On Wed, 2008-10-22 at 05:03 +0400, Anton Vorontsov wrote: > If say "X" driver loads prior to bus-notifier module (where we fill > the platform data), then X.0 device will try to probe w/o platform > data and will fail. The only way to re-probe things is to rmmod X && > insmod of_pdata_filler_X && insmod X. So things depend on the module > load order. > > The obvious solution is to link the OF stuff into the module, but > this also won't work, since modules have only one entry (and exit) > point. So there is no way* to hook our OF helpers into the module.
Well, right, we need the bus notifier to be registered before any device gets added ... which mean from the same module_init that registers the bus itself. A bit annoying ... > * Well, there is one solution to this problem. We can implement > arch-specific init_module and cleanup_module entry/exit points, > where we can load/unload the OF hooks. This is quite easy, but > may look ugly. I could show the drafts. Yuck :-) Cheers, Ben. _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@ozlabs.org https://ozlabs.org/mailman/listinfo/linuxppc-dev