[PATCH for-next 1/4] RDMA: Introduce ib_port_phys_state enum

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In order to improve readability, add ib_port_phys_state enum to replace
the use of magic numbers.

Signed-off-by: Kamal Heib <kamalheib1@xxxxxxxxx>
---
 drivers/infiniband/core/sysfs.c              | 24 +++++++++++++-------
 drivers/infiniband/hw/bnxt_re/ib_verbs.c     |  4 ++--
 drivers/infiniband/hw/efa/efa_verbs.c        |  2 +-
 drivers/infiniband/hw/mlx5/main.c            |  4 ++--
 drivers/infiniband/hw/ocrdma/ocrdma_verbs.c  |  4 ++--
 drivers/infiniband/hw/qedr/verbs.c           |  4 ++--
 drivers/infiniband/hw/usnic/usnic_ib_verbs.c |  7 +++---
 drivers/infiniband/sw/rxe/rxe.h              |  4 ----
 drivers/infiniband/sw/rxe/rxe_param.h        |  2 +-
 drivers/infiniband/sw/rxe/rxe_verbs.c        |  6 ++---
 drivers/infiniband/sw/siw/siw_verbs.c        |  3 ++-
 include/rdma/ib_verbs.h                      | 10 ++++++++
 12 files changed, 45 insertions(+), 29 deletions(-)

diff --git a/drivers/infiniband/core/sysfs.c b/drivers/infiniband/core/sysfs.c
index b477295a96c2..46722e04f6e1 100644
--- a/drivers/infiniband/core/sysfs.c
+++ b/drivers/infiniband/core/sysfs.c
@@ -301,14 +301,22 @@ static ssize_t phys_state_show(struct ib_port *p, struct port_attribute *unused,
 		return ret;
 
 	switch (attr.phys_state) {
-	case 1:  return sprintf(buf, "1: Sleep\n");
-	case 2:  return sprintf(buf, "2: Polling\n");
-	case 3:  return sprintf(buf, "3: Disabled\n");
-	case 4:  return sprintf(buf, "4: PortConfigurationTraining\n");
-	case 5:  return sprintf(buf, "5: LinkUp\n");
-	case 6:  return sprintf(buf, "6: LinkErrorRecovery\n");
-	case 7:  return sprintf(buf, "7: Phy Test\n");
-	default: return sprintf(buf, "%d: <unknown>\n", attr.phys_state);
+	case IB_PORT_PHYS_STATE_SLEEP:
+		return sprintf(buf, "1: Sleep\n");
+	case IB_PORT_PHYS_STATE_POLLING:
+		return sprintf(buf, "2: Polling\n");
+	case IB_PORT_PHYS_STATE_DISABLED:
+		return sprintf(buf, "3: Disabled\n");
+	case IB_PORT_PHYS_STATE_PORT_CONFIGURATION_TRAINING:
+		return sprintf(buf, "4: PortConfigurationTraining\n");
+	case IB_PORT_PHYS_STATE_LINK_UP:
+		return sprintf(buf, "5: LinkUp\n");
+	case IB_PORT_PHYS_STATE_LINK_ERROR_RECOVERY:
+		return sprintf(buf, "6: LinkErrorRecovery\n");
+	case IB_PORT_PHYS_STATE_PHY_TEST:
+		return sprintf(buf, "7: Phy Test\n");
+	default:
+		return sprintf(buf, "%d: <unknown>\n", attr.phys_state);
 	}
 }
 
diff --git a/drivers/infiniband/hw/bnxt_re/ib_verbs.c b/drivers/infiniband/hw/bnxt_re/ib_verbs.c
index a91653aabf38..ca6306c24881 100644
--- a/drivers/infiniband/hw/bnxt_re/ib_verbs.c
+++ b/drivers/infiniband/hw/bnxt_re/ib_verbs.c
@@ -220,10 +220,10 @@ int bnxt_re_query_port(struct ib_device *ibdev, u8 port_num,
 
 	if (netif_running(rdev->netdev) && netif_carrier_ok(rdev->netdev)) {
 		port_attr->state = IB_PORT_ACTIVE;
-		port_attr->phys_state = 5;
+		port_attr->phys_state = IB_PORT_PHYS_STATE_LINK_UP;
 	} else {
 		port_attr->state = IB_PORT_DOWN;
-		port_attr->phys_state = 3;
+		port_attr->phys_state = IB_PORT_PHYS_STATE_DISABLED;
 	}
 	port_attr->max_mtu = IB_MTU_4096;
 	port_attr->active_mtu = iboe_get_mtu(rdev->netdev->mtu);
diff --git a/drivers/infiniband/hw/efa/efa_verbs.c b/drivers/infiniband/hw/efa/efa_verbs.c
index df77bc312a25..f36071a92f97 100644
--- a/drivers/infiniband/hw/efa/efa_verbs.c
+++ b/drivers/infiniband/hw/efa/efa_verbs.c
@@ -306,7 +306,7 @@ int efa_query_port(struct ib_device *ibdev, u8 port,
 	props->lmc = 1;
 
 	props->state = IB_PORT_ACTIVE;
-	props->phys_state = 5;
+	props->phys_state = IB_PORT_PHYS_STATE_LINK_UP;
 	props->gid_tbl_len = 1;
 	props->pkey_tbl_len = 1;
 	props->active_speed = IB_SPEED_EDR;
diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
index c2a5780cb394..bc4d7dca170f 100644
--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c
@@ -535,7 +535,7 @@ static int mlx5_query_port_roce(struct ib_device *device, u8 port_num,
 	props->max_msg_sz       = 1 << MLX5_CAP_GEN(dev->mdev, log_max_msg);
 	props->pkey_tbl_len     = 1;
 	props->state            = IB_PORT_DOWN;
-	props->phys_state       = 3;
+	props->phys_state       = IB_PORT_PHYS_STATE_DISABLED;
 
 	mlx5_query_nic_vport_qkey_viol_cntr(mdev, &qkey_viol_cntr);
 	props->qkey_viol_cntr = qkey_viol_cntr;
@@ -561,7 +561,7 @@ static int mlx5_query_port_roce(struct ib_device *device, u8 port_num,
 
 	if (netif_running(ndev) && netif_carrier_ok(ndev)) {
 		props->state      = IB_PORT_ACTIVE;
-		props->phys_state = 5;
+		props->phys_state = IB_PORT_PHYS_STATE_LINK_UP;
 	}
 
 	ndev_ib_mtu = iboe_get_mtu(ndev->mtu);
diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
index bccc11378109..e8267e590772 100644
--- a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
+++ b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
@@ -163,10 +163,10 @@ int ocrdma_query_port(struct ib_device *ibdev,
 	netdev = dev->nic_info.netdev;
 	if (netif_running(netdev) && netif_oper_up(netdev)) {
 		port_state = IB_PORT_ACTIVE;
-		props->phys_state = 5;
+		props->phys_state = IB_PORT_PHYS_STATE_LINK_UP;
 	} else {
 		port_state = IB_PORT_DOWN;
-		props->phys_state = 3;
+		props->phys_state = IB_PORT_PHYS_STATE_DISABLED;
 	}
 	props->max_mtu = IB_MTU_4096;
 	props->active_mtu = iboe_get_mtu(netdev->mtu);
diff --git a/drivers/infiniband/hw/qedr/verbs.c b/drivers/infiniband/hw/qedr/verbs.c
index 27d90a84ea01..1373312aec58 100644
--- a/drivers/infiniband/hw/qedr/verbs.c
+++ b/drivers/infiniband/hw/qedr/verbs.c
@@ -221,10 +221,10 @@ int qedr_query_port(struct ib_device *ibdev, u8 port, struct ib_port_attr *attr)
 	/* *attr being zeroed by the caller, avoid zeroing it here */
 	if (rdma_port->port_state == QED_RDMA_PORT_UP) {
 		attr->state = IB_PORT_ACTIVE;
-		attr->phys_state = 5;
+		attr->phys_state = IB_PORT_PHYS_STATE_LINK_UP;
 	} else {
 		attr->state = IB_PORT_DOWN;
-		attr->phys_state = 3;
+		attr->phys_state = IB_PORT_PHYS_STATE_DISABLED;
 	}
 	attr->max_mtu = IB_MTU_4096;
 	attr->active_mtu = iboe_get_mtu(dev->ndev->mtu);
diff --git a/drivers/infiniband/hw/usnic/usnic_ib_verbs.c b/drivers/infiniband/hw/usnic/usnic_ib_verbs.c
index eeb07b245ef9..4f8f1d3eb559 100644
--- a/drivers/infiniband/hw/usnic/usnic_ib_verbs.c
+++ b/drivers/infiniband/hw/usnic/usnic_ib_verbs.c
@@ -356,13 +356,14 @@ int usnic_ib_query_port(struct ib_device *ibdev, u8 port,
 
 	if (!us_ibdev->ufdev->link_up) {
 		props->state = IB_PORT_DOWN;
-		props->phys_state = 3;
+		props->phys_state = IB_PORT_PHYS_STATE_DISABLED;
 	} else if (!us_ibdev->ufdev->inaddr) {
 		props->state = IB_PORT_INIT;
-		props->phys_state = 4;
+		props->phys_state =
+			IB_PORT_PHYS_STATE_PORT_CONFIGURATION_TRAINING;
 	} else {
 		props->state = IB_PORT_ACTIVE;
-		props->phys_state = 5;
+		props->phys_state = IB_PORT_PHYS_STATE_LINK_UP;
 	}
 
 	props->port_cap_flags = 0;
diff --git a/drivers/infiniband/sw/rxe/rxe.h b/drivers/infiniband/sw/rxe/rxe.h
index ecf6e659c0da..fb07eed9e402 100644
--- a/drivers/infiniband/sw/rxe/rxe.h
+++ b/drivers/infiniband/sw/rxe/rxe.h
@@ -65,10 +65,6 @@
  */
 #define RXE_UVERBS_ABI_VERSION		2
 
-#define RDMA_LINK_PHYS_STATE_LINK_UP	(5)
-#define RDMA_LINK_PHYS_STATE_DISABLED	(3)
-#define RDMA_LINK_PHYS_STATE_POLLING	(2)
-
 #define RXE_ROCE_V2_SPORT		(0xc000)
 
 static inline u32 rxe_crc32(struct rxe_dev *rxe,
diff --git a/drivers/infiniband/sw/rxe/rxe_param.h b/drivers/infiniband/sw/rxe/rxe_param.h
index 1abed47ca221..fe5207386700 100644
--- a/drivers/infiniband/sw/rxe/rxe_param.h
+++ b/drivers/infiniband/sw/rxe/rxe_param.h
@@ -154,7 +154,7 @@ enum rxe_port_param {
 	RXE_PORT_ACTIVE_WIDTH		= IB_WIDTH_1X,
 	RXE_PORT_ACTIVE_SPEED		= 1,
 	RXE_PORT_PKEY_TBL_LEN		= 64,
-	RXE_PORT_PHYS_STATE		= 2,
+	RXE_PORT_PHYS_STATE		= IB_PORT_PHYS_STATE_POLLING,
 	RXE_PORT_SUBNET_PREFIX		= 0xfe80000000000000ULL,
 };
 
diff --git a/drivers/infiniband/sw/rxe/rxe_verbs.c b/drivers/infiniband/sw/rxe/rxe_verbs.c
index 4ebdfcf4d33e..623129f27f5a 100644
--- a/drivers/infiniband/sw/rxe/rxe_verbs.c
+++ b/drivers/infiniband/sw/rxe/rxe_verbs.c
@@ -69,11 +69,11 @@ static int rxe_query_port(struct ib_device *dev,
 			      &attr->active_width);
 
 	if (attr->state == IB_PORT_ACTIVE)
-		attr->phys_state = RDMA_LINK_PHYS_STATE_LINK_UP;
+		attr->phys_state = IB_PORT_PHYS_STATE_LINK_UP;
 	else if (dev_get_flags(rxe->ndev) & IFF_UP)
-		attr->phys_state = RDMA_LINK_PHYS_STATE_POLLING;
+		attr->phys_state = IB_PORT_PHYS_STATE_POLLING;
 	else
-		attr->phys_state = RDMA_LINK_PHYS_STATE_DISABLED;
+		attr->phys_state = IB_PORT_PHYS_STATE_DISABLED;
 
 	mutex_unlock(&rxe->usdev_lock);
 
diff --git a/drivers/infiniband/sw/siw/siw_verbs.c b/drivers/infiniband/sw/siw/siw_verbs.c
index 32dc79d0e898..404e7ca4b30c 100644
--- a/drivers/infiniband/sw/siw/siw_verbs.c
+++ b/drivers/infiniband/sw/siw/siw_verbs.c
@@ -206,7 +206,8 @@ int siw_query_port(struct ib_device *base_dev, u8 port,
 	attr->gid_tbl_len = 1;
 	attr->max_msg_sz = -1;
 	attr->max_mtu = ib_mtu_int_to_enum(sdev->netdev->mtu);
-	attr->phys_state = sdev->state == IB_PORT_ACTIVE ? 5 : 3;
+	attr->phys_state = sdev->state == IB_PORT_ACTIVE ?
+		IB_PORT_PHYS_STATE_LINK_UP : IB_PORT_PHYS_STATE_DISABLED;
 	attr->pkey_tbl_len = 1;
 	attr->port_cap_flags = IB_PORT_CM_SUP | IB_PORT_DEVICE_MGMT_SUP;
 	attr->state = sdev->state;
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index c5f8a9f17063..27fe844cff42 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -451,6 +451,16 @@ enum ib_port_state {
 	IB_PORT_ACTIVE_DEFER	= 5
 };
 
+enum ib_port_phys_state {
+	IB_PORT_PHYS_STATE_SLEEP = 1,
+	IB_PORT_PHYS_STATE_POLLING = 2,
+	IB_PORT_PHYS_STATE_DISABLED = 3,
+	IB_PORT_PHYS_STATE_PORT_CONFIGURATION_TRAINING = 4,
+	IB_PORT_PHYS_STATE_LINK_UP = 5,
+	IB_PORT_PHYS_STATE_LINK_ERROR_RECOVERY = 6,
+	IB_PORT_PHYS_STATE_PHY_TEST = 7,
+};
+
 enum ib_port_width {
 	IB_WIDTH_1X	= 1,
 	IB_WIDTH_2X	= 16,
-- 
2.20.1




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