From: Dmitry Eremin-Solenikov <dmitry.ereminsoleni...@linaro.org> Separate function returning destination queue from cos_t instance.
Signed-off-by: Dmitry Eremin-Solenikov <dmitry.ereminsoleni...@linaro.org> --- /** Email created from pull request 243 (lumag:ipsec-packet-impl-3) ** https://github.com/Linaro/odp/pull/243 ** Patch: https://github.com/Linaro/odp/pull/243.patch ** Base sha: 825f75ed8644ef57c5648961e7982daf13cd9375 ** Merge commit sha: 42beb7e73df5f59ecb1d29f3adb5d8669c61bca7 **/ .../include/odp_classification_internal.h | 7 +++++ platform/linux-generic/odp_classification.c | 34 ++++++++++++++++------ 2 files changed, 32 insertions(+), 9 deletions(-) diff --git a/platform/linux-generic/include/odp_classification_internal.h b/platform/linux-generic/include/odp_classification_internal.h index 8882a7177..4cadb9bdb 100644 --- a/platform/linux-generic/include/odp_classification_internal.h +++ b/platform/linux-generic/include/odp_classification_internal.h @@ -42,6 +42,13 @@ int cls_classify_packet(pktio_entry_t *entry, const uint8_t *base, odp_packet_hdr_t *pkt_hdr); /** + * @internal + * Select packet destination queue basing on provided cos entry + */ +odp_queue_t cls_pkt_get_queue(odp_packet_hdr_t *pkt_hdr, cos_t *cos, + const uint8_t *base); + +/** Packet IO classifier init This function does initialization of classifier object associated with pktio. diff --git a/platform/linux-generic/odp_classification.c b/platform/linux-generic/odp_classification.c index 6ece74fca..317caefbf 100644 --- a/platform/linux-generic/odp_classification.c +++ b/platform/linux-generic/odp_classification.c @@ -961,8 +961,7 @@ int cls_classify_packet(pktio_entry_t *entry, const uint8_t *base, odp_packet_hdr_t *pkt_hdr) { cos_t *cos; - uint32_t tbl_index; - uint32_t hash; + odp_queue_t queue; packet_parse_reset(pkt_hdr); packet_set_len(pkt_hdr, pkt_len); @@ -979,20 +978,37 @@ int cls_classify_packet(pktio_entry_t *entry, const uint8_t *base, return -EFAULT; *pool = cos->s.pool; + pkt_hdr->p.input_flags.dst_queue = 1; - if (!cos->s.queue_group) { - pkt_hdr->dst_queue = queue_fn->from_ext(cos->s.queue); - return 0; - } + queue = cls_pkt_get_queue(pkt_hdr, cos, base); + pkt_hdr->dst_queue = queue_fn->from_ext(queue); + + return 0; +} + +/** + * Set packet destination queue basing on the cos + * + * @param cos + * @param pkt_hdr Packet header + * @param base Packet data + */ +odp_queue_t cls_pkt_get_queue(odp_packet_hdr_t *pkt_hdr, cos_t *cos, + const uint8_t *base) +{ + uint32_t tbl_index; + uint32_t hash; + + if (!cos->s.queue_group) + return cos->s.queue; hash = packet_rss_hash(pkt_hdr, cos->s.hash_proto, base); /* CLS_COS_QUEUE_MAX is a power of 2 */ hash = hash & (CLS_COS_QUEUE_MAX - 1); tbl_index = (cos->s.index * CLS_COS_QUEUE_MAX) + hash; - pkt_hdr->dst_queue = queue_fn->from_ext(queue_grp_tbl-> - s.queue[tbl_index]); - return 0; + + return queue_grp_tbl->s.queue[tbl_index]; } static uint32_t packet_rss_hash(odp_packet_hdr_t *pkt_hdr,
