> -----Original Message-----
> From: Ye, Xiaolong
> Sent: Thursday, September 19, 2019 07:30
> To: Rong, Leyi <leyi.r...@intel.com>
> Cc: Wang, Haiyue <haiyue.w...@intel.com>; Lu, Wenzhuo <wenzhuo...@intel.com>;
> Zhang, Qi Z
> <qi.z.zh...@intel.com>; dev@dpdk.org
> Subject: Re: [PATCH v3 3/5] net/ice: add protocol extraction support for per
> Rx queue
>
> On 09/17, Leyi Rong wrote:
> >From: Haiyue Wang <haiyue.w...@intel.com>
> >
> >The ice has the feature to extract protocol fields into flex descriptor
> >by programming per queue. Currently, the ice PMD will put the protocol
> >fields into rte_mbuf::udata64 with different type format. Application
> >can access the protocol fields quickly.
> >
>
> [snip]
>
> >+static int
> >+parse_queue_set(const char *input, int xtr_type, struct ice_devargs
> >*devargs)
> >+{
> >+ const char *str = input;
> >+ char *end = NULL;
> >+ uint32_t min, max;
> >+ uint32_t idx;
> >+
> >+ while (isblank(*str))
> >+ str++;
> >+
> >+ if ((!isdigit(*str) && *str != '(') || (*str == '\0'))
>
> Minor nit, (*str == '\0') seems redundant here, no?
>
Yes! Will make it clean.
> >+ return -1;
> >+
> >+ /* process single number or single range of number */
> >+ if (*str != '(') {
> >+ errno = 0;
> >+ idx = strtoul(str, &end, 10);
> >+ if (errno || end == NULL || idx >= ICE_MAX_QUEUE_NUM)
> >+ return -1;
> >+
> >+ while (isblank(*end))
> >+ end++;
> >+
> >+ min = idx;
> >+ max = idx;
> >+
> >+ /* process single <number>-<number> */
> >+ if (*end == '-') {
> >+ end++;
> >+ while (isblank(*end))
> >+ end++;
> >+ if (!isdigit(*end))
> >+ return -1;
> >+
> >+ errno = 0;
> >+ idx = strtoul(end, &end, 10);
> >+ if (errno || end == NULL || idx >= ICE_MAX_QUEUE_NUM)
> >+ return -1;
> >+
> >+ max = idx;
> >+ while (isblank(*end))
> >+ end++;
> >+ }
> >+
> >+ if (*end != ':')
> >+ return -1;
> >+
> >+ for (idx = RTE_MIN(min, max);
> >+ idx <= RTE_MAX(min, max); idx++)
> >+ devargs->proto_xtr[idx] = xtr_type;
> >+
> >+ return 0;
> >+ }
> >+
> >+ /* process set within bracket */
> >+ str++;
> >+ while (isblank(*str))
> >+ str++;
> >+ if (*str == '\0')
> >+ return -1;
> >+
> >+ min = ICE_MAX_QUEUE_NUM;
> >+ do {
> >+ /* go ahead to the first digit */
> >+ while (isblank(*str))
> >+ str++;
> >+ if (!isdigit(*str))
> >+ return -1;
> >+
> >+ /* get the digit value */
> >+ errno = 0;
> >+ idx = strtoul(str, &end, 10);
> >+ if (errno || end == NULL || idx >= ICE_MAX_QUEUE_NUM)
> >+ return -1;
> >+
> >+ /* go ahead to separator '-',',' and ')' */
> >+ while (isblank(*end))
> >+ end++;
> >+ if (*end == '-') {
> >+ if (min == ICE_MAX_QUEUE_NUM)
> >+ min = idx;
> >+ else /* avoid continuous '-' */
> >+ return -1;
> >+ } else if (*end == ',' || *end == ')') {
> >+ max = idx;
> >+ if (min == ICE_MAX_QUEUE_NUM)
> >+ min = idx;
> >+
> >+ for (idx = RTE_MIN(min, max);
> >+ idx <= RTE_MAX(min, max); idx++)
> >+ devargs->proto_xtr[idx] = xtr_type;
> >+
> >+ min = ICE_MAX_QUEUE_NUM;
> >+ } else {
> >+ return -1;
> >+ }
> >+
> >+ str = end + 1;
> >+ } while (*end != ')' && *end != '\0');
> >+
> >+ return 0;
> >+}
> >+
> >+static int
> >+parse_queue_proto_xtr(const char *queues, struct ice_devargs *devargs)
> >+{
> >+ const char *queue_start;
> >+ uint32_t idx;
> >+ int xtr_type;
> >+ char xtr_name[32];
> >+
> >+ while (isblank(*queues))
> >+ queues++;
> >+
> >+ if (*queues != '[') {
> >+ xtr_type = lookup_proto_xtr_type(queues);
> >+ if (xtr_type < 0)
> >+ return -1;
> >+
> >+ devargs->proto_xtr_dflt = xtr_type;
>
> If we memset(devargs->proto_xtr, xtr_type, ICE_MAX_QUEUE_NUM) here, seems
> we don't need proto_xtr_dflt.
+1, good catch.
>
> >+ return 0;
> >+ }
> >+
> >+ queues++;
> >+ do {
> >+ while (isblank(*queues))
> >+ queues++;
> >+ if (*queues == '\0')
> >+ return -1;
> >+
> >+ queue_start = queues;
> >+
> >+ /* go across a complete bracket */
> >+ if (*queue_start == '(') {
> >+ queues += strcspn(queues, ")");
> >+ if (*queues != ')')
> >+ return -1;
> >+ }
> >+
> >+ /* scan the separator ':' */
> >+ queues += strcspn(queues, ":");
> >+ if (*queues++ != ':')
> >+ return -1;
> >+ while (isblank(*queues))
> >+ queues++;
> >+
> >+ for (idx = 0; ; idx++) {
> >+ if (isblank(queues[idx]) ||
> >+ queues[idx] == ',' ||
> >+ queues[idx] == ']' ||
> >+ queues[idx] == '\0')
> >+ break;
> >+
> >+ if (idx > sizeof(xtr_name) - 2)
> >+ return -1;
> >+
> >+ xtr_name[idx] = queues[idx];
> >+ }
> >+ xtr_name[idx] = '\0';
> >+ xtr_type = lookup_proto_xtr_type(xtr_name);
> >+ if (xtr_type < 0)
> >+ return -1;
> >+
> >+ queues += idx;
> >+
> >+ while (isblank(*queues) || *queues == ',' || *queues == ']')
> >+ queues++;
> >+
> >+ if (parse_queue_set(queue_start, xtr_type, devargs) < 0)
> >+ return -1;
> >+ } while (*queues != '\0');
> >+
> >+ return 0;
> >+}
> >+
> >+static int
> >+handle_proto_xtr_arg(__rte_unused const char *key, const char *value,
> >+ void *extra_args)
> >+{
> >+ struct ice_devargs *devargs = extra_args;
> >+
> >+ if (value == NULL || extra_args == NULL)
> >+ return -EINVAL;
> >+
> >+ if (parse_queue_proto_xtr(value, devargs) < 0) {
> >+ PMD_DRV_LOG(ERR,
> >+ "The protocol extraction parameter is wrong : '%s'",
> >+ value);
> >+ return -1;
> >+ }
> >+
> >+ return 0;
> >+}
> >+
> >+static void
> >+ice_parse_proto_xtr_devarg(struct rte_kvargs *kvlist,
> >+ struct ice_devargs *devargs)
> >+{
> >+ int i;
> >+
> >+ devargs->proto_xtr_dflt = PROTO_XTR_NONE;
> >+
> >+ for (i = 0; i < ICE_MAX_QUEUE_NUM; i++)
> >+ devargs->proto_xtr[i] = PROTO_XTR_NONE;
>
> memset(devargs->proto_xtr, PROTO_XTR_NONE, ICE_MAX_QUEUE_NUM) ?
>
Yes.
> >+
> >+ rte_kvargs_process(kvlist, ICE_PROTO_XTR_ARG,
> >+ handle_proto_xtr_arg, devargs);
>
> Do we need to check ret of rte_kvargs_process here and change
> ice_parse_proto_xtr_devarg
> to return int?
>
> >+}
> >+
> >+static bool
> >+ice_proto_xtr_support(struct ice_hw *hw)
> >+{
> >+#define FLX_REG(val, fld, idx) \
> >+ (((val) & GLFLXP_RXDID_FLX_WRD_##idx##_##fld##_M) >> \
> >+ GLFLXP_RXDID_FLX_WRD_##idx##_##fld##_S)
> >+ static struct {
> >+ uint32_t rxdid;
> >+ uint16_t protid_0;
> >+ uint16_t protid_1;
> >+ } xtr_sets[] = {
> >+ { ICE_RXDID_COMMS_AUX_VLAN, ICE_PROT_EVLAN_O, ICE_PROT_VLAN_O },
> >+ { ICE_RXDID_COMMS_AUX_IPV4, ICE_PROT_IPV4_OF_OR_S,
> >+ ICE_PROT_IPV4_OF_OR_S },
> >+ { ICE_RXDID_COMMS_AUX_IPV6, ICE_PROT_IPV6_OF_OR_S,
> >+ ICE_PROT_IPV6_OF_OR_S },
> >+ { ICE_RXDID_COMMS_AUX_IPV6_FLOW, ICE_PROT_IPV6_OF_OR_S,
> >+ ICE_PROT_IPV6_OF_OR_S },
> >+ { ICE_RXDID_COMMS_AUX_TCP, ICE_PROT_TCP_IL, ICE_PROT_ID_INVAL },
> >+ };
> >+ uint32_t i;
> >+
> >+ for (i = 0; i < RTE_DIM(xtr_sets); i++) {
> >+ uint32_t rxdid = xtr_sets[i].rxdid;
> >+ uint32_t v;
> >+
> >+ if (xtr_sets[i].protid_0 != ICE_PROT_ID_INVAL) {
> >+ v = ICE_READ_REG(hw, GLFLXP_RXDID_FLX_WRD_4(rxdid));
> >+
> >+ if (FLX_REG(v, PROT_MDID, 4) != xtr_sets[i].protid_0 ||
> >+ FLX_REG(v, RXDID_OPCODE, 4) != ICE_RX_OPC_EXTRACT)
> >+ return false;
> >+ }
> >+
> >+ if (xtr_sets[i].protid_1 != ICE_PROT_ID_INVAL) {
> >+ v = ICE_READ_REG(hw, GLFLXP_RXDID_FLX_WRD_5(rxdid));
> >+
> >+ if (FLX_REG(v, PROT_MDID, 5) != xtr_sets[i].protid_1 ||
> >+ FLX_REG(v, RXDID_OPCODE, 5) != ICE_RX_OPC_EXTRACT)
> >+ return false;
> >+ }
> >+ }
> >+
> >+ return true;
> >+}
> >+
> > static int
> > ice_res_pool_init(struct ice_res_pool_info *pool, uint32_t base,
> > uint32_t num)
> >@@ -1079,6 +1368,8 @@ ice_interrupt_handler(void *param)
> > static int
> > ice_pf_sw_init(struct rte_eth_dev *dev)
> > {
> >+ struct ice_adapter *ad =
> >+ ICE_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
> > struct ice_pf *pf = ICE_DEV_PRIVATE_TO_PF(dev->data->dev_private);
> > struct ice_hw *hw = ICE_PF_TO_HW(pf);
> >
> >@@ -1088,6 +1379,21 @@ ice_pf_sw_init(struct rte_eth_dev *dev)
> >
> > pf->lan_nb_qps = pf->lan_nb_qp_max;
> >
> >+ if (ice_proto_xtr_support(hw))
> >+ pf->proto_xtr = rte_zmalloc(NULL, pf->lan_nb_qps, 0);
> >+
> >+ if (pf->proto_xtr != NULL) {
> >+ uint16_t i;
> >+
> >+ for (i = 0; i < pf->lan_nb_qps; i++)
> >+ pf->proto_xtr[i] =
> >+ ad->devargs.proto_xtr[i] != PROTO_XTR_NONE ?
> >+ ad->devargs.proto_xtr[i] :
> >+ ad->devargs.proto_xtr_dflt;
> >+ } else {
> >+ PMD_DRV_LOG(NOTICE, "Protocol extraction is disabled");
> >+ }
> >+
> > return 0;
> > }
> >
> >@@ -1378,6 +1684,8 @@ static int ice_parse_devargs(struct rte_eth_dev *dev)
> > return -EINVAL;
> > }
> >
> >+ ice_parse_proto_xtr_devarg(kvlist, &ad->devargs);
> >+
> > ret = rte_kvargs_process(kvlist, ICE_SAFE_MODE_SUPPORT_ARG,
> > &parse_bool, &ad->devargs.safe_mode_support);
> >
> >@@ -1547,6 +1855,7 @@ ice_dev_init(struct rte_eth_dev *dev)
> > ice_sched_cleanup_all(hw);
> > rte_free(hw->port_info);
> > ice_shutdown_all_ctrlq(hw);
> >+ rte_free(pf->proto_xtr);
> >
> > return ret;
> > }
> >@@ -1672,6 +1981,8 @@ ice_dev_close(struct rte_eth_dev *dev)
> > rte_free(hw->port_info);
> > hw->port_info = NULL;
> > ice_shutdown_all_ctrlq(hw);
> >+ rte_free(pf->proto_xtr);
> >+ pf->proto_xtr = NULL;
> > }
> >
> > static int
> >@@ -3795,6 +4106,7 @@ RTE_PMD_REGISTER_PCI(net_ice, rte_ice_pmd);
> > RTE_PMD_REGISTER_PCI_TABLE(net_ice, pci_id_ice_map);
> > RTE_PMD_REGISTER_KMOD_DEP(net_ice, "* igb_uio | uio_pci_generic |
> > vfio-pci");
> > RTE_PMD_REGISTER_PARAM_STRING(net_ice,
> >+ ICE_PROTO_XTR_ARG
> >"=[queue:]<vlan|ipv4|ipv6|ipv6_flow|tcp>"
> > ICE_SAFE_MODE_SUPPORT_ARG "=<0|1>");
> >
> > RTE_INIT(ice_init_log)
> >diff --git a/drivers/net/ice/ice_ethdev.h b/drivers/net/ice/ice_ethdev.h
> >index f569da833..e58192104 100644
> >--- a/drivers/net/ice/ice_ethdev.h
> >+++ b/drivers/net/ice/ice_ethdev.h
> >@@ -263,6 +263,7 @@ struct ice_pf {
> > uint16_t lan_nb_qp_max;
> > uint16_t lan_nb_qps; /* The number of queue pairs of LAN */
> > uint16_t base_queue; /* The base queue pairs index in the device */
> >+ uint8_t *proto_xtr; /* Protocol extraction type for all queues */
> > struct ice_hw_port_stats stats_offset;
> > struct ice_hw_port_stats stats;
> > /* internal packet statistics, it should be excluded from the total */
> >@@ -273,11 +274,15 @@ struct ice_pf {
> > struct ice_flow_list flow_list;
> > };
> >
> >+#define ICE_MAX_QUEUE_NUM 2048
> >+
> > /**
> > * Cache devargs parse result.
> > */
> > struct ice_devargs {
> > int safe_mode_support;
> >+ uint8_t proto_xtr_dflt;
> >+ uint8_t proto_xtr[ICE_MAX_QUEUE_NUM];
> > };
> >
> > /**
> >diff --git a/drivers/net/ice/ice_rxtx.c b/drivers/net/ice/ice_rxtx.c
> >index d2e36853f..e28310b96 100644
> >--- a/drivers/net/ice/ice_rxtx.c
> >+++ b/drivers/net/ice/ice_rxtx.c
> >@@ -13,6 +13,36 @@
> > PKT_TX_TCP_SEG | \
> > PKT_TX_OUTER_IP_CKSUM)
> >
> >+static inline uint8_t
> >+ice_rxdid_to_proto_xtr_type(uint8_t rxdid)
> >+{
> >+ static uint8_t xtr_map[] = {
> >+ [ICE_RXDID_COMMS_AUX_VLAN] = PROTO_XTR_VLAN,
> >+ [ICE_RXDID_COMMS_AUX_IPV4] = PROTO_XTR_IPV4,
> >+ [ICE_RXDID_COMMS_AUX_IPV6] = PROTO_XTR_IPV6,
> >+ [ICE_RXDID_COMMS_AUX_IPV6_FLOW] = PROTO_XTR_IPV6_FLOW,
> >+ [ICE_RXDID_COMMS_AUX_TCP] = PROTO_XTR_TCP,
> >+ };
> >+
> >+ return rxdid < RTE_DIM(xtr_map) ? xtr_map[rxdid] : PROTO_XTR_NONE;
> >+}
> >+
> >+static inline uint8_t
> >+ice_proto_xtr_type_to_rxdid(uint8_t xtr_tpye)
> >+{
> >+ static uint8_t rxdid_map[] = {
> >+ [PROTO_XTR_VLAN] = ICE_RXDID_COMMS_AUX_VLAN,
> >+ [PROTO_XTR_IPV4] = ICE_RXDID_COMMS_AUX_IPV4,
> >+ [PROTO_XTR_IPV6] = ICE_RXDID_COMMS_AUX_IPV6,
> >+ [PROTO_XTR_IPV6_FLOW] = ICE_RXDID_COMMS_AUX_IPV6_FLOW,
> >+ [PROTO_XTR_TCP] = ICE_RXDID_COMMS_AUX_TCP,
> >+ };
> >+ uint8_t rxdid;
> >+
> >+ rxdid = xtr_tpye < RTE_DIM(rxdid_map) ? rxdid_map[xtr_tpye] : 0;
> >+
> >+ return rxdid != 0 ? rxdid : ICE_RXDID_COMMS_GENERIC;
> >+}
> >
> > static enum ice_status
> > ice_program_hw_rx_queue(struct ice_rx_queue *rxq)
> >@@ -84,6 +114,11 @@ ice_program_hw_rx_queue(struct ice_rx_queue *rxq)
> > rx_ctx.showiv = 0;
> > rx_ctx.crcstrip = (rxq->crc_len == 0) ? 1 : 0;
> >
> >+ rxdid = ice_proto_xtr_type_to_rxdid(rxq->proto_xtr);
> >+
> >+ PMD_DRV_LOG(DEBUG, "Port (%u) - Rx queue (%u) is set with RXDID : %u",
> >+ rxq->port_id, rxq->queue_id, rxdid);
> >+
> > /* Enable Flexible Descriptors in the queue context which
> > * allows this driver to select a specific receive descriptor format
> > */
> >@@ -641,6 +676,8 @@ ice_rx_queue_setup(struct rte_eth_dev *dev,
> > rxq->drop_en = rx_conf->rx_drop_en;
> > rxq->vsi = vsi;
> > rxq->rx_deferred_start = rx_conf->rx_deferred_start;
> >+ rxq->proto_xtr = pf->proto_xtr != NULL ?
> >+ pf->proto_xtr[queue_idx] : PROTO_XTR_NONE;
> >
> > /* Allocate the maximun number of RX ring hardware descriptor. */
> > len = ICE_MAX_RING_DESC;
> >@@ -1062,6 +1099,10 @@ ice_rxd_to_vlan_tci(struct rte_mbuf *mb, volatile
> >union ice_rx_flex_desc *rxdp)
> > mb->vlan_tci, mb->vlan_tci_outer);
> > }
> >
> >+#define ICE_RX_PROTO_XTR_VALID \
> >+ ((1 << ICE_RX_FLEX_DESC_STATUS1_XTRMD4_VALID_S) | \
> >+ (1 << ICE_RX_FLEX_DESC_STATUS1_XTRMD5_VALID_S))
> >+
> > static inline void
> > ice_rxd_to_pkt_fields(struct rte_mbuf *mb,
> > volatile union ice_rx_flex_desc *rxdp)
> >@@ -1075,6 +1116,26 @@ ice_rxd_to_pkt_fields(struct rte_mbuf *mb,
> > mb->ol_flags |= PKT_RX_RSS_HASH;
> > mb->hash.rss = rte_le_to_cpu_32(desc->rss_hash);
> > }
> >+
> >+#ifndef RTE_LIBRTE_ICE_16BYTE_RX_DESC
> >+ init_proto_xtr_flds(mb);
> >+
> >+ stat_err = rte_le_to_cpu_16(desc->status_error1);
> >+ if (stat_err & ICE_RX_PROTO_XTR_VALID) {
> >+ struct proto_xtr_flds *xtr = get_proto_xtr_flds(mb);
> >+
> >+ if (stat_err & (1 << ICE_RX_FLEX_DESC_STATUS1_XTRMD4_VALID_S))
> >+ xtr->u.raw.data0 =
> >+ rte_le_to_cpu_16(desc->flex_ts.flex.aux0);
> >+
> >+ if (stat_err & (1 << ICE_RX_FLEX_DESC_STATUS1_XTRMD5_VALID_S))
> >+ xtr->u.raw.data1 =
> >+ rte_le_to_cpu_16(desc->flex_ts.flex.aux1);
> >+
> >+ xtr->type = ice_rxdid_to_proto_xtr_type(desc->rxdid);
> >+ xtr->magic = PROTO_XTR_MAGIC_ID;
> >+ }
> >+#endif
> > }
> >
> > #ifdef RTE_LIBRTE_ICE_RX_ALLOW_BULK_ALLOC
> >diff --git a/drivers/net/ice/ice_rxtx.h b/drivers/net/ice/ice_rxtx.h
> >index 64e891875..de16637f3 100644
> >--- a/drivers/net/ice/ice_rxtx.h
> >+++ b/drivers/net/ice/ice_rxtx.h
> >@@ -5,6 +5,7 @@
> > #ifndef _ICE_RXTX_H_
> > #define _ICE_RXTX_H_
> >
> >+#include "rte_pmd_ice.h"
> > #include "ice_ethdev.h"
> >
> > #define ICE_ALIGN_RING_DESC 32
> >@@ -78,6 +79,7 @@ struct ice_rx_queue {
> > uint16_t max_pkt_len; /* Maximum packet length */
> > bool q_set; /* indicate if rx queue has been configured */
> > bool rx_deferred_start; /* don't start this queue in dev start */
> >+ uint8_t proto_xtr; /* Protocol extraction from flexible descriptor */
> > ice_rx_release_mbufs_t rx_rel_mbufs;
> > };
> >
> >diff --git a/drivers/net/ice/ice_rxtx_vec_common.h
> >b/drivers/net/ice/ice_rxtx_vec_common.h
> >index c5f0d564f..080ca4175 100644
> >--- a/drivers/net/ice/ice_rxtx_vec_common.h
> >+++ b/drivers/net/ice/ice_rxtx_vec_common.h
> >@@ -234,6 +234,9 @@ ice_rx_vec_queue_default(struct ice_rx_queue *rxq)
> > if (rxq->nb_rx_desc % rxq->rx_free_thresh)
> > return -1;
> >
> >+ if (rxq->proto_xtr != PROTO_XTR_NONE)
> >+ return -1;
> >+
> > return 0;
> > }
> >
> >diff --git a/drivers/net/ice/meson.build b/drivers/net/ice/meson.build
> >index 36b4b3c85..6828170a9 100644
> >--- a/drivers/net/ice/meson.build
> >+++ b/drivers/net/ice/meson.build
> >@@ -34,3 +34,5 @@ if arch_subdir == 'x86'
> > objs += ice_avx2_lib.extract_objects('ice_rxtx_vec_avx2.c')
> > endif
> > endif
> >+
> >+install_headers('rte_pmd_ice.h')
> >diff --git a/drivers/net/ice/rte_pmd_ice.h b/drivers/net/ice/rte_pmd_ice.h
> >new file mode 100644
> >index 000000000..719487e1e
> >--- /dev/null
> >+++ b/drivers/net/ice/rte_pmd_ice.h
> >@@ -0,0 +1,152 @@
> >+/* SPDX-License-Identifier: BSD-3-Clause
> >+ * Copyright(c) 2019 Intel Corporation
> >+ */
> >+
> >+#ifndef _RTE_PMD_ICE_H_
> >+#define _RTE_PMD_ICE_H_
> >+
> >+#include <stdio.h>
> >+#include <rte_mbuf.h>
> >+#include <rte_ethdev.h>
> >+
> >+#ifdef __cplusplus
> >+extern "C" {
> >+#endif
> >+
> >+enum proto_xtr_type {
> >+ PROTO_XTR_NONE,
> >+ PROTO_XTR_VLAN,
> >+ PROTO_XTR_IPV4,
> >+ PROTO_XTR_IPV6,
> >+ PROTO_XTR_IPV6_FLOW,
> >+ PROTO_XTR_TCP,
> >+};
> >+
> >+struct proto_xtr_flds {
> >+ union {
> >+ struct {
> >+ uint16_t data0;
> >+ uint16_t data1;
> >+ } raw;
> >+ struct {
> >+ uint16_t stag_vid:12,
> >+ stag_dei:1,
> >+ stag_pcp:3;
> >+ uint16_t ctag_vid:12,
> >+ ctag_dei:1,
> >+ ctag_pcp:3;
> >+ } vlan;
> >+ struct {
> >+ uint16_t protocol:8,
> >+ ttl:8;
> >+ uint16_t tos:8,
> >+ ihl:4,
> >+ version:4;
> >+ } ipv4;
> >+ struct {
> >+ uint16_t hoplimit:8,
> >+ nexthdr:8;
> >+ uint16_t flowhi4:4,
> >+ tc:8,
> >+ version:4;
> >+ } ipv6;
> >+ struct {
> >+ uint16_t flowlo16;
> >+ uint16_t flowhi4:4,
> >+ tc:8,
> >+ version:4;
> >+ } ipv6_flow;
> >+ struct {
> >+ uint16_t fin:1,
> >+ syn:1,
> >+ rst:1,
> >+ psh:1,
> >+ ack:1,
> >+ urg:1,
> >+ ece:1,
> >+ cwr:1,
> >+ res1:4,
> >+ doff:4;
> >+ uint16_t rsvd;
> >+ } tcp;
> >+ } u;
> >+
> >+ uint16_t rsvd;
> >+
> >+ uint8_t type;
> >+
> >+#define PROTO_XTR_MAGIC_ID 0xCE
> >+ uint8_t magic;
> >+};
> >+
> >+static inline void
> >+init_proto_xtr_flds(struct rte_mbuf *mb)
> >+{
> >+ mb->udata64 = 0;
> >+}
> >+
> >+static inline struct proto_xtr_flds *
> >+get_proto_xtr_flds(struct rte_mbuf *mb)
> >+{
> >+ RTE_BUILD_BUG_ON(sizeof(struct proto_xtr_flds) > sizeof(mb->udata64));
> >+
> >+ return (struct proto_xtr_flds *)&mb->udata64;
> >+}
> >+
> >+static inline void
> >+dump_proto_xtr_flds(struct rte_mbuf *mb)
> >+{
> >+ struct proto_xtr_flds *xtr = get_proto_xtr_flds(mb);
> >+
> >+ if (xtr->magic != PROTO_XTR_MAGIC_ID || xtr->type == PROTO_XTR_NONE)
> >+ return;
> >+
> >+ printf(" - Protocol Extraction:[0x%04x:0x%04x],",
> >+ xtr->u.raw.data0, xtr->u.raw.data1);
> >+
> >+ if (xtr->type == PROTO_XTR_VLAN)
> >+ printf("vlan,stag=%u:%u:%u,ctag=%u:%u:%u ",
> >+ xtr->u.vlan.stag_pcp,
> >+ xtr->u.vlan.stag_dei,
> >+ xtr->u.vlan.stag_vid,
> >+ xtr->u.vlan.ctag_pcp,
> >+ xtr->u.vlan.ctag_dei,
> >+ xtr->u.vlan.ctag_vid);
> >+ else if (xtr->type == PROTO_XTR_IPV4)
> >+ printf("ipv4,ver=%u,hdrlen=%u,tos=%u,ttl=%u,proto=%u ",
> >+ xtr->u.ipv4.version,
> >+ xtr->u.ipv4.ihl,
> >+ xtr->u.ipv4.tos,
> >+ xtr->u.ipv4.ttl,
> >+ xtr->u.ipv4.protocol);
> >+ else if (xtr->type == PROTO_XTR_IPV6)
> >+ printf("ipv6,ver=%u,tc=%u,flow_hi4=0x%x,nexthdr=%u,hoplimit=%u
> >",
> >+ xtr->u.ipv6.version,
> >+ xtr->u.ipv6.tc,
> >+ xtr->u.ipv6.flowhi4,
> >+ xtr->u.ipv6.nexthdr,
> >+ xtr->u.ipv6.hoplimit);
> >+ else if (xtr->type == PROTO_XTR_IPV6_FLOW)
> >+ printf("ipv6_flow,ver=%u,tc=%u,flow=0x%x%04x ",
> >+ xtr->u.ipv6_flow.version,
> >+ xtr->u.ipv6_flow.tc,
> >+ xtr->u.ipv6_flow.flowhi4,
> >+ xtr->u.ipv6_flow.flowlo16);
> >+ else if (xtr->type == PROTO_XTR_TCP)
> >+ printf("tcp,doff=%u,flags=%s%s%s%s%s%s%s%s ",
> >+ xtr->u.tcp.doff,
> >+ xtr->u.tcp.cwr ? "C" : "",
> >+ xtr->u.tcp.ece ? "E" : "",
> >+ xtr->u.tcp.urg ? "U" : "",
> >+ xtr->u.tcp.ack ? "A" : "",
> >+ xtr->u.tcp.psh ? "P" : "",
> >+ xtr->u.tcp.rst ? "R" : "",
> >+ xtr->u.tcp.syn ? "S" : "",
> >+ xtr->u.tcp.fin ? "F" : "");
> >+}
> >+
> >+#ifdef __cplusplus
> >+}
> >+#endif
> >+
> >+#endif /* _RTE_PMD_ICE_H_ */
> >--
> >2.17.1
> >
