[Intel-gfx] Hardware acceleration for blit/fillrect in GMA-HD driver(i915)
Neeraj N T
neerajnt at tataelxsi.co.in
Wed Feb 2 13:44:37 CET 2011
Hi,
Thanks for replying.
By ' acceleration layers in user space ' are you referring to graphics
libraries like DirectFB,OpenGL..etc..?
Could you please shed some light into how they use the hardware
acceleration ? ( Like are they mmap'ing to
a graphics hardware (GMA-HD) specific video memory?)
Neeraj N.T
Chris Wilson wrote:
> On Wed, 02 Feb 2011 17:01:14 +0530, Neeraj N T <neerajnt at tataelxsi.co.in> wrote:
>
>> Hi All,
>>
>> I am in need to check whether the graphics driver for GMA-HD( i915)
>> provides hardware accelerated graphics functions.
>>
>
> No, the i915.ko does not provide an accelerated fbdev. It's a very low
> priority project since we have very good acceleration layers in userspace,
> and the emphasis for fbcon is to make sure that panics work. Even if we
> accidentally set to the GPU.
> -Chris
>
>
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