IB/core: Adding IB_SPEED_HDR definition

Pulling the upstream patch that added support for IB_SPEED_HDR
for 50G adapters

Bug: 2684
Signed-off-by: Selvin Xavier <selvin.xavier@broadcom.com>

diff --git a/linux-next-cherry-picks/0300-IB-core-Add-HDR-speed-enum.patch b/linux-next-cherry-picks/0300-IB-core-Add-HDR-speed-enum.patch
new file mode 100644 (file)
index 0000000..7356738
--- /dev/null
+++ b/linux-next-cherry-picks/0300-IB-core-Add-HDR-speed-enum.patch
@@ -0,0 +1,48 @@
+From 12113a35ada6bba074836d3d26671213e12069bf Mon Sep 17 00:00:00 2001
+From: Noa Osherovich <noaos@mellanox.com>
+Date: Thu, 20 Apr 2017 20:53:31 +0300
+Subject: [PATCH] IB/core: Add HDR speed enum
+
+Add high data rate speed to the ib_port_speed enumeration.
+
+Signed-off-by: Noa Osherovich <noaos@mellanox.com>
+Signed-off-by: Eran Ben Elisha <eranbe@mellanox.com>
+Signed-off-by: Leon Romanovsky <leon@kernel.org>
+Signed-off-by: Doug Ledford <dledford@redhat.com>
+---
+ drivers/infiniband/core/sysfs.c | 4 ++++
+ include/rdma/ib_verbs.h         | 3 ++-
+ 2 files changed, 6 insertions(+), 1 deletion(-)
+
+diff --git a/drivers/infiniband/core/sysfs.c b/drivers/infiniband/core/sysfs.c
+index 48bb755..7ebe1ef 100644
+--- a/drivers/infiniband/core/sysfs.c
++++ b/drivers/infiniband/core/sysfs.c
+@@ -253,6 +253,10 @@ static ssize_t rate_show(struct ib_port *p, struct port_attribute *unused,
+               speed = " EDR";
+               rate = 250;
+               break;
++      case IB_SPEED_HDR:
++              speed = " HDR";
++              rate = 500;
++              break;
+       case IB_SPEED_SDR:
+       default:                /* default to SDR for invalid rates */
+               rate = 25;
+diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
+index 56fa31e..91686d2 100644
+--- a/include/rdma/ib_verbs.h
++++ b/include/rdma/ib_verbs.h
+@@ -433,7 +433,8 @@ enum ib_port_speed {
+       IB_SPEED_QDR    = 4,
+       IB_SPEED_FDR10  = 8,
+       IB_SPEED_FDR    = 16,
+-      IB_SPEED_EDR    = 32
++      IB_SPEED_EDR    = 32,
++      IB_SPEED_HDR    = 64
+ };
+ 
+ /**
+-- 
+2.5.5
+