![Sylwester Nawrocki](/assets/img/avatar_default.png)
Move the sub-device group ID definitions to the driver's public header so they are available to other media drivers that need to share modules found in exynos4-is. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
177 lines
5 KiB
C
177 lines
5 KiB
C
/*
|
|
* Samsung S5P/Exynos4 SoC series camera interface driver header
|
|
*
|
|
* Copyright (C) 2010 - 2013 Samsung Electronics Co., Ltd.
|
|
* Sylwester Nawrocki <s.nawrocki@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 S5P_FIMC_H_
|
|
#define S5P_FIMC_H_
|
|
|
|
#include <media/media-entity.h>
|
|
#include <media/v4l2-mediabus.h>
|
|
|
|
/*
|
|
* Enumeration of data inputs to the camera subsystem.
|
|
*/
|
|
enum fimc_input {
|
|
FIMC_INPUT_PARALLEL_0 = 1,
|
|
FIMC_INPUT_PARALLEL_1,
|
|
FIMC_INPUT_MIPI_CSI2_0 = 3,
|
|
FIMC_INPUT_MIPI_CSI2_1,
|
|
FIMC_INPUT_WRITEBACK_A = 5,
|
|
FIMC_INPUT_WRITEBACK_B,
|
|
FIMC_INPUT_WRITEBACK_ISP = 5,
|
|
};
|
|
|
|
/*
|
|
* Enumeration of the FIMC data bus types.
|
|
*/
|
|
enum fimc_bus_type {
|
|
/* Camera parallel bus */
|
|
FIMC_BUS_TYPE_ITU_601 = 1,
|
|
/* Camera parallel bus with embedded synchronization */
|
|
FIMC_BUS_TYPE_ITU_656,
|
|
/* Camera MIPI-CSI2 serial bus */
|
|
FIMC_BUS_TYPE_MIPI_CSI2,
|
|
/* FIFO link from LCD controller (WriteBack A) */
|
|
FIMC_BUS_TYPE_LCD_WRITEBACK_A,
|
|
/* FIFO link from LCD controller (WriteBack B) */
|
|
FIMC_BUS_TYPE_LCD_WRITEBACK_B,
|
|
/* FIFO link from FIMC-IS */
|
|
FIMC_BUS_TYPE_ISP_WRITEBACK = FIMC_BUS_TYPE_LCD_WRITEBACK_B,
|
|
};
|
|
|
|
#define fimc_input_is_parallel(x) ((x) == 1 || (x) == 2)
|
|
#define fimc_input_is_mipi_csi(x) ((x) == 3 || (x) == 4)
|
|
|
|
/*
|
|
* The subdevices' group IDs.
|
|
*/
|
|
#define GRP_ID_SENSOR (1 << 8)
|
|
#define GRP_ID_FIMC_IS_SENSOR (1 << 9)
|
|
#define GRP_ID_WRITEBACK (1 << 10)
|
|
#define GRP_ID_CSIS (1 << 11)
|
|
#define GRP_ID_FIMC (1 << 12)
|
|
#define GRP_ID_FLITE (1 << 13)
|
|
#define GRP_ID_FIMC_IS (1 << 14)
|
|
|
|
struct i2c_board_info;
|
|
|
|
/**
|
|
* struct fimc_source_info - video source description required for the host
|
|
* interface configuration
|
|
*
|
|
* @board_info: pointer to I2C subdevice's board info
|
|
* @clk_frequency: frequency of the clock the host interface provides to sensor
|
|
* @fimc_bus_type: FIMC camera input type
|
|
* @sensor_bus_type: image sensor bus type, MIPI, ITU-R BT.601 etc.
|
|
* @flags: the parallel sensor bus flags defining signals polarity (V4L2_MBUS_*)
|
|
* @i2c_bus_num: i2c control bus id the sensor is attached to
|
|
* @mux_id: FIMC camera interface multiplexer index (separate for MIPI and ITU)
|
|
* @clk_id: index of the SoC peripheral clock for sensors
|
|
*/
|
|
struct fimc_source_info {
|
|
struct i2c_board_info *board_info;
|
|
unsigned long clk_frequency;
|
|
enum fimc_bus_type fimc_bus_type;
|
|
enum fimc_bus_type sensor_bus_type;
|
|
u16 flags;
|
|
u16 i2c_bus_num;
|
|
u16 mux_id;
|
|
u8 clk_id;
|
|
};
|
|
|
|
/**
|
|
* struct s5p_platform_fimc - camera host interface platform data
|
|
*
|
|
* @source_info: properties of an image source for the host interface setup
|
|
* @num_clients: the number of attached image sources
|
|
*/
|
|
struct s5p_platform_fimc {
|
|
struct fimc_source_info *source_info;
|
|
int num_clients;
|
|
};
|
|
|
|
/*
|
|
* v4l2_device notification id. This is only for internal use in the kernel.
|
|
* Sensor subdevs should issue S5P_FIMC_TX_END_NOTIFY notification in single
|
|
* frame capture mode when there is only one VSYNC pulse issued by the sensor
|
|
* at begining of the frame transmission.
|
|
*/
|
|
#define S5P_FIMC_TX_END_NOTIFY _IO('e', 0)
|
|
|
|
#define FIMC_MAX_PLANES 3
|
|
|
|
/**
|
|
* struct fimc_fmt - color format data structure
|
|
* @mbus_code: media bus pixel code, -1 if not applicable
|
|
* @name: format description
|
|
* @fourcc: fourcc code for this format, 0 if not applicable
|
|
* @color: the driver's private color format id
|
|
* @memplanes: number of physically non-contiguous data planes
|
|
* @colplanes: number of physically contiguous data planes
|
|
* @depth: per plane driver's private 'number of bits per pixel'
|
|
* @mdataplanes: bitmask indicating meta data plane(s), (1 << plane_no)
|
|
* @flags: flags indicating which operation mode format applies to
|
|
*/
|
|
struct fimc_fmt {
|
|
enum v4l2_mbus_pixelcode mbus_code;
|
|
char *name;
|
|
u32 fourcc;
|
|
u32 color;
|
|
u16 memplanes;
|
|
u16 colplanes;
|
|
u8 depth[FIMC_MAX_PLANES];
|
|
u16 mdataplanes;
|
|
u16 flags;
|
|
#define FMT_FLAGS_CAM (1 << 0)
|
|
#define FMT_FLAGS_M2M_IN (1 << 1)
|
|
#define FMT_FLAGS_M2M_OUT (1 << 2)
|
|
#define FMT_FLAGS_M2M (1 << 1 | 1 << 2)
|
|
#define FMT_HAS_ALPHA (1 << 3)
|
|
#define FMT_FLAGS_COMPRESSED (1 << 4)
|
|
#define FMT_FLAGS_WRITEBACK (1 << 5)
|
|
#define FMT_FLAGS_RAW_BAYER (1 << 6)
|
|
#define FMT_FLAGS_YUV (1 << 7)
|
|
};
|
|
|
|
enum fimc_subdev_index {
|
|
IDX_SENSOR,
|
|
IDX_CSIS,
|
|
IDX_FLITE,
|
|
IDX_IS_ISP,
|
|
IDX_FIMC,
|
|
IDX_MAX,
|
|
};
|
|
|
|
struct media_pipeline;
|
|
struct v4l2_subdev;
|
|
|
|
struct fimc_pipeline {
|
|
struct v4l2_subdev *subdevs[IDX_MAX];
|
|
struct media_pipeline *m_pipeline;
|
|
};
|
|
|
|
/*
|
|
* Media pipeline operations to be called from within the fimc(-lite)
|
|
* video node when it is the last entity of the pipeline. Implemented
|
|
* by corresponding media device driver.
|
|
*/
|
|
struct fimc_pipeline_ops {
|
|
int (*open)(struct fimc_pipeline *p, struct media_entity *me,
|
|
bool resume);
|
|
int (*close)(struct fimc_pipeline *p);
|
|
int (*set_stream)(struct fimc_pipeline *p, bool state);
|
|
};
|
|
|
|
#define fimc_pipeline_call(f, op, p, args...) \
|
|
(!(f) ? -ENODEV : (((f)->pipeline_ops && (f)->pipeline_ops->op) ? \
|
|
(f)->pipeline_ops->op((p), ##args) : -ENOIOCTLCMD))
|
|
|
|
#endif /* S5P_FIMC_H_ */
|