From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wr0-f175.google.com (mail-wr0-f175.google.com [209.85.128.175]) by dpdk.org (Postfix) with ESMTP id 154637D9F for ; Wed, 24 May 2017 17:20:31 +0200 (CEST) Received: by mail-wr0-f175.google.com with SMTP id z52so57123481wrc.2 for ; Wed, 24 May 2017 08:20:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=6wind-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references :in-reply-to:references; bh=apXpOxP9f4jwq/R4To7j2A5ufQmg4LX7T8FGEeVpaus=; b=ZIs51dQ87r1rR7gXJLZW3DYP4fIXf2w+xeO25HpXDBTuGoBHobhyZFRgTCS/Cry36c TuToS1pbfJy8eydTcu0FE1NLIYM1PICZTRhrgteqTrnG5W63m+Qch3dvOHT8kEcic2A0 T68OhuA9pH6yRa2vXVBUZNZXyT+IemYTOL16GDfV43bb/MMsdJr+NYIdw/P+nNIwx4l+ iQhwZWeJXr7JJ6on/IlC9iuc68IlBtOqISLMwEL98VdzZ602RbVyonhZ7/QF7tue+muv zcoAvGtX5netBFraZBMjf1/4dbvSgKBaUuSG85OjwaYUtDEiUW0yq5w93JiLVwVdLOB4 9gTg== 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:in-reply-to:references; bh=apXpOxP9f4jwq/R4To7j2A5ufQmg4LX7T8FGEeVpaus=; b=bLHfEENdNZ3tOZ+Me6xE1b6NDcry1Ve8iEN8MpVzy9TSGY8dEghksVL3aupznITO40 g8I/28TNWD+JD2OIs9+YR4u4G9NqqdSEadI7kx7F7dtN0KPhUU/o4GGK9jtpxe9ak/Q6 XuiG3Tp6CFPh5HDOSysO9aOtygZZIy8F/klCV0Wyg94OibyyASmf+vbFsS8IGLmva1u6 Ct99LFY468dn7lWqzh6Y8le7ND3vkBZGfftBfx3TeQB15sGL/7gMMcVksQUNypghDmqJ ZQminlJXOVeQ7FkyRd+iYwCMCqO/qwJxWF0lM0KZQPho16H6u/kp+VP2xOKj14KzPbb7 WkQw== X-Gm-Message-State: AODbwcD8VALx9HpOjb4c1PUrC7cpIdNLD9TzGwrSxjjUl3glZbQ/RBeY xT+/fS3lnrTh3ROa X-Received: by 10.223.165.94 with SMTP id j30mr22764947wrb.111.1495639231717; Wed, 24 May 2017 08:20:31 -0700 (PDT) Received: from bidouze.dev.6wind.com (host.78.145.23.62.rev.coltfrance.com. [62.23.145.78]) by smtp.gmail.com with ESMTPSA id t85sm5444271wmt.23.2017.05.24.08.20.30 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 24 May 2017 08:20:30 -0700 (PDT) From: Gaetan Rivet To: dev@dpdk.org Cc: Gaetan Rivet Date: Wed, 24 May 2017 17:20:08 +0200 Message-Id: <70ca3c0c21ab5746f51e9166ebacc15690b38f5f.1495634974.git.gaetan.rivet@6wind.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: References: In-Reply-To: References: Subject: [dpdk-dev] [PATCH v3 10/11] net/failsafe: support link status change event 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: Wed, 24 May 2017 15:20:33 -0000 Signed-off-by: Gaetan Rivet --- doc/guides/nics/features/failsafe.ini | 1 + drivers/net/failsafe/failsafe.c | 1 + drivers/net/failsafe/failsafe_ether.c | 15 +++++++++++++++ drivers/net/failsafe/failsafe_ops.c | 23 +++++++++++++++++++++++ drivers/net/failsafe/failsafe_private.h | 3 +++ 5 files changed, 43 insertions(+) diff --git a/doc/guides/nics/features/failsafe.ini b/doc/guides/nics/features/failsafe.ini index 257f579..251ce55 100644 --- a/doc/guides/nics/features/failsafe.ini +++ b/doc/guides/nics/features/failsafe.ini @@ -5,6 +5,7 @@ ; [Features] Link status = Y +Link status event = Y Queue start/stop = Y MTU update = Y Jumbo frame = Y diff --git a/drivers/net/failsafe/failsafe.c b/drivers/net/failsafe/failsafe.c index 4d35860..151f823 100644 --- a/drivers/net/failsafe/failsafe.c +++ b/drivers/net/failsafe/failsafe.c @@ -240,6 +240,7 @@ fs_eth_dev_create(struct rte_vdev_device *vdev) mac->addr_bytes[0], mac->addr_bytes[1], mac->addr_bytes[2], mac->addr_bytes[3], mac->addr_bytes[4], mac->addr_bytes[5]); + dev->data->dev_flags |= RTE_ETH_DEV_INTR_LSC; return 0; free_args: failsafe_args_free(dev); diff --git a/drivers/net/failsafe/failsafe_ether.c b/drivers/net/failsafe/failsafe_ether.c index bb6fcff..3401a18 100644 --- a/drivers/net/failsafe/failsafe_ether.c +++ b/drivers/net/failsafe/failsafe_ether.c @@ -384,3 +384,18 @@ failsafe_eth_rmv_event_callback(uint8_t port_id __rte_unused, */ sdev->remove = 1; } + +void +failsafe_eth_lsc_event_callback(uint8_t port_id __rte_unused, + enum rte_eth_event_type event __rte_unused, + void *cb_arg) +{ + struct rte_eth_dev *dev = cb_arg; + int ret; + + ret = dev->dev_ops->link_update(dev, 0); + /* We must pass on the LSC event */ + if (ret) + _rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_INTR_LSC, + NULL); +} diff --git a/drivers/net/failsafe/failsafe_ops.c b/drivers/net/failsafe/failsafe_ops.c index 2e1c798..05221bc 100644 --- a/drivers/net/failsafe/failsafe_ops.c +++ b/drivers/net/failsafe/failsafe_ops.c @@ -207,6 +207,8 @@ fs_dev_configure(struct rte_eth_dev *dev) } FOREACH_SUBDEV(sdev, i, dev) { int rmv_interrupt = 0; + int lsc_interrupt = 0; + int lsc_enabled; if (sdev->state != DEV_PROBED) continue; @@ -219,6 +221,17 @@ fs_dev_configure(struct rte_eth_dev *dev) } else { DEBUG("sub_device %d does not support RMV event", i); } + lsc_enabled = dev->data->dev_conf.intr_conf.lsc; + lsc_interrupt = lsc_enabled && + (ETH(sdev)->data->dev_flags & + RTE_ETH_DEV_INTR_LSC); + if (lsc_interrupt) { + DEBUG("Enabling LSC interrupts for sub_device %d", i); + dev->data->dev_conf.intr_conf.lsc = 1; + } else if (lsc_enabled && !lsc_interrupt) { + DEBUG("Disabling LSC interrupts for sub_device %d", i); + dev->data->dev_conf.intr_conf.lsc = 0; + } DEBUG("Configuring sub-device %d", i); sdev->remove = 0; ret = rte_eth_dev_configure(PORT_ID(sdev), @@ -239,6 +252,16 @@ fs_dev_configure(struct rte_eth_dev *dev) SUB_ID(sdev)); } dev->data->dev_conf.intr_conf.rmv = 0; + if (lsc_interrupt) { + ret = rte_eth_dev_callback_register(PORT_ID(sdev), + RTE_ETH_EVENT_INTR_LSC, + failsafe_eth_lsc_event_callback, + dev); + if (ret) + WARN("Failed to register LSC callback for sub_device %d", + SUB_ID(sdev)); + } + dev->data->dev_conf.intr_conf.lsc = lsc_enabled; sdev->state = DEV_ACTIVE; } if (PRIV(dev)->state < DEV_ACTIVE) diff --git a/drivers/net/failsafe/failsafe_private.h b/drivers/net/failsafe/failsafe_private.h index ca20109..66303cd 100644 --- a/drivers/net/failsafe/failsafe_private.h +++ b/drivers/net/failsafe/failsafe_private.h @@ -180,6 +180,9 @@ void failsafe_dev_remove(struct rte_eth_dev *dev); void failsafe_eth_rmv_event_callback(uint8_t port_id, enum rte_eth_event_type type, void *arg); +void failsafe_eth_lsc_event_callback(uint8_t port_id, + enum rte_eth_event_type event, + void *cb_arg); /* GLOBALS */ -- 2.1.4