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/* SPDX-License-Identifier: GPL-2.0 */
/*
* IBM System z PNET ID Support
*
* Copyright IBM Corp. 2018
*/
#ifndef _ASM_S390_PNET_H
#define _ASM_S390_PNET_H
#include <linux/device.h>
#include <linux/types.h>
#define PNETIDS_LEN 64 /* Total utility string length in bytes
* to cover up to 4 PNETIDs of 16 bytes
* for up to 4 device ports
*/
#define MAX_PNETID_LEN 16 /* Max.length of a single port PNETID */
#define MAX_PNETID_PORTS (PNETIDS_LEN / MAX_PNETID_LEN)
/* Max. # of ports with a PNETID */
int pnet_id_by_dev_port(struct device *dev, unsigned short port, u8 *pnetid);
#endif /* _ASM_S390_PNET_H */
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