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- /****************************************************************************
- *
- * 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 <linux/module.h>
- #include <linux/uaccess.h>
- #include <linux/i2c.h>
- #include <linux/slab.h>
- #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;
- }
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