From: Jae Hyun Yoo <jae.hyun.yoo@linux.intel.com>
To: Brendan Higgins <brendanhiggins@google.com>,
Joel Stanley <joel@jms.id.au>
Cc: Ryan Chen <ryan_chen@aspeedtech.com>,
Andrew Jeffery <andrew@aj.id.au>,
OpenBMC Maillist <openbmc@lists.ozlabs.org>,
Tao Ren <taoren@fb.com>
Subject: Re: [PATCH dev-5.2 0/2] i2c: aspeed: Add H/W timeout support
Date: Wed, 4 Sep 2019 17:56:25 -0700 [thread overview]
Message-ID: <637a86f5-45b2-e37e-2bed-6a65b5cda477@linux.intel.com> (raw)
In-Reply-To: <CAFd5g44dg3=FiW6QHLWtdoZzgP18ghQ0Fd40SGpBK1GYAHan-A@mail.gmail.com>
On 9/4/2019 4:50 PM, Brendan Higgins wrote:
> On Wed, Sep 4, 2019 at 3:55 PM Joel Stanley <joel@jms.id.au> wrote:
>>
>> Hi Jae,
>>
>> On Wed, 4 Sep 2019 at 20:08, Jae Hyun Yoo <jae.hyun.yoo@linux.intel.com> wrote:
>>>
>>> In case of multi-master environment, if a peer master incorrectly handles
>>> a bus in the middle of a transaction, I2C hardware hangs in slave state
>>> and it can't escape from the slave state, so this commit adds slave
>>> inactive timeout support to recover the bus in the case.
>>>
>>> By applying this change, SDA data-low and SCL clock-low timeout feature
>>> also could be enabled which was disabled previously.
>>
>> Please consider sending your RFC patches to the upstream list. You
>> have a big backlog of patches now.
>
> Joel, thanks for keeping track of this!
>
> Sorry, for not keeping up with my emails, I don't think I have time to
> continue to maintain this.
>
> However, I don't want to hand this off in a bad state. I will try to
> get up to date on all the emails in the coming weeks.
>
> Jae, can you start sending things upstream as Joel suggested?
Sure, I'll start upstreaming after taking some tests on Cedric's QEMU
patch.
Thanks,
Jae
prev parent reply other threads:[~2019-09-05 0:56 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-04 20:07 [PATCH dev-5.2 0/2] i2c: aspeed: Add H/W timeout support Jae Hyun Yoo
2019-09-04 20:07 ` [PATCH dev-5.2 1/2] dt-bindings: i2c: aspeed: add hardware " Jae Hyun Yoo
2019-09-04 20:07 ` [PATCH dev-5.2 2/2] i2c: aspeed: add slave inactive " Jae Hyun Yoo
2019-09-04 22:37 ` Tao Ren
2019-09-05 22:28 ` Tao Ren
2019-09-05 22:48 ` Jae Hyun Yoo
2019-09-05 23:19 ` Tao Ren
2019-09-05 23:35 ` Jae Hyun Yoo
2019-09-06 1:16 ` Tao Ren
2019-09-06 1:56 ` [Potential Spoof] " Tao Ren
2019-09-06 2:35 ` Tao Ren
2019-09-06 16:20 ` Jae Hyun Yoo
2019-09-04 22:54 ` [PATCH dev-5.2 0/2] i2c: aspeed: Add H/W " Joel Stanley
2019-09-04 23:01 ` Jae Hyun Yoo
2019-09-04 23:12 ` Andrew Jeffery
2019-09-04 23:40 ` Jae Hyun Yoo
2019-09-05 0:10 ` Andrew Jeffery
2019-09-05 0:54 ` Jae Hyun Yoo
2019-09-11 18:56 ` Jae Hyun Yoo
2019-09-12 1:22 ` Andrew Jeffery
2019-09-12 1:26 ` Jae Hyun Yoo
2019-09-04 23:50 ` Brendan Higgins
2019-09-05 0:56 ` Jae Hyun Yoo [this message]
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