Re: [Linux-fbdev-devel] Fwd: [Suspend-devel] resume not working on acer ferrari 4005 with radeonfb enabled

[Benjamin Herrenschmidt <benh@kernel.crashing.org>]

> If I understand what you're saying correctly, if we re-write a valid set
> of pci registers, we'll trash the radeon state?   Why _wouldn't_ a D3 
> resume be trashed?

No, we determine in advance what we support. On resume, we don't want to
do a full reset of the chip if it was not powered down. (Among others,
this isn't tested and we might not be doing it properly from a non
poweron-reset state).

Ben.


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