From 940358967599ba9057b3c51ba906e1cd5b984729 Mon Sep 17 00:00:00 2001 From: Ralph Campbell Date: Sat, 20 Sep 2008 20:05:51 -0700 Subject: [PATCH] IB/ipath: Fix SLID generation for RC/UC QPs when LMC > 0 The code to set the source LID in the sent LRH was not setting the low bits if LMC != 0 for RC/UC QPs. Signed-off-by: Ralph Campbell Signed-off-by: Roland Dreier --- 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 97710522624d..7b93cda1a4bd 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 af051f757663..fc0f6d9e6030 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)); -- GitLab