From: Wolfram Sang <wsa-z923LK4zBo2bacvFa/9K2g@public.gmane.org>
To: Alexander Kochetkov <al.kochet-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Tony Lindgren <tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>,
Felipe Balbi <balbi-l0cyMroinI0@public.gmane.org>
Subject: Re: [PATCH v3 0/4] i2c: omap: patch series related to multimaster mode
Date: Sat, 22 Nov 2014 22:08:13 +0100 [thread overview]
Message-ID: <20141122210812.GA1275@katana> (raw)
In-Reply-To: <1416685634-5864-1-git-send-email-al.kochet-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
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On Sat, Nov 22, 2014 at 11:47:10PM +0400, Alexander Kochetkov wrote:
> Here is the patch series intended to improve stability of
> i2c-omap driver in the i2c multimaster environments.
>
> Tested on Beagleboard XM C.
> For now all fine. No controller timeouts, no data corruptions.
>
> Also impelemented i2c bus fault detection during startup and
> after reset.
>
> So, instead of the message "controller timeout" blaming IP,
> you get "timeout waiting for bus ready".
>
> Rebased against i2c/for-next (eb61694b43dea0d43ea2574e7d48f476a6bdffb0)
>
> Tested on the kernel from angstrom-v2013.06-yocto1.4
> Kernel recepie linux-mainline_3.2.bb
> git://github.com/Angstrom-distribution/meta-ti.git; branch angstrom-staging-yocto1.4
> With all i2-omap.c patches backported from upstream linux/master
>
> Signed-off-by: Alexander Kochetkov <al.kochet-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
>
> Alexander Kochetkov (4):
> i2c: omap: cleanup register definitions
> i2c: omap: implement workaround for handling invalid BB-bit values
> i2c: omap: don't reset controller if Arbitration Lost detected
> i2c: omap: add notes related to i2c multimaster mode
All applied to for-next, thanks!
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prev parent reply other threads:[~2014-11-22 21:08 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-20 21:28 [RFC 0/4] i2c: omap: patch series related to multimaster mode Alexander Kochetkov
2014-11-20 21:28 ` [PATCH 1/4] i2c: omap: cleanup register definitions Alexander Kochetkov
[not found] ` <1416518925-20679-2-git-send-email-al.kochet-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2014-11-21 16:08 ` Felipe Balbi
2014-11-20 21:28 ` [PATCH 3/4] i2c: omap: don't reset controller if Arbitration Lost detected Alexander Kochetkov
2014-11-21 16:08 ` Felipe Balbi
2014-11-21 18:11 ` Wolfram Sang
[not found] ` <1416518925-20679-4-git-send-email-al.kochet-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2014-11-21 22:51 ` [PATCH v2 " Alexander Kochetkov
[not found] ` <1416610307-3698-1-git-send-email-al.kochet-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2014-11-22 1:07 ` Felipe Balbi
2014-11-20 21:28 ` [PATCH 4/4] i2c: omap: add notes related to i2c multimaster mode Alexander Kochetkov
2014-11-21 16:08 ` Felipe Balbi
[not found] ` <1416518925-20679-1-git-send-email-al.kochet-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2014-11-20 21:28 ` [PATCH 2/4] i2c: omap: implement workaround for handling invalid BB-bit values Alexander Kochetkov
2014-11-21 16:08 ` Felipe Balbi
2014-11-22 13:23 ` Wolfram Sang
2014-11-22 14:06 ` Alexander Kochetkov
[not found] ` <B6D9B4D7-25CB-456F-88B4-EB6A53E33A9D-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2014-11-22 18:02 ` Wolfram Sang
2014-11-23 4:43 ` Felipe Balbi
2014-11-23 13:18 ` Alexander Kochetkov
2014-11-24 19:08 ` Felipe Balbi
2014-11-24 19:09 ` Felipe Balbi
2014-11-22 19:47 ` [PATCH v3 0/4] i2c: omap: patch series related to multimaster mode Alexander Kochetkov
2014-11-22 19:47 ` [PATCH v3 2/4] i2c: omap: implement workaround for handling invalid BB-bit values Alexander Kochetkov
2014-11-24 19:08 ` Kevin Hilman
[not found] ` <CAMAWPa8whctBR6fBFaSzPvm3qn+QK06CimRrxFxxH=0kNkF4UA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-11-24 19:10 ` Felipe Balbi
2014-11-24 19:13 ` Wolfram Sang
2014-11-24 19:25 ` Tony Lindgren
2014-11-24 19:39 ` Alexander Kochetkov
[not found] ` <47A1A441-952C-4AC3-859C-5A8E405767E0-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2014-11-24 19:47 ` Tony Lindgren
2014-11-24 20:05 ` Alexander Kochetkov
[not found] ` <47749B61-5924-4E56-9931-77B0CFC0AAA0-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2014-11-25 0:09 ` Alexander Kochetkov
[not found] ` <06376010-5DED-49AA-9494-A9546567E7CA-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2014-11-25 15:41 ` Tony Lindgren
2014-11-24 21:08 ` Alexander Kochetkov
2014-11-26 22:30 ` Alexander Kochetkov
[not found] ` <1416685634-5864-3-git-send-email-al.kochet-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2014-11-24 20:33 ` [PATCH] omap: i2c: don't check bus state IP rev3.3 and earlier Alexander Kochetkov
[not found] ` <1416861189-17109-1-git-send-email-al.kochet-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2014-11-24 21:08 ` Tony Lindgren
[not found] ` <20141124210809.GG2817-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
2014-11-24 22:20 ` [PATCH v2] " Alexander Kochetkov
2014-11-25 14:19 ` Wolfram Sang
2014-11-25 14:38 ` Alexander Kochetkov
[not found] ` <7E0A0B24-91D5-41A4-B007-004C5965D0D7-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2014-11-25 19:13 ` Kevin Hilman
[not found] ` <7hvbm3jdq1.fsf-1D3HCaltpLuhEniVeURVKkEOCMrvLtNR@public.gmane.org>
2014-11-26 19:26 ` Alexander Kochetkov
[not found] ` <65BAE81D-E894-48EB-B5A0-0D0FFB9B448F-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2014-11-26 21:33 ` Kevin Hilman
[not found] ` <1416867655-22232-1-git-send-email-al.kochet-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2014-11-25 19:12 ` Kevin Hilman
2014-11-26 19:05 ` [RFC] i2c: omap: TEST: do IP reset during probe Alexander Kochetkov
2014-11-26 21:25 ` Kevin Hilman
[not found] ` <7hzjbdd57j.fsf-1D3HCaltpLuhEniVeURVKkEOCMrvLtNR@public.gmane.org>
2014-11-28 22:13 ` Tony Lindgren
[not found] ` <20141128221350.GW2817-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
2014-11-28 23:25 ` Alexander Kochetkov
[not found] ` <E4A4FA05-0752-41CB-B86B-84035C6EAF05-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2014-11-29 22:06 ` Tony Lindgren
2014-11-29 2:14 ` Alexander Kochetkov
2014-11-22 19:47 ` [PATCH v3 4/4] i2c: omap: add notes related to i2c multimaster mode Alexander Kochetkov
[not found] ` <1416685634-5864-1-git-send-email-al.kochet-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2014-11-22 19:47 ` [PATCH v3 1/4] i2c: omap: cleanup register definitions Alexander Kochetkov
2014-11-22 19:47 ` [PATCH v3 3/4] i2c: omap: don't reset controller if Arbitration Lost detected Alexander Kochetkov
2014-11-22 21:08 ` Wolfram Sang [this message]
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