IB/mthca: Factor common MAD initialization code
Factor out common code for initializing MAD packets, which is shared
by many query routines in mthca_provider.c, into init_query_mad().
add/remove: 1/0 grow/shrink: 0/4 up/down: 16/-44 (-28)
function old new delta
init_query_mad - 16 +16
mthca_query_port 521 518 -3
mthca_query_pkey 301 294 -7
mthca_query_device 648 641 -7
mthca_query_gid 453 426 -27
Signed-off-by: Roland Dreier <rolandd@cisco.com>
diff --git a/drivers/infiniband/hw/mthca/mthca_provider.c b/drivers/infiniband/hw/mthca/mthca_provider.c
index 0ae27fa..4887577 100644
--- a/drivers/infiniband/hw/mthca/mthca_provider.c
+++ b/drivers/infiniband/hw/mthca/mthca_provider.c
@@ -45,6 +45,14 @@
#include "mthca_user.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)
{
@@ -64,11 +72,8 @@
props->fw_ver = mdev->fw_ver;
- in_mad->base_version = 1;
- in_mad->mgmt_class = IB_MGMT_CLASS_SUBN_LID_ROUTED;
- in_mad->class_version = 1;
- in_mad->method = IB_MGMT_METHOD_GET;
- in_mad->attr_id = IB_SMP_ATTR_NODE_INFO;
+ init_query_mad(in_mad);
+ in_mad->attr_id = IB_SMP_ATTR_NODE_INFO;
err = mthca_MAD_IFC(mdev, 1, 1,
1, NULL, NULL, in_mad, out_mad,
@@ -134,12 +139,9 @@
memset(props, 0, sizeof *props);
- in_mad->base_version = 1;
- in_mad->mgmt_class = IB_MGMT_CLASS_SUBN_LID_ROUTED;
- in_mad->class_version = 1;
- in_mad->method = IB_MGMT_METHOD_GET;
- in_mad->attr_id = IB_SMP_ATTR_PORT_INFO;
- in_mad->attr_mod = cpu_to_be32(port);
+ init_query_mad(in_mad);
+ in_mad->attr_id = IB_SMP_ATTR_PORT_INFO;
+ in_mad->attr_mod = cpu_to_be32(port);
err = mthca_MAD_IFC(to_mdev(ibdev), 1, 1,
port, NULL, NULL, in_mad, out_mad,
@@ -223,12 +225,9 @@
if (!in_mad || !out_mad)
goto out;
- in_mad->base_version = 1;
- in_mad->mgmt_class = IB_MGMT_CLASS_SUBN_LID_ROUTED;
- in_mad->class_version = 1;
- in_mad->method = IB_MGMT_METHOD_GET;
- in_mad->attr_id = IB_SMP_ATTR_PKEY_TABLE;
- in_mad->attr_mod = cpu_to_be32(index / 32);
+ init_query_mad(in_mad);
+ in_mad->attr_id = IB_SMP_ATTR_PKEY_TABLE;
+ in_mad->attr_mod = cpu_to_be32(index / 32);
err = mthca_MAD_IFC(to_mdev(ibdev), 1, 1,
port, NULL, NULL, in_mad, out_mad,
@@ -261,12 +260,9 @@
if (!in_mad || !out_mad)
goto out;
- in_mad->base_version = 1;
- in_mad->mgmt_class = IB_MGMT_CLASS_SUBN_LID_ROUTED;
- in_mad->class_version = 1;
- in_mad->method = IB_MGMT_METHOD_GET;
- in_mad->attr_id = IB_SMP_ATTR_PORT_INFO;
- in_mad->attr_mod = cpu_to_be32(port);
+ init_query_mad(in_mad);
+ in_mad->attr_id = IB_SMP_ATTR_PORT_INFO;
+ in_mad->attr_mod = cpu_to_be32(port);
err = mthca_MAD_IFC(to_mdev(ibdev), 1, 1,
port, NULL, NULL, in_mad, out_mad,
@@ -280,13 +276,9 @@
memcpy(gid->raw, out_mad->data + 8, 8);
- memset(in_mad, 0, sizeof *in_mad);
- in_mad->base_version = 1;
- in_mad->mgmt_class = IB_MGMT_CLASS_SUBN_LID_ROUTED;
- in_mad->class_version = 1;
- in_mad->method = IB_MGMT_METHOD_GET;
- in_mad->attr_id = IB_SMP_ATTR_GUID_INFO;
- in_mad->attr_mod = cpu_to_be32(index / 8);
+ init_query_mad(in_mad);
+ in_mad->attr_id = IB_SMP_ATTR_GUID_INFO;
+ in_mad->attr_mod = cpu_to_be32(index / 8);
err = mthca_MAD_IFC(to_mdev(ibdev), 1, 1,
port, NULL, NULL, in_mad, out_mad,