STM32F4_I2C_SR1_SB   71 drivers/i2c/busses/i2c-stm32f4.c 					 STM32F4_I2C_SR1_SB)
STM32F4_I2C_SR1_SB  580 drivers/i2c/busses/i2c-stm32f4.c 	if (event & STM32F4_I2C_SR1_SB)