[PATCH rdma-next 4/5] IB: Add protocol for USNIC

[Leon Romanovsky <leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>]

From: Or Gerlitz <ogerlitz-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>

Add protocol definition for the proprietary the USNIC driver.

Signed-off-by: Or Gerlitz <ogerlitz-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
Reviewed-by: Matan Barak <matanb-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
Signed-off-by: Leon Romanovsky <leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
---
 drivers/infiniband/hw/usnic/usnic_ib_main.c | 1 +
 include/rdma/ib_verbs.h                     | 8 ++++++++
 2 files changed, 9 insertions(+)

diff --git a/drivers/infiniband/hw/usnic/usnic_ib_main.c b/drivers/infiniband/hw/usnic/usnic_ib_main.c
index 0a89a95..dde0b23 100644
--- a/drivers/infiniband/hw/usnic/usnic_ib_main.c
+++ b/drivers/infiniband/hw/usnic/usnic_ib_main.c
@@ -325,6 +325,7 @@ static int usnic_port_immutable(struct ib_device *ibdev, u8 port_num,
 	if (err)
 		return err;
 
+	immutable->core_cap_flags = RDMA_CORE_PORT_USNIC;
 	immutable->pkey_tbl_len = attr.pkey_tbl_len;
 	immutable->gid_tbl_len = attr.gid_tbl_len;
 
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index 68fff34..d5109e6 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -486,6 +486,7 @@ static inline struct rdma_hw_stats *rdma_alloc_hw_stats_struct(
 #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_CAP_PROT_USNIC        0x02000000
 
 #define RDMA_CORE_PORT_IBA_IB          (RDMA_CORE_CAP_PROT_IB  \
 					| RDMA_CORE_CAP_IB_MAD \
@@ -511,6 +512,8 @@ static inline struct rdma_hw_stats *rdma_alloc_hw_stats_struct(
 
 #define RDMA_CORE_PORT_RAW_PACKET	(RDMA_CORE_CAP_PROT_RAW_PACKET)
 
+#define RDMA_CORE_PORT_USNIC		(RDMA_CORE_CAP_PROT_USNIC)
+
 struct ib_port_attr {
 	u64			subnet_prefix;
 	enum ib_port_state	state;
@@ -2315,6 +2318,11 @@ static inline bool rdma_protocol_raw_packet(const struct ib_device *device, u8 p
 	return device->port_immutable[port_num].core_cap_flags & RDMA_CORE_CAP_PROT_RAW_PACKET;
 }
 
+static inline bool rdma_protocol_usnic(const struct ib_device *device, u8 port_num)
+{
+	return device->port_immutable[port_num].core_cap_flags & RDMA_CORE_CAP_PROT_USNIC;
+}
+
 /**
  * rdma_cap_ib_mad - Check if the port of a device supports Infiniband
  * Management Datagrams.
-- 
2.10.2

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