From: Chris Ball <cjb@laptop.org>
To: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Cc: linux-mmc@vger.kernel.org, linux-sh@vger.kernel.org,
Ian Molton <ian@mnementh.co.uk>,
Samuel Ortiz <sameo@linux.intel.com>
Subject: Re: [PATCH 3/3] mfd: sdhi: require the tmio-mmc driver to bounce unaligned buffers
Date: Wed, 5 Jan 2011 20:49:16 +0000 [thread overview]
Message-ID: <20110105204916.GF9198@void.printf.net> (raw)
In-Reply-To: <Pine.LNX.4.64.1011231723370.25676@axis700.grange>
On Tue, Nov 23, 2010 at 05:24:19PM +0100, Guennadi Liakhovetski wrote:
> The SDHI controller on SH-Mobile SoCs requires even buffer addresses, when used
> with DMA.
>
> Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
> ---
> drivers/mfd/sh_mobile_sdhi.c | 1 +
> 1 files changed, 1 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/mfd/sh_mobile_sdhi.c b/drivers/mfd/sh_mobile_sdhi.c
> index f1714f9..3ca20ec 100644
> --- a/drivers/mfd/sh_mobile_sdhi.c
> +++ b/drivers/mfd/sh_mobile_sdhi.c
> @@ -136,6 +136,7 @@ static int __devinit sh_mobile_sdhi_probe(struct platform_device *pdev)
> priv->param_rx.slave_id = p->dma_slave_rx;
> priv->dma_priv.chan_priv_tx = &priv->param_tx;
> priv->dma_priv.chan_priv_rx = &priv->param_rx;
> + priv->dma_priv.alignment_shift = 1; /* 2-byte alignment */
> mmc_data->dma = &priv->dma_priv;
> }
>
Pushed to mmc-next for .38, thanks.
--
Chris Ball <cjb@laptop.org> <http://printf.net/>
One Laptop Per Child
WARNING: multiple messages have this Message-ID (diff)
From: Chris Ball <cjb@laptop.org>
To: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Cc: linux-mmc@vger.kernel.org, linux-sh@vger.kernel.org,
Ian Molton <ian@mnementh.co.uk>,
Samuel Ortiz <sameo@linux.intel.com>
Subject: Re: [PATCH 3/3] mfd: sdhi: require the tmio-mmc driver to bounce
Date: Wed, 05 Jan 2011 20:49:16 +0000 [thread overview]
Message-ID: <20110105204916.GF9198@void.printf.net> (raw)
In-Reply-To: <Pine.LNX.4.64.1011231723370.25676@axis700.grange>
On Tue, Nov 23, 2010 at 05:24:19PM +0100, Guennadi Liakhovetski wrote:
> The SDHI controller on SH-Mobile SoCs requires even buffer addresses, when used
> with DMA.
>
> Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
> ---
> drivers/mfd/sh_mobile_sdhi.c | 1 +
> 1 files changed, 1 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/mfd/sh_mobile_sdhi.c b/drivers/mfd/sh_mobile_sdhi.c
> index f1714f9..3ca20ec 100644
> --- a/drivers/mfd/sh_mobile_sdhi.c
> +++ b/drivers/mfd/sh_mobile_sdhi.c
> @@ -136,6 +136,7 @@ static int __devinit sh_mobile_sdhi_probe(struct platform_device *pdev)
> priv->param_rx.slave_id = p->dma_slave_rx;
> priv->dma_priv.chan_priv_tx = &priv->param_tx;
> priv->dma_priv.chan_priv_rx = &priv->param_rx;
> + priv->dma_priv.alignment_shift = 1; /* 2-byte alignment */
> mmc_data->dma = &priv->dma_priv;
> }
>
Pushed to mmc-next for .38, thanks.
--
Chris Ball <cjb@laptop.org> <http://printf.net/>
One Laptop Per Child
next prev parent reply other threads:[~2011-01-05 20:49 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-23 16:24 [PATCH 0/3] handle unaligned buffers, when using TMIO-MMC with DMA Guennadi Liakhovetski
2010-11-23 16:24 ` Guennadi Liakhovetski
2010-11-23 16:24 ` [PATCH 1/3] mmc: tmio: merge the private header into the driver Guennadi Liakhovetski
2010-11-23 16:24 ` Guennadi Liakhovetski
2011-01-05 19:50 ` Chris Ball
2011-01-05 19:50 ` Chris Ball
2010-11-23 16:24 ` [PATCH 2/3] mmc: tmio: implement a bounce buffer for unaligned DMA Guennadi Liakhovetski
2010-11-23 16:24 ` Guennadi Liakhovetski
2010-11-26 12:04 ` Samuel Ortiz
2010-11-26 12:04 ` [PATCH 2/3] mmc: tmio: implement a bounce buffer for unaligned Samuel Ortiz
2010-12-19 21:16 ` [PATCH] mmc: tmio_mmc: silence compiler warnings Arnd Hannemann
2011-01-05 20:48 ` Chris Ball
2011-01-05 20:48 ` Chris Ball
2010-12-22 11:02 ` [PATCH 2/3 v2] mmc: tmio: implement a bounce buffer for unaligned DMA Guennadi Liakhovetski
2010-12-22 11:02 ` [PATCH 2/3 v2] mmc: tmio: implement a bounce buffer for unaligned Guennadi Liakhovetski
2010-12-24 11:11 ` [PATCH 2/3 v2] mmc: tmio: implement a bounce buffer for unaligned DMA Samuel Ortiz
2010-12-24 11:11 ` [PATCH 2/3 v2] mmc: tmio: implement a bounce buffer for Samuel Ortiz
2011-01-05 19:56 ` [PATCH 2/3] mmc: tmio: implement a bounce buffer for unaligned DMA Chris Ball
2011-01-05 19:56 ` [PATCH 2/3] mmc: tmio: implement a bounce buffer for unaligned Chris Ball
2011-01-05 20:56 ` [PATCH 2/3 v3] mmc: tmio: implement a bounce buffer for unaligned DMA Guennadi Liakhovetski
2011-01-05 20:56 ` [PATCH 2/3 v3] mmc: tmio: implement a bounce buffer for unaligned Guennadi Liakhovetski
2011-01-05 21:06 ` [PATCH 2/3 v3] mmc: tmio: implement a bounce buffer for unaligned DMA Chris Ball
2011-01-05 21:06 ` [PATCH 2/3 v3] mmc: tmio: implement a bounce buffer for Chris Ball
2010-11-23 16:24 ` [PATCH 3/3] mfd: sdhi: require the tmio-mmc driver to bounce unaligned buffers Guennadi Liakhovetski
2010-11-23 16:24 ` [PATCH 3/3] mfd: sdhi: require the tmio-mmc driver to bounce unaligned Guennadi Liakhovetski
2010-11-26 12:05 ` [PATCH 3/3] mfd: sdhi: require the tmio-mmc driver to bounce unaligned buffers Samuel Ortiz
2010-11-26 12:05 ` [PATCH 3/3] mfd: sdhi: require the tmio-mmc driver to bounce Samuel Ortiz
2011-01-05 20:49 ` Chris Ball [this message]
2011-01-05 20:49 ` Chris Ball
2010-12-14 16:07 ` [PATCH 0/3] handle unaligned buffers, when using TMIO-MMC with DMA Guennadi Liakhovetski
2010-12-14 16:07 ` [PATCH 0/3] handle unaligned buffers, when using TMIO-MMC with Guennadi Liakhovetski
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