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| author | Hariprasad Shenai <hariprasad@chelsio.com> | 2014-07-14 21:34:51 +0530 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-07-15 16:25:16 -0700 |
| commit | 04e10e2164fcfa05e14eff3c2757a5097f11d258 (patch) | |
| tree | 2212ddad781d45e0ca93165b4cefc48ac321b897 /drivers/infiniband/hw/cxgb4/qp.c | |
| parent | 5ee2c941b5969eb1b5592f9731b3ee76a784641f (diff) | |
| download | lwn-04e10e2164fcfa05e14eff3c2757a5097f11d258.tar.gz lwn-04e10e2164fcfa05e14eff3c2757a5097f11d258.zip | |
iw_cxgb4: Detect Ing. Padding Boundary at run-time
Updates iw_cxgb4 to determine the Ingress Padding Boundary from
cxgb4_lld_info, and take subsequent actions.
Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Hariprasad Shenai <hariprasad@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/infiniband/hw/cxgb4/qp.c')
| -rw-r--r-- | drivers/infiniband/hw/cxgb4/qp.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/infiniband/hw/cxgb4/qp.c b/drivers/infiniband/hw/cxgb4/qp.c index 086f62f5dc9e..6f74e0e9a022 100644 --- a/drivers/infiniband/hw/cxgb4/qp.c +++ b/drivers/infiniband/hw/cxgb4/qp.c @@ -258,7 +258,8 @@ static int create_qp(struct c4iw_rdev *rdev, struct t4_wq *wq, /* * eqsize is the number of 64B entries plus the status page size. */ - eqsize = wq->sq.size * T4_SQ_NUM_SLOTS + T4_EQ_STATUS_ENTRIES; + eqsize = wq->sq.size * T4_SQ_NUM_SLOTS + + rdev->hw_queue.t4_eq_status_entries; res->u.sqrq.fetchszm_to_iqid = cpu_to_be32( V_FW_RI_RES_WR_HOSTFCMODE(0) | /* no host cidx updates */ @@ -283,7 +284,8 @@ static int create_qp(struct c4iw_rdev *rdev, struct t4_wq *wq, /* * eqsize is the number of 64B entries plus the status page size. */ - eqsize = wq->rq.size * T4_RQ_NUM_SLOTS + T4_EQ_STATUS_ENTRIES; + eqsize = wq->rq.size * T4_RQ_NUM_SLOTS + + rdev->hw_queue.t4_eq_status_entries; res->u.sqrq.fetchszm_to_iqid = cpu_to_be32( V_FW_RI_RES_WR_HOSTFCMODE(0) | /* no host cidx updates */ V_FW_RI_RES_WR_CPRIO(0) | /* don't keep in chip cache */ @@ -1570,11 +1572,11 @@ struct ib_qp *c4iw_create_qp(struct ib_pd *pd, struct ib_qp_init_attr *attrs, return ERR_PTR(-EINVAL); rqsize = roundup(attrs->cap.max_recv_wr + 1, 16); - if (rqsize > T4_MAX_RQ_SIZE) + if (rqsize > rhp->rdev.hw_queue.t4_max_rq_size) return ERR_PTR(-E2BIG); sqsize = roundup(attrs->cap.max_send_wr + 1, 16); - if (sqsize > T4_MAX_SQ_SIZE) + if (sqsize > rhp->rdev.hw_queue.t4_max_sq_size) return ERR_PTR(-E2BIG); ucontext = pd->uobject ? to_c4iw_ucontext(pd->uobject->context) : NULL; |