// 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) 2022 Advanced Micro Devices, Inc. All rights reserved. // // Authors: Ajit Kumar Pandey <AjitKumar.Pandey@amd.com> /*. * PCI interface for Rembrandt ACP device */ #include <linux/module.h> #include <linux/pci.h> #include <linux/platform_device.h> #include <sound/sof.h> #include <sound/soc-acpi.h> #include "../ops.h" #include "../sof-pci-dev.h" #include "../../amd/mach-config.h" #include "acp.h" #include "acp-dsp-offset.h" #define ACP6x_REG_START 0x1240000 #define ACP6x_REG_END 0x125C000 static const struct sof_amd_acp_desc rembrandt_chip_info = { .rev = 6, .host_bridge_id = HOST_BRIDGE_RMB, .pgfsm_base = ACP6X_PGFSM_BASE, .ext_intr_stat = ACP6X_EXT_INTR_STAT, .dsp_intr_base = ACP6X_DSP_SW_INTR_BASE, .sram_pte_offset = ACP6X_SRAM_PTE_OFFSET, .hw_semaphore_offset = ACP6X_AXI2DAGB_SEM_0, .acp_clkmux_sel = ACP6X_CLKMUX_SEL, .fusion_dsp_offset = ACP6X_DSP_FUSION_RUNSTALL, }; static const struct sof_dev_desc rembrandt_desc = { .machines = snd_soc_acpi_amd_rmb_sof_machines, .resindex_lpe_base = 0, .resindex_pcicfg_base = -1, .resindex_imr_base = -1, .irqindex_host_ipc = -1, .chip_info = &rembrandt_chip_info, .ipc_supported_mask = BIT(SOF_IPC), .ipc_default = SOF_IPC, .default_fw_path = { [SOF_IPC] = "amd/sof", }, .default_tplg_path = { [SOF_IPC] = "amd/sof-tplg", }, .default_fw_filename = { [SOF_IPC] = "sof-rmb.ri", }, .nocodec_tplg_filename = "sof-acp.tplg", .ops = &sof_rembrandt_ops, .ops_init = sof_rembrandt_ops_init, }; static int acp_pci_rmb_probe(struct pci_dev *pci, const struct pci_device_id *pci_id) { unsigned int flag; flag = snd_amd_acp_find_config(pci); if (flag != FLAG_AMD_SOF && flag != FLAG_AMD_SOF_ONLY_DMIC) return -ENODEV; return sof_pci_probe(pci, pci_id); }; static void acp_pci_rmb_remove(struct pci_dev *pci) { sof_pci_remove(pci); } /* PCI IDs */ static const struct pci_device_id rmb_pci_ids[] = { { PCI_DEVICE(PCI_VENDOR_ID_AMD, ACP_PCI_DEV_ID), .driver_data = (unsigned long)&rembrandt_desc}, { 0, } }; MODULE_DEVICE_TABLE(pci, rmb_pci_ids); /* pci_driver definition */ static struct pci_driver snd_sof_pci_amd_rmb_driver = { .name = KBUILD_MODNAME, .id_table = rmb_pci_ids, .probe = acp_pci_rmb_probe, .remove = acp_pci_rmb_remove, }; module_pci_driver(snd_sof_pci_amd_rmb_driver); MODULE_LICENSE("Dual BSD/GPL"); MODULE_IMPORT_NS(SND_SOC_SOF_AMD_COMMON); MODULE_IMPORT_NS(SND_SOC_SOF_PCI_DEV);