Commit aca01415 authored by Bence Csókás's avatar Bence Csókás Committed by Wolfram Sang
Browse files

i2c: Add I2C_AQ_NO_REP_START adapter quirk 



This quirk signifies that the adapter cannot do a repeated
START, it always issues a STOP condition after transfers.

Suggested-by: default avatarWolfram Sang <wsa@kernel.org>
Signed-off-by: default avatarBence Csókás <bence98@sch.bme.hu>
Signed-off-by: default avatarWolfram Sang <wsa@kernel.org>
parent c126f7c3

include/linux/i2c.h

+2 −0
Original line number Diff line number Diff line
@@ -687,6 +687,8 @@ struct i2c_adapter_quirks { 
#define I2C_AQ_NO_ZERO_LEN_READ		BIT(5)

#define I2C_AQ_NO_ZERO_LEN_WRITE	BIT(6)

#define I2C_AQ_NO_ZERO_LEN		(I2C_AQ_NO_ZERO_LEN_READ | I2C_AQ_NO_ZERO_LEN_WRITE)

/* adapter cannot do repeated START */

#define I2C_AQ_NO_REP_START		BIT(7)



/*

 * i2c_adapter is the structure used to identify a physical i2c bus along