Re: [PATCH v3 03/11] i2c: npcm: Fix client address calculation

From: Tyrone Ting
Date: Fri Mar 04 2022 - 08:39:28 EST


Hi Andy:

Thank you for your comment and it'll be addressed.

Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> 於 2022年3月3日 週四 下午6:31寫道:
>
> On Thu, Mar 03, 2022 at 04:31:33PM +0800, Tyrone Ting wrote:
> > From: Tali Perry <tali.perry1@xxxxxxxxx>
> >
> > Fix i2c client address by left-shifting 1 bit before
> > applying it to the data register.
>
> ...
>
> > - bus->dest_addr = slave_addr;
> > + bus->dest_addr = slave_addr << 1;
>
> 1. Why this is not using i2c_8bit_addr_from_msg() helper?
> 2. This is duplication of what npcm_i2c_master_start_xmit() does.
>
> Taking 2 into account, what is this exactly fixing?
> Sounds like a red herring.
>
> --
> With Best Regards,
> Andy Shevchenko
>
>

Best regards,
Tyrone