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staging/rdma/hfi1: Implement hfi1 support for AH notification

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For OPA devices additional work is required to create an AH.
This patch adds support to set the VL correctly.

Reviewed-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Dennis Dalessandro 2016-01-19 14:42:22 -08:00 committed by Doug Ledford
parent 15723f06fb
commit 8f1764fa2b
1 changed files with 24 additions and 0 deletions
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24
drivers/staging/rdma/hfi1/verbs.c
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@ -1630,6 +1630,29 @@ static int hfi1_check_ah(struct ib_device *ibdev, struct ib_ah_attr *ah_attr)
return 0;
}
static void hfi1_notify_new_ah(struct ib_device *ibdev,
struct ib_ah_attr *ah_attr,
struct rvt_ah *ah)
{
struct hfi1_ibport *ibp;
struct hfi1_pportdata *ppd;
struct hfi1_devdata *dd;
u8 sc5;
/*
* Do not trust reading anything from rvt_ah at this point as it is not
* done being setup. We can however modify things which we need to set.
*/
ibp = to_iport(ibdev, ah_attr->port_num);
ppd = ppd_from_ibp(ibp);
sc5 = ibp->sl_to_sc[ah->attr.sl];
dd = dd_from_ppd(ppd);
ah->vl = sc_to_vlt(dd, sc5);
if (ah->vl < num_vls || ah->vl == 15)
ah->log_pmtu = ilog2(dd->vld[ah->vl].mtu);
}
struct ib_ah *hfi1_create_qp0_ah(struct hfi1_ibport *ibp, u16 dlid)
{
struct ib_ah_attr attr;
@ -1919,6 +1942,7 @@ int hfi1_register_ib_device(struct hfi1_devdata *dd)
dd->verbs_dev.rdi.driver_f.get_card_name = get_card_name;
dd->verbs_dev.rdi.driver_f.get_pci_dev = get_pci_dev;
dd->verbs_dev.rdi.driver_f.check_ah = hfi1_check_ah;
dd->verbs_dev.rdi.driver_f.notify_new_ah = hfi1_notify_new_ah;
dd->verbs_dev.rdi.dparms.props.max_ah = hfi1_max_ahs;
dd->verbs_dev.rdi.dparms.props.max_pd = hfi1_max_pds;
dd->verbs_dev.rdi.flags = (RVT_FLAG_MR_INIT_DRIVER |