2023-08-30 17:31:07 +02:00
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// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
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//
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// This file is provided under a dual BSD/GPLv2 license. When using or
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// redistributing this file, you may do so under either license.
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//
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// Copyright(c) 2022 Advanced Micro Devices, Inc. All rights reserved.
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//
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// Authors: Ajit Kumar Pandey <AjitKumar.Pandey@amd.com>
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/*.
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* PCI interface for Rembrandt ACP device
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*/
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#include <linux/module.h>
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#include <linux/pci.h>
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#include <linux/platform_device.h>
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#include <sound/sof.h>
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#include <sound/soc-acpi.h>
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#include "../ops.h"
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#include "../sof-pci-dev.h"
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#include "../../amd/mach-config.h"
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#include "acp.h"
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#include "acp-dsp-offset.h"
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#define ACP6x_REG_START 0x1240000
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#define ACP6x_REG_END 0x125C000
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static const struct sof_amd_acp_desc rembrandt_chip_info = {
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.rev = 6,
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.host_bridge_id = HOST_BRIDGE_RMB,
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.pgfsm_base = ACP6X_PGFSM_BASE,
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.ext_intr_stat = ACP6X_EXT_INTR_STAT,
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.dsp_intr_base = ACP6X_DSP_SW_INTR_BASE,
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.sram_pte_offset = ACP6X_SRAM_PTE_OFFSET,
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.hw_semaphore_offset = ACP6X_AXI2DAGB_SEM_0,
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.acp_clkmux_sel = ACP6X_CLKMUX_SEL,
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.fusion_dsp_offset = ACP6X_DSP_FUSION_RUNSTALL,
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};
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static const struct sof_dev_desc rembrandt_desc = {
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.machines = snd_soc_acpi_amd_rmb_sof_machines,
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.resindex_lpe_base = 0,
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.resindex_pcicfg_base = -1,
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.resindex_imr_base = -1,
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.irqindex_host_ipc = -1,
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.chip_info = &rembrandt_chip_info,
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.ipc_supported_mask = BIT(SOF_IPC),
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.ipc_default = SOF_IPC,
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.default_fw_path = {
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[SOF_IPC] = "amd/sof",
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},
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.default_tplg_path = {
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[SOF_IPC] = "amd/sof-tplg",
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},
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.default_fw_filename = {
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[SOF_IPC] = "sof-rmb.ri",
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},
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.nocodec_tplg_filename = "sof-acp.tplg",
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.ops = &sof_rembrandt_ops,
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.ops_init = sof_rembrandt_ops_init,
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};
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static int acp_pci_rmb_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
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{
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2023-10-24 12:59:35 +02:00
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unsigned int flag;
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if (pci->revision != ACP_RMB_PCI_ID)
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return -ENODEV;
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2023-08-30 17:31:07 +02:00
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flag = snd_amd_acp_find_config(pci);
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if (flag != FLAG_AMD_SOF && flag != FLAG_AMD_SOF_ONLY_DMIC)
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return -ENODEV;
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2023-10-24 12:59:35 +02:00
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return sof_pci_probe(pci, pci_id);
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2023-08-30 17:31:07 +02:00
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};
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static void acp_pci_rmb_remove(struct pci_dev *pci)
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{
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sof_pci_remove(pci);
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}
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/* PCI IDs */
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static const struct pci_device_id rmb_pci_ids[] = {
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{ PCI_DEVICE(PCI_VENDOR_ID_AMD, ACP_PCI_DEV_ID),
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.driver_data = (unsigned long)&rembrandt_desc},
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{ 0, }
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};
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MODULE_DEVICE_TABLE(pci, rmb_pci_ids);
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/* pci_driver definition */
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static struct pci_driver snd_sof_pci_amd_rmb_driver = {
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.name = KBUILD_MODNAME,
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.id_table = rmb_pci_ids,
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.probe = acp_pci_rmb_probe,
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.remove = acp_pci_rmb_remove,
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};
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module_pci_driver(snd_sof_pci_amd_rmb_driver);
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MODULE_LICENSE("Dual BSD/GPL");
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MODULE_IMPORT_NS(SND_SOC_SOF_AMD_COMMON);
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MODULE_IMPORT_NS(SND_SOC_SOF_PCI_DEV);
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