linux-kernel - Re: [PATCH v3 5/6] i2c: iproc: handle master read request

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Message-ID: <CAHO=5PFCsWQb7nv5Sg00DAX6XXTfV7V8BH-ithK-Scq8eFFVbA@mail.gmail.com>
Date:   Sun, 20 Dec 2020 12:43:07 +0530
From:   Rayagonda Kokatanur <rayagonda.kokatanur@...adcom.com>
To:     Ray Jui <ray.jui@...adcom.com>
Cc:     Wolfram Sang <wsa@...nel.org>,
        Dhananjay Phadke <dphadke@...ux.microsoft.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        BCM Kernel Feedback <bcm-kernel-feedback-list@...adcom.com>,
        Brendan Higgins <brendanhiggins@...gle.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        linux-arm Mailing List <linux-arm-kernel@...ts.infradead.org>,
        linux-i2c <linux-i2c@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Lori Hikichi <lori.hikichi@...adcom.com>,
        Ray Jui <rjui@...adcom.com>,
        Scott Branden <sbranden@...adcom.com>
Subject: Re: [PATCH v3 5/6] i2c: iproc: handle master read request

On Fri, Dec 18, 2020 at 12:41 AM Ray Jui <ray.jui@...adcom.com> wrote:
>
>
>
> On 12/16/2020 8:08 PM, Rayagonda Kokatanur wrote:
> > On Wed, Dec 2, 2020 at 11:14 PM Ray Jui <ray.jui@...adcom.com> wrote:
> >>
> >>
> >>
> >> On 12/2/2020 6:35 AM, Wolfram Sang wrote:
> >>>
> >>>> All review comments are scattered now, please let me know what has to be
> >>>> done further,
> >>>> Are we going to change the tasklet to irq thread ?
> >>>> Are we going to remove batching 64 packets if transaction > 64B and use rx
> >>>> fifo threshold ?
> >>>>
> >>>> I don't see any issue with current code but if it has to change we need a
> >>>> valid reason for the same.
> >>>> If nothing to be done, please acknowledge the patch.
> >>>
> >>> Valid request. Has there been any news?
> >>>
> >>
> >> Sorry for the delay. I just replied.
> >
> > This patch is tested and validated with all corner cases and its working.
> > Can we merge this and take up any improvement as part of separate patch?
> >
>
> I think that makes sense, and I'm okay with these patches going in as
> they are now.
>
> Acked-by: Ray Jui <ray.jui@...adcom.com>

Thank you.

>
> But please help to collect precise FIFO access timing (later when you
> have time), that would allow us to know if the current defer-to-tasklet
> (instead of thread) based approach makes sense or not.
>
> Thanks,
>
> Ray
>
> > Thanks,
> > Rayagonda
> >
> >>
> >>
> >> Thanks,
> >>
> >> Ray

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