drivers/media/platform/msm/camera/cam_jpeg/cam_jpeg_context.h

/* Copyright (c) 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 _CAM_JPEG_CONTEXT_H_
#define _CAM_JPEG_CONTEXT_H_

#include <uapi/media/cam_jpeg.h>

#include "cam_context.h"
#include "cam_jpeg_hw_mgr_intf.h"

#define CAM_JPEG_HW_EVENT_MAX 20

/**
 * struct cam_jpeg_context - Jpeg context
 * @base: Base jpeg cam context object
 * @req_base: Common request structure
 */
struct cam_jpeg_context {
	struct cam_context *base;
	struct cam_ctx_request req_base[CAM_CTX_REQ_MAX];
};

/* cam jpeg context irq handling function type */
typedef int (*cam_jpeg_hw_event_cb_func)(
	struct cam_jpeg_context *ctx_jpeg,
	void *evt_data);

/**
 * struct cam_jpeg_ctx_irq_ops - Function table for handling IRQ callbacks
 *
 * @irq_ops: Array of handle function pointers.
 *
 */
struct cam_jpeg_ctx_irq_ops {
	cam_jpeg_hw_event_cb_func irq_ops[CAM_JPEG_HW_EVENT_MAX];
};

/**
 * cam_jpeg_context_init()
 *
 * @brief: Initialization function for the JPEG context
 *
 * @ctx: JPEG context obj to be initialized
 * @ctx_base: Context base from cam_context
 * @hw_intf: JPEG hw manager interface
 *
 */
int cam_jpeg_context_init(struct cam_jpeg_context *ctx,
	struct cam_context *ctx_base,
	struct cam_hw_mgr_intf *hw_intf);

/**
 * cam_jpeg_context_deinit()
 *
 * @brief: Deinitialize function for the JPEG context
 *
 * @ctx: JPEG context obj to be deinitialized
 *
 */
int cam_jpeg_context_deinit(struct cam_jpeg_context *ctx);

#endif  /* __CAM_JPEG_CONTEXT_H__ */