2 * Samsung S5P SoC camera interface driver header
4 * Copyright (c) 2010 Samsung Electronics Co., Ltd
5 * Author: Sylwester Nawrocki, <s.nawrocki@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 version 2 as
9 * published by the Free Software Foundation.
15 #include <media/media-entity.h>
21 FIMC_LCD_WB, /* FIFO link from LCD mixer */
24 struct i2c_board_info;
27 * struct s5p_fimc_isp_info - image sensor information required for host
28 * interace configuration.
30 * @board_info: pointer to I2C subdevice's board info
31 * @clk_frequency: frequency of the clock the host interface provides to sensor
32 * @bus_type: determines bus type, MIPI, ITU-R BT.601 etc.
33 * @csi_data_align: MIPI-CSI interface data alignment in bits
34 * @i2c_bus_num: i2c control bus id the sensor is attached to
35 * @mux_id: FIMC camera interface multiplexer index (separate for MIPI and ITU)
36 * @clk_id: index of the SoC peripheral clock for sensors
37 * @flags: the parallel bus flags defining signals polarity (V4L2_MBUS_*)
39 struct s5p_fimc_isp_info {
40 struct i2c_board_info *board_info;
41 unsigned long clk_frequency;
42 enum cam_bus_type bus_type;
51 * struct s5p_platform_fimc - camera host interface platform data
53 * @isp_info: properties of camera sensor required for host interface setup
54 * @num_clients: the number of attached image sensors
56 struct s5p_platform_fimc {
57 struct s5p_fimc_isp_info *isp_info;
62 * v4l2_device notification id. This is only for internal use in the kernel.
63 * Sensor subdevs should issue S5P_FIMC_TX_END_NOTIFY notification in single
64 * frame capture mode when there is only one VSYNC pulse issued by the sensor
65 * at begining of the frame transmission.
67 #define S5P_FIMC_TX_END_NOTIFY _IO('e', 0)
69 enum fimc_subdev_index {
77 struct media_pipeline;
80 struct fimc_pipeline {
81 struct v4l2_subdev *subdevs[IDX_MAX];
82 struct media_pipeline *m_pipeline;
86 * Media pipeline operations to be called from within the fimc(-lite)
87 * video node when it is the last entity of the pipeline. Implemented
88 * by corresponding media device driver.
90 struct fimc_pipeline_ops {
91 int (*open)(struct fimc_pipeline *p, struct media_entity *me,
93 int (*close)(struct fimc_pipeline *p);
94 int (*set_stream)(struct fimc_pipeline *p, bool state);
97 #define fimc_pipeline_call(f, op, p, args...) \
98 (!(f) ? -ENODEV : (((f)->pipeline_ops && (f)->pipeline_ops->op) ? \
99 (f)->pipeline_ops->op((p), ##args) : -ENOIOCTLCMD))
101 #endif /* S5P_FIMC_H_ */