On Mon, Jan 7, 2013 at 9:18 AM, Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxx> wrote: > vga-switcheroo with apple-gmux does not switch correctly on my system. The PCI > configuration space is not restored correctly, resulting in MSI not working after switch. > > Only useful item in dmesg is: > > [ 33.922807] radeon 0000:01:00.0: Refused to change power state, currently in D3 > > I did some testing, dumping the difference in ms between first succesful switch > from D3 to D0, and it seems that there is slightly more than 20 ms difference when > the device is re-enabled through vga-switcheroo. > > So bump the re-enable d3 delay to 20 ms to handle this, which fixes msi not working > on my system after switcheroo-ing. Default d3_delay value is PCI_PM_D3_WAIT, 10 ms. > > Signed-off-by: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxx> Looks good. Added to my -fixes queue. Alex _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/dri-devel
