1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * ispccp2.h
4 *
5 * TI OMAP3 ISP - CCP2 module
6 *
7 * Copyright (C) 2010 Nokia Corporation
8 * Copyright (C) 2010 Texas Instruments, Inc.
9 *
10 * Contacts: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
11 *	     Sakari Ailus <sakari.ailus@iki.fi>
12 */
13
14#ifndef OMAP3_ISP_CCP2_H
15#define OMAP3_ISP_CCP2_H
16
17#include <linux/videodev2.h>
18
19struct isp_device;
20struct isp_csiphy;
21
22/* Sink and source ccp2 pads */
23#define CCP2_PAD_SINK			0
24#define CCP2_PAD_SOURCE			1
25#define CCP2_PADS_NUM			2
26
27/* CCP2 input media entity */
28enum ccp2_input_entity {
29	CCP2_INPUT_NONE,
30	CCP2_INPUT_SENSOR,
31	CCP2_INPUT_MEMORY,
32};
33
34/* CCP2 output media entity */
35enum ccp2_output_entity {
36	CCP2_OUTPUT_NONE,
37	CCP2_OUTPUT_CCDC,
38	CCP2_OUTPUT_MEMORY,
39};
40
41
42/* Logical channel configuration */
43struct isp_interface_lcx_config {
44	int crc;
45	u32 data_start;
46	u32 data_size;
47	u32 format;
48};
49
50/* Memory channel configuration */
51struct isp_interface_mem_config {
52	u32 dst_port;
53	u32 vsize_count;
54	u32 hsize_count;
55	u32 src_ofst;
56	u32 dst_ofst;
57};
58
59/* CCP2 device */
60struct isp_ccp2_device {
61	struct v4l2_subdev subdev;
62	struct v4l2_mbus_framefmt formats[CCP2_PADS_NUM];
63	struct media_pad pads[CCP2_PADS_NUM];
64
65	enum ccp2_input_entity input;
66	enum ccp2_output_entity output;
67	struct isp_interface_lcx_config if_cfg;
68	struct isp_interface_mem_config mem_cfg;
69	struct isp_video video_in;
70	struct isp_csiphy *phy;
71	struct regulator *vdds_csib;
72	enum isp_pipeline_stream_state state;
73	wait_queue_head_t wait;
74	atomic_t stopping;
75};
76
77/* Function declarations */
78int omap3isp_ccp2_init(struct isp_device *isp);
79void omap3isp_ccp2_cleanup(struct isp_device *isp);
80int omap3isp_ccp2_register_entities(struct isp_ccp2_device *ccp2,
81			struct v4l2_device *vdev);
82void omap3isp_ccp2_unregister_entities(struct isp_ccp2_device *ccp2);
83void omap3isp_ccp2_isr(struct isp_ccp2_device *ccp2);
84
85#endif	/* OMAP3_ISP_CCP2_H */
86