[PATCH rdma-next] RDMA/mad: Delete duplicated init_query_mad functions

From: Leon Romanovsky
Date: Wed Jan 05 2022 - 03:05:10 EST


From: Leon Romanovsky <leonro@xxxxxxxxxx>

Several drivers used same function to initialize query MAD,
so move that function to global header file.

Signed-off-by: Leon Romanovsky <leonro@xxxxxxxxxx>
---
drivers/infiniband/hw/mlx4/main.c | 24 +++++++-------------
drivers/infiniband/hw/mlx5/mad.c | 18 +++++++--------
drivers/infiniband/hw/mlx5/mlx5_ib.h | 8 -------
drivers/infiniband/hw/mthca/mthca_provider.c | 20 +++++-----------
include/rdma/ib_smi.h | 12 +++++++++-
5 files changed, 34 insertions(+), 48 deletions(-)

diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c
index d66ce7694bbe..1c3d97229988 100644
--- a/drivers/infiniband/hw/mlx4/main.c
+++ b/drivers/infiniband/hw/mlx4/main.c
@@ -85,14 +85,6 @@ static enum rdma_link_layer mlx4_ib_port_link_layer(struct ib_device *device,

static struct workqueue_struct *wq;

-static void init_query_mad(struct ib_smp *mad)
-{
- mad->base_version = 1;
- mad->mgmt_class = IB_MGMT_CLASS_SUBN_LID_ROUTED;
- mad->class_version = 1;
- mad->method = IB_MGMT_METHOD_GET;
-}
-
static int check_flow_steering_support(struct mlx4_dev *dev)
{
int eth_num_ports = 0;
@@ -471,7 +463,7 @@ static int mlx4_ib_query_device(struct ib_device *ibdev,
if (!in_mad || !out_mad)
goto out;

- init_query_mad(in_mad);
+ ib_init_query_mad(in_mad);
in_mad->attr_id = IB_SMP_ATTR_NODE_INFO;

err = mlx4_MAD_IFC(to_mdev(ibdev), MLX4_MAD_IFC_IGNORE_KEYS,
@@ -669,7 +661,7 @@ static int ib_link_query_port(struct ib_device *ibdev, u32 port,
if (!in_mad || !out_mad)
goto out;

- init_query_mad(in_mad);
+ ib_init_query_mad(in_mad);
in_mad->attr_id = IB_SMP_ATTR_PORT_INFO;
in_mad->attr_mod = cpu_to_be32(port);

@@ -721,7 +713,7 @@ static int ib_link_query_port(struct ib_device *ibdev, u32 port,

/* If reported active speed is QDR, check if is FDR-10 */
if (props->active_speed == IB_SPEED_QDR) {
- init_query_mad(in_mad);
+ ib_init_query_mad(in_mad);
in_mad->attr_id = MLX4_ATTR_EXTENDED_PORT_INFO;
in_mad->attr_mod = cpu_to_be32(port);

@@ -848,7 +840,7 @@ int __mlx4_ib_query_gid(struct ib_device *ibdev, u32 port, int index,
if (!in_mad || !out_mad)
goto out;

- init_query_mad(in_mad);
+ ib_init_query_mad(in_mad);
in_mad->attr_id = IB_SMP_ATTR_PORT_INFO;
in_mad->attr_mod = cpu_to_be32(port);

@@ -870,7 +862,7 @@ int __mlx4_ib_query_gid(struct ib_device *ibdev, u32 port, int index,
}
}

- init_query_mad(in_mad);
+ ib_init_query_mad(in_mad);
in_mad->attr_id = IB_SMP_ATTR_GUID_INFO;
in_mad->attr_mod = cpu_to_be32(index / 8);

@@ -917,7 +909,7 @@ static int mlx4_ib_query_sl2vl(struct ib_device *ibdev, u32 port,
if (!in_mad || !out_mad)
goto out;

- init_query_mad(in_mad);
+ ib_init_query_mad(in_mad);
in_mad->attr_id = IB_SMP_ATTR_SL_TO_VL_TABLE;
in_mad->attr_mod = 0;

@@ -971,7 +963,7 @@ int __mlx4_ib_query_pkey(struct ib_device *ibdev, u32 port, u16 index,
if (!in_mad || !out_mad)
goto out;

- init_query_mad(in_mad);
+ ib_init_query_mad(in_mad);
in_mad->attr_id = IB_SMP_ATTR_PKEY_TABLE;
in_mad->attr_mod = cpu_to_be32(index / 32);

@@ -1990,7 +1982,7 @@ static int init_node_data(struct mlx4_ib_dev *dev)
if (!in_mad || !out_mad)
goto out;

- init_query_mad(in_mad);
+ ib_init_query_mad(in_mad);
in_mad->attr_id = IB_SMP_ATTR_NODE_DESC;
if (mlx4_is_master(dev->dev))
mad_ifc_flags |= MLX4_MAD_IFC_NET_VIEW;
diff --git a/drivers/infiniband/hw/mlx5/mad.c b/drivers/infiniband/hw/mlx5/mad.c
index 29a888b22789..293ed709e5ed 100644
--- a/drivers/infiniband/hw/mlx5/mad.c
+++ b/drivers/infiniband/hw/mlx5/mad.c
@@ -291,7 +291,7 @@ int mlx5_query_ext_port_caps(struct mlx5_ib_dev *dev, unsigned int port)
if (!in_mad || !out_mad)
goto out;

- init_query_mad(in_mad);
+ ib_init_query_mad(in_mad);
in_mad->attr_id = MLX5_ATTR_EXTENDED_PORT_INFO;
in_mad->attr_mod = cpu_to_be32(port);

@@ -318,7 +318,7 @@ static int mlx5_query_mad_ifc_smp_attr_node_info(struct ib_device *ibdev,
if (!in_mad)
return -ENOMEM;

- init_query_mad(in_mad);
+ ib_init_query_mad(in_mad);
in_mad->attr_id = IB_SMP_ATTR_NODE_INFO;

err = mlx5_MAD_IFC(to_mdev(ibdev), 1, 1, 1, NULL, NULL, in_mad,
@@ -405,7 +405,7 @@ int mlx5_query_mad_ifc_node_desc(struct mlx5_ib_dev *dev, char *node_desc)
if (!in_mad || !out_mad)
goto out;

- init_query_mad(in_mad);
+ ib_init_query_mad(in_mad);
in_mad->attr_id = IB_SMP_ATTR_NODE_DESC;

err = mlx5_MAD_IFC(dev, 1, 1, 1, NULL, NULL, in_mad, out_mad);
@@ -430,7 +430,7 @@ int mlx5_query_mad_ifc_node_guid(struct mlx5_ib_dev *dev, __be64 *node_guid)
if (!in_mad || !out_mad)
goto out;

- init_query_mad(in_mad);
+ ib_init_query_mad(in_mad);
in_mad->attr_id = IB_SMP_ATTR_NODE_INFO;

err = mlx5_MAD_IFC(dev, 1, 1, 1, NULL, NULL, in_mad, out_mad);
@@ -456,7 +456,7 @@ int mlx5_query_mad_ifc_pkey(struct ib_device *ibdev, u32 port, u16 index,
if (!in_mad || !out_mad)
goto out;

- init_query_mad(in_mad);
+ ib_init_query_mad(in_mad);
in_mad->attr_id = IB_SMP_ATTR_PKEY_TABLE;
in_mad->attr_mod = cpu_to_be32(index / 32);

@@ -485,7 +485,7 @@ int mlx5_query_mad_ifc_gids(struct ib_device *ibdev, u32 port, int index,
if (!in_mad || !out_mad)
goto out;

- init_query_mad(in_mad);
+ ib_init_query_mad(in_mad);
in_mad->attr_id = IB_SMP_ATTR_PORT_INFO;
in_mad->attr_mod = cpu_to_be32(port);

@@ -496,7 +496,7 @@ int mlx5_query_mad_ifc_gids(struct ib_device *ibdev, u32 port, int index,

memcpy(gid->raw, out_mad->data + 8, 8);

- init_query_mad(in_mad);
+ ib_init_query_mad(in_mad);
in_mad->attr_id = IB_SMP_ATTR_GUID_INFO;
in_mad->attr_mod = cpu_to_be32(index / 8);

@@ -530,7 +530,7 @@ int mlx5_query_mad_ifc_port(struct ib_device *ibdev, u32 port,

/* props being zeroed by the caller, avoid zeroing it here */

- init_query_mad(in_mad);
+ ib_init_query_mad(in_mad);
in_mad->attr_id = IB_SMP_ATTR_PORT_INFO;
in_mad->attr_mod = cpu_to_be32(port);

@@ -596,7 +596,7 @@ int mlx5_query_mad_ifc_port(struct ib_device *ibdev, u32 port,
if (props->active_speed == 4) {
if (dev->port_caps[port - 1].ext_port_cap &
MLX_EXT_PORT_CAP_FLAG_EXTENDED_PORT_INFO) {
- init_query_mad(in_mad);
+ ib_init_query_mad(in_mad);
in_mad->attr_id = MLX5_ATTR_EXTENDED_PORT_INFO;
in_mad->attr_mod = cpu_to_be32(port);

diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h
index 93065492dcb8..8c6cbf7ec7ec 100644
--- a/drivers/infiniband/hw/mlx5/mlx5_ib.h
+++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h
@@ -1456,14 +1456,6 @@ extern const struct uapi_definition mlx5_ib_flow_defs[];
extern const struct uapi_definition mlx5_ib_qos_defs[];
extern const struct uapi_definition mlx5_ib_std_types_defs[];

-static inline void init_query_mad(struct ib_smp *mad)
-{
- mad->base_version = 1;
- mad->mgmt_class = IB_MGMT_CLASS_SUBN_LID_ROUTED;
- mad->class_version = 1;
- mad->method = IB_MGMT_METHOD_GET;
-}
-
static inline int is_qp1(enum ib_qp_type qp_type)
{
return qp_type == MLX5_IB_QPT_HW_GSI || qp_type == IB_QPT_GSI;
diff --git a/drivers/infiniband/hw/mthca/mthca_provider.c b/drivers/infiniband/hw/mthca/mthca_provider.c
index ceee23ebc0f2..c46df53f26cf 100644
--- a/drivers/infiniband/hw/mthca/mthca_provider.c
+++ b/drivers/infiniband/hw/mthca/mthca_provider.c
@@ -50,14 +50,6 @@
#include <rdma/mthca-abi.h>
#include "mthca_memfree.h"

-static void init_query_mad(struct ib_smp *mad)
-{
- mad->base_version = 1;
- mad->mgmt_class = IB_MGMT_CLASS_SUBN_LID_ROUTED;
- mad->class_version = 1;
- mad->method = IB_MGMT_METHOD_GET;
-}
-
static int mthca_query_device(struct ib_device *ibdev, struct ib_device_attr *props,
struct ib_udata *uhw)
{
@@ -78,7 +70,7 @@ static int mthca_query_device(struct ib_device *ibdev, struct ib_device_attr *pr

props->fw_ver = mdev->fw_ver;

- init_query_mad(in_mad);
+ ib_init_query_mad(in_mad);
in_mad->attr_id = IB_SMP_ATTR_NODE_INFO;

err = mthca_MAD_IFC(mdev, 1, 1,
@@ -140,7 +132,7 @@ static int mthca_query_port(struct ib_device *ibdev,

/* props being zeroed by the caller, avoid zeroing it here */

- init_query_mad(in_mad);
+ ib_init_query_mad(in_mad);
in_mad->attr_id = IB_SMP_ATTR_PORT_INFO;
in_mad->attr_mod = cpu_to_be32(port);

@@ -234,7 +226,7 @@ static int mthca_query_pkey(struct ib_device *ibdev,
if (!in_mad || !out_mad)
goto out;

- init_query_mad(in_mad);
+ ib_init_query_mad(in_mad);
in_mad->attr_id = IB_SMP_ATTR_PKEY_TABLE;
in_mad->attr_mod = cpu_to_be32(index / 32);

@@ -263,7 +255,7 @@ static int mthca_query_gid(struct ib_device *ibdev, u32 port,
if (!in_mad || !out_mad)
goto out;

- init_query_mad(in_mad);
+ ib_init_query_mad(in_mad);
in_mad->attr_id = IB_SMP_ATTR_PORT_INFO;
in_mad->attr_mod = cpu_to_be32(port);

@@ -274,7 +266,7 @@ static int mthca_query_gid(struct ib_device *ibdev, u32 port,

memcpy(gid->raw, out_mad->data + 8, 8);

- init_query_mad(in_mad);
+ ib_init_query_mad(in_mad);
in_mad->attr_id = IB_SMP_ATTR_GUID_INFO;
in_mad->attr_mod = cpu_to_be32(index / 8);

@@ -1006,7 +998,7 @@ static int mthca_init_node_data(struct mthca_dev *dev)
if (!in_mad || !out_mad)
goto out;

- init_query_mad(in_mad);
+ ib_init_query_mad(in_mad);
in_mad->attr_id = IB_SMP_ATTR_NODE_DESC;

err = mthca_MAD_IFC(dev, 1, 1,
diff --git a/include/rdma/ib_smi.h b/include/rdma/ib_smi.h
index fdb8633cbaff..fc16b826b2c1 100644
--- a/include/rdma/ib_smi.h
+++ b/include/rdma/ib_smi.h
@@ -144,5 +144,15 @@ ib_get_smp_direction(struct ib_smp *smp)
#define IB_NOTICE_TRAP_DR_NOTICE 0x80
#define IB_NOTICE_TRAP_DR_TRUNC 0x40

-
+/**
+ * ib_init_query_mad - Initialize query MAD.
+ * @mad: MAD to initialize.
+ */
+static inline void ib_init_query_mad(struct ib_smp *mad)
+{
+ mad->base_version = IB_MGMT_BASE_VERSION;
+ mad->mgmt_class = IB_MGMT_CLASS_SUBN_LID_ROUTED;
+ mad->class_version = 1;
+ mad->method = IB_MGMT_METHOD_GET;
+}
#endif /* IB_SMI_H */
--
2.33.1