Hi!
On 08/07/15 16:35, ext Jan Luebbe wrote:
> Using set_scl may be ineffective before calling the driver specific
> prepare_recovery callback, which might change into a test mode. So
> instead of setting SCL in i2c_generic_scl_recovery, move it to
> i2c_generic_recovery (after the optional prepare_recovery).
>
> Signed-off-by: Jan Luebbe <jlu@xxxxxxxxxxxxxx>
Makes sense,
Acked-by: Alexander Sverdlin <alexander.sverdlin@xxxxxxxxx>
> ---
> drivers/i2c/i2c-core.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
> index 069a41f116dd..be992b3e0be8 100644
> --- a/drivers/i2c/i2c-core.c
> +++ b/drivers/i2c/i2c-core.c
> @@ -567,6 +567,9 @@ static int i2c_generic_recovery(struct i2c_adapter *adap)
> if (bri->prepare_recovery)
> bri->prepare_recovery(adap);
>
> + bri->set_scl(adap, val);
> + ndelay(RECOVERY_NDELAY);
> +
> /*
> * By this time SCL is high, as we need to give 9 falling-rising edges
> */
> @@ -597,7 +600,6 @@ static int i2c_generic_recovery(struct i2c_adapter *adap)
>
> int i2c_generic_scl_recovery(struct i2c_adapter *adap)
> {
> - adap->bus_recovery_info->set_scl(adap, 1);
> return i2c_generic_recovery(adap);
> }
> EXPORT_SYMBOL_GPL(i2c_generic_scl_recovery);
--
Best regards,
Alexander Sverdlin.
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