[游戏开发] mtkcamera四摄移植

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[游戏开发]mtkcamera四摄移植

kernel-4.9/drivers/misc/mediatek/imgsensor/src/common/v1/imgsensor_i2c.c
添加i2c_DRV_NAME_3

{IMGSENSOR_I2C_DRV_NAME_3, 0},


static const struct of_device_id gof_device_id_3[] = {
    { .compatible = IMGSENSOR_I2C_OF_DRV_NAME_3, },
    {}
};


static int
imgsensor_i2c_probe_3(struct i2c_client *client, const struct i2c_device_id *id)
{
    gi2c.inst[IMGSENSOR_I2C_DEV_3].pi2c_client = client;
    return 0;
}


 {
        .probe = imgsensor_i2c_probe_3,
        .remove = imgsensor_i2c_remove,
        .driver = {
        .name = IMGSENSOR_I2C_DRV_NAME_3,
        .owner = THIS_MODULE,
#ifdef CONFIG_OF
        .of_match_table = gof_device_id_3,
#endif
        },
        .id_table = gi2c_dev_id,
    }

添加上电
kernel-4.9/drivers/misc/mediatek/imgsensor/src/mt6761/camera_hw/imgsensor_cfg_table.c

IMGSENSOR_SENSOR_IDX_SUB2,
        IMGSENSOR_I2C_DEV_3,

kernel-4.9/drivers/misc/mediatek/imgsensor/src/mt6761/camera_hw/imgsensor_cfg_table.h

#define IMGSENSOR_I2C_DRV_NAME_3  "kd_camera_hw_bus4"
#define IMGSENSOR_I2C_OF_DRV_NAME_3 "mediatek,camera_sub_two"
enum IMGSENSOR_I2C_DEV {
    IMGSENSOR_I2C_DEV_0,
    IMGSENSOR_I2C_DEV_1,
    IMGSENSOR_I2C_DEV_2,
    IMGSENSOR_I2C_DEV_3,
    IMGSENSOR_I2C_DEV_MAX_NUM,
};

dws中添加上电

SUB_CAMERA_2_POWER_D
SUB_CAMERA_2_POWER_A
  <device1>
                <varName>CAMERA_SUB_TWO</varName>
                <channel>I2C_CHANNEL_1</channel>
                <address>0x2D</address>
   </device1>

修改MCLK
vendor/mediatek/proprietary/custom/mt6765/hal/imgsensor_src/cfg_setting_imgsensor.cpp

{
        .sensorIdx     = IMGSENSOR_SENSOR_IDX_SUB2,
        .mclk          = eMclk_4,
        .port          = EMipiPort_CSI0B,
        .dir           = CUSTOM_CFG_DIR_FRONT,
        .bitOrder      = CUSTOM_CFG_BITORDER_9_2,
        .orientation   = 270,
        .horizontalFov = 75,
        .verticalFov   = 60,
        .PadPclkInv    = 0,
        },
    {
        .sensorIdx     = IMGSENSOR_SENSOR_IDX_MAIN3,
        .mclk          = eMclk_4,
        .port          = EMipiPort_CSI0B,
        .dir           = CUSTOM_CFG_DIR_REAR,
        .bitOrder      = CUSTOM_CFG_BITORDER_9_2,
        .orientation   = 90,
        .horizontalFov = 75,
    .verticalFov   = 60,
        .PadPclkInv    = 0,
        },

添加四摄切换
vendor\mediatek\proprietary\packages\apps\Camera2\feature\setting\cameraswitcher\src\com\mediatek\camera\feature\setting\CameraSwitcher.java

    private static final String CAMERA_FACING_BACK2 = "back2";
    private static final int CAMERA_FACING_BACK2_VALUE = 2;
    private static final String CAMERA_FACING_BACK3 = "back3";
    private static final int CAMERA_FACING_BACK3_VALUE = 3;

           if (characteristics != null) {
                int facing = characteristics.get(CameraCharacteristics.LENS_FACING);
/*                if (facing == CameraMetadata.LENS_FACING_FRONT) {
                    facingString = CAMERA_FACING_FRONT;
                } else {
                    facingString = CAMERA_FACING_BACK;
                }
*/
        if (facing == CameraMetadata.LENS_FACING_FRONT) {
            facingString = CAMERA_FACING_FRONT;
        }
        //zlh add main 2
        else if (facing == CAMERA_FACING_BACK2_VALUE) {
            facingString = CAMERA_FACING_BACK2;
                }                
        else if (facing == CAMERA_FACING_BACK3_VALUE) {
            facingString = CAMERA_FACING_BACK3;
                } else {
            facingString = CAMERA_FACING_BACK;
        }

......


        if (nextFacing.equals(CAMERA_FACING_BACK) && CameraUtil.getDualZoomId() != null) {
            newCameraId = CameraUtil.getDualZoomId();
        }
//zlh add main2        

        if(mFacing.equals(CAMERA_FACING_BACK))
            nextFacing=CAMERA_FACING_FRONT;
        else if(mFacing.equals(CAMERA_FACING_FRONT))
        {
            nextFacing=CAMERA_FACING_BACK2;
            newCameraId=Integer.toString(2);
        }    
        else if(mFacing.equals(CAMERA_FACING_BACK2))
        {
            nextFacing=CAMERA_FACING_BACK3;
            newCameraId=Integer.toString(3);
        }    
        else if(mFacing.equals(CAMERA_FACING_BACK3))
            nextFacing=CAMERA_FACING_BACK;