silicons.h

 1/* SPDX-License-Identifier: GPL-2.0-only
 2 * Copyright (C) 2024 Marvell.
 3 */
 4
 5#ifndef __SOC_SILICON_H
 6#define __SOC_SILICON_H
 7
 8#include <linux/types.h>
 9#include <linux/pci.h>
10
11#if defined(CONFIG_ARM64)
12
13#define CN20K_CHIPID	0x20
14/*
15 * Silicon check for CN20K family
16 */
17static inline bool is_cn20k(struct pci_dev *pdev)
18{
19	return (pdev->subsystem_device & 0xFF) == CN20K_CHIPID;
20}
21#else
22#define is_cn20k(pdev)		((void)(pdev), 0)
23#endif
24
25#endif /* __SOC_SILICON_H */