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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.