2 * Samsung S5P G2D - 2D Graphics Accelerator Driver
4 * Copyright (c) 2011 Samsung Electronics Co., Ltd.
5 * Kamil Debski, <k.debski@samsung.com>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2 of the
10 * License, or (at your option) any later version
13 #include <linux/platform_device.h>
14 #include <media/v4l2-device.h>
15 #include <media/v4l2-ctrls.h>
17 #define G2D_NAME "s5p-g2d"
22 struct v4l2_device v4l2_dev;
23 struct v4l2_m2m_dev *m2m_dev;
24 struct video_device *vfd;
28 struct vb2_alloc_ctx *alloc_ctx;
33 struct g2d_variant *variant;
35 wait_queue_head_t irq_queue;
39 /* Original dimensions */
50 /* Variables that can calculated once and reused */
62 struct v4l2_ctrl *ctrl_hflip;
63 struct v4l2_ctrl *ctrl_vflip;
64 struct v4l2_ctrl_handler ctrl_handler;
77 unsigned short hw_rev;
80 void g2d_reset(struct g2d_dev *d);
81 void g2d_set_src_size(struct g2d_dev *d, struct g2d_frame *f);
82 void g2d_set_src_addr(struct g2d_dev *d, dma_addr_t a);
83 void g2d_set_dst_size(struct g2d_dev *d, struct g2d_frame *f);
84 void g2d_set_dst_addr(struct g2d_dev *d, dma_addr_t a);
85 void g2d_start(struct g2d_dev *d);
86 void g2d_clear_int(struct g2d_dev *d);
87 void g2d_set_rop4(struct g2d_dev *d, u32 r);
88 void g2d_set_flip(struct g2d_dev *d, u32 r);
89 void g2d_set_v41_stretch(struct g2d_dev *d,
90 struct g2d_frame *src, struct g2d_frame *dst);
91 void g2d_set_cmd(struct g2d_dev *d, u32 c);
93 static inline struct g2d_variant *g2d_get_drv_data(struct platform_device *pdev)
95 return (struct g2d_variant *)platform_get_device_id(pdev)->driver_data;