diff options
Diffstat (limited to 'arch/sparc64/kernel/of_device.c')
-rw-r--r-- | arch/sparc64/kernel/of_device.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/arch/sparc64/kernel/of_device.c b/arch/sparc64/kernel/of_device.c index e427086e3b5..c15bcdf75c0 100644 --- a/arch/sparc64/kernel/of_device.c +++ b/arch/sparc64/kernel/of_device.c @@ -438,8 +438,17 @@ static int __init use_1to1_mapping(struct device_node *pp) /* If the parent is the dma node of an ISA bus, pass * the translation up to the root. + * + * Some SBUS devices use intermediate nodes to express + * hierarchy within the device itself. These aren't + * real bus nodes, and don't have a 'ranges' property. + * But, we should still pass the translation work up + * to the SBUS itself. */ - if (!strcmp(pp->name, "dma")) + if (!strcmp(pp->name, "dma") || + !strcmp(pp->name, "espdma") || + !strcmp(pp->name, "ledma") || + !strcmp(pp->name, "lebuffer")) return 0; /* Similarly for all PCI bridges, if we get this far |