2025-05-10 21:58:58 +08:00

167 lines
4.4 KiB
C

/*
*************************************************************************
* Rockchip driver for CIF ISP 1.0
* (Based on Intel driver for sofiaxxx)
*
* Copyright (C) 2015 Intel Mobile Communications GmbH
* Copyright (C) 2016 Fuzhou Rockchip Electronics Co., Ltd.
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*************************************************************************
*/
#ifndef _CIF_ISP10_ISP_H
#define _CIF_ISP10_ISP_H
#include <media/v4l2-common.h>
#include <media/videobuf2-core.h>
#include <media/rk-isp10-ioctl.h>
#include <media/v4l2-controls_rockchip.h>
/*
* ISP device struct
*/
#define CIF_ISP10_META_INFO_NUM 2
enum cif_isp10_pix_fmt;
enum cif_isp10_pix_fmt_quantization {
CIF_ISP10_QUANTIZATION_DEFAULT = 0,
CIF_ISP10_QUANTIZATION_FULL_RANGE = 1,
CIF_ISP10_QUANTIZATION_LIM_RANGE = 2
};
struct cif_isp10_isp_meta_info {
unsigned int write_id;
unsigned int read_id;
unsigned int read_cnt;
unsigned int read_max;
unsigned int frame_id[CIF_ISP10_META_INFO_NUM];
struct timeval vs_t[CIF_ISP10_META_INFO_NUM];
struct timeval fi_t[CIF_ISP10_META_INFO_NUM];
};
struct cif_isp10_isp_cfgs_log {
unsigned int s_frame_id[3];
unsigned int new_id;
unsigned int curr_id;
};
struct cif_isp10_isp_other_cfgs {
struct cif_isp10_isp_cfgs_log log[CIFISP_MODULE_MAX];
struct cifisp_isp_other_cfg cfgs[3];
unsigned int module_updates;
unsigned int module_actives;
};
struct cif_isp10_isp_meas_cfgs {
struct cif_isp10_isp_cfgs_log log[CIFISP_MODULE_MAX];
struct cifisp_isp_meas_cfg cfgs[3];
unsigned int module_updates;
unsigned int module_actives;
};
struct cif_isp10_isp_meas_stats {
unsigned int g_frame_id;
struct cifisp_stat_buffer stat;
};
struct cif_isp10_isp_dev {
/*
* Purpose of mutex is to protect and serialize use
* of isp data structure and CIF API calls.
*/
struct mutex mutex;
/* Current ISP parameters */
spinlock_t config_lock;
struct cif_isp10_isp_other_cfgs other_cfgs;
struct cif_isp10_isp_meas_cfgs meas_cfgs;
struct cif_isp10_isp_meas_stats meas_stats;
bool cif_ism_cropping;
enum cif_isp10_pix_fmt_quantization quantization;
/* input resolution needed for LSC param check */
unsigned int input_width;
unsigned int input_height;
unsigned int active_lsc_width;
unsigned int active_lsc_height;
/* ISP statistics related */
spinlock_t irq_lock;
/* ISP statistics related */
spinlock_t req_lock;
struct list_head stat;
void __iomem *base_addr; /* registers base address */
bool streamon;
unsigned int v_blanking_us;
unsigned int frame_id;
unsigned int frame_id_setexp;
unsigned int active_meas;
unsigned int meas_send_alone;
bool awb_meas_ready;
bool afm_meas_ready;
bool aec_meas_ready;
bool hst_meas_ready;
struct timeval vs_t; /* updated each frame */
struct timeval fi_t; /* updated each frame */
struct workqueue_struct *readout_wq;
struct cif_isp10_isp_meta_info meta_info;
unsigned int *dev_id;
struct vb2_queue vb2_vidq;
};
enum cif_isp10_isp_readout_cmd {
CIF_ISP10_ISP_READOUT_MEAS = 0,
CIF_ISP10_ISP_READOUT_META = 1,
};
struct cif_isp10_isp_readout_work {
struct work_struct work;
struct cif_isp10_isp_dev *isp_dev;
unsigned int frame_id;
unsigned int active_meas;
struct timeval vs_t;
struct timeval fi_t;
enum cif_isp10_isp_readout_cmd readout;
struct vb2_buffer *vb;
unsigned int stream_id;
struct cifisp_isp_metadata *isp_metadata;
};
int register_cifisp_device(
struct cif_isp10_isp_dev *isp_dev,
struct video_device *vdev_cifisp,
struct v4l2_device *v4l2_dev,
void __iomem *cif_reg_baseaddress);
void unregister_cifisp_device(struct video_device *vdev_cifisp);
void cifisp_configure_isp(
struct cif_isp10_isp_dev *isp_dev,
enum cif_isp10_pix_fmt in_pix_fmt,
enum cif_isp10_pix_fmt_quantization quantization);
void cifisp_disable_isp(struct cif_isp10_isp_dev *isp_dev);
int cifisp_isp_isr(struct cif_isp10_isp_dev *isp_dev, u32 isp_mis);
void cifisp_clr_readout_wq(struct cif_isp10_isp_dev *isp_dev);
void cifisp_v_start(struct cif_isp10_isp_dev *isp_dev,
const struct timeval *timestamp);
void cifisp_frame_in(
struct cif_isp10_isp_dev *isp_dev,
const struct timeval *fi_t);
void cifisp_frame_id_reset(
struct cif_isp10_isp_dev *isp_dev);
void cifisp_isp_readout_work(struct work_struct *work);
#endif