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/* SPDX-License-Identifier: GPL-2.0
* Marvell OcteonTx2 RVU Resource Manager driver
*
* Copyright (C) 2020 Marvell International Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef __OTXRMCMD_H__
#define __OTXRMCMD_H__
#include <linux/ioctl.h>
#define VERPACK(_mj, _mn, _rl) ((_mj) << 16 | (_mn) << 8 | (_rl))
#define VERMAJ(_v) ((_v) >> 16)
#define VERMIN(_v) (((_v) >> 8) & 0xFF)
#define OTXRM_VERSION VERPACK(1, 0, 0)
#define OTXRM_DRVNAME "/dev/otxrm"
/* MEM */
struct otx_mem {
uint64_t pa; /* Phys.base address or offset from base address */
uint16_t nbytes; /* Number of bytes to read */
uint8_t *buf; /* Buffer address for return memory values */
} __packed;
/* MEMV */
struct otx_memv {
uint64_t pbase; /* Base physical address */
uint16_t msize; /* Array of mem size */
struct otx_mem *mm; /* Array of mem */
} __packed;
/* OTXRM IOCTL commands/messages */
#define IOC_TYPE 110
#define IOC_MEMREAD _IOWR(IOC_TYPE, 1, struct otx_mem *)
#define IOC_MEMREADV _IOWR(IOC_TYPE, 2, struct otx_memv *)
#endif /* __OTXRMCMD_H__ */
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