All of lore.kernel.org
 help / color / mirror / Atom feed
From: Stefano Babic <sbabic@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] imx-common: timer: fix 32-bit overflow
Date: Wed, 20 Mar 2013 11:39:15 +0100	[thread overview]
Message-ID: <514991D3.4010202@denx.de> (raw)
In-Reply-To: <513D7D5B.3050602@de.bosch.com>

On 11/03/2013 07:44, Dirk Behme wrote:
> On 04.03.2013 15:16, Dirk Behme wrote:
>> From: Knut Wohlrab <knut.wohlrab@de.bosch.com>
>>
>> The i.MX6 common timer uses the 32-bit variable tbl (time base lower)
>> to record the overflow of the 32-bit counter. I.e. if the counter
>> overflows, the variable tbl does overflow, too.
>>
>> To capture this overflow, use the variable tbu (time base upper), too.
>> Return the combined value of tbl and tbu.
>>
>> lastinc is unused then, remove it.
>>
>> Signed-off-by: Knut Wohlrab <knut.wohlrab@de.bosch.com>
>> Signed-off-by: Dirk Behme <dirk.behme@de.bosch.com>
>> ---
>> Note: This replaces the patch
>>       http://patchwork.ozlabs.org/patch/224646/
>>
>>  arch/arm/imx-common/timer.c |   26 +++++++-------------------
>>  1 file changed, 7 insertions(+), 19 deletions(-)
>>
>> Index: freescale-u-boot-imx.git/arch/arm/imx-common/timer.c
>> ===================================================================

Applied to u-boot-imx, thanks.

Best regards,
Stefano Babic


-- 
=====================================================================
DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: +49-8142-66989-53 Fax: +49-8142-66989-80 Email: sbabic at denx.de
=====================================================================

      parent reply	other threads:[~2013-03-20 10:39 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-04 14:16 [U-Boot] [PATCH] imx-common: timer: fix 32-bit overflow Dirk Behme
2013-03-11  6:44 ` Dirk Behme
2013-03-20 10:19   ` Stefano Babic
2013-03-20 10:39   ` Stefano Babic [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=514991D3.4010202@denx.de \
    --to=sbabic@denx.de \
    --cc=u-boot@lists.denx.de \
    /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.