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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-09-11 04:34:46 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-09-11 04:34:46 -0300
commit863981e96738983919de841ec669e157e6bdaeb0 (patch)
treed6d89a12e7eb8017837c057935a2271290907f76 /include/linux/iommu.h
parent8dec7c70575785729a6a9e6719a955e9c545bcab (diff)
Linux-libre 4.7.1-gnupck-4.7.1-gnu
Diffstat (limited to 'include/linux/iommu.h')
-rw-r--r--include/linux/iommu.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index ef7a6ecd8..664683aed 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -30,6 +30,7 @@
#define IOMMU_WRITE (1 << 1)
#define IOMMU_CACHE (1 << 2) /* DMA cache coherency */
#define IOMMU_NOEXEC (1 << 3)
+#define IOMMU_MMIO (1 << 4) /* e.g. things like MSI doorbells */
struct iommu_ops;
struct iommu_group;
@@ -78,6 +79,7 @@ struct iommu_domain_geometry {
struct iommu_domain {
unsigned type;
const struct iommu_ops *ops;
+ unsigned long pgsize_bitmap; /* Bitmap of page sizes in use */
iommu_fault_handler_t handler;
void *handler_token;
struct iommu_domain_geometry geometry;
@@ -155,8 +157,7 @@ struct iommu_dm_region {
* @domain_set_windows: Set the number of windows for a domain
* @domain_get_windows: Return the number of windows for a domain
* @of_xlate: add OF master IDs to iommu grouping
- * @pgsize_bitmap: bitmap of supported page sizes
- * @priv: per-instance data private to the iommu driver
+ * @pgsize_bitmap: bitmap of all possible supported page sizes
*/
struct iommu_ops {
bool (*capable)(enum iommu_cap);
@@ -198,7 +199,6 @@ struct iommu_ops {
int (*of_xlate)(struct device *dev, struct of_phandle_args *args);
unsigned long pgsize_bitmap;
- void *priv;
};
#define IOMMU_GROUP_NOTIFY_ADD_DEVICE 1 /* Device added */