1 files changed, 44 insertions, 25 deletions

diff --git a/drivers/infiniband/hw/hfi1/init.c b/drivers/infiniband/hw/hfi1/init.c
index f40864e9a3b2..4d6b9f82efa3 100644
--- a/drivers/infiniband/hw/hfi1/init.c
+++ b/drivers/infiniband/hw/hfi1/init.c
@@ -1,5 +1,5 @@
 /*
- * Copyright(c) 2015, 2016 Intel Corporation.
+ * Copyright(c) 2015-2017 Intel Corporation.
  *
  * This file is provided under a dual BSD/GPLv2 license.  When using or
  * redistributing this file, you may do so under either license.
@@ -65,6 +65,7 @@
 #include "verbs.h"
 #include "aspm.h"
 #include "affinity.h"
+#include "vnic.h"
 
 #undef pr_fmt
 #define pr_fmt(fmt) DRIVER_NAME ": " fmt
@@ -139,7 +140,7 @@ int hfi1_create_ctxts(struct hfi1_devdata *dd)
 		goto nomem;
 
 	/* create one or more kernel contexts */
-	for (i = 0; i < dd->first_user_ctxt; ++i) {
+	for (i = 0; i < dd->first_dyn_alloc_ctxt; ++i) {
 		struct hfi1_pportdata *ppd;
 		struct hfi1_ctxtdata *rcd;
 
@@ -214,9 +215,9 @@ struct hfi1_ctxtdata *hfi1_create_ctxtdata(struct hfi1_pportdata *ppd, u32 ctxt,
 	u32 base;
 
 	if (dd->rcv_entries.nctxt_extra >
-	    dd->num_rcv_contexts - dd->first_user_ctxt)
+	    dd->num_rcv_contexts - dd->first_dyn_alloc_ctxt)
 		kctxt_ngroups = (dd->rcv_entries.nctxt_extra -
-				 (dd->num_rcv_contexts - dd->first_user_ctxt));
+			 (dd->num_rcv_contexts - dd->first_dyn_alloc_ctxt));
 	rcd = kzalloc_node(sizeof(*rcd), GFP_KERNEL, numa);
 	if (rcd) {
 		u32 rcvtids, max_entries;
@@ -238,27 +239,29 @@ struct hfi1_ctxtdata *hfi1_create_ctxtdata(struct hfi1_pportdata *ppd, u32 ctxt,
 		 * Calculate the context's RcvArray entry starting point.
 		 * We do this here because we have to take into account all
 		 * the RcvArray entries that previous context would have
-		 * taken and we have to account for any extra groups
-		 * assigned to the kernel or user contexts.
+		 * taken and we have to account for any extra groups assigned
+		 * to the static (kernel) or dynamic (vnic/user) contexts.
 		 */
-		if (ctxt < dd->first_user_ctxt) {
+		if (ctxt < dd->first_dyn_alloc_ctxt) {
 			if (ctxt < kctxt_ngroups) {
 				base = ctxt * (dd->rcv_entries.ngroups + 1);
 				rcd->rcv_array_groups++;
-			} else
+			} else {
 				base = kctxt_ngroups +
 					(ctxt * dd->rcv_entries.ngroups);
+			}
 		} else {
-			u16 ct = ctxt - dd->first_user_ctxt;
+			u16 ct = ctxt - dd->first_dyn_alloc_ctxt;
 
 			base = ((dd->n_krcv_queues * dd->rcv_entries.ngroups) +
 				kctxt_ngroups);
 			if (ct < dd->rcv_entries.nctxt_extra) {
 				base += ct * (dd->rcv_entries.ngroups + 1);
 				rcd->rcv_array_groups++;
-			} else
+			} else {
 				base += dd->rcv_entries.nctxt_extra +
 					(ct * dd->rcv_entries.ngroups);
+			}
 		}
 		rcd->eager_base = base * dd->rcv_entries.group_size;
 
@@ -322,7 +325,8 @@ struct hfi1_ctxtdata *hfi1_create_ctxtdata(struct hfi1_pportdata *ppd, u32 ctxt,
 		}
 		rcd->egrbufs.rcvtid_size = HFI1_MAX_EAGER_BUFFER_SIZE;
 
-		if (ctxt < dd->first_user_ctxt) { /* N/A for PSM contexts */
+		/* Applicable only for statically created kernel contexts */
+		if (ctxt < dd->first_dyn_alloc_ctxt) {
 			rcd->opstats = kzalloc_node(sizeof(*rcd->opstats),
 						    GFP_KERNEL, numa);
 			if (!rcd->opstats)
@@ -482,6 +486,9 @@ void hfi1_init_pportdata(struct pci_dev *pdev, struct hfi1_pportdata *ppd,
 	default_pkey_idx = 1;
 
 	ppd->pkeys[default_pkey_idx] = DEFAULT_P_KEY;
+	ppd->part_enforce |= HFI1_PART_ENFORCE_IN;
+	ppd->part_enforce |= HFI1_PART_ENFORCE_OUT;
+
 	if (loopback) {
 		hfi1_early_err(&pdev->dev,
 			       "Faking data partition 0x8001 in idx %u\n",
@@ -585,7 +592,7 @@ static void enable_chip(struct hfi1_devdata *dd)
 	 * Enable kernel ctxts' receive and receive interrupt.
 	 * Other ctxts done as user opens and initializes them.
 	 */
-	for (i = 0; i < dd->first_user_ctxt; ++i) {
+	for (i = 0; i < dd->first_dyn_alloc_ctxt; ++i) {
 		rcvmask = HFI1_RCVCTRL_CTXT_ENB | HFI1_RCVCTRL_INTRAVAIL_ENB;
 		rcvmask |= HFI1_CAP_KGET_MASK(dd->rcd[i]->flags, DMA_RTAIL) ?
 			HFI1_RCVCTRL_TAILUPD_ENB : HFI1_RCVCTRL_TAILUPD_DIS;
@@ -679,6 +686,7 @@ int hfi1_init(struct hfi1_devdata *dd, int reinit)
 	dd->process_pio_send = hfi1_verbs_send_pio;
 	dd->process_dma_send = hfi1_verbs_send_dma;
 	dd->pio_inline_send = pio_copy;
+	dd->process_vnic_dma_send = hfi1_vnic_send_dma;
 
 	if (is_ax(dd)) {
 		atomic_set(&dd->drop_packet, DROP_PACKET_ON);
@@ -714,7 +722,7 @@ int hfi1_init(struct hfi1_devdata *dd, int reinit)
 	}
 
 	/* dd->rcd can be NULL if early initialization failed */
-	for (i = 0; dd->rcd && i < dd->first_user_ctxt; ++i) {
+	for (i = 0; dd->rcd && i < dd->first_dyn_alloc_ctxt; ++i) {
 		/*
 		 * Set up the (kernel) rcvhdr queue and egr TIDs.  If doing
 		 * re-init, the simplest way to handle this is to free
@@ -1078,11 +1086,11 @@ struct hfi1_devdata *hfi1_alloc_devdata(struct pci_dev *pdev, size_t extra)
 	spin_lock_init(&dd->uctxt_lock);
 	spin_lock_init(&dd->hfi1_diag_trans_lock);
 	spin_lock_init(&dd->sc_init_lock);
-	spin_lock_init(&dd->dc8051_lock);
 	spin_lock_init(&dd->dc8051_memlock);
 	seqlock_init(&dd->sc2vl_lock);
 	spin_lock_init(&dd->sde_map_lock);
 	spin_lock_init(&dd->pio_map_lock);
+	mutex_init(&dd->dc8051_lock);
 	init_waitqueue_head(&dd->event_queue);
 
 	dd->int_counter = alloc_percpu(u64);
@@ -1425,6 +1433,16 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 	/* First, lock the non-writable module parameters */
 	HFI1_CAP_LOCK();
 
+	/* Validate dev ids */
+	if (!(ent->device == PCI_DEVICE_ID_INTEL0 ||
+	      ent->device == PCI_DEVICE_ID_INTEL1)) {
+		hfi1_early_err(&pdev->dev,
+			       "Failing on unknown Intel deviceid 0x%x\n",
+			       ent->device);
+		ret = -ENODEV;
+		goto bail;
+	}
+
 	/* Validate some global module parameters */
 	ret = init_validate_rcvhdrcnt(&pdev->dev, rcvhdrcnt);
 	if (ret)
@@ -1470,15 +1488,6 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 	if (ret)
 		goto bail;
 
-	if (!(ent->device == PCI_DEVICE_ID_INTEL0 ||
-	      ent->device == PCI_DEVICE_ID_INTEL1)) {
-		hfi1_early_err(&pdev->dev,
-			       "Failing on unknown Intel deviceid 0x%x\n",
-			       ent->device);
-		ret = -ENODEV;
-		goto clean_bail;
-	}
-
 	/*
 	 * Do device-specific initialization, function table setup, dd
 	 * allocation, etc.
@@ -1497,6 +1506,9 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 	/* do the generic initialization */
 	initfail = hfi1_init(dd, 0);
 
+	/* setup vnic */
+	hfi1_vnic_setup(dd);
+
 	ret = hfi1_register_ib_device(dd);
 
 	/*
@@ -1530,6 +1542,7 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 			hfi1_device_remove(dd);
 		if (!ret)
 			hfi1_unregister_ib_device(dd);
+		hfi1_vnic_cleanup(dd);
 		postinit_cleanup(dd);
 		if (initfail)
 			ret = initfail;
@@ -1574,6 +1587,9 @@ static void remove_one(struct pci_dev *pdev)
 	/* unregister from IB core */
 	hfi1_unregister_ib_device(dd);
 
+	/* cleanup vnic */
+	hfi1_vnic_cleanup(dd);
+
 	/*
 	 * Disable the IB link, disable interrupts on the device,
 	 * clear dma engines, etc.
@@ -1613,8 +1629,11 @@ int hfi1_create_rcvhdrq(struct hfi1_devdata *dd, struct hfi1_ctxtdata *rcd)
 		amt = PAGE_ALIGN(rcd->rcvhdrq_cnt * rcd->rcvhdrqentsize *
 				 sizeof(u32));
 
-		gfp_flags = (rcd->ctxt >= dd->first_user_ctxt) ?
-			GFP_USER : GFP_KERNEL;
+		if ((rcd->ctxt < dd->first_dyn_alloc_ctxt) ||
+		    (rcd->sc && (rcd->sc->type == SC_KERNEL)))
+			gfp_flags = GFP_KERNEL;
+		else
+			gfp_flags = GFP_USER;
 		rcd->rcvhdrq = dma_zalloc_coherent(
 			&dd->pcidev->dev, amt, &rcd->rcvhdrq_dma,
 			gfp_flags | __GFP_COMP);