do_i2c_probe 535 drivers/media/usb/pvrusb2/pvrusb2-i2c-core.c if (do_i2c_probe(hdw, i)) { do_i2c_probe 636 drivers/media/usb/pvrusb2/pvrusb2-i2c-core.c if (do_i2c_probe(hdw, 0x71)) {