Re: [PATCH v10] i2c: virtio: add a virtio i2c frontend driver

From: Viresh Kumar
Date: Tue Jun 29 2021 - 06:30:20 EST


On 29-06-21, 12:23, Wolfram Sang wrote:
>
> > > You are not emulating I2C_FUNC_SMBUS_QUICK, so you need to mask it out.
> >
> > What is it that we need to have to emulate it ? I did use it in my
> > qemu and rust backends, not sure if this was ever sent by device I
> > used for testing SMBUS though.
>
> The biggest use is to scan busses for devices, i.e. use 'i2cdetect'
> without the -r parameter.

Okay. But what is missing in the driver because of which it should
mask out I2C_FUNC_SMBUS_QUICK.

--
viresh