/* Copyright (c) 2016-2017, The Linux Foundation. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 and
 * only version 2 as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 */

#ifndef _NET_CNSS2_H
#define _NET_CNSS2_H

#include <linux/pci.h>

#define CNSS_MAX_FILE_NAME		20
#define CNSS_MAX_TIMESTAMP_LEN		32

enum cnss_bus_width_type {
	CNSS_BUS_WIDTH_NONE,
	CNSS_BUS_WIDTH_LOW,
	CNSS_BUS_WIDTH_MEDIUM,
	CNSS_BUS_WIDTH_HIGH
};

enum cnss_platform_cap_flag {
	CNSS_HAS_EXTERNAL_SWREG = 0x01,
	CNSS_HAS_UART_ACCESS = 0x02,
};

struct cnss_platform_cap {
	u32 cap_flag;
};

struct cnss_fw_files {
	char image_file[CNSS_MAX_FILE_NAME];
	char board_data[CNSS_MAX_FILE_NAME];
	char otp_data[CNSS_MAX_FILE_NAME];
	char utf_file[CNSS_MAX_FILE_NAME];
	char utf_board_data[CNSS_MAX_FILE_NAME];
	char epping_file[CNSS_MAX_FILE_NAME];
	char evicted_data[CNSS_MAX_FILE_NAME];
};

struct cnss_soc_info {
	void __iomem *va;
	phys_addr_t pa;
	uint32_t chip_id;
	uint32_t chip_family;
	uint32_t board_id;
	uint32_t soc_id;
	uint32_t fw_version;
	char fw_build_timestamp[CNSS_MAX_TIMESTAMP_LEN + 1];
};

struct cnss_wlan_runtime_ops {
	int (*runtime_suspend)(struct pci_dev *pdev);
	int (*runtime_resume)(struct pci_dev *pdev);
};

struct cnss_wlan_driver {
	char *name;
	int  (*probe)(struct pci_dev *pdev, const struct pci_device_id *id);
	void (*remove)(struct pci_dev *pdev);
	int  (*reinit)(struct pci_dev *pdev, const struct pci_device_id *id);
	void (*shutdown)(struct pci_dev *pdev);
	void (*crash_shutdown)(struct pci_dev *pdev);
	int  (*suspend)(struct pci_dev *pdev, pm_message_t state);
	int  (*resume)(struct pci_dev *pdev);
	int  (*suspend_noirq)(struct pci_dev *pdev);
	int  (*resume_noirq)(struct pci_dev *pdev);
	void (*modem_status)(struct pci_dev *, int state);
	void (*update_status)(struct pci_dev *pdev, uint32_t status);
	struct cnss_wlan_runtime_ops *runtime_ops;
	const struct pci_device_id *id_table;
};

enum cnss_driver_status {
	CNSS_UNINITIALIZED,
	CNSS_INITIALIZED,
	CNSS_LOAD_UNLOAD,
	CNSS_RECOVERY,
};

struct cnss_ce_tgt_pipe_cfg {
	u32 pipe_num;
	u32 pipe_dir;
	u32 nentries;
	u32 nbytes_max;
	u32 flags;
	u32 reserved;
};

struct cnss_ce_svc_pipe_cfg {
	u32 service_id;
	u32 pipe_dir;
	u32 pipe_num;
};

struct cnss_shadow_reg_cfg {
	u16 ce_id;
	u16 reg_offset;
};

struct cnss_shadow_reg_v2_cfg {
	u32 addr;
};

struct cnss_wlan_enable_cfg {
	u32 num_ce_tgt_cfg;
	struct cnss_ce_tgt_pipe_cfg *ce_tgt_cfg;
	u32 num_ce_svc_pipe_cfg;
	struct cnss_ce_svc_pipe_cfg *ce_svc_cfg;
	u32 num_shadow_reg_cfg;
	struct cnss_shadow_reg_cfg *shadow_reg_cfg;
	u32 num_shadow_reg_v2_cfg;
	struct cnss_shadow_reg_v2_cfg *shadow_reg_v2_cfg;
};

enum cnss_driver_mode {
	CNSS_MISSION,
	CNSS_FTM,
	CNSS_EPPING,
	CNSS_WALTEST,
	CNSS_OFF,
	CNSS_CCPM,
	CNSS_QVIT,
	CNSS_CALIBRATION,
};

enum cnss_recovery_reason {
	CNSS_REASON_DEFAULT,
	CNSS_REASON_LINK_DOWN,
};

extern int cnss_wlan_register_driver(struct cnss_wlan_driver *driver);
extern void cnss_wlan_unregister_driver(struct cnss_wlan_driver *driver);
extern void cnss_device_crashed(void);
extern int cnss_pci_link_down(struct device *dev);
extern void cnss_schedule_recovery(struct device *dev,
				   enum cnss_recovery_reason reason);
extern int cnss_self_recovery(struct device *dev,
			      enum cnss_recovery_reason reason);
extern void *cnss_get_virt_ramdump_mem(unsigned long *size);
extern int cnss_get_fw_files_for_target(struct cnss_fw_files *pfw_files,
					u32 target_type, u32 target_version);
extern int cnss_get_platform_cap(struct cnss_platform_cap *cap);
extern int cnss_get_soc_info(struct device *dev, struct cnss_soc_info *info);
extern void cnss_set_driver_status(enum cnss_driver_status driver_status);
extern int cnss_set_wlan_unsafe_channel(u16 *unsafe_ch_list, u16 ch_count);
extern int cnss_get_wlan_unsafe_channel(u16 *unsafe_ch_list, u16 *ch_count,
					u16 buf_len);
extern int cnss_wlan_set_dfs_nol(const void *info, u16 info_len);
extern int cnss_wlan_get_dfs_nol(void *info, u16 info_len);
extern int cnss_power_up(struct device *dev);
extern int cnss_power_down(struct device *dev);
extern u8 *cnss_common_get_wlan_mac_address(struct device *dev, uint32_t *num);
extern void cnss_request_pm_qos(u32 qos_val);
extern void cnss_remove_pm_qos(void);
extern void cnss_lock_pm_sem(void);
extern void cnss_release_pm_sem(void);
extern int cnss_wlan_pm_control(bool vote);
extern int cnss_auto_suspend(void);
extern int cnss_auto_resume(void);
extern int cnss_get_user_msi_assignment(struct device *dev, char *user_name,
					int *num_vectors,
					uint32_t *user_base_data,
					uint32_t *base_vector);
extern int cnss_get_msi_irq(struct device *dev, unsigned int vector);
extern void cnss_get_msi_address(struct device *dev, uint32_t *msi_addr_low,
				 uint32_t *msi_addr_high);
extern int cnss_wlan_enable(struct device *dev,
			    struct cnss_wlan_enable_cfg *config,
			    enum cnss_driver_mode mode,
			    const char *host_version);
extern int cnss_wlan_disable(struct device *dev, enum cnss_driver_mode mode);
int cnss_is_cold_boot_cal_done(struct device *dev);
int cnss_is_fw_ready(struct device *dev);
void *cnss_subsystem_get(struct device *dev);
void cnss_subsystem_put(struct device *dev);

#endif /* _NET_CNSS2_H */