public inbox for u-boot@lists.denx.de
 help / color / mirror / Atom feed
From: Gerlando Falauto <gerlando.falauto@keymile.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] cmd_sf: Fix problem with "sf update" and unaligned length
Date: Mon, 12 Jan 2015 09:12:17 +0100	[thread overview]
Message-ID: <54B381E1.6040803@keymile.com> (raw)
In-Reply-To: <54B37E28.9000705@denx.de>

Hi Stefan,

On 01/12/2015 08:56 AM, Stefan Roese wrote:
> Hi Gerlando,
>
> On 12.01.2015 08:51, Gerlando Falauto wrote:
>> thanks for the patch.
>> Please compare it with my v1 revision of the patch:
>> http://patchwork.ozlabs.org/patch/150468/
>> Back then, Simon suggested to use two separate SPI flash operations to
>> avoid the memcpy() operation.
>
> This again could generate unaligned accesses which my patch version does
> not do.

That's right -- I was just trying to say that my v1 was actually doing 
the same thing as yours, and to explain why I changed it at a later 
point (which seemed legitimate back then). Since my new revision 
introduced unaligned accesses, we're now essentially reverting to the 
original one. That's all.

Thank you!
Gerlando

>
>> I guess noone would have guessed about
>> QSPI devices at the time.
>>
>> Anyway, your patch looks even better than my v1 then, so:
>>
>> Acked-by: Gerlando Falauto <gerlando.falauto@keymile.com>
>
> Thanks,
> Stefan
>

      reply	other threads:[~2015-01-12  8:12 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-09 13:39 [U-Boot] [PATCH] cmd_sf: Fix problem with "sf update" and unaligned length Stefan Roese
2015-01-12  7:17 ` Wolfgang Denk
2015-01-12  7:27   ` Stefan Roese
2015-01-12  8:07     ` Gerlando Falauto
2015-01-12 21:12       ` Wolfgang Denk
2015-01-12 21:10     ` Wolfgang Denk
2015-01-13  6:05       ` Stefan Roese
2015-04-22 11:11         ` Jagan Teki
2015-04-22 11:15           ` Stefan Roese
2015-04-22 11:26             ` Jagan Teki
2015-01-12  7:51 ` Gerlando Falauto
2015-01-12  7:56   ` Stefan Roese
2015-01-12  8:12     ` Gerlando Falauto [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=54B381E1.6040803@keymile.com \
    --to=gerlando.falauto@keymile.com \
    --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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox