From patchwork Tue Apr 13 03:22:14 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "humin (Q)" X-Patchwork-Id: 91160 X-Patchwork-Delegate: ferruh.yigit@amd.com Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id D3F14A0524; Tue, 13 Apr 2021 05:22:08 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 54A5F1609CE; Tue, 13 Apr 2021 05:22:08 +0200 (CEST) Received: from szxga07-in.huawei.com (szxga07-in.huawei.com [45.249.212.35]) by mails.dpdk.org (Postfix) with ESMTP id A53ED1609CD for ; Tue, 13 Apr 2021 05:22:06 +0200 (CEST) Received: from DGGEMS408-HUB.china.huawei.com (unknown [172.30.72.59]) by szxga07-in.huawei.com (SkyGuard) with ESMTP id 4FK9ns094lz9yTn; Tue, 13 Apr 2021 11:19:45 +0800 (CST) Received: from localhost.localdomain (10.69.192.56) by DGGEMS408-HUB.china.huawei.com (10.3.19.208) with Microsoft SMTP Server id 14.3.498.0; Tue, 13 Apr 2021 11:21:55 +0800 From: "Min Hu (Connor)" To: CC: , , Date: Tue, 13 Apr 2021 11:22:14 +0800 Message-ID: <1618284134-26152-1-git-send-email-humin29@huawei.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1618046334-39857-1-git-send-email-humin29@huawei.com> References: <1618046334-39857-1-git-send-email-humin29@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.69.192.56] X-CFilter-Loop: Reflected Subject: [dpdk-dev] [PATCH v2] ethdev: add sanity checks in control APIs X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" This patch adds more sanity checks in control path APIs. Fixes: 214ed1acd125 ("ethdev: add iterator to match devargs input") Fixes: 3d98f921fbe9 ("ethdev: unify prefix for static functions and variables") Fixes: 0366137722a0 ("ethdev: check for invalid device name") Fixes: d948f596fee2 ("ethdev: fix port data mismatched in multiple process model") Fixes: 5b7ba31148a8 ("ethdev: add port ownership") Fixes: f8244c6399d9 ("ethdev: increase port id range") Cc: stable@dpdk.org Signed-off-by: Min Hu (Connor) --- v2: * Removed unnecessary checks. * Deleted checks in internal API. * Added documentation in the header file. --- lib/librte_ethdev/rte_ethdev.c | 131 ++++++++++++++++++++++++++++++++++++++--- lib/librte_ethdev/rte_ethdev.h | 21 ++++++- 2 files changed, 140 insertions(+), 12 deletions(-) diff --git a/lib/librte_ethdev/rte_ethdev.c b/lib/librte_ethdev/rte_ethdev.c index 6b5cfd6..e1655b5 100644 --- a/lib/librte_ethdev/rte_ethdev.c +++ b/lib/librte_ethdev/rte_ethdev.c @@ -199,6 +199,9 @@ rte_eth_iterator_init(struct rte_dev_iterator *iter, const char *devargs_str) char *cls_str = NULL; int str_size; + if (iter == NULL || devargs_str == NULL) + return -EINVAL; + memset(iter, 0, sizeof(*iter)); /* @@ -293,7 +296,7 @@ rte_eth_iterator_init(struct rte_dev_iterator *iter, const char *devargs_str) uint16_t rte_eth_iterator_next(struct rte_dev_iterator *iter) { - if (iter->cls == NULL) /* invalid ethdev iterator */ + if (iter == NULL || iter->cls == NULL) /* invalid ethdev iterator */ return RTE_MAX_ETHPORTS; do { /* loop to try all matching rte_device */ @@ -322,7 +325,7 @@ rte_eth_iterator_next(struct rte_dev_iterator *iter) void rte_eth_iterator_cleanup(struct rte_dev_iterator *iter) { - if (iter->bus_str == NULL) + if (iter == NULL || iter->bus_str == NULL) return; /* nothing to free in pure class filter */ free(RTE_CAST_FIELD(iter, bus_str, char *)); /* workaround const */ free(RTE_CAST_FIELD(iter, cls_str, char *)); /* workaround const */ @@ -622,6 +625,9 @@ rte_eth_find_next_owned_by(uint16_t port_id, const uint64_t owner_id) int rte_eth_dev_owner_new(uint64_t *owner_id) { + if (owner_id == NULL) + return -EINVAL; + eth_dev_shared_data_prepare(); rte_spinlock_lock(ð_dev_shared_data->ownership_lock); @@ -678,6 +684,9 @@ rte_eth_dev_owner_set(const uint16_t port_id, { int ret; + if (owner == NULL) + return -EINVAL; + eth_dev_shared_data_prepare(); rte_spinlock_lock(ð_dev_shared_data->ownership_lock); @@ -741,6 +750,9 @@ rte_eth_dev_owner_get(const uint16_t port_id, struct rte_eth_dev_owner *owner) int ret = 0; struct rte_eth_dev *ethdev = &rte_eth_devices[port_id]; + if (owner == NULL) + return -EINVAL; + eth_dev_shared_data_prepare(); rte_spinlock_lock(ð_dev_shared_data->ownership_lock); @@ -820,7 +832,7 @@ rte_eth_dev_get_port_by_name(const char *name, uint16_t *port_id) { uint16_t pid; - if (name == NULL) { + if (name == NULL || port_id == NULL) { RTE_ETHDEV_LOG(ERR, "Null pointer is specified\n"); return -EINVAL; } @@ -1297,6 +1309,9 @@ rte_eth_dev_configure(uint16_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q, int ret; uint16_t old_mtu; + if (dev_conf == NULL) + return -EINVAL; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); dev = &rte_eth_devices[port_id]; @@ -2137,6 +2152,9 @@ rte_eth_rx_hairpin_queue_setup(uint16_t port_id, uint16_t rx_queue_id, int i; int count; + if (conf == NULL) + return -EINVAL; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); dev = &rte_eth_devices[port_id]; @@ -2309,6 +2327,9 @@ rte_eth_tx_hairpin_queue_setup(uint16_t port_id, uint16_t tx_queue_id, int count; int ret; + if (conf == NULL) + return -EINVAL; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); dev = &rte_eth_devices[port_id]; if (tx_queue_id >= dev->data->nb_tx_queues) { @@ -2459,6 +2480,9 @@ int rte_eth_tx_buffer_set_err_callback(struct rte_eth_dev_tx_buffer *buffer, buffer_tx_error_fn cbfn, void *userdata) { + if (buffer == NULL) + return -EINVAL; + buffer->error_callback = cbfn; buffer->error_userdata = userdata; return 0; @@ -2491,6 +2515,12 @@ rte_eth_tx_done_cleanup(uint16_t port_id, uint16_t queue_id, uint32_t free_cnt) RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_done_cleanup, -ENOTSUP); + if (queue_id >= dev->data->nb_tx_queues) { + RTE_ETHDEV_LOG(ERR, "Queue id should be < %u.", + dev->data->nb_tx_queues); + return -EINVAL; + } + /* Call driver to free pending mbufs. */ ret = (*dev->dev_ops->tx_done_cleanup)(dev->data->tx_queues[queue_id], free_cnt); @@ -2606,6 +2636,9 @@ rte_eth_link_get(uint16_t port_id, struct rte_eth_link *eth_link) { struct rte_eth_dev *dev; + if (eth_link == NULL) + return -EINVAL; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); dev = &rte_eth_devices[port_id]; @@ -2626,6 +2659,9 @@ rte_eth_link_get_nowait(uint16_t port_id, struct rte_eth_link *eth_link) { struct rte_eth_dev *dev; + if (eth_link == NULL) + return -EINVAL; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); dev = &rte_eth_devices[port_id]; @@ -2667,6 +2703,9 @@ rte_eth_link_speed_to_str(uint32_t link_speed) int rte_eth_link_to_str(char *str, size_t len, const struct rte_eth_link *eth_link) { + if (str == NULL || eth_link == NULL) + return -EINVAL; + if (eth_link->link_status == ETH_LINK_DOWN) return snprintf(str, len, "Link down"); else @@ -2683,6 +2722,9 @@ rte_eth_stats_get(uint16_t port_id, struct rte_eth_stats *stats) { struct rte_eth_dev *dev; + if (stats == NULL) + return -EINVAL; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); dev = &rte_eth_devices[port_id]; @@ -3257,6 +3299,9 @@ rte_eth_dev_fw_version_get(uint16_t port_id, char *fw_version, size_t fw_size) { struct rte_eth_dev *dev; + if (fw_version == NULL) + return -EINVAL; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); dev = &rte_eth_devices[port_id]; @@ -3278,6 +3323,9 @@ rte_eth_dev_info_get(uint16_t port_id, struct rte_eth_dev_info *dev_info) }; int diag; + if (dev_info == NULL) + return -EINVAL; + /* * Init dev_info before port_id check since caller does not have * return status and does not know if get is successful or not. @@ -3325,6 +3373,9 @@ rte_eth_dev_get_supported_ptypes(uint16_t port_id, uint32_t ptype_mask, struct rte_eth_dev *dev; const uint32_t *all_ptypes; + if (ptypes == NULL) + return -EINVAL; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); dev = &rte_eth_devices[port_id]; RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_supported_ptypes_get, 0); @@ -3434,6 +3485,9 @@ rte_eth_macaddr_get(uint16_t port_id, struct rte_ether_addr *mac_addr) { struct rte_eth_dev *dev; + if (mac_addr == NULL) + return -EINVAL; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); dev = &rte_eth_devices[port_id]; rte_ether_addr_copy(&dev->data->mac_addrs[0], mac_addr); @@ -3446,6 +3500,9 @@ rte_eth_dev_get_mtu(uint16_t port_id, uint16_t *mtu) { struct rte_eth_dev *dev; + if (mtu == NULL) + return -EINVAL; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); dev = &rte_eth_devices[port_id]; @@ -3695,6 +3752,9 @@ rte_eth_dev_flow_ctrl_get(uint16_t port_id, struct rte_eth_fc_conf *fc_conf) { struct rte_eth_dev *dev; + if (fc_conf == NULL) + return -EINVAL; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); dev = &rte_eth_devices[port_id]; RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_get, -ENOTSUP); @@ -3707,6 +3767,9 @@ rte_eth_dev_flow_ctrl_set(uint16_t port_id, struct rte_eth_fc_conf *fc_conf) { struct rte_eth_dev *dev; + if (fc_conf == NULL) + return -EINVAL; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); if ((fc_conf->send_xon != 0) && (fc_conf->send_xon != 1)) { RTE_ETHDEV_LOG(ERR, "Invalid send_xon, only 0/1 allowed\n"); @@ -3724,6 +3787,9 @@ rte_eth_dev_priority_flow_ctrl_set(uint16_t port_id, { struct rte_eth_dev *dev; + if (pfc_conf == NULL) + return -EINVAL; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); if (pfc_conf->priority > (ETH_DCB_NUM_USER_PRIORITIES - 1)) { RTE_ETHDEV_LOG(ERR, "Invalid priority, only 0-7 allowed\n"); @@ -3744,9 +3810,6 @@ eth_check_reta_mask(struct rte_eth_rss_reta_entry64 *reta_conf, { uint16_t i, num; - if (!reta_conf) - return -EINVAL; - num = (reta_size + RTE_RETA_GROUP_SIZE - 1) / RTE_RETA_GROUP_SIZE; for (i = 0; i < num; i++) { if (reta_conf[i].mask) @@ -3763,9 +3826,6 @@ eth_check_reta_entry(struct rte_eth_rss_reta_entry64 *reta_conf, { uint16_t i, idx, shift; - if (!reta_conf) - return -EINVAL; - if (max_rxq == 0) { RTE_ETHDEV_LOG(ERR, "No receive queue is available\n"); return -EINVAL; @@ -3795,6 +3855,9 @@ rte_eth_dev_rss_reta_update(uint16_t port_id, struct rte_eth_dev *dev; int ret; + if (reta_conf == NULL) + return -EINVAL; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); /* Check mask bits */ ret = eth_check_reta_mask(reta_conf, reta_size); @@ -3822,6 +3885,9 @@ rte_eth_dev_rss_reta_query(uint16_t port_id, struct rte_eth_dev *dev; int ret; + if (reta_conf == NULL) + return -EINVAL; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); /* Check mask bits */ @@ -3843,6 +3909,9 @@ rte_eth_dev_rss_hash_update(uint16_t port_id, struct rte_eth_dev_info dev_info = { .flow_type_rss_offloads = 0, }; int ret; + if (rss_conf == NULL) + return -EINVAL; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); ret = rte_eth_dev_info_get(port_id, &dev_info); @@ -3871,6 +3940,9 @@ rte_eth_dev_rss_hash_conf_get(uint16_t port_id, { struct rte_eth_dev *dev; + if (rss_conf == NULL) + return -EINVAL; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); dev = &rte_eth_devices[port_id]; RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_conf_get, -ENOTSUP); @@ -4026,6 +4098,9 @@ rte_eth_dev_mac_addr_add(uint16_t port_id, struct rte_ether_addr *addr, uint64_t pool_mask; int ret; + if (addr == NULL) + return -EINVAL; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); dev = &rte_eth_devices[port_id]; RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_add, -ENOTSUP); @@ -4076,6 +4151,9 @@ rte_eth_dev_mac_addr_remove(uint16_t port_id, struct rte_ether_addr *addr) struct rte_eth_dev *dev; int index; + if (addr == NULL) + return -EINVAL; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); dev = &rte_eth_devices[port_id]; RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_remove, -ENOTSUP); @@ -4107,6 +4185,9 @@ rte_eth_dev_default_mac_addr_set(uint16_t port_id, struct rte_ether_addr *addr) struct rte_eth_dev *dev; int ret; + if (addr == NULL) + return -EINVAL; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); if (!rte_is_valid_assigned_ether_addr(addr)) @@ -4162,6 +4243,9 @@ rte_eth_dev_uc_hash_table_set(uint16_t port_id, struct rte_ether_addr *addr, int ret; struct rte_eth_dev *dev; + if (addr == NULL) + return -EINVAL; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); dev = &rte_eth_devices[port_id]; @@ -4264,6 +4348,9 @@ rte_eth_mirror_rule_set(uint16_t port_id, { struct rte_eth_dev *dev; + if (mirror_conf == NULL) + return -EINVAL; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); if (mirror_conf->rule_type == 0) { RTE_ETHDEV_LOG(ERR, "Mirror rule type can not be 0\n"); @@ -4602,6 +4689,9 @@ rte_eth_dma_zone_free(const struct rte_eth_dev *dev, const char *ring_name, const struct rte_memzone *mz; int rc = 0; + if (dev == NULL || ring_name == NULL) + return -EINVAL; + rc = eth_dev_dma_mzone_name(z_name, sizeof(z_name), dev->data->port_id, queue_id, ring_name); if (rc >= RTE_MEMZONE_NAMESIZE) { @@ -5207,6 +5297,9 @@ rte_eth_timesync_read_rx_timestamp(uint16_t port_id, struct timespec *timestamp, { struct rte_eth_dev *dev; + if (timestamp == NULL) + return -EINVAL; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); dev = &rte_eth_devices[port_id]; @@ -5221,6 +5314,9 @@ rte_eth_timesync_read_tx_timestamp(uint16_t port_id, { struct rte_eth_dev *dev; + if (timestamp == NULL) + return -EINVAL; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); dev = &rte_eth_devices[port_id]; @@ -5247,6 +5343,9 @@ rte_eth_timesync_read_time(uint16_t port_id, struct timespec *timestamp) { struct rte_eth_dev *dev; + if (timestamp == NULL) + return -EINVAL; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); dev = &rte_eth_devices[port_id]; @@ -5260,6 +5359,9 @@ rte_eth_timesync_write_time(uint16_t port_id, const struct timespec *timestamp) { struct rte_eth_dev *dev; + if (timestamp == NULL) + return -EINVAL; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); dev = &rte_eth_devices[port_id]; @@ -5273,6 +5375,9 @@ rte_eth_read_clock(uint16_t port_id, uint64_t *clock) { struct rte_eth_dev *dev; + if (clock == NULL) + return -EINVAL; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); dev = &rte_eth_devices[port_id]; @@ -5370,6 +5475,9 @@ rte_eth_dev_get_dcb_info(uint16_t port_id, { struct rte_eth_dev *dev; + if (dcb_info == NULL) + return -EINVAL; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); dev = &rte_eth_devices[port_id]; @@ -5421,6 +5529,9 @@ rte_eth_dev_hairpin_capability_get(uint16_t port_id, { struct rte_eth_dev *dev; + if (cap == NULL) + return -EINVAL; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); dev = &rte_eth_devices[port_id]; @@ -5629,6 +5740,8 @@ rte_eth_representor_id_get(const struct rte_eth_dev *ethdev, struct rte_eth_representor_info *info = NULL; size_t size; + if (ethdev == NULL) + return -EINVAL; if (type == RTE_ETH_REPRESENTOR_NONE) return 0; if (repr_id == NULL) diff --git a/lib/librte_ethdev/rte_ethdev.h b/lib/librte_ethdev/rte_ethdev.h index 3b773b6..5c03e9a 100644 --- a/lib/librte_ethdev/rte_ethdev.h +++ b/lib/librte_ethdev/rte_ethdev.h @@ -2702,6 +2702,7 @@ int rte_eth_allmulticast_get(uint16_t port_id); * - (0) if successful. * - (-ENOTSUP) if the function is not supported in PMD driver. * - (-ENODEV) if *port_id* invalid. + * - (-EINVAL) if bad parameter. */ int rte_eth_link_get(uint16_t port_id, struct rte_eth_link *link); @@ -2717,6 +2718,7 @@ int rte_eth_link_get(uint16_t port_id, struct rte_eth_link *link); * - (0) if successful. * - (-ENOTSUP) if the function is not supported in PMD driver. * - (-ENODEV) if *port_id* invalid. + * - (-EINVAL) if bad parameter. */ int rte_eth_link_get_nowait(uint16_t port_id, struct rte_eth_link *link); @@ -2752,7 +2754,7 @@ const char *rte_eth_link_speed_to_str(uint32_t link_speed); * @param eth_link * Link status returned by rte_eth_link_get function * @return - * Number of bytes written to str array. + * Number of bytes written to str array or -EINVAL if bad parameter. */ __rte_experimental int rte_eth_link_to_str(char *str, size_t len, @@ -2997,6 +2999,7 @@ int rte_eth_dev_set_rx_queue_stats_mapping(uint16_t port_id, * @return * - (0) if successful * - (-ENODEV) if *port_id* invalid. + * - (-EINVAL) if bad parameter. */ int rte_eth_macaddr_get(uint16_t port_id, struct rte_ether_addr *mac_addr); @@ -3041,6 +3044,7 @@ int rte_eth_macaddr_get(uint16_t port_id, struct rte_ether_addr *mac_addr); * - (0) if successful. * - (-ENOTSUP) if support for dev_infos_get() does not exist for the device. * - (-ENODEV) if *port_id* invalid. + * - (-EINVAL) if bad parameter. */ int rte_eth_dev_info_get(uint16_t port_id, struct rte_eth_dev_info *dev_info); @@ -3060,6 +3064,7 @@ int rte_eth_dev_info_get(uint16_t port_id, struct rte_eth_dev_info *dev_info); * - (-ENOTSUP) if operation is not supported. * - (-ENODEV) if *port_id* invalid. * - (-EIO) if device is removed. + * - (-EINVAL) if bad parameter. * - (>0) if *fw_size* is not enough to store firmware version, return * the size of the non truncated string. */ @@ -3103,6 +3108,7 @@ int rte_eth_dev_fw_version_get(uint16_t port_id, * only num entries will be filled into the ptypes array, but the full * count of supported ptypes will be returned. * - (-ENODEV) if *port_id* invalid. + * - (-EINVAL) if bad parameter. */ int rte_eth_dev_get_supported_ptypes(uint16_t port_id, uint32_t ptype_mask, uint32_t *ptypes, int num); @@ -3153,6 +3159,7 @@ int rte_eth_dev_set_ptypes(uint16_t port_id, uint32_t ptype_mask, * @return * - (0) if successful. * - (-ENODEV) if *port_id* invalid. + * - (-EINVAL) if bad parameter. */ int rte_eth_dev_get_mtu(uint16_t port_id, uint16_t *mtu); @@ -3347,7 +3354,7 @@ rte_eth_tx_buffer_init(struct rte_eth_dev_tx_buffer *buffer, uint16_t size); * @param userdata * Arbitrary parameter to be passed to the callback function * @return - * 0 on success, or -1 on error with rte_errno set appropriately + * 0 on success, or -EINVAL if bad parameter */ int rte_eth_tx_buffer_set_err_callback(struct rte_eth_dev_tx_buffer *buffer, @@ -3427,6 +3434,7 @@ rte_eth_tx_buffer_count_callback(struct rte_mbuf **pkts, uint16_t unsent, * -ENODEV: Invalid interface * -EIO: device is removed * -ENOTSUP: Driver does not support function + * -EINVAL: Bad parameter * Success: >= 0 * 0-n: Number of packets freed. More packets may still remain in ring that * are in use. @@ -3774,6 +3782,7 @@ int rte_eth_fec_set(uint16_t port_id, uint32_t fec_capa); * - (-ENOTSUP) if hardware doesn't support flow control. * - (-ENODEV) if *port_id* invalid. * - (-EIO) if device is removed. + * - (-EINVAL) if bad parameter. */ int rte_eth_dev_flow_ctrl_get(uint16_t port_id, struct rte_eth_fc_conf *fc_conf); @@ -3845,7 +3854,8 @@ int rte_eth_dev_mac_addr_add(uint16_t port_id, struct rte_ether_addr *mac_addr, * - (0) if successful, or *mac_addr* didn't exist. * - (-ENOTSUP) if hardware doesn't support. * - (-ENODEV) if *port* invalid. - * - (-EADDRINUSE) if attempting to remove the default MAC address + * - (-EADDRINUSE) if attempting to remove the default MAC address. + * - (-EINVAL) if MAC address is invalid. */ int rte_eth_dev_mac_addr_remove(uint16_t port_id, struct rte_ether_addr *mac_addr); @@ -4044,6 +4054,7 @@ int rte_eth_dev_rss_hash_update(uint16_t port_id, * - (-ENODEV) if port identifier is invalid. * - (-EIO) if device is removed. * - (-ENOTSUP) if hardware doesn't support RSS. + * - (-EINVAL) if bad parameter. */ int rte_eth_dev_rss_hash_conf_get(uint16_t port_id, @@ -4112,6 +4123,7 @@ rte_eth_dev_udp_tunnel_port_delete(uint16_t port_id, * - (-ENODEV) if port identifier is invalid. * - (-EIO) if device is removed. * - (-ENOTSUP) if hardware doesn't support. + * - (-EINVAL) if bad parameter. */ int rte_eth_dev_get_dcb_info(uint16_t port_id, struct rte_eth_dcb_info *dcb_info); @@ -4628,6 +4640,7 @@ int rte_eth_timesync_adjust_time(uint16_t port_id, int64_t delta); * * @return * - 0: Success. + * - -EINVAL: Bad parameter. */ int rte_eth_timesync_read_time(uint16_t port_id, struct timespec *time); @@ -4694,6 +4707,7 @@ int rte_eth_timesync_write_time(uint16_t port_id, const struct timespec *time); * - 0: Success. * - -ENODEV: The port ID is invalid. * - -ENOTSUP: The function is not supported by the Ethernet driver. + * - -EINVAL: if bad parameter. */ __rte_experimental int @@ -4797,6 +4811,7 @@ rte_eth_dev_get_sec_ctx(uint16_t port_id); * @return * - (0) if successful. * - (-ENOTSUP) if hardware doesn't support. + * - (-EINVAL) if bad parameter. */ __rte_experimental int rte_eth_dev_hairpin_capability_get(uint16_t port_id,