From: Ben Dooks <ben-linux@fluff.org>
To: Esben Haabendal <esbenhaabendal@gmail.com>
Cc: Kumar Gala <galak@gate.crashing.org>,
linux-i2c@vger.kernel.org, linuxppc-dev@ozlabs.org
Subject: Re: [PATCH v2] i2c-mpc: generate START condition after STOP caused by read i2c_msg
Date: Tue, 2 Jun 2009 23:25:11 +0100 [thread overview]
Message-ID: <20090602222511.GC18453@fluff.org.uk> (raw)
In-Reply-To: <d2b9ea600905281315x435cdb05ia7b016b3d60c4a65@mail.gmail.com>
On Thu, May 28, 2009 at 10:15:22PM +0200, Esben Haabendal wrote:
> On Thu, May 28, 2009 at 9:31 PM, Grant Likely <grant.likely@secretlab.ca> wrote:
> > On Tue, May 26, 2009 at 5:30 AM, Esben Haabendal wrote:
> >> On Tue, May 19, 2009 at 7:22 AM, Esben Haabendal wrote:
> >>> This fixes MAL (arbitration lost) bug caused by illegal use of
> >>> RSTA (repeated START) after STOP condition generated after last byte
> >>> of reads. With this patch, it is possible to do an i2c_transfer() with
> >>> additional i2c_msg's following the I2C_M_RD messages.
> >>>
> >>> It still needs to be resolved if it is possible to fix this issue
> >>> by removing the STOP condition after reads in a robust way.
> >>>
> >>> Signed-off-by: Esben Haabendal <eha@doredevelopment.dk>
> >>> ---
> >>> ?drivers/i2c/busses/i2c-mpc.c | ? ?9 +++++++--
> >>> ?1 files changed, 7 insertions(+), 2 deletions(-)
> >>
> >> Any blockers to get this accepted?
> >
> > It helps if you cc: developers/maintainers of the device. ?ie. Kumar
> > for mpc8xxx, me for 52xx.
> >
> > This is the first time I noticed your posting. ?It will take me a few
> > days before I get a chance to review it.
>
> Kumar, will you take a look at this patch?
is anyone else likely to review it, or should I merge?
--
Ben (ben@fluff.org, http://www.fluff.org/)
'a smiley only costs 4 bytes'
next prev parent reply other threads:[~2009-06-02 22:25 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-19 5:22 [PATCH v2] i2c-mpc: generate START condition after STOP caused by read i2c_msg Esben Haabendal
2009-05-26 11:30 ` Esben Haabendal
2009-05-26 21:33 ` Ben Dooks
2009-05-28 17:17 ` Wolfram Sang
2009-05-28 18:43 ` Joakim Tjernlund
2009-05-28 20:10 ` Esben Haabendal
2009-05-28 20:34 ` Peter Korsgaard
2009-05-28 20:41 ` Esben Haabendal
2009-05-28 21:08 ` Peter Korsgaard
2009-05-28 21:22 ` Esben Haabendal
2009-12-03 15:09 ` Michael Lawnick
2009-12-03 15:29 ` Ben Dooks
2009-12-03 15:49 ` Joakim Tjernlund
2009-12-04 6:58 ` Michael Lawnick
2009-12-03 15:42 ` Joakim Tjernlund
2009-05-28 19:31 ` Grant Likely
2009-05-28 20:15 ` Esben Haabendal
2009-06-02 22:25 ` Ben Dooks [this message]
2009-06-02 23:12 ` Grant Likely
2009-06-03 6:01 ` Grant Likely
2009-06-14 13:16 ` Ben Dooks
2009-06-14 14:04 ` Esben Haabendal
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