On Thu, 2015-11-05 at 15:16 -0800, Daniel Walker wrote: > On 11/05/2015 03:12 PM, Scott Wood wrote: > > On Thu, 2015-11-05 at 10:48 -0800, Daniel Walker wrote: > > > Hi, > > > > > > 905e75c46dba5f3061049277e4eb7110beedba43:arch/powerpc/platforms/85xx/mpc85xx_ads.c > > > > > > > > > > > > This commit seems to cause problems with PCI devices doing DMA, just > > > with mpc85xx ads. If you do the "fsl_add_bridge()" after you setup the > > > ppc_md.pci_exclude_device to mpc85xx_exclude_device, then the > > > early_read_config_word() calls in > > > arch/powerpc/sysdev/fsl_pci.c:setup_pci_cmd() are like no-ops. > > > > > > This issue was found by David Beazley (on the CC), he can respond to > > > more detailed questions on it. The fix he came up with was to remove the > > > "pci_exclude_device". > > > > > > Daniel > > OK, please send a patch. > > > > I was hoping Jia Hongtao could address why it wasn't address in the > original patch. Some of the other boards also have an exclude function, > and I wonder if those work with this change.
This is the only board I saw that excludes the host bridge. It wasn't addressed because it wasn't noticed. -Scott _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev
