Re: [Linux-fbdev-devel] Enabling Hardware acceleration in existing framebuffer driver

[Robert R. <re...@ea...>]

Ville Syrjälä wrote:
> On Fri, Jul 04, 2008 at 07:32:26PM +0200, Krzysztof Helt wrote:
>   
>> On Fri, 04 Jul 2008 12:33:57 -0400
>> Keith Williams <es...@li...> wrote:
>>
>>     
>>> The fillrect was the simplest to implement.  I agree that the others
>>> will be much higher value.
>>>
>>> In DirectFB there are a set of benchmarks that run through all of the
>>> different drawing types including filled rectangles.  That is what I am
>>> using as my baseline.
>>>
>>>       
>> I don't know DirectFB. I am not sure if the DirectFB uses the frame buffer
>> acceleration or its own. 
>>     
>
> DirectFB has it's own low level gfx drivers. It can use fbdev for mode
> switching but that's all.
>
> In fact there is no way to call fbdev accel code from userspace.
>
>   
I'm adding hardware acceleration to the sparc leo driver and this is 
what I am using for user space testing: