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authorSteve Wise <swise@opengridcomputing.com>2018-05-03 17:41:49 +0200
committerDoug Ledford <dledford@redhat.com>2018-05-03 21:51:27 +0200
commit056f9c7f39bf517d58f32797f1eb1465bb6f6ef2 (patch)
treebeb73b7ffdc1747d18597007f2e4d0f0d7af3127 /drivers/infiniband/hw/cxgb4/provider.c
parentRDMA/nldev: helper functions to add driver attributes (diff)
downloadlinux-056f9c7f39bf517d58f32797f1eb1465bb6f6ef2.tar.xz
linux-056f9c7f39bf517d58f32797f1eb1465bb6f6ef2.zip
iw_cxgb4: dump detailed driver-specific QP information
Provide a cxgb4-specific function to fill in qp state details. This allows dumping important c4iw_qp state useful for debugging. Included in the dump are the t4_sq, t4_rq structs, plus a dump of the t4_swsqe and t4swrqe descriptors for the first and last pending entries. Signed-off-by: Steve Wise <swise@opengridcomputing.com> Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/cxgb4/provider.c')
-rw-r--r--drivers/infiniband/hw/cxgb4/provider.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/cxgb4/provider.c b/drivers/infiniband/hw/cxgb4/provider.c
index 0b9cc73c3ded..1feade8bb4b3 100644
--- a/drivers/infiniband/hw/cxgb4/provider.c
+++ b/drivers/infiniband/hw/cxgb4/provider.c
@@ -551,6 +551,13 @@ static struct net_device *get_netdev(struct ib_device *dev, u8 port)
return ndev;
}
+static int fill_res_entry(struct sk_buff *msg, struct rdma_restrack_entry *res)
+{
+ return (res->type < ARRAY_SIZE(c4iw_restrack_funcs) &&
+ c4iw_restrack_funcs[res->type]) ?
+ c4iw_restrack_funcs[res->type](msg, res) : 0;
+}
+
void c4iw_register_device(struct work_struct *work)
{
int ret;
@@ -645,6 +652,7 @@ void c4iw_register_device(struct work_struct *work)
dev->ibdev.iwcm->add_ref = c4iw_qp_add_ref;
dev->ibdev.iwcm->rem_ref = c4iw_qp_rem_ref;
dev->ibdev.iwcm->get_qp = c4iw_get_qp;
+ dev->ibdev.res.fill_res_entry = fill_res_entry;
memcpy(dev->ibdev.iwcm->ifname, dev->rdev.lldi.ports[0]->name,
sizeof(dev->ibdev.iwcm->ifname));