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net/ice: support flow mark in SSE path

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Support flow director mark ID parsing from flexible
Rx descriptor in SSE path.

Signed-off-by: Guinan Sun <guinanx.sun@intel.com>
Acked-by: Leyi Rong <leyi.rong@intel.com>
This commit is contained in:
Guinan Sun 2020-09-16 03:10:01 +00:00 committed by Ferruh Yigit
parent 59852468c1
commit dd4245f079
1 changed files with 49 additions and 0 deletions
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49
drivers/net/ice/ice_rxtx_vec_sse.c
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@ -10,6 +10,25 @@
#pragma GCC diagnostic ignored "-Wcast-qual"
#endif
static inline __m128i
ice_flex_rxd_to_fdir_flags_vec(const __m128i fdir_id0_3)
{
#define FDID_MIS_MAGIC 0xFFFFFFFF
RTE_BUILD_BUG_ON(PKT_RX_FDIR != (1 << 2));
RTE_BUILD_BUG_ON(PKT_RX_FDIR_ID != (1 << 13));
const __m128i pkt_fdir_bit = _mm_set1_epi32(PKT_RX_FDIR |
PKT_RX_FDIR_ID);
/* desc->flow_id field == 0xFFFFFFFF means fdir mismatch */
const __m128i fdir_mis_mask = _mm_set1_epi32(FDID_MIS_MAGIC);
__m128i fdir_mask = _mm_cmpeq_epi32(fdir_id0_3,
fdir_mis_mask);
/* this XOR op results to bit-reverse the fdir_mask */
fdir_mask = _mm_xor_si128(fdir_mask, fdir_mis_mask);
const __m128i fdir_flags = _mm_and_si128(fdir_mask, pkt_fdir_bit);
return fdir_flags;
}
static inline void
ice_rxq_rearm(struct ice_rx_queue *rxq)
{
@ -159,6 +178,36 @@ ice_rx_desc_to_olflags_v(struct ice_rx_queue *rxq, __m128i descs[4],
/* merge the flags */
flags = _mm_or_si128(flags, rss_vlan);
if (rxq->fdir_enabled) {
const __m128i fdir_id0_1 =
_mm_unpackhi_epi32(descs[0], descs[1]);
const __m128i fdir_id2_3 =
_mm_unpackhi_epi32(descs[2], descs[3]);
const __m128i fdir_id0_3 =
_mm_unpackhi_epi64(fdir_id0_1, fdir_id2_3);
const __m128i fdir_flags =
ice_flex_rxd_to_fdir_flags_vec(fdir_id0_3);
/* merge with fdir_flags */
flags = _mm_or_si128(flags, fdir_flags);
/* write fdir_id to mbuf */
rx_pkts[0]->hash.fdir.hi =
_mm_extract_epi32(fdir_id0_3, 0);
rx_pkts[1]->hash.fdir.hi =
_mm_extract_epi32(fdir_id0_3, 1);
rx_pkts[2]->hash.fdir.hi =
_mm_extract_epi32(fdir_id0_3, 2);
rx_pkts[3]->hash.fdir.hi =
_mm_extract_epi32(fdir_id0_3, 3);
} /* if() on fdir_enabled */
/**
* At this point, we have the 4 sets of flags in the low 16-bits
* of each 32-bit value in flags.