Bug#268352: 2.6.* radeonfb regression
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.
>
>
> -- System Information:
> Debian Release: 3.1
> APT prefers unstable
> APT policy: (500, 'unstable'), (500, 'testing'), (1, 'experimental')
> Architecture: i386 (i686)
> Kernel: Linux 2.4.27-1-686
> Locale: LANG=it_IT@euro, LC_CTYPE=it_IT@euro
>
>
> --
> Francesco P. Lovergine
>
>
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