mirror of https://gitee.com/openkylin/linux.git
260 lines
7.0 KiB
C
260 lines
7.0 KiB
C
// SPDX-License-Identifier: (GPL-2.0 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. All rights reserved.
|
|
//
|
|
// Author: Liam Girdwood <liam.r.girdwood@linux.intel.com>
|
|
//
|
|
|
|
#include <linux/acpi.h>
|
|
#include <linux/firmware.h>
|
|
#include <linux/module.h>
|
|
#include <linux/pm_runtime.h>
|
|
#include <sound/soc-acpi.h>
|
|
#include <sound/soc-acpi-intel-match.h>
|
|
#include <sound/sof.h>
|
|
#include "../intel/common/soc-intel-quirks.h"
|
|
#include "ops.h"
|
|
|
|
/* platform specific devices */
|
|
#include "intel/shim.h"
|
|
|
|
static char *fw_path;
|
|
module_param(fw_path, charp, 0444);
|
|
MODULE_PARM_DESC(fw_path, "alternate path for SOF firmware.");
|
|
|
|
static char *tplg_path;
|
|
module_param(tplg_path, charp, 0444);
|
|
MODULE_PARM_DESC(tplg_path, "alternate path for SOF topology.");
|
|
|
|
#if IS_ENABLED(CONFIG_SND_SOC_SOF_HASWELL)
|
|
static const struct sof_dev_desc sof_acpi_haswell_desc = {
|
|
.machines = snd_soc_acpi_intel_haswell_machines,
|
|
.resindex_lpe_base = 0,
|
|
.resindex_pcicfg_base = 1,
|
|
.resindex_imr_base = -1,
|
|
.irqindex_host_ipc = 0,
|
|
.chip_info = &hsw_chip_info,
|
|
.default_fw_path = "intel/sof",
|
|
.default_tplg_path = "intel/sof-tplg",
|
|
.nocodec_fw_filename = "sof-hsw.ri",
|
|
.nocodec_tplg_filename = "sof-hsw-nocodec.tplg",
|
|
.ops = &sof_hsw_ops,
|
|
.arch_ops = &sof_xtensa_arch_ops
|
|
};
|
|
#endif
|
|
|
|
#if IS_ENABLED(CONFIG_SND_SOC_SOF_BROADWELL)
|
|
static const struct sof_dev_desc sof_acpi_broadwell_desc = {
|
|
.machines = snd_soc_acpi_intel_broadwell_machines,
|
|
.resindex_lpe_base = 0,
|
|
.resindex_pcicfg_base = 1,
|
|
.resindex_imr_base = -1,
|
|
.irqindex_host_ipc = 0,
|
|
.chip_info = &bdw_chip_info,
|
|
.default_fw_path = "intel/sof",
|
|
.default_tplg_path = "intel/sof-tplg",
|
|
.nocodec_fw_filename = "sof-bdw.ri",
|
|
.nocodec_tplg_filename = "sof-bdw-nocodec.tplg",
|
|
.ops = &sof_bdw_ops,
|
|
.arch_ops = &sof_xtensa_arch_ops
|
|
};
|
|
#endif
|
|
|
|
#if IS_ENABLED(CONFIG_SND_SOC_SOF_BAYTRAIL)
|
|
|
|
/* BYTCR uses different IRQ index */
|
|
static const struct sof_dev_desc sof_acpi_baytrailcr_desc = {
|
|
.machines = snd_soc_acpi_intel_baytrail_machines,
|
|
.resindex_lpe_base = 0,
|
|
.resindex_pcicfg_base = 1,
|
|
.resindex_imr_base = 2,
|
|
.irqindex_host_ipc = 0,
|
|
.chip_info = &byt_chip_info,
|
|
.default_fw_path = "intel/sof",
|
|
.default_tplg_path = "intel/sof-tplg",
|
|
.nocodec_fw_filename = "sof-byt.ri",
|
|
.nocodec_tplg_filename = "sof-byt-nocodec.tplg",
|
|
.ops = &sof_byt_ops,
|
|
.arch_ops = &sof_xtensa_arch_ops
|
|
};
|
|
|
|
static const struct sof_dev_desc sof_acpi_baytrail_desc = {
|
|
.machines = snd_soc_acpi_intel_baytrail_machines,
|
|
.resindex_lpe_base = 0,
|
|
.resindex_pcicfg_base = 1,
|
|
.resindex_imr_base = 2,
|
|
.irqindex_host_ipc = 5,
|
|
.chip_info = &byt_chip_info,
|
|
.default_fw_path = "intel/sof",
|
|
.default_tplg_path = "intel/sof-tplg",
|
|
.nocodec_fw_filename = "sof-byt.ri",
|
|
.nocodec_tplg_filename = "sof-byt-nocodec.tplg",
|
|
.ops = &sof_byt_ops,
|
|
.arch_ops = &sof_xtensa_arch_ops
|
|
};
|
|
|
|
static const struct sof_dev_desc sof_acpi_cherrytrail_desc = {
|
|
.machines = snd_soc_acpi_intel_cherrytrail_machines,
|
|
.resindex_lpe_base = 0,
|
|
.resindex_pcicfg_base = 1,
|
|
.resindex_imr_base = 2,
|
|
.irqindex_host_ipc = 5,
|
|
.chip_info = &cht_chip_info,
|
|
.default_fw_path = "intel/sof",
|
|
.default_tplg_path = "intel/sof-tplg",
|
|
.nocodec_fw_filename = "sof-cht.ri",
|
|
.nocodec_tplg_filename = "sof-cht-nocodec.tplg",
|
|
.ops = &sof_cht_ops,
|
|
.arch_ops = &sof_xtensa_arch_ops
|
|
};
|
|
|
|
#endif
|
|
|
|
static const struct dev_pm_ops sof_acpi_pm = {
|
|
SET_SYSTEM_SLEEP_PM_OPS(snd_sof_suspend, snd_sof_resume)
|
|
SET_RUNTIME_PM_OPS(snd_sof_runtime_suspend, snd_sof_runtime_resume,
|
|
NULL)
|
|
};
|
|
|
|
static void sof_acpi_probe_complete(struct device *dev)
|
|
{
|
|
/* allow runtime_pm */
|
|
pm_runtime_set_autosuspend_delay(dev, SND_SOF_SUSPEND_DELAY_MS);
|
|
pm_runtime_use_autosuspend(dev);
|
|
pm_runtime_enable(dev);
|
|
}
|
|
|
|
static int sof_acpi_probe(struct platform_device *pdev)
|
|
{
|
|
struct device *dev = &pdev->dev;
|
|
const struct sof_dev_desc *desc;
|
|
struct snd_soc_acpi_mach *mach;
|
|
struct snd_sof_pdata *sof_pdata;
|
|
const struct snd_sof_dsp_ops *ops;
|
|
int ret;
|
|
|
|
dev_dbg(&pdev->dev, "ACPI DSP detected");
|
|
|
|
sof_pdata = devm_kzalloc(dev, sizeof(*sof_pdata), GFP_KERNEL);
|
|
if (!sof_pdata)
|
|
return -ENOMEM;
|
|
|
|
desc = device_get_match_data(dev);
|
|
if (!desc)
|
|
return -ENODEV;
|
|
|
|
#if IS_ENABLED(CONFIG_SND_SOC_SOF_BAYTRAIL)
|
|
if (desc == &sof_acpi_baytrail_desc && soc_intel_is_byt_cr(pdev))
|
|
desc = &sof_acpi_baytrailcr_desc;
|
|
#endif
|
|
|
|
/* get ops for platform */
|
|
ops = desc->ops;
|
|
if (!ops) {
|
|
dev_err(dev, "error: no matching ACPI descriptor ops\n");
|
|
return -ENODEV;
|
|
}
|
|
|
|
#if IS_ENABLED(CONFIG_SND_SOC_SOF_FORCE_NOCODEC_MODE)
|
|
/* force nocodec mode */
|
|
dev_warn(dev, "Force to use nocodec mode\n");
|
|
mach = devm_kzalloc(dev, sizeof(*mach), GFP_KERNEL);
|
|
if (!mach)
|
|
return -ENOMEM;
|
|
ret = sof_nocodec_setup(dev, sof_pdata, mach, desc, ops);
|
|
if (ret < 0)
|
|
return ret;
|
|
#else
|
|
/* find machine */
|
|
mach = snd_soc_acpi_find_machine(desc->machines);
|
|
if (!mach) {
|
|
dev_warn(dev, "warning: No matching ASoC machine driver found\n");
|
|
} else {
|
|
sof_pdata->fw_filename = mach->sof_fw_filename;
|
|
sof_pdata->tplg_filename = mach->sof_tplg_filename;
|
|
}
|
|
#endif
|
|
|
|
if (mach) {
|
|
mach->mach_params.platform = dev_name(dev);
|
|
mach->mach_params.acpi_ipc_irq_index = desc->irqindex_host_ipc;
|
|
}
|
|
|
|
sof_pdata->machine = mach;
|
|
sof_pdata->desc = desc;
|
|
sof_pdata->dev = &pdev->dev;
|
|
sof_pdata->platform = dev_name(dev);
|
|
|
|
/* alternate fw and tplg filenames ? */
|
|
if (fw_path)
|
|
sof_pdata->fw_filename_prefix = fw_path;
|
|
else
|
|
sof_pdata->fw_filename_prefix =
|
|
sof_pdata->desc->default_fw_path;
|
|
|
|
if (tplg_path)
|
|
sof_pdata->tplg_filename_prefix = tplg_path;
|
|
else
|
|
sof_pdata->tplg_filename_prefix =
|
|
sof_pdata->desc->default_tplg_path;
|
|
|
|
#if IS_ENABLED(CONFIG_SND_SOC_SOF_PROBE_WORK_QUEUE)
|
|
/* set callback to enable runtime_pm */
|
|
sof_pdata->sof_probe_complete = sof_acpi_probe_complete;
|
|
#endif
|
|
/* call sof helper for DSP hardware probe */
|
|
ret = snd_sof_device_probe(dev, sof_pdata);
|
|
if (ret) {
|
|
dev_err(dev, "error: failed to probe DSP hardware!\n");
|
|
return ret;
|
|
}
|
|
|
|
#if !IS_ENABLED(CONFIG_SND_SOC_SOF_PROBE_WORK_QUEUE)
|
|
sof_acpi_probe_complete(dev);
|
|
#endif
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int sof_acpi_remove(struct platform_device *pdev)
|
|
{
|
|
pm_runtime_disable(&pdev->dev);
|
|
|
|
/* call sof helper for DSP hardware remove */
|
|
snd_sof_device_remove(&pdev->dev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const struct acpi_device_id sof_acpi_match[] = {
|
|
#if IS_ENABLED(CONFIG_SND_SOC_SOF_HASWELL)
|
|
{ "INT33C8", (unsigned long)&sof_acpi_haswell_desc },
|
|
#endif
|
|
#if IS_ENABLED(CONFIG_SND_SOC_SOF_BROADWELL)
|
|
{ "INT3438", (unsigned long)&sof_acpi_broadwell_desc },
|
|
#endif
|
|
#if IS_ENABLED(CONFIG_SND_SOC_SOF_BAYTRAIL)
|
|
{ "80860F28", (unsigned long)&sof_acpi_baytrail_desc },
|
|
{ "808622A8", (unsigned long)&sof_acpi_cherrytrail_desc },
|
|
#endif
|
|
{ }
|
|
};
|
|
MODULE_DEVICE_TABLE(acpi, sof_acpi_match);
|
|
|
|
/* acpi_driver definition */
|
|
static struct platform_driver snd_sof_acpi_driver = {
|
|
.probe = sof_acpi_probe,
|
|
.remove = sof_acpi_remove,
|
|
.driver = {
|
|
.name = "sof-audio-acpi",
|
|
.pm = &sof_acpi_pm,
|
|
.acpi_match_table = ACPI_PTR(sof_acpi_match),
|
|
},
|
|
};
|
|
module_platform_driver(snd_sof_acpi_driver);
|
|
|
|
MODULE_LICENSE("Dual BSD/GPL");
|