diff mbox

[v3,8/9] Keystone2: Add initial Packet IO

Message ID 1398246839-15554-9-git-send-email-taras.kondratiuk@linaro.org
State Superseded
Headers show

Commit Message

Taras Kondratiuk April 23, 2014, 9:53 a.m. UTC
Add simple Packet IO implementation. Packet accelerator is not used,
so packets are sent directly to Ethernet switch ports.

Signed-off-by: Taras Kondratiuk <taras.kondratiuk@linaro.org>
---
 .../linux-keystone2/include/odp_buffer_internal.h  |    2 -
 .../include/odp_buffer_pool_internal.h             |    1 +
 .../linux-keystone2/include/odp_packet_internal.h  |  141 +++++++
 .../include/odp_packet_io_internal.h               |   54 +++
 .../linux-keystone2/include/odp_queue_internal.h   |    1 +
 platform/linux-keystone2/source/odp_buffer.c       |   14 +-
 platform/linux-keystone2/source/odp_buffer_pool.c  |   10 +-
 platform/linux-keystone2/source/odp_init.c         |    4 +-
 platform/linux-keystone2/source/odp_packet.c       |   33 +-
 platform/linux-keystone2/source/odp_packet_io.c    |  436 ++++++++++++++++++++
 platform/linux-keystone2/source/odp_queue.c        |    8 +-
 11 files changed, 674 insertions(+), 30 deletions(-)
 create mode 100644 platform/linux-keystone2/include/odp_packet_internal.h
 create mode 100644 platform/linux-keystone2/include/odp_packet_io_internal.h
 create mode 100644 platform/linux-keystone2/source/odp_packet_io.c
diff mbox

Patch

diff --git a/platform/linux-keystone2/include/odp_buffer_internal.h b/platform/linux-keystone2/include/odp_buffer_internal.h
index b830e12..3973b5c 100644
--- a/platform/linux-keystone2/include/odp_buffer_internal.h
+++ b/platform/linux-keystone2/include/odp_buffer_internal.h
@@ -60,8 +60,6 @@  typedef struct odp_buffer_hdr_t {
 	void		*buf_vaddr;
 	uint32_t	free_queue;
 	int type;
-	struct odp_buffer_hdr_t *next;       /* next buf in a list */
-	odp_buffer_bits_t        handle;     /* handle */
 } odp_buffer_hdr_t;
 
 
diff --git a/platform/linux-keystone2/include/odp_buffer_pool_internal.h b/platform/linux-keystone2/include/odp_buffer_pool_internal.h
index a77331c..6394a8b 100644
--- a/platform/linux-keystone2/include/odp_buffer_pool_internal.h
+++ b/platform/linux-keystone2/include/odp_buffer_pool_internal.h
@@ -72,6 +72,7 @@  static inline void *get_pool_entry(odp_buffer_pool_t pool_id)
 {
 	return pool_entry_ptr[pool_id];
 }
+uint32_t _odp_pool_get_free_queue(odp_buffer_pool_t pool_id);
 
 #ifdef __cplusplus
 }
diff --git a/platform/linux-keystone2/include/odp_packet_internal.h b/platform/linux-keystone2/include/odp_packet_internal.h
new file mode 100644
index 0000000..8ccf705
--- /dev/null
+++ b/platform/linux-keystone2/include/odp_packet_internal.h
@@ -0,0 +1,141 @@ 
+/* Copyright (c) 2013, Linaro Limited
+ * All rights reserved.
+ *
+ * SPDX-License-Identifier:     BSD-3-Clause
+ */
+
+
+/**
+ * @file
+ *
+ * ODP packet descriptor - implementation internal
+ */
+
+#ifndef ODP_PACKET_INTERNAL_H_
+#define ODP_PACKET_INTERNAL_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <odp_align.h>
+#include <odp_debug.h>
+#include <odp_buffer_internal.h>
+#include <odp_buffer_pool_internal.h>
+#include <odp_packet.h>
+#include <odp_packet_io.h>
+
+/**
+ * Packet input & protocol flags
+ */
+typedef union {
+	/* All input flags */
+	uint32_t all;
+
+	struct {
+		/* Bitfield flags for each protocol */
+		uint32_t l2:1;        /**< known L2 protocol present */
+		uint32_t l3:1;        /**< known L3 protocol present */
+		uint32_t l4:1;        /**< known L4 protocol present */
+
+		uint32_t eth:1;       /**< Ethernet */
+		uint32_t jumbo:1;     /**< Jumbo frame */
+		uint32_t vlan:1;      /**< VLAN hdr found */
+		uint32_t vlan_qinq:1; /**< Stacked VLAN found, QinQ */
+
+		uint32_t arp:1;       /**< ARP */
+
+		uint32_t ipv4:1;      /**< IPv4 */
+		uint32_t ipv6:1;      /**< IPv6 */
+		uint32_t ipfrag:1;    /**< IP fragment */
+		uint32_t ipopt:1;     /**< IP optional headers */
+		uint32_t ipsec:1;     /**< IPSec decryption may be needed */
+
+		uint32_t udp:1;       /**< UDP */
+		uint32_t tcp:1;       /**< TCP */
+		uint32_t sctp:1;      /**< SCTP */
+		uint32_t icmp:1;      /**< ICMP */
+	};
+} input_flags_t;
+
+ODP_ASSERT(sizeof(input_flags_t) == sizeof(uint32_t), INPUT_FLAGS_SIZE_ERROR);
+
+/**
+ * Packet error flags
+ */
+typedef union {
+	/* All error flags */
+	uint32_t all;
+
+	struct {
+		/* Bitfield flags for each detected error */
+		uint32_t frame_len:1; /**< Frame length error */
+		uint32_t l2_chksum:1; /**< L2 checksum error, checks TBD */
+		uint32_t ip_err:1;    /**< IP error,  checks TBD */
+		uint32_t tcp_err:1;   /**< TCP error, checks TBD */
+		uint32_t udp_err:1;   /**< UDP error, checks TBD */
+	};
+} error_flags_t;
+
+ODP_ASSERT(sizeof(error_flags_t) == sizeof(uint32_t), ERROR_FLAGS_SIZE_ERROR);
+
+/**
+ * Packet output flags
+ */
+typedef union {
+	/* All output flags */
+	uint32_t all;
+
+	struct {
+		/* Bitfield flags for each output option */
+		uint32_t l4_chksum:1; /**< Request L4 checksum calculation */
+	};
+} output_flags_t;
+
+ODP_ASSERT(sizeof(output_flags_t) == sizeof(uint32_t), OUTPUT_FLAGS_SIZE_ERROR);
+
+/**
+ * Internal Packet header
+ */
+typedef struct {
+	/* common buffer header */
+	odp_buffer_hdr_t buf_hdr;
+
+	input_flags_t  input_flags;
+	error_flags_t  error_flags;
+	output_flags_t output_flags;
+
+	uint32_t frame_offset; /**< offset to start of frame, even on error */
+	uint32_t l2_offset; /**< offset to L2 hdr, e.g. Eth */
+	uint32_t l3_offset; /**< offset to L3 hdr, e.g. IPv4, IPv6 */
+	uint32_t l4_offset; /**< offset to L4 hdr (TCP, UDP, SCTP, also ICMP) */
+
+	odp_pktio_t input;
+
+} odp_packet_hdr_t;
+
+ODP_ASSERT(sizeof(odp_packet_hdr_t) <= 128, ODP_PACKET_HDR_T_SIZE_ERROR);
+
+/**
+ * Return the packet header
+ */
+static inline odp_packet_hdr_t *odp_packet_hdr(odp_packet_t pkt)
+{
+	return (odp_packet_hdr_t *)odp_buf_to_hdr((odp_buffer_t)pkt);
+}
+
+static inline odp_packet_hdr_t *odp_bufhdr_to_pkthdr(odp_buffer_hdr_t *hdr)
+{
+	return (odp_packet_hdr_t *)hdr;
+}
+
+/**
+ * Parse packet and set internal metadata
+ */
+void odp_packet_parse(odp_packet_t pkt, size_t len, size_t l2_offset);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/platform/linux-keystone2/include/odp_packet_io_internal.h b/platform/linux-keystone2/include/odp_packet_io_internal.h
new file mode 100644
index 0000000..a8fe5a2
--- /dev/null
+++ b/platform/linux-keystone2/include/odp_packet_io_internal.h
@@ -0,0 +1,54 @@ 
+/* Copyright (c) 2013, Linaro Limited
+ * All rights reserved.
+ *
+ * SPDX-License-Identifier:     BSD-3-Clause
+ */
+
+
+/**
+ * @file
+ *
+ * ODP packet IO - implementation internal
+ */
+
+#ifndef ODP_PACKET_IO_INTERNAL_H_
+#define ODP_PACKET_IO_INTERNAL_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <odp_spinlock.h>
+#include <odp_packet_socket.h>
+#ifdef ODP_HAVE_NETMAP
+#include <odp_packet_netmap.h>
+#endif
+
+#define PKTIO_DEV_MAX_NAME_LEN	10
+struct pktio_device {
+	const char     name[PKTIO_DEV_MAX_NAME_LEN];
+	uint32_t tx_hw_queue;
+	uint32_t rx_channel;
+	uint32_t rx_flow;
+	uint32_t port_id;
+};
+
+struct pktio_entry {
+	odp_spinlock_t lock;		/**< entry spinlock */
+	int taken;			/**< is entry taken(1) or free(0) */
+	odp_queue_t inq_default;	/**< default input queue, if set */
+	odp_queue_t outq_default;	/**< default out queue */
+	odp_buffer_pool_t in_pool;
+	struct pktio_device *dev;
+};
+
+typedef union {
+	struct pktio_entry s;
+	uint8_t pad[ODP_CACHE_LINE_SIZE_ROUNDUP(sizeof(struct pktio_entry))];
+} pktio_entry_t;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/platform/linux-keystone2/include/odp_queue_internal.h b/platform/linux-keystone2/include/odp_queue_internal.h
index c7c84d6..9a13a00 100644
--- a/platform/linux-keystone2/include/odp_queue_internal.h
+++ b/platform/linux-keystone2/include/odp_queue_internal.h
@@ -73,6 +73,7 @@  struct queue_entry_s {
 	odp_queue_param_t param;
 	odp_pktio_t       pktin;
 	odp_pktio_t       pktout;
+	uint32_t          out_port_id;
 	uint32_t          hw_queue;
 	char              name[ODP_QUEUE_NAME_LEN];
 };
diff --git a/platform/linux-keystone2/source/odp_buffer.c b/platform/linux-keystone2/source/odp_buffer.c
index 7a50aa2..d4c7cfe 100644
--- a/platform/linux-keystone2/source/odp_buffer.c
+++ b/platform/linux-keystone2/source/odp_buffer.c
@@ -59,15 +59,16 @@  int odp_buffer_snprint(char *str, size_t n, odp_buffer_t buf)
 	len += snprintf(&str[len], n-len,
 			"  buf_paddr   0x%x\n",    desc->desc.buffPtr);
 	len += snprintf(&str[len], n-len,
+			"  buf_len_o 0x%x\n",      desc->desc.origBufferLen);
+	len += snprintf(&str[len], n-len,
+			"  buf_len   0x%x\n",      desc->desc.buffLen);
+	len += snprintf(&str[len], n-len,
 			"  pool        %i\n",      odp_buf_to_pool(buf));
 	len += snprintf(&str[len], n-len,
 			"  free_queue  %u\n",      desc->free_queue);
 
 	len += snprintf(&str[len], n-len, "\n");
 
-	ti_em_rh_dump_mem(desc, sizeof(*desc), "Descriptor dump");
-	ti_em_rh_dump_mem(desc->buf_vaddr, 64, "Buffer start");
-
 	return len;
 }
 
@@ -77,11 +78,18 @@  void odp_buffer_print(odp_buffer_t buf)
 	int max_len = 512;
 	char str[max_len];
 	int len;
+	odp_buffer_hdr_t *desc;
 
 	len = odp_buffer_snprint(str, max_len-1, buf);
+	if (!len)
+		return;
 	str[len] = 0;
 
 	printf("\n%s\n", str);
+
+	desc = odp_buf_to_hdr(buf);
+	ti_em_rh_dump_mem(desc, sizeof(*desc), "Descriptor dump");
+	ti_em_rh_dump_mem(desc->buf_vaddr, 64, "Buffer start");
 }
 
 void odp_buffer_copy_scatter(odp_buffer_t buf_dst, odp_buffer_t buf_src)
diff --git a/platform/linux-keystone2/source/odp_buffer_pool.c b/platform/linux-keystone2/source/odp_buffer_pool.c
index 9a2f6cb..6ce02d4 100644
--- a/platform/linux-keystone2/source/odp_buffer_pool.c
+++ b/platform/linux-keystone2/source/odp_buffer_pool.c
@@ -163,6 +163,7 @@  static int link_bufs(pool_entry_t *pool)
 		(void *)buf_addr.v, (void *)buf_addr.p);
 	ODP_DBG("%s: num_bufs: %u, desc_index: %u\n", __func__,
 		num_bufs, desc_index);
+	ODP_DBG("%s: free_queue: %u\n", __func__, pool->s.free_queue);
 
 	/* FIXME: Need to define error codes somewhere */
 	if (desc_index == (uint32_t)-1) {
@@ -195,10 +196,9 @@  static int link_bufs(pool_entry_t *pool)
 		/* Set defaults in descriptor */
 		hdr->desc.descInfo = (Cppi_DescType_HOST << 30) |
 				     (Cppi_PSLoc_PS_IN_DESC << 22) |
-				     (buf_size & 0xFFFF);
+				     (pool->s.payload_size & 0xFFFF);
 		hdr->desc.packetInfo =
 			(((uint32_t) Cppi_EPIB_EPIB_PRESENT) << 31) |
-			(0x2 << 16) |
 			(((uint32_t) Cppi_ReturnPolicy_RETURN_BUFFER) << 15) |
 			(pool->s.free_queue & 0x3FFF);
 		hdr->desc.origBuffPtr   = buf_addr.p;
@@ -308,3 +308,9 @@  void odp_buffer_pool_print(odp_buffer_pool_t pool_id)
 {
 	(void)pool_id;
 }
+
+uint32_t _odp_pool_get_free_queue(odp_buffer_pool_t pool_id)
+{
+	pool_entry_t *pool = get_pool_entry(pool_id);
+	return pool->s.free_queue;
+}
diff --git a/platform/linux-keystone2/source/odp_init.c b/platform/linux-keystone2/source/odp_init.c
index 0b36960..f832551 100644
--- a/platform/linux-keystone2/source/odp_init.c
+++ b/platform/linux-keystone2/source/odp_init.c
@@ -12,7 +12,7 @@ 
 #include <ti_em_osal_queue.h>
 #include <ti_em_rh.h>
 #include <odp_config.h>
-#include <odp_buffer_internal.h>
+#include <odp_packet_internal.h>
 
 /*
  * Make region_configs[] global, because hw_config is saved in
@@ -49,7 +49,7 @@  static int ti_init_hw_config(void)
 	reg_config = &region_configs[TI_EM_RH_PUBLIC];
 	reg_config->region_idx   = TI_ODP_PUBLIC_REGION_IDX;
 	reg_config->desc_size    =
-		ODP_CACHE_LINE_SIZE_ROUNDUP(sizeof(odp_buffer_hdr_t));
+		ODP_CACHE_LINE_SIZE_ROUNDUP(sizeof(odp_packet_hdr_t));
 	reg_config->desc_num     = TI_ODP_PUBLIC_DESC_NUM;
 	reg_config->desc_base    = TI_ODP_PUBLIC_DESC_BASE;
 	reg_config->desc_vbase   = TI_ODP_PUBLIC_DESC_VBASE;
diff --git a/platform/linux-keystone2/source/odp_packet.c b/platform/linux-keystone2/source/odp_packet.c
index f03d849..37a0d46 100644
--- a/platform/linux-keystone2/source/odp_packet.c
+++ b/platform/linux-keystone2/source/odp_packet.c
@@ -8,6 +8,7 @@ 
 #include <odp_packet_internal.h>
 #include <odp_hints.h>
 #include <odp_byteorder.h>
+#include <ti_em_rh.h>
 
 #include <helper/odp_eth.h>
 #include <helper/odp_ip.h>
@@ -16,20 +17,13 @@ 
 #include <stdio.h>
 
 static inline uint8_t parse_ipv4(odp_packet_hdr_t *pkt_hdr, odp_ipv4hdr_t *ipv4,
-				size_t *offset_out);
+				 size_t *offset_out);
 static inline uint8_t parse_ipv6(odp_packet_hdr_t *pkt_hdr, odp_ipv6hdr_t *ipv6,
-				size_t *offset_out);
+				 size_t *offset_out);
 
 void odp_packet_init(odp_packet_t pkt)
 {
 	odp_packet_hdr_t *const pkt_hdr = odp_packet_hdr(pkt);
-	const size_t start_offset = ODP_FIELD_SIZEOF(odp_packet_hdr_t, buf_hdr);
-	uint8_t *start;
-	size_t len;
-
-	start = (uint8_t *)pkt_hdr + start_offset;
-	len = ODP_OFFSETOF(odp_packet_hdr_t, payload) - start_offset;
-	memset(start, 0, len);
 
 	pkt_hdr->l2_offset = (uint32_t) ODP_PACKET_OFFSET_INVALID;
 	pkt_hdr->l3_offset = (uint32_t) ODP_PACKET_OFFSET_INVALID;
@@ -48,12 +42,12 @@  odp_buffer_t odp_buffer_from_packet(odp_packet_t pkt)
 
 void odp_packet_set_len(odp_packet_t pkt, size_t len)
 {
-	odp_packet_hdr(pkt)->frame_len = len;
+	ti_em_cppi_set_pktlen(&odp_packet_hdr(pkt)->buf_hdr.desc, len);
 }
 
 size_t odp_packet_get_len(odp_packet_t pkt)
 {
-	return odp_packet_hdr(pkt)->frame_len;
+	return ti_em_cppi_get_pktlen(&odp_packet_hdr(pkt)->buf_hdr.desc);
 }
 
 uint8_t *odp_packet_buf_addr(odp_packet_t pkt)
@@ -130,8 +124,9 @@  void odp_packet_set_l4_offset(odp_packet_t pkt, size_t offset)
 /**
  * Simple packet parser: eth, VLAN, IP, TCP/UDP/ICMP
  *
- * Internal function: caller is resposible for passing only valid packet handles
- * , lengths and offsets (usually done&called in packet input).
+ * Internal function: caller is responsible for passing only
+ * valid packet handles, lengths and offsets
+ * (usually done&called in packet input).
  *
  * @param pkt        Packet handle
  * @param len        Packet length in bytes
@@ -150,7 +145,6 @@  void odp_packet_parse(odp_packet_t pkt, size_t len, size_t frame_offset)
 
 	pkt_hdr->input_flags.eth = 1;
 	pkt_hdr->frame_offset = frame_offset;
-	pkt_hdr->frame_len = len;
 
 	if (odp_unlikely(len < ODP_ETH_LEN_MIN)) {
 		pkt_hdr->error_flags.frame_len = 1;
@@ -159,6 +153,9 @@  void odp_packet_parse(odp_packet_t pkt, size_t len, size_t frame_offset)
 		pkt_hdr->input_flags.jumbo = 1;
 	}
 
+	len -= 4; /* Crop L2 CRC */
+	ti_em_cppi_set_pktlen(&pkt_hdr->buf_hdr.desc, len);
+
 	/* Assume valid L2 header, no CRC/FCS check in SW */
 	pkt_hdr->input_flags.l2 = 1;
 	pkt_hdr->l2_offset = frame_offset;
@@ -236,7 +233,7 @@  void odp_packet_parse(odp_packet_t pkt, size_t len, size_t frame_offset)
 }
 
 static inline uint8_t parse_ipv4(odp_packet_hdr_t *pkt_hdr, odp_ipv4hdr_t *ipv4,
-				size_t *offset_out)
+				 size_t *offset_out)
 {
 	uint8_t ihl;
 	uint16_t frag_offset;
@@ -276,7 +273,7 @@  static inline uint8_t parse_ipv4(odp_packet_hdr_t *pkt_hdr, odp_ipv4hdr_t *ipv4,
 }
 
 static inline uint8_t parse_ipv6(odp_packet_hdr_t *pkt_hdr, odp_ipv6hdr_t *ipv6,
-				size_t *offset_out)
+				 size_t *offset_out)
 {
 	if (ipv6->next_hdr == ODP_IPPROTO_ESP ||
 	    ipv6->next_hdr == ODP_IPPROTO_AH) {
@@ -321,12 +318,14 @@  void odp_packet_print(odp_packet_t pkt)
 	len += snprintf(&str[len], n-len,
 			"  l4_offset    %u\n", hdr->l4_offset);
 	len += snprintf(&str[len], n-len,
-			"  frame_len    %u\n", hdr->frame_len);
+			"  packet len   %u\n", odp_packet_get_len(pkt));
 	len += snprintf(&str[len], n-len,
 			"  input        %u\n", hdr->input);
 	str[len] = '\0';
 
 	printf("\n%s\n", str);
+	ti_em_rh_dump_mem(hdr, sizeof(*hdr), "Descriptor dump");
+	ti_em_rh_dump_mem(hdr->buf_hdr.buf_vaddr, 64, "Buffer start");
 }
 
 int odp_packet_copy(odp_packet_t pkt_dst, odp_packet_t pkt_src)
diff --git a/platform/linux-keystone2/source/odp_packet_io.c b/platform/linux-keystone2/source/odp_packet_io.c
new file mode 100644
index 0000000..1ded021
--- /dev/null
+++ b/platform/linux-keystone2/source/odp_packet_io.c
@@ -0,0 +1,436 @@ 
+/* Copyright (c) 2013, Linaro Limited
+ * All rights reserved.
+ *
+ * SPDX-License-Identifier:     BSD-3-Clause
+ */
+
+#include <odp_packet_io.h>
+#include <odp_packet_io_internal.h>
+#include <odp_packet_io_queue.h>
+#include <odp_packet.h>
+#include <odp_packet_internal.h>
+#include <odp_internal.h>
+#include <odp_spinlock.h>
+#include <odp_shared_memory.h>
+#include <odp_packet_socket.h>
+#ifdef ODP_HAVE_NETMAP
+#include <odp_packet_netmap.h>
+#endif
+#include <odp_hints.h>
+#include <odp_config.h>
+#include <odp_queue_internal.h>
+#include <odp_schedule_internal.h>
+#include <odp_debug.h>
+#include <odp_buffer_pool_internal.h>
+
+#include <odp_pktio_socket.h>
+#ifdef ODP_HAVE_NETMAP
+#include <odp_pktio_netmap.h>
+#endif
+
+#include <string.h>
+
+typedef struct {
+	pktio_entry_t entries[ODP_CONFIG_PKTIO_ENTRIES];
+} pktio_table_t;
+
+static pktio_table_t *pktio_tbl;
+
+struct pktio_device pktio_devs[] = {
+	/* eth0 is used by Linux kernel */
+	/* {.name = "eth0", .tx_hw_queue = 648, .rx_channel = 22, .rx_flow = 22, .port_id = 1}, */
+	{.name = "eth1", .tx_hw_queue = 648, .rx_channel = 23, .rx_flow = 23, .port_id = 2},
+	{.name = "eth2", .tx_hw_queue = 648, .rx_channel = 24, .rx_flow = 24, .port_id = 3},
+	{.name = "eth3", .tx_hw_queue = 648, .rx_channel = 25, .rx_flow = 25, .port_id = 4},
+};
+
+static struct pktio_device *_odp_pktio_dev_lookup(const char *name)
+{
+	int i;
+	int num = sizeof(pktio_devs)/sizeof(pktio_devs[0]);
+	for (i = 0; i < num; i++)
+		if (!strncmp(pktio_devs[i].name, name, PKTIO_DEV_MAX_NAME_LEN))
+			return &pktio_devs[i];
+	return NULL;
+}
+
+static pktio_entry_t *get_entry(odp_pktio_t id)
+{
+	if (odp_unlikely(id == ODP_PKTIO_INVALID ||
+			 id > ODP_CONFIG_PKTIO_ENTRIES))
+		return NULL;
+
+	return &pktio_tbl->entries[id - 1];
+}
+
+int odp_pktio_init_global(void)
+{
+	pktio_entry_t *pktio_entry;
+	int id, i;
+	int dev_num = sizeof(pktio_devs)/sizeof(pktio_devs[0]);
+
+	pktio_tbl = odp_shm_reserve("odp_pktio_entries",
+				    sizeof(pktio_table_t),
+				    sizeof(pktio_entry_t));
+	if (pktio_tbl == NULL)
+		return -1;
+
+	memset(pktio_tbl, 0, sizeof(pktio_table_t));
+
+	for (id = 1; id <= ODP_CONFIG_PKTIO_ENTRIES; ++id) {
+		pktio_entry = get_entry(id);
+
+		odp_spinlock_init(&pktio_entry->s.lock);
+	}
+
+	/* Close all used RX channels */
+	for (i = 0; i < dev_num; i++)
+		ti_em_osal_cppi_rx_channel_close(Cppi_CpDma_PASS_CPDMA,
+						 pktio_devs[i].rx_channel);
+
+	return 0;
+}
+
+int odp_pktio_init_local(void)
+{
+	return 0;
+}
+
+static int is_free(pktio_entry_t *entry)
+{
+	return (entry->s.taken == 0);
+}
+
+static void set_free(pktio_entry_t *entry)
+{
+	entry->s.taken = 0;
+}
+
+static void set_taken(pktio_entry_t *entry)
+{
+	entry->s.taken = 1;
+}
+
+static void lock_entry(pktio_entry_t *entry)
+{
+	odp_spinlock_lock(&entry->s.lock);
+}
+
+static void unlock_entry(pktio_entry_t *entry)
+{
+	odp_spinlock_unlock(&entry->s.lock);
+}
+
+static odp_pktio_t alloc_lock_pktio_entry(odp_pktio_params_t *params)
+{
+	odp_pktio_t id;
+	pktio_entry_t *entry;
+	int i;
+	(void)params;
+	for (i = 0; i < ODP_CONFIG_PKTIO_ENTRIES; ++i) {
+		entry = &pktio_tbl->entries[i];
+		if (is_free(entry)) {
+			lock_entry(entry);
+			if (is_free(entry)) {
+				set_taken(entry);
+				entry->s.inq_default = ODP_QUEUE_INVALID;
+				entry->s.outq_default = ODP_QUEUE_INVALID;
+				id = i + 1;
+				return id; /* return with entry locked! */
+			}
+			unlock_entry(entry);
+		}
+	}
+
+	return ODP_PKTIO_INVALID;
+}
+
+static int free_pktio_entry(odp_pktio_t id)
+{
+	pktio_entry_t *entry = get_entry(id);
+
+	if (entry == NULL)
+		return -1;
+
+	set_free(entry);
+
+	return 0;
+}
+
+odp_pktio_t odp_pktio_open(const char *dev, odp_buffer_pool_t pool,
+			   odp_pktio_params_t *params)
+{
+	odp_pktio_t id;
+	pktio_entry_t *pktio_entry;
+	char name[ODP_QUEUE_NAME_LEN];
+	queue_entry_t *queue_entry;
+	odp_queue_t qid = ODP_QUEUE_INVALID;
+
+	if (params == NULL) {
+		ODP_ERR("Invalid pktio params\n");
+		return ODP_PKTIO_INVALID;
+	}
+
+	ODP_DBG("Allocating HW pktio\n");
+
+	id = alloc_lock_pktio_entry(params);
+	if (id == ODP_PKTIO_INVALID) {
+		ODP_ERR("No resources available.\n");
+		return ODP_PKTIO_INVALID;
+	}
+	/* if successful, alloc_pktio_entry() returns with the entry locked */
+
+	pktio_entry = get_entry(id);
+
+	/* Create a default output queue for each pktio resource */
+	snprintf(name, sizeof(name), "%i-pktio_outq_default", (int)id);
+	name[ODP_QUEUE_NAME_LEN-1] = '\0';
+
+	pktio_entry->s.dev = _odp_pktio_dev_lookup(dev);
+	if (!pktio_entry->s.dev) {
+		free_pktio_entry(id);
+		id = ODP_PKTIO_INVALID;
+		goto unlock;
+	}
+
+	qid = _odp_queue_create(name, ODP_QUEUE_TYPE_PKTOUT, NULL,
+				pktio_entry->s.dev->tx_hw_queue);
+	ODP_DBG("Created queue %u for hw queue %d\n", (uint32_t)qid,
+		pktio_entry->s.dev->tx_hw_queue);
+	if (qid == ODP_QUEUE_INVALID) {
+		free_pktio_entry(id);
+		id = ODP_PKTIO_INVALID;
+		goto unlock;
+	}
+	pktio_entry->s.in_pool = pool;
+	pktio_entry->s.outq_default = qid;
+
+	queue_entry = queue_to_qentry(qid);
+	queue_entry->s.pktout = id;
+	queue_entry->s.out_port_id = pktio_entry->s.dev->port_id;
+unlock:
+	unlock_entry(pktio_entry);
+	return id;
+}
+
+int odp_pktio_close(odp_pktio_t id)
+{
+	pktio_entry_t *entry;
+	int res = -1;
+
+	entry = get_entry(id);
+	if (entry == NULL)
+		return -1;
+
+	lock_entry(entry);
+	if (!is_free(entry)) {
+		/* FIXME: Here rx/tx channels should be closed */
+		res |= free_pktio_entry(id);
+	}
+
+	unlock_entry(entry);
+
+	if (res != 0)
+		return -1;
+
+	return 0;
+}
+
+void odp_pktio_set_input(odp_packet_t pkt, odp_pktio_t pktio)
+{
+	odp_packet_hdr(pkt)->input = pktio;
+}
+
+odp_pktio_t odp_pktio_get_input(odp_packet_t pkt)
+{
+	return odp_packet_hdr(pkt)->input;
+}
+
+int odp_pktio_recv(odp_pktio_t id, odp_packet_t pkt_table[], unsigned len)
+{
+	pktio_entry_t *pktio_entry = get_entry(id);
+	unsigned pkts = 0;
+	odp_buffer_t buf;
+
+	if (pktio_entry == NULL)
+		return -1;
+
+	lock_entry(pktio_entry);
+
+	if (pktio_entry->s.inq_default == ODP_QUEUE_INVALID) {
+		char name[ODP_QUEUE_NAME_LEN];
+		odp_queue_param_t qparam;
+		odp_queue_t inq_def;
+		/*
+		 * Create a default input queue.
+		 * FIXME: IT is a kind of WA for current ODP API usage.
+		 * It should be revised.
+		 */
+		ODP_DBG("Creating default input queue\n");
+		qparam.sched.prio  = ODP_SCHED_PRIO_DEFAULT;
+		qparam.sched.sync  = ODP_SCHED_SYNC_NONE;
+		qparam.sched.group = ODP_SCHED_GROUP_DEFAULT;
+		snprintf(name, sizeof(name), "%i-pktio_inq_default", (int)id);
+		name[ODP_QUEUE_NAME_LEN-1] = '\0';
+		inq_def = odp_queue_create(name, ODP_QUEUE_TYPE_PKTIN, &qparam);
+		if (inq_def == ODP_QUEUE_INVALID) {
+			ODP_ERR("pktio queue creation failed\n");
+			goto unlock;
+		}
+
+		if (odp_pktio_inq_setdef(id, inq_def)) {
+			ODP_ERR("default input-Q setup\n");
+			goto unlock;
+		}
+	}
+
+	for (pkts = 0; pkts < len; pkts++) {
+		buf = odp_queue_deq(pktio_entry->s.inq_default);
+		if (!odp_buffer_is_valid(buf))
+			break;
+
+		pkt_table[pkts] = odp_packet_from_buffer(buf);
+	}
+unlock:
+	unlock_entry(pktio_entry);
+	return pkts;
+}
+
+int odp_pktio_send(odp_pktio_t id, odp_packet_t pkt_table[], unsigned len)
+{
+	pktio_entry_t *pktio_entry = get_entry(id);
+	unsigned pkts;
+	int ret;
+
+	if (pktio_entry == NULL)
+		return -1;
+
+	lock_entry(pktio_entry);
+
+	for (pkts = 0; pkts < len; pkts++) {
+		ret = odp_queue_enq(pktio_entry->s.outq_default,
+				    odp_buffer_from_packet(pkt_table[pkts]));
+		if (ret)
+			break;
+	}
+	unlock_entry(pktio_entry);
+	return pkts;
+}
+
+int odp_pktio_inq_setdef(odp_pktio_t id, odp_queue_t queue)
+{
+	pktio_entry_t *pktio_entry = get_entry(id);
+	queue_entry_t *qentry = queue_to_qentry(queue);
+
+	if (pktio_entry == NULL || qentry == NULL)
+		return -1;
+
+	if (qentry->s.type != ODP_QUEUE_TYPE_PKTIN)
+		return -1;
+
+	pktio_entry->s.inq_default = queue;
+	{
+		uint32_t free_queue =
+			_odp_pool_get_free_queue(pktio_entry->s.in_pool);
+		ti_em_osal_cppi_rx_channel_close(Cppi_CpDma_PASS_CPDMA,
+					pktio_entry->s.dev->rx_channel);
+		ti_em_osal_cppi_rx_flow_open(Cppi_CpDma_PASS_CPDMA,
+					     pktio_entry->s.dev->rx_flow,
+					     qentry->s.hw_queue,
+					     free_queue,
+					     0);
+		ti_em_osal_cppi_rx_channel_open(Cppi_CpDma_PASS_CPDMA,
+						pktio_entry->s.dev->rx_channel);
+		ODP_DBG("%s: Opened rx flow %u with dest queue: %u and free queue: %u\n",
+			__func__,
+			pktio_entry->s.dev->rx_flow,
+			qentry->s.hw_queue,
+			free_queue);
+	}
+
+	queue_lock(qentry);
+	qentry->s.pktin = id;
+	qentry->s.status = QUEUE_STATUS_SCHED;
+	queue_unlock(qentry);
+
+	odp_schedule_queue(queue, qentry->s.param.sched.prio);
+
+	return 0;
+}
+
+int odp_pktio_inq_remdef(odp_pktio_t id)
+{
+	return odp_pktio_inq_setdef(id, ODP_QUEUE_INVALID);
+}
+
+odp_queue_t odp_pktio_inq_getdef(odp_pktio_t id)
+{
+	pktio_entry_t *pktio_entry = get_entry(id);
+
+	if (pktio_entry == NULL)
+		return ODP_QUEUE_INVALID;
+
+	return pktio_entry->s.inq_default;
+}
+
+odp_queue_t odp_pktio_outq_getdef(odp_pktio_t id)
+{
+	pktio_entry_t *pktio_entry = get_entry(id);
+
+	if (pktio_entry == NULL)
+		return ODP_QUEUE_INVALID;
+
+	return pktio_entry->s.outq_default;
+}
+
+int pktout_enqueue(queue_entry_t *queue, odp_buffer_hdr_t *buf_hdr)
+{
+	/*
+	 * Set port number directly in a descriptor.
+	 * TODO: Remove it when PA will be used.
+	 */
+	ti_em_cppi_set_psflags(&buf_hdr->desc, queue->s.out_port_id);
+	return queue_enq(queue, buf_hdr);
+}
+
+int pktout_enq_multi(queue_entry_t *queue, odp_buffer_hdr_t *buf_hdr[], int num)
+{
+	int i;
+	uint32_t port_id = queue->s.out_port_id;
+	for (i = 0; i < num; i++)
+		ti_em_cppi_set_psflags(&buf_hdr[i]->desc, port_id);
+	return queue_enq_multi(queue, buf_hdr, num);
+}
+
+static inline void update_in_packet(odp_buffer_hdr_t *buf_hdr,
+				    odp_pktio_t pktin)
+{
+	if (!buf_hdr)
+		return;
+
+	odp_buffer_t buf = hdr_to_odp_buf(buf_hdr);
+	odp_packet_t pkt = odp_packet_from_buffer(buf);
+	odp_packet_hdr_t *pkt_hdr = odp_packet_hdr(pkt);
+	size_t len = odp_packet_get_len(pkt);
+	pkt_hdr->input = pktin;
+	odp_packet_parse(pkt, len, 0);
+}
+
+odp_buffer_hdr_t *pktin_dequeue(queue_entry_t *queue)
+{
+	odp_buffer_hdr_t *buf_hdr;
+	buf_hdr = queue_deq(queue);
+
+	update_in_packet(buf_hdr, queue->s.pktin);
+	return buf_hdr;
+}
+
+int pktin_deq_multi(queue_entry_t *queue, odp_buffer_hdr_t *buf_hdr[], int num)
+{
+	int i;
+	num = queue_deq_multi(queue, buf_hdr, num);
+
+	for (i = 0; i < num; i++)
+		update_in_packet(buf_hdr[i], queue->s.pktin);
+	return num;
+}
diff --git a/platform/linux-keystone2/source/odp_queue.c b/platform/linux-keystone2/source/odp_queue.c
index 8e6c2fe..031eeff 100644
--- a/platform/linux-keystone2/source/odp_queue.c
+++ b/platform/linux-keystone2/source/odp_queue.c
@@ -66,16 +66,16 @@  static void queue_init(queue_entry_t *queue, const char *name,
 
 	switch (type) {
 	case ODP_QUEUE_TYPE_PKTIN:
-		queue->s.enqueue = pktin_enqueue;
+		queue->s.enqueue = queue_enq;
 		queue->s.dequeue = pktin_dequeue;
-		queue->s.enqueue_multi = pktin_enq_multi;
+		queue->s.enqueue_multi = queue_enq_multi;
 		queue->s.dequeue_multi = pktin_deq_multi;
 		break;
 	case ODP_QUEUE_TYPE_PKTOUT:
 		queue->s.enqueue = pktout_enqueue;
-		queue->s.dequeue = pktout_dequeue;
+		queue->s.dequeue = queue_deq;
 		queue->s.enqueue_multi = pktout_enq_multi;
-		queue->s.dequeue_multi = pktout_deq_multi;
+		queue->s.dequeue_multi = queue_deq_multi;
 		break;
 	default:
 		queue->s.enqueue = queue_enq;