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Bug#268352: 2.6.* radeonfb regression



On Fri, Aug 27, 2004 at 02:48:18PM +0200, Sven Luther wrote:
> Benh, just so you are in the loop.
> 
> Friendly,
> 
> Sven Luther
> 
> On Fri, Aug 27, 2004 at 11:45:07AM +0200, Francesco P. Lovergine wrote:
> > Package: kernel
> > Severity: normal
> > 
> > 2.4 series radeonfb (1.8-benh) works perfectly (also modular).
> > 2.6 series new radeonfb never worked (since 2.6.0 at least), it does not sync here (laptop XSVGA).
> > After loading, fbset reports 1400x1050-60, as for the 2.4 version, but screen
> > is blank and stay in normal text mode 80x25. I need to switch on and back to X in order to
> > see screen content again. That's for loading it modular of course, I have to do yet test
> > for static version.
> > 
> > 0000:01:00.0 VGA compatible controller: ATI Technologies Inc Radeon Mobility M6 LY
> > 
> > 0000:01:00.0 0300: 1002:4c59
> >         Subsystem: 0e11:b11b
> >         Control: I/O+ Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop+ ParErr- Stepping+ SERR+ FastB2B+
> >         Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR-
> >         Interrupt: pin A routed to IRQ 9
> >         Region 0: Memory at d8000000 (32-bit, prefetchable) [size=128M]
> >         Region 1: I/O ports at 2000 [size=256]
> >         Region 2: Memory at d0100000 (32-bit, non-prefetchable) [size=64K]
> >         Expansion ROM at <unassigned> [disabled] [size=128K]
> >         Capabilities: <available only to root>
> > 
> > In dmesg:
> > 
> > Aug 18 19:06:41 localhost kernel: radeonfb: Retreived PLL infos from BIOS
> > Aug 18 19:06:41 localhost kernel: radeonfb: Reference=27.00 MHz (RefDiv=60) Memory=166.00 Mhz, System=143.00 MHz
> > Aug 18 19:06:42 localhost kernel: radeonfb: Monitor 1 type LCD found
> > Aug 18 19:06:42 localhost kernel: radeonfb: EDID probed
> > Aug 18 19:06:42 localhost kernel: radeonfb: Monitor 2 type no found
> > Aug 18 19:06:42 localhost kernel: radeonfb: panel ID string: Samsung LTN150P1-L02
> > Aug 18 19:06:42 localhost kernel: radeonfb: detected LVDS panel size from BIOS: 1400x1050
> > Aug 18 19:06:42 localhost kernel: radeondb: BIOS provided dividers will be used
> > Aug 18 19:06:42 localhost kernel: radeonfb: Power Management enabled for Mobility chipsets
> > Aug 18 19:06:42 localhost kernel: radeonfb: ATI Radeon LY  DDR SGRAM 32 MB
> > 
> > This is with current 2.6.8 in debian, but that's true with _all_ other previous versions (2.6.0+).
> > 
> > fbset return right mode, as set in /etc/fb.modes too:
> > 
> > mode "1400x1050-60"
> >     # D: 108.003 MHz, H: 63.983 kHz, V: 60.191 Hz
> >     geometry 1400 1050 1400 1050 8
> >     timings 9259 136 40 10 0 112 3
> >     rgba 6/0,6/0,6/0,0/0
> >     hsync high
> >     vsync high
> >     accel true
> > endmode
> > 
> > I tried to fbset explicitly the mode after module loading too, but without results.
> > I'll return results with static compiled in module when possible. 
> > 


Ok, I tried with radeonfb statically compiled in. Same results. 
Display images disappeared a few messages after boot and reappeared
later (in 80x25) when console fonts are loaded, I think.
fbset again return a 1400x1050-60 mode active...

-- 
Francesco P. Lovergine



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