linux-kernel - Re: [PATCH v2 3/7] fbdev: sm712fb: support 2D acceleration on SM712 w/ Little-Endian CPU.

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CADVatmO0_1mn7oQaLrQLXZ8re2R6uus9vPdXj4qZPi2CovS44g@mail.gmail.com>
Date:   Tue, 2 Apr 2019 21:53:36 +0100
From:   Sudip Mukherjee <sudipm.mukherjee@...il.com>
To:     Tom Li <tomli@...li.me>
Cc:     Teddy Wang <teddy.wang@...iconmotion.com>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
        LFBDEV <linux-fbdev@...r.kernel.org>,
        dri-devel <dri-devel@...ts.freedesktop.org>
Subject: Re: [PATCH v2 3/7] fbdev: sm712fb: support 2D acceleration on SM712
 w/ Little-Endian CPU.

On Mon, Apr 1, 2019 at 5:26 PM Tom Li <tomli@...li.me> wrote:
>
> On Sun, Mar 31, 2019 at 07:09:47PM +0100, Sudip Mukherjee wrote:
> > On Fri, Mar 22, 2019 at 01:17:55PM +0800, Yifeng Li wrote:
> > I didnot notice any performace improvement in my system. Infact, I have
> > never seen the performance problem that you mentioned. But, it will be
> > good to have the 2D feature back again.
>
<snip>
> But again, the 2D code is only used by Linux VT code internally, if you are
> not using VT console, the behavior cannot be tested properly. Are you testing
> it under the Linux tty console? And does your dmesg log says, "2D acceleration
> is enabled"?
>
> Running the "fbtest" testsuit is also a good way to "smoke-test" the fbdev
> code.

Yes, I do run fbtest as part of my testing.


-- 
Regards
Sudip