net/i40e: get ddp profile protocol info

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@intel.com>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>

diff --git a/drivers/net/i40e/rte_pmd_i40e.c b/drivers/net/i40e/rte_pmd_i40e.c
index c08e07a..56a2235 100644 (file)
--- a/drivers/net/i40e/rte_pmd_i40e.c
+++ b/drivers/net/i40e/rte_pmd_i40e.c
@@ -1706,6 +1706,27 @@ rte_pmd_i40e_process_ddp_package(uint8_t port, uint8_t *buff,
        return status;
 }
 
+/* Get number of tvl records in the section */
+static unsigned int
+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 +1881,156 @@ 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_tlv, nb_rec, nb_proto_info;
+               struct rte_pmd_i40e_proto_info *pinfo;
+               struct i40e_profile_section_header *proto;
+               struct i40e_profile_tlv_section_record *tlv;
+
+               pinfo = (struct rte_pmd_i40e_proto_info *)info_buff;
+               nb_proto_info = info_size /
+                                       sizeof(struct rte_pmd_i40e_proto_info);
+               for (i = 0; i < nb_proto_info; i++) {
+                       pinfo[i].proto_id = RTE_PMD_I40E_PROTO_UNUSED;
+                       memset(pinfo[i].name, 0, RTE_PMD_I40E_DDP_NAME_SIZE);
+               }
+               proto = i40e_find_section_in_profile(SECTION_TYPE_PROTO,
+                               (struct i40e_profile_segment *)i40e_seg_hdr);
+               nb_tlv = i40e_get_tlv_section_size(proto);
+               if (nb_tlv == 0)
+                       return I40E_SUCCESS;
+               if (nb_proto_info < nb_tlv) {
+                       PMD_DRV_LOG(ERR, "Invalid information buffer size");
+                       return -EINVAL;
+               }
+               /* 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_tlv, nb_rec, nb_proto_info;
+               struct rte_pmd_i40e_ptype_info *pinfo;
+               struct i40e_profile_section_header *pctype;
+               struct i40e_profile_tlv_section_record *tlv;
+
+               pinfo = (struct rte_pmd_i40e_ptype_info *)info_buff;
+               nb_proto_info = info_size /
+                                       sizeof(struct rte_pmd_i40e_ptype_info);
+               for (i = 0; i < nb_proto_info; i++)
+                       memset(&pinfo[i], RTE_PMD_I40E_PROTO_UNUSED,
+                              sizeof(struct rte_pmd_i40e_ptype_info));
+               pctype = i40e_find_section_in_profile(SECTION_TYPE_PCTYPE,
+                               (struct i40e_profile_segment *)i40e_seg_hdr);
+               nb_tlv = i40e_get_tlv_section_size(pctype);
+               if (nb_tlv == 0)
+                       return I40E_SUCCESS;
+               if (nb_proto_info < nb_tlv) {
+                       PMD_DRV_LOG(ERR, "Invalid information buffer size");
+                       return -EINVAL;
+               }
+
+               /* 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++) {
+                       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, j, nb_tlv, nb_rec, nb_proto_info;
+               struct rte_pmd_i40e_ptype_info *pinfo;
+               struct i40e_profile_section_header *ptype;
+               struct i40e_profile_tlv_section_record *tlv;
+
+               pinfo = (struct rte_pmd_i40e_ptype_info *)info_buff;
+               nb_proto_info = info_size /
+                                       sizeof(struct rte_pmd_i40e_ptype_info);
+               for (i = 0; i < nb_proto_info; i++)
+                       memset(&pinfo[i], RTE_PMD_I40E_PROTO_UNUSED,
+                              sizeof(struct rte_pmd_i40e_ptype_info));
+               ptype = i40e_find_section_in_profile(SECTION_TYPE_PTYPE,
+                               (struct i40e_profile_segment *)i40e_seg_hdr);
+               nb_tlv = i40e_get_tlv_section_size(ptype);
+               if (nb_tlv == 0)
+                       return I40E_SUCCESS;
+               if (nb_proto_info < nb_tlv) {
+                       PMD_DRV_LOG(ERR, "Invalid information buffer size");
+                       return -EINVAL;
+               }
+               /* get number of records in the section */
+               nb_rec = ptype->section.size /
+                               sizeof(struct i40e_profile_tlv_section_record);
+               for (i = j = 0; i < nb_rec; j++) {
+                       tlv = (struct i40e_profile_tlv_section_record *)
+                                                               &ptype[1 + i];
+                       memcpy(&pinfo[j], 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..b9fd18e 100644 (file)
--- 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.