Hi Greg, On Fri, Jun 30, 2017 at 09:57:43PM +0100, Sudip Mukherjee wrote: > From: Teddy Wang <teddy.wang@xxxxxxxxxxxxxxxxx> > > If vesafb is enabled in the config then /dev/fb0 is created by vesa > and this sm750 driver gets fb1, fb2. But we need to be fb0 and fb1 to > effectively work with xorg. > So if it has been alloted fb1, then try to remove the other fb0. > > Cc: <stable@xxxxxxxxxxxxxxx> # v4.4+ > Signed-off-by: Teddy Wang <teddy.wang@xxxxxxxxxxxxxxxxx> > Signed-off-by: Sudip Mukherjee <sudipm.mukherjee@xxxxxxxxx> > --- > > In the previous send, why #ifdef is used was asked. > https://lkml.org/lkml/2017/6/25/57 > > Answered at: https://lkml.org/lkml/2017/6/25/69 > Also pasting here for reference. > > 'Did a quick research into "why". > The patch d8801e4df91e ("x86/PCI: Set IORESOURCE_ROM_SHADOW only for the > default VGA device") has started setting IORESOURCE_ROM_SHADOW in flags > for a default VGA device and that is being done only for x86. > And so, we will need that #ifdef to check IORESOURCE_ROM_SHADOW as that > needs to be checked only for a x86 and not for other arch.' A gentle ping. -- Regards Sudip