From: Vinod Koul <vinod.koul-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
To: Matt Porter <mporter-l0cyMroinI0@public.gmane.org>
Cc: Linux DaVinci Kernel List
<davinci-linux-open-source-VycZQUHpC/PFrsHnngEfi1aTQe2KTcn/@public.gmane.org>,
Sekhar Nori <nsekhar-l0cyMroinI0@public.gmane.org>,
Linux MMC List
<linux-mmc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
Linux Kernel Mailing List
<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
Linux SPI Devel List
<spi-devel-general-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>,
cjb-2X9k7bc8m7Mdnm+yROfE0A@public.gmane.org,
Linux ARM Kernel List
<linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org>
Subject: Re: [PATCH v2 3/3] spi: spi-davinci: convert to DMA engine API
Date: Thu, 23 Aug 2012 09:29:40 +0530 [thread overview]
Message-ID: <1345694380.1895.87.camel@vkoul-udesk3> (raw)
In-Reply-To: <20120822160417.GA27758@beef>
On Wed, 2012-08-22 at 12:04 -0400, Matt Porter wrote:
> for querying of these types of limitations. Right now, the
> mmc driver implicitly knows that EDMA needs this restriction
> but it's something that should be queried before calling
> prep_slave().
that's something we need to add; exporting channel capabilities. We only
tell that it slave or memcpy today, but we need to tell clients what are
channel supported parameter ranges.
--
~Vinod
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prev parent reply other threads:[~2012-08-23 3:59 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-21 18:43 [PATCH v2 0/3] DaVinci DMA engine conversion Matt Porter
[not found] ` <1345574589-24757-1-git-send-email-mporter-l0cyMroinI0@public.gmane.org>
2012-08-21 18:43 ` [PATCH v2 1/3] dmaengine: add TI EDMA DMA engine driver Matt Porter
2012-08-22 3:39 ` Vinod Koul
2012-08-22 16:21 ` Matt Porter
2012-08-22 12:37 ` Hebbar, Gururaja
2012-08-22 17:10 ` Matt Porter
2012-08-21 18:43 ` [PATCH v2 2/3] mmc: davinci_mmc: convert to DMA engine API Matt Porter
2012-08-22 18:53 ` Koen Kooi
2012-09-17 7:52 ` Chris Ball
2012-08-21 18:43 ` [PATCH v2 3/3] spi: spi-davinci: " Matt Porter
[not found] ` <1345574589-24757-4-git-send-email-mporter-l0cyMroinI0@public.gmane.org>
2012-08-22 3:45 ` Vinod Koul
2012-08-22 16:04 ` Matt Porter
2012-08-23 3:59 ` Vinod Koul [this message]
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