linux-arm-kernel.lists.infradead.org archive mirror
 help / color / mirror / Atom feed
From: vinod.koul@intel.com (Vinod Koul)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] DMA: Fix allocation size for PL330 data buffer depth.
Date: Fri, 5 Dec 2014 23:10:45 +0530	[thread overview]
Message-ID: <20141205174045.GU3411@intel.com> (raw)
In-Reply-To: <20141114123301.GK12037@e106497-lin.cambridge.arm.com>

On Fri, Nov 14, 2014 at 12:33:01PM +0000, Liviu Dudau wrote:
> On Wed, Nov 12, 2014 at 09:39:52AM +0000, Vinod Koul wrote:
> > On Thu, Nov 06, 2014 at 05:20:12PM +0000, Liviu Dudau wrote:
> > > The datasheet for PL330 says that the data buffer value in the CRD
> > > register is 10bits wide. However, the value stored is "minus one",
> > > which the driver corrects for. Maximum value that the data buffer
> > > depth can have is 1024 lines, which requires 11 bits for storage.
> > > 
> > > While making updates I found printing the peripheral ID as a hex
> > > value to be more useful as the datasheet shows the values that way.
> > 
> > Applied, thanks
> 
> Thanks!
> 
> > 
> > Please snure you use the right subsytem name
> 
> Sorry about that. Just for clarity, it should've been 'dmaengine', right?
Yes...

-- 
~vinod

      reply	other threads:[~2014-12-05 17:40 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-11-06 17:20 [PATCH] DMA: Fix allocation size for PL330 data buffer depth Liviu Dudau
2014-11-12  9:39 ` Vinod Koul
2014-11-14 12:33   ` Liviu Dudau
2014-12-05 17:40     ` Vinod Koul [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=20141205174045.GU3411@intel.com \
    --to=vinod.koul@intel.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;
as well as URLs for NNTP newsgroup(s).