From: Adrian Hunter <ext-adrian.hunter@nokia.com>
To: Grazvydas Ignotas <notasas@gmail.com>
Cc: "tony@atomide.com" <tony@atomide.com>,
"drzeus-mmc@drzeus.cx" <drzeus-mmc@drzeus.cx>,
"linux-omap@vger.kernel.org" <linux-omap@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] OMAP HSMMC: fix MMC3 dma
Date: Tue, 27 Jan 2009 14:02:42 +0200 [thread overview]
Message-ID: <497EF7E2.7010906@nokia.com> (raw)
In-Reply-To: <1233052573-6223-1-git-send-email-notasas@gmail.com>
Grazvydas Ignotas wrote:
> Data transfers on third OMAP3 MMC controller don't work
> because DMA line numbers are only defined for MMC1 and MMC2.
> Fix that and store line numbers in mmc_omap_host structure
> to reduce code size.
> Tested on OMAP3 pandora board.
>
> Signed-off-by: Grazvydas Ignotas <notasas@gmail.com>
> ---
> drivers/mmc/host/omap_hsmmc.c | 31 +++++++++++++++++++++++--------
> 1 files changed, 23 insertions(+), 8 deletions(-)
>
Have you considered using the scatter-gather emulation patch:
http://marc.info/?l=linux-omap&m=122726069922195&w=2
It was reverted:
http://marc.info/?l=linux-omap&m=122904725322787&w=2
because of a hardware problem with OMAP3430 before ES3.0, but applying:
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=6a79e391df295bd7c2aa1309ea5031f361c197fd
seems to overcome even that.
next prev parent reply other threads:[~2009-01-27 11:49 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-27 10:36 [PATCH] OMAP HSMMC: fix MMC3 dma Grazvydas Ignotas
2009-01-27 12:02 ` Adrian Hunter [this message]
2009-01-27 17:00 ` Grazvydas Ignotas
2009-01-27 17:13 ` Tony Lindgren
2009-01-28 8:35 ` Adrian Hunter
2009-02-08 19:10 ` David Brownell
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