[Intel-gfx] xf86-video-intel: src/xvmc/intel_xvmc.c
nanhai.zou at intel.com
Thu Dec 18 10:26:55 CET 2008
>From: Wang, Zhenyu Z
>Sent: 2008年12月18日 16:42
>To: Zou, Nanhai
>Subject: Re: xf86-video-intel: src/xvmc/intel_xvmc.c
>On 2008.12.18 16:26:01 +0800, Zou, Nanhai wrote:
>> >This is broken as no care is taken for vblank pipes (e.g I have to
>> >add DRM_VBLANK_SECONDARY for my GM965 LVDS on pipe B).
>> >As XvMC uses Xv port for video playback, we should just fix
>> >Xv port for vblank sync. My suggest is to add a Xv port attribute
>> >for texture video, that can flip vblank wait on or off. Or we
>> >might steal some idea from radeon driver. But doing this in XvMC
>> >lib is wrong to me anyway.
>> Wait in server context is not a good idea, either busy wait or sleep, user
>experience will not be good when server stall for vblank.
>> So let's do it in client context.
>yeah, that's good, but we need to fix second pipe vblank case.
Ok, please test the attached patch for me, since I don't have a machine connect with 2 planes by hand to test.
Zou Nan hai
Detect xvmc render plane.
Signed-off-by: Zou Nan hai <Nanhai.zou at intel.com>
>Open Source Technology Center, Intel ltd.
>$gpg --keyserver wwwkeys.pgp.net --recv-keys 4D781827
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