[Openchrome-users] VM800: xv issues on Panel

Martin Jürgens martin
Fri Feb 2 06:56:39 PST 2007


Hi Thomas!

Any updates on this? I'd really love to have a patch which I can try.

A friend with the same problem made an interesting finding, which I was
able to reproduce this with a normal video:

- MPlayer opens and runs ALONE without any other players open, but I get
a blank screen.
- VLC opens and runs ALONE without any other players open, but I get a
blank screen.
- However, if I open Mplayer and load a DVD (blank screen) then hit 
stop, and now run VLC and open the same DVD it plays full picture with 
acceleration.
- I got Xine to do this


Thanks,
Martin


On Mo, 2007-01-22 at 17:07 +0100, Thomas Hellstr?m wrote:
> Martin J?rgens wrote:
> > Hi!
> > Do you have any remaining ideas how to fix the problem? I'd be really
> > happy to see it fixed.
> >
> > By the way: In the VIA drivers, the problem does not appear, so maybe
> > you can adopt something from there?
> >
> > Thanks for your efforts,
> > Martin
> >
> >   
> I'm pretty sure that the problem occurs because the panel is using the 
> secondary head of the
> chip, whereas the overlay code defaults to use only the first head.
> 
> There are some flags to switch the overlay over. Might have time to look 
> into it later this week.
> /Thomas
> 
> 
> 
> > On Sa, 2006-12-02 at 14:25 +0100, Martin J?rgens wrote:
> >   
> >> -----BEGIN PGP SIGNED MESSAGE-----
> >> Hash: SHA1
> >>
> >> - -----BEGIN PGP SIGNED MESSAGE-----
> >> Hash: SHA1
> >>
> >> Hi!
> >> Sorry for the delay. I now had time to try the patch. Sadly, it does not
> >> fix the xv issue for me.
> >>
> >> Martin
> >>
> >> Thomas Hellstr?m wrote:
> >>     
> >>> Thomas Hellstr?m wrote:
> >>>
> >>>       
> >>>> Martin J?rgens wrote:
> >>>>
> >>>>  
> >>>>
> >>>>         
> >>>>> I have the same issue with a VN800 chipset on Amilo Pro V2030.
> >>>>>
> >>>>> Martin
> >>>>>
> >>>>> Am Freitag, 17. November 2006 18:28 schrieb jdoe:
> >>>>>
> >>>>>
> >>>>>   
> >>>>>           
> >>>>>> Re: VM800: xv issues on Panel
> >>>>>> Ok, so I figured out the LCD-issue. In order to enable LCD you need
> >>>>>> to add
> >>>>>> video card to database. I've patched via_id.c:
> >>>>>>
> >>>>>> --- via_id.c    (revision 227)
> >>>>>> +++ via_id.c    (working copy)
> >>>>>> @@ -180,6 +180,7 @@
> >>>>>>    {"Fujitsu/Siemens Amilo L7320",           VIA_VM800,   0x1734,
> >>>>>> 0x10CD,
> >>>>>> VIA_DEVICE_CRT | VIA_DEVICE_LCD}, {"ASRock
> >>>>>> P4VM800",                       VIA_VM800,   0x1849, 0x3344,
> >>>>>> VIA_DEVICE_CRT}, {"Asustek P5V800-MX",                  VIA_VM800,  
> >>>>>> 0x3344, 0x1122, VIA_DEVICE_CRT}, +   {"Clevo/RoverBook Partner
> >>>>>> E419L",         VIA_VM800,   0x1019, 0x0f75,
> >>>>>> VIA_DEVICE_CRT | VIA_DEVICE_LCD}, /* keep this */
> >>>>>>    {NULL,                                    VIA_UNKNOWN, 0x0000,
> >>>>>> 0x0000,
> >>>>>> VIA_DEVICE_NONE} };
> >>>>>>
> >>>>>> But still no luck with xv :(
> >>>>>> Guy common throw me a bone here.
> >>>>>>
> >>>>>> ----
> >>>>>>  
> >>>>>>     
> >>>>>>             
> >>>> I might have a patch for you to test next week.
> >>>>  
> >>>>
> >>>>         
> >>> OK,
> >>> Can anyone test the attached patch to see if it makes panel Xv work?
> >>>
> >>> /Thomas
> >>>
> >>>
> >>>
> >>> ------------------------------------------------------------------------
> >>>
> >>> Index: unichrome/via_swov.c
> >>> ===================================================================
> >>> --- unichrome/via_swov.c	(revision 229)
> >>> +++ unichrome/via_swov.c	(working copy)
> >>> @@ -1396,18 +1396,18 @@
> >>>  
> >>>      /*SaveVideoRegister(pVia, V_COLOR_KEY, keyLow); */
> >>>  
> >>> -    if (videoFlag & VIDEO_1_INUSE) {
> >>> +    if ((videoFlag & VIDEO_1_INUSE) || !pVia->HWDiff.dwSupportTwoColorKey) {
> >>>  	SaveVideoRegister(pVia, V_COLOR_KEY, keyLow);
> >>> +	SaveVideoRegister(pVia, SND_COLOR_KEY, keyLow);
> >>>      } else {
> >>> -	if (pVia->HWDiff.dwSupportTwoColorKey)	/*CLE_C0 */
> >>>  	    SaveVideoRegister(pVia, V3_COLOR_KEY, keyLow);
> >>>      }
> >>>  
> >>>      /*compose = (compose & ~0x0f) | SELECT_VIDEO_IF_COLOR_KEY; */
> >>>      /*CLE_C0 */
> >>>      compose =
> >>> -	(compose & ~0x0f) | SELECT_VIDEO_IF_COLOR_KEY |
> >>> -	SELECT_VIDEO3_IF_COLOR_KEY;
> >>> +	(compose & ~0x0003000f) | SELECT_VIDEO_IF_COLOR_KEY |
> >>> +	SELECT_VIDEO3_IF_COLOR_KEY | SECOND_DISPLAY_COLOR_KEY_ENABLE;
> >>>      /*compose = (compose & ~0x0f)  ; */
> >>>  
> >>>      return compose;
> >>> @@ -1437,10 +1437,8 @@
> >>>      }
> >>>  
> >>>      /* Modified by Scottie[2001.12.5] for select video if (Color key & Chroma key) */
> >>> -    if (compose == SELECT_VIDEO_IF_COLOR_KEY)
> >>> -	compose = SELECT_VIDEO_IF_COLOR_KEY | SELECT_VIDEO_IF_CHROMA_KEY;
> >>> -    else
> >>> -	compose = (compose & ~0x0f) | SELECT_VIDEO_IF_CHROMA_KEY;
> >>> +    
> >>> +    compose |= SELECT_VIDEO_IF_CHROMA_KEY;
> >>>  
> >>>      return compose;
> >>>  }
> >>> @@ -1636,8 +1634,10 @@
> >>>  	proReg = PRO_HQV1_OFFSET;
> >>>  
> >>>      compose = (VIDInD(V_COMPOSE_MODE) &
> >>> -	~(SELECT_VIDEO_IF_COLOR_KEY | V1_COMMAND_FIRE | V3_COMMAND_FIRE)) |
> >>> -	V_COMMAND_LOAD_VBI;
> >>> +	       ~(SELECT_VIDEO_IF_COLOR_KEY | SECOND_DISPLAY_COLOR_KEY_ENABLE |
> >>> +		 SELECT_VIDEO3_IF_COLOR_KEY | 
> >>> +		 V1_COMMAND_FIRE | V3_COMMAND_FIRE)) |
> >>> +      V_COMMAND_LOAD_VBI;
> >>>  
> >>>      DBG_DD(ErrorF("// Upd_Video:\n"));
> >>>      DBG_DD(ErrorF("Modified rSrc  X (%ld,%ld) Y (%ld,%ld)\n",
> >>>       
> >> - -----BEGIN PGP SIGNATURE-----
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> >>
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> >>
> >>     
> 
> 
> 
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