diff options
Diffstat (limited to 'drivers/sbus')
| -rw-r--r-- | drivers/sbus/sbus.c | 24 |
1 files changed, 20 insertions, 4 deletions
diff --git a/drivers/sbus/sbus.c b/drivers/sbus/sbus.c index 69491625d869..db0766e5c7d1 100644 --- a/drivers/sbus/sbus.c +++ b/drivers/sbus/sbus.c @@ -30,6 +30,24 @@ static DEVICE_ATTR(obppath, S_IRUSR | S_IRGRP | S_IROTH, show_sbusobppath_attr, struct sbus_bus *sbus_root; +static void __init fill_sbus_device_iommu(struct sbus_dev *sdev) +{ + struct of_device *op = of_find_device_by_node(sdev->ofdev.node); + struct dev_archdata *sd, *bus_sd; + struct sbus_bus *sbus; + + sbus = sdev->bus; + bus_sd = &sbus->ofdev.dev.archdata; + + sd = &sdev->ofdev.dev.archdata; + sd->iommu = bus_sd->iommu; + sd->stc = bus_sd->stc; + + sd = &op->dev.archdata; + sd->iommu = bus_sd->iommu; + sd->stc = bus_sd->stc; +} + static void __init fill_sbus_device(struct device_node *dp, struct sbus_dev *sdev) { struct dev_archdata *sd; @@ -85,6 +103,8 @@ static void __init fill_sbus_device(struct device_node *dp, struct sbus_dev *sde /* WE HAVE BEEN INVADED BY ALIENS! */ err = sysfs_create_file(&sdev->ofdev.dev.kobj, &dev_attr_obppath.attr); + + fill_sbus_device_iommu(sdev); } static void __init sbus_bus_ranges_init(struct device_node *dp, struct sbus_bus *sbus) @@ -209,10 +229,6 @@ static void __init walk_children(struct device_node *dp, struct sbus_dev *parent sdev->bus = sbus; sdev->parent = parent; - sdev->ofdev.dev.archdata.iommu = - sbus->ofdev.dev.archdata.iommu; - sdev->ofdev.dev.archdata.stc = - sbus->ofdev.dev.archdata.stc; fill_sbus_device(dp, sdev); |