On 20 December 2016 at 21:26, <miny...@acm.org> wrote: > From: Corey Minyard <cminy...@mvista.com> > > Add a return value to the event handler. Some I2C devices will > NAK if they have no data, so allow them to do this. This required > the following changes: > > Go through all the event handlers and change them to return int > and return 0. > > Modify i2c_start_transfer to terminate the transaction on a NAK. > > Modify smbus handing to not assert if a NAK occurs on a second > operation, and terminate the transaction and return -1 instead. > > Add some information on semantics to I2CSlaveClass. > > Signed-off-by: Corey Minyard <cminy...@mvista.com>
Thanks; added to target-arm.next. -- PMM
