/*
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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 _RKISP1_DEV_H
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#define _RKISP1_DEV_H
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#include "capture.h"
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#include "dmarx.h"
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#include "rkisp1.h"
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#include "isp_params.h"
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#include "isp_stats.h"
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#define DRIVER_NAME "rkisp1"
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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 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 RKISP1_MAX_BUS_CLK 8
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#define RKISP1_MAX_SENSOR 2
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#define RKISP1_MAX_PIPELINE 4
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#define RKISP1_MEDIA_BUS_FMT_MASK 0xF000
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#define RKISP1_MEDIA_BUS_FMT_BAYER 0x3000
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#define RKISP1_CONTI_ERR_MAX 50
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/* ISP_V10_1 for only support MP */
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enum rkisp1_isp_ver {
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ISP_V10 = 0x00,
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ISP_V10_1 = 0x01,
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ISP_V11 = 0x10,
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ISP_V12 = 0x20,
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ISP_V13 = 0x30,
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};
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enum rkisp1_isp_state {
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ISP_STOP = 0,
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ISP_START,
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ISP_ERROR
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};
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enum rkisp1_isp_inp {
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INP_INVAL = 0,
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INP_CSI,
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INP_DVP,
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INP_DMARX_ISP,
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};
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/*
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* struct rkisp1_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 rkisp1_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[RKISP1_MAX_PIPELINE];
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int (*open)(struct rkisp1_pipeline *p,
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struct media_entity *me, bool prepare);
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int (*close)(struct rkisp1_pipeline *p);
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int (*set_stream)(struct rkisp1_pipeline *p, bool on);
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};
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/*
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* struct rkisp1_sensor_info - Sensor infomations
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* @mbus: media bus configuration
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*/
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struct rkisp1_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_format fmt;
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struct v4l2_subdev_pad_config cfg;
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};
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/*
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* struct rkisp1_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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* @rkisp1_stream: capture video 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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*/
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struct rkisp1_device {
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struct list_head list;
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struct regmap *grf;
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void __iomem *base_addr;
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int irq;
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struct device *dev;
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struct clk *clks[RKISP1_MAX_BUS_CLK];
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int num_clks;
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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[RKISP1_SD_MAX];
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struct rkisp1_sensor_info *active_sensor;
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struct rkisp1_sensor_info sensors[RKISP1_MAX_SENSOR];
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int num_sensors;
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struct rkisp1_isp_subdev isp_sdev;
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struct rkisp1_stream stream[RKISP1_MAX_STREAM];
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struct rkisp1_isp_stats_vdev stats_vdev;
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struct rkisp1_isp_params_vdev params_vdev;
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struct rkisp1_dmarx_device dmarx_dev;
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struct rkisp1_pipeline pipe;
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struct iommu_domain *domain;
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enum rkisp1_isp_ver isp_ver;
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const unsigned int *clk_rate_tbl;
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int num_clk_rate_tbl;
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atomic_t open_cnt;
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struct rkisp1_emd_data emd_data_fifo[RKISP1_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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int mipi_irq;
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struct gpio_desc *vs_irq_gpio;
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struct v4l2_subdev *hdr_sensor;
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enum rkisp1_isp_state isp_state;
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unsigned int isp_err_cnt;
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enum rkisp1_isp_inp 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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};
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#endif
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