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