[ofa-general] [PATCH] IB/ipath - fix SLID generation for RC/UC QPs

[Ralph Campbell]

The code to set the source LID in the LRH was not setting the low
bits if LMC != 0 for RC/UC QPs.

Signed-off-by: Ralph Campbell <ralph.campbell at qlogic.com>
---

 drivers/infiniband/hw/ipath/ipath_rc.c  |    3 ++-
 drivers/infiniband/hw/ipath/ipath_ruc.c |    3 ++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/infiniband/hw/ipath/ipath_rc.c b/drivers/infiniband/hw/ipath/ipath_rc.c
index 9771052..7b93cda 100644
--- a/drivers/infiniband/hw/ipath/ipath_rc.c
+++ b/drivers/infiniband/hw/ipath/ipath_rc.c
@@ -675,7 +675,8 @@ static void send_rc_ack(struct ipath_qp *qp)
 	hdr.lrh[0] = cpu_to_be16(lrh0);
 	hdr.lrh[1] = cpu_to_be16(qp->remote_ah_attr.dlid);
 	hdr.lrh[2] = cpu_to_be16(hwords + SIZE_OF_CRC);
-	hdr.lrh[3] = cpu_to_be16(dd->ipath_lid);
+	hdr.lrh[3] = cpu_to_be16(dd->ipath_lid |
+				 qp->remote_ah_attr.src_path_bits);
 	ohdr->bth[0] = cpu_to_be32(bth0);
 	ohdr->bth[1] = cpu_to_be32(qp->remote_qpn);
 	ohdr->bth[2] = cpu_to_be32(qp->r_ack_psn & IPATH_PSN_MASK);
diff --git a/drivers/infiniband/hw/ipath/ipath_ruc.c b/drivers/infiniband/hw/ipath/ipath_ruc.c
index af051f7..fc0f6d9 100644
--- a/drivers/infiniband/hw/ipath/ipath_ruc.c
+++ b/drivers/infiniband/hw/ipath/ipath_ruc.c
@@ -618,7 +618,8 @@ void ipath_make_ruc_header(struct ipath_ibdev *dev, struct ipath_qp *qp,
 	qp->s_hdr.lrh[0] = cpu_to_be16(lrh0);
 	qp->s_hdr.lrh[1] = cpu_to_be16(qp->remote_ah_attr.dlid);
 	qp->s_hdr.lrh[2] = cpu_to_be16(qp->s_hdrwords + nwords + SIZE_OF_CRC);
-	qp->s_hdr.lrh[3] = cpu_to_be16(dev->dd->ipath_lid);
+	qp->s_hdr.lrh[3] = cpu_to_be16(dev->dd->ipath_lid |
+				       qp->remote_ah_attr.src_path_bits);
 	bth0 |= ipath_get_pkey(dev->dd, qp->s_pkey_index);
 	bth0 |= extra_bytes << 20;
 	ohdr->bth[0] = cpu_to_be32(bth0 | (1 << 22));