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