drivers/media/platform/samsung/s5p-jpeg/jpeg-hw-s5p.h

Source file repositories/reference/linux-study-clean/drivers/media/platform/samsung/s5p-jpeg/jpeg-hw-s5p.h

File Facts

System
Linux kernel
Corpus path
drivers/media/platform/samsung/s5p-jpeg/jpeg-hw-s5p.h
Extension
.h
Size
2378 bytes
Lines
58
Domain
Driver Families
Bucket
drivers/media
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

#ifndef JPEG_HW_S5P_H_
#define JPEG_HW_S5P_H_

#include <linux/io.h>
#include <linux/videodev2.h>

#include "jpeg-regs.h"

#define S5P_JPEG_MIN_WIDTH		32
#define S5P_JPEG_MIN_HEIGHT		32
#define S5P_JPEG_MAX_WIDTH		8192
#define S5P_JPEG_MAX_HEIGHT		8192
#define S5P_JPEG_RAW_IN_565		0
#define S5P_JPEG_RAW_IN_422		1
#define S5P_JPEG_RAW_OUT_422		0
#define S5P_JPEG_RAW_OUT_420		1

void s5p_jpeg_reset(void __iomem *regs);
void s5p_jpeg_poweron(void __iomem *regs);
void s5p_jpeg_input_raw_mode(void __iomem *regs, unsigned long mode);
void s5p_jpeg_proc_mode(void __iomem *regs, unsigned long mode);
void s5p_jpeg_subsampling_mode(void __iomem *regs, unsigned int mode);
unsigned int s5p_jpeg_get_subsampling_mode(void __iomem *regs);
void s5p_jpeg_dri(void __iomem *regs, unsigned int dri);
void s5p_jpeg_qtbl(void __iomem *regs, unsigned int t, unsigned int n);
void s5p_jpeg_htbl_ac(void __iomem *regs, unsigned int t);
void s5p_jpeg_htbl_dc(void __iomem *regs, unsigned int t);
void s5p_jpeg_y(void __iomem *regs, unsigned int y);
void s5p_jpeg_x(void __iomem *regs, unsigned int x);
void s5p_jpeg_rst_int_enable(void __iomem *regs, bool enable);
void s5p_jpeg_data_num_int_enable(void __iomem *regs, bool enable);
void s5p_jpeg_final_mcu_num_int_enable(void __iomem *regs, bool enbl);
int s5p_jpeg_timer_stat(void __iomem *regs);
void s5p_jpeg_clear_timer_stat(void __iomem *regs);
void s5p_jpeg_enc_stream_int(void __iomem *regs, unsigned long size);
int s5p_jpeg_enc_stream_stat(void __iomem *regs);
void s5p_jpeg_clear_enc_stream_stat(void __iomem *regs);
void s5p_jpeg_outform_raw(void __iomem *regs, unsigned long format);
void s5p_jpeg_jpgadr(void __iomem *regs, unsigned long addr);
void s5p_jpeg_imgadr(void __iomem *regs, unsigned long addr);
void s5p_jpeg_coef(void __iomem *regs, unsigned int i,
			     unsigned int j, unsigned int coef);
void s5p_jpeg_start(void __iomem *regs);
int s5p_jpeg_result_stat_ok(void __iomem *regs);
int s5p_jpeg_stream_stat_ok(void __iomem *regs);
void s5p_jpeg_clear_int(void __iomem *regs);
unsigned int s5p_jpeg_compressed_size(void __iomem *regs);

#endif /* JPEG_HW_S5P_H_ */

Annotation

Implementation Notes