RE: [PATCH rdma-next v2 01/11] RDMA: Add EFA related definitions

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>Subject: [PATCH rdma-next v2 01/11] RDMA: Add EFA related definitions
>
>Add EFA node, transport and protocol types to core code.
>In addition, EFA driver ID is added to the IOCTL interface uapi.
>
>Signed-off-by: Gal Pressman <galpress@xxxxxxxxxx>
>---
> drivers/infiniband/core/sysfs.c          | 1 +
> drivers/infiniband/core/verbs.c          | 2 ++
> include/rdma/ib_verbs.h                  | 8 ++++++--
> include/uapi/rdma/rdma_user_ioctl_cmds.h | 1 +
> 4 files changed, 10 insertions(+), 2 deletions(-)
>
>diff --git a/drivers/infiniband/core/sysfs.c b/drivers/infiniband/core/sysfs.c index
>9b6a065bdfa5..f7fac4c81559 100644
>--- a/drivers/infiniband/core/sysfs.c
>+++ b/drivers/infiniband/core/sysfs.c
>@@ -1194,6 +1194,7 @@ static ssize_t node_type_show(struct device *device,
> 	case RDMA_NODE_RNIC:	  return sprintf(buf, "%d: RNIC\n", dev-
>>node_type);
> 	case RDMA_NODE_USNIC:	  return sprintf(buf, "%d: usNIC\n", dev-
>>node_type);
> 	case RDMA_NODE_USNIC_UDP: return sprintf(buf, "%d: usNIC UDP\n",
>dev->node_type);
>+	case RDMA_NODE_EFA:       return sprintf(buf, "%d: EFA\n", dev-
>>node_type);
> 	case RDMA_NODE_IB_SWITCH: return sprintf(buf, "%d: switch\n", dev-
>>node_type);
> 	case RDMA_NODE_IB_ROUTER: return sprintf(buf, "%d: router\n", dev-
>>node_type);
> 	default:		  return sprintf(buf, "%d: <unknown>\n", dev->node_type);
>diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c index
>5a5e83f5f0fc..fc6f748a1933 100644
>--- a/drivers/infiniband/core/verbs.c
>+++ b/drivers/infiniband/core/verbs.c
>@@ -218,6 +218,8 @@ rdma_node_get_transport(enum rdma_node_type
>node_type)
> 		return RDMA_TRANSPORT_USNIC_UDP;
> 	if (node_type == RDMA_NODE_RNIC)
> 		return RDMA_TRANSPORT_IWARP;
>+	if (node_type == RDMA_NODE_EFA)
>+		return RDMA_TRANSPORT_EFA;
>
> 	return RDMA_TRANSPORT_IB;
> }
>diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index
>225cb76d469f..55534aba22bf 100644
>--- a/include/rdma/ib_verbs.h
>+++ b/include/rdma/ib_verbs.h
>@@ -108,6 +108,7 @@ enum rdma_node_type {
> 	RDMA_NODE_RNIC,
> 	RDMA_NODE_USNIC,
> 	RDMA_NODE_USNIC_UDP,
>+	RDMA_NODE_EFA,
> };
>
> enum {
>@@ -119,14 +120,16 @@ enum rdma_transport_type {
> 	RDMA_TRANSPORT_IB,
> 	RDMA_TRANSPORT_IWARP,
> 	RDMA_TRANSPORT_USNIC,
>-	RDMA_TRANSPORT_USNIC_UDP
>+	RDMA_TRANSPORT_USNIC_UDP,
>+	RDMA_TRANSPORT_EFA,
> };
>
> enum rdma_protocol_type {
> 	RDMA_PROTOCOL_IB,
> 	RDMA_PROTOCOL_IBOE,
> 	RDMA_PROTOCOL_IWARP,
>-	RDMA_PROTOCOL_USNIC_UDP
>+	RDMA_PROTOCOL_USNIC_UDP,
>+	RDMA_PROTOCOL_EFA,
> };
>

Link layer is Ethernet? And layer 3, network type?

Reviewed-by: Shiraz Saleem <shiraz.saleem@xxxxxxxxx>










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