From: Wolfram Sang <wsa@kernel.org>
To: Quan Nguyen <quan@os.amperecomputing.com>,
Corey Minyard <minyard@acm.org>, Rob Herring <robh+dt@kernel.org>,
Joel Stanley <joel@jms.id.au>, Andrew Jeffery <andrew@aj.id.au>,
Brendan Higgins <brendanhiggins@google.com>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
openipmi-developer@lists.sourceforge.net,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org,
linux-i2c@vger.kernel.org,
Open Source Submission <patches@amperecomputing.com>,
Phong Vo <phong@os.amperecomputing.com>,
"Thang Q . Nguyen" <thang@os.amperecomputing.com>
Subject: Re: [PATCH v5 1/3] i2c: aspeed: Add slave_enable() to toggle slave mode
Date: Mon, 29 Nov 2021 20:22:32 +0100 [thread overview]
Message-ID: <YaUoeFZn6zLNoGed@kunai> (raw)
In-Reply-To: <YRTQP9sX0hkTJMTx@shikoro>
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Hi,
I still wonder if we can't get the SSIF BMC driver upstream...
> @all: Plus, I neither like the API (because it doesn't look generic to
> me but mostly handling one issue needed here) nor do I fully understand
> the use case. Normally, when a read is requested and the backend needs
> time to deliver the data, the hardware should stretch the SCL clock
> until some data register is finally written to. If it doesn't do it for
> whatever reason, this is a quirky hardware in my book and needs handling
> in the driver only. So, what is special with this HW? Can't we solve it
> differently?
... for that, it would be great if somebody could answer my questions
here :)
Happy hacking,
Wolfram
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next prev parent reply other threads:[~2021-11-29 19:24 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-14 3:38 [PATCH v5 0/3] Add SSIF BMC driver Quan Nguyen
2021-07-14 3:38 ` [PATCH v5 1/3] i2c: aspeed: Add slave_enable() to toggle slave mode Quan Nguyen
2021-08-12 7:39 ` Wolfram Sang
2021-08-12 13:36 ` [Openipmi-developer] " Corey Minyard
2021-11-29 19:22 ` Wolfram Sang [this message]
2021-11-30 2:08 ` Quan Nguyen
2021-11-30 10:02 ` Wolfram Sang
2021-07-14 3:38 ` [PATCH v5 2/3] ipmi: ssif_bmc: Add SSIF BMC driver Quan Nguyen
2021-07-14 3:38 ` [PATCH v5 3/3] bindings: ipmi: Add binding for " Quan Nguyen
2021-07-15 17:43 ` Rob Herring
2021-07-16 2:45 ` Quan Nguyen
2021-07-15 23:32 ` [PATCH v5 0/3] Add " Corey Minyard
2021-07-16 2:47 ` Quan Nguyen
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