/*
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* Rockchip isp1 driver
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*
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* Copyright (C) 2017 Rockchip Electronics Co., Ltd.
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*
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* This software is available to you under a choice of one of two
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* licenses. You may choose to be licensed under the terms of the GNU
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* General Public License (GPL) Version 2, available from the file
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* COPYING in the main directory of this source tree, or the
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* OpenIB.org BSD license below:
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef _RKISP_DEV_H
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#define _RKISP_DEV_H
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#include "capture.h"
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#include "csi.h"
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#include "dmarx.h"
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#include "bridge.h"
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#include "hw.h"
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#include "rkisp.h"
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#include "isp_params.h"
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#include "isp_stats.h"
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#include "isp_mipi_luma.h"
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#include "procfs.h"
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#include "version.h"
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#define DRIVER_NAME "rkisp"
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#define ISP_VDEV_NAME DRIVER_NAME "_ispdev"
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#define SP_VDEV_NAME DRIVER_NAME "_selfpath"
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#define MP_VDEV_NAME DRIVER_NAME "_mainpath"
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#define DMA_VDEV_NAME DRIVER_NAME "_dmapath"
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#define RAW_VDEV_NAME DRIVER_NAME "_rawpath"
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#define DMATX0_VDEV_NAME DRIVER_NAME "_rawwr0"
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#define DMATX1_VDEV_NAME DRIVER_NAME "_rawwr1"
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#define DMATX2_VDEV_NAME DRIVER_NAME "_rawwr2"
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#define DMATX3_VDEV_NAME DRIVER_NAME "_rawwr3"
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#define DMARX0_VDEV_NAME DRIVER_NAME "_rawrd0_m"
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#define DMARX1_VDEV_NAME DRIVER_NAME "_rawrd1_l"
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#define DMARX2_VDEV_NAME DRIVER_NAME "_rawrd2_s"
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#define GRP_ID_SENSOR BIT(0)
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#define GRP_ID_MIPIPHY BIT(1)
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#define GRP_ID_ISP BIT(2)
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#define GRP_ID_ISP_MP BIT(3)
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#define GRP_ID_ISP_SP BIT(4)
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#define GRP_ID_ISP_DMARX BIT(5)
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#define GRP_ID_ISP_BRIDGE BIT(6)
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#define GRP_ID_CSI BIT(7)
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#define RKISP_MAX_SENSOR 2
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#define RKISP_MAX_PIPELINE 4
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#define RKISP_MEDIA_BUS_FMT_MASK 0xF000
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#define RKISP_MEDIA_BUS_FMT_BAYER 0x3000
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#define RKISP_CONTI_ERR_MAX 50
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enum rkisp_isp_state {
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ISP_FRAME_END = BIT(0),
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ISP_FRAME_IN = BIT(1),
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ISP_FRAME_VS = BIT(2),
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ISP_FRAME_MP = BIT(3),
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ISP_FRAME_SP = BIT(4),
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ISP_FRAME_MPFBC = BIT(5),
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ISP_STOP = BIT(8),
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ISP_START = BIT(9),
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ISP_ERROR = BIT(10),
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ISP_MIPI_ERROR = BIT(11),
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};
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enum rkisp_isp_inp {
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INP_INVAL = 0,
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INP_RAWRD0 = BIT(0),
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INP_RAWRD1 = BIT(1),
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INP_RAWRD2 = BIT(2),
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INP_CSI = BIT(4),
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INP_DVP = BIT(5),
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INP_DMARX_ISP = BIT(6),
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INP_LVDS = BIT(7),
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INP_CIF = BIT(8),
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};
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enum rkisp_rdbk_filt {
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RDBK_F_VS,
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RDBK_F_RD0,
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RDBK_F_RD1,
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RDBK_F_RD2,
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RDBK_F_MAX
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};
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/*
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* struct rkisp_pipeline - An ISP hardware pipeline
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*
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* Capture device call other devices via pipeline
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*
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* @num_subdevs: number of linked subdevs
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* @power_cnt: pipeline power count
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* @stream_cnt: stream power count
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*/
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struct rkisp_pipeline {
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struct media_pipeline pipe;
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int num_subdevs;
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atomic_t power_cnt;
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atomic_t stream_cnt;
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struct v4l2_subdev *subdevs[RKISP_MAX_PIPELINE];
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int (*open)(struct rkisp_pipeline *p,
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struct media_entity *me, bool prepare);
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int (*close)(struct rkisp_pipeline *p);
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int (*set_stream)(struct rkisp_pipeline *p, bool on);
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};
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/*
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* struct rkisp_sensor_info - Sensor infomations
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* @mbus: media bus configuration
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*/
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struct rkisp_sensor_info {
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struct v4l2_subdev *sd;
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struct v4l2_mbus_config mbus;
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struct v4l2_subdev_frame_interval fi;
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struct v4l2_subdev_format fmt[CSI_PAD_MAX - 1];
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struct v4l2_subdev_pad_config cfg;
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};
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/* struct rkisp_hdr - hdr configured
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* @op_mode: hdr optional mode
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* @esp_mode: hdr especial mode
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* @index: hdr dma index
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* @refcnt: open counter
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* @q_tx: dmatx buf list
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* @q_rx: dmarx buf list
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* @rx_cur_buf: rawrd current buf
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* @dummy_buf: hdr dma internal buf
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*/
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struct rkisp_hdr {
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u8 op_mode;
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u8 esp_mode;
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u8 index[HDR_DMA_MAX];
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atomic_t refcnt;
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struct v4l2_subdev *sensor;
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struct list_head q_tx[HDR_DMA_MAX];
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struct list_head q_rx[HDR_DMA_MAX];
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struct rkisp_dummy_buffer *rx_cur_buf[HDR_DMA_MAX];
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struct rkisp_dummy_buffer dummy_buf[HDR_DMA_MAX][HDR_MAX_DUMMY_BUF];
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};
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/*
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* struct rkisp_device - ISP platform device
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* @base_addr: base register address
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* @active_sensor: sensor in-use, set when streaming on
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* @isp_sdev: ISP sub-device
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* @cap_dev: image capture device
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* @stats_vdev: ISP statistics output device
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* @params_vdev: ISP input parameters device
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* @dmarx_dev: image input device
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* @csi_dev: mipi csi device
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* @br_dev: bridge of isp and ispp device
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*/
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struct rkisp_device {
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struct list_head list;
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void __iomem *base_addr;
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struct device *dev;
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char name[128];
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void *sw_base_addr;
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struct rkisp_hw_dev *hw_dev;
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struct v4l2_device v4l2_dev;
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struct v4l2_ctrl_handler ctrl_handler;
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struct media_device media_dev;
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struct v4l2_async_notifier notifier;
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struct v4l2_subdev *subdevs[RKISP_SD_MAX];
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struct rkisp_sensor_info *active_sensor;
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struct rkisp_sensor_info sensors[RKISP_MAX_SENSOR];
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int num_sensors;
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struct rkisp_isp_subdev isp_sdev;
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struct rkisp_capture_device cap_dev;
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struct rkisp_isp_stats_vdev stats_vdev;
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struct rkisp_isp_params_vdev params_vdev;
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struct rkisp_dmarx_device dmarx_dev;
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struct rkisp_csi_device csi_dev;
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struct rkisp_bridge_device br_dev;
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struct rkisp_luma_vdev luma_vdev;
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struct proc_dir_entry *procfs;
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struct rkisp_pipeline pipe;
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enum rkisp_isp_ver isp_ver;
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struct rkisp_emd_data emd_data_fifo[RKISP_EMDDATA_FIFO_MAX];
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unsigned int emd_data_idx;
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unsigned int emd_vc;
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unsigned int emd_dt;
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int vs_irq;
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struct gpio_desc *vs_irq_gpio;
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struct rkisp_hdr hdr;
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unsigned int isp_state;
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unsigned int isp_err_cnt;
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unsigned int isp_isr_cnt;
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unsigned int isp_inp;
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struct mutex apilock; /* mutex to serialize the calls of stream */
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struct mutex iqlock; /* mutex to serialize the calls of iq */
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wait_queue_head_t sync_onoff;
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dma_addr_t resmem_addr;
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phys_addr_t resmem_pa;
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size_t resmem_size;
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int dev_id;
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unsigned int skip_frame;
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unsigned int irq_ends;
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unsigned int irq_ends_mask;
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bool send_fbcgain;
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struct rkisp_ispp_buf *cur_fbcgain;
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struct rkisp_buffer *cur_spbuf;
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bool is_thunderboot;
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struct kfifo rdbk_kfifo;
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spinlock_t rdbk_lock;
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int rdbk_cnt;
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int rdbk_cnt_x1;
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int rdbk_cnt_x2;
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int rdbk_cnt_x3;
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u32 rd_mode;
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u8 filt_state[RDBK_F_MAX];
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};
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#endif
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