From: vinod.koul@intel.com (Vinod Koul)
To: linux-arm-kernel@lists.infradead.org
Subject: [RESEND PATCH] dmaengine: at_xdmac: fix residue computation
Date: Thu, 10 Mar 2016 16:37:19 +0530 [thread overview]
Message-ID: <20160310110718.GE11154@localhost> (raw)
In-Reply-To: <1457601481-17405-1-git-send-email-ludovic.desroches@atmel.com>
On Thu, Mar 10, 2016 at 10:17:55AM +0100, Ludovic Desroches wrote:
> When computing the residue we need two pieces of information: the current
> descriptor and the remaining data of the current descriptor. To get
> that information, we need to read consecutively two registers but we
> can't do it in an atomic way. For that reason, we have to check manually
> that current descriptor has not changed.
Applied, thanks
--
~Vinod
prev parent reply other threads:[~2016-03-10 11:07 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-10 9:17 [RESEND PATCH] dmaengine: at_xdmac: fix residue computation Ludovic Desroches
2016-03-10 11:07 ` Vinod Koul [this message]
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