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[rdma-next,1/5] IB/core: Add raw packet protocol

Message ID 20170119054102.20135-2-leon@kernel.org (mailing list archive)
State Superseded
Headers show

Commit Message

Leon Romanovsky Jan. 19, 2017, 5:40 a.m. UTC 
From: Or Gerlitz <ogerlitz@mellanox.com>

Define raw packet protocol which comes to denote this port supports
working with raw ethernet frames, e.g as done with RAW_PACKET QPs.

Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Reviewed-by: Matan Barak <matanb@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
---
 include/rdma/ib_verbs.h | 8 ++++++++
 1 file changed, 8 insertions(+)
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Patch

diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index 958a24d..68fff34 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -485,6 +485,7 @@  static inline struct rdma_hw_stats *rdma_alloc_hw_stats_struct(
 #define RDMA_CORE_CAP_PROT_ROCE         0x00200000
 #define RDMA_CORE_CAP_PROT_IWARP        0x00400000
 #define RDMA_CORE_CAP_PROT_ROCE_UDP_ENCAP 0x00800000
+#define RDMA_CORE_CAP_PROT_RAW_PACKET   0x01000000
 
 #define RDMA_CORE_PORT_IBA_IB          (RDMA_CORE_CAP_PROT_IB  \
 					| RDMA_CORE_CAP_IB_MAD \
@@ -508,6 +509,8 @@  static inline struct rdma_hw_stats *rdma_alloc_hw_stats_struct(
 #define RDMA_CORE_PORT_INTEL_OPA       (RDMA_CORE_PORT_IBA_IB  \
 					| RDMA_CORE_CAP_OPA_MAD)
 
+#define RDMA_CORE_PORT_RAW_PACKET	(RDMA_CORE_CAP_PROT_RAW_PACKET)
+
 struct ib_port_attr {
 	u64			subnet_prefix;
 	enum ib_port_state	state;
@@ -2307,6 +2310,11 @@  static inline bool rdma_ib_or_roce(const struct ib_device *device, u8 port_num)
 		rdma_protocol_roce(device, port_num);
 }
 
+static inline bool rdma_protocol_raw_packet(const struct ib_device *device, u8 port_num)
+{
+	return device->port_immutable[port_num].core_cap_flags & RDMA_CORE_CAP_PROT_RAW_PACKET;
+}
+
 /**
  * rdma_cap_ib_mad - Check if the port of a device supports Infiniband
  * Management Datagrams.