From e36fb88a9a0fb8ac4b87c8ac709214a408de6d97 Mon Sep 17 00:00:00 2001 From: Marcel Apfelbaum Date: Tue, 4 Oct 2011 15:28:23 +0300 Subject: IPoIB: Handle extended rates in debugfs Use new function ib_rate_to_mbps() to handle printing rate in debugfs, so that we handle extended rates. Signed-off-by: Marcel Apfelbaum Signed-off-by: Roland Dreier --- drivers/infiniband/ulp/ipoib/ipoib_fs.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) (limited to 'drivers/infiniband/ulp') diff --git a/drivers/infiniband/ulp/ipoib/ipoib_fs.c b/drivers/infiniband/ulp/ipoib/ipoib_fs.c index 86eae229dc49..0e2fe4631ba8 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_fs.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_fs.c @@ -212,16 +212,15 @@ static int ipoib_path_seq_show(struct seq_file *file, void *iter_ptr) gid_buf, path.pathrec.dlid ? "yes" : "no"); if (path.pathrec.dlid) { - rate = ib_rate_to_mult(path.pathrec.rate) * 25; + rate = ib_rate_to_mbps(path.pathrec.rate); seq_printf(file, " DLID: 0x%04x\n" " SL: %12d\n" - " rate: %*d%s Gb/sec\n", + " rate: %8d.%d Gb/sec\n", be16_to_cpu(path.pathrec.dlid), path.pathrec.sl, - 10 - ((rate % 10) ? 2 : 0), - rate / 10, rate % 10 ? ".5" : ""); + rate / 1000, rate % 1000); } seq_putc(file, '\n'); -- cgit v1.2.3 From 96104eda01695a26da2c8f7423ec0ba3509c8c97 Mon Sep 17 00:00:00 2001 From: Sean Hefty Date: Mon, 23 May 2011 16:31:36 -0700 Subject: RDMA/core: Add SRQ type field Currently, there is only a single ("basic") type of SRQ, but with XRC support we will add a second. Prepare for this by defining an SRQ type and setting all current users to IB_SRQT_BASIC. Signed-off-by: Sean Hefty Signed-off-by: Roland Dreier --- drivers/infiniband/core/uverbs_cmd.c | 1 + drivers/infiniband/core/verbs.c | 1 + drivers/infiniband/hw/ehca/ehca_qp.c | 3 +++ drivers/infiniband/hw/ipath/ipath_srq.c | 5 +++++ drivers/infiniband/hw/mlx4/srq.c | 3 +++ drivers/infiniband/hw/mthca/mthca_provider.c | 3 +++ drivers/infiniband/hw/qib/qib_srq.c | 5 +++++ drivers/infiniband/ulp/ipoib/ipoib_cm.c | 1 + include/rdma/ib_verbs.h | 6 ++++++ 9 files changed, 28 insertions(+) (limited to 'drivers/infiniband/ulp') diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c index c42699285f8e..48d21d09afe7 100644 --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -2013,6 +2013,7 @@ ssize_t ib_uverbs_create_srq(struct ib_uverbs_file *file, attr.event_handler = ib_uverbs_srq_event_handler; attr.srq_context = file; + attr.srq_type = IB_SRQT_BASIC; attr.attr.max_wr = cmd.max_wr; attr.attr.max_sge = cmd.max_sge; attr.attr.srq_limit = cmd.srq_limit; diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c index 5e03ab78fc8e..cbe85ddaf898 100644 --- a/drivers/infiniband/core/verbs.c +++ b/drivers/infiniband/core/verbs.c @@ -250,6 +250,7 @@ struct ib_srq *ib_create_srq(struct ib_pd *pd, srq->uobject = NULL; srq->event_handler = srq_init_attr->event_handler; srq->srq_context = srq_init_attr->srq_context; + srq->srq_type = srq_init_attr->srq_type; atomic_inc(&pd->usecnt); atomic_set(&srq->usecnt, 0); } diff --git a/drivers/infiniband/hw/ehca/ehca_qp.c b/drivers/infiniband/hw/ehca/ehca_qp.c index 32fb34201aba..964f85520798 100644 --- a/drivers/infiniband/hw/ehca/ehca_qp.c +++ b/drivers/infiniband/hw/ehca/ehca_qp.c @@ -977,6 +977,9 @@ struct ib_srq *ehca_create_srq(struct ib_pd *pd, struct hcp_modify_qp_control_block *mqpcb; u64 hret, update_mask; + if (srq_init_attr->srq_type != IB_SRQT_BASIC) + return ERR_PTR(-ENOSYS); + /* For common attributes, internal_create_qp() takes its info * out of qp_init_attr, so copy all common attrs there. */ diff --git a/drivers/infiniband/hw/ipath/ipath_srq.c b/drivers/infiniband/hw/ipath/ipath_srq.c index 386e2c717c53..26271984b717 100644 --- a/drivers/infiniband/hw/ipath/ipath_srq.c +++ b/drivers/infiniband/hw/ipath/ipath_srq.c @@ -107,6 +107,11 @@ struct ib_srq *ipath_create_srq(struct ib_pd *ibpd, u32 sz; struct ib_srq *ret; + if (srq_init_attr->srq_type != IB_SRQT_BASIC) { + ret = ERR_PTR(-ENOSYS); + goto done; + } + if (srq_init_attr->attr.max_wr == 0) { ret = ERR_PTR(-EINVAL); goto done; diff --git a/drivers/infiniband/hw/mlx4/srq.c b/drivers/infiniband/hw/mlx4/srq.c index 818b7ecace5e..4f7f7600d27c 100644 --- a/drivers/infiniband/hw/mlx4/srq.c +++ b/drivers/infiniband/hw/mlx4/srq.c @@ -81,6 +81,9 @@ struct ib_srq *mlx4_ib_create_srq(struct ib_pd *pd, int err; int i; + if (init_attr->srq_type != IB_SRQT_BASIC) + return ERR_PTR(-ENOSYS); + /* Sanity check SRQ size before proceeding */ if (init_attr->attr.max_wr >= dev->dev->caps.max_srq_wqes || init_attr->attr.max_sge > dev->dev->caps.max_srq_sge) diff --git a/drivers/infiniband/hw/mthca/mthca_provider.c b/drivers/infiniband/hw/mthca/mthca_provider.c index 365fe0e14192..cb9a0b976804 100644 --- a/drivers/infiniband/hw/mthca/mthca_provider.c +++ b/drivers/infiniband/hw/mthca/mthca_provider.c @@ -438,6 +438,9 @@ static struct ib_srq *mthca_create_srq(struct ib_pd *pd, struct mthca_srq *srq; int err; + if (init_attr->srq_type != IB_SRQT_BASIC) + return ERR_PTR(-ENOSYS); + srq = kmalloc(sizeof *srq, GFP_KERNEL); if (!srq) return ERR_PTR(-ENOMEM); diff --git a/drivers/infiniband/hw/qib/qib_srq.c b/drivers/infiniband/hw/qib/qib_srq.c index c3ec8efc2ed8..d6235931a1ba 100644 --- a/drivers/infiniband/hw/qib/qib_srq.c +++ b/drivers/infiniband/hw/qib/qib_srq.c @@ -107,6 +107,11 @@ struct ib_srq *qib_create_srq(struct ib_pd *ibpd, u32 sz; struct ib_srq *ret; + if (srq_init_attr->srq_type != IB_SRQT_BASIC) { + ret = ERR_PTR(-ENOSYS); + goto done; + } + if (srq_init_attr->attr.max_sge == 0 || srq_init_attr->attr.max_sge > ib_qib_max_srq_sges || srq_init_attr->attr.max_wr == 0 || diff --git a/drivers/infiniband/ulp/ipoib/ipoib_cm.c b/drivers/infiniband/ulp/ipoib/ipoib_cm.c index 39913a065f99..ef003cc54a43 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_cm.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_cm.c @@ -1496,6 +1496,7 @@ static void ipoib_cm_create_srq(struct net_device *dev, int max_sge) { struct ipoib_dev_priv *priv = netdev_priv(dev); struct ib_srq_init_attr srq_init_attr = { + .srq_type = IB_SRQT_BASIC, .attr = { .max_wr = ipoib_recvq_size, .max_sge = max_sge diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index d2a5c9b991d1..d0c2dc034054 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -523,6 +523,10 @@ enum ib_cq_notify_flags { IB_CQ_REPORT_MISSED_EVENTS = 1 << 2, }; +enum ib_srq_type { + IB_SRQT_BASIC +}; + enum ib_srq_attr_mask { IB_SRQ_MAX_WR = 1 << 0, IB_SRQ_LIMIT = 1 << 1, @@ -538,6 +542,7 @@ struct ib_srq_init_attr { void (*event_handler)(struct ib_event *, void *); void *srq_context; struct ib_srq_attr attr; + enum ib_srq_type srq_type; }; struct ib_qp_cap { @@ -888,6 +893,7 @@ struct ib_srq { struct ib_uobject *uobject; void (*event_handler)(struct ib_event *, void *); void *srq_context; + enum ib_srq_type srq_type; atomic_t usecnt; }; -- cgit v1.2.3 From 787adb9d6ad9afb498a1580a7d8ad05f779c488a Mon Sep 17 00:00:00 2001 From: Dotan Barak Date: Tue, 18 Oct 2011 15:22:14 +0200 Subject: IPoIB: Use the right function to do DMA unmap pages Pages that were mapped using ib_dma_map_page() should be unmapped using ib_dma_unmap_page(). Signed-off-by: Dotan Barak Reviewed-by: Jack Morgenstein Signed-off-by: Roland Dreier --- drivers/infiniband/ulp/ipoib/ipoib_cm.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers/infiniband/ulp') diff --git a/drivers/infiniband/ulp/ipoib/ipoib_cm.c b/drivers/infiniband/ulp/ipoib/ipoib_cm.c index 39913a065f99..483b098f41fe 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_cm.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_cm.c @@ -84,7 +84,7 @@ static void ipoib_cm_dma_unmap_rx(struct ipoib_dev_priv *priv, int frags, ib_dma_unmap_single(priv->ca, mapping[0], IPOIB_CM_HEAD_SIZE, DMA_FROM_DEVICE); for (i = 0; i < frags; ++i) - ib_dma_unmap_single(priv->ca, mapping[i + 1], PAGE_SIZE, DMA_FROM_DEVICE); + ib_dma_unmap_page(priv->ca, mapping[i + 1], PAGE_SIZE, DMA_FROM_DEVICE); } static int ipoib_cm_post_receive_srq(struct net_device *dev, int id) @@ -183,7 +183,7 @@ partial_error: ib_dma_unmap_single(priv->ca, mapping[0], IPOIB_CM_HEAD_SIZE, DMA_FROM_DEVICE); for (; i > 0; --i) - ib_dma_unmap_single(priv->ca, mapping[i], PAGE_SIZE, DMA_FROM_DEVICE); + ib_dma_unmap_page(priv->ca, mapping[i], PAGE_SIZE, DMA_FROM_DEVICE); dev_kfree_skb_any(skb); return NULL; -- cgit v1.2.3