Re: radeonfb blanks my monitor

[Benjamin Herrenschmidt]

On Thu, 2005-03-03 at 12:38 -0300, Frédéric L. W. Meunier wrote:
> On Thu, 3 Mar 2005, Benjamin Herrenschmidt wrote:
> 
> > There should be more than these... Does it continue booting 
> > afte the screen goes blank or not at all ? Can you send the 
> > full dmesg log too ? Also, enable radeonfb verbose debug in 
> > the config.
> 
> Yes, there were more in /var/log/syslog:
> 
> Mar  2 15:16:45 darkstar kernel: radeonfb: Reference=27.00 MHz (RefDiv=12) Memory=325.00 Mhz, System=200.00 MHz
> Mar  2 15:16:45 darkstar kernel: radeonfb: PLL min 20000 max 40000
> Mar  2 15:16:45 darkstar kernel: i2c-algo-bit.o: monid seems to be busy.
> Mar  2 15:16:45 darkstar kernel: radeonfb 0000:01:00.0: Failed to register I2C bus monid.
> Mar  2 15:16:45 darkstar kernel: i2c-algo-bit.o: crt2 seems to be busy.
> Mar  2 15:16:46 darkstar kernel: radeonfb 0000:01:00.0: Failed to register I2C bus crt2.
> Mar  2 15:16:46 darkstar kernel: Console: switching to colour frame buffer device 90x25
> Mar  2 15:16:46 darkstar kernel: radeonfb (0000:01:00.0): ATI Radeon AP
> 
> Do the "seems to be busy." and/or "Failed to register I2C bus" 
> indicate a problem ?

Maybe we are having conflicting bus names between radeonfb and matroxfb,
or 2 instances of radeonfb ? Can you send the entire log please ?

> There's nothing about radeonfb in dmesg because I manually 
> loaded the modules.

And ? You should have it in dmesg after the module load...

> I now compiled built-in with debug enabled and got the same 
> problem. Nothing got logged. Everything seems to stop when it 
> blanks, but SysRq works.


Well, I would need the full log, and with radeonfb verbose debug enabled
in the config.

Ben.


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