WSL2-Linux-Kernel/sound/soc/sof/sof-pci-dev.c

402 строки
11 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/firmware.h>
#include <linux/module.h>
#include <linux/pci.h>
#include <linux/pm_runtime.h>
#include <sound/soc-acpi.h>
#include <sound/soc-acpi-intel-match.h>
#include <sound/sof.h>
#include "ops.h"
/* platform specific devices */
#include "intel/shim.h"
#include "intel/hda.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_APOLLOLAKE)
static const struct sof_dev_desc bxt_desc = {
.machines = snd_soc_acpi_intel_bxt_machines,
.resindex_lpe_base = 0,
.resindex_pcicfg_base = -1,
.resindex_imr_base = -1,
.irqindex_host_ipc = -1,
.resindex_dma_base = -1,
.chip_info = &apl_chip_info,
.default_fw_path = "intel/sof",
.default_tplg_path = "intel/sof-tplg",
.nocodec_fw_filename = "sof-apl.ri",
.nocodec_tplg_filename = "sof-apl-nocodec.tplg",
.ops = &sof_apl_ops,
.arch_ops = &sof_xtensa_arch_ops
};
#endif
#if IS_ENABLED(CONFIG_SND_SOC_SOF_GEMINILAKE)
static const struct sof_dev_desc glk_desc = {
.machines = snd_soc_acpi_intel_glk_machines,
.resindex_lpe_base = 0,
.resindex_pcicfg_base = -1,
.resindex_imr_base = -1,
.irqindex_host_ipc = -1,
.resindex_dma_base = -1,
.chip_info = &apl_chip_info,
.default_fw_path = "intel/sof",
.default_tplg_path = "intel/sof-tplg",
.nocodec_fw_filename = "sof-glk.ri",
.nocodec_tplg_filename = "sof-glk-nocodec.tplg",
.ops = &sof_apl_ops,
.arch_ops = &sof_xtensa_arch_ops
};
#endif
#if IS_ENABLED(CONFIG_SND_SOC_SOF_MERRIFIELD)
static struct snd_soc_acpi_mach sof_tng_machines[] = {
{
.id = "INT343A",
.drv_name = "edison",
.sof_fw_filename = "sof-byt.ri",
.sof_tplg_filename = "sof-byt.tplg",
},
{}
};
static const struct sof_dev_desc tng_desc = {
.machines = sof_tng_machines,
.resindex_lpe_base = 3, /* IRAM, but subtract IRAM offset */
.resindex_pcicfg_base = -1,
.resindex_imr_base = 0,
.irqindex_host_ipc = -1,
.resindex_dma_base = -1,
.chip_info = &tng_chip_info,
.default_fw_path = "intel/sof",
.default_tplg_path = "intel/sof-tplg",
.nocodec_fw_filename = "sof-byt.ri",
.nocodec_tplg_filename = "sof-byt.tplg",
.ops = &sof_tng_ops,
.arch_ops = &sof_xtensa_arch_ops
};
#endif
#if IS_ENABLED(CONFIG_SND_SOC_SOF_CANNONLAKE)
static const struct sof_dev_desc cnl_desc = {
.machines = snd_soc_acpi_intel_cnl_machines,
.resindex_lpe_base = 0,
.resindex_pcicfg_base = -1,
.resindex_imr_base = -1,
.irqindex_host_ipc = -1,
.resindex_dma_base = -1,
.chip_info = &cnl_chip_info,
.default_fw_path = "intel/sof",
.default_tplg_path = "intel/sof-tplg",
.nocodec_fw_filename = "sof-cnl.ri",
.nocodec_tplg_filename = "sof-cnl-nocodec.tplg",
.ops = &sof_cnl_ops,
.arch_ops = &sof_xtensa_arch_ops
};
#endif
#if IS_ENABLED(CONFIG_SND_SOC_SOF_COFFEELAKE)
static const struct sof_dev_desc cfl_desc = {
.machines = snd_soc_acpi_intel_cnl_machines,
.resindex_lpe_base = 0,
.resindex_pcicfg_base = -1,
.resindex_imr_base = -1,
.irqindex_host_ipc = -1,
.resindex_dma_base = -1,
.chip_info = &cnl_chip_info,
.default_fw_path = "intel/sof",
.default_tplg_path = "intel/sof-tplg",
.nocodec_fw_filename = "sof-cnl.ri",
.nocodec_tplg_filename = "sof-cnl-nocodec.tplg",
.ops = &sof_cnl_ops,
.arch_ops = &sof_xtensa_arch_ops
};
#endif
#if IS_ENABLED(CONFIG_SND_SOC_SOF_COMETLAKE_LP) || \
IS_ENABLED(CONFIG_SND_SOC_SOF_COMETLAKE_H)
static const struct sof_dev_desc cml_desc = {
.machines = snd_soc_acpi_intel_cnl_machines,
.resindex_lpe_base = 0,
.resindex_pcicfg_base = -1,
.resindex_imr_base = -1,
.irqindex_host_ipc = -1,
.resindex_dma_base = -1,
.chip_info = &cnl_chip_info,
.default_fw_path = "intel/sof",
.default_tplg_path = "intel/sof-tplg",
.nocodec_fw_filename = "sof-cnl.ri",
.nocodec_tplg_filename = "sof-cnl-nocodec.tplg",
.ops = &sof_cnl_ops,
.arch_ops = &sof_xtensa_arch_ops
};
#endif
#if IS_ENABLED(CONFIG_SND_SOC_SOF_ICELAKE)
static const struct sof_dev_desc icl_desc = {
.machines = snd_soc_acpi_intel_icl_machines,
.resindex_lpe_base = 0,
.resindex_pcicfg_base = -1,
.resindex_imr_base = -1,
.irqindex_host_ipc = -1,
.resindex_dma_base = -1,
.chip_info = &icl_chip_info,
.default_fw_path = "intel/sof",
.default_tplg_path = "intel/sof-tplg",
.nocodec_fw_filename = "sof-icl.ri",
.nocodec_tplg_filename = "sof-icl-nocodec.tplg",
.ops = &sof_cnl_ops,
.arch_ops = &sof_xtensa_arch_ops
};
#endif
#if IS_ENABLED(CONFIG_SND_SOC_SOF_SKYLAKE)
static const struct sof_dev_desc skl_desc = {
.machines = snd_soc_acpi_intel_skl_machines,
.resindex_lpe_base = 0,
.resindex_pcicfg_base = -1,
.resindex_imr_base = -1,
.irqindex_host_ipc = -1,
.resindex_dma_base = -1,
.chip_info = &skl_chip_info,
.default_fw_path = "intel/sof",
.default_tplg_path = "intel/sof-tplg",
.nocodec_fw_filename = "sof-skl.ri",
.nocodec_tplg_filename = "sof-skl-nocodec.tplg",
.ops = &sof_skl_ops,
.arch_ops = &sof_xtensa_arch_ops
};
#endif
#if IS_ENABLED(CONFIG_SND_SOC_SOF_KABYLAKE)
static const struct sof_dev_desc kbl_desc = {
.machines = snd_soc_acpi_intel_kbl_machines,
.resindex_lpe_base = 0,
.resindex_pcicfg_base = -1,
.resindex_imr_base = -1,
.irqindex_host_ipc = -1,
.resindex_dma_base = -1,
.chip_info = &skl_chip_info,
.default_fw_path = "intel/sof",
.default_tplg_path = "intel/sof-tplg",
.nocodec_fw_filename = "sof-kbl.ri",
.nocodec_tplg_filename = "sof-kbl-nocodec.tplg",
.ops = &sof_skl_ops,
.arch_ops = &sof_xtensa_arch_ops
};
#endif
static const struct dev_pm_ops sof_pci_pm = {
SET_SYSTEM_SLEEP_PM_OPS(snd_sof_suspend, snd_sof_resume)
SET_RUNTIME_PM_OPS(snd_sof_runtime_suspend, snd_sof_runtime_resume,
snd_sof_runtime_idle)
};
static void sof_pci_probe_complete(struct device *dev)
{
dev_dbg(dev, "Completing SOF PCI probe");
/* allow runtime_pm */
pm_runtime_set_autosuspend_delay(dev, SND_SOF_SUSPEND_DELAY_MS);
pm_runtime_use_autosuspend(dev);
/*
* runtime pm for pci device is "forbidden" by default.
* so call pm_runtime_allow() to enable it.
*/
pm_runtime_allow(dev);
/* follow recommendation in pci-driver.c to decrement usage counter */
pm_runtime_put_noidle(dev);
}
static int sof_pci_probe(struct pci_dev *pci,
const struct pci_device_id *pci_id)
{
struct device *dev = &pci->dev;
const struct sof_dev_desc *desc =
(const struct sof_dev_desc *)pci_id->driver_data;
struct snd_soc_acpi_mach *mach;
struct snd_sof_pdata *sof_pdata;
const struct snd_sof_dsp_ops *ops;
int ret;
dev_dbg(&pci->dev, "PCI DSP detected");
/* get ops for platform */
ops = desc->ops;
if (!ops) {
dev_err(dev, "error: no matching PCI descriptor ops\n");
return -ENODEV;
}
sof_pdata = devm_kzalloc(dev, sizeof(*sof_pdata), GFP_KERNEL);
if (!sof_pdata)
return -ENOMEM;
ret = pcim_enable_device(pci);
if (ret < 0)
return ret;
ret = pci_request_regions(pci, "Audio DSP");
if (ret < 0)
return ret;
#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) {
ret = -ENOMEM;
goto release_regions;
}
ret = sof_nocodec_setup(dev, sof_pdata, mach, desc, ops);
if (ret < 0)
goto release_regions;
#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 {
mach->mach_params.platform = dev_name(dev);
sof_pdata->fw_filename = mach->sof_fw_filename;
sof_pdata->tplg_filename = mach->sof_tplg_filename;
}
#endif /* CONFIG_SND_SOC_SOF_FORCE_NOCODEC_MODE */
sof_pdata->name = pci_name(pci);
sof_pdata->machine = mach;
sof_pdata->desc = (struct sof_dev_desc *)pci_id->driver_data;
sof_pdata->dev = 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_pci_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");
goto release_regions;
}
#if !IS_ENABLED(CONFIG_SND_SOC_SOF_PROBE_WORK_QUEUE)
sof_pci_probe_complete(dev);
#endif
return ret;
release_regions:
pci_release_regions(pci);
return ret;
}
static void sof_pci_remove(struct pci_dev *pci)
{
/* call sof helper for DSP hardware remove */
snd_sof_device_remove(&pci->dev);
/* follow recommendation in pci-driver.c to increment usage counter */
pm_runtime_get_noresume(&pci->dev);
/* release pci regions and disable device */
pci_release_regions(pci);
}
/* PCI IDs */
static const struct pci_device_id sof_pci_ids[] = {
#if IS_ENABLED(CONFIG_SND_SOC_SOF_MERRIFIELD)
{ PCI_DEVICE(0x8086, 0x119a),
.driver_data = (unsigned long)&tng_desc},
#endif
#if IS_ENABLED(CONFIG_SND_SOC_SOF_APOLLOLAKE)
/* BXT-P & Apollolake */
{ PCI_DEVICE(0x8086, 0x5a98),
.driver_data = (unsigned long)&bxt_desc},
{ PCI_DEVICE(0x8086, 0x1a98),
.driver_data = (unsigned long)&bxt_desc},
#endif
#if IS_ENABLED(CONFIG_SND_SOC_SOF_GEMINILAKE)
{ PCI_DEVICE(0x8086, 0x3198),
.driver_data = (unsigned long)&glk_desc},
#endif
#if IS_ENABLED(CONFIG_SND_SOC_SOF_CANNONLAKE)
{ PCI_DEVICE(0x8086, 0x9dc8),
.driver_data = (unsigned long)&cnl_desc},
#endif
#if IS_ENABLED(CONFIG_SND_SOC_SOF_COFFEELAKE)
{ PCI_DEVICE(0x8086, 0xa348),
.driver_data = (unsigned long)&cfl_desc},
#endif
#if IS_ENABLED(CONFIG_SND_SOC_SOF_KABYLAKE)
{ PCI_DEVICE(0x8086, 0x9d71),
.driver_data = (unsigned long)&kbl_desc},
#endif
#if IS_ENABLED(CONFIG_SND_SOC_SOF_SKYLAKE)
{ PCI_DEVICE(0x8086, 0x9d70),
.driver_data = (unsigned long)&skl_desc},
#endif
#if IS_ENABLED(CONFIG_SND_SOC_SOF_ICELAKE)
{ PCI_DEVICE(0x8086, 0x34C8),
.driver_data = (unsigned long)&icl_desc},
#endif
#if IS_ENABLED(CONFIG_SND_SOC_SOF_COMETLAKE_LP)
{ PCI_DEVICE(0x8086, 0x02c8),
.driver_data = (unsigned long)&cml_desc},
#endif
#if IS_ENABLED(CONFIG_SND_SOC_SOF_COMETLAKE_H)
{ PCI_DEVICE(0x8086, 0x06c8),
.driver_data = (unsigned long)&cml_desc},
#endif
{ 0, }
};
MODULE_DEVICE_TABLE(pci, sof_pci_ids);
/* pci_driver definition */
static struct pci_driver snd_sof_pci_driver = {
.name = "sof-audio-pci",
.id_table = sof_pci_ids,
.probe = sof_pci_probe,
.remove = sof_pci_remove,
.driver = {
.pm = &sof_pci_pm,
},
};
module_pci_driver(snd_sof_pci_driver);
MODULE_LICENSE("Dual BSD/GPL");