From mboxrd@z Thu Jan 1 00:00:00 1970 From: alexz@att.com Subject: [PATCH] notify VF when PF link status changes Date: Tue, 21 Mar 2017 19:23:05 -0500 Message-ID: <1490142185-10661-1-git-send-email-alexz@att.com> Cc: liang-min.wang@intel.com, daniels@research.att.com, Alex Zelezniak To: dev@dpdk.org Return-path: Received: from mx0a-00191d01.pphosted.com (mx0a-00191d01.pphosted.com [67.231.149.140]) by dpdk.org (Postfix) with ESMTP id A019C1075 for ; Wed, 22 Mar 2017 01:23:29 +0100 (CET) List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" From: Alex Zelezniak --- drivers/net/ixgbe/ixgbe_ethdev.c | 33 +++++++++++++++++++++++++++++++++ drivers/net/ixgbe/rte_pmd_ixgbe.h | 16 ++++++++++++++++ 2 files changed, 49 insertions(+) diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c index 7169007..c78e5da 100644 --- a/drivers/net/ixgbe/ixgbe_ethdev.c +++ b/drivers/net/ixgbe/ixgbe_ethdev.c @@ -4894,6 +4894,39 @@ static void ixgbevf_set_vfta_all(struct rte_eth_dev *dev, bool on) return new_val; } +int +rte_pmd_ixgbe_ping_vfs(uint8_t port, uint16_t vf) +{ + struct ixgbe_hw *hw; + struct ixgbe_vf_info *vfinfo; + struct rte_eth_dev *dev; + struct rte_pci_device *pci_dev; + uint32_t ctrl; + + RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV); + + dev = &rte_eth_devices[port]; + pci_dev = IXGBE_DEV_TO_PCI(dev); + + if (!is_device_supported(dev, &rte_ixgbe_pmd)) + return -ENOTSUP; + + if (vf >= pci_dev->max_vfs) + return -EINVAL; + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + vfinfo = *(IXGBE_DEV_PRIVATE_TO_P_VFDATA(dev->data->dev_private)); + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + ctrl = IXGBE_PF_CONTROL_MSG; + if (vfinfo[vf].clear_to_send) + ctrl |= IXGBE_VT_MSGTYPE_CTS; + + ixgbe_write_mbx(hw, &ctrl, 1, vf); + + return 0; +} int rte_pmd_ixgbe_set_vf_vlan_anti_spoof(uint8_t port, uint16_t vf, uint8_t on) diff --git a/drivers/net/ixgbe/rte_pmd_ixgbe.h b/drivers/net/ixgbe/rte_pmd_ixgbe.h index 4d7b507..82ccba7 100644 --- a/drivers/net/ixgbe/rte_pmd_ixgbe.h +++ b/drivers/net/ixgbe/rte_pmd_ixgbe.h @@ -41,6 +41,22 @@ #include + +/** + * Notify VF when PF link status changes. + * + * @param port + * The port identifier of the Ethernet device. + * @param vf + * VF id. + * @return + * - (0) if successful. + * - (-ENODEV) if *port* invalid. + * - (-EINVAL) if *vf* invalid. + */ +int rte_pmd_ixgbe_ping_vfs(uint8_t port, uint16_t vf); + + /** * Set the VF MAC address. * -- 1.9.1