Imported Upstream version 16.11.2

Change-Id: I947038e46a2c747296dc7aa7522239733ca2f659
Signed-off-by: Christian Ehrhardt <christian.ehrhardt@canonical.com>

9 files changed, 80 insertions, 6 deletions

diff --git a/lib/librte_eal/bsdapp/eal/eal_pci.c b/lib/librte_eal/bsdapp/eal/eal_pci.c
index 8b3ed881..f1de16ea 100644
--- a/lib/librte_eal/bsdapp/eal/eal_pci.c
+++ b/lib/librte_eal/bsdapp/eal/eal_pci.c
@@ -323,6 +323,7 @@ pci_scan_one(int dev_pci_fd, struct pci_conf *conf)
 
 	/* device is valid, add in list (sorted) */
 	if (TAILQ_EMPTY(&pci_device_list)) {
+		rte_eal_device_insert(&dev->device);
 		TAILQ_INSERT_TAIL(&pci_device_list, dev, next);
 	}
 	else {
@@ -335,7 +336,7 @@ pci_scan_one(int dev_pci_fd, struct pci_conf *conf)
 				continue;
 			else if (ret < 0) {
 				TAILQ_INSERT_BEFORE(dev2, dev, next);
-				return 0;
+				rte_eal_device_insert(&dev->device);
 			} else { /* already registered */
 				dev2->kdrv = dev->kdrv;
 				dev2->max_vfs = dev->max_vfs;
@@ -343,9 +344,10 @@ pci_scan_one(int dev_pci_fd, struct pci_conf *conf)
 					dev->mem_resource,
 					sizeof(dev->mem_resource));
 				free(dev);
-				return 0;
 			}
+			return 0;
 		}
+		rte_eal_device_insert(&dev->device);
 		TAILQ_INSERT_TAIL(&pci_device_list, dev, next);
 	}
 
diff --git a/lib/librte_eal/bsdapp/nic_uio/nic_uio.c b/lib/librte_eal/bsdapp/nic_uio/nic_uio.c
index 99a4975c..4bd7545a 100644
--- a/lib/librte_eal/bsdapp/nic_uio/nic_uio.c
+++ b/lib/librte_eal/bsdapp/nic_uio/nic_uio.c
@@ -180,6 +180,10 @@ nic_uio_probe (device_t dev)
 	unsigned int device = pci_get_slot(dev);
 	unsigned int function = pci_get_function(dev);
 
+	char bdf_str[256];
+	char *token, *remaining;
+
+	/* First check if we found this on load */
 	for (i = 0; i < num_detached; i++)
 		if (bus == pci_get_bus(detached_devices[i]) &&
 		    device == pci_get_slot(detached_devices[i]) &&
@@ -188,6 +192,45 @@ nic_uio_probe (device_t dev)
 			return BUS_PROBE_SPECIFIC;
 		}
 
+	/* otherwise check if it's a new device and if it matches the BDF */
+	memset(bdf_str, 0, sizeof(bdf_str));
+	TUNABLE_STR_FETCH("hw.nic_uio.bdfs", bdf_str, sizeof(bdf_str));
+	remaining = bdf_str;
+	while (1) {
+		if (remaining == NULL || remaining[0] == '\0')
+			break;
+		token = strsep(&remaining, ",:");
+		if (token == NULL)
+			break;
+		bus = strtol(token, NULL, 10);
+		token = strsep(&remaining, ",:");
+		if (token == NULL)
+			break;
+		device = strtol(token, NULL, 10);
+		token = strsep(&remaining, ",:");
+		if (token == NULL)
+			break;
+		function = strtol(token, NULL, 10);
+
+		if (bus == pci_get_bus(dev) &&
+				device == pci_get_slot(dev) &&
+				function == pci_get_function(dev)) {
+
+			if (num_detached < MAX_DETACHED_DEVICES) {
+				printf("%s: probed dev=%p\n",
+					       __func__, dev);
+				detached_devices[num_detached++] = dev;
+				device_set_desc(dev, "DPDK PCI Device");
+				return BUS_PROBE_SPECIFIC;
+			} else {
+				printf("%s: reached MAX_DETACHED_DEVICES=%d. dev=%p won't be reattached\n",
+						__func__, MAX_DETACHED_DEVICES,
+						dev);
+				break;
+			}
+		}
+	}
+
 	return ENXIO;
 }
 
@@ -248,6 +291,7 @@ nic_uio_load(void)
 	memset(bdf_str, 0, sizeof(bdf_str));
 	TUNABLE_STR_FETCH("hw.nic_uio.bdfs", bdf_str, sizeof(bdf_str));
 	remaining = bdf_str;
+	printf("nic_uio: hw.nic_uio.bdfs = '%s'\n", bdf_str);
 	/*
 	 * Users should specify PCI BDFs in the format "b:d:f,b:d:f,b:d:f".
 	 *  But the code below does not try differentiate between : and ,
diff --git a/lib/librte_eal/common/include/rte_dev.h b/lib/librte_eal/common/include/rte_dev.h
index 8840380d..dcf33d0e 100644
--- a/lib/librte_eal/common/include/rte_dev.h
+++ b/lib/librte_eal/common/include/rte_dev.h
@@ -49,6 +49,7 @@ extern "C" {
 #include <stdio.h>
 #include <sys/queue.h>
 
+#include <rte_config.h>
 #include <rte_log.h>
 
 __attribute__((format(printf, 2, 0)))
@@ -70,6 +71,19 @@ rte_pmd_debug_trace(const char *func_name, const char *fmt, ...)
 	rte_log(RTE_LOG_ERR, RTE_LOGTYPE_PMD, "%s: %s", func_name, buffer);
 }
 
+/*
+ * Enable RTE_PMD_DEBUG_TRACE() when at least one component relying on the
+ * RTE_*_RET() macros defined below is compiled in debug mode.
+ */
+#if defined(RTE_LIBRTE_ETHDEV_DEBUG) || \
+	defined(RTE_LIBRTE_CRYPTODEV_DEBUG) || \
+	defined(RTE_LIBRTE_EVENTDEV_DEBUG)
+#define RTE_PMD_DEBUG_TRACE(...) \
+	rte_pmd_debug_trace(__func__, __VA_ARGS__)
+#else
+#define RTE_PMD_DEBUG_TRACE(...) (void)0
+#endif
+
 /* Macros for checking for restricting functions to primary instance only */
 #define RTE_PROC_PRIMARY_OR_ERR_RET(retval) do { \
 	if (rte_eal_process_type() != RTE_PROC_PRIMARY) { \
diff --git a/lib/librte_eal/common/include/rte_version.h b/lib/librte_eal/common/include/rte_version.h
index 0de35fb7..5bbe906b 100644
--- a/lib/librte_eal/common/include/rte_version.h
+++ b/lib/librte_eal/common/include/rte_version.h
@@ -66,7 +66,7 @@ extern "C" {
 /**
  * Patch level number i.e. the z in yy.mm.z
  */
-#define RTE_VER_MINOR 1
+#define RTE_VER_MINOR 2
 
 /**
  * Extra string to be appended to version number
diff --git a/lib/librte_eal/linuxapp/eal/eal_interrupts.c b/lib/librte_eal/linuxapp/eal/eal_interrupts.c
index 47a3b20a..368863f9 100644
--- a/lib/librte_eal/linuxapp/eal/eal_interrupts.c
+++ b/lib/librte_eal/linuxapp/eal/eal_interrupts.c
@@ -194,14 +194,14 @@ vfio_disable_intx(struct rte_intr_handle *intr_handle) {
 	irq_set = (struct vfio_irq_set *) irq_set_buf;
 	irq_set->argsz = len;
 	irq_set->count = 1;
-	irq_set->flags = VFIO_IRQ_SET_DATA_NONE | VFIO_IRQ_SET_ACTION_UNMASK;
+	irq_set->flags = VFIO_IRQ_SET_DATA_NONE | VFIO_IRQ_SET_ACTION_MASK;
 	irq_set->index = VFIO_PCI_INTX_IRQ_INDEX;
 	irq_set->start = 0;
 
 	ret = ioctl(intr_handle->vfio_dev_fd, VFIO_DEVICE_SET_IRQS, irq_set);
 
 	if (ret) {
-		RTE_LOG(ERR, EAL, "Error unmasking INTx interrupts for fd %d\n",
+		RTE_LOG(ERR, EAL, "Error masking INTx interrupts for fd %d\n",
 						intr_handle->fd);
 		return -1;
 	}
diff --git a/lib/librte_eal/linuxapp/eal/eal_pci_uio.c b/lib/librte_eal/linuxapp/eal/eal_pci_uio.c
index 3e4ffb57..aac05d7a 100644
--- a/lib/librte_eal/linuxapp/eal/eal_pci_uio.c
+++ b/lib/librte_eal/linuxapp/eal/eal_pci_uio.c
@@ -38,6 +38,7 @@
 #include <inttypes.h>
 #include <sys/stat.h>
 #include <sys/mman.h>
+#include <sys/sysmacros.h>
 #include <linux/pci_regs.h>
 
 #if defined(RTE_ARCH_X86)
diff --git a/lib/librte_eal/linuxapp/eal/eal_pci_vfio.c b/lib/librte_eal/linuxapp/eal/eal_pci_vfio.c
index 5f478c59..7d8b9fb2 100644
--- a/lib/librte_eal/linuxapp/eal/eal_pci_vfio.c
+++ b/lib/librte_eal/linuxapp/eal/eal_pci_vfio.c
@@ -355,7 +355,8 @@ pci_vfio_map_resource(struct rte_pci_device *dev)
 	} else {
 		/* if we're in a secondary process, just find our tailq entry */
 		TAILQ_FOREACH(vfio_res, vfio_res_list, next) {
-			if (memcmp(&vfio_res->pci_addr, &dev->addr, sizeof(dev->addr)))
+			if (rte_eal_compare_pci_addr(&vfio_res->pci_addr,
+						     &dev->addr))
 				continue;
 			break;
 		}
diff --git a/lib/librte_eal/linuxapp/kni/compat.h b/lib/librte_eal/linuxapp/kni/compat.h
index 78da08e5..d96275af 100644
--- a/lib/librte_eal/linuxapp/kni/compat.h
+++ b/lib/librte_eal/linuxapp/kni/compat.h
@@ -2,6 +2,8 @@
  * Minimal wrappers to allow compiling kni on older kernels.
  */
 
+#include <linux/version.h>
+
 #ifndef RHEL_RELEASE_VERSION
 #define RHEL_RELEASE_VERSION(a, b) (((a) << 8) + (b))
 #endif
@@ -67,3 +69,7 @@
 	(LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 34)))
 #undef NET_NAME_UNKNOWN
 #endif
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 11, 0)
+#define HAVE_SIGNAL_FUNCTIONS_OWN_HEADER
+#endif
diff --git a/lib/librte_eal/linuxapp/kni/kni_dev.h b/lib/librte_eal/linuxapp/kni/kni_dev.h
index 58cbadd3..f0f6e61f 100644
--- a/lib/librte_eal/linuxapp/kni/kni_dev.h
+++ b/lib/librte_eal/linuxapp/kni/kni_dev.h
@@ -30,9 +30,15 @@
 #endif
 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
 
+#include "compat.h"
+
 #include <linux/if.h>
 #include <linux/wait.h>
+#ifdef HAVE_SIGNAL_FUNCTIONS_OWN_HEADER
+#include <linux/sched/signal.h>
+#else
 #include <linux/sched.h>
+#endif
 #include <linux/netdevice.h>
 #include <linux/spinlock.h>
 #include <linux/list.h>