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1// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)2//3// This file is provided under a dual BSD/GPLv2 license. When using or4// redistributing this file, you may do so under either license.5//6// Copyright(c) 2023 Advanced Micro Devices, Inc. All rights reserved.7//8// Authors: Venkata Prasad Potturu <venkataprasad.potturu@amd.com>9 10/*.11 * PCI interface for Vangogh ACP device12 */13 14#include <linux/module.h>15#include <linux/pci.h>16#include <linux/platform_device.h>17#include <sound/sof.h>18#include <sound/soc-acpi.h>19 20#include "../ops.h"21#include "../sof-pci-dev.h"22#include "../../amd/mach-config.h"23#include "acp.h"24#include "acp-dsp-offset.h"25 26#define ACP5X_FUTURE_REG_ACLK_0 0x186427 28static const struct sof_amd_acp_desc vangogh_chip_info = {29 .name = "vangogh",30 .host_bridge_id = HOST_BRIDGE_VGH,31 .pgfsm_base = ACP5X_PGFSM_BASE,32 .ext_intr_stat = ACP5X_EXT_INTR_STAT,33 .dsp_intr_base = ACP5X_DSP_SW_INTR_BASE,34 .sram_pte_offset = ACP5X_SRAM_PTE_OFFSET,35 .hw_semaphore_offset = ACP5X_AXI2DAGB_SEM_0,36 .probe_reg_offset = ACP5X_FUTURE_REG_ACLK_0,37};38 39static const struct sof_dev_desc vangogh_desc = {40 .machines = snd_soc_acpi_amd_vangogh_sof_machines,41 .resindex_lpe_base = 0,42 .resindex_pcicfg_base = -1,43 .resindex_imr_base = -1,44 .irqindex_host_ipc = -1,45 .chip_info = &vangogh_chip_info,46 .ipc_supported_mask = BIT(SOF_IPC_TYPE_3),47 .ipc_default = SOF_IPC_TYPE_3,48 .default_fw_path = {49 [SOF_IPC_TYPE_3] = "amd/sof",50 },51 .default_tplg_path = {52 [SOF_IPC_TYPE_3] = "amd/sof-tplg",53 },54 .default_fw_filename = {55 [SOF_IPC_TYPE_3] = "sof-vangogh.ri",56 },57 .nocodec_tplg_filename = "sof-acp.tplg",58 .ops = &sof_vangogh_ops,59 .ops_init = sof_vangogh_ops_init,60};61 62static int acp_pci_vgh_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)63{64 unsigned int flag;65 66 if (pci->revision != ACP_VANGOGH_PCI_ID)67 return -ENODEV;68 69 flag = snd_amd_acp_find_config(pci);70 if (flag != FLAG_AMD_SOF && flag != FLAG_AMD_SOF_ONLY_DMIC)71 return -ENODEV;72 73 return sof_pci_probe(pci, pci_id);74};75 76static void acp_pci_vgh_remove(struct pci_dev *pci)77{78 sof_pci_remove(pci);79}80 81/* PCI IDs */82static const struct pci_device_id vgh_pci_ids[] = {83 { PCI_DEVICE(PCI_VENDOR_ID_AMD, ACP_PCI_DEV_ID),84 .driver_data = (unsigned long)&vangogh_desc},85 { 0, }86};87MODULE_DEVICE_TABLE(pci, vgh_pci_ids);88 89/* pci_driver definition */90static struct pci_driver snd_sof_pci_amd_vgh_driver = {91 .name = KBUILD_MODNAME,92 .id_table = vgh_pci_ids,93 .probe = acp_pci_vgh_probe,94 .remove = acp_pci_vgh_remove,95 .driver = {96 .pm = &sof_pci_pm,97 },98};99module_pci_driver(snd_sof_pci_amd_vgh_driver);100 101MODULE_LICENSE("Dual BSD/GPL");102MODULE_DESCRIPTION("VANGOGH SOF Driver");103MODULE_IMPORT_NS(SND_SOC_SOF_AMD_COMMON);104MODULE_IMPORT_NS(SND_SOC_SOF_PCI_DEV);105