From: maxime.ripard@free-electrons.com (Maxime Ripard)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 03/10] spi: sun4i: add DMA support
Date: Wed, 25 Jun 2014 20:48:02 +0200 [thread overview]
Message-ID: <20140625184802.GF19569@lukather> (raw)
In-Reply-To: <1402890635-12342-4-git-send-email-emilio@elopez.com.ar>
On Mon, Jun 16, 2014 at 12:50:28AM -0300, Emilio L?pez wrote:
> This patch adds DMA support for 64 byte transfers on the sun4i SPI
> controller. Bigger transfers did not seem to work when tested, and if
> the hardware actually supports those, it will need further
> investigation as to how to issue them correctly.
Since you're only using DMA with 64+ bytes transfer, I'd say your DMA
transfers don't actually work :)
>
> Signed-off-by: Emilio L?pez <emilio@elopez.com.ar>
> ---
>
> This is a straight adaptation of a similar patch Maxime made for the
> sun6i SPI driver.
Which was not working either ;)
Maxime
--
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 819 bytes
Desc: Digital signature
URL: <http://lists.infradead.org/pipermail/linux-arm-kernel/attachments/20140625/cfa2f3f3/attachment-0001.sig>
next prev parent reply other threads:[~2014-06-25 18:48 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-16 3:50 [PATCH 00/10] DMAEngine support for sun4i, sun5i & sun7i Emilio López
2014-06-16 3:50 ` [PATCH 01/10] dma: sun4i: Add support for the DMA engine on sun[457]i SoCs Emilio López
2014-06-21 13:51 ` Chen-Yu Tsai
2014-06-24 13:02 ` Emilio López
2014-06-25 18:42 ` Maxime Ripard
2014-06-25 22:46 ` Emilio López
2014-06-29 13:23 ` Maxime Ripard
2014-06-16 3:50 ` [PATCH 02/10] serial: 8250_dw: support DMA on the OF case Emilio López
2014-06-21 13:56 ` Chen-Yu Tsai
2014-06-24 13:19 ` Emilio López
2014-06-16 3:50 ` [PATCH 03/10] spi: sun4i: add DMA support Emilio López
2014-06-25 18:48 ` Maxime Ripard [this message]
2014-06-16 3:50 ` [PATCH 04/10] ARM: sun7i: Add node to represent the DMA controller Emilio López
2014-06-16 3:50 ` [PATCH 05/10] ARM: sun4i: " Emilio López
2014-06-16 3:50 ` [PATCH 06/10] ARM: sun7i: enable DMA on SPI Emilio López
2014-06-16 3:50 ` [PATCH 07/10] ARM: sun4i: " Emilio López
2014-06-16 3:50 ` [PATCH 08/10] ARM: sun7i: add DMA properties to UARTs Emilio López
2014-06-16 3:50 ` [PATCH 09/10] ARM: sun4i: cubieboard: add an SPIdev device for testing Emilio López
2014-06-25 21:22 ` Maxime Ripard
2014-06-25 21:33 ` Emilio López
2014-06-16 3:50 ` [PATCH 10/10] ARM: sun7i: cubietruck: " Emilio López
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20140625184802.GF19569@lukather \
--to=maxime.ripard@free-electrons.com \
--cc=linux-arm-kernel@lists.infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox