From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ravi Kumar Subject: [PATCH 07/16] net/axgbe: add interrupt handler for autonegotiation Date: Thu, 30 Nov 2017 08:11:03 -0500 Message-ID: <1512047472-118050-7-git-send-email-Ravi1.kumar@amd.com> References: <1512047472-118050-1-git-send-email-Ravi1.kumar@amd.com> Mime-Version: 1.0 Content-Type: text/plain To: dev@dpdk.org Return-path: Received: from NAM03-BY2-obe.outbound.protection.outlook.com (mail-by2nam03on0080.outbound.protection.outlook.com [104.47.42.80]) by dpdk.org (Postfix) with ESMTP id B310E3790 for ; Thu, 30 Nov 2017 14:11:51 +0100 (CET) In-Reply-To: <1512047472-118050-1-git-send-email-Ravi1.kumar@amd.com> List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Signed-off-by: Ravi Kumar --- drivers/net/axgbe/axgbe_ethdev.c | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) diff --git a/drivers/net/axgbe/axgbe_ethdev.c b/drivers/net/axgbe/axgbe_ethdev.c index 65a04f4..341808d 100644 --- a/drivers/net/axgbe/axgbe_ethdev.c +++ b/drivers/net/axgbe/axgbe_ethdev.c @@ -131,6 +131,7 @@ static int eth_axgbe_dev_init(struct rte_eth_dev *eth_dev); static int eth_axgbe_dev_uninit(struct rte_eth_dev *eth_dev); +static void axgbe_dev_interrupt_handler(void *param); /* The set of PCI devices this driver supports */ #define AMD_PCI_VENDOR_ID 0x1022 @@ -165,6 +166,29 @@ static struct axgbe_version_data axgbe_v2b = { .i2c_support = 1, }; +/* + * Interrupt handler triggered by NIC for handling + * specific interrupt. + * + * @param handle + * Pointer to interrupt handle. + * @param param + * The address of parameter (struct rte_eth_dev *) regsitered before. + * + * @return + * void + */ +static void +axgbe_dev_interrupt_handler(void *param) +{ + struct rte_eth_dev *dev = (struct rte_eth_dev *)param; + struct axgbe_port *pdata = dev->data->dev_private; + + pdata->phy_if.an_isr(pdata); + + rte_intr_enable(&pdata->pci_dev->intr_handle); +} + static void axgbe_get_all_hw_features(struct axgbe_port *pdata) { unsigned int mac_hfr0, mac_hfr1, mac_hfr2; @@ -468,6 +492,9 @@ eth_axgbe_dev_init(struct rte_eth_dev *eth_dev) return ret; } + rte_intr_callback_register(&pci_dev->intr_handle, + axgbe_dev_interrupt_handler, + (void *)eth_dev); PMD_INIT_LOG(DEBUG, "port %d vendorID=0x%x deviceID=0x%x", eth_dev->data->port_id, pci_dev->id.vendor_id, pci_dev->id.device_id); @@ -478,15 +505,25 @@ eth_axgbe_dev_init(struct rte_eth_dev *eth_dev) static int eth_axgbe_dev_uninit(struct rte_eth_dev *eth_dev) { + struct rte_pci_device *pci_dev; + PMD_INIT_FUNC_TRACE(); if (rte_eal_process_type() != RTE_PROC_PRIMARY) return -EPERM; + pci_dev = RTE_DEV_TO_PCI(eth_dev->device); + eth_dev->dev_ops = NULL; eth_dev->rx_pkt_burst = NULL; eth_dev->tx_pkt_burst = NULL; + /* disable uio intr before callback unregister */ + rte_intr_disable(&pci_dev->intr_handle); + rte_intr_callback_unregister(&pci_dev->intr_handle, + axgbe_dev_interrupt_handler, + (void *)eth_dev); + /*Clear macaddres at time of dev init*/ eth_dev->data->mac_addrs = NULL; eth_dev->data->hash_mac_addrs = NULL; -- 2.7.4