/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _WINDOWS

#ifndef _PS3_DEVICE_MANAGER_SAS_H_
#define _PS3_DEVICE_MANAGER_SAS_H_
#include <linux/version.h>

#include <scsi/scsi_device.h>
#include <scsi/scsi_transport_sas.h>

#include "ps3_htp_def.h"
#include "ps3_htp_dev.h"
#include "ps3_htp_event.h"
#include "ps3_device_manager.h"
#include "ps3_kernel_version.h"

#define PS3_SAS_HBA_MAX_SAS_NUM 3

#define PS3_SAS_MAX_PHY_NUM (128)
#define PS3_SAS_INVALID_ID (0xFF)
#define PS3_SAS_INVALID_SAS_ADDR (0x0)
#define PS3_SAS_REQ_BUFF_LEN (4096)

struct ps3_instance;

struct ps3_sas_node {
	struct list_head list;
	struct device *dev;
	struct ps3_sas_phy *phys;
	struct list_head sas_port_list;
	unsigned long long sas_address;
	unsigned long long parent_sas_address;
	unsigned char phy_count;
	unsigned char encl_id;
	unsigned char parent_encl_id;
	unsigned char dev_type;
	unsigned char reserved[4];
};

struct ps3_sas_phy {
	struct list_head port_siblings;
	struct sas_identify identify;
	struct sas_identify remote_identify;
	struct sas_phy *phy;
	struct ps3_sas_port *attach_port;
	unsigned char phy_id;
	unsigned char encl_id;
	unsigned char slot_id;
	unsigned char reserved[5];
};

struct ps3_sas_port {
	struct list_head list;
	struct sas_identify remote_identify;
	struct sas_rphy *rphy;
	struct sas_port *port;
	struct list_head phy_list;
	unsigned short pd_flat_id;
	unsigned char phy_count;
	unsigned char reserved[5];
};

struct ps3_sas_dev_context {
	struct list_head ps3_sas_node_list;
	spinlock_t ps3_sas_node_lock;
	struct ps3_sas_node ps3_hba_sas;
	unsigned long long ps3_hba_sas_addr[PS3_SAS_HBA_MAX_SAS_NUM];
	struct semaphore ps3_sas_smp_semaphore;

	dma_addr_t ps3_sas_buff_dma_addr;
	dma_addr_t ps3_sas_phy_buff_dma_addr;
	void *ps3_sas_buff;
	struct PS3PhyInfo *ps3_sas_phy_buff;
	unsigned char is_support_smp;
	unsigned char reserved[7];
};

unsigned char ps3_sas_is_support_smp(struct ps3_instance *instance);

int ps3_sas_device_mgr_init(struct ps3_instance *instance);

int ps3_sas_device_mgr_exit(struct ps3_instance *instance);

int ps3_sas_device_data_init(struct ps3_instance *instance);

int ps3_sas_device_data_exit(struct ps3_instance *instance);

int ps3_sas_rphy_slot_get(struct ps3_instance *instance,
			  unsigned long long sas_addr, unsigned int *slot_id);

unsigned long long
ps3_sas_rphy_parent_sas_addr_get(struct ps3_instance *instance,
				 unsigned long long sas_addr);

unsigned char ps3_sas_encl_id_get(struct ps3_instance *instance,
				  unsigned long long sas_addr);

int ps3_sas_expander_event_refresh(struct ps3_instance *instance);

int ps3_sas_update_detail_proc(struct ps3_instance *instance,
			       struct PS3EventDetail *event_detail,
			       unsigned int event_cnt);

int ps3_sas_add_device(struct ps3_instance *instance,
		       struct ps3_pd_entry *pd_entry);

int ps3_sas_remove_device(struct ps3_instance *instance,
			  struct PS3DiskDevPos *diskPos, unsigned char encl_id,
			  unsigned char phy_id);

void ps3_sas_expander_node_del(struct ps3_instance *instance,
			       struct ps3_sas_node *exp_node);

struct ps3_sas_node *
ps3_sas_find_node_by_sas_addr(struct ps3_instance *instance,
			      unsigned long long sas_addr);

void ps3_sas_node_phy_update(struct ps3_instance *instance,
			     struct ps3_sas_phy *ps3_phy,
			     struct PS3PhyInfo *phy_info);

#if defined(PS3_SAS_LONG_LUN)
int ps3_sas_user_scan(struct Scsi_Host *host, unsigned int channel,
		      unsigned int id, unsigned int lun);
#else
int ps3_sas_user_scan(struct Scsi_Host *host, unsigned int channel,
		      unsigned int id, unsigned long long lun);
#endif

#endif
#endif