#pragma GCC diagnostic error "-Wpedantic"
#endif
-/* DPDK headers don't like -pedantic. */
-#ifdef PEDANTIC
-#pragma GCC diagnostic ignored "-Wpedantic"
-#endif
#include <rte_mbuf.h>
#include <rte_mempool.h>
#include <rte_prefetch.h>
#include <rte_common.h>
#include <rte_branch_prediction.h>
#include <rte_ether.h>
-#ifdef PEDANTIC
-#pragma GCC diagnostic error "-Wpedantic"
-#endif
#include "mlx5.h"
#include "mlx5_utils.h"
static __rte_always_inline uint32_t
rxq_cq_to_ol_flags(struct rxq *rxq, volatile struct mlx5_cqe *cqe);
-/*
- * The index to the array should have:
- * bit[1:0] = l3_hdr_type, bit[2] = tunneled, bit[3] = outer_l3_type
- */
-const uint32_t mlx5_ptype_table[] = {
- RTE_PTYPE_UNKNOWN,
- RTE_PTYPE_L3_IPV6_EXT_UNKNOWN, /* b0001 */
- RTE_PTYPE_L3_IPV4_EXT_UNKNOWN, /* b0010 */
- RTE_PTYPE_UNKNOWN, RTE_PTYPE_UNKNOWN,
- RTE_PTYPE_L3_IPV4_EXT_UNKNOWN |
- RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN, /* b0101 */
- RTE_PTYPE_L3_IPV4_EXT_UNKNOWN |
- RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN, /* b0110 */
- RTE_PTYPE_UNKNOWN, RTE_PTYPE_UNKNOWN,
- RTE_PTYPE_L3_IPV6_EXT_UNKNOWN, /* b1001 */
- RTE_PTYPE_L3_IPV4_EXT_UNKNOWN, /* b1010 */
- RTE_PTYPE_UNKNOWN, RTE_PTYPE_UNKNOWN,
- RTE_PTYPE_L3_IPV6_EXT_UNKNOWN |
- RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN, /* b1101 */
- RTE_PTYPE_L3_IPV6_EXT_UNKNOWN |
- RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN, /* b1110 */
- RTE_PTYPE_ALL_MASK /* b1111 */
+uint32_t mlx5_ptype_table[] __rte_cache_aligned = {
+ [0xff] = RTE_PTYPE_ALL_MASK, /* Last entry for errored packet. */
};
+/**
+ * Build a table to translate Rx completion flags to packet type.
+ *
+ * @note: fix mlx5_dev_supported_ptypes_get() if any change here.
+ */
+void
+mlx5_set_ptype_table(void)
+{
+ unsigned int i;
+ uint32_t (*p)[RTE_DIM(mlx5_ptype_table)] = &mlx5_ptype_table;
+
+ /* Last entry must not be overwritten, reserved for errored packet. */
+ for (i = 0; i < RTE_DIM(mlx5_ptype_table) - 1; ++i)
+ (*p)[i] = RTE_PTYPE_UNKNOWN;
+ /*
+ * The index to the array should have:
+ * bit[1:0] = l3_hdr_type
+ * bit[4:2] = l4_hdr_type
+ * bit[5] = ip_frag
+ * bit[6] = tunneled
+ * bit[7] = outer_l3_type
+ */
+ /* L3 */
+ (*p)[0x01] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN |
+ RTE_PTYPE_L4_NONFRAG;
+ (*p)[0x02] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN |
+ RTE_PTYPE_L4_NONFRAG;
+ /* Fragmented */
+ (*p)[0x21] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN |
+ RTE_PTYPE_L4_FRAG;
+ (*p)[0x22] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN |
+ RTE_PTYPE_L4_FRAG;
+ /* TCP */
+ (*p)[0x05] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN |
+ RTE_PTYPE_L4_TCP;
+ (*p)[0x06] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN |
+ RTE_PTYPE_L4_TCP;
+ /* UDP */
+ (*p)[0x09] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN |
+ RTE_PTYPE_L4_UDP;
+ (*p)[0x0a] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN |
+ RTE_PTYPE_L4_UDP;
+ /* Repeat with outer_l3_type being set. Just in case. */
+ (*p)[0x81] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN |
+ RTE_PTYPE_L4_NONFRAG;
+ (*p)[0x82] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN |
+ RTE_PTYPE_L4_NONFRAG;
+ (*p)[0xa1] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN |
+ RTE_PTYPE_L4_FRAG;
+ (*p)[0xa2] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN |
+ RTE_PTYPE_L4_FRAG;
+ (*p)[0x85] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN |
+ RTE_PTYPE_L4_TCP;
+ (*p)[0x86] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN |
+ RTE_PTYPE_L4_TCP;
+ (*p)[0x89] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN |
+ RTE_PTYPE_L4_UDP;
+ (*p)[0x8a] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN |
+ RTE_PTYPE_L4_UDP;
+ /* Tunneled - L3 */
+ (*p)[0x41] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN |
+ RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN |
+ RTE_PTYPE_INNER_L4_NONFRAG;
+ (*p)[0x42] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN |
+ RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN |
+ RTE_PTYPE_INNER_L4_NONFRAG;
+ (*p)[0xc1] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN |
+ RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN |
+ RTE_PTYPE_INNER_L4_NONFRAG;
+ (*p)[0xc2] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN |
+ RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN |
+ RTE_PTYPE_INNER_L4_NONFRAG;
+ /* Tunneled - Fragmented */
+ (*p)[0x61] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN |
+ RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN |
+ RTE_PTYPE_INNER_L4_FRAG;
+ (*p)[0x62] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN |
+ RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN |
+ RTE_PTYPE_INNER_L4_FRAG;
+ (*p)[0xe1] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN |
+ RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN |
+ RTE_PTYPE_INNER_L4_FRAG;
+ (*p)[0xe2] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN |
+ RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN |
+ RTE_PTYPE_INNER_L4_FRAG;
+ /* Tunneled - TCP */
+ (*p)[0x45] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN |
+ RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN |
+ RTE_PTYPE_L4_TCP;
+ (*p)[0x46] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN |
+ RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN |
+ RTE_PTYPE_L4_TCP;
+ (*p)[0xc5] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN |
+ RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN |
+ RTE_PTYPE_L4_TCP;
+ (*p)[0xc6] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN |
+ RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN |
+ RTE_PTYPE_L4_TCP;
+ /* Tunneled - UDP */
+ (*p)[0x49] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN |
+ RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN |
+ RTE_PTYPE_L4_UDP;
+ (*p)[0x4a] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN |
+ RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN |
+ RTE_PTYPE_L4_UDP;
+ (*p)[0xc9] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN |
+ RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN |
+ RTE_PTYPE_L4_UDP;
+ (*p)[0xca] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN |
+ RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN |
+ RTE_PTYPE_L4_UDP;
+}
+
/**
* Return the size of tailroom of WQ.
*
#ifdef MLX5_PMD_SOFT_COUNTERS
total_length = length;
#endif
- if (length < (MLX5_WQE_DWORD_SIZE + 2))
+ if (length < (MLX5_WQE_DWORD_SIZE + 2)) {
+ txq->stats.oerrors++;
break;
+ }
/* Update element. */
(*txq->elts)[elts_head & elts_m] = buf;
/* Prefetch next buffer data. */
length -= pkt_inline_sz;
addr += pkt_inline_sz;
}
+ raw += MLX5_WQE_DWORD_SIZE;
if (txq->tso_en) {
tso = buf->ol_flags & PKT_TX_TCP_SEG;
if (tso) {
cs_flags |= MLX5_ETH_WQE_L4_CSUM;
}
if (unlikely(tso_header_sz >
- MLX5_MAX_TSO_HEADER))
+ MLX5_MAX_TSO_HEADER)) {
+ txq->stats.oerrors++;
break;
+ }
copy_b = tso_header_sz - pkt_inline_sz;
/* First seg must contain all headers. */
assert(copy_b <= length);
- raw += MLX5_WQE_DWORD_SIZE;
if (copy_b &&
((end - (uintptr_t)raw) > copy_b)) {
uint16_t n = (MLX5_WQE_DS(copy_b) -
(void *)addr, copy_b);
addr += copy_b;
length -= copy_b;
+ /* Include padding for TSO header. */
+ copy_b = MLX5_WQE_DS(copy_b) *
+ MLX5_WQE_DWORD_SIZE;
pkt_inline_sz += copy_b;
- /*
- * Another DWORD will be added
- * in the inline part.
- */
- raw += MLX5_WQE_DS(copy_b) *
- MLX5_WQE_DWORD_SIZE -
- MLX5_WQE_DWORD_SIZE;
+ raw += copy_b;
} else {
/* NOP WQE. */
wqe->ctrl = (rte_v128u32_t){
}
/* Inline if enough room. */
if (inline_en || tso) {
+ uint32_t inl;
uintptr_t end = (uintptr_t)
(((uintptr_t)txq->wqes) +
(1 << txq->wqe_n) * MLX5_WQE_SIZE);
unsigned int inline_room = max_inline *
RTE_CACHE_LINE_SIZE -
- (pkt_inline_sz - 2);
+ (pkt_inline_sz - 2) -
+ !!tso * sizeof(inl);
uintptr_t addr_end = (addr + inline_room) &
~(RTE_CACHE_LINE_SIZE - 1);
unsigned int copy_b = (addr_end > addr) ?
RTE_MIN((addr_end - addr), length) :
0;
- raw += MLX5_WQE_DWORD_SIZE;
if (copy_b && ((end - (uintptr_t)raw) > copy_b)) {
/*
* One Dseg remains in the current WQE. To
break;
max_wqe -= n;
if (tso) {
- uint32_t inl =
- htonl(copy_b | MLX5_INLINE_SEG);
-
- pkt_inline_sz =
- MLX5_WQE_DS(tso_header_sz) *
- MLX5_WQE_DWORD_SIZE;
+ inl = htonl(copy_b | MLX5_INLINE_SEG);
rte_memcpy((void *)raw,
(void *)&inl, sizeof(inl));
raw += sizeof(inl);
else
j += sg;
next_pkt:
+ if (ds > MLX5_DSEG_MAX) {
+ txq->stats.oerrors++;
+ break;
+ }
++elts_head;
++pkts;
++i;
if (max_elts < segs_n)
break;
/* Do not bother with large packets MPW cannot handle. */
- if (segs_n > MLX5_MPW_DSEG_MAX)
+ if (segs_n > MLX5_MPW_DSEG_MAX) {
+ txq->stats.oerrors++;
break;
+ }
max_elts -= segs_n;
--pkts_n;
/* Should we enable HW CKSUM offload */
if (max_elts < segs_n)
break;
/* Do not bother with large packets MPW cannot handle. */
- if (segs_n > MLX5_MPW_DSEG_MAX)
+ if (segs_n > MLX5_MPW_DSEG_MAX) {
+ txq->stats.oerrors++;
break;
+ }
max_elts -= segs_n;
--pkts_n;
/*
if (max_elts - j < segs_n)
break;
/* Do not bother with large packets MPW cannot handle. */
- if (segs_n > MLX5_MPW_DSEG_MAX)
+ if (segs_n > MLX5_MPW_DSEG_MAX) {
+ txq->stats.oerrors++;
break;
+ }
/* Should we enable HW CKSUM offload. */
if (buf->ol_flags &
(PKT_TX_IP_CKSUM | PKT_TX_TCP_CKSUM | PKT_TX_UDP_CKSUM))
static inline uint32_t
rxq_cq_to_pkt_type(volatile struct mlx5_cqe *cqe)
{
- uint32_t pkt_type;
- uint16_t flags = ntohs(cqe->hdr_type_etc);
+ uint8_t idx;
+ uint8_t pinfo = cqe->pkt_info;
+ uint16_t ptype = cqe->hdr_type_etc;
- if (cqe->pkt_info & MLX5_CQE_RX_TUNNEL_PACKET) {
- pkt_type =
- TRANSPOSE(flags,
- MLX5_CQE_RX_IPV4_PACKET,
- RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN) |
- TRANSPOSE(flags,
- MLX5_CQE_RX_IPV6_PACKET,
- RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN);
- pkt_type |= ((cqe->pkt_info & MLX5_CQE_RX_OUTER_PACKET) ?
- RTE_PTYPE_L3_IPV6_EXT_UNKNOWN :
- RTE_PTYPE_L3_IPV4_EXT_UNKNOWN);
- } else {
- pkt_type =
- TRANSPOSE(flags,
- MLX5_CQE_L3_HDR_TYPE_IPV6,
- RTE_PTYPE_L3_IPV6_EXT_UNKNOWN) |
- TRANSPOSE(flags,
- MLX5_CQE_L3_HDR_TYPE_IPV4,
- RTE_PTYPE_L3_IPV4_EXT_UNKNOWN);
- }
- return pkt_type;
+ /*
+ * The index to the array should have:
+ * bit[1:0] = l3_hdr_type
+ * bit[4:2] = l4_hdr_type
+ * bit[5] = ip_frag
+ * bit[6] = tunneled
+ * bit[7] = outer_l3_type
+ */
+ idx = ((pinfo & 0x3) << 6) | ((ptype & 0xfc00) >> 10);
+ return mlx5_ptype_table[idx];
}
/**
pkt = seg;
assert(len >= (rxq->crc_present << 2));
/* Update packet information. */
- pkt->packet_type = 0;
+ pkt->packet_type = rxq_cq_to_pkt_type(cqe);
pkt->ol_flags = 0;
if (rss_hash_res && rxq->rss_hash) {
pkt->hash.rss = rss_hash_res;
mlx5_flow_mark_get(mark);
}
}
- if (rxq->csum | rxq->csum_l2tun) {
- pkt->packet_type = rxq_cq_to_pkt_type(cqe);
+ if (rxq->csum | rxq->csum_l2tun)
pkt->ol_flags |= rxq_cq_to_ol_flags(rxq, cqe);
- }
if (rxq->vlan_strip &&
(cqe->hdr_type_etc &
htons(MLX5_CQE_VLAN_STRIPPED))) {
(void)priv;
return -ENOTSUP;
}
-
-void __attribute__((weak))
-priv_prep_vec_rx_function(struct priv *priv)
-{
- (void)priv;
-}
git.droids-corp.org / dpdk.git / blobdiff