diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/iommu/of_iommu.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/iommu/of_iommu.c b/drivers/iommu/of_iommu.c index e550ccb7634e..89b903406968 100644 --- a/drivers/iommu/of_iommu.c +++ b/drivers/iommu/of_iommu.c @@ -22,6 +22,9 @@ #include <linux/of.h> #include <linux/of_iommu.h> +static const struct of_device_id __iommu_of_table_sentinel + __used __section(__iommu_of_table_end); + /** * of_get_dma_window - Parse *dma-window property and returns 0 if found. * @@ -89,3 +92,17 @@ int of_get_dma_window(struct device_node *dn, const char *prefix, int index, return 0; } EXPORT_SYMBOL_GPL(of_get_dma_window); + +void __init of_iommu_init(void) +{ + struct device_node *np; + const struct of_device_id *match, *matches = &__iommu_of_table; + + for_each_matching_node_and_match(np, matches, &match) { + const of_iommu_init_fn init_fn = match->data; + + if (init_fn(np)) + pr_err("Failed to initialise IOMMU %s\n", + of_node_full_name(np)); + } +} |