From: Wolfram Sang <wsa@the-dreams.de>
To: linux-i2c@vger.kernel.org
Cc: linux-sh@vger.kernel.org, Magnus Damm <magnus.damm@gmail.com>,
Simon Horman <horms@verge.net.au>,
Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
Geert Uytterhoeven <geert@linux-m68k.org>
Subject: Re: [PATCH] i2c: sh_mobile: terminate DMA reads properly
Date: Fri, 30 Jan 2015 18:01:30 +0100 [thread overview]
Message-ID: <20150130170129.GA8476@katana> (raw)
In-Reply-To: <1422552796-11315-1-git-send-email-wsa@the-dreams.de>
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On Thu, Jan 29, 2015 at 06:33:16PM +0100, Wolfram Sang wrote:
> From: Wolfram Sang <wsa+renesas@sang-engineering.com>
>
> DMA read requests could miss proper termination, so two more bytes would
> have been read via PIO overwriting the end of the buffer with wrong
> data. Make DMA stop handling more readable while we are here.
>
> Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Applied to for-current, thanks!
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WARNING: multiple messages have this Message-ID (diff)
From: Wolfram Sang <wsa@the-dreams.de>
To: linux-i2c@vger.kernel.org
Cc: linux-sh@vger.kernel.org, Magnus Damm <magnus.damm@gmail.com>,
Simon Horman <horms@verge.net.au>,
Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
Geert Uytterhoeven <geert@linux-m68k.org>
Subject: Re: [PATCH] i2c: sh_mobile: terminate DMA reads properly
Date: Fri, 30 Jan 2015 17:01:30 +0000 [thread overview]
Message-ID: <20150130170129.GA8476@katana> (raw)
In-Reply-To: <1422552796-11315-1-git-send-email-wsa@the-dreams.de>
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On Thu, Jan 29, 2015 at 06:33:16PM +0100, Wolfram Sang wrote:
> From: Wolfram Sang <wsa+renesas@sang-engineering.com>
>
> DMA read requests could miss proper termination, so two more bytes would
> have been read via PIO overwriting the end of the buffer with wrong
> data. Make DMA stop handling more readable while we are here.
>
> Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Applied to for-current, thanks!
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next prev parent reply other threads:[~2015-01-30 17:01 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-29 17:33 [PATCH] i2c: sh_mobile: terminate DMA reads properly Wolfram Sang
2015-01-29 17:33 ` Wolfram Sang
2015-01-30 17:01 ` Wolfram Sang [this message]
2015-01-30 17:01 ` Wolfram Sang
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