Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband: (30 commits)
  RDMA/cxgb3: Enforce required firmware
  IB/mlx4: Unregister IB device prior to CLOSE PORT command
  mlx4_core: Add link type autosensing
  mlx4_core: Don't perform SET_PORT command for Ethernet ports
  RDMA/nes: Handle MPA Reject message properly
  RDMA/nes: Improve use of PBLs
  RDMA/nes: Remove LLTX
  RDMA/nes: Inform hardware that asynchronous event has been handled
  RDMA/nes: Fix tmp_addr compilation warning
  RDMA/nes: Report correct vendor_id and vendor_part_id
  RDMA/nes: Update copyright to new legal entity and year
  RDMA/nes: Account for freed PBL after HW operation
  IB: Remove useless ibdev_is_alive() tests from sysfs code
  IB/sa_query: Fix AH leak due to update_sm_ah() race
  IB/mad: Fix ib_post_send_mad() returning 0 with no generate send comp
  IB/mad: initialize mad_agent_priv before putting on lists
  IB/mad: Fix null pointer dereference in local_completions()
  IB/mad: Fix RMPP header RRespTime manipulation
  IB/iser: Remove hard setting of path MTU
  mlx4_core: Add device IDs for MT25458 10GigE devices
  ...

drivers/infiniband/core/cm.c

@@ -927,8 +927,7 @@ int ib_cm_listen(struct ib_cm_id *cm_id, __be64 service_id, __be64 service_mask,
 	unsigned long flags;
 	int ret = 0;
 
-	service_mask = service_mask ? service_mask :
-		       __constant_cpu_to_be64(~0ULL);
+	service_mask = service_mask ? service_mask : ~cpu_to_be64(0);
 	service_id &= service_mask;
 	if ((service_id & IB_SERVICE_ID_AGN_MASK) == IB_CM_ASSIGN_SERVICE_ID &&
 	    (service_id != IB_CM_ASSIGN_SERVICE_ID))
@@ -954,7 +953,7 @@ int ib_cm_listen(struct ib_cm_id *cm_id, __be64 service_id, __be64 service_mask,
 	spin_lock_irqsave(&cm.lock, flags);
 	if (service_id == IB_CM_ASSIGN_SERVICE_ID) {
 		cm_id->service_id = cpu_to_be64(cm.listen_service_id++);
-		cm_id->service_mask = __constant_cpu_to_be64(~0ULL);
+		cm_id->service_mask = ~cpu_to_be64(0);
 	} else {
 		cm_id->service_id = service_id;
 		cm_id->service_mask = service_mask;
@@ -1134,7 +1133,7 @@ int ib_send_cm_req(struct ib_cm_id *cm_id,
 			goto error1;
 	}
 	cm_id->service_id = param->service_id;
-	cm_id->service_mask = __constant_cpu_to_be64(~0ULL);
+	cm_id->service_mask = ~cpu_to_be64(0);
 	cm_id_priv->timeout_ms = cm_convert_to_ms(
 				    param->primary_path->packet_life_time) * 2 +
 				 cm_convert_to_ms(
@@ -1545,7 +1544,7 @@ static int cm_req_handler(struct cm_work *work)
 	cm_id_priv->id.cm_handler = listen_cm_id_priv->id.cm_handler;
 	cm_id_priv->id.context = listen_cm_id_priv->id.context;
 	cm_id_priv->id.service_id = req_msg->service_id;
-	cm_id_priv->id.service_mask = __constant_cpu_to_be64(~0ULL);
+	cm_id_priv->id.service_mask = ~cpu_to_be64(0);
 
 	cm_process_routed_req(req_msg, work->mad_recv_wc->wc);
 	cm_format_paths_from_req(req_msg, &work->path[0], &work->path[1]);
@@ -2898,7 +2897,7 @@ int ib_send_cm_sidr_req(struct ib_cm_id *cm_id,
 		goto out;
 
 	cm_id->service_id = param->service_id;
-	cm_id->service_mask = __constant_cpu_to_be64(~0ULL);
+	cm_id->service_mask = ~cpu_to_be64(0);
 	cm_id_priv->timeout_ms = param->timeout_ms;
 	cm_id_priv->max_cm_retries = param->max_cm_retries;
 	ret = cm_alloc_msg(cm_id_priv, &msg);
@@ -2992,7 +2991,7 @@ static int cm_sidr_req_handler(struct cm_work *work)
 	cm_id_priv->id.cm_handler = cur_cm_id_priv->id.cm_handler;
 	cm_id_priv->id.context = cur_cm_id_priv->id.context;
 	cm_id_priv->id.service_id = sidr_req_msg->service_id;
-	cm_id_priv->id.service_mask = __constant_cpu_to_be64(~0ULL);
+	cm_id_priv->id.service_mask = ~cpu_to_be64(0);
 
 	cm_format_sidr_req_event(work, &cur_cm_id_priv->id);
 	cm_process_work(cm_id_priv, work);
@@ -3789,7 +3788,7 @@ static int __init ib_cm_init(void)
 	rwlock_init(&cm.device_lock);
 	spin_lock_init(&cm.lock);
 	cm.listen_service_table = RB_ROOT;
-	cm.listen_service_id = __constant_be64_to_cpu(IB_CM_ASSIGN_SERVICE_ID);
+	cm.listen_service_id = be64_to_cpu(IB_CM_ASSIGN_SERVICE_ID);
 	cm.remote_id_table = RB_ROOT;
 	cm.remote_qp_table = RB_ROOT;
 	cm.remote_sidr_table = RB_ROOT;

drivers/infiniband/core/cm_msgs.h

@@ -44,17 +44,17 @@
 
 #define IB_CM_CLASS_VERSION	2 /* IB specification 1.2 */
 
-#define CM_REQ_ATTR_ID	    __constant_htons(0x0010)
-#define CM_MRA_ATTR_ID	    __constant_htons(0x0011)
-#define CM_REJ_ATTR_ID	    __constant_htons(0x0012)
-#define CM_REP_ATTR_ID	    __constant_htons(0x0013)
-#define CM_RTU_ATTR_ID	    __constant_htons(0x0014)
-#define CM_DREQ_ATTR_ID	    __constant_htons(0x0015)
-#define CM_DREP_ATTR_ID	    __constant_htons(0x0016)
-#define CM_SIDR_REQ_ATTR_ID __constant_htons(0x0017)
-#define CM_SIDR_REP_ATTR_ID __constant_htons(0x0018)
-#define CM_LAP_ATTR_ID      __constant_htons(0x0019)
-#define CM_APR_ATTR_ID      __constant_htons(0x001A)
+#define CM_REQ_ATTR_ID		cpu_to_be16(0x0010)
+#define CM_MRA_ATTR_ID		cpu_to_be16(0x0011)
+#define CM_REJ_ATTR_ID		cpu_to_be16(0x0012)
+#define CM_REP_ATTR_ID		cpu_to_be16(0x0013)
+#define CM_RTU_ATTR_ID		cpu_to_be16(0x0014)
+#define CM_DREQ_ATTR_ID		cpu_to_be16(0x0015)
+#define CM_DREP_ATTR_ID		cpu_to_be16(0x0016)
+#define CM_SIDR_REQ_ATTR_ID	cpu_to_be16(0x0017)
+#define CM_SIDR_REP_ATTR_ID	cpu_to_be16(0x0018)
+#define CM_LAP_ATTR_ID		cpu_to_be16(0x0019)
+#define CM_APR_ATTR_ID		cpu_to_be16(0x001A)
 
 enum cm_msg_sequence {
 	CM_MSG_SEQUENCE_REQ,

drivers/infiniband/core/device.c

@@ -193,7 +193,7 @@ void ib_dealloc_device(struct ib_device *device)
 
 	BUG_ON(device->reg_state != IB_DEV_UNREGISTERED);
 
-	ib_device_unregister_sysfs(device);
+	kobject_put(&device->dev.kobj);
 }
 EXPORT_SYMBOL(ib_dealloc_device);
 
@@ -348,6 +348,8 @@ void ib_unregister_device(struct ib_device *device)
 
 	mutex_unlock(&device_mutex);
 
+	ib_device_unregister_sysfs(device);
+
 	spin_lock_irqsave(&device->client_data_lock, flags);
 	list_for_each_entry_safe(context, tmp, &device->client_data_list, list)
 		kfree(context);

drivers/infiniband/core/mad.c

@@ -301,6 +301,16 @@ struct ib_mad_agent *ib_register_mad_agent(struct ib_device *device,
 	mad_agent_priv->agent.context = context;
 	mad_agent_priv->agent.qp = port_priv->qp_info[qpn].qp;
 	mad_agent_priv->agent.port_num = port_num;
+	spin_lock_init(&mad_agent_priv->lock);
+	INIT_LIST_HEAD(&mad_agent_priv->send_list);
+	INIT_LIST_HEAD(&mad_agent_priv->wait_list);
+	INIT_LIST_HEAD(&mad_agent_priv->done_list);
+	INIT_LIST_HEAD(&mad_agent_priv->rmpp_list);
+	INIT_DELAYED_WORK(&mad_agent_priv->timed_work, timeout_sends);
+	INIT_LIST_HEAD(&mad_agent_priv->local_list);
+	INIT_WORK(&mad_agent_priv->local_work, local_completions);
+	atomic_set(&mad_agent_priv->refcount, 1);
+	init_completion(&mad_agent_priv->comp);
 
 	spin_lock_irqsave(&port_priv->reg_lock, flags);
 	mad_agent_priv->agent.hi_tid = ++ib_mad_client_id;
@@ -350,17 +360,6 @@ struct ib_mad_agent *ib_register_mad_agent(struct ib_device *device,
 	list_add_tail(&mad_agent_priv->agent_list, &port_priv->agent_list);
 	spin_unlock_irqrestore(&port_priv->reg_lock, flags);
 
-	spin_lock_init(&mad_agent_priv->lock);
-	INIT_LIST_HEAD(&mad_agent_priv->send_list);
-	INIT_LIST_HEAD(&mad_agent_priv->wait_list);
-	INIT_LIST_HEAD(&mad_agent_priv->done_list);
-	INIT_LIST_HEAD(&mad_agent_priv->rmpp_list);
-	INIT_DELAYED_WORK(&mad_agent_priv->timed_work, timeout_sends);
-	INIT_LIST_HEAD(&mad_agent_priv->local_list);
-	INIT_WORK(&mad_agent_priv->local_work, local_completions);
-	atomic_set(&mad_agent_priv->refcount, 1);
-	init_completion(&mad_agent_priv->comp);
-
 	return &mad_agent_priv->agent;
 
 error4:
@@ -743,9 +742,7 @@ static int handle_outgoing_dr_smp(struct ib_mad_agent_private *mad_agent_priv,
 		break;
 	case IB_MAD_RESULT_SUCCESS | IB_MAD_RESULT_CONSUMED:
 		kmem_cache_free(ib_mad_cache, mad_priv);
-		kfree(local);
-		ret = 1;
-		goto out;
+		break;
 	case IB_MAD_RESULT_SUCCESS:
 		/* Treat like an incoming receive MAD */
 		port_priv = ib_get_mad_port(mad_agent_priv->agent.device,
@@ -756,10 +753,12 @@ static int handle_outgoing_dr_smp(struct ib_mad_agent_private *mad_agent_priv,
 						        &mad_priv->mad.mad);
 		}
 		if (!port_priv || !recv_mad_agent) {
+			/*
+			 * No receiving agent so drop packet and
+			 * generate send completion.
+			 */
 			kmem_cache_free(ib_mad_cache, mad_priv);
-			kfree(local);
-			ret = 0;
-			goto out;
+			break;
 		}
 		local->mad_priv = mad_priv;
 		local->recv_mad_agent = recv_mad_agent;
@@ -2356,7 +2355,7 @@ static void local_completions(struct work_struct *work)
 	struct ib_mad_local_private *local;
 	struct ib_mad_agent_private *recv_mad_agent;
 	unsigned long flags;
-	int recv = 0;
+	int free_mad;
 	struct ib_wc wc;
 	struct ib_mad_send_wc mad_send_wc;
 
@@ -2370,14 +2369,15 @@ static void local_completions(struct work_struct *work)
 				   completion_list);
 		list_del(&local->completion_list);
 		spin_unlock_irqrestore(&mad_agent_priv->lock, flags);
+		free_mad = 0;
 		if (local->mad_priv) {
 			recv_mad_agent = local->recv_mad_agent;
 			if (!recv_mad_agent) {
 				printk(KERN_ERR PFX "No receive MAD agent for local completion\n");
+				free_mad = 1;
 				goto local_send_completion;
 			}
 
-			recv = 1;
 			/*
 			 * Defined behavior is to complete response
 			 * before request
@@ -2422,7 +2422,7 @@ local_send_completion:
 
 		spin_lock_irqsave(&mad_agent_priv->lock, flags);
 		atomic_dec(&mad_agent_priv->refcount);
-		if (!recv)
+		if (free_mad)
 			kmem_cache_free(ib_mad_cache, local->mad_priv);
 		kfree(local);
 	}

drivers/infiniband/core/mad_rmpp.c

@@ -735,7 +735,7 @@ process_rmpp_data(struct ib_mad_agent_private *agent,
 		goto bad;
 	}
 
-	if (rmpp_hdr->seg_num == __constant_htonl(1)) {
+	if (rmpp_hdr->seg_num == cpu_to_be32(1)) {
 		if (!(ib_get_rmpp_flags(rmpp_hdr) & IB_MGMT_RMPP_FLAG_FIRST)) {
 			rmpp_status = IB_MGMT_RMPP_STATUS_BAD_SEG;
 			goto bad;

drivers/infiniband/core/sa_query.c

@@ -395,6 +395,8 @@ static void update_sm_ah(struct work_struct *work)
 	}
 
 	spin_lock_irq(&port->ah_lock);
+	if (port->sm_ah)
+		kref_put(&port->sm_ah->ref, free_sm_ah);
 	port->sm_ah = new_ah;
 	spin_unlock_irq(&port->ah_lock);
 

drivers/infiniband/core/sysfs.c

@@ -66,11 +66,6 @@ struct port_table_attribute {
 	int			index;
 };
 
-static inline int ibdev_is_alive(const struct ib_device *dev)
-{
-	return dev->reg_state == IB_DEV_REGISTERED;
-}
-
 static ssize_t port_attr_show(struct kobject *kobj,
 			      struct attribute *attr, char *buf)
 {
@@ -80,8 +75,6 @@ static ssize_t port_attr_show(struct kobject *kobj,
 
 	if (!port_attr->show)
 		return -EIO;
-	if (!ibdev_is_alive(p->ibdev))
-		return -ENODEV;
 
 	return port_attr->show(p, port_attr, buf);
 }
@@ -562,9 +555,6 @@ static ssize_t show_node_type(struct device *device,
 {
 	struct ib_device *dev = container_of(device, struct ib_device, dev);
 
-	if (!ibdev_is_alive(dev))
-		return -ENODEV;
-
 	switch (dev->node_type) {
 	case RDMA_NODE_IB_CA:	  return sprintf(buf, "%d: CA\n", dev->node_type);
 	case RDMA_NODE_RNIC:	  return sprintf(buf, "%d: RNIC\n", dev->node_type);
@@ -581,9 +571,6 @@ static ssize_t show_sys_image_guid(struct device *device,
 	struct ib_device_attr attr;
 	ssize_t ret;
 
-	if (!ibdev_is_alive(dev))
-		return -ENODEV;
-
 	ret = ib_query_device(dev, &attr);
 	if (ret)
 		return ret;
@@ -600,9 +587,6 @@ static ssize_t show_node_guid(struct device *device,
 {
 	struct ib_device *dev = container_of(device, struct ib_device, dev);
 
-	if (!ibdev_is_alive(dev))
-		return -ENODEV;
-
 	return sprintf(buf, "%04x:%04x:%04x:%04x\n",
 		       be16_to_cpu(((__be16 *) &dev->node_guid)[0]),
 		       be16_to_cpu(((__be16 *) &dev->node_guid)[1]),
@@ -848,6 +832,9 @@ void ib_device_unregister_sysfs(struct ib_device *device)
 	struct kobject *p, *t;
 	struct ib_port *port;
 
+	/* Hold kobject until ib_dealloc_device() */
+	kobject_get(&device->dev.kobj);
+
 	list_for_each_entry_safe(p, t, &device->port_list, entry) {
 		list_del(&p->entry);
 		port = container_of(p, struct ib_port, kobj);

drivers/infiniband/hw/cxgb3/cxio_hal.c

@@ -450,7 +450,7 @@ static int cqe_completes_wr(struct t3_cqe *cqe, struct t3_wq *wq)
 	if ((CQE_OPCODE(*cqe) == T3_READ_RESP) && SQ_TYPE(*cqe))
 		return 0;
 
-	if ((CQE_OPCODE(*cqe) == T3_SEND) && RQ_TYPE(*cqe) &&
+	if (CQE_SEND_OPCODE(*cqe) && RQ_TYPE(*cqe) &&
 	    Q_EMPTY(wq->rq_rptr, wq->rq_wptr))
 		return 0;
 
@@ -938,6 +938,23 @@ int cxio_rdev_open(struct cxio_rdev *rdev_p)
 	if (!rdev_p->t3cdev_p)
 		rdev_p->t3cdev_p = dev2t3cdev(netdev_p);
 	rdev_p->t3cdev_p->ulp = (void *) rdev_p;
+
+	err = rdev_p->t3cdev_p->ctl(rdev_p->t3cdev_p, GET_EMBEDDED_INFO,
+					 &(rdev_p->fw_info));
+	if (err) {
+		printk(KERN_ERR "%s t3cdev_p(%p)->ctl returned error %d.\n",
+		     __func__, rdev_p->t3cdev_p, err);
+		goto err1;
+	}
+	if (G_FW_VERSION_MAJOR(rdev_p->fw_info.fw_vers) != CXIO_FW_MAJ) {
+		printk(KERN_ERR MOD "fatal firmware version mismatch: "
+		       "need version %u but adapter has version %u\n",
+		       CXIO_FW_MAJ,
+		       G_FW_VERSION_MAJOR(rdev_p->fw_info.fw_vers));
+		err = -EINVAL;
+		goto err1;
+	}
+
 	err = rdev_p->t3cdev_p->ctl(rdev_p->t3cdev_p, RDMA_GET_PARAMS,
 					 &(rdev_p->rnic_info));
 	if (err) {
@@ -1204,11 +1221,12 @@ int cxio_poll_cq(struct t3_wq *wq, struct t3_cq *cq, struct t3_cqe *cqe,
 		}
 
 		/* incoming SEND with no receive posted failures */
-		if ((CQE_OPCODE(*hw_cqe) == T3_SEND) && RQ_TYPE(*hw_cqe) &&
+		if (CQE_SEND_OPCODE(*hw_cqe) && RQ_TYPE(*hw_cqe) &&
 		    Q_EMPTY(wq->rq_rptr, wq->rq_wptr)) {
 			ret = -1;
 			goto skip_cqe;
 		}
+		BUG_ON((*cqe_flushed == 0) && !SW_CQE(*hw_cqe));
 		goto proc_cqe;
 	}
 
@@ -1223,6 +1241,13 @@ int cxio_poll_cq(struct t3_wq *wq, struct t3_cq *cq, struct t3_cqe *cqe,
 		 * then we complete this with TPT_ERR_MSN and mark the wq in
 		 * error.
 		 */
+
+		if (Q_EMPTY(wq->rq_rptr, wq->rq_wptr)) {
+			wq->error = 1;
+			ret = -1;
+			goto skip_cqe;
+		}
+
 		if (unlikely((CQE_WRID_MSN(*hw_cqe) != (wq->rq_rptr + 1)))) {
 			wq->error = 1;
 			hw_cqe->header |= htonl(V_CQE_STATUS(TPT_ERR_MSN));
@@ -1277,6 +1302,7 @@ proc_cqe:
 			cxio_hal_pblpool_free(wq->rdev,
 				wq->rq[Q_PTR2IDX(wq->rq_rptr,
 				wq->rq_size_log2)].pbl_addr, T3_STAG0_PBL_SIZE);
+		BUG_ON(Q_EMPTY(wq->rq_rptr, wq->rq_wptr));
 		wq->rq_rptr++;
 	}
 

drivers/infiniband/hw/cxgb3/cxio_hal.h

@@ -61,6 +61,8 @@
 
 #define T3_MAX_DEV_NAME_LEN 32
 
+#define CXIO_FW_MAJ 7
+
 struct cxio_hal_ctrl_qp {
 	u32 wptr;
 	u32 rptr;
@@ -108,6 +110,7 @@ struct cxio_rdev {
 	struct gen_pool *pbl_pool;
 	struct gen_pool *rqt_pool;
 	struct list_head entry;
+	struct ch_embedded_info fw_info;
 };
 
 static inline int cxio_num_stags(struct cxio_rdev *rdev_p)

drivers/infiniband/hw/cxgb3/cxio_wr.h

@@ -604,6 +604,12 @@ struct t3_cqe {
 #define CQE_STATUS(x)     (G_CQE_STATUS(be32_to_cpu((x).header)))
 #define CQE_OPCODE(x)     (G_CQE_OPCODE(be32_to_cpu((x).header)))
 
+#define CQE_SEND_OPCODE(x)( \
+	(G_CQE_OPCODE(be32_to_cpu((x).header)) == T3_SEND) || \
+	(G_CQE_OPCODE(be32_to_cpu((x).header)) == T3_SEND_WITH_SE) || \
+	(G_CQE_OPCODE(be32_to_cpu((x).header)) == T3_SEND_WITH_INV) || \
+	(G_CQE_OPCODE(be32_to_cpu((x).header)) == T3_SEND_WITH_SE_INV))
+
 #define CQE_LEN(x)        (be32_to_cpu((x).len))
 
 /* used for RQ completion processing */

drivers/infiniband/hw/cxgb3/iwch_cm.c

@@ -1678,6 +1678,9 @@ static int terminate(struct t3cdev *tdev, struct sk_buff *skb, void *ctx)
 {
 	struct iwch_ep *ep = ctx;
 
+	if (state_read(&ep->com) != FPDU_MODE)
+		return CPL_RET_BUF_DONE;
+
 	PDBG("%s ep %p\n", __func__, ep);
 	skb_pull(skb, sizeof(struct cpl_rdma_terminate));
 	PDBG("%s saving %d bytes of term msg\n", __func__, skb->len);

drivers/infiniband/hw/cxgb3/iwch_ev.c

@@ -179,11 +179,6 @@ void iwch_ev_dispatch(struct cxio_rdev *rdev_p, struct sk_buff *skb)
 	case TPT_ERR_BOUND:
 	case TPT_ERR_INVALIDATE_SHARED_MR:
 	case TPT_ERR_INVALIDATE_MR_WITH_MW_BOUND:
-		printk(KERN_ERR "%s - CQE Err qpid 0x%x opcode %d status 0x%x "
-		       "type %d wrid.hi 0x%x wrid.lo 0x%x \n", __func__,
-		       CQE_QPID(rsp_msg->cqe), CQE_OPCODE(rsp_msg->cqe),
-		       CQE_STATUS(rsp_msg->cqe), CQE_TYPE(rsp_msg->cqe),
-		       CQE_WRID_HI(rsp_msg->cqe), CQE_WRID_LOW(rsp_msg->cqe));
 		(*chp->ibcq.comp_handler)(&chp->ibcq, chp->ibcq.cq_context);
 		post_qp_event(rnicp, chp, rsp_msg, IB_EVENT_QP_ACCESS_ERR, 1);
 		break;

drivers/infiniband/hw/cxgb3/iwch_qp.c

@@ -99,8 +99,8 @@ static int build_rdma_write(union t3_wr *wqe, struct ib_send_wr *wr,
 	if (wr->opcode == IB_WR_RDMA_WRITE_WITH_IMM) {
 		plen = 4;
 		wqe->write.sgl[0].stag = wr->ex.imm_data;
-		wqe->write.sgl[0].len = __constant_cpu_to_be32(0);
-		wqe->write.num_sgle = __constant_cpu_to_be32(0);
+		wqe->write.sgl[0].len = cpu_to_be32(0);
+		wqe->write.num_sgle = cpu_to_be32(0);
 		*flit_cnt = 6;
 	} else {
 		plen = 0;
@@ -195,15 +195,12 @@ static int build_inv_stag(union t3_wr *wqe, struct ib_send_wr *wr,
 	return 0;
 }
 
-/*
- * TBD: this is going to be moved to firmware. Missing pdid/qpid check for now.
- */
 static int iwch_sgl2pbl_map(struct iwch_dev *rhp, struct ib_sge *sg_list,
 			    u32 num_sgle, u32 * pbl_addr, u8 * page_size)
 {
 	int i;
 	struct iwch_mr *mhp;
-	u32 offset;
+	u64 offset;
 	for (i = 0; i < num_sgle; i++) {
 
 		mhp = get_mhp(rhp, (sg_list[i].lkey) >> 8);
@@ -235,8 +232,8 @@ static int iwch_sgl2pbl_map(struct iwch_dev *rhp, struct ib_sge *sg_list,
 			return -EINVAL;
 		}
 		offset = sg_list[i].addr - mhp->attr.va_fbo;
-		offset += ((u32) mhp->attr.va_fbo) %
-		          (1UL << (12 + mhp->attr.page_size));
+		offset += mhp->attr.va_fbo &
+			  ((1UL << (12 + mhp->attr.page_size)) - 1);
 		pbl_addr[i] = ((mhp->attr.pbl_addr -
 			        rhp->rdev.rnic_info.pbl_base) >> 3) +
 			      (offset >> (12 + mhp->attr.page_size));
@@ -266,8 +263,8 @@ static int build_rdma_recv(struct iwch_qp *qhp, union t3_wr *wqe,
 		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])));
+		wqe->recv.sgl[i].to = cpu_to_be64(((u32)wr->sg_list[i].addr) &
+				((1UL << (12 + page_size[i])) - 1));
 
 		/* pbl_addr is the adapters address in the PBL */
 		wqe->recv.pbl_addr[i] = cpu_to_be32(pbl_addr[i]);

drivers/infiniband/hw/ehca/ehca_sqp.c

@@ -46,11 +46,11 @@
 #include "ehca_iverbs.h"
 #include "hcp_if.h"
 
-#define IB_MAD_STATUS_REDIRECT		__constant_htons(0x0002)
-#define IB_MAD_STATUS_UNSUP_VERSION	__constant_htons(0x0004)
-#define IB_MAD_STATUS_UNSUP_METHOD	__constant_htons(0x0008)
+#define IB_MAD_STATUS_REDIRECT		cpu_to_be16(0x0002)
+#define IB_MAD_STATUS_UNSUP_VERSION	cpu_to_be16(0x0004)
+#define IB_MAD_STATUS_UNSUP_METHOD	cpu_to_be16(0x0008)
 
-#define IB_PMA_CLASS_PORT_INFO		__constant_htons(0x0001)
+#define IB_PMA_CLASS_PORT_INFO		cpu_to_be16(0x0001)
 
 /**
  * ehca_define_sqp - Defines special queue pair 1 (GSI QP). When special queue

drivers/infiniband/hw/ipath/ipath_eeprom.c

@@ -772,8 +772,8 @@ void ipath_get_eeprom_info(struct ipath_devdata *dd)
 			 "0x%x, not 0x%x\n", csum, ifp->if_csum);
 		goto done;
 	}
-	if (*(__be64 *) ifp->if_guid == 0ULL ||
-	    *(__be64 *) ifp->if_guid == __constant_cpu_to_be64(-1LL)) {
+	if (*(__be64 *) ifp->if_guid == cpu_to_be64(0) ||
+	    *(__be64 *) ifp->if_guid == ~cpu_to_be64(0)) {
 		ipath_dev_err(dd, "Invalid GUID %llx from flash; "
 			      "ignoring\n",
 			      *(unsigned long long *) ifp->if_guid);

drivers/infiniband/hw/ipath/ipath_init_chip.c

@@ -455,7 +455,7 @@ static void init_shadow_tids(struct ipath_devdata *dd)
 	if (!addrs) {
 		ipath_dev_err(dd, "failed to allocate shadow dma handle "
 			      "array, no expected sends!\n");
-		vfree(dd->ipath_pageshadow);
+		vfree(pages);
 		dd->ipath_pageshadow = NULL;
 		return;
 	}

drivers/infiniband/hw/ipath/ipath_mad.c

@@ -37,10 +37,10 @@
 #include "ipath_verbs.h"
 #include "ipath_common.h"
 
-#define IB_SMP_UNSUP_VERSION	__constant_htons(0x0004)
-#define IB_SMP_UNSUP_METHOD	__constant_htons(0x0008)
-#define IB_SMP_UNSUP_METH_ATTR	__constant_htons(0x000C)
-#define IB_SMP_INVALID_FIELD	__constant_htons(0x001C)
+#define IB_SMP_UNSUP_VERSION	cpu_to_be16(0x0004)
+#define IB_SMP_UNSUP_METHOD	cpu_to_be16(0x0008)
+#define IB_SMP_UNSUP_METH_ATTR	cpu_to_be16(0x000C)
+#define IB_SMP_INVALID_FIELD	cpu_to_be16(0x001C)
 
 static int reply(struct ib_smp *smp)
 {
@@ -789,12 +789,12 @@ static int recv_subn_set_pkeytable(struct ib_smp *smp,
 	return recv_subn_get_pkeytable(smp, ibdev);
 }
 
-#define IB_PMA_CLASS_PORT_INFO		__constant_htons(0x0001)
-#define IB_PMA_PORT_SAMPLES_CONTROL	__constant_htons(0x0010)
-#define IB_PMA_PORT_SAMPLES_RESULT	__constant_htons(0x0011)
-#define IB_PMA_PORT_COUNTERS		__constant_htons(0x0012)
-#define IB_PMA_PORT_COUNTERS_EXT	__constant_htons(0x001D)
-#define IB_PMA_PORT_SAMPLES_RESULT_EXT	__constant_htons(0x001E)
+#define IB_PMA_CLASS_PORT_INFO		cpu_to_be16(0x0001)
+#define IB_PMA_PORT_SAMPLES_CONTROL	cpu_to_be16(0x0010)
+#define IB_PMA_PORT_SAMPLES_RESULT	cpu_to_be16(0x0011)
+#define IB_PMA_PORT_COUNTERS		cpu_to_be16(0x0012)
+#define IB_PMA_PORT_COUNTERS_EXT	cpu_to_be16(0x001D)
+#define IB_PMA_PORT_SAMPLES_RESULT_EXT	cpu_to_be16(0x001E)
 
 struct ib_perf {
 	u8 base_version;
@@ -884,19 +884,19 @@ struct ib_pma_portcounters {
 	__be32 port_rcv_packets;
 } __attribute__ ((packed));
 
-#define IB_PMA_SEL_SYMBOL_ERROR			__constant_htons(0x0001)
-#define IB_PMA_SEL_LINK_ERROR_RECOVERY		__constant_htons(0x0002)
-#define IB_PMA_SEL_LINK_DOWNED			__constant_htons(0x0004)
-#define IB_PMA_SEL_PORT_RCV_ERRORS		__constant_htons(0x0008)
-#define IB_PMA_SEL_PORT_RCV_REMPHYS_ERRORS	__constant_htons(0x0010)
-#define IB_PMA_SEL_PORT_XMIT_DISCARDS		__constant_htons(0x0040)
-#define IB_PMA_SEL_LOCAL_LINK_INTEGRITY_ERRORS	__constant_htons(0x0200)
-#define IB_PMA_SEL_EXCESSIVE_BUFFER_OVERRUNS	__constant_htons(0x0400)
-#define IB_PMA_SEL_PORT_VL15_DROPPED		__constant_htons(0x0800)
-#define IB_PMA_SEL_PORT_XMIT_DATA		__constant_htons(0x1000)
-#define IB_PMA_SEL_PORT_RCV_DATA		__constant_htons(0x2000)
-#define IB_PMA_SEL_PORT_XMIT_PACKETS		__constant_htons(0x4000)
-#define IB_PMA_SEL_PORT_RCV_PACKETS		__constant_htons(0x8000)
+#define IB_PMA_SEL_SYMBOL_ERROR			cpu_to_be16(0x0001)
+#define IB_PMA_SEL_LINK_ERROR_RECOVERY		cpu_to_be16(0x0002)
+#define IB_PMA_SEL_LINK_DOWNED			cpu_to_be16(0x0004)
+#define IB_PMA_SEL_PORT_RCV_ERRORS		cpu_to_be16(0x0008)
+#define IB_PMA_SEL_PORT_RCV_REMPHYS_ERRORS	cpu_to_be16(0x0010)
+#define IB_PMA_SEL_PORT_XMIT_DISCARDS		cpu_to_be16(0x0040)
+#define IB_PMA_SEL_LOCAL_LINK_INTEGRITY_ERRORS	cpu_to_be16(0x0200)
+#define IB_PMA_SEL_EXCESSIVE_BUFFER_OVERRUNS	cpu_to_be16(0x0400)
+#define IB_PMA_SEL_PORT_VL15_DROPPED		cpu_to_be16(0x0800)
+#define IB_PMA_SEL_PORT_XMIT_DATA		cpu_to_be16(0x1000)
+#define IB_PMA_SEL_PORT_RCV_DATA		cpu_to_be16(0x2000)
+#define IB_PMA_SEL_PORT_XMIT_PACKETS		cpu_to_be16(0x4000)
+#define IB_PMA_SEL_PORT_RCV_PACKETS		cpu_to_be16(0x8000)
 
 struct ib_pma_portcounters_ext {
 	u8 reserved;
@@ -913,14 +913,14 @@ struct ib_pma_portcounters_ext {
 	__be64 port_multicast_rcv_packets;
 } __attribute__ ((packed));
 
-#define IB_PMA_SELX_PORT_XMIT_DATA		__constant_htons(0x0001)
-#define IB_PMA_SELX_PORT_RCV_DATA		__constant_htons(0x0002)
-#define IB_PMA_SELX_PORT_XMIT_PACKETS		__constant_htons(0x0004)
-#define IB_PMA_SELX_PORT_RCV_PACKETS		__constant_htons(0x0008)
-#define IB_PMA_SELX_PORT_UNI_XMIT_PACKETS	__constant_htons(0x0010)
-#define IB_PMA_SELX_PORT_UNI_RCV_PACKETS	__constant_htons(0x0020)
-#define IB_PMA_SELX_PORT_MULTI_XMIT_PACKETS	__constant_htons(0x0040)
-#define IB_PMA_SELX_PORT_MULTI_RCV_PACKETS	__constant_htons(0x0080)
+#define IB_PMA_SELX_PORT_XMIT_DATA		cpu_to_be16(0x0001)
+#define IB_PMA_SELX_PORT_RCV_DATA		cpu_to_be16(0x0002)
+#define IB_PMA_SELX_PORT_XMIT_PACKETS		cpu_to_be16(0x0004)
+#define IB_PMA_SELX_PORT_RCV_PACKETS		cpu_to_be16(0x0008)
+#define IB_PMA_SELX_PORT_UNI_XMIT_PACKETS	cpu_to_be16(0x0010)
+#define IB_PMA_SELX_PORT_UNI_RCV_PACKETS	cpu_to_be16(0x0020)
+#define IB_PMA_SELX_PORT_MULTI_XMIT_PACKETS	cpu_to_be16(0x0040)
+#define IB_PMA_SELX_PORT_MULTI_RCV_PACKETS	cpu_to_be16(0x0080)
 
 static int recv_pma_get_classportinfo(struct ib_perf *pmp)
 {
@@ -933,7 +933,7 @@ static int recv_pma_get_classportinfo(struct ib_perf *pmp)
 		pmp->status |= IB_SMP_INVALID_FIELD;
 
 	/* Indicate AllPortSelect is valid (only one port anyway) */
-	p->cap_mask = __constant_cpu_to_be16(1 << 8);
+	p->cap_mask = cpu_to_be16(1 << 8);
 	p->base_version = 1;
 	p->class_version = 1;
 	/*
@@ -951,12 +951,11 @@ static int recv_pma_get_classportinfo(struct ib_perf *pmp)
  * We support 5 counters which only count the mandatory quantities.
  */
 #define COUNTER_MASK(q, n) (q << ((9 - n) * 3))
-#define COUNTER_MASK0_9 \
-	__constant_cpu_to_be32(COUNTER_MASK(1, 0) | \
-			       COUNTER_MASK(1, 1) | \
-			       COUNTER_MASK(1, 2) | \
-			       COUNTER_MASK(1, 3) | \
-			       COUNTER_MASK(1, 4))
+#define COUNTER_MASK0_9 cpu_to_be32(COUNTER_MASK(1, 0) | \
+				    COUNTER_MASK(1, 1) | \
+				    COUNTER_MASK(1, 2) | \
+				    COUNTER_MASK(1, 3) | \
+				    COUNTER_MASK(1, 4))
 
 static int recv_pma_get_portsamplescontrol(struct ib_perf *pmp,
 					   struct ib_device *ibdev, u8 port)
@@ -1137,7 +1136,7 @@ static int recv_pma_get_portsamplesresult_ext(struct ib_perf *pmp,
 		status = dev->pma_sample_status;
 	p->sample_status = cpu_to_be16(status);
 	/* 64 bits */
-	p->extended_width = __constant_cpu_to_be32(0x80000000);
+	p->extended_width = cpu_to_be32(0x80000000);
 	for (i = 0; i < ARRAY_SIZE(dev->pma_counter_select); i++)
 		p->counter[i] = (status != IB_PMA_SAMPLE_STATUS_DONE) ? 0 :
 		    cpu_to_be64(
@@ -1185,7 +1184,7 @@ static int recv_pma_get_portcounters(struct ib_perf *pmp,
 		pmp->status |= IB_SMP_INVALID_FIELD;
 
 	if (cntrs.symbol_error_counter > 0xFFFFUL)
-		p->symbol_error_counter = __constant_cpu_to_be16(0xFFFF);
+		p->symbol_error_counter = cpu_to_be16(0xFFFF);
 	else
 		p->symbol_error_counter =
 			cpu_to_be16((u16)cntrs.symbol_error_counter);
@@ -1199,17 +1198,17 @@ static int recv_pma_get_portcounters(struct ib_perf *pmp,
 	else
 		p->link_downed_counter = (u8)cntrs.link_downed_counter;
 	if (cntrs.port_rcv_errors > 0xFFFFUL)
-		p->port_rcv_errors = __constant_cpu_to_be16(0xFFFF);
+		p->port_rcv_errors = cpu_to_be16(0xFFFF);
 	else
 		p->port_rcv_errors =
 			cpu_to_be16((u16) cntrs.port_rcv_errors);
 	if (cntrs.port_rcv_remphys_errors > 0xFFFFUL)
-		p->port_rcv_remphys_errors = __constant_cpu_to_be16(0xFFFF);
+		p->port_rcv_remphys_errors = cpu_to_be16(0xFFFF);
 	else
 		p->port_rcv_remphys_errors =
 			cpu_to_be16((u16)cntrs.port_rcv_remphys_errors);
 	if (cntrs.port_xmit_discards > 0xFFFFUL)
-		p->port_xmit_discards = __constant_cpu_to_be16(0xFFFF);
+		p->port_xmit_discards = cpu_to_be16(0xFFFF);
 	else
 		p->port_xmit_discards =
 			cpu_to_be16((u16)cntrs.port_xmit_discards);
@@ -1220,24 +1219,24 @@ static int recv_pma_get_portcounters(struct ib_perf *pmp,
 	p->lli_ebor_errors = (cntrs.local_link_integrity_errors << 4) |
 		cntrs.excessive_buffer_overrun_errors;
 	if (cntrs.vl15_dropped > 0xFFFFUL)
-		p->vl15_dropped = __constant_cpu_to_be16(0xFFFF);
+		p->vl15_dropped = cpu_to_be16(0xFFFF);
 	else
 		p->vl15_dropped = cpu_to_be16((u16)cntrs.vl15_dropped);
 	if (cntrs.port_xmit_data > 0xFFFFFFFFUL)
-		p->port_xmit_data = __constant_cpu_to_be32(0xFFFFFFFF);
+		p->port_xmit_data = cpu_to_be32(0xFFFFFFFF);
 	else
 		p->port_xmit_data = cpu_to_be32((u32)cntrs.port_xmit_data);
 	if (cntrs.port_rcv_data > 0xFFFFFFFFUL)
-		p->port_rcv_data = __constant_cpu_to_be32(0xFFFFFFFF);
+		p->port_rcv_data = cpu_to_be32(0xFFFFFFFF);
 	else
 		p->port_rcv_data = cpu_to_be32((u32)cntrs.port_rcv_data);
 	if (cntrs.port_xmit_packets > 0xFFFFFFFFUL)
-		p->port_xmit_packets = __constant_cpu_to_be32(0xFFFFFFFF);
+		p->port_xmit_packets = cpu_to_be32(0xFFFFFFFF);
 	else
 		p->port_xmit_packets =
 			cpu_to_be32((u32)cntrs.port_xmit_packets);
 	if (cntrs.port_rcv_packets > 0xFFFFFFFFUL)
-		p->port_rcv_packets = __constant_cpu_to_be32(0xFFFFFFFF);
+		p->port_rcv_packets = cpu_to_be32(0xFFFFFFFF);
 	else
 		p->port_rcv_packets =
 			cpu_to_be32((u32) cntrs.port_rcv_packets);

drivers/infiniband/hw/ipath/ipath_rc.c

@@ -1744,7 +1744,7 @@ void ipath_rc_rcv(struct ipath_ibdev *dev, struct ipath_ib_header *hdr,
 		/* Signal completion event if the solicited bit is set. */
 		ipath_cq_enter(to_icq(qp->ibqp.recv_cq), &wc,
 			       (ohdr->bth[0] &
-				__constant_cpu_to_be32(1 << 23)) != 0);
+				cpu_to_be32(1 << 23)) != 0);
 		break;
 
 	case OP(RDMA_WRITE_FIRST):

drivers/infiniband/hw/ipath/ipath_sdma.c

@@ -781,10 +781,10 @@ retry:
 		descqp = &dd->ipath_sdma_descq[dd->ipath_sdma_descq_cnt].qw[0];
 	descqp -= 2;
 	/* SDmaLastDesc */
-	descqp[0] |= __constant_cpu_to_le64(1ULL << 11);
+	descqp[0] |= cpu_to_le64(1ULL << 11);
 	if (tx->txreq.flags & IPATH_SDMA_TXREQ_F_INTREQ) {
 		/* SDmaIntReq */
-		descqp[0] |= __constant_cpu_to_le64(1ULL << 15);
+		descqp[0] |= cpu_to_le64(1ULL << 15);
 	}
 
 	/* Commit writes to memory and advance the tail on the chip */

drivers/infiniband/hw/ipath/ipath_uc.c

@@ -419,7 +419,7 @@ void ipath_uc_rcv(struct ipath_ibdev *dev, struct ipath_ib_header *hdr,
 		/* Signal completion event if the solicited bit is set. */
 		ipath_cq_enter(to_icq(qp->ibqp.recv_cq), &wc,
 			       (ohdr->bth[0] &
-				__constant_cpu_to_be32(1 << 23)) != 0);
+				cpu_to_be32(1 << 23)) != 0);
 		break;
 
 	case OP(RDMA_WRITE_FIRST):