Re: xf86-video-armada via UDL [was: Re: UDL's fbdev doesn't work for user-space apps]

2017-12-04 Thread Emil Velikov
On 4 December 2017 at 14:02, Jose Abreu wrote: > On 04-12-2017 13:16, Alexey Brodkin wrote: >> Option "kmsdev" "/dev/dri/card1" > > Which drm driver uses /dev/dri/card0? I'm seing drmOpen code and > if you don't specify the busID it will fallback for the first > card that matches

Re: xf86-video-armada via UDL [was: Re: UDL's fbdev doesn't work for user-space apps]

2017-12-04 Thread Alexey Brodkin
Hi Jose, On Mon, 2017-12-04 at 17:24 +, Jose Abreu wrote: > On 04-12-2017 16:00, Alexey Brodkin wrote: > > > > [30.763] (II) armada(0): etnaviv: Xv: using YUY2 format intermediate > > YUV target > > > > I'm wondering if this means that target format for UDL is YUV ... > > But anyway,

Re: xf86-video-armada via UDL [was: Re: UDL's fbdev doesn't work for user-space apps]

2017-12-04 Thread Jose Abreu
On 04-12-2017 16:00, Alexey Brodkin wrote: > [30.763] (II) armada(0): etnaviv: Xv: using YUY2 format intermediate YUV > target > I'm wondering if this means that target format for UDL is YUV ... But anyway, I revisited your first email and noticed that you said kmscube runs fine. Is this usi

Re: xf86-video-armada via UDL [was: Re: UDL's fbdev doesn't work for user-space apps]

2017-12-04 Thread Alexey Brodkin
Hi Jose, On Mon, 2017-12-04 at 15:55 +, Jose Abreu wrote: > On 04-12-2017 14:53, Alexey Brodkin wrote: > > > > Full log you may find below. > > Sorry but I meant /var/log/Xorg.0.log file. Ooops... sorry... here is it. -Alexey # cat /var/log/Xorg.0.log  [30.345]  X.Org X Server 1.19.

Re: xf86-video-armada via UDL [was: Re: UDL's fbdev doesn't work for user-space apps]

2017-12-04 Thread Jose Abreu
On 04-12-2017 14:53, Alexey Brodkin wrote: > Full log you may find below. Sorry but I meant /var/log/Xorg.0.log file. ___ linux-snps-arc mailing list linux-snps-arc@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-snps-arc

Re: xf86-video-armada via UDL [was: Re: UDL's fbdev doesn't work for user-space apps]

2017-12-04 Thread Alexey Brodkin
Hi Jose, On Mon, 2017-12-04 at 14:02 +, Jose Abreu wrote: > On 04-12-2017 13:16, Alexey Brodkin wrote: > > > > Option  "kmsdev" "/dev/dri/card1" > > Which drm driver uses /dev/dri/card0? I'm seing drmOpen code and > if you don't specify the busID it will fallback for the firs

Re: xf86-video-armada via UDL [was: Re: UDL's fbdev doesn't work for user-space apps]

2017-12-04 Thread Jose Abreu
On 04-12-2017 13:16, Alexey Brodkin wrote: > Option "kmsdev" "/dev/dri/card1" Which drm driver uses /dev/dri/card0? I'm seing drmOpen code and if you don't specify the busID it will fallback for the first card that matches "armada-drm" or "imx-drm" or "udl". > But if I swap "imx-

xf86-video-armada via UDL [was: Re: UDL's fbdev doesn't work for user-space apps]

2017-12-04 Thread Alexey Brodkin
Hi Jose, On Mon, 2017-12-04 at 11:50 +, Jose Abreu wrote: > Hi Alexey, > > On 04-12-2017 11:32, Alexey Brodkin wrote: > > > > My first [probably incorrect] assumption is Xserver requires fbdev > > (/dev/fbX) > > and it cannot use DRI video card natively. Is that correct? > > > > > > Xser

Re: UDL's fbdev doesn't work for user-space apps

2017-12-04 Thread Jose Abreu
Hi Alexey, On 04-12-2017 11:32, Alexey Brodkin wrote: > My first [probably incorrect] assumption is Xserver requires fbdev (/dev/fbX) > and it cannot use DRI video card natively. Is that correct? > > Xserver can use DRI directly, you need to enable modesetting driver in Xorg config or use the des

UDL's fbdev doesn't work for user-space apps

2017-12-04 Thread Alexey Brodkin
Hello, I'm trying to use DisplayLink USB2.0-to-HDMI adapter as the one and only video output and I want to get Xserver working on top of that. I'm not very familiar with all the parts of Linux GPU/video stack (especially its user-space counterpart) so my assumptions might be wrong in that case pl