diff options
| author |   Steve Wise <swise@opengridcomputing.com> | 2007-11-26 11:28:46 -0600 |
|---|---|---|
| committer |   Roland Dreier <rolandd@cisco.com> | 2008-01-25 14:15:26 -0800 |
| commit | 457fe7b8a6822907cbe65897dc81b83d9df5bcbf (patch) | |
| tree | d30b8fa4987cd928bc4975e0a85b706c1124ef29 /drivers/infiniband/hw/cxgb3/iwch_qp.c | |
| parent | RDMA/cxgb3: Hold rtnl_lock() around ethtool get_drvinfo call (diff) | |
| download | linux-dev-457fe7b8a6822907cbe65897dc81b83d9df5bcbf.tar.xz linux-dev-457fe7b8a6822907cbe65897dc81b83d9df5bcbf.zip | |
RDMA/cxgb3: Support version 5.0 firmware
The 5.0 firmware now supports translating sgls in recv work requests,
so remove the host driver logic currently doing the translation.
Note: this change requires 5.0 firmware.
Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to '')
| -rw-r--r-- | drivers/infiniband/hw/cxgb3/iwch_qp.c | 21 |
1 files changed, 2 insertions, 19 deletions
diff --git a/drivers/infiniband/hw/cxgb3/iwch_qp.c b/drivers/infiniband/hw/cxgb3/iwch_qp.c index dd89b6b91f9c..9bb811256b28 100644 --- a/drivers/infiniband/hw/cxgb3/iwch_qp.c +++ b/drivers/infiniband/hw/cxgb3/iwch_qp.c @@ -208,36 +208,19 @@ static int iwch_sgl2pbl_map(struct iwch_dev *rhp, struct ib_sge *sg_list, static int iwch_build_rdma_recv(struct iwch_dev *rhp, union t3_wr *wqe, struct ib_recv_wr *wr) { - int i, err = 0; - u32 pbl_addr[4]; - u8 page_size[4]; + int i; if (wr->num_sge > T3_MAX_SGE) return -EINVAL; - err = iwch_sgl2pbl_map(rhp, wr->sg_list, wr->num_sge, pbl_addr, - page_size); - if (err) - return err; - wqe->recv.pagesz[0] = page_size[0]; - wqe->recv.pagesz[1] = page_size[1]; - wqe->recv.pagesz[2] = page_size[2]; - wqe->recv.pagesz[3] = page_size[3]; wqe->recv.num_sgle = cpu_to_be32(wr->num_sge); for (i = 0; i < wr->num_sge; i++) { wqe->recv.sgl[i].stag = cpu_to_be32(wr->sg_list[i].lkey); wqe->recv.sgl[i].len = cpu_to_be32(wr->sg_list[i].length); - - /* to in the WQE == the offset into the page */ - wqe->recv.sgl[i].to = cpu_to_be64(((u32) wr->sg_list[i].addr) % - (1UL << (12 + page_size[i]))); - - /* pbl_addr is the adapters address in the PBL */ - wqe->recv.pbl_addr[i] = cpu_to_be32(pbl_addr[i]); + wqe->recv.sgl[i].to = cpu_to_be64(wr->sg_list[i].addr); } for (; i < T3_MAX_SGE; i++) { wqe->recv.sgl[i].stag = 0; wqe->recv.sgl[i].len = 0; wqe->recv.sgl[i].to = 0; - wqe->recv.pbl_addr[i] = 0; } return 0; } |