From: Gavin Shan Date: Thu, 25 Apr 2013 19:20:59 +0000 (+0000) Subject: powerpc/powernv: Patch MSI EOI handler on P8 X-Git-Tag: omap-for-v3.10/dt-fixes-for-merge-window~66^2~45 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=137436c9a6ee385c883db09e41af763888ee7642;p=pandora-kernel.git powerpc/powernv: Patch MSI EOI handler on P8 The EOI handler of MSI/MSI-X interrupts for P8 (PHB3) need additional steps to handle the P/Q bits in IVE before EOIing the corresponding interrupt. The patch changes the EOI handler to cover that. we have individual IRQ chip in each PHB instance. During the MSI IRQ setup time, the IRQ chip is copied over from the original one for that IRQ, and the EOI handler is patched with the one that will handle the P/Q bits (As Ben suggested). Signed-off-by: Gavin Shan Signed-off-by: Benjamin Herrenschmidt --- Reading git-diff-tree failed