On 07/26/2012 09:07 PM, Jia Hongtao-B38951 wrote: > > >> -----Original Message----- >> From: Wood Scott-B07421 >> Sent: Friday, July 27, 2012 9:34 AM >> To: Jia Hongtao-B38951 >> Cc: Wood Scott-B07421; linuxppc-dev@lists.ozlabs.org; >> ga...@kernel.crashing.org; Li Yang-R58472 >> Subject: Re: [PATCH 3/6] powerpc/fsl-pci: Determine primary bus by >> looking for ISA node >> >> On 07/25/2012 09:20 PM, Jia Hongtao-B38951 wrote: >>> All this recursion thing I will try another way. >>> >>> But this is not the same as you did. If we use platform driver probe >> function >>> will be called more than once. Your function is to find ISA node and >> check if >>> the parent equal to this PCI controller. My function is to search ISA >> under >>> each PCI controller. >> >> The result is the same -- "does this PCI controller have an ISA node >> under it?" >> >> -Scott > > > The result is the same but as I said in platform driver probe function will > be called for each PCI controller.
So? Just because you've got a platform device now doesn't mean you can't do any early global init. This has to be done globally, so we can choose a fallback primary bus if there's no ISA in the system. -Scott _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev
