Re: [PATCH 5.10 041/289] i2c: Add I2C_AQ_NO_REP_START adapter quirk

On Mon 2021-05-17 15:59:26, Greg Kroah-Hartman wrote:

From: Bence Csókás bence98@sch.bme.hu

[ Upstream commit aca01415e076aa96cca0f801f4420ee5c10c660d ]

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

Suggested-by: Wolfram Sang wsa@kernel.org Signed-off-by: Bence Csókás bence98@sch.bme.hu Signed-off-by: Wolfram Sang wsa@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org

Why is this pushed to 5.10 and 4.19? The define is not used anywhere AFAICT.

Best regards, Pavel

+++ b/include/linux/i2c.h @@ -687,6 +687,8 @@ struct i2c_adapter_quirks { +/* adapter cannot do repeated START */ +#define I2C_AQ_NO_REP_START BIT(7)