android13/kernel-5.10/drivers/media/platform/rockchip/cif/cif-luma.h

84 lines
1.9 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (c) 2019 Rockchip Electronics Co., Ltd. */
#ifndef _RKCIF_LUMA_H
#define _RKCIF_LUMA_H
#include <linux/rk-isp1-config.h>
#include <linux/interrupt.h>
#include <linux/kfifo.h>
#include "dev.h"
#define RKCIF_LUMA_READOUT_WORK_SIZE \
(9 * sizeof(struct rkcif_luma_readout_work))
#define RKCIF_LUMA_YSTAT_ISR_NUM 1
#define RKCIF_RAW_MAX 3
struct rkcif_luma_vdev;
struct cif_input_fmt;
enum rkcif_luma_readout_cmd {
RKCIF_READOUT_LUMA,
};
enum rkcif_luma_frm_mode {
RKCIF_LUMA_ONEFRM,
RKCIF_LUMA_TWOFRM,
RKCIF_LUMA_THREEFRM,
};
struct rkcif_luma_readout_work {
enum rkcif_luma_readout_cmd readout;
unsigned long long timestamp;
unsigned int meas_type;
unsigned int frame_id;
struct rkisp_mipi_luma luma[RKCIF_RAW_MAX];
};
struct rkcif_luma_node {
struct vb2_queue buf_queue;
/* vfd lock */
struct mutex vlock;
struct video_device vdev;
struct media_pad pad;
};
/*
* struct rkcif_luma_vdev - CIF Statistics device
*
* @irq_lock: buffer queue lock
* @stat: stats buffer list
* @readout_wq: workqueue for statistics information read
*/
struct rkcif_luma_vdev {
struct rkcif_luma_node vnode;
struct rkcif_device *cifdev;
bool enable;
spinlock_t irq_lock; /* tasklet queue lock */
struct list_head stat;
struct v4l2_format vdev_fmt;
bool streamon;
spinlock_t rd_lock; /* buffer queue lock */
struct kfifo rd_kfifo;
struct tasklet_struct rd_tasklet;
bool ystat_rdflg[ISP2X_MIPI_RAW_MAX];
struct rkcif_luma_readout_work work;
};
void rkcif_start_luma(struct rkcif_luma_vdev *luma_vdev, const struct cif_input_fmt *cif_fmt_in);
void rkcif_stop_luma(struct rkcif_luma_vdev *luma_vdev);
void rkcif_luma_isr(struct rkcif_luma_vdev *luma_vdev, int isp_stat, u32 frame_id);
int rkcif_register_luma_vdev(struct rkcif_luma_vdev *luma_vdev,
struct v4l2_device *v4l2_dev,
struct rkcif_device *dev);
void rkcif_unregister_luma_vdev(struct rkcif_luma_vdev *luma_vdev);
#endif /* _RKCIF_LUMA_H */