drivers/staging/media/atomisp/pci/runtime/frame/interface/ia_css_frame_comm.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Support for Intel Camera Imaging ISP subsystem.
 * Copyright (c) 2010 - 2015, Intel Corporation.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms and conditions of the GNU General Public License,
 * version 2, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope 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 __IA_CSS_FRAME_COMM_H__
#define __IA_CSS_FRAME_COMM_H__

#include "type_support.h"
#include "platform_support.h"
#include "runtime/bufq/interface/ia_css_bufq_comm.h"
#include <system_local.h>	 /* ia_css_ptr */

/*
 * These structs are derived from structs defined in ia_css_types.h
 * (just take out the "_sp" from the struct name to get the "original")
 * All the fields that are not needed by the SP are removed.
 */
struct ia_css_frame_sp_plane {
	unsigned int offset;	/* offset in bytes to start of frame data */
	/* offset is wrt data in sh_css_sp_sp_frame */
};

struct ia_css_frame_sp_binary_plane {
	unsigned int size;
	struct ia_css_frame_sp_plane data;
};

struct ia_css_frame_sp_yuv_planes {
	struct ia_css_frame_sp_plane y;
	struct ia_css_frame_sp_plane u;
	struct ia_css_frame_sp_plane v;
};

struct ia_css_frame_sp_nv_planes {
	struct ia_css_frame_sp_plane y;
	struct ia_css_frame_sp_plane uv;
};

struct ia_css_frame_sp_rgb_planes {
	struct ia_css_frame_sp_plane r;
	struct ia_css_frame_sp_plane g;
	struct ia_css_frame_sp_plane b;
};

struct ia_css_frame_sp_plane6 {
	struct ia_css_frame_sp_plane r;
	struct ia_css_frame_sp_plane r_at_b;
	struct ia_css_frame_sp_plane gr;
	struct ia_css_frame_sp_plane gb;
	struct ia_css_frame_sp_plane b;
	struct ia_css_frame_sp_plane b_at_r;
};

struct ia_css_sp_resolution {
	u16 width;		/* width of valid data in pixels */
	u16 height;	/* Height of valid data in lines */
};

/*
 * Frame info struct. This describes the contents of an image frame buffer.
 */
struct ia_css_frame_sp_info {
	struct ia_css_sp_resolution res;
	u16 padded_width;		/* stride of line in memory
					(in pixels) */
	unsigned char format;		/* format of the frame data */
	unsigned char raw_bit_depth;	/* number of valid bits per pixel,
					only valid for RAW bayer frames */
	unsigned char raw_bayer_order;	/* bayer order, only valid
					for RAW bayer frames */
	unsigned char padding[3];	/* Extend to 32 bit multiple */
};

struct ia_css_buffer_sp {
	union {
		ia_css_ptr xmem_addr;
		enum sh_css_queue_id queue_id;
	} buf_src;
	enum ia_css_buffer_type buf_type;
};

struct ia_css_frame_sp {
	struct ia_css_frame_sp_info info;
	struct ia_css_buffer_sp buf_attr;
	union {
		struct ia_css_frame_sp_plane raw;
		struct ia_css_frame_sp_plane rgb;
		struct ia_css_frame_sp_rgb_planes planar_rgb;
		struct ia_css_frame_sp_plane yuyv;
		struct ia_css_frame_sp_yuv_planes yuv;
		struct ia_css_frame_sp_nv_planes nv;
		struct ia_css_frame_sp_plane6 plane6;
		struct ia_css_frame_sp_binary_plane binary;
	} planes;
};

void ia_css_frame_info_to_frame_sp_info(
    struct ia_css_frame_sp_info *sp_info,
    const struct ia_css_frame_info *info);

void ia_css_resolution_to_sp_resolution(
    struct ia_css_sp_resolution *sp_info,
    const struct ia_css_resolution *info);

#endif /*__IA_CSS_FRAME_COMM_H__*/