From: Benjamin Herrenschmidt Date: Sat, 11 Nov 2006 06:25:12 +0000 (+1100) Subject: [POWERPC] Cell "Spider" MMIO workarounds X-Git-Tag: v2.6.20-rc1~34^2~40^2~8^2~123 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=014da7ff47b559e5f0ae3e044b73f0359c08153d;p=pandora-kernel.git [POWERPC] Cell "Spider" MMIO workarounds This patch implements a workaround for a Spider PCI host bridge bug where it doesn't enforce some of the PCI ordering rules unless some manual manipulation of a special register is done. In order to be fully compliant with the PCI spec, I do this on every MMIO read operation. Signed-off-by: Benjamin Herrenschmidt Signed-off-by: Paul Mackerras --- Reading git-diff-tree failed