
}
int hda_power_down_dsp(struct snd_sof_dev *sdev)
{
struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
const struct sof_intel_dsp_desc *chip = hda->desc;
return hda_dsp_core_reset_power_down(sdev, chip->host_managed_cores_mask);
}
EXPORT_SYMBOL_NS(hda_power_down_dsp, "SND_SOC_SOF_INTEL_HDA_GENERIC");
#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)
static void hda_generic_machine_select(struct snd_sof_dev *sdev,
struct snd_soc_acpi_mach **mach)
{
struct hdac_bus *bus = sof_to_bus(sdev);
struct snd_soc_acpi_mach_params *mach_params;
struct snd_soc_acpi_mach *hda_mach;
struct snd_sof_pdata *pdata = sdev->pdata;
const char *tplg_filename;
int codec_num = 0;
int i;
/* codec detection */
if (!bus->codec_mask) {
dev_info(bus->dev, "no hda codecs found!\n");
} else {
dev_info(bus->dev, "hda codecs found, mask %lx\n",
bus->codec_mask);
for (i = 0; i < HDA_MAX_CODECS; i++) {
if (bus->codec_mask & (1 << i))
codec_num++;
}
/*
* If no machine driver is found, then:
*
* generic hda machine driver can handle:
* - one HDMI codec, and/or
* - one external HDAudio codec
*/
if (!*mach && codec_num <= 2) {
bool tplg_fixup = false;
/*
* make a local copy of the match array since we might
* be modifying it
*/
hda_mach = devm_kmemdup_array(sdev->dev,
snd_soc_acpi_intel_hda_machines,
2, /* we have one entry + sentinel in the array */
sizeof(snd_soc_acpi_intel_hda_machines[0]),
GFP_KERNEL);
if (!hda_mach) {
dev_err(bus->dev,
"%s: failed to duplicate the HDA match table\n",
__func__);
return;
}
dev_info(bus->dev, "using HDA machine driver %s now\n",
hda_mach->drv_name);
/*
* topology: use the info from hda_machines since tplg file name
* is not overwritten
*/
if (!pdata->tplg_filename)
tplg_fixup = true;
if (tplg_fixup &&
codec_num == 1 && HDA_IDISP_CODEC(bus->codec_mask)) {
tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL,
"%s-idisp",
hda_mach->sof_tplg_filename);
if (!tplg_filename)
return;
hda_mach->sof_tplg_filename = tplg_filename;
}
if (codec_num == 2 ||
(codec_num == 1 && !HDA_IDISP_CODEC(bus->codec_mask))) {
/*
* Prevent SoundWire links from starting when an external
* HDaudio codec is used
*/
hda_mach->mach_params.link_mask = 0;
} else {
/*
* Allow SoundWire links to start when no external HDaudio codec
* was detected. This will not create a SoundWire card but
* will help detect if any SoundWire codec reports as ATTACHED.
*/
struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata;
hda_mach->mach_params.link_mask = hdev->info.link_mask;
}
*mach = hda_mach;
}
}
/* used by hda machine driver to create dai links */
if (*mach) {
mach_params = &(*mach)->mach_params;
mach_params->codec_mask = bus->codec_mask;
}
}
#else
static void hda_generic_machine_select(struct snd_sof_dev *sdev,
struct snd_soc_acpi_mach **mach)
{
}
#endif
#if IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE)
static bool is_endpoint_present(struct sdw_slave *sdw_device, int dai_type)
{
int i;
/* If SDCA is not present, assume the endpoint is present */
if (!sdw_device->sdca_data.interface_revision) {
dev_warn(&sdw_device->dev, "SDCA properties not found in BIOS\n");
return true;
}
for (i = 0; i < sdw_device->sdca_data.num_functions; i++) {
if (dai_type == asoc_sdw_get_dai_type(sdw_device->sdca_data.function[i].type))
return true;
}
dev_dbg(&sdw_device->dev, "Endpoint DAI type %d not found\n", dai_type);
return false;
}
static struct snd_soc_acpi_adr_device *find_acpi_adr_device(struct device *dev,
struct sdw_slave *sdw_device,
struct snd_soc_acpi_link_adr *link,
int *amp_index)
{
struct snd_soc_acpi_adr_device *adr_dev;
const char *name_prefix = "";
int index = link->num_adr;
int ep_index = 0;
int i, j;
link->mask = BIT(sdw_device->bus->link_id);
/* index is 0 based, we need allocate index + 1 for the array size */
if (!index)
adr_dev = devm_kzalloc(dev, sizeof(*adr_dev), GFP_KERNEL);
else
adr_dev = devm_krealloc(dev, (struct snd_soc_acpi_adr_device *)link->adr_d,
(index + 1) * sizeof(*adr_dev), GFP_KERNEL);
if (!adr_dev)
return NULL;
for (i = 0; i < asoc_sdw_get_codec_info_list_count(); i++) {
struct snd_soc_acpi_endpoint *endpoints;
int amp_group_id = 1;
if (sdw_device->id.mfg_id != codec_info_list[i].vendor_id)
continue;
if (sdw_device->id.part_id != codec_info_list[i].part_id)
continue;
endpoints = devm_kcalloc(dev, codec_info_list[i].dai_num,
sizeof(struct snd_soc_acpi_endpoint), GFP_KERNEL);
if (!endpoints)
return NULL;
name_prefix = codec_info_list[i].name_prefix;
/*
* This should not happen, but add a paranoid check to avoid NULL pointer
* dereference
*/
if (!name_prefix) {
dev_err(dev, "codec_info_list name_prefix of part id %#x-%#x is missing\n",
codec_info_list[i].vendor_id, codec_info_list[i].part_id);
return NULL;
}
for (j = 0; j < codec_info_list[i].dai_num; j++) {
/* Check if the endpoint is present by the SDCA DisCo table */
if (!is_endpoint_present(sdw_device, codec_info_list[i].dais[j].dai_type))
continue;
endpoints[ep_index].num = j;
if (codec_info_list[i].dais[j].dai_type == SOC_SDW_DAI_TYPE_AMP) {
/* Assume all amp are aggregated */
endpoints[ep_index].aggregated = 1;
endpoints[ep_index].group_id = amp_group_id;
endpoints[ep_index].group_position = *amp_index;
/* Set group id = 2 for feedback capture endpoint */
amp_group_id++;
} else {
endpoints[ep_index].aggregated = 0;
endpoints[ep_index].group_id = 0;
endpoints[ep_index].group_position = 0;
}
ep_index++;
}
adr_dev[index].endpoints = endpoints;
adr_dev[index].num_endpoints = ep_index;
break;
}
if (i == asoc_sdw_get_codec_info_list_count()) {
dev_err(dev, "part id %#x is not supported\n", sdw_device->id.part_id);
return NULL;
}
adr_dev[index].adr = ((u64)sdw_device->id.class_id & 0xFF) |
((u64)sdw_device->id.part_id & 0xFFFF) << 8 |
((u64)sdw_device->id.mfg_id & 0xFFFF) << 24 |
((u64)(sdw_device->id.unique_id & 0xF) << 40) |
((u64)(sdw_device->id.sdw_version & 0xF) << 44) |
((u64)(sdw_device->bus->link_id & 0xF) << 48);
if (!codec_info_list[i].is_amp) {
/* For non-amp codecs, get name_prefix from codec_info_list[] */
adr_dev[index].name_prefix = devm_kasprintf(dev, GFP_KERNEL, "%s", name_prefix);
goto done_name_prefix;
}
/*
* The name_prefix comes from codec_info_list which has a name_prefix per codec.
* And we need to give a unique name_prefix for each amp and should be backwards
* compatible to the existing acpi match tables to not break existing UCMs.
* For the common name_prefix, we append the amp index to it. However, for the
* "Left" name_prefix, we convert the second amp name_prefix to "Right" and
* for the third and further amps, we set the name_prefix to "AMP<amp_index>".
*/
if (!strcmp(name_prefix, "Left")) {
switch (*amp_index) {
case 1:
adr_dev[index].name_prefix = devm_kasprintf(dev, GFP_KERNEL,
"%s", "Left");
break;
case 2:
adr_dev[index].name_prefix = devm_kasprintf(dev, GFP_KERNEL,
"%s", "Right");
break;
default:
/* Set the name_fix to AMP<amp_index> if there are more than 2 amps */
adr_dev[index].name_prefix = devm_kasprintf(dev, GFP_KERNEL, "%s%d",
"AMP", *amp_index);
break;
}
} else if (!strcmp(name_prefix, "AMP")) {
adr_dev[index].name_prefix = devm_kasprintf(dev, GFP_KERNEL, "%s%d",
name_prefix,
*amp_index);
} else {
/*
* The name_prefix will be the amp name if it is not "Left" or "AMP", set it to
* <name_prefix>-<amp_index> format. Like rt1320-1
*/
adr_dev[index].name_prefix = devm_kasprintf(dev, GFP_KERNEL, "%s-%d",
name_prefix,
*amp_index);
}
(*amp_index)++;
done_name_prefix:
if (!adr_dev[index].name_prefix) {
dev_err(dev, "failed to allocate memory for name_prefix\n");
return NULL;
}
dev_dbg(dev, "adr[%d] 0x%llx link id %d name_prefix \"%s\" is found\n",
index, adr_dev[index].adr, sdw_device->bus->link_id, adr_dev[index].name_prefix);
link->num_adr++;
return adr_dev;
}
static struct snd_soc_acpi_mach *hda_sdw_machine_select(struct snd_sof_dev *sdev)
{
struct snd_sof_pdata *pdata = sdev->pdata;
const struct snd_soc_acpi_link_adr *link;
const struct sof_intel_dsp_desc *chip;
struct snd_soc_acpi_link_adr *links;
struct sdw_peripherals *peripherals;
struct snd_soc_acpi_mach *mach;
struct sof_intel_hda_dev *hdev;
int link_index, link_num;
int amp_index = 1;
u32 link_mask = 0;
int i;
hdev = pdata->hw_pdata;
if (!hdev->info.link_mask) {
dev_info(sdev->dev, "SoundWire links not enabled\n");
return NULL;
}
if (!hdev->sdw) {
dev_dbg(sdev->dev, "SoundWire context not allocated\n");
return NULL;
}
if (!hdev->sdw->peripherals || !hdev->sdw->peripherals->num_peripherals) {
dev_warn(sdev->dev, "No SoundWire peripheral detected in ACPI tables\n");
return NULL;
}
/*
* Select SoundWire machine driver if needed using the
* alternate tables. This case deals with SoundWire-only
* machines, for mixed cases with I2C/I2S the detection relies
* on the HID list.
*/
for (mach = pdata->desc->alt_machines;
mach && mach->link_mask; mach++) {
/*
* On some platforms such as Up Extreme all links
* are enabled but only one link can be used by
* external codec. Instead of exact match of two masks,
* first check whether link_mask of mach is subset of
* link_mask supported by hw and then go on searching
* link_adr
*/
if (~hdev->info.link_mask & mach->link_mask)
continue;
/* No need to match adr if there is no links defined */
if (!mach->links)
break;
link = mach->links;
for (i = 0; i < hdev->info.count && link->num_adr;
i++, link++) {
/*
* Try next machine if any expected Slaves
* are not found on this link.
*/
if (!snd_soc_acpi_sdw_link_slaves_found(sdev->dev, link,
hdev->sdw->peripherals))
break;
}
/* Found if all Slaves are checked */
if (i == hdev->info.count || !link->num_adr)
if (!mach->machine_check || mach->machine_check(hdev->sdw))
break;
}
if (mach && mach->link_mask) {
mach->mach_params.links = mach->links;
mach->mach_params.link_mask = mach->link_mask;
mach->mach_params.platform = dev_name(sdev->dev);
return mach;
}
dev_info(sdev->dev, "No SoundWire machine driver found for the ACPI-reported configuration:\n");
peripherals = hdev->sdw->peripherals;
for (i = 0; i < peripherals->num_peripherals; i++)
dev_info(sdev->dev, "link %d mfg_id 0x%04x part_id 0x%04x version %#x\n",
peripherals->array[i]->bus->link_id,
peripherals->array[i]->id.mfg_id,
peripherals->array[i]->id.part_id,
peripherals->array[i]->id.sdw_version);
chip = get_chip_info(sdev->pdata);
/* SDCA was not well supported in the BIOS before ACE2.0 */
if (chip->hw_ip_version < SOF_INTEL_ACE_2_0)
return NULL;
if (!peripherals->num_peripherals)
return NULL;
/* Create default SDW mach */
mach = devm_kzalloc(sdev->dev, sizeof(*mach), GFP_KERNEL);
if (!mach)
return NULL;
/* Get link mask and link number */
for (i = 0; i < peripherals->num_peripherals; i++)
link_mask |= BIT(peripherals->array[i]->bus->link_id);
link_num = hweight32(link_mask);
/* An empty adr_link is needed to terminate the adr_link loop */
links = devm_kcalloc(sdev->dev, link_num + 1, sizeof(*links), GFP_KERNEL);
if (!links)
return NULL;
/* Generate snd_soc_acpi_link_adr struct for each peripheral reported by the ACPI table */
for (i = 0; i < peripherals->num_peripherals; i++) {
/* link_index = the number of used links below the current link */
link_index = hweight32(link_mask & (BIT(peripherals->array[i]->bus->link_id) - 1));
links[link_index].adr_d = find_acpi_adr_device(sdev->dev, peripherals->array[i],
&links[link_index], &amp_index);
if (!links[link_index].adr_d)
return NULL;
}
mach->drv_name = "sof_sdw";
mach->mach_params.links = links;
mach->mach_params.link_mask = link_mask;
mach->mach_params.platform = dev_name(sdev->dev);
mach->get_function_tplg_files = sof_sdw_get_tplg_files;
/*
* Set mach->sof_tplg_filename as a dummy topology to avoid tplg file checking
* and being used.
*/
mach->sof_tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL,
"sof-%s-dummy.tplg", chip->platform);
dev_info(sdev->dev, "Use SoundWire default machine driver with function topologies\n");
return mach;
}
#else
static struct snd_soc_acpi_mach *hda_sdw_machine_select(struct snd_sof_dev *sdev)
{
return NULL;
}
#endif
void hda_set_mach_params(struct snd_soc_acpi_mach *mach,
struct snd_sof_dev *sdev)
{
struct snd_sof_pdata *pdata = sdev->pdata;
const struct sof_dev_desc *desc = pdata->desc;
struct snd_soc_acpi_mach_params *mach_params;
mach_params = &mach->mach_params;
mach_params->platform = dev_name(sdev->dev);
if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
mach_params->num_dai_drivers = SOF_SKL_NUM_DAIS_NOCODEC;
else
mach_params->num_dai_drivers = desc->ops->num_drv;
mach_params->dai_drivers = desc->ops->drv;
}
static int check_tplg_quirk_mask(struct snd_soc_acpi_mach *mach)
{
u32 dmic_ssp_quirk;
u32 codec_amp_name_quirk;
/*
* In current implementation dmic and ssp quirks are designed for es8336
* machine driver and could not be mixed with codec name and amp name
* quirks.
*/
dmic_ssp_quirk = mach->tplg_quirk_mask &
(SND_SOC_ACPI_TPLG_INTEL_DMIC_NUMBER | SND_SOC_ACPI_TPLG_INTEL_SSP_NUMBER);
codec_amp_name_quirk = mach->tplg_quirk_mask &
(SND_SOC_ACPI_TPLG_INTEL_AMP_NAME | SND_SOC_ACPI_TPLG_INTEL_CODEC_NAME);
if (dmic_ssp_quirk && codec_amp_name_quirk)
return -EINVAL;
return 0;
}
static char *remove_file_ext(struct device *dev, const char *tplg_filename)
{
char *filename, *tmp;
filename = devm_kstrdup(dev, tplg_filename, GFP_KERNEL);
if (!filename)
return NULL;
/* remove file extension if exist */
tmp = filename;
return strsep(&tmp, ".");
}
struct snd_soc_acpi_mach *hda_machine_select(struct snd_sof_dev *sdev)
{
u32 interface_mask = hda_get_interface_mask(sdev);
struct snd_sof_pdata *sof_pdata = sdev->pdata;
const struct sof_dev_desc *desc = sof_pdata->desc;
struct hdac_bus *bus = sof_to_bus(sdev);
struct snd_soc_acpi_mach *mach = NULL;
enum snd_soc_acpi_intel_codec codec_type, amp_type;
const char *tplg_filename;
const char *tplg_suffix;
bool amp_name_valid;
bool i2s_mach_found = false;
bool sdw_mach_found = false;
/* Try I2S or DMIC if it is supported */
if (interface_mask & (BIT(SOF_DAI_INTEL_SSP) | BIT(SOF_DAI_INTEL_DMIC))) {
mach = snd_soc_acpi_find_machine(desc->machines);
if (mach)
i2s_mach_found = true;
}
/*
* If I2S fails and no external HDaudio codec is detected,
* try SoundWire if it is supported
*/
if (!mach && !HDA_EXT_CODEC(bus->codec_mask) &&
(interface_mask & BIT(SOF_DAI_INTEL_ALH))) {
mach = hda_sdw_machine_select(sdev);
if (mach)
sdw_mach_found = true;
}
/*
* Choose HDA generic machine driver if mach is NULL.
* Otherwise, set certain mach params.
*/
hda_generic_machine_select(sdev, &mach);
if (!mach) {
dev_warn(sdev->dev, "warning: No matching ASoC machine driver found\n");
return NULL;
}
/* report BT offload link mask to machine driver */
mach->mach_params.bt_link_mask = check_nhlt_ssp_mask(sdev, NHLT_DEVICE_BT);
dev_info(sdev->dev, "BT link detected in NHLT tables: %#x\n",
mach->mach_params.bt_link_mask);
/* allow for module parameter override */
if (bt_link_mask_override != -1) {
dev_dbg(sdev->dev, "overriding BT link detected in NHLT tables %#x by kernel param %#x\n",
mach->mach_params.bt_link_mask, bt_link_mask_override);
mach->mach_params.bt_link_mask = bt_link_mask_override;
}
if (hweight_long(mach->mach_params.bt_link_mask) > 1) {
dev_warn(sdev->dev, "invalid BT link mask %#x found, reset the mask\n",
mach->mach_params.bt_link_mask);
mach->mach_params.bt_link_mask = 0;
}
/*
* Fixup tplg file name by appending dmic num, ssp num, codec/amplifier
* name string if quirk flag is set.
*/
if (mach) {
const struct sof_intel_dsp_desc *chip = get_chip_info(sdev->pdata);
bool tplg_fixup = false;
bool dmic_fixup = false;
/*
* If tplg file name is overridden, use it instead of
* the one set in mach table
*/
if (!sof_pdata->tplg_filename) {
/* remove file extension if it exists */
tplg_filename = remove_file_ext(sdev->dev, mach->sof_tplg_filename);
if (!tplg_filename)
return NULL;
sof_pdata->tplg_filename = tplg_filename;
tplg_fixup = true;
}
/*
* Checking quirk mask integrity; some quirk flags could not be
* set concurrently.
*/
if (tplg_fixup &&
check_tplg_quirk_mask(mach)) {
dev_err(sdev->dev, "Invalid tplg quirk mask 0x%x\n",
mach->tplg_quirk_mask);
return NULL;
}
/* report to machine driver if any DMICs are found */
mach->mach_params.dmic_num = check_dmic_num(sdev);
if (sdw_mach_found || mach->tplg_quirk_mask & SND_SOC_ACPI_TPLG_INTEL_DMIC_NUMBER)
dmic_fixup = true;
if (tplg_fixup &&
dmic_fixup &&
mach->mach_params.dmic_num) {
tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL,
"%s%s%d%s",
sof_pdata->tplg_filename,
i2s_mach_found ? "-dmic" : "-",
mach->mach_params.dmic_num,
"ch");
if (!tplg_filename)
return NULL;
sof_pdata->tplg_filename = tplg_filename;
}
if (tplg_fixup && mach->mach_params.bt_link_mask &&
chip->hw_ip_version >= SOF_INTEL_ACE_4_0) {
int bt_port = fls(mach->mach_params.bt_link_mask) - 1;
tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL, "%s-ssp%d-bt",
sof_pdata->tplg_filename, bt_port);
if (!tplg_filename)
return NULL;
sof_pdata->tplg_filename = tplg_filename;
}
if (mach->link_mask) {
mach->mach_params.links = mach->links;
mach->mach_params.link_mask = mach->link_mask;
}
/* report SSP link mask to machine driver */
mach->mach_params.i2s_link_mask = check_nhlt_ssp_mask(sdev, NHLT_DEVICE_I2S);
if (tplg_fixup &&
mach->tplg_quirk_mask & SND_SOC_ACPI_TPLG_INTEL_SSP_NUMBER &&
mach->mach_params.i2s_link_mask) {
int ssp_num;
if (hweight_long(mach->mach_params.i2s_link_mask) > 1 &&
!(mach->tplg_quirk_mask & SND_SOC_ACPI_TPLG_INTEL_SSP_MSB))
dev_warn(sdev->dev, "More than one SSP exposed by NHLT, choosing MSB\n");
/* fls returns 1-based results, SSPs indices are 0-based */
ssp_num = fls(mach->mach_params.i2s_link_mask) - 1;
if (ssp_num >= chip->ssp_count) {
dev_err(sdev->dev, "Invalid SSP %d, max on this platform is %d\n",
ssp_num, chip->ssp_count);
return NULL;
}
tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL,
"%s%s%d",
sof_pdata->tplg_filename,
"-ssp",
ssp_num);
if (!tplg_filename)
return NULL;
sof_pdata->tplg_filename = tplg_filename;
if (sof_pdata->ipc_type == SOF_IPC_TYPE_3) {
int mclk_mask = check_nhlt_ssp_mclk_mask(sdev,
ssp_num);
if (mclk_mask < 0) {
dev_err(sdev->dev,
"Invalid MCLK configuration for SSP%d\n",
ssp_num);
return NULL;
}
if (mclk_mask) {
sdev->mclk_id_override = true;
sdev->mclk_id_quirk = (mclk_mask & BIT(0)) ? 0 : 1;
dev_info(sdev->dev,
"SSP%d to use MCLK id %d (mask: %#x)\n",
ssp_num, sdev->mclk_id_quirk, mclk_mask);
} else {
dev_dbg(sdev->dev,
"MCLK mask is empty for SSP%d in NHLT\n",
ssp_num);
}
}
}
amp_type = snd_soc_acpi_intel_detect_amp_type(sdev->dev);
codec_type = snd_soc_acpi_intel_detect_codec_type(sdev->dev);
amp_name_valid = amp_type != CODEC_NONE && amp_type != codec_type;
if (tplg_fixup && amp_name_valid &&
mach->tplg_quirk_mask & SND_SOC_ACPI_TPLG_INTEL_AMP_NAME) {
tplg_suffix = snd_soc_acpi_intel_get_amp_tplg_suffix(amp_type);
if (!tplg_suffix) {
dev_err(sdev->dev, "no tplg suffix found, amp %d\n",
amp_type);
return NULL;
}
tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL,
"%s-%s",
sof_pdata->tplg_filename,
tplg_suffix);
if (!tplg_filename)
return NULL;
sof_pdata->tplg_filename = tplg_filename;
}
if (tplg_fixup &&
mach->tplg_quirk_mask & SND_SOC_ACPI_TPLG_INTEL_CODEC_NAME &&
codec_type != CODEC_NONE) {
tplg_suffix = snd_soc_acpi_intel_get_codec_tplg_suffix(codec_type);
if (!tplg_suffix) {
dev_err(sdev->dev, "no tplg suffix found, codec %d\n",
codec_type);
return NULL;
}
tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL,
"%s-%s",
sof_pdata->tplg_filename,
tplg_suffix);
if (!tplg_filename)
return NULL;
sof_pdata->tplg_filename = tplg_filename;
}
if (tplg_fixup) {
tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL,
"%s%s",
sof_pdata->tplg_filename,
".tplg");
if (!tplg_filename)
return NULL;
sof_pdata->tplg_filename = tplg_filename;
}
/* check if mclk_id should be modified from topology defaults */
if (mclk_id_override >= 0) {
dev_info(sdev->dev, "Overriding topology with MCLK %d from kernel_parameter\n", mclk_id_override);
sdev->mclk_id_override = true;
sdev->mclk_id_quirk = mclk_id_override;
}
}
return mach;
}
int hda_pci_intel_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
{
int ret;
ret = snd_intel_dsp_driver_probe(pci);
if (ret != SND_INTEL_DSP_DRIVER_ANY && ret != SND_INTEL_DSP_DRIVER_SOF) {
dev_dbg(&pci->dev, "SOF PCI driver not selected, aborting probe\n");
return -ENODEV;
}
return sof_pci_probe(pci, pci_id);
}
EXPORT_SYMBOL_NS(hda_pci_intel_probe, "SND_SOC_SOF_INTEL_HDA_GENERIC");
int hda_register_clients(struct snd_sof_dev *sdev)
{
return hda_probes_register(sdev);
}
void hda_unregister_clients(struct snd_sof_dev *sdev)
{
hda_probes_unregister(sdev);
}
MODULE_LICENSE("Dual BSD/GPL");
MODULE_DESCRIPTION("SOF support for HDaudio platforms");
MODULE_IMPORT_NS("SND_SOC_SOF_PCI_DEV");
MODULE_IMPORT_NS("SND_SOC_SOF_HDA_AUDIO_CODEC");
MODULE_IMPORT_NS("SND_SOC_SOF_HDA_AUDIO_CODEC_I915");
MODULE_IMPORT_NS("SND_SOC_SOF_XTENSA");
MODULE_IMPORT_NS("SND_INTEL_SOUNDWIRE_ACPI");
MODULE_IMPORT_NS("SOUNDWIRE_INTEL_INIT");
MODULE_IMPORT_NS("SOUNDWIRE_INTEL");
MODULE_IMPORT_NS("SND_SOC_SDW_UTILS");
MODULE_IMPORT_NS("SND_SOC_SOF_HDA_MLINK");
MODULE_IMPORT_NS("SND_SOC_SOF_INTEL_HDA_COMMON");
MODULE_IMPORT_NS("SND_SOC_ACPI_INTEL_MATCH");