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/*
* ispccp2.h
*
* TI OMAP3 ISP - CCP2 module
*
* Copyright (C) 2010 Nokia Corporation
* Copyright (C) 2010 Texas Instruments, Inc.
*
* Contacts: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
* Sakari Ailus <sakari.ailus@iki.fi>
*
* 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.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*/
#ifndef OMAP3_ISP_CCP2_H
#define OMAP3_ISP_CCP2_H
#include <linux/videodev2.h>
struct isp_device;
struct isp_csiphy;
/* Sink and source ccp2 pads */
#define CCP2_PAD_SINK 0
#define CCP2_PAD_SOURCE 1
#define CCP2_PADS_NUM 2
/* CCP2 input media entity */
enum ccp2_input_entity {
CCP2_INPUT_NONE,
CCP2_INPUT_SENSOR,
CCP2_INPUT_MEMORY,
};
/* CCP2 output media entity */
enum ccp2_output_entity {
CCP2_OUTPUT_NONE,
CCP2_OUTPUT_CCDC,
CCP2_OUTPUT_MEMORY,
};
/* Logical channel configuration */
struct isp_interface_lcx_config {
int crc;
u32 data_start;
u32 data_size;
u32 format;
};
/* Memory channel configuration */
struct isp_interface_mem_config {
u32 dst_port;
u32 vsize_count;
u32 hsize_count;
u32 src_ofst;
u32 dst_ofst;
};
/* CCP2 device */
struct isp_ccp2_device {
struct v4l2_subdev subdev;
struct v4l2_mbus_framefmt formats[CCP2_PADS_NUM];
struct media_pad pads[CCP2_PADS_NUM];
enum ccp2_input_entity input;
enum ccp2_output_entity output;
struct isp_interface_lcx_config if_cfg;
struct isp_interface_mem_config mem_cfg;
struct isp_video video_in;
struct isp_csiphy *phy;
unsigned int error;
enum isp_pipeline_stream_state state;
wait_queue_head_t wait;
atomic_t stopping;
};
/* Function declarations */
int omap3isp_ccp2_init(struct isp_device *isp);
void omap3isp_ccp2_cleanup(struct isp_device *isp);
int omap3isp_ccp2_register_entities(struct isp_ccp2_device *ccp2,
struct v4l2_device *vdev);
void omap3isp_ccp2_unregister_entities(struct isp_ccp2_device *ccp2);
int omap3isp_ccp2_isr(struct isp_ccp2_device *ccp2);
#endif /* OMAP3_ISP_CCP2_H */
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