]> git.proxmox.com Git - mirror_ubuntu-kernels.git/commit
[POWERPC] 4xx: PCI-E Link setup improvements
authorBenjamin Herrenschmidt <benh@kernel.crashing.org>
Fri, 21 Dec 2007 04:39:36 +0000 (15:39 +1100)
committerJosh Boyer <jwboyer@linux.vnet.ibm.com>
Sun, 23 Dec 2007 19:18:49 +0000 (13:18 -0600)
commit035ee4282dc5ad19f0141821511346b8de1839af
tree6627691bd5b40363c71a41bed5d4add234b6c348
parent5be9419ac613b9e6ce29fbddd0c4429f8d0acc08
[POWERPC] 4xx: PCI-E Link setup improvements

This improves the way the 4xx PCI-E code handles checking for a link
and adds explicit testing of CRS result codes on config space accesses.

This should make it more reliable.

Also, bridges with no link are now still created, though config space
accesses beyond the root complex are filtered. This is one step toward
eventually supporting hotplug.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
arch/powerpc/sysdev/ppc4xx_pci.c
arch/powerpc/sysdev/ppc4xx_pci.h