From: Xueming Li Date: Mon, 23 Apr 2018 12:16:35 +0000 (+0800) Subject: app/testpmd: support more GRE extension in csum engine X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;ds=sidebyside;h=ad93fb8c9d26324f75e7c5bf2a0e6858ffef54ed;p=dpdk.git app/testpmd: support more GRE extension in csum engine This patch adds GRE checksum and sequence extension supports in addtion to key extension to csum forwarding engine. Signed-off-by: Xueming Li Acked-by: Thomas Monjalon --- diff --git a/app/test-pmd/csumonly.c b/app/test-pmd/csumonly.c index 285709872f..53b98412a1 100644 --- a/app/test-pmd/csumonly.c +++ b/app/test-pmd/csumonly.c @@ -49,9 +49,12 @@ #define IP_HDRLEN 0x05 /* default IP header length == five 32-bits words. */ #define IP_VHL_DEF (IP_VERSION | IP_HDRLEN) -#define GRE_KEY_PRESENT 0x2000 -#define GRE_KEY_LEN 4 -#define GRE_SUPPORTED_FIELDS GRE_KEY_PRESENT +#define GRE_CHECKSUM_PRESENT 0x8000 +#define GRE_KEY_PRESENT 0x2000 +#define GRE_SEQUENCE_PRESENT 0x1000 +#define GRE_EXT_LEN 4 +#define GRE_SUPPORTED_FIELDS (GRE_CHECKSUM_PRESENT | GRE_KEY_PRESENT |\ + GRE_SEQUENCE_PRESENT) /* We cannot use rte_cpu_to_be_16() on a constant in a switch/case */ #if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN @@ -269,14 +272,14 @@ parse_gre(struct simple_gre_hdr *gre_hdr, struct testpmd_offload_info *info) struct ipv6_hdr *ipv6_hdr; uint8_t gre_len = 0; - /* check which fields are supported */ - if ((gre_hdr->flags & _htons(~GRE_SUPPORTED_FIELDS)) != 0) - return; - gre_len += sizeof(struct simple_gre_hdr); if (gre_hdr->flags & _htons(GRE_KEY_PRESENT)) - gre_len += GRE_KEY_LEN; + gre_len += GRE_EXT_LEN; + if (gre_hdr->flags & _htons(GRE_SEQUENCE_PRESENT)) + gre_len += GRE_EXT_LEN; + if (gre_hdr->flags & _htons(GRE_CHECKSUM_PRESENT)) + gre_len += GRE_EXT_LEN; if (gre_hdr->proto == _htons(ETHER_TYPE_IPv4)) { info->is_tunnel = 1; @@ -815,6 +818,7 @@ pkt_burst_checksum_forward(struct fwd_stream *fs) /* step 3: fill the mbuf meta data (flags and header lengths) */ + m->tx_offload = 0; if (info.is_tunnel == 1) { if (info.tunnel_tso_segsz || (tx_offloads &