diff options
Diffstat (limited to 'drivers/media/video/s5p-jpeg/jpeg-core.h')
| -rw-r--r-- | drivers/media/video/s5p-jpeg/jpeg-core.h | 150 |
1 files changed, 0 insertions, 150 deletions
diff --git a/drivers/media/video/s5p-jpeg/jpeg-core.h b/drivers/media/video/s5p-jpeg/jpeg-core.h deleted file mode 100644 index 9d0cd2b..0000000 --- a/drivers/media/video/s5p-jpeg/jpeg-core.h +++ /dev/null @@ -1,150 +0,0 @@ -/* linux/drivers/media/video/s5p-jpeg/jpeg-core.h - * - * Copyright (c) 2011 Samsung Electronics Co., Ltd. - * http://www.samsung.com - * - * Author: Andrzej Pietrasiewicz <andrzej.p@samsung.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#ifndef JPEG_CORE_H_ -#define JPEG_CORE_H_ - -#include <media/v4l2-device.h> -#include <media/v4l2-fh.h> -#include <media/v4l2-ctrls.h> - -#define S5P_JPEG_M2M_NAME "s5p-jpeg" - -/* JPEG compression quality setting */ -#define S5P_JPEG_COMPR_QUAL_BEST 0 -#define S5P_JPEG_COMPR_QUAL_WORST 3 - -/* JPEG RGB to YCbCr conversion matrix coefficients */ -#define S5P_JPEG_COEF11 0x4d -#define S5P_JPEG_COEF12 0x97 -#define S5P_JPEG_COEF13 0x1e -#define S5P_JPEG_COEF21 0x2c -#define S5P_JPEG_COEF22 0x57 -#define S5P_JPEG_COEF23 0x83 -#define S5P_JPEG_COEF31 0x83 -#define S5P_JPEG_COEF32 0x6e -#define S5P_JPEG_COEF33 0x13 - -/* a selection of JPEG markers */ -#define TEM 0x01 -#define SOF0 0xc0 -#define RST 0xd0 -#define SOI 0xd8 -#define EOI 0xd9 -#define DHP 0xde - -/* Flags that indicate a format can be used for capture/output */ -#define MEM2MEM_CAPTURE (1 << 0) -#define MEM2MEM_OUTPUT (1 << 1) - -/** - * struct s5p_jpeg - JPEG IP abstraction - * @lock: the mutex protecting this structure - * @slock: spinlock protecting the device contexts - * @v4l2_dev: v4l2 device for mem2mem mode - * @vfd_encoder: video device node for encoder mem2mem mode - * @vfd_decoder: video device node for decoder mem2mem mode - * @m2m_dev: v4l2 mem2mem device data - * @regs: JPEG IP registers mapping - * @irq: JPEG IP irq - * @clk: JPEG IP clock - * @dev: JPEG IP struct device - * @alloc_ctx: videobuf2 memory allocator's context - */ -struct s5p_jpeg { - struct mutex lock; - struct spinlock slock; - - struct v4l2_device v4l2_dev; - struct video_device *vfd_encoder; - struct video_device *vfd_decoder; - struct v4l2_m2m_dev *m2m_dev; - - void __iomem *regs; - unsigned int irq; - struct clk *clk; - struct device *dev; - void *alloc_ctx; -}; - -/** - * struct jpeg_fmt - driver's internal color format data - * @name: format descritpion - * @fourcc: the fourcc code, 0 if not applicable - * @depth: number of bits per pixel - * @colplanes: number of color planes (1 for packed formats) - * @h_align: horizontal alignment order (align to 2^h_align) - * @v_align: vertical alignment order (align to 2^v_align) - * @types: types of queue this format is applicable to - */ -struct s5p_jpeg_fmt { - char *name; - u32 fourcc; - int depth; - int colplanes; - int h_align; - int v_align; - u32 types; -}; - -/** - * s5p_jpeg_q_data - parameters of one queue - * @fmt: driver-specific format of this queue - * @w: image width - * @h: image height - * @size: image buffer size in bytes - */ -struct s5p_jpeg_q_data { - struct s5p_jpeg_fmt *fmt; - u32 w; - u32 h; - u32 size; -}; - -/** - * s5p_jpeg_ctx - the device context data - * @jpeg: JPEG IP device for this context - * @mode: compression (encode) operation or decompression (decode) - * @compr_quality: destination image quality in compression (encode) mode - * @m2m_ctx: mem2mem device context - * @out_q: source (output) queue information - * @cap_fmt: destination (capture) queue queue information - * @hdr_parsed: set if header has been parsed during decompression - * @ctrl_handler: controls handler - */ -struct s5p_jpeg_ctx { - struct s5p_jpeg *jpeg; - unsigned int mode; - unsigned short compr_quality; - unsigned short restart_interval; - unsigned short subsampling; - struct v4l2_m2m_ctx *m2m_ctx; - struct s5p_jpeg_q_data out_q; - struct s5p_jpeg_q_data cap_q; - struct v4l2_fh fh; - bool hdr_parsed; - struct v4l2_ctrl_handler ctrl_handler; -}; - -/** - * s5p_jpeg_buffer - description of memory containing input JPEG data - * @size: buffer size - * @curr: current position in the buffer - * @data: pointer to the data - */ -struct s5p_jpeg_buffer { - unsigned long size; - unsigned long curr; - unsigned long data; -}; - -#endif /* JPEG_CORE_H */ |
