From 5b276d570e9c1b8691d02658e46e589b5b7845af Mon Sep 17 00:00:00 2001 From: Beilei Xing Date: Thu, 30 Mar 2017 10:51:47 +0800 Subject: [PATCH] net/i40e: add dynamic device personalization processing Add support for loading a dynamic device personalization profile (DDP). Signed-off-by: Beilei Xing Acked-by: Jingjing Wu --- drivers/net/i40e/i40e_ethdev.c | 207 ++++++++++++++++++++++ drivers/net/i40e/rte_pmd_i40e.h | 62 +++++++ drivers/net/i40e/rte_pmd_i40e_version.map | 1 + 3 files changed, 270 insertions(+) diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c index 32c9b70a3d..ab7343f11a 100644 --- a/drivers/net/i40e/i40e_ethdev.c +++ b/drivers/net/i40e/i40e_ethdev.c @@ -11866,3 +11866,210 @@ rte_pmd_i40e_set_tc_strict_prio(uint8_t port, uint8_t tc_map) return ret; } + +static void +i40e_generate_profile_info_sec(char *name, struct i40e_ddp_version *version, + uint32_t track_id, uint8_t *profile_info_sec, + bool add) +{ + struct i40e_profile_section_header *sec = NULL; + struct i40e_profile_info *pinfo; + + sec = (struct i40e_profile_section_header *)profile_info_sec; + sec->tbl_size = 1; + sec->data_end = sizeof(struct i40e_profile_section_header) + + sizeof(struct i40e_profile_info); + sec->section.type = SECTION_TYPE_INFO; + sec->section.offset = sizeof(struct i40e_profile_section_header); + sec->section.size = sizeof(struct i40e_profile_info); + pinfo = (struct i40e_profile_info *)(profile_info_sec + + sec->section.offset); + pinfo->track_id = track_id; + memcpy(pinfo->name, name, I40E_DDP_NAME_SIZE); + memcpy(&pinfo->version, version, sizeof(struct i40e_ddp_version)); + if (add) + pinfo->op = I40E_DDP_ADD_TRACKID; + else + pinfo->op = I40E_DDP_REMOVE_TRACKID; +} + +static enum i40e_status_code +i40e_add_rm_profile_info(struct i40e_hw *hw, uint8_t *profile_info_sec) +{ + enum i40e_status_code status = I40E_SUCCESS; + struct i40e_profile_section_header *sec; + uint32_t track_id; + uint32_t offset = 0; + uint32_t info = 0; + + sec = (struct i40e_profile_section_header *)profile_info_sec; + track_id = ((struct i40e_profile_info *)(profile_info_sec + + sec->section.offset))->track_id; + + status = i40e_aq_write_ddp(hw, (void *)sec, sec->data_end, + track_id, &offset, &info, NULL); + if (status) + PMD_DRV_LOG(ERR, "Failed to add/remove profile info: " + "offset %d, info %d", + offset, info); + + return status; +} + +#define I40E_PROFILE_INFO_SIZE 48 +#define I40E_MAX_PROFILE_NUM 16 + +/* Check if the profile info exists */ +static int +i40e_check_profile_info(uint8_t port, uint8_t *profile_info_sec) +{ + struct rte_eth_dev *dev = &rte_eth_devices[port]; + struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint8_t *buff; + struct rte_pmd_i40e_profile_list *p_list; + struct rte_pmd_i40e_profile_info *pinfo, *p; + uint32_t i; + int ret; + + buff = rte_zmalloc("pinfo_list", + (I40E_PROFILE_INFO_SIZE * I40E_MAX_PROFILE_NUM + 4), + 0); + if (!buff) { + PMD_DRV_LOG(ERR, "failed to allocate memory"); + return -1; + } + + ret = i40e_aq_get_ddp_list(hw, (void *)buff, + (I40E_PROFILE_INFO_SIZE * I40E_MAX_PROFILE_NUM + 4), + 0, NULL); + if (ret) { + PMD_DRV_LOG(ERR, "Failed to get profile info list."); + rte_free(buff); + return -1; + } + p_list = (struct rte_pmd_i40e_profile_list *)buff; + pinfo = (struct rte_pmd_i40e_profile_info *)(profile_info_sec + + sizeof(struct i40e_profile_section_header)); + for (i = 0; i < p_list->p_count; i++) { + p = &p_list->p_info[i]; + if ((pinfo->track_id == p->track_id) && + !memcmp(&pinfo->version, &p->version, + sizeof(struct i40e_ddp_version)) && + !memcmp(&pinfo->name, &p->name, + I40E_DDP_NAME_SIZE)) { + PMD_DRV_LOG(INFO, "Profile exists."); + rte_free(buff); + return 1; + } + } + + rte_free(buff); + return 0; +} + +int +rte_pmd_i40e_process_ddp_package(uint8_t port, uint8_t *buff, + uint32_t size, + enum rte_pmd_i40e_package_op op) +{ + struct rte_eth_dev *dev; + struct i40e_hw *hw; + struct i40e_package_header *pkg_hdr; + struct i40e_generic_seg_header *profile_seg_hdr; + struct i40e_generic_seg_header *metadata_seg_hdr; + uint32_t track_id; + uint8_t *profile_info_sec; + int is_exist; + enum i40e_status_code status = I40E_SUCCESS; + + RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV); + + dev = &rte_eth_devices[port]; + + if (!is_device_supported(dev, &rte_i40e_pmd)) + return -ENOTSUP; + + hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + if (size < (sizeof(struct i40e_package_header) + + sizeof(struct i40e_metadata_segment) + + sizeof(uint32_t) * 2)) { + PMD_DRV_LOG(ERR, "Buff is invalid."); + return -EINVAL; + } + + pkg_hdr = (struct i40e_package_header *)buff; + + if (!pkg_hdr) { + PMD_DRV_LOG(ERR, "Failed to fill the package structure"); + return -EINVAL; + } + + if (pkg_hdr->segment_count < 2) { + PMD_DRV_LOG(ERR, "Segment_count should be 2 at least."); + return -EINVAL; + } + + /* Find metadata segment */ + metadata_seg_hdr = i40e_find_segment_in_package(SEGMENT_TYPE_METADATA, + pkg_hdr); + if (!metadata_seg_hdr) { + PMD_DRV_LOG(ERR, "Failed to find metadata segment header"); + return -EINVAL; + } + track_id = ((struct i40e_metadata_segment *)metadata_seg_hdr)->track_id; + + /* Find profile segment */ + profile_seg_hdr = i40e_find_segment_in_package(SEGMENT_TYPE_I40E, + pkg_hdr); + if (!profile_seg_hdr) { + PMD_DRV_LOG(ERR, "Failed to find profile segment header"); + return -EINVAL; + } + + profile_info_sec = rte_zmalloc("i40e_profile_info", + sizeof(struct i40e_profile_section_header) + + sizeof(struct i40e_profile_info), + 0); + if (!profile_info_sec) { + PMD_DRV_LOG(ERR, "Failed to allocate memory"); + return -EINVAL; + } + + if (op == RTE_PMD_I40E_PKG_OP_WR_ADD) { + /* Check if the profile exists */ + i40e_generate_profile_info_sec( + ((struct i40e_profile_segment *)profile_seg_hdr)->name, + &((struct i40e_profile_segment *)profile_seg_hdr)->version, + track_id, profile_info_sec, 1); + is_exist = i40e_check_profile_info(port, profile_info_sec); + if (is_exist > 0) { + PMD_DRV_LOG(ERR, "Profile already exists."); + rte_free(profile_info_sec); + return 1; + } else if (is_exist < 0) { + PMD_DRV_LOG(ERR, "Failed to check profile."); + rte_free(profile_info_sec); + return -EINVAL; + } + + /* Write profile to HW */ + status = i40e_write_profile(hw, + (struct i40e_profile_segment *)profile_seg_hdr, + track_id); + if (status) { + PMD_DRV_LOG(ERR, "Failed to write profile."); + rte_free(profile_info_sec); + return status; + } + + /* Add profile info to info list */ + status = i40e_add_rm_profile_info(hw, profile_info_sec); + if (status) + PMD_DRV_LOG(ERR, "Failed to add profile info."); + } else + PMD_DRV_LOG(ERR, "Operation not supported."); + + rte_free(profile_info_sec); + return status; +} diff --git a/drivers/net/i40e/rte_pmd_i40e.h b/drivers/net/i40e/rte_pmd_i40e.h index 3ca49a4229..51c7bde831 100644 --- a/drivers/net/i40e/rte_pmd_i40e.h +++ b/drivers/net/i40e/rte_pmd_i40e.h @@ -65,6 +65,47 @@ struct rte_pmd_i40e_mb_event_param { uint16_t msglen; /**< length of the message */ }; +/** + * Option of package processing. + */ +enum rte_pmd_i40e_package_op { + RTE_PMD_I40E_PKG_OP_UNDEFINED = 0, + RTE_PMD_I40E_PKG_OP_WR_ADD, /**< load package and add to info list */ + RTE_PMD_I40E_PKG_OP_MAX = 32 +}; + +#define RTE_PMD_I40E_DDP_NAME_SIZE 32 + +/** + * Version for dynamic device personalization. + * Version in "major.minor.update.draft" format. + */ +struct rte_pmd_i40e_ddp_version { + uint8_t major; + uint8_t minor; + uint8_t update; + uint8_t draft; +}; + +/** + * Profile information in profile info list. + */ +struct rte_pmd_i40e_profile_info { + uint32_t track_id; + struct rte_pmd_i40e_ddp_version version; + uint8_t owner; + uint8_t reserved[7]; + uint8_t name[RTE_PMD_I40E_DDP_NAME_SIZE]; +}; + +/** + * Profile information list returned from HW. + */ +struct rte_pmd_i40e_profile_list { + uint32_t p_count; + struct rte_pmd_i40e_profile_info p_info[1]; +}; + /** * Notify VF when PF link status changes. * @@ -418,4 +459,25 @@ int rte_pmd_i40e_set_vf_tc_max_bw(uint8_t port, */ int rte_pmd_i40e_set_tc_strict_prio(uint8_t port, uint8_t tc_map); +/** + * Load/Unload a ddp package + * + * @param port + * The port identifier of the Ethernet device. + * @param buff + * buffer of package. + * @param size + * size of buffer. + * @param op + * Operation of package processing + * @return + * - (0) if successful. + * - (-ENODEV) if *port* invalid. + * - (-EINVAL) if bad parameter. + * - (1) if profile exists. + */ +int rte_pmd_i40e_process_ddp_package(uint8_t port, uint8_t *buff, + uint32_t size, + enum rte_pmd_i40e_package_op op); + #endif /* _PMD_I40E_H_ */ diff --git a/drivers/net/i40e/rte_pmd_i40e_version.map b/drivers/net/i40e/rte_pmd_i40e_version.map index 488e6b6640..6d001a3614 100644 --- a/drivers/net/i40e/rte_pmd_i40e_version.map +++ b/drivers/net/i40e/rte_pmd_i40e_version.map @@ -30,5 +30,6 @@ DPDK_17.05 { rte_pmd_i40e_set_vf_max_bw; rte_pmd_i40e_set_vf_tc_bw_alloc; rte_pmd_i40e_set_vf_tc_max_bw; + rte_pmd_i40e_process_ddp_package; } DPDK_17.02; -- 2.20.1