Add support for DPDK 16.04 release, rebase some of 2.2.0 patches

Change-Id: I08292ba39dc6012c2edbcdaed0b02a8ebe07aec4
Signed-off-by: Damjan Marion <damarion@cisco.com>

7 files changed, 318 insertions, 1 deletions

diff --git a/dpdk/Makefile b/dpdk/Makefile
index e1aafcbb1fd..04ab94d3066 100644
--- a/dpdk/Makefile
+++ b/dpdk/Makefile
@@ -29,7 +29,7 @@ DPDK_TARBALL := dpdk-$(DPDK_VERSION).tar.gz
 DPDK_TAR_URL := $(DPDK_BASE_URL)/$(DPDK_TARBALL)
 DPDK_2.1.0_TARBALL_MD5_CKSUM := 205a0d12bfd6eb717d57506272f43519
 DPDK_2.2.0_TARBALL_MD5_CKSUM := 22e2fd68cd5504f43fe9a5a6fd6dd938
-DPDK_16.04-rc4_TARBALL_MD5_CKSUM := 0de766a629999881e1c6e0de25d92bc0
+DPDK_16.04_TARBALL_MD5_CKSUM := 0728d506d7f56eb64233e824fa3c098a
 DPDK_SOURCE := $(B)/dpdk-$(DPDK_VERSION)
 DPDK_TARGET := x86_64-native-linuxapp-gcc
 JOBS := $(shell grep processor /proc/cpuinfo | wc -l)
diff --git a/dpdk/dpdk-16.04_patches/0001-e1000-Set-VLAN-Rx-Offload-tag-correctly.patch b/dpdk/dpdk-16.04_patches/0001-e1000-Set-VLAN-Rx-Offload-tag-correctly.patch
new file mode 100644
index 00000000000..044a4179003
--- /dev/null
+++ b/dpdk/dpdk-16.04_patches/0001-e1000-Set-VLAN-Rx-Offload-tag-correctly.patch
@@ -0,0 +1,75 @@
+From c085c9f9a7332c63d002169581edc89ef99fdbb1 Mon Sep 17 00:00:00 2001
+From: Damjan Marion <damarion@cisco.com>
+Date: Wed, 16 Dec 2015 03:21:21 +0100
+Subject: [PATCH 1/6] e1000: Set VLAN Rx Offload tag correctly
+
+---
+ drivers/net/e1000/igb_rxtx.c | 30 ++++++++++++++++++++++++++++++
+ lib/librte_ether/rte_ether.h |  3 +++
+ 2 files changed, 33 insertions(+)
+
+diff --git a/drivers/net/e1000/igb_rxtx.c b/drivers/net/e1000/igb_rxtx.c
+index 4a987e3..d6a4ce5 100644
+--- a/drivers/net/e1000/igb_rxtx.c
++++ b/drivers/net/e1000/igb_rxtx.c
+@@ -904,6 +904,21 @@ eth_igb_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
+ 		pkt_flags = rx_desc_hlen_type_rss_to_pkt_flags(rxq, hlen_type_rss);
+ 		pkt_flags = pkt_flags | rx_desc_status_to_pkt_flags(staterr);
+ 		pkt_flags = pkt_flags | rx_desc_error_to_pkt_flags(staterr);
++		{
++		  /*
++		   * Check packet for VLAN ethernet types and set
++		   * RX Offload flag PKT_RX_VLAN_PKT accordingly.
++		   */
++		  struct ether_hdr *eth_hdr = 
++              rte_pktmbuf_mtod(rxm, struct ether_hdr *);
++		  u16 eth_type = rte_be_to_cpu_16(eth_hdr->ether_type);
++
++		  if ((eth_type == ETHER_TYPE_VLAN) ||
++		      (eth_type == ETHER_TYPE_VLAN_AD) ||
++		      (eth_type == ETHER_TYPE_VLAN_9100) ||
++		      (eth_type == ETHER_TYPE_VLAN_9200))
++		    pkt_flags |= PKT_RX_VLAN_PKT;
++		}
+ 		rxm->ol_flags = pkt_flags;
+ 		rxm->packet_type = igb_rxd_pkt_info_to_pkt_type(rxd.wb.lower.
+ 						lo_dword.hs_rss.pkt_info);
+@@ -1140,6 +1155,21 @@ eth_igb_recv_scattered_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
+ 		pkt_flags = rx_desc_hlen_type_rss_to_pkt_flags(rxq, hlen_type_rss);
+ 		pkt_flags = pkt_flags | rx_desc_status_to_pkt_flags(staterr);
+ 		pkt_flags = pkt_flags | rx_desc_error_to_pkt_flags(staterr);
++		{
++		  /*
++		   * Check packet for VLAN ethernet types and set
++		   * RX Offload flag PKT_RX_VLAN_PKT accordingly.
++		   */
++		  struct ether_hdr *eth_hdr = 
++              rte_pktmbuf_mtod(rxm, struct ether_hdr *);
++		  u16 eth_type = rte_be_to_cpu_16(eth_hdr->ether_type);
++
++		  if ((eth_type == ETHER_TYPE_VLAN) ||
++		      (eth_type == ETHER_TYPE_VLAN_AD) ||
++		      (eth_type == ETHER_TYPE_VLAN_9100) ||
++		      (eth_type == ETHER_TYPE_VLAN_9200))
++		    pkt_flags |= PKT_RX_VLAN_PKT;
++		}
+ 		first_seg->ol_flags = pkt_flags;
+ 		first_seg->packet_type = igb_rxd_pkt_info_to_pkt_type(rxd.wb.
+ 					lower.lo_dword.hs_rss.pkt_info);
+diff --git a/lib/librte_ether/rte_ether.h b/lib/librte_ether/rte_ether.h
+index 1d62d8e..341121a 100644
+--- a/lib/librte_ether/rte_ether.h
++++ b/lib/librte_ether/rte_ether.h
+@@ -332,6 +332,9 @@ struct vxlan_hdr {
+ #define ETHER_TYPE_1588 0x88F7 /**< IEEE 802.1AS 1588 Precise Time Protocol. */
+ #define ETHER_TYPE_SLOW 0x8809 /**< Slow protocols (LACP and Marker). */
+ #define ETHER_TYPE_TEB  0x6558 /**< Transparent Ethernet Bridging. */
++#define ETHER_TYPE_VLAN_AD     0x88a8 /**< IEEE 802.1AD VLAN tagging. */
++#define ETHER_TYPE_VLAN_9100   0x9100 /**< VLAN 0x9100 tagging. */
++#define ETHER_TYPE_VLAN_9200   0x9200 /**< VLAN 0x9200 tagging. */
+ 
+ #define ETHER_VXLAN_HLEN (sizeof(struct udp_hdr) + sizeof(struct vxlan_hdr))
+ /**< VXLAN tunnel header length. */
+-- 
+2.7.4
+
diff --git a/dpdk/dpdk-16.04_patches/0002-ixgbe-Wait-a-bit-longer-for-autonegotiation-to-leave.patch b/dpdk/dpdk-16.04_patches/0002-ixgbe-Wait-a-bit-longer-for-autonegotiation-to-leave.patch
new file mode 100644
index 00000000000..4b385467359
--- /dev/null
+++ b/dpdk/dpdk-16.04_patches/0002-ixgbe-Wait-a-bit-longer-for-autonegotiation-to-leave.patch
@@ -0,0 +1,25 @@
+From 8e1be5044b5ee29c8cb3921051fb6d0722b60651 Mon Sep 17 00:00:00 2001
+From: Damjan Marion <damarion@cisco.com>
+Date: Wed, 16 Dec 2015 03:22:11 +0100
+Subject: [PATCH 2/6] ixgbe: Wait a bit longer for autonegotiation to leave
+
+---
+ drivers/net/ixgbe/base/ixgbe_82599.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/drivers/net/ixgbe/base/ixgbe_82599.c b/drivers/net/ixgbe/base/ixgbe_82599.c
+index 154c1f1..817a8b5 100644
+--- a/drivers/net/ixgbe/base/ixgbe_82599.c
++++ b/drivers/net/ixgbe/base/ixgbe_82599.c
+@@ -2470,7 +2470,7 @@ s32 ixgbe_reset_pipeline_82599(struct ixgbe_hw *hw)
+ 	IXGBE_WRITE_REG(hw, IXGBE_AUTOC,
+ 			autoc_reg ^ (0x4 << IXGBE_AUTOC_LMS_SHIFT));
+ 	/* Wait for AN to leave state 0 */
+-	for (i = 0; i < 10; i++) {
++	for (i = 0; i < 50; i++) {
+ 		msec_delay(4);
+ 		anlp1_reg = IXGBE_READ_REG(hw, IXGBE_ANLP1);
+ 		if (anlp1_reg & IXGBE_ANLP1_AN_STATE_MASK)
+-- 
+2.7.4
+
diff --git a/dpdk/dpdk-16.04_patches/0003-virtio-Cleanup-virtio-pmd-debug-log-output-reset.patch b/dpdk/dpdk-16.04_patches/0003-virtio-Cleanup-virtio-pmd-debug-log-output-reset.patch
new file mode 100644
index 00000000000..8c53d0f11bb
--- /dev/null
+++ b/dpdk/dpdk-16.04_patches/0003-virtio-Cleanup-virtio-pmd-debug-log-output-reset.patch
@@ -0,0 +1,65 @@
+From 1ee05e874eaa3f03ee7b5fbd6a32dff7304bd620 Mon Sep 17 00:00:00 2001
+From: Damjan Marion <damarion@cisco.com>
+Date: Wed, 16 Dec 2015 03:29:22 +0100
+Subject: [PATCH 3/6] virtio: Cleanup virtio pmd debug log output, reset
+
+---
+ drivers/net/virtio/virtio_ethdev.c | 5 -----
+ drivers/net/virtio/virtio_rxtx.c   | 4 +++-
+ 2 files changed, 3 insertions(+), 6 deletions(-)
+
+diff --git a/drivers/net/virtio/virtio_ethdev.c b/drivers/net/virtio/virtio_ethdev.c
+index 63a368a..ed4e757 100644
+--- a/drivers/net/virtio/virtio_ethdev.c
++++ b/drivers/net/virtio/virtio_ethdev.c
+@@ -1405,18 +1405,13 @@ virtio_dev_link_update(struct rte_eth_dev *dev, __rte_unused int wait_to_complet
+ 	link.link_speed  = SPEED_10G;
+ 
+ 	if (vtpci_with_feature(hw, VIRTIO_NET_F_STATUS)) {
+-		PMD_INIT_LOG(DEBUG, "Get link status from hw");
+ 		vtpci_read_dev_config(hw,
+ 				offsetof(struct virtio_net_config, status),
+ 				&status, sizeof(status));
+ 		if ((status & VIRTIO_NET_S_LINK_UP) == 0) {
+ 			link.link_status = ETH_LINK_DOWN;
+-			PMD_INIT_LOG(DEBUG, "Port %d is down",
+-				     dev->data->port_id);
+ 		} else {
+ 			link.link_status = ETH_LINK_UP;
+-			PMD_INIT_LOG(DEBUG, "Port %d is up",
+-				     dev->data->port_id);
+ 		}
+ 	} else {
+ 		link.link_status = ETH_LINK_UP;
+diff --git a/drivers/net/virtio/virtio_rxtx.c b/drivers/net/virtio/virtio_rxtx.c
+index ef21d8e..7fe14ad 100644
+--- a/drivers/net/virtio/virtio_rxtx.c
++++ b/drivers/net/virtio/virtio_rxtx.c
+@@ -643,6 +643,7 @@ virtio_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, uint16_t nb_pkts)
+ 		rxm->next = NULL;
+ 		rxm->pkt_len = (uint32_t)(len[i] - hdr_size);
+ 		rxm->data_len = (uint16_t)(len[i] - hdr_size);
++		rxm->ol_flags = 0;
+ 
+ 		if (hw->vlan_strip)
+ 			rte_vlan_strip(rxm);
+@@ -760,6 +761,7 @@ virtio_recv_mergeable_pkts(void *rx_queue,
+ 		rxm->vlan_tci = 0;
+ 		rxm->pkt_len = (uint32_t)(len[0] - hdr_size);
+ 		rxm->data_len = (uint16_t)(len[0] - hdr_size);
++		rxm->ol_flags = 0;
+ 
+ 		rxm->port = rxvq->port_id;
+ 		rx_pkts[nb_rx] = rxm;
+@@ -863,7 +865,7 @@ virtio_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t nb_pkts)
+ 	if (unlikely(nb_pkts < 1))
+ 		return nb_pkts;
+ 
+-	PMD_TX_LOG(DEBUG, "%d packets to xmit", nb_pkts);
++	PMD_TX_LOG(DEBUG, "%d packets to xmit\n", nb_pkts);
+ 	nb_used = VIRTQUEUE_NUSED(txvq);
+ 
+ 	virtio_rmb();
+-- 
+2.7.4
+
diff --git a/dpdk/dpdk-16.04_patches/0004-mbuf-rearrange-rte_mbuf-metadata-to-suit-vpp.patch b/dpdk/dpdk-16.04_patches/0004-mbuf-rearrange-rte_mbuf-metadata-to-suit-vpp.patch
new file mode 100644
index 00000000000..78d0c637562
--- /dev/null
+++ b/dpdk/dpdk-16.04_patches/0004-mbuf-rearrange-rte_mbuf-metadata-to-suit-vpp.patch
@@ -0,0 +1,83 @@
+From eed80f56477e26a5711ea3749d1881797b3c82a5 Mon Sep 17 00:00:00 2001
+From: Damjan Marion <damarion@cisco.com>
+Date: Wed, 16 Dec 2015 04:25:23 +0100
+Subject: [PATCH 4/6] mbuf: rearrange rte_mbuf metadata to suit vpp
+
+---
+ .../linuxapp/eal/include/exec-env/rte_kni_common.h   |  5 +++--
+ lib/librte_mbuf/rte_mbuf.h                           | 20 ++++++++++++--------
+ 2 files changed, 15 insertions(+), 10 deletions(-)
+
+diff --git a/lib/librte_eal/linuxapp/eal/include/exec-env/rte_kni_common.h b/lib/librte_eal/linuxapp/eal/include/exec-env/rte_kni_common.h
+index 7e5e598..fdbeb4a 100644
+--- a/lib/librte_eal/linuxapp/eal/include/exec-env/rte_kni_common.h
++++ b/lib/librte_eal/linuxapp/eal/include/exec-env/rte_kni_common.h
+@@ -118,11 +118,12 @@ struct rte_kni_mbuf {
+ 	char pad2[4];
+ 	uint32_t pkt_len;       /**< Total pkt len: sum of all segment data_len. */
+ 	uint16_t data_len;      /**< Amount of data in segment buffer. */
++	char pad3[8];
++	void *next;
+ 
+ 	/* fields on second cache line */
+-	char pad3[8] __attribute__((__aligned__(RTE_CACHE_LINE_MIN_SIZE)));
++	char pad4[16] __attribute__((__aligned__(RTE_CACHE_LINE_MIN_SIZE)));
+ 	void *pool;
+-	void *next;
+ };
+ 
+ /*
+diff --git a/lib/librte_mbuf/rte_mbuf.h b/lib/librte_mbuf/rte_mbuf.h
+index 75a227d..ca4d0fb 100644
+--- a/lib/librte_mbuf/rte_mbuf.h
++++ b/lib/librte_mbuf/rte_mbuf.h
+@@ -731,6 +731,12 @@ typedef uint64_t MARKER64[0]; /**< marker that allows us to overwrite 8 bytes
+ /**
+  * The generic rte_mbuf, containing a packet mbuf.
+  */
++/*
++ * offload in the second cache line, next in the first. Better for vpp
++ * at least as of right now.
++ * If you change this structure, you must change the user-mode
++ * version in rte_mbuf.h
++ */
+ struct rte_mbuf {
+ 	MARKER cacheline0;
+ 
+@@ -783,6 +789,12 @@ struct rte_mbuf {
+ 	uint32_t pkt_len;         /**< Total pkt len: sum of all segments. */
+ 	uint16_t data_len;        /**< Amount of data in segment buffer. */
+ 	uint16_t vlan_tci;        /**< VLAN Tag Control Identifier (CPU order) */
++	uint32_t seqn; /**< Sequence number. See also rte_reorder_insert() */
++	uint16_t vlan_tci_outer;  /**< Outer VLAN Tag Control Identifier (CPU order) */
++	struct rte_mbuf *next;    /**< Next segment of scattered packet. */
++
++	/* second cache line - fields only used in slow path or on TX */
++	MARKER cacheline1 __rte_cache_min_aligned;
+ 
+ 	union {
+ 		uint32_t rss;     /**< RSS hash result if RSS enabled */
+@@ -806,20 +818,12 @@ struct rte_mbuf {
+ 		uint32_t usr;	  /**< User defined tags. See rte_distributor_process() */
+ 	} hash;                   /**< hash information */
+ 
+-	uint32_t seqn; /**< Sequence number. See also rte_reorder_insert() */
+-
+-	uint16_t vlan_tci_outer;  /**< Outer VLAN Tag Control Identifier (CPU order) */
+-
+-	/* second cache line - fields only used in slow path or on TX */
+-	MARKER cacheline1 __rte_cache_min_aligned;
+-
+ 	union {
+ 		void *userdata;   /**< Can be used for external metadata */
+ 		uint64_t udata64; /**< Allow 8-byte userdata on 32-bit */
+ 	};
+ 
+ 	struct rte_mempool *pool; /**< Pool from which mbuf was allocated. */
+-	struct rte_mbuf *next;    /**< Next segment of scattered packet. */
+ 
+ 	/* fields to support TX offloads */
+ 	union {
+-- 
+2.7.4
+
diff --git a/dpdk/dpdk-16.04_patches/0005-Allow-applications-to-override-rte_delay_us.patch b/dpdk/dpdk-16.04_patches/0005-Allow-applications-to-override-rte_delay_us.patch
new file mode 100644
index 00000000000..8a32f6009ca
--- /dev/null
+++ b/dpdk/dpdk-16.04_patches/0005-Allow-applications-to-override-rte_delay_us.patch
@@ -0,0 +1,43 @@
+From 3432c140c9c51e671a4d58bb428d5852426add1f Mon Sep 17 00:00:00 2001
+From: "Todd Foggoa (tfoggoa)" <tfoggoa@cisco.com>
+Date: Wed, 3 Feb 2016 08:35:27 -0800
+Subject: [PATCH 5/6] Allow applications to override rte_delay_us()
+
+Some applications may wish to define their own implentation of
+usec delay other than the existing blocking one. The default
+behavior remains unchanged.
+
+Signed-off-by: Todd Foggoa (tfoggoa) <tfoggoa@cisco.com>
+---
+ lib/librte_eal/common/eal_common_timer.c | 12 ++++++++++++
+ 1 file changed, 12 insertions(+)
+
+diff --git a/lib/librte_eal/common/eal_common_timer.c b/lib/librte_eal/common/eal_common_timer.c
+index c4227cd..cc26b91 100644
+--- a/lib/librte_eal/common/eal_common_timer.c
++++ b/lib/librte_eal/common/eal_common_timer.c
+@@ -47,9 +47,21 @@
+ /* The frequency of the RDTSC timer resolution */
+ static uint64_t eal_tsc_resolution_hz;
+ 
++/* Allow an override of the rte_delay_us function */
++int rte_delay_us_override (unsigned us) __attribute__((weak));
++
++int
++rte_delay_us_override(__attribute__((unused)) unsigned us)
++{
++	return 0;
++}
++
+ void
+ rte_delay_us(unsigned us)
+ {
++	if (rte_delay_us_override(us))
++		return;
++
+ 	const uint64_t start = rte_get_timer_cycles();
+ 	const uint64_t ticks = (uint64_t)us * rte_get_timer_hz() / 1E6;
+ 	while ((rte_get_timer_cycles() - start) < ticks)
+-- 
+2.7.4
+
diff --git a/dpdk/dpdk-16.04_patches/0006-Temporarily-disable-unthrottled-log-message.patch b/dpdk/dpdk-16.04_patches/0006-Temporarily-disable-unthrottled-log-message.patch
new file mode 100644
index 00000000000..2241522612e
--- /dev/null
+++ b/dpdk/dpdk-16.04_patches/0006-Temporarily-disable-unthrottled-log-message.patch
@@ -0,0 +1,26 @@
+From 454e25ed57c17ec18ee76ead4a75f9abdf579608 Mon Sep 17 00:00:00 2001
+From: Dave Barach <dave@barachs.net>
+Date: Tue, 9 Feb 2016 10:22:39 -0500
+Subject: [PATCH 6/6] Temporarily disable unthrottled log message.
+
+Signed-off-by: Dave Barach <dave@barachs.net>
+---
+ lib/librte_eal/linuxapp/eal/eal_interrupts.c | 2 ++
+ 1 file changed, 2 insertions(+)
+
+diff --git a/lib/librte_eal/linuxapp/eal/eal_interrupts.c b/lib/librte_eal/linuxapp/eal/eal_interrupts.c
+index 06b26a9..8d918a4 100644
+--- a/lib/librte_eal/linuxapp/eal/eal_interrupts.c
++++ b/lib/librte_eal/linuxapp/eal/eal_interrupts.c
+@@ -711,6 +711,8 @@ eal_intr_process_interrupts(struct epoll_event *events, int nfds)
+ 				if (errno == EINTR || errno == EWOULDBLOCK)
+ 					continue;
+ 
++                                /* $$$ disable to avoid filling /var/log */
++                                if (0)
+ 				RTE_LOG(ERR, EAL, "Error reading from file "
+ 					"descriptor %d: %s\n",
+ 					events[n].data.fd,
+-- 
+2.7.4
+