STM32F7_I2C_ISR_NACKF 1349 drivers/i2c/busses/i2c-stm32f7.c if (status & STM32F7_I2C_ISR_NACKF) { STM32F7_I2C_ISR_NACKF 1409 drivers/i2c/busses/i2c-stm32f7.c if (status & STM32F7_I2C_ISR_NACKF) {