/*
 * Copyright (C) Cvitek Co., Ltd. 2019-2021. All rights reserved.
 *
 * File Name: vcodec_common.h
 * Description:
 */

#ifndef __VCODEC_COMMON_H__
#define __VCODEC_COMMON_H__

#ifdef __cplusplus
extern "C" {
#endif

#include <linux/of.h>
#include <linux/version.h>
#include "cvi_vcodec.h"
#include "vpuconfig.h"

typedef struct vpu_drv_context_t {
	struct fasync_struct *async_queue;
	u32 open_count; /*!<< device reference count. Not instance count */
} vpu_drv_context_t;

struct cvi_vcodec_context {
	vpudrv_buffer_t s_vpu_register;
	int s_vcodec_irq;
	int s_sbm_irq;
	int s_interrupt_flag;
	wait_queue_head_t s_interrupt_wait_q;
	int s_sbm_interrupt_flag;
	wait_queue_head_t s_sbm_interrupt_wait_q;
	unsigned long interrupt_reason;
	vpu_bit_firmware_info_t s_bit_firmware_info;
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5, 10, 0))
	struct timespec64 irq_timestamp;
	struct timespec64 sbm_irq_timestamp;
#else
	struct timespec irq_timestamp;
	struct timespec sbm_irq_timestamp;
#endif
};

struct cvi_vcodec_device {
	struct cvi_vcodec_context vcodec_ctx[MAX_NUM_VPU_CORE];
	vpudrv_buffer_t s_instance_pool;
	vpudrv_buffer_t s_common_memory[MAX_NUM_VPU_CORE];
	vpudrv_buffer_t ctrl_register;
	vpudrv_buffer_t remap_register;
	vpudrv_buffer_t sbm_register;

	vpu_drv_context_t s_vpu_drv_context;
};

extern const struct of_device_id cvi_vpu_match_table[];
extern struct cvi_vcodec_device vcodec_dev;

void vpu_clk_get(struct cvi_vpu_device *vdev);
void vpu_clk_put(struct cvi_vpu_device *vdev);
void vpu_clk_enable(struct cvi_vpu_device *vdev, int mask);
void vpu_clk_disable(struct cvi_vpu_device *vdev, int mask);
unsigned long vpu_clk_get_rate(struct cvi_vpu_device *vdev);
void cviConfigDDR(struct cvi_vpu_device *vdev);

#ifdef __cplusplus
}
#endif

#endif