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// 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
#define ACP6X_FUTURE_REG_ACLK_0 0x1854
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,
.fusion_dsp_offset = ACP6X_DSP_FUSION_RUNSTALL,
.probe_reg_offset = ACP6X_FUTURE_REG_ACLK_0,
};
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_TYPE_3),
.ipc_default = SOF_IPC_TYPE_3,
.default_fw_path = {
[SOF_IPC_TYPE_3] = "amd/sof",
},
.default_tplg_path = {
[SOF_IPC_TYPE_3] = "amd/sof-tplg",
},
.default_fw_filename = {
[SOF_IPC_TYPE_3] = "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;
if (pci->revision != ACP_RMB_PCI_ID)
return -ENODEV;
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);
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