From: wsa@the-dreams.de (Wolfram Sang)
To: linux-arm-kernel@lists.infradead.org
Subject: [RFC 01/11] i2c: add quirk structure to describe adapter flaws
Date: Mon, 19 Jan 2015 16:00:11 +0100 [thread overview]
Message-ID: <20150119150010.GA3820@katana> (raw)
In-Reply-To: <1421396295.11671.50.camel@mtksdaap41>
Hi,
> This can describe the behavior of our current upstream driver[1], which
> only support combine write-then-read.
>
> After checking with Xudong & HW guys, it seems our HW can do more.
> On MT8135, it can support at most 2 messages, no matter read or write,
> with the limitation that the length of the second message must <=
> 31bytes.
>
> So this RFC is enough for our driver, but it would be better if we could
> also support other case.
Hmm, I think we can convert max_comb_{read|write}_len to
max_comb_{1st|2nd}_msg_len or similar.
I'll check but it will probably not before next week.
Thanks for the input!
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next prev parent reply other threads:[~2015-01-19 15:00 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-09 17:21 [RFC 00/11] i2c: add generic quirk infrastructure Wolfram Sang
2015-01-09 17:21 ` [RFC 01/11] i2c: add quirk structure to describe adapter flaws Wolfram Sang
2015-01-16 5:50 ` Eddie Huang
2015-01-19 15:05 ` Wolfram Sang
2015-02-24 16:04 ` Wolfram Sang
2015-01-16 8:18 ` Yingjoe Chen
2015-01-19 15:00 ` Wolfram Sang [this message]
2015-01-09 17:21 ` [RFC 02/11] i2c: add quirk checks to core Wolfram Sang
2015-01-09 19:35 ` Sergei Shtylyov
2015-01-09 20:45 ` Wolfram Sang
2015-01-09 21:05 ` Sergei Shtylyov
2015-01-12 9:58 ` Ludovic Desroches
2015-01-12 10:13 ` Wolfram Sang
2015-01-12 12:08 ` Russell King - ARM Linux
2015-02-24 14:25 ` Wolfram Sang
2015-01-12 13:15 ` Matthias Brugger
2015-02-24 14:16 ` Wolfram Sang
2015-01-09 17:21 ` [RFC 03/11] i2c: at91: make use of the new infrastructure for quirks Wolfram Sang
2015-01-09 17:21 ` [RFC 04/11] i2c: opal: " Wolfram Sang
2015-01-09 17:21 ` [RFC 05/11] i2c: qup: " Wolfram Sang
2015-01-09 17:21 ` [RFC 06/11] i2c: cpm: " Wolfram Sang
2015-01-09 17:21 ` [RFC 07/11] i2c: axxia: " Wolfram Sang
2015-01-09 17:21 ` [RFC 08/11] i2c: dln2: " Wolfram Sang
2015-01-09 17:21 ` [RFC 09/11] i2c: powermac: " Wolfram Sang
2015-01-09 17:21 ` [RFC 10/11] i2c: viperboard: " Wolfram Sang
2015-01-09 17:21 ` [RFC 11/11] i2c: pmcmsp: " Wolfram Sang
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