New definitions for IB unreliable datagram extension
Extend EP dat_service_type, with DAT_IB_SERVICE_TYPE_UD
Add IB extension call dat_ib_post_send_ud().
Add address handle definition for UD calls.
Add IB event definitions to provide remote AH via connect and connect requests
Roll IB extension version to 2.0.2
Signed-off by: Arlin Davis [EMAIL PROTECTED]
---
dat/include/dat2/dat.h | 4 ++
dat/include/dat2/dat_ib_extensions.h | 67 +++++++++++++++++++++++++++++++++-
2 files changed, 69 insertions(+), 2 deletions(-)
diff --git a/dat/include/dat2/dat.h b/dat/include/dat2/dat.h
index d4e4cea..cf0b7ec 100755
--- a/dat/include/dat2/dat.h
+++ b/dat/include/dat2/dat.h
@@ -464,6 +464,10 @@ typedef DAT_UINT64 DAT_IA_ATTR_MASK;
typedef enum dat_service_type
{
DAT_SERVICE_TYPE_RC /* reliable connections */
+#ifdef DAT_EXTENSIONS
+ ,DAT_SERVICE_TYPE_EXTENSION_BASE /* To be used by DAT extensions
+ as a starting point of extension services */
+#endif /* DAT_EXTENSIONS */
} DAT_SERVICE_TYPE;
typedef struct dat_ep_attr
diff --git a/dat/include/dat2/dat_ib_extensions.h
b/dat/include/dat2/dat_ib_extensions.h
index 0a9d3f5..27af51e 100755
--- a/dat/include/dat2/dat_ib_extensions.h
+++ b/dat/include/dat2/dat_ib_extensions.h
@@ -58,18 +58,24 @@
* DAT_NAMED_ATTR name == extended operations and version,
* version_value = version number of extension API
*/
-#define DAT_IB_EXTENSION_VERSION 201 /* 2.0.1 */
+#define DAT_IB_EXTENSION_VERSION 202 /* 2.0.2 */
#define DAT_IB_ATTR_FETCH_AND_ADD "DAT_IB_FETCH_AND_ADD"
#define DAT_IB_ATTR_CMP_AND_SWAP "DAT_IB_CMP_AND_SWAP"
#define DAT_IB_ATTR_IMMED_DATA "DAT_IB_IMMED_DATA"
+#define DAT_IB_ATTR_UD "DAT_IB_UD"
/*
* Definition for extended EVENT numbers, DAT_IB_EXTENSION_BASE_RANGE
* is used by these extensions as a starting point for extended event numbers
+ *
+ * DAT_IB_DTO_EVENT - All extended data transfers - req/recv evd
+ * DAT_IB_AH_EVENT - address handle resolution - connect evd
*/
typedef enum dat_ib_event_number
{
DAT_IB_DTO_EVENT = DAT_IB_EXTENSION_RANGE_BASE,
+ DAT_IB_UD_CONNECTION_REQUEST_EVENT,
+ DAT_IB_UD_CONNECTION_EVENT_ESTABLISHED
} DAT_IB_EVENT_NUMBER;
@@ -81,6 +87,7 @@ typedef enum dat_ib_op
DAT_IB_FETCH_AND_ADD_OP,
DAT_IB_CMP_AND_SWAP_OP,
DAT_IB_RDMA_WRITE_IMMED_OP,
+ DAT_IB_UD_SEND_OP
} DAT_IB_OP;
@@ -98,6 +105,11 @@ typedef enum dat_ib_ext_type
DAT_IB_CMP_AND_SWAP, // 1
DAT_IB_RDMA_WRITE_IMMED, // 2
DAT_IB_RDMA_WRITE_IMMED_DATA, // 3
+ DAT_IB_RECV_IMMED_DATA, // 4
+ DAT_IB_UD_CONNECT_REQUEST, // 5
+ DAT_IB_UD_REMOTE_AH, // 6
+ DAT_IB_UD_SEND, // 7
+ DAT_IB_UD_RECV // 8
} DAT_IB_EXT_TYPE;
@@ -133,6 +145,10 @@ typedef enum dat_ib_dtos
DAT_IB_DTO_RECV_IMMED,
DAT_IB_DTO_FETCH_ADD,
DAT_IB_DTO_CMP_SWAP,
+ DAT_IB_DTO_RECV_MSG_IMMED,
+ DAT_IB_DTO_SEND_UD,
+ DAT_IB_DTO_RECV_UD,
+ DAT_IB_DTO_RECV_UD_IMMED,
} DAT_IB_DTOS;
@@ -155,7 +171,7 @@ typedef enum dat_ib_handle_type
*/
typedef enum dat_ib_evd_extension_flags
{
- DAT_IB_EVD_EXTENSION_FLAG = DAT_EVD_EXTENSION_BASE
+ DAT_IB_EVD_EXTENSION_FLAG = DAT_EVD_EXTENSION_BASE,
} DAT_IB_EVD_EXTENSION_FLAGS;
@@ -170,6 +186,16 @@ typedef enum dat_ib_mem_priv_flags
} DAT_IB_MEM_PRIV_FLAGS;
+/*
+ * Definition for IB address handle, unreliable datagram.
+ */
+typedef struct dat_ib_addr_handle
+{
+ struct ibv_ah *ah;
+ DAT_UINT32 qpn;
+ DAT_SOCK_ADDR6 ia_addr;
+
+} DAT_IB_ADDR_HANDLE;
/*
* Definitions for extended event data:
@@ -194,6 +220,9 @@ typedef struct dat_ib_immed_data
* specifies extension data values.
* NOTE: DAT_EXTENSION_EVENT_DATA cannot exceed 64 bytes as defined by
* "DAT_UINT64 extension_data[8]" in DAT_EVENT (dat.h)
+ *
+ * Provide UD address handles via extended connect establishment.
+ * ia_addr provided with extended conn events for reference.
*/
typedef struct dat_ib_extension_event_data
{
@@ -202,9 +231,22 @@ typedef struct dat_ib_extension_event_data
union {
DAT_IB_IMMED_DATA immed;
} val;
+ DAT_IB_ADDR_HANDLE remote_ah;
} DAT_IB_EXTENSION_EVENT_DATA;
+/*
+ * Definitions for additional extension handle types beyond
+ * standard DAT handle. New Bit definitions MUST start at
+ * DAT_HANDLE_TYPE_EXTENSION_BASE
+ */
+typedef enum dat_ib_service_type
+{
+ DAT_IB_SERVICE_TYPE_UD = DAT_SERVICE_TYPE_EXTENSION_BASE,
+
+} DAT_IB_SERVICE_TYPE;
+
+
/* Extended RETURN and EVENT STATUS string helper functions */
/* DAT_EXT_RETURN error to string */
@@ -306,5 +348,26 @@ dat_strerror_ext_status (
(idata), \
(flgs))
+/*
+ * Unreliable datagram: msg send
+ *
+ * This asynchronous call is modeled after the InfiniBand UD message send
+ * Event completion for the request completes as an
+ * DAT_EXTENSION with extension type set to DAT_DTO_EXTENSION_UD_SEND.
+ * Event completion on the remote endpoint completes as receive DTO operation
+ * type of DAT_EXTENSION with operation set to DAT_DTO_EXTENSION_UD_RECV.
+ *
+ * Other extension flags:
+ * n/a
+ */
+#define dat_ib_post_send_ud(ep, segments, lbuf, ah_ptr, cookie, flgs) \
+ dat_extension_op( ep, \
+ DAT_IB_UD_SEND_OP, \
+ (segments), \
+ (lbuf), \
+ (ah_ptr), \
+ (cookie), \
+ (flgs))
+
#endif /* _DAT_IB_EXTENSIONS_H_ */
--
1.5.2.5
_______________________________________________
general mailing list
general@lists.openfabrics.org
http://lists.openfabrics.org/cgi-bin/mailman/listinfo/general
To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general
