Re: Regression with Radeon Mobility TI PB & kernel 2.6.15.4

[Adam Done <emlists@gmail.com>]

Benjamin Herrenschmidt wrote:
>>I take it then due to the ATI MM6 bug in the newer kernels and this result being
>>the work around, that this will be considered the norm now with the redrawing
>>and updating of the screen being build layer by layer and taking longer to draw
>>than what it used to be?
> 
> 
> It's not a bug in the newer kernels... it's a HW bug. The newer kernels
> have the workaround. Without this workaround, the chip may lockup
> occasionally.
> 
> This should only affect mode / palette changes though. Normal operations
> should be fine.
> 
> Ben.
> 
> 
> 

Thank you Ben for your help.