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-rw-r--r--include/rdma/uverbs_ioctl.h53
1 files changed, 53 insertions, 0 deletions
diff --git a/include/rdma/uverbs_ioctl.h b/include/rdma/uverbs_ioctl.h
index 6885b92db4a8..d3ec02b7d937 100644
--- a/include/rdma/uverbs_ioctl.h
+++ b/include/rdma/uverbs_ioctl.h
@@ -41,6 +41,12 @@
* =======================================
*/
+enum uverbs_attr_type {
+ UVERBS_ATTR_TYPE_NA,
+ UVERBS_ATTR_TYPE_IDR,
+ UVERBS_ATTR_TYPE_FD,
+};
+
enum uverbs_obj_access {
UVERBS_ACCESS_READ,
UVERBS_ACCESS_WRITE,
@@ -48,5 +54,52 @@ enum uverbs_obj_access {
UVERBS_ACCESS_DESTROY
};
+struct uverbs_attr_spec {
+ enum uverbs_attr_type type;
+ struct {
+ /*
+ * higher bits mean the namespace and lower bits mean
+ * the type id within the namespace.
+ */
+ u16 obj_type;
+ u8 access;
+ } obj;
+};
+
+struct uverbs_attr_spec_hash {
+ size_t num_attrs;
+ struct uverbs_attr_spec attrs[0];
+};
+
+struct uverbs_obj_attr {
+ struct ib_uobject *uobject;
+};
+
+struct uverbs_attr {
+ struct uverbs_obj_attr obj_attr;
+};
+
+struct uverbs_attr_bundle_hash {
+ /* if bit i is set, it means attrs[i] contains valid information */
+ unsigned long *valid_bitmap;
+ size_t num_attrs;
+ /*
+ * arrays of attributes, each element corresponds to the specification
+ * of the attribute in the same index.
+ */
+ struct uverbs_attr *attrs;
+};
+
+struct uverbs_attr_bundle {
+ size_t num_buckets;
+ struct uverbs_attr_bundle_hash hash[];
+};
+
+static inline bool uverbs_attr_is_valid_in_hash(const struct uverbs_attr_bundle_hash *attrs_hash,
+ unsigned int idx)
+{
+ return test_bit(idx, attrs_hash->valid_bitmap);
+}
+
#endif