diff options
Diffstat (limited to 'drivers/acpi/arm64')
-rw-r--r-- | drivers/acpi/arm64/iort.c | 56 |
1 files changed, 28 insertions, 28 deletions
diff --git a/drivers/acpi/arm64/iort.c b/drivers/acpi/arm64/iort.c index cd1349d3544e..ca2aed86b540 100644 --- a/drivers/acpi/arm64/iort.c +++ b/drivers/acpi/arm64/iort.c @@ -1162,6 +1162,34 @@ void iort_iommu_get_resv_regions(struct device *dev, struct list_head *head) iort_iommu_rmr_get_resv_regions(fwspec->iommu_fwnode, dev, head); } +/** + * iort_get_rmr_sids - Retrieve IORT RMR node reserved regions with + * associated StreamIDs information. + * @iommu_fwnode: fwnode associated with IOMMU + * @head: Resereved region list + */ +void iort_get_rmr_sids(struct fwnode_handle *iommu_fwnode, + struct list_head *head) +{ + iort_iommu_rmr_get_resv_regions(iommu_fwnode, NULL, head); +} +EXPORT_SYMBOL_GPL(iort_get_rmr_sids); + +/** + * iort_put_rmr_sids - Free memory allocated for RMR reserved regions. + * @iommu_fwnode: fwnode associated with IOMMU + * @head: Resereved region list + */ +void iort_put_rmr_sids(struct fwnode_handle *iommu_fwnode, + struct list_head *head) +{ + struct iommu_resv_region *entry, *next; + + list_for_each_entry_safe(entry, next, head, list) + entry->free(NULL, entry); +} +EXPORT_SYMBOL_GPL(iort_put_rmr_sids); + static inline bool iort_iommu_driver_enabled(u8 type) { switch (type) { @@ -1394,34 +1422,6 @@ int iort_dma_get_ranges(struct device *dev, u64 *size) return nc_dma_get_range(dev, size); } -/** - * iort_get_rmr_sids - Retrieve IORT RMR node reserved regions with - * associated StreamIDs information. - * @iommu_fwnode: fwnode associated with IOMMU - * @head: Resereved region list - */ -void iort_get_rmr_sids(struct fwnode_handle *iommu_fwnode, - struct list_head *head) -{ - iort_iommu_rmr_get_resv_regions(iommu_fwnode, NULL, head); -} -EXPORT_SYMBOL_GPL(iort_get_rmr_sids); - -/** - * iort_put_rmr_sids - Free memory allocated for RMR reserved regions. - * @iommu_fwnode: fwnode associated with IOMMU - * @head: Resereved region list - */ -void iort_put_rmr_sids(struct fwnode_handle *iommu_fwnode, - struct list_head *head) -{ - struct iommu_resv_region *entry, *next; - - list_for_each_entry_safe(entry, next, head, list) - entry->free(NULL, entry); -} -EXPORT_SYMBOL_GPL(iort_put_rmr_sids); - static void __init acpi_iort_register_irq(int hwirq, const char *name, int trigger, struct resource *res) |