linux-spi.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Barry Song <21cnbao-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: Mark Brown <broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
Cc: Barry Song <Barry.Song-kQvG35nSl+M@public.gmane.org>,
	Qipan Li <Qipan.Li-kQvG35nSl+M@public.gmane.org>,
	Barry Song <Baohua.Song-kQvG35nSl+M@public.gmane.org>,
	DL-SHA-WorkGroupLinux
	<workgroup.linux-kQvG35nSl+M@public.gmane.org>,
	"linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org"
	<linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org>,
	<linux-spi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: Re: [PATCH 8/8] spi: sirf: make DMA transfer mode optional
Date: Sun, 07 Sep 2014 08:55:53 +0800	[thread overview]
Message-ID: <D031CD59.21619%21cnbao@gmail.com> (raw)
In-Reply-To: <20140906135550.GD2601-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>



On 14-9-6 下午9:55, "Mark Brown" <broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org> wrote:

>On Fri, Sep 05, 2014 at 04:14:17PM +0800, Barry Song wrote:
>
>> i have no strong technical reason for this as the benefit is not
>> always technical. you know....the commit log has provided the reason
>> for this patch.
>> the difficulty for me is maintaining the difference between mainline
>> and local codes, but if we have to maintain two copies,  we can.
>
>OK, well I think that's best though it would be better if we were able
>to understand what benefit your customers believe they are seeing here
>and hopefully address it in a better way.  Doing this sort of thing with
>Kconfig options is not great, especially when you start trying to build
>kernels that work with more than one board.

my goal is doubling-check this with customers, if there is no problem,
drop this one as it is not a valid technical solution.

-barry



--
To unsubscribe from this list: send the line "unsubscribe linux-spi" in
the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

  parent reply	other threads:[~2014-09-07  0:55 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-09-02  9:02 [PATCH 5/8] spi: sirf: add fifo reset/start for cmd transfer Barry Song
     [not found] ` <1409648557-5470-1-git-send-email-Barry.Song-kQvG35nSl+M@public.gmane.org>
2014-09-02  9:02   ` [PATCH 6/8] spi: sirf: set default spi frequency if it is not set Barry Song
     [not found]     ` <1409648557-5470-2-git-send-email-Barry.Song-kQvG35nSl+M@public.gmane.org>
2014-09-04 22:39       ` Mark Brown
     [not found]         ` <20140904223913.GU29327-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2014-09-05  7:57           ` Barry Song
2014-09-02  9:02   ` [PATCH 7/8] spi: sirf: cleanup the indentation of marcos Barry Song
     [not found]     ` <1409648557-5470-3-git-send-email-Barry.Song-kQvG35nSl+M@public.gmane.org>
2014-09-04 22:39       ` Mark Brown
2014-09-02  9:02   ` [PATCH 8/8] spi: sirf: make DMA transfer mode optional Barry Song
     [not found]     ` <1409648557-5470-4-git-send-email-Barry.Song-kQvG35nSl+M@public.gmane.org>
2014-09-04 22:41       ` Mark Brown
     [not found]         ` <20140904224132.GW29327-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2014-09-05  8:14           ` Barry Song
     [not found]             ` <CAGsJ_4ysw0vy93N4evG_Aq2mMuymVXY6ig2U0EQBwQmz3uMyNA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-09-06 13:55               ` Mark Brown
     [not found]                 ` <20140906135550.GD2601-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2014-09-07  0:55                   ` Barry Song [this message]
2014-09-04 22:37   ` [PATCH 5/8] spi: sirf: add fifo reset/start for cmd transfer Mark Brown

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=D031CD59.21619%21cnbao@gmail.com \
    --to=21cnbao-re5jqeeqqe8avxtiumwx3w@public.gmane.org \
    --cc=Baohua.Song-kQvG35nSl+M@public.gmane.org \
    --cc=Barry.Song-kQvG35nSl+M@public.gmane.org \
    --cc=Qipan.Li-kQvG35nSl+M@public.gmane.org \
    --cc=broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org \
    --cc=linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org \
    --cc=linux-spi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
    --cc=workgroup.linux-kQvG35nSl+M@public.gmane.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).