*/
#include <stdint.h>
-#include <rte_ethdev_driver.h>
+#include <ethdev_driver.h>
#include <rte_malloc.h>
#include "ixgbe_ethdev.h"
(rxq->nb_rx_desc - 1) : (rxq->rxrearm_start - 1));
/* Update the tail pointer on the NIC */
- IXGBE_PCI_REG_WRITE(rxq->rdt_reg_addr, rx_id);
+ IXGBE_PCI_REG_WC_WRITE(rxq->rdt_reg_addr, rx_id);
}
-#ifdef RTE_LIBRTE_SECURITY
+#ifdef RTE_LIB_SECURITY
static inline void
desc_to_olflags_v_ipsec(__m128i descs[4], struct rte_mbuf **rx_pkts)
{
const __m128i ipsec_proc_msk =
_mm_set1_epi32(IXGBE_RXDADV_IPSEC_STATUS_SECP);
const __m128i ipsec_err_flag =
- _mm_set1_epi32(PKT_RX_SEC_OFFLOAD_FAILED |
- PKT_RX_SEC_OFFLOAD);
- const __m128i ipsec_proc_flag = _mm_set1_epi32(PKT_RX_SEC_OFFLOAD);
+ _mm_set1_epi32(RTE_MBUF_F_RX_SEC_OFFLOAD_FAILED |
+ RTE_MBUF_F_RX_SEC_OFFLOAD);
+ const __m128i ipsec_proc_flag = _mm_set1_epi32(RTE_MBUF_F_RX_SEC_OFFLOAD);
rearm = _mm_set_epi32(*rearm3, *rearm2, *rearm1, *rearm0);
sterr = _mm_set_epi32(_mm_extract_epi32(descs[3], 2),
static inline void
desc_to_olflags_v(__m128i descs[4], __m128i mbuf_init, uint8_t vlan_flags,
- struct rte_mbuf **rx_pkts)
+ uint16_t udp_p_flag, struct rte_mbuf **rx_pkts)
{
- __m128i ptype0, ptype1, vtag0, vtag1, csum;
+ __m128i ptype0, ptype1, vtag0, vtag1, csum, udp_csum_skip;
__m128i rearm0, rearm1, rearm2, rearm3;
/* mask everything except rss type */
0x00FF, 0x00FF, 0x00FF, 0x00FF);
/* map rss type to rss hash flag */
- const __m128i rss_flags = _mm_set_epi8(PKT_RX_FDIR, 0, 0, 0,
- 0, 0, 0, PKT_RX_RSS_HASH,
- PKT_RX_RSS_HASH, 0, PKT_RX_RSS_HASH, 0,
- PKT_RX_RSS_HASH, PKT_RX_RSS_HASH, PKT_RX_RSS_HASH, 0);
+ const __m128i rss_flags = _mm_set_epi8(RTE_MBUF_F_RX_FDIR, 0, 0, 0,
+ 0, 0, 0, RTE_MBUF_F_RX_RSS_HASH,
+ RTE_MBUF_F_RX_RSS_HASH, 0, RTE_MBUF_F_RX_RSS_HASH, 0,
+ RTE_MBUF_F_RX_RSS_HASH, RTE_MBUF_F_RX_RSS_HASH, RTE_MBUF_F_RX_RSS_HASH, 0);
/* mask everything except vlan present and l4/ip csum error */
const __m128i vlan_csum_msk = _mm_set_epi16(
(IXGBE_RXDADV_ERR_TCPE | IXGBE_RXDADV_ERR_IPE) >> 16,
IXGBE_RXD_STAT_VP, IXGBE_RXD_STAT_VP,
IXGBE_RXD_STAT_VP, IXGBE_RXD_STAT_VP);
+
/* map vlan present (0x8), IPE (0x2), L4E (0x1) to ol_flags */
const __m128i vlan_csum_map_lo = _mm_set_epi8(
0, 0, 0, 0,
- vlan_flags | PKT_RX_IP_CKSUM_BAD | PKT_RX_L4_CKSUM_BAD,
- vlan_flags | PKT_RX_IP_CKSUM_BAD,
- vlan_flags | PKT_RX_IP_CKSUM_GOOD | PKT_RX_L4_CKSUM_BAD,
- vlan_flags | PKT_RX_IP_CKSUM_GOOD,
+ vlan_flags | RTE_MBUF_F_RX_IP_CKSUM_BAD | RTE_MBUF_F_RX_L4_CKSUM_BAD,
+ vlan_flags | RTE_MBUF_F_RX_IP_CKSUM_BAD,
+ vlan_flags | RTE_MBUF_F_RX_IP_CKSUM_GOOD | RTE_MBUF_F_RX_L4_CKSUM_BAD,
+ vlan_flags | RTE_MBUF_F_RX_IP_CKSUM_GOOD,
0, 0, 0, 0,
- PKT_RX_IP_CKSUM_BAD | PKT_RX_L4_CKSUM_BAD,
- PKT_RX_IP_CKSUM_BAD,
- PKT_RX_IP_CKSUM_GOOD | PKT_RX_L4_CKSUM_BAD,
- PKT_RX_IP_CKSUM_GOOD);
+ RTE_MBUF_F_RX_IP_CKSUM_BAD | RTE_MBUF_F_RX_L4_CKSUM_BAD,
+ RTE_MBUF_F_RX_IP_CKSUM_BAD,
+ RTE_MBUF_F_RX_IP_CKSUM_GOOD | RTE_MBUF_F_RX_L4_CKSUM_BAD,
+ RTE_MBUF_F_RX_IP_CKSUM_GOOD);
const __m128i vlan_csum_map_hi = _mm_set_epi8(
0, 0, 0, 0,
- 0, PKT_RX_L4_CKSUM_GOOD >> sizeof(uint8_t), 0,
- PKT_RX_L4_CKSUM_GOOD >> sizeof(uint8_t),
+ 0, RTE_MBUF_F_RX_L4_CKSUM_GOOD >> sizeof(uint8_t), 0,
+ RTE_MBUF_F_RX_L4_CKSUM_GOOD >> sizeof(uint8_t),
0, 0, 0, 0,
- 0, PKT_RX_L4_CKSUM_GOOD >> sizeof(uint8_t), 0,
- PKT_RX_L4_CKSUM_GOOD >> sizeof(uint8_t));
+ 0, RTE_MBUF_F_RX_L4_CKSUM_GOOD >> sizeof(uint8_t), 0,
+ RTE_MBUF_F_RX_L4_CKSUM_GOOD >> sizeof(uint8_t));
+
+ /* mask everything except UDP header present if specified */
+ const __m128i udp_hdr_p_msk = _mm_set_epi16
+ (0, 0, 0, 0,
+ udp_p_flag, udp_p_flag, udp_p_flag, udp_p_flag);
+
+ const __m128i udp_csum_bad_shuf = _mm_set_epi8
+ (0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, ~(uint8_t)RTE_MBUF_F_RX_L4_CKSUM_BAD, 0xFF);
ptype0 = _mm_unpacklo_epi16(descs[0], descs[1]);
ptype1 = _mm_unpacklo_epi16(descs[2], descs[3]);
vtag1 = _mm_unpackhi_epi16(descs[2], descs[3]);
ptype0 = _mm_unpacklo_epi32(ptype0, ptype1);
+ /* save the UDP header present information */
+ udp_csum_skip = _mm_and_si128(ptype0, udp_hdr_p_msk);
ptype0 = _mm_and_si128(ptype0, rsstype_msk);
ptype0 = _mm_shuffle_epi8(rss_flags, ptype0);
vtag1 = _mm_or_si128(ptype0, vtag1);
+ /* convert the UDP header present 0x200 to 0x1 for aligning with each
+ * RTE_MBUF_F_RX_L4_CKSUM_BAD value in low byte of 16 bits word ol_flag in
+ * vtag1 (4x16). Then mask out the bad checksum value by shuffle and
+ * bit-mask.
+ */
+ udp_csum_skip = _mm_srli_epi16(udp_csum_skip, 9);
+ udp_csum_skip = _mm_shuffle_epi8(udp_csum_bad_shuf, udp_csum_skip);
+ vtag1 = _mm_and_si128(vtag1, udp_csum_skip);
+
/*
* At this point, we have the 4 sets of flags in the low 64-bits
* of vtag1 (4x16).
get_packet_type(3, pkt_info, etqf_check, tunnel_check);
}
-/*
+/**
* vPMD raw receive routine, only accept(nb_pkts >= RTE_IXGBE_DESCS_PER_LOOP)
*
* Notice:
* - nb_pkts < RTE_IXGBE_DESCS_PER_LOOP, just return no packet
- * - nb_pkts > RTE_IXGBE_MAX_RX_BURST, only scan RTE_IXGBE_MAX_RX_BURST
- * numbers of DD bit
* - floor align nb_pkts to a RTE_IXGBE_DESC_PER_LOOP power-of-two
*/
static inline uint16_t
volatile union ixgbe_adv_rx_desc *rxdp;
struct ixgbe_rx_entry *sw_ring;
uint16_t nb_pkts_recd;
-#ifdef RTE_LIBRTE_SECURITY
+#ifdef RTE_LIB_SECURITY
uint8_t use_ipsec = rxq->using_ipsec;
#endif
int pos;
__m128i dd_check, eop_check;
__m128i mbuf_init;
uint8_t vlan_flags;
+ uint16_t udp_p_flag = 0; /* Rx Descriptor UDP header present */
- /* nb_pkts shall be less equal than RTE_IXGBE_MAX_RX_BURST */
- nb_pkts = RTE_MIN(nb_pkts, RTE_IXGBE_MAX_RX_BURST);
+ /*
+ * Under the circumstance that `rx_tail` wrap back to zero
+ * and the advance speed of `rx_tail` is greater than `rxrearm_start`,
+ * `rx_tail` will catch up with `rxrearm_start` and surpass it.
+ * This may cause some mbufs be reused by application.
+ *
+ * So we need to make some restrictions to ensure that
+ * `rx_tail` will not exceed `rxrearm_start`.
+ */
+ nb_pkts = RTE_MIN(nb_pkts, RTE_IXGBE_RXQ_REARM_THRESH);
/* nb_pkts has to be floor-aligned to RTE_IXGBE_DESCS_PER_LOOP */
nb_pkts = RTE_ALIGN_FLOOR(nb_pkts, RTE_IXGBE_DESCS_PER_LOOP);
rte_cpu_to_le_32(IXGBE_RXDADV_STAT_DD)))
return 0;
+ if (rxq->rx_udp_csum_zero_err)
+ udp_p_flag = IXGBE_RXDADV_PKTTYPE_UDP;
+
/* 4 packets DD mask */
dd_check = _mm_set_epi64x(0x0000000100000001LL, 0x0000000100000001LL);
sw_ring = &rxq->sw_ring[rxq->rx_tail];
/* ensure these 2 flags are in the lower 8 bits */
- RTE_BUILD_BUG_ON((PKT_RX_VLAN | PKT_RX_VLAN_STRIPPED) > UINT8_MAX);
+ RTE_BUILD_BUG_ON((RTE_MBUF_F_RX_VLAN | RTE_MBUF_F_RX_VLAN_STRIPPED) > UINT8_MAX);
vlan_flags = rxq->vlan_flags & UINT8_MAX;
/* A. load 4 packet in one loop
mbp1 = _mm_loadu_si128((__m128i *)&sw_ring[pos]);
/* Read desc statuses backwards to avoid race condition */
- /* A.1 load 4 pkts desc */
+ /* A.1 load desc[3] */
descs[3] = _mm_loadu_si128((__m128i *)(rxdp + 3));
rte_compiler_barrier();
mbp2 = _mm_loadu_si128((__m128i *)&sw_ring[pos+2]);
#endif
+ /* A.1 load desc[2-0] */
descs[2] = _mm_loadu_si128((__m128i *)(rxdp + 2));
rte_compiler_barrier();
- /* B.1 load 2 mbuf point */
descs[1] = _mm_loadu_si128((__m128i *)(rxdp + 1));
rte_compiler_barrier();
descs[0] = _mm_loadu_si128((__m128i *)(rxdp));
sterr_tmp1 = _mm_unpackhi_epi32(descs[1], descs[0]);
/* set ol_flags with vlan packet type */
- desc_to_olflags_v(descs, mbuf_init, vlan_flags, &rx_pkts[pos]);
+ desc_to_olflags_v(descs, mbuf_init, vlan_flags, udp_p_flag,
+ &rx_pkts[pos]);
-#ifdef RTE_LIBRTE_SECURITY
+#ifdef RTE_LIB_SECURITY
if (unlikely(use_ipsec))
desc_to_olflags_v_ipsec(descs, &rx_pkts[pos]);
#endif
/* and with mask to extract bits, flipping 1-0 */
__m128i eop_bits = _mm_andnot_si128(staterr, eop_check);
/* the staterr values are not in order, as the count
- * count of dd bits doesn't care. However, for end of
+ * of dd bits doesn't care. However, for end of
* packet tracking, we do care, so shuffle. This also
* compresses the 32-bit values to 8-bit
*/
desc_to_ptype_v(descs, rxq->pkt_type_mask, &rx_pkts[pos]);
- /* C.4 calc avaialbe number of desc */
+ /* C.4 calc available number of desc */
var = __builtin_popcountll(_mm_cvtsi128_si64(staterr));
nb_pkts_recd += var;
if (likely(var != RTE_IXGBE_DESCS_PER_LOOP))
return nb_pkts_recd;
}
-/*
+/**
* vPMD receive routine, only accept(nb_pkts >= RTE_IXGBE_DESCS_PER_LOOP)
*
* Notice:
* - nb_pkts < RTE_IXGBE_DESCS_PER_LOOP, just return no packet
- * - nb_pkts > RTE_IXGBE_MAX_RX_BURST, only scan RTE_IXGBE_MAX_RX_BURST
- * numbers of DD bit
* - floor align nb_pkts to a RTE_IXGBE_DESC_PER_LOOP power-of-two
*/
uint16_t
return _recv_raw_pkts_vec(rx_queue, rx_pkts, nb_pkts, NULL);
}
-/*
+/**
* vPMD receive routine that reassembles scattered packets
*
* Notice:
* - nb_pkts < RTE_IXGBE_DESCS_PER_LOOP, just return no packet
- * - nb_pkts > RTE_IXGBE_MAX_RX_BURST, only scan RTE_IXGBE_MAX_RX_BURST
- * numbers of DD bit
* - floor align nb_pkts to a RTE_IXGBE_DESC_PER_LOOP power-of-two
*/
-uint16_t
-ixgbe_recv_scattered_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
- uint16_t nb_pkts)
+static uint16_t
+ixgbe_recv_scattered_burst_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
+ uint16_t nb_pkts)
{
struct ixgbe_rx_queue *rxq = rx_queue;
uint8_t split_flags[RTE_IXGBE_MAX_RX_BURST] = {0};
i++;
if (i == nb_bufs)
return nb_bufs;
+ rxq->pkt_first_seg = rx_pkts[i];
}
return i + reassemble_packets(rxq, &rx_pkts[i], nb_bufs - i,
&split_flags[i]);
}
+/**
+ * vPMD receive routine that reassembles scattered packets.
+ */
+uint16_t
+ixgbe_recv_scattered_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
+ uint16_t nb_pkts)
+{
+ uint16_t retval = 0;
+
+ while (nb_pkts > RTE_IXGBE_MAX_RX_BURST) {
+ uint16_t burst;
+
+ burst = ixgbe_recv_scattered_burst_vec(rx_queue,
+ rx_pkts + retval,
+ RTE_IXGBE_MAX_RX_BURST);
+ retval += burst;
+ nb_pkts -= burst;
+ if (burst < RTE_IXGBE_MAX_RX_BURST)
+ return retval;
+ }
+
+ return retval + ixgbe_recv_scattered_burst_vec(rx_queue,
+ rx_pkts + retval,
+ nb_pkts);
+}
+
static inline void
vtx1(volatile union ixgbe_adv_tx_desc *txdp,
struct rte_mbuf *pkt, uint64_t flags)
txq->tx_tail = tx_id;
- IXGBE_PCI_REG_WRITE(txq->tdt_reg_addr, txq->tx_tail);
+ IXGBE_PCI_REG_WC_WRITE(txq->tdt_reg_addr, txq->tx_tail);
return nb_pkts;
}
-static void __attribute__((cold))
+static void __rte_cold
ixgbe_tx_queue_release_mbufs_vec(struct ixgbe_tx_queue *txq)
{
_ixgbe_tx_queue_release_mbufs_vec(txq);
}
-void __attribute__((cold))
+void __rte_cold
ixgbe_rx_queue_release_mbufs_vec(struct ixgbe_rx_queue *rxq)
{
_ixgbe_rx_queue_release_mbufs_vec(rxq);
}
-static void __attribute__((cold))
+static void __rte_cold
ixgbe_tx_free_swring(struct ixgbe_tx_queue *txq)
{
_ixgbe_tx_free_swring_vec(txq);
}
-static void __attribute__((cold))
+static void __rte_cold
ixgbe_reset_tx_queue(struct ixgbe_tx_queue *txq)
{
_ixgbe_reset_tx_queue_vec(txq);
.reset = ixgbe_reset_tx_queue,
};
-int __attribute__((cold))
+int __rte_cold
ixgbe_rxq_vec_setup(struct ixgbe_rx_queue *rxq)
{
return ixgbe_rxq_vec_setup_default(rxq);
}
-int __attribute__((cold))
+int __rte_cold
ixgbe_txq_vec_setup(struct ixgbe_tx_queue *txq)
{
return ixgbe_txq_vec_setup_default(txq, &vec_txq_ops);
}
-int __attribute__((cold))
+int __rte_cold
ixgbe_rx_vec_dev_conf_condition_check(struct rte_eth_dev *dev)
{
return ixgbe_rx_vec_dev_conf_condition_check_default(dev);