From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pg0-f68.google.com (mail-pg0-f68.google.com [74.125.83.68]) by dpdk.org (Postfix) with ESMTP id 2A9951B345 for ; Tue, 16 Jan 2018 19:26:12 +0100 (CET) Received: by mail-pg0-f68.google.com with SMTP id w17so4090711pgv.6 for ; Tue, 16 Jan 2018 10:26:12 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=rPxg2TZASSa7lxOgX+Q7biqNJG1kDJDCAl/CKi1c7Ts=; b=GFe/VPGuAIzexX9QHDheSUagbh66AVnE67Fg5kqQ329OlTaUejWhQtOsBP00oH8kII 1bBbXuKkE9PdODiJTtXrP4BjjXPbD3rSzwmwWaJAwD5FwW5hArCzFJrx9WnHNltBI0Ji YWWF2h7m406RmrfZuTTi83ioj9AEZdhuAhPDsWveHdmxLN6+LREmTNqruyeHFS/EDZ04 YDE+98oufeiySnFZFg83+/b8gdr4TRxJJGJmX/O1BCClgT7IEEOk9wZw2AlKo7Nig6BQ QgcFs6SIHEWDyGRnCEbakUUqUXWGERF3BdO0pOyU55La8P11Hg3a1XbX6CHsgwxSC6IA 2ZJw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=rPxg2TZASSa7lxOgX+Q7biqNJG1kDJDCAl/CKi1c7Ts=; b=ApA1TqVNSZEb6fnpaGXZ2IFt9iNRmbYBYt18nwFBIkxk7rEE1hZyuBRv4gni0+NPoj X/LpqGS82yRzd0Ern4WApxm/19AOAFepMUcgqPTvX/t87/Uepvq61TjSOAez7rmglI30 /98giGVAn4zKqvtlhmrJUDxSONHGlH3KJfFP67q1TEvVAZNLSwYJG+euk5AReLxf3qUV d5sPlgbXXZoaBhJu40+DPDX00sCq6kMugJawhoL1Rvm/G4oZ75Y/RnfIqGG69hMqzmql BR2bguuqFmAWrCeClWRLRV7B4Dn/BZdckB2mwYg7QEMQnx6jyON9IAdYUbrZr7lw6x4N 3yIA== X-Gm-Message-State: AKwxytdaoyqrDN6OO9R6eiIHZsyhMdL1fkUedMJVp/dHyWmcs2qbUrGv c+ej8XjGvfD9qvJhiUoesmk9gWmIjTM= X-Google-Smtp-Source: ACJfBouSh+bXV07Z6I+VYVL3xO1DjHW9XuBcveLqihiuT+z/5fJvh8Ea8WhnpdvKm/aZiac3hJpHzQ== X-Received: by 10.101.101.11 with SMTP id x11mr5855287pgv.130.1516127170986; Tue, 16 Jan 2018 10:26:10 -0800 (PST) Received: from xeon-e3.lan (204-195-18-133.wavecable.com. [204.195.18.133]) by smtp.gmail.com with ESMTPSA id x17sm3940497pge.50.2018.01.16.10.26.09 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 16 Jan 2018 10:26:09 -0800 (PST) From: Stephen Hemminger To: dev@dpdk.org Cc: Stephen Hemminger Date: Tue, 16 Jan 2018 10:25:50 -0800 Message-Id: <20180116182558.6254-8-stephen@networkplumber.org> X-Mailer: git-send-email 2.15.1 In-Reply-To: <20180116182558.6254-1-stephen@networkplumber.org> References: <20180116182558.6254-1-stephen@networkplumber.org> Subject: [dpdk-dev] [PATCH v4 07/15] net/e1000: use rte_eth_linkstatus helpers X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 16 Jan 2018 18:26:12 -0000 Use new rte_eth_linkstatus_get/set API. Signed-off-by: Stephen Hemminger --- drivers/net/e1000/em_ethdev.c | 71 ++++-------------------------------------- drivers/net/e1000/igb_ethdev.c | 70 +++-------------------------------------- 2 files changed, 11 insertions(+), 130 deletions(-) diff --git a/drivers/net/e1000/em_ethdev.c b/drivers/net/e1000/em_ethdev.c index f457be55e706..1c30e8289b61 100644 --- a/drivers/net/e1000/em_ethdev.c +++ b/drivers/net/e1000/em_ethdev.c @@ -20,7 +20,6 @@ #include #include #include -#include #include #include @@ -193,57 +192,6 @@ static const struct eth_dev_ops eth_em_ops = { .txq_info_get = em_txq_info_get, }; -/** - * Atomically reads the link status information from global - * structure rte_eth_dev. - * - * @param dev - * - Pointer to the structure rte_eth_dev to read from. - * - Pointer to the buffer to be saved with the link status. - * - * @return - * - On success, zero. - * - On failure, negative value. - */ -static inline int -rte_em_dev_atomic_read_link_status(struct rte_eth_dev *dev, - struct rte_eth_link *link) -{ - struct rte_eth_link *dst = link; - struct rte_eth_link *src = &(dev->data->dev_link); - - if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst, - *(uint64_t *)src) == 0) - return -1; - - return 0; -} - -/** - * Atomically writes the link status information into global - * structure rte_eth_dev. - * - * @param dev - * - Pointer to the structure rte_eth_dev to read from. - * - Pointer to the buffer to be saved with the link status. - * - * @return - * - On success, zero. - * - On failure, negative value. - */ -static inline int -rte_em_dev_atomic_write_link_status(struct rte_eth_dev *dev, - struct rte_eth_link *link) -{ - struct rte_eth_link *dst = &(dev->data->dev_link); - struct rte_eth_link *src = link; - - if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst, - *(uint64_t *)src) == 0) - return -1; - - return 0; -} /** * eth_em_dev_is_ich8 - Check for ICH8 device @@ -769,7 +717,7 @@ eth_em_stop(struct rte_eth_dev *dev) /* clear the recorded link status */ memset(&link, 0, sizeof(link)); - rte_em_dev_atomic_write_link_status(dev, &link); + rte_eth_linkstatus_set(dev, &link); if (!rte_intr_allow_others(intr_handle)) /* resume to the default handler */ @@ -1127,7 +1075,7 @@ eth_em_link_update(struct rte_eth_dev *dev, int wait_to_complete) { struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct rte_eth_link link, old; + struct rte_eth_link link; int link_check, count; link_check = 0; @@ -1162,8 +1110,6 @@ eth_em_link_update(struct rte_eth_dev *dev, int wait_to_complete) rte_delay_ms(EM_LINK_UPDATE_CHECK_INTERVAL); } memset(&link, 0, sizeof(link)); - rte_em_dev_atomic_read_link_status(dev, &link); - old = link; /* Now we check if a transition has happened */ if (link_check && (link.link_status == ETH_LINK_DOWN)) { @@ -1182,13 +1128,8 @@ eth_em_link_update(struct rte_eth_dev *dev, int wait_to_complete) link.link_status = ETH_LINK_DOWN; link.link_autoneg = ETH_LINK_SPEED_FIXED; } - rte_em_dev_atomic_write_link_status(dev, &link); - - /* not changed */ - if (old.link_status == link.link_status) - return -1; - - /* changed */ + rte_eth_linkstatus_set(dev, &link); + return 0; } @@ -1599,8 +1540,8 @@ eth_em_interrupt_action(struct rte_eth_dev *dev, if (ret < 0) return 0; - memset(&link, 0, sizeof(link)); - rte_em_dev_atomic_read_link_status(dev, &link); + rte_eth_linkstatus_get(dev, &link); + if (link.link_status) { PMD_INIT_LOG(INFO, " Port %d: Link Up - speed %u Mbps - %s", dev->data->port_id, link.link_speed, diff --git a/drivers/net/e1000/igb_ethdev.c b/drivers/net/e1000/igb_ethdev.c index 1333b62c3378..04ac6e53cda2 100644 --- a/drivers/net/e1000/igb_ethdev.c +++ b/drivers/net/e1000/igb_ethdev.c @@ -20,7 +20,6 @@ #include #include #include -#include #include #include @@ -522,57 +521,6 @@ static const struct rte_igb_xstats_name_off rte_igbvf_stats_strings[] = { #define IGBVF_NB_XSTATS (sizeof(rte_igbvf_stats_strings) / \ sizeof(rte_igbvf_stats_strings[0])) -/** - * Atomically reads the link status information from global - * structure rte_eth_dev. - * - * @param dev - * - Pointer to the structure rte_eth_dev to read from. - * - Pointer to the buffer to be saved with the link status. - * - * @return - * - On success, zero. - * - On failure, negative value. - */ -static inline int -rte_igb_dev_atomic_read_link_status(struct rte_eth_dev *dev, - struct rte_eth_link *link) -{ - struct rte_eth_link *dst = link; - struct rte_eth_link *src = &(dev->data->dev_link); - - if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst, - *(uint64_t *)src) == 0) - return -1; - - return 0; -} - -/** - * Atomically writes the link status information into global - * structure rte_eth_dev. - * - * @param dev - * - Pointer to the structure rte_eth_dev to read from. - * - Pointer to the buffer to be saved with the link status. - * - * @return - * - On success, zero. - * - On failure, negative value. - */ -static inline int -rte_igb_dev_atomic_write_link_status(struct rte_eth_dev *dev, - struct rte_eth_link *link) -{ - struct rte_eth_link *dst = &(dev->data->dev_link); - struct rte_eth_link *src = link; - - if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst, - *(uint64_t *)src) == 0) - return -1; - - return 0; -} static inline void igb_intr_enable(struct rte_eth_dev *dev) @@ -1524,7 +1472,7 @@ eth_igb_stop(struct rte_eth_dev *dev) /* clear the recorded link status */ memset(&link, 0, sizeof(link)); - rte_igb_dev_atomic_write_link_status(dev, &link); + rte_eth_linkstatus_set(dev, &link); if (!rte_intr_allow_others(intr_handle)) /* resume to the default handler */ @@ -1600,7 +1548,7 @@ eth_igb_close(struct rte_eth_dev *dev) } memset(&link, 0, sizeof(link)); - rte_igb_dev_atomic_write_link_status(dev, &link); + rte_eth_linkstatus_set(dev, &link); } static int @@ -2347,7 +2295,7 @@ eth_igb_link_update(struct rte_eth_dev *dev, int wait_to_complete) { struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct rte_eth_link link, old; + struct rte_eth_link link; int link_check, count; link_check = 0; @@ -2388,8 +2336,6 @@ eth_igb_link_update(struct rte_eth_dev *dev, int wait_to_complete) rte_delay_ms(IGB_LINK_UPDATE_CHECK_INTERVAL); } memset(&link, 0, sizeof(link)); - rte_igb_dev_atomic_read_link_status(dev, &link); - old = link; /* Now we check if a transition has happened */ if (link_check) { @@ -2408,13 +2354,8 @@ eth_igb_link_update(struct rte_eth_dev *dev, int wait_to_complete) link.link_status = ETH_LINK_DOWN; link.link_autoneg = ETH_LINK_SPEED_FIXED; } - rte_igb_dev_atomic_write_link_status(dev, &link); - - /* not changed */ - if (old.link_status == link.link_status) - return -1; + rte_eth_linkstatus_set(dev, &link); - /* changed */ return 0; } @@ -2853,8 +2794,7 @@ eth_igb_interrupt_action(struct rte_eth_dev *dev, if (ret < 0) return 0; - memset(&link, 0, sizeof(link)); - rte_igb_dev_atomic_read_link_status(dev, &link); + rte_eth_linkstatus_get(dev, &link); if (link.link_status) { PMD_INIT_LOG(INFO, " Port %d: Link Up - speed %u Mbps - %s", -- 2.15.1