From: vkoul@infradead.org (Vinod Koul)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 3/3] spi: spi-davinci: convert to DMA engine API
Date: Fri, 31 Aug 2012 06:25:54 +0530 [thread overview]
Message-ID: <1346374554.15463.6.camel@vkoul-mobl4> (raw)
In-Reply-To: <20120830144307.GA26737@beef>
On Thu, 2012-08-30 at 10:43 -0400, Matt Porter wrote:
> On Thu, Aug 30, 2012 at 07:46:32PM +0530, Sekhar Nori wrote:
> > Hi Matt,
> >
> > On 8/23/2012 6:39 AM, Matt Porter wrote:
> > > Removes use of the DaVinci EDMA private DMA API and replaces
> > > it with use of the DMA engine API.
> > >
> > > Signed-off-by: Matt Porter <mporter@ti.com>
> >
> > I tried testing this patch on my OMAP-L138 EVM, but SPI fails to
> > initialize after applying the patch.
> >
> > root at arago:~# dmesg | grep -i spi
> > spi_davinci spi_davinci.1: request RX DMA channel failed
>
> Hi Sekhar,
>
> Most likely CONFIG_TI_EDMA is off as it defaults to off in the v3
> series. Try enabling this and if it's the problem then this error
> path can be fixed to properly fallback to PIO only or fail to
> initialize as needed.
I didnt see any update on this one, is it okay, if so care to send a
tested-by?
--
~Vinod Koul
Intel Corp.
next prev parent reply other threads:[~2012-08-31 0:55 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-23 1:09 [PATCH v3 0/3] DaVinci DMA engine conversion Matt Porter
2012-08-23 1:09 ` [PATCH v3 1/3] dmaengine: add TI EDMA DMA engine driver Matt Porter
2012-08-23 1:09 ` [PATCH v3 2/3] mmc: davinci_mmc: convert to DMA engine API Matt Porter
2012-08-23 1:09 ` [PATCH v3 3/3] spi: spi-davinci: " Matt Porter
2012-08-30 14:16 ` Sekhar Nori
2012-08-30 14:43 ` Matt Porter
2012-08-31 0:55 ` Vinod Koul [this message]
2012-08-31 16:02 ` Sekhar Nori
2012-08-31 16:31 ` Vinod Koul
2012-08-31 16:31 ` Sekhar Nori
2012-08-31 17:02 ` Vinod Koul
2012-09-01 1:02 ` Vinod Koul
2012-09-01 13:14 ` Matt Porter
2012-08-23 6:01 ` [PATCH v3 0/3] DaVinci DMA engine conversion Tom Rini
2012-08-27 15:33 ` Daniel Mack
2012-09-06 13:25 ` Daniel Mack
2012-09-10 20:20 ` Matt Porter
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