ov13858_read_reg 1194 drivers/media/i2c/ov13858.c ret = ov13858_read_reg(ov13858, OV13858_REG_TEST_PATTERN, ov13858_read_reg 1545 drivers/media/i2c/ov13858.c ret = ov13858_read_reg(ov13858, OV13858_REG_CHIP_ID,