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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'

  reply	other threads:[~2009-06-02 22:25 UTC|newest]

Thread overview: 41+ 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
2009-05-19  5:22 ` Esben Haabendal
2009-05-26 11:30 ` Esben Haabendal
2009-05-26 11:30   ` Esben Haabendal
     [not found]   ` <d2b9ea600905260430i72290901p9266de4cade049c1-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2009-05-26 21:33     ` Ben Dooks
2009-05-26 21:33       ` Ben Dooks
     [not found]       ` <20090526213351.GG23114-elnMNo+KYs3pIgCt6eIbzw@public.gmane.org>
2009-05-28 17:17         ` Wolfram Sang
2009-05-28 17:17           ` Wolfram Sang
     [not found]           ` <20090528171726.GE3112-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2009-05-28 18:43             ` Joakim Tjernlund
2009-05-28 18:43               ` Joakim Tjernlund
2009-05-28 20:10           ` Esben Haabendal
     [not found]             ` <d2b9ea600905281310p16f47ed0i454e25bf256d3010-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2009-05-28 20:34               ` Peter Korsgaard
2009-05-28 20:34                 ` Peter Korsgaard
     [not found]                 ` <87ws8155md.fsf-uXGAPMMVk8amE9MCos8gUmSdvHPH+/yF@public.gmane.org>
2009-05-28 20:41                   ` Esben Haabendal
2009-05-28 20:41                     ` Esben Haabendal
     [not found]                     ` <d2b9ea600905281341s24efa4e3l6277a8aa5dec5bd-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2009-05-28 21:08                       ` Peter Korsgaard
2009-05-28 21:08                         ` Peter Korsgaard
     [not found]                         ` <87octd5415.fsf-uXGAPMMVk8amE9MCos8gUmSdvHPH+/yF@public.gmane.org>
2009-05-28 21:22                           ` Esben Haabendal
2009-05-28 21:22                             ` Esben Haabendal
2009-12-03 15:09         ` Michael Lawnick
2009-12-03 15:09           ` Michael Lawnick
     [not found]           ` <4B17D4C5.3070100-Mmb7MZpHnFY@public.gmane.org>
2009-12-03 15:29             ` Ben Dooks
2009-12-03 15:29               ` Ben Dooks
     [not found]               ` <20091203152916.GC23152-SMNkleLxa3Z6Wcw2j4pizdi2O/JbrIOy@public.gmane.org>
2009-12-03 15:49                 ` Joakim Tjernlund
2009-12-03 15:49                   ` Joakim Tjernlund
2009-12-04  6:58                 ` Michael Lawnick
2009-12-04  6:58                   ` Michael Lawnick
2009-12-03 15:42           ` Joakim Tjernlund
2009-05-28 19:31     ` Grant Likely
2009-05-28 19:31       ` Grant Likely
     [not found]       ` <fa686aa40905281231o26c74a13v250bcedbd066e77b-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2009-05-28 20:15         ` Esben Haabendal
2009-05-28 20:15           ` Esben Haabendal
2009-06-02 22:25           ` Ben Dooks [this message]
2009-06-02 23:12 ` Grant Likely
2009-06-02 23:12   ` Grant Likely
2009-06-03  6:01   ` Grant Likely
2009-06-03  6:01     ` Grant Likely
     [not found] ` <4A124202.4010201-SIcX2qgNSybd/EuGEV170n9LOBIZ5rWg@public.gmane.org>
2009-06-14 13:16   ` Ben Dooks
2009-06-14 13:16     ` Ben Dooks
     [not found]     ` <20090614131605.GK20446-elnMNo+KYs3pIgCt6eIbzw@public.gmane.org>
2009-06-14 14:04       ` Esben Haabendal
2009-06-14 14:04         ` Esben Haabendal

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