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/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright(C) 2019 Marvell International Ltd.
 */

#ifndef _NITROX_HAL_H_
#define _NITROX_HAL_H_

#include <rte_cycles.h>
#include <rte_byteorder.h>

#include "nitrox_csr.h"

union nps_pkt_slc_cnts {
	uint64_t u64;
	struct {
#if RTE_BYTE_ORDER == RTE_BIG_ENDIAN
		uint64_t slc_int : 1;
		uint64_t uns_int : 1;
		uint64_t in_int : 1;
		uint64_t mbox_int : 1;
		uint64_t resend : 1;
		uint64_t raz : 5;
		uint64_t timer : 22;
		uint64_t cnt : 32;
#else
		uint64_t cnt : 32;
		uint64_t timer : 22;
		uint64_t raz : 5;
		uint64_t resend : 1;
		uint64_t mbox_int : 1;
		uint64_t in_int : 1;
		uint64_t uns_int : 1;
		uint64_t slc_int : 1;
#endif
	} s;
};

union nps_pkt_slc_int_levels {
	uint64_t u64;
	struct {
#if RTE_BYTE_ORDER == RTE_BIG_ENDIAN
		uint64_t bmode : 1;
		uint64_t raz : 9;
		uint64_t timet : 22;
		uint64_t cnt : 32;
#else
		uint64_t cnt : 32;
		uint64_t timet : 22;
		uint64_t raz : 9;
		uint64_t bmode : 1;
#endif
	} s;
};

union nps_pkt_slc_ctl {
	uint64_t u64;
	struct {
#if RTE_BYTE_ORDER == RTE_BIG_ENDIAN
		uint64_t raz : 61;
		uint64_t rh : 1;
		uint64_t z : 1;
		uint64_t enb : 1;
#else
		uint64_t enb : 1;
		uint64_t z : 1;
		uint64_t rh : 1;
		uint64_t raz : 61;
#endif
	} s;
};

union nps_pkt_in_instr_ctl {
	uint64_t u64;
	struct {
#if RTE_BYTE_ORDER == RTE_BIG_ENDIAN
		uint64_t raz : 62;
		uint64_t is64b : 1;
		uint64_t enb : 1;
#else
		uint64_t enb : 1;
		uint64_t is64b : 1;
		uint64_t raz : 62;
#endif
	} s;
};

union nps_pkt_in_instr_rsize {
	uint64_t u64;
	struct {
#if RTE_BYTE_ORDER == RTE_BIG_ENDIAN
		uint64_t raz : 32;
		uint64_t rsize : 32;
#else
		uint64_t rsize : 32;
		uint64_t raz : 32;
#endif
	} s;
};

union nps_pkt_in_instr_baoff_dbell {
	uint64_t u64;
	struct {
#if RTE_BYTE_ORDER == RTE_BIG_ENDIAN
		uint64_t aoff : 32;
		uint64_t dbell : 32;
#else
		uint64_t dbell : 32;
		uint64_t aoff : 32;
#endif
	} s;
};

union nps_pkt_in_done_cnts {
	uint64_t u64;
	struct {
#if RTE_BYTE_ORDER == RTE_BIG_ENDIAN
		uint64_t slc_int : 1;
		uint64_t uns_int : 1;
		uint64_t in_int : 1;
		uint64_t mbox_int : 1;
		uint64_t resend : 1;
		uint64_t raz : 27;
		uint64_t cnt : 32;
#else
		uint64_t cnt : 32;
		uint64_t raz : 27;
		uint64_t resend : 1;
		uint64_t mbox_int : 1;
		uint64_t in_int : 1;
		uint64_t uns_int : 1;
		uint64_t slc_int : 1;
#endif
	} s;
};

union aqmq_qsz {
	uint64_t u64;
	struct {
#if RTE_BYTE_ORDER == RTE_BIG_ENDIAN
		uint64_t raz : 32;
		uint64_t host_queue_size : 32;
#else
		uint64_t host_queue_size : 32;
		uint64_t raz : 32;
#endif
	} s;
};

enum nitrox_vf_mode {
	NITROX_MODE_PF = 0x0,
	NITROX_MODE_VF16 = 0x1,
	NITROX_MODE_VF32 = 0x2,
	NITROX_MODE_VF64 = 0x3,
	NITROX_MODE_VF128 = 0x4,
};

int vf_get_vf_config_mode(uint8_t *bar_addr);
int vf_config_mode_to_nr_queues(enum nitrox_vf_mode vf_mode);
void setup_nps_pkt_input_ring(uint8_t *bar_addr, uint16_t ring, uint32_t rsize,
			      phys_addr_t raddr);
void setup_nps_pkt_solicit_output_port(uint8_t *bar_addr, uint16_t port);
void nps_pkt_input_ring_disable(uint8_t *bar_addr, uint16_t ring);
void nps_pkt_solicited_port_disable(uint8_t *bar_addr, uint16_t port);

#endif /* _NITROX_HAL_H_ */