Release 4.11 drivers/media/platform/s5p-g2d/g2d.h

/*
 * Samsung S5P G2D - 2D Graphics Accelerator Driver
 *
 * Copyright (c) 2011 Samsung Electronics Co., Ltd.
 * Kamil Debski, <k.debski@samsung.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by the
 * Free Software Foundation; either version 2 of the
 * License, or (at your option) any later version
 */

#include <linux/platform_device.h>
#include <media/v4l2-device.h>
#include <media/v4l2-ctrls.h>


#define G2D_NAME "s5p-g2d"

#define TYPE_G2D_3X 3

#define TYPE_G2D_4X 4


struct g2d_dev {
	
struct v4l2_device	v4l2_dev;
	
struct v4l2_m2m_dev	*m2m_dev;
	
struct video_device	*vfd;
	
struct mutex		mutex;
	
spinlock_t		ctrl_lock;
	
atomic_t		num_inst;
	
void __iomem		*regs;
	
struct clk		*clk;
	
struct clk		*gate;
	
struct g2d_ctx		*curr;
	
struct g2d_variant	*variant;
	
int irq;
	
wait_queue_head_t	irq_queue;
};


struct g2d_frame {
	/* Original dimensions */
	
u32	width;
	
u32	height;
	/* Crop size */
	
u32	c_width;
	
u32	c_height;
	/* Offset */
	
u32	o_width;
	
u32	o_height;
	/* Image format */
	
struct g2d_fmt *fmt;
	/* Variables that can calculated once and reused */
	
u32	stride;
	
u32	bottom;
	
u32	right;
	
u32	size;
};


struct g2d_ctx {
	
struct v4l2_fh fh;
	
struct g2d_dev		*dev;
	
struct g2d_frame	in;
	
struct g2d_frame	out;
	
struct v4l2_ctrl	*ctrl_hflip;
	
struct v4l2_ctrl	*ctrl_vflip;
	
struct v4l2_ctrl_handler ctrl_handler;
	
u32 rop;
	
u32 flip;
};


struct g2d_fmt {
	
char	*name;
	
u32	fourcc;
	
int	depth;
	
u32	hw;
};


struct g2d_variant {
	
unsigned short hw_rev;
};

void g2d_reset(struct g2d_dev *d);
void g2d_set_src_size(struct g2d_dev *d, struct g2d_frame *f);
void g2d_set_src_addr(struct g2d_dev *d, dma_addr_t a);
void g2d_set_dst_size(struct g2d_dev *d, struct g2d_frame *f);
void g2d_set_dst_addr(struct g2d_dev *d, dma_addr_t a);
void g2d_start(struct g2d_dev *d);
void g2d_clear_int(struct g2d_dev *d);
void g2d_set_rop4(struct g2d_dev *d, u32 r);
void g2d_set_flip(struct g2d_dev *d, u32 r);
void g2d_set_v41_stretch(struct g2d_dev *d,
			struct g2d_frame *src, struct g2d_frame *dst);
void g2d_set_cmd(struct g2d_dev *d, u32 c);
Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
Kamil Debski
264
80.00%
2
50.00%
Sachin Kamat
66
20.00%
2
50.00%
Total
330
100.00%
4
100.00%
Directory: drivers/media/platform/s5p-g2d

Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.