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From:   Sudip Mukherjee <sudipm.mukherjee@gmail.com>
Date:   Tue, 2 Apr 2019 21:53:36 +0100
Message-ID: <CADVatmO0_1mn7oQaLrQLXZ8re2R6uus9vPdXj4qZPi2CovS44g@mail.gmail.com>
Subject: Re: [PATCH v2 3/7] fbdev: sm712fb: support 2D acceleration on SM712
 w/ Little-Endian CPU.
To:     Tom Li <tomli@tomli.me>
Cc:     Teddy Wang <teddy.wang@siliconmotion.com>,
        linux-kernel <linux-kernel@vger.kernel.org>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>,
        LFBDEV <linux-fbdev@vger.kernel.org>,
        dri-devel <dri-devel@lists.freedesktop.org>
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On Mon, Apr 1, 2019 at 5:26 PM Tom Li <tomli@tomli.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