/**************************************************************************** * * The MIT License (MIT) * * Copyright (c) 2020 VeriSilicon Holdings Co., Ltd. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * DEALINGS IN THE SOFTWARE. * ***************************************************************************** * * The GPL License (GPL) * * Copyright (c) 2020 VeriSilicon Holdings 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. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; * ***************************************************************************** * * Note: This software is released under dual MIT and GPL licenses. A * recipient may use this file under the terms of either the MIT license or * GPL License. If you wish to use only one license not the other, you can * indicate your decision by deleting one of the above license notices in your * version of this file. * *****************************************************************************/ #include #include #include #include #include "vvsensor.h" #include "sensor_common.h" extern struct vvcam_sensor_function_s SENSR0_FUNCTION; extern struct vvcam_sensor_function_s SENSR1_FUNCTION; #define check_retval(x)\ do {\ if ((x))\ return -EIO;\ } while (0) static int32_t vvcam_sensor_sccb_config(struct vvcam_sensor_dev *dev, struct vvcam_sccb_cfg_s *sccb_config) { dev->sensor_sccb_cfg.slave_addr = sccb_config->slave_addr; dev->sensor_sccb_cfg.addr_byte = sccb_config->addr_byte; dev->sensor_sccb_cfg.data_byte = sccb_config->data_byte; return 0; } static int32_t vvcam_focus_sccb_config(struct vvcam_sensor_dev *dev, struct vvcam_sccb_cfg_s *sccb_config) { dev->sensor_sccb_cfg.slave_addr = sccb_config->slave_addr; dev->sensor_sccb_cfg.addr_byte = sccb_config->addr_byte; dev->sensor_sccb_cfg.data_byte = sccb_config->data_byte; return 0; } static int vvcam_i2c_write_reg(struct i2c_client *client,unsigned int slave_address, unsigned int reg_addr,unsigned int reg_length, unsigned int data, unsigned int data_length) { int ret; unsigned int i; struct i2c_msg msgs[2]; unsigned char sendbuf[16]; unsigned int send_len = 0; if (client == NULL) return -1; memset(msgs,0,sizeof(msgs)); memset(sendbuf,0,sizeof(sendbuf)); for (i=0; i < reg_length; i++) { sendbuf[send_len++] = (reg_addr >> ((reg_length -1 - i)<<3)) & 0xff; } for (i=0; i < data_length; i++) { sendbuf[send_len++] = (data >> ((data_length -1 - i)<<3)) & 0xff; } msgs[0].addr = slave_address; msgs[0].flags = client->flags & I2C_M_TEN; msgs[0].len = send_len; msgs[0].buf = sendbuf; ret = i2c_transfer(client->adapter, msgs, 1); if (ret != 1) { return -1; } //pr_info("-->%s: slave_address[0x%x] addr[0x%04x] = 0x%04x addr_byte[%d] data_byte[%d]!\n", __func__,slave_address,reg_addr,data,reg_length,data_length); return 0; } static int vvcam_i2c_read_reg(struct i2c_client *client,unsigned int slave_address, unsigned int reg_addr,unsigned int reg_length, unsigned char * pdata, unsigned int data_length) { int ret; unsigned int i; struct i2c_msg msgs[2]; unsigned char sendbuf[16]; unsigned int send_len = 0; unsigned char readbuf[16]; if (client == NULL || pdata == NULL) return -1; memset(msgs,0,sizeof(msgs)); memset(sendbuf,0,sizeof(sendbuf)); memset(readbuf,0,sizeof(readbuf)); for (i=0; i < reg_length; i++) { sendbuf[send_len++] = (reg_addr >> ((reg_length -1 - i)<<3)) & 0xff; } msgs[0].addr = slave_address; msgs[0].flags = client->flags & I2C_M_TEN; msgs[0].len = send_len; msgs[0].buf = sendbuf; msgs[1].addr = slave_address; msgs[1].flags = client->flags & I2C_M_TEN; msgs[1].flags |= I2C_M_RD; msgs[1].len = data_length; msgs[1].buf = readbuf; ret = i2c_transfer(client->adapter, msgs, 2); if (ret != 2) { return -1; } for (i=0; i < data_length; i++) { pdata[i] = readbuf[data_length -1 - i]; } return 0; } int32_t vvcam_sensor_i2c_write(struct vvcam_sensor_dev *dev, uint32_t address, uint32_t data) { int32_t ret = 0; int cnt = 10; struct vvcam_sccb_data; if((NULL == dev)) { return -1; } while(cnt > 0) { ret = vvcam_i2c_write_reg(dev->i2c_client,dev->sensor_sccb_cfg.slave_addr, address,dev->sensor_sccb_cfg.addr_byte, data,dev->sensor_sccb_cfg.data_byte); if(ret == 0) { break; } mdelay(10); cnt--; } if (ret != 0) { dev->err_mask = 1; wake_up(&dev->err_wait); pr_warn("warn: sensor %s i2c write failed\n", dev->sensor_name); } return ret; } int32_t vvcam_sensor_i2c_read(struct vvcam_sensor_dev *dev, uint32_t address, uint32_t *pdata) { int32_t ret = 0; int cnt = 10; struct vvcam_sccb_data; if((NULL == dev)) { return -1; } while(cnt > 0) { ret = vvcam_i2c_read_reg(dev->i2c_client,dev->sensor_sccb_cfg.slave_addr, address, dev->sensor_sccb_cfg.addr_byte, (unsigned char *)pdata, dev->sensor_sccb_cfg.data_byte); if(ret == 0) { break; } mdelay(10); cnt--; } if (ret != 0) { dev->err_mask = 2; wake_up(&dev->err_wait); pr_warn("warn: sensor %s i2c read failed\n", dev->sensor_name); } return ret; } static int32_t vvcam_sensor_i2c_write_array(struct vvcam_sensor_dev *dev, void __user *args) { int ret = 0; int index =0; struct vvcam_sccb_array array; struct vvcam_sccb_data sccb_data; if((NULL == dev)||(NULL == args)) { return -1; } copy_from_user(&array, args, sizeof(struct vvcam_sccb_array)); for (index = 0; index < array.count; index++) { copy_from_user(&sccb_data, &(array.sccb_data[index]), sizeof(struct vvcam_sccb_data)); ret = vvcam_sensor_i2c_write(dev, sccb_data.addr, sccb_data.data); if (ret != 0) { #if 1 int i = 10; while(i > 0) { ret = vvcam_sensor_i2c_write(dev, sccb_data.addr, sccb_data.data); if(ret == 0) { break; } mdelay(10); i--; } #endif if (ret != 0) { pr_err("sensor %s write array error, sccb_data.addr: 0x%x, sccb_data.data: 0x%x\n",\ dev->sensor_name, sccb_data.addr, sccb_data.data); dev->err_mask = 1; wake_up(&dev->err_wait); return ret; } } } return 0; } static int vvcam_sensor_i2c_read_array(struct vvcam_sensor_dev *dev, void __user *args) { int ret = 0; int index =0; struct vvcam_sccb_array array; struct vvcam_sccb_data sccb_data; if((NULL == dev)||(NULL == args)) { return -1; } copy_from_user(&array, args, sizeof(struct vvcam_sccb_array)); for (index = 0; index < array.count; index++) { copy_from_user(&sccb_data, &(array.sccb_data[index]), sizeof(struct vvcam_sccb_data)); ret = vvcam_sensor_i2c_read(dev, sccb_data.addr, &sccb_data.data); if (ret != 0) { return ret; } copy_to_user(&(array.sccb_data[index]), &sccb_data, sizeof(struct vvcam_sccb_data)); } return 0; } static int32_t vvcam_focus_i2c_write(struct vvcam_sensor_dev *dev, uint32_t address, uint32_t data) { int32_t ret = 0; struct vvcam_sccb_data; if((NULL == dev)) { return -1; } ret = vvcam_i2c_write_reg(dev->i2c_client,dev->focus_sccb_cfg.slave_addr, address,dev->focus_sccb_cfg.addr_byte, data,dev->focus_sccb_cfg.data_byte); return ret; } static int32_t vvcam_focus_i2c_read(struct vvcam_sensor_dev *dev, uint32_t address, uint32_t *pdata) { int32_t ret = 0; struct vvcam_sccb_data; if((NULL == dev)) { return -1; } ret = vvcam_i2c_read_reg(dev->i2c_client,dev->focus_sccb_cfg.slave_addr, address,dev->focus_sccb_cfg.addr_byte, (unsigned char *)pdata,dev->focus_sccb_cfg.data_byte); return ret; } long sensor_priv_ioctl(struct vvcam_sensor_dev *dev, unsigned int cmd, void __user *args) { int ret = -1; if (!dev) { pr_err("-->%s: null point!\n", __func__); return ret; } switch (cmd) { case VVSENSORIOC_RESET: { ret = sensor_reset(dev); break; } case VVSENSORIOC_S_CLK: { uint32_t clk; check_retval(copy_from_user(&clk, args, sizeof(clk))); ret = sensor_set_clk(dev, clk); break; } case VVSENSORIOC_G_CLK: { uint32_t clk; ret = sensor_get_clk(dev, &clk); check_retval(copy_to_user(args, &clk, sizeof(clk))); break; } case VVSENSORIOC_S_POWER: { uint32_t power; check_retval(copy_from_user(&power, args, sizeof(power))); ret = sensor_set_power(dev, power); break; } case VVSENSORIOC_G_POWER: { uint32_t power; ret = sensor_get_power(dev, &power); check_retval(copy_to_user(args, &power, sizeof(power))); break; } case VVSENSORIOC_SENSOR_SCCB_CFG: { /* struct vvcam_sccb_cfg_s sccb_config; check_retval(copy_from_user(&sccb_config, args, sizeof(sccb_config))); ret = vvcam_sensor_sccb_config(dev,&sccb_config); */ ret = 0; break; } case VVSENSORIOC_FOCUS_SCCB_CFG: { struct vvcam_sccb_cfg_s sccb_config; check_retval(copy_from_user(&sccb_config, args, sizeof(sccb_config))); ret = vvcam_focus_sccb_config(dev,&sccb_config); break; } case VVSENSORIOC_WRITE_REG: { struct vvcam_sccb_data sccb_data; check_retval(copy_from_user(&sccb_data, args, sizeof(sccb_data))); ret = vvcam_sensor_i2c_write(dev, sccb_data.addr, sccb_data.data); break; } case VVSENSORIOC_READ_REG: { struct vvcam_sccb_data sccb_data; check_retval(copy_from_user(&sccb_data, args, sizeof(sccb_data))); ret = vvcam_sensor_i2c_read(dev, sccb_data.addr, &sccb_data.data); check_retval(copy_to_user(args, &sccb_data, sizeof(sccb_data))); break; } case VVSENSORIOC_WRITE_ARRAY: { ret = vvcam_sensor_i2c_write_array(dev, args); break; } case VVSENSORIOC_READ_ARRAY: { ret = vvcam_sensor_i2c_read_array(dev, args); break; } case VVSENSORIOC_AF_WRITE_REG: { struct vvcam_sccb_data sccb_data; check_retval(copy_from_user(&sccb_data, args, sizeof(sccb_data))); ret = vvcam_focus_i2c_write(dev, sccb_data.addr, sccb_data.data); break; } case VVSENSORIOC_AF_READ_REG: { struct vvcam_sccb_data sccb_data; check_retval(copy_from_user(&sccb_data, args, sizeof(sccb_data))); ret = vvcam_focus_i2c_read(dev, sccb_data.addr, &sccb_data.data); check_retval(copy_to_user(args, &sccb_data, sizeof(sccb_data))); break; } case VVSENSORIOC_G_MIPI: { ret = 0; dev->sensor_func.mipi_info.sensor_data_bit = dev->sensor_mode.bit_width; check_retval(copy_to_user(args,&(dev->sensor_func.mipi_info),sizeof(struct sensor_mipi_info))); break; } case VVSENSORIOC_G_NAME: { ret = 0; check_retval(copy_to_user(args,dev->sensor_name,strlen(dev->sensor_name) + 1)); break; } case VVSENSORIOC_G_RESERVE_ID: { ret = 0; check_retval(copy_to_user(args,&(dev->sensor_func.reserve_id),sizeof(uint32_t))); break; } case VVSENSORIOC_G_CHIP_ID: { uint32_t chip_id = 0; if (dev->sensor_func.sensor_get_chip_id == NULL) { return -1; } ret = dev->sensor_func.sensor_get_chip_id(dev,&chip_id); check_retval(copy_to_user(args, &chip_id, sizeof(chip_id))); break; } case VVSENSORIOC_S_INIT: { struct vvcam_mode_info sensor_mode; check_retval(copy_from_user(&sensor_mode, args, sizeof(struct vvcam_mode_info))); if (dev->sensor_func.sensor_init == NULL) { return -1; } ret = dev->sensor_func.sensor_init(dev,&sensor_mode); break; } case VVSENSORIOC_S_STREAM: { uint32_t stream_status; check_retval(copy_from_user(&stream_status, args, sizeof(stream_status))); if (dev->sensor_func.sensor_set_stream == NULL) { return -1; } ret = dev->sensor_func.sensor_set_stream(dev, stream_status); break; } case VVSENSORIOC_S_EXP: { uint32_t exp_line; check_retval(copy_from_user(&exp_line, args, sizeof(exp_line))); if (dev->sensor_func.sensor_set_exp == NULL) { return -1; } ret = dev->sensor_func.sensor_set_exp(dev,exp_line); break; } case VVSENSORIOC_S_VSEXP: { uint32_t exp_line; check_retval(copy_from_user(&exp_line, args, sizeof(exp_line))); if (dev->sensor_func.sensor_set_vs_exp == NULL) { return -1; } ret = dev->sensor_func.sensor_set_vs_exp(dev,exp_line); break; } case VVSENSORIOC_S_GAIN: { uint32_t gain; check_retval(copy_from_user(&gain, args, sizeof(gain))); if (dev->sensor_func.sensor_set_gain == NULL) { return -1; } ret = dev->sensor_func.sensor_set_gain(dev, gain); break; } case VVSENSORIOC_S_VSGAIN: { uint32_t gain; check_retval(copy_from_user(&gain, args, sizeof(gain))); if (dev->sensor_func.sensor_set_vs_gain == NULL) { return -1; } ret = dev->sensor_func.sensor_set_vs_gain(dev, gain); break; } case VVSENSORIOC_S_FPS: { uint32_t fps; check_retval(copy_from_user(&fps, args, sizeof(fps))); if (dev->sensor_func.sensor_set_fps == NULL) { return -1; } ret = dev->sensor_func.sensor_set_fps(dev,fps); break; } case VVSENSORIOC_G_FPS: { ret = 0; check_retval(copy_to_user(args, &(dev->ae_info.cur_fps),sizeof(uint32_t))); break; } case VVSENSORIOC_S_FRAMESIZE: { ret = 0; break; } case VVSENSORIOC_ENUM_FRAMESIZES: { ret = 0; break; } case VVSENSORIOC_S_HDR_MODE: { uint32_t hdr_mode; check_retval(copy_from_user(&hdr_mode, args, sizeof(hdr_mode))); if (dev->sensor_func.sensor_set_hdr_mode == NULL) { return -1; } ret = dev->sensor_func.sensor_set_hdr_mode(dev, hdr_mode); break; } case VVSENSORIOC_G_HDR_MODE: { ret = 0; check_retval(copy_to_user(args,&(dev->sensor_mode.hdr_mode),sizeof(uint32_t))); break; } case VVSENSORIOC_S_HDR_RADIO: { ret = 0; check_retval(copy_from_user(&(dev->ae_info.hdr_radio),args,sizeof(uint32_t))); break; } case VVSENSORIOC_G_AE_INFO: { ret = 0; check_retval(copy_to_user(args,&(dev->ae_info),sizeof(struct vvcam_ae_info_s))); break; } case VVSENSORIOC_QUERY: { struct vvcam_mode_info_array sensor_mode_info_arry; memset(&sensor_mode_info_arry,0,sizeof(sensor_mode_info_arry)); if (dev->sensor_func.sensor_query == NULL) { return -1; } ret = dev->sensor_func.sensor_query(dev, &sensor_mode_info_arry); if (ret == 0) { check_retval(copy_to_user(args, &sensor_mode_info_arry, sizeof(sensor_mode_info_arry))); } break; } case VVSENSORIOC_G_SENSOR_MODE: { check_retval(copy_to_user(args, &(dev->sensor_mode), sizeof(struct vvcam_mode_info))); break; } default: { pr_err("unsupported command %d\n", cmd); break; } } return ret; } static int vvcam_register_i2c_client(struct vvcam_sensor_dev *dev) { struct i2c_adapter *adap; struct i2c_board_info sensor_i2c_info = { .type = "sensor", .addr = dev->device_idx + 1 }; adap = i2c_get_adapter(dev->i2c_bus); if (adap == NULL) { pr_err("[%s]:i2c_get_adapter i2c_bus %d failed\n",__func__,dev->i2c_bus); return -1; } if (dev->i2c_bus != UNDEFINED_IN_DTS) { strscpy(sensor_i2c_info.type, dev->sensor_name, I2C_NAME_SIZE); } dev->i2c_client = i2c_new_client_device(adap, &sensor_i2c_info); i2c_put_adapter(adap); if (dev->i2c_client == NULL) { pr_err("[%s]:i2c_new_client_device i2c_bus %d failed\n",__func__,dev->i2c_bus); return -1; } return 0; } static void vvcam_unregister_i2c_client(struct vvcam_sensor_dev *dev) { i2c_unregister_device(dev->i2c_client); } int vvnative_sensor_init(struct vvcam_sensor_dev *dev) { int ret = 0; if (dev->i2c_bus == UNDEFINED_IN_DTS) { dev->sensor_sccb_cfg.addr_byte = 2; dev->sensor_sccb_cfg.data_byte = 1; } ret = vvcam_register_i2c_client(dev); if (ret != 0) { pr_err("[%s]: vvcam_register_i2c_client sensor_idx = %d failed\n",__func__, dev->device_idx); return -1; } return ret; } int vvnative_sensor_deinit(struct vvcam_sensor_dev *dev) { int ret = 0; vvcam_unregister_i2c_client(dev); return ret; }