From patchwork Mon Jun 4 12:09:28 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michal Krawczyk X-Patchwork-Id: 40604 X-Patchwork-Delegate: ferruh.yigit@amd.com Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id E1C205F17; Mon, 4 Jun 2018 14:09:46 +0200 (CEST) Received: from mail-lf0-f66.google.com (mail-lf0-f66.google.com [209.85.215.66]) by dpdk.org (Postfix) with ESMTP id 05BA95B2C for ; Mon, 4 Jun 2018 14:09:43 +0200 (CEST) Received: by mail-lf0-f66.google.com with SMTP id y72-v6so24797004lfd.2 for ; Mon, 04 Jun 2018 05:09:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=semihalf-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=koRhnz+bwbtFL5cjvkbGQEVl4CFtsMgY2oQSLNN8ugs=; b=JUosc/WUg0duppqsBK03pjrei70ne55VjWdOqJ9vShT6w3cZwni6cXgNoUQouvZ8ZM L9kf1sWuJTeulsRQ+zDYmmmChrNWWT/4S4LbR/c4vEjrRGFYEHwlFkS2s623kUFFp0nL C6v8HmRCNMt7aEzxuVUB4ebnMYfv8bKFcJslTvAu7gdtut3wdltUUt8MQhhVfW/84z+K +ZxvwmuH9sy1mIWz8Nv2/aiO47+dW/n/Gu87s803ouG8pl1K5lqa5ZAyOWhW73S5jkAb E7gEn8Lc5s5WAw3ksdMgyB4gr6G+n8IwD1EspfTd4aqjhT/HI8nwH10b1t9fQjabfFaC CIFA== 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=koRhnz+bwbtFL5cjvkbGQEVl4CFtsMgY2oQSLNN8ugs=; b=mgEPX+x4Aty2HBYGEbNmncyA61EE/OQDkU1ALAo/sYhky6AFXHuK6SWc6tyY8blfJi JFd7kx6r+IMTjLCbWXblt/Ja9WTj+vUIiyeokdBSxm9E7EUN6uQXuNOZ7MmaGigJQVM0 D4Zju6dtlA1qbN1R4EKna3qmZMa/ifhyjtSdoQSY8wr/FScIvjd55KGsBJf07RcFgwAA GOwrMFcSEStwVaCB2FcoI5Xi0W4h9/i9pb3dxHaxn18wyb0MdjeBw7hSDUCnGpYY7mEF zmwv6zZmSTMoskD2Jsig0uwzeKLteSF+Z1tpoXra1QXs+D5JtHHCVtDUpN32A4olMMqo jInA== X-Gm-Message-State: ALKqPwdUZN8CB+L/WOPI3xQ1WbQTuXTDQF/fjOOCJBbai6gJzkyzDkfW 0+c4/HpLF3I4TTsPijpqeW7RAg== X-Google-Smtp-Source: ADUXVKLpHwOM7EqF+WR+snhpUBJGuTfEsr/dWLLydqCWRZrXidcPE8jcg66cOx0zyPBtWiuhbgP/kA== X-Received: by 2002:a2e:9ac4:: with SMTP id p4-v6mr11216087ljj.60.1528114182592; Mon, 04 Jun 2018 05:09:42 -0700 (PDT) Received: from mkPC.semihalf.local (31-172-191-173.noc.fibertech.net.pl. [31.172.191.173]) by smtp.gmail.com with ESMTPSA id h24-v6sm391607lfc.63.2018.06.04.05.09.41 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 04 Jun 2018 05:09:41 -0700 (PDT) From: Michal Krawczyk To: Marcin Wojtas , Michal Krawczyk , Guy Tzalik , Evgeny Schemeilin Cc: dev@dpdk.org, matua@amazon.com Date: Mon, 4 Jun 2018 14:09:28 +0200 Message-Id: <20180604120933.16955-3-mk@semihalf.com> X-Mailer: git-send-email 2.14.1 In-Reply-To: <20180604120933.16955-1-mk@semihalf.com> References: <20180604120933.16955-1-mk@semihalf.com> Subject: [dpdk-dev] [PATCH v2 03/26] net/ena: add interrupt handler for admin queue 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: , Errors-To: dev-bounces@dpdk.org Sender: "dev" The ENA device is able to send MSI-X when it will complete an command when polling mode is deactivated. Further, the same interrupt handler will be used for the AENQ handling - services of the ENA device, that allows to implement watchdog or lsc handler. Signed-off-by: Michal Krawczyk --- drivers/net/ena/ena_ethdev.c | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/drivers/net/ena/ena_ethdev.c b/drivers/net/ena/ena_ethdev.c index 171655d33..400f1eff8 100644 --- a/drivers/net/ena/ena_ethdev.c +++ b/drivers/net/ena/ena_ethdev.c @@ -246,6 +246,7 @@ static int ena_rss_reta_query(struct rte_eth_dev *dev, struct rte_eth_rss_reta_entry64 *reta_conf, uint16_t reta_size); static int ena_get_sset_count(struct rte_eth_dev *dev, int sset); +static void ena_interrupt_handler_rte(void *cb_arg); static const struct eth_dev_ops ena_dev_ops = { .dev_configure = ena_dev_configure, @@ -459,9 +460,16 @@ static void ena_close(struct rte_eth_dev *dev) { struct ena_adapter *adapter = (struct ena_adapter *)(dev->data->dev_private); + struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev); + struct rte_intr_handle *intr_handle = &pci_dev->intr_handle; adapter->state = ENA_ADAPTER_STATE_STOPPED; + rte_intr_disable(intr_handle); + rte_intr_callback_unregister(intr_handle, + ena_interrupt_handler_rte, + adapter); + ena_rx_queue_release_all(dev); ena_tx_queue_release_all(dev); } @@ -908,6 +916,8 @@ static int ena_start(struct rte_eth_dev *dev) { struct ena_adapter *adapter = (struct ena_adapter *)(dev->data->dev_private); + struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev); + struct rte_intr_handle *intr_handle = &pci_dev->intr_handle; int rc = 0; if (!(adapter->state == ENA_ADAPTER_STATE_CONFIG || @@ -937,6 +947,11 @@ static int ena_start(struct rte_eth_dev *dev) ena_stats_restart(dev); + rte_intr_callback_register(intr_handle, + ena_interrupt_handler_rte, + adapter); + rte_intr_enable(intr_handle); + adapter->state = ENA_ADAPTER_STATE_RUNNING; return 0; @@ -1291,6 +1306,14 @@ static int ena_device_init(struct ena_com_dev *ena_dev, return rc; } +static void ena_interrupt_handler_rte(__rte_unused void *cb_arg) +{ + struct ena_adapter *adapter = (struct ena_adapter *)cb_arg; + struct ena_com_dev *ena_dev = &adapter->ena_dev; + + ena_com_admin_q_comp_intr_handler(ena_dev); +} + static int eth_ena_dev_init(struct rte_eth_dev *eth_dev) { struct rte_pci_device *pci_dev;