[dpdk-dev] [PATCH v2 1/2] net/i40e: get information about protocols defined in ddp profile
Kirill Rybalchenko
kirill.rybalchenko at intel.com
Fri Sep 1 18:01:24 CEST 2017
This patch adds new package info types to get list of protocols,
pctypes and ptypes defined in a profile
Signed-off-by: Kirill Rybalchenko <kirill.rybalchenko at intel.com>
---
drivers/net/i40e/rte_pmd_i40e.c | 167 ++++++++++++++++++++++++++++++++++++++++
drivers/net/i40e/rte_pmd_i40e.h | 25 ++++++
2 files changed, 192 insertions(+)
diff --git a/drivers/net/i40e/rte_pmd_i40e.c b/drivers/net/i40e/rte_pmd_i40e.c
index d69a472..59b30df 100644
--- a/drivers/net/i40e/rte_pmd_i40e.c
+++ b/drivers/net/i40e/rte_pmd_i40e.c
@@ -1706,6 +1706,26 @@ rte_pmd_i40e_process_ddp_package(uint8_t port, uint8_t *buff,
return status;
}
+/* Get number of tvl records in the section */
+static unsigned
+i40e_get_tlv_section_size(struct i40e_profile_section_header *sec)
+{
+ unsigned int i, nb_rec, nb_tlv = 0;
+ struct i40e_profile_tlv_section_record *tlv;
+
+ if (!sec)
+ return nb_tlv;
+
+ /* get number of records in the section */
+ nb_rec = sec->section.size / sizeof(struct i40e_profile_tlv_section_record);
+ for (i = 0; i < nb_rec; ) {
+ tlv = (struct i40e_profile_tlv_section_record *)&sec[1 + i];
+ i += tlv->len;
+ nb_tlv++;
+ }
+ return nb_tlv;
+}
+
int rte_pmd_i40e_get_ddp_info(uint8_t *pkg_buff, uint32_t pkg_size,
uint8_t *info_buff, uint32_t info_size,
enum rte_pmd_i40e_package_info type)
@@ -1860,6 +1880,153 @@ int rte_pmd_i40e_get_ddp_info(uint8_t *pkg_buff, uint32_t pkg_size,
return I40E_SUCCESS;
}
+ /* get number of protocols */
+ if (type == RTE_PMD_I40E_PKG_INFO_PROTOCOL_NUM) {
+ struct i40e_profile_section_header *proto;
+
+ if (info_size < sizeof(uint32_t)) {
+ PMD_DRV_LOG(ERR, "Invalid information buffer size");
+ return -EINVAL;
+ }
+ proto = i40e_find_section_in_profile(SECTION_TYPE_PROTO,
+ (struct i40e_profile_segment *)i40e_seg_hdr);
+ *(uint32_t *)info_buff = i40e_get_tlv_section_size(proto);
+ return I40E_SUCCESS;
+ }
+
+ /* get list of protocols */
+ if (type == RTE_PMD_I40E_PKG_INFO_PROTOCOL_LIST) {
+ uint32_t i, j, nb_rec;
+ struct rte_pmd_i40e_proto_info *pinfo;
+ struct i40e_profile_section_header *proto;
+ struct i40e_profile_tlv_section_record *tlv;
+
+ proto = i40e_find_section_in_profile(SECTION_TYPE_PROTO,
+ (struct i40e_profile_segment *)i40e_seg_hdr);
+ nb_rec = i40e_get_tlv_section_size(proto);
+ if (info_size < nb_rec) {
+ PMD_DRV_LOG(ERR, "Invalid information buffer size");
+ return -EINVAL;
+ }
+ pinfo = (struct rte_pmd_i40e_proto_info *)info_buff;
+ for (i = 0; i < info_size; i++) {
+ pinfo[i].proto_id = RTE_PMD_I40E_PROTO_UNUSED;
+ memset(pinfo[i].name, 0, RTE_PMD_I40E_DDP_NAME_SIZE);
+ }
+ if (nb_rec == 0)
+ return I40E_SUCCESS;
+ /* get number of records in the section */
+ nb_rec = proto->section.size /
+ sizeof(struct i40e_profile_tlv_section_record);
+ tlv = (struct i40e_profile_tlv_section_record *)&proto[1];
+ for (i = j = 0; i < nb_rec; j++) {
+ pinfo[j].proto_id = tlv->data[0];
+ strncpy(pinfo[j].name, (const char *)&tlv->data[1],
+ I40E_DDP_NAME_SIZE);
+ i += tlv->len;
+ tlv = &tlv[tlv->len];
+ }
+ return I40E_SUCCESS;
+ }
+
+ /* get number of packet classification types */
+ if (type == RTE_PMD_I40E_PKG_INFO_PCTYPE_NUM) {
+ struct i40e_profile_section_header *pctype;
+
+ if (info_size < sizeof(uint32_t)) {
+ PMD_DRV_LOG(ERR, "Invalid information buffer size");
+ return -EINVAL;
+ }
+ pctype = i40e_find_section_in_profile(SECTION_TYPE_PCTYPE,
+ (struct i40e_profile_segment *)i40e_seg_hdr);
+ *(uint32_t *)info_buff = i40e_get_tlv_section_size(pctype);
+ return I40E_SUCCESS;
+ }
+
+ /* get list of packet classification types */
+ if (type == RTE_PMD_I40E_PKG_INFO_PCTYPE_LIST) {
+ uint32_t i, j, nb_rec;
+
+ struct rte_pmd_i40e_ptype_info *pinfo;
+ struct i40e_profile_section_header *pctype;
+ struct i40e_profile_tlv_section_record *tlv;
+
+ pctype = i40e_find_section_in_profile(SECTION_TYPE_PCTYPE,
+ (struct i40e_profile_segment *)i40e_seg_hdr);
+ nb_rec = i40e_get_tlv_section_size(pctype);
+ if (info_size < nb_rec) {
+ PMD_DRV_LOG(ERR, "Invalid information buffer size");
+ return -EINVAL;
+ }
+ pinfo = (struct rte_pmd_i40e_ptype_info *)info_buff;
+ for (i = 0; i < info_size; i++)
+ memset(&pinfo[i], RTE_PMD_I40E_PROTO_UNUSED,
+ sizeof(struct rte_pmd_i40e_ptype_info));
+
+ if (nb_rec == 0)
+ return I40E_SUCCESS;
+ /* get number of records in the section */
+ nb_rec = pctype->section.size /
+ sizeof(struct i40e_profile_tlv_section_record);
+ tlv = (struct i40e_profile_tlv_section_record *)&pctype[1];
+ for (i = j = 0; i < nb_rec; j++) {
+ pinfo[j].ptype_id = tlv->data[0];
+ memcpy(&pinfo[j], tlv->data,
+ sizeof(struct rte_pmd_i40e_ptype_info));
+ i += tlv->len;
+ tlv = &tlv[tlv->len];
+ }
+ return I40E_SUCCESS;
+ }
+
+ /* get number of packet types */
+ if (type == RTE_PMD_I40E_PKG_INFO_PTYPE_NUM) {
+ struct i40e_profile_section_header *ptype;
+
+ if (info_size < sizeof(uint32_t)) {
+ PMD_DRV_LOG(ERR, "Invalid information buffer size");
+ return -EINVAL;
+ }
+ ptype = i40e_find_section_in_profile(SECTION_TYPE_PTYPE,
+ (struct i40e_profile_segment *)i40e_seg_hdr);
+ *(uint32_t *)info_buff = i40e_get_tlv_section_size(ptype);
+ return I40E_SUCCESS;
+ }
+
+ /* get list of packet types */
+ if (type == RTE_PMD_I40E_PKG_INFO_PTYPE_LIST) {
+ uint32_t i, nb_rec;
+ struct rte_pmd_i40e_ptype_info *pinfo;
+ struct i40e_profile_section_header *ptype;
+ struct i40e_profile_tlv_section_record *tlv;
+
+ ptype = i40e_find_section_in_profile(SECTION_TYPE_PTYPE,
+ (struct i40e_profile_segment *)i40e_seg_hdr);
+ nb_rec = i40e_get_tlv_section_size(ptype);
+ if (info_size < nb_rec) {
+ PMD_DRV_LOG(ERR, "Invalid information buffer size");
+ return -EINVAL;
+ }
+ pinfo = (struct rte_pmd_i40e_ptype_info *)info_buff;
+ for (i = 0; i < info_size; i++)
+ memset(&pinfo[i], RTE_PMD_I40E_PROTO_UNUSED,
+ sizeof(struct rte_pmd_i40e_ptype_info));
+
+ if (nb_rec == 0)
+ return I40E_SUCCESS;
+ /* get number of records in the section */
+ nb_rec = ptype->section.size /
+ sizeof(struct i40e_profile_tlv_section_record);
+ for (i = 0; i < nb_rec; ) {
+ tlv = (struct i40e_profile_tlv_section_record *)&ptype[1 + i];
+ pinfo[i].ptype_id = tlv->data[0];
+ memcpy(&pinfo[i], tlv->data,
+ sizeof(struct rte_pmd_i40e_ptype_info));
+ i += tlv->len;
+ }
+ return I40E_SUCCESS;
+ }
+
PMD_DRV_LOG(ERR, "Info type %u is invalid.", type);
return -EINVAL;
}
diff --git a/drivers/net/i40e/rte_pmd_i40e.h b/drivers/net/i40e/rte_pmd_i40e.h
index 155b7e8..b631093 100644
--- a/drivers/net/i40e/rte_pmd_i40e.h
+++ b/drivers/net/i40e/rte_pmd_i40e.h
@@ -88,6 +88,12 @@ enum rte_pmd_i40e_package_info {
RTE_PMD_I40E_PKG_INFO_HEADER,
RTE_PMD_I40E_PKG_INFO_DEVID_NUM,
RTE_PMD_I40E_PKG_INFO_DEVID_LIST,
+ RTE_PMD_I40E_PKG_INFO_PROTOCOL_NUM,
+ RTE_PMD_I40E_PKG_INFO_PROTOCOL_LIST,
+ RTE_PMD_I40E_PKG_INFO_PCTYPE_NUM,
+ RTE_PMD_I40E_PKG_INFO_PCTYPE_LIST,
+ RTE_PMD_I40E_PKG_INFO_PTYPE_NUM,
+ RTE_PMD_I40E_PKG_INFO_PTYPE_LIST,
RTE_PMD_I40E_PKG_INFO_MAX = 0xFFFFFFFF
};
@@ -133,6 +139,25 @@ struct rte_pmd_i40e_profile_list {
struct rte_pmd_i40e_profile_info p_info[1];
};
+#define RTE_PMD_I40E_PROTO_NUM 6
+#define RTE_PMD_I40E_PROTO_UNUSED 0xFF
+
+/**
+* Protocols information stored in profile
+*/
+struct rte_pmd_i40e_proto_info {
+ uint8_t proto_id;
+ char name[RTE_PMD_I40E_DDP_NAME_SIZE];
+};
+
+/**
+* Packet classification/ packet type information stored in profile
+*/
+struct rte_pmd_i40e_ptype_info {
+ uint8_t ptype_id;
+ uint8_t protocols[RTE_PMD_I40E_PROTO_NUM];
+};
+
/**
* ptype mapping table only accept RTE_PTYPE_XXX or "user defined" ptype.
* A ptype with MSB set will be regarded as a user defined ptype.
--
2.5.5
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