From: wsa@the-dreams.de (Wolfram Sang)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH V2 1/3] i2c: busses: add SLIMpro I2C device driver on APM X-Gene platform
Date: Fri, 3 Apr 2015 20:21:38 +0200 [thread overview]
Message-ID: <20150403182138.GB1298@katana> (raw)
In-Reply-To: <CAL85gmD9qsjBdY2Qyv05AjutU_uad7aaRjxORk8om8WeRQM1Eg@mail.gmail.com>
> >> + paddr = dma_map_single(ctx->dev, ctx->dma_buffer, readlen,
> >> + DMA_FROM_DEVICE);
> >
> > The device should be the device of the dma channel.
>
> The device is not visible on linux, DMA is done by the helper processor.
> Perhaps you cah give me some idea how to do this. Thanks
Well, that is a question for the DMA maintainers. But we can fix this
later, I guess.
-------------- 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/20150403/d60dce7e/attachment.sig>
prev parent reply other threads:[~2015-04-03 18:21 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-18 19:34 [PATCH V2 1/3] i2c: busses: add SLIMpro I2C device driver on APM X-Gene platform Feng Kan
2015-02-18 19:34 ` [PATCH V2 2/3] Documentation: i2c: Add APM X-Gene platform SLIMpro I2C driver documentation Feng Kan
2015-02-18 19:34 ` [PATCH V2 3/3] arm64: dts: add proxy I2C device driver on APM X-Gene platform Feng Kan
2015-03-23 18:31 ` [PATCH V2 1/3] i2c: busses: add SLIMpro " Wolfram Sang
2015-03-27 23:30 ` Feng Kan
2015-04-03 18:21 ` Wolfram Sang [this message]
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=20150403182138.GB1298@katana \
--to=wsa@the-dreams.de \
--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;
as well as URLs for NNTP newsgroup(s).