From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id E78D1A0471 for ; Tue, 16 Jul 2019 18:45:13 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 87C8A1B964; Tue, 16 Jul 2019 18:45:03 +0200 (CEST) Received: from mx0b-0016f401.pphosted.com (mx0a-0016f401.pphosted.com [67.231.148.174]) by dpdk.org (Postfix) with ESMTP id 617CE3195 for ; Tue, 16 Jul 2019 18:45:02 +0200 (CEST) Received: from pps.filterd (m0045849.ppops.net [127.0.0.1]) by mx0a-0016f401.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id x6GGeSIp031244; Tue, 16 Jul 2019 09:44:55 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=pfpt0818; bh=kfBUIXcvBy7RymiY6SjabL5E2xtNvQAhyIwiLcIRk4M=; b=avQQ4vm494xLUlSn34ewV8qm3cbLzfSUabXo2FAgAyucSIpAnU9tXs3cBH/2/UE2tHDa wtaCJg98rjLhWxZdnpXXtY/Jd+6v+GWESjDrMu9fVD9p098B14+BBi5xz9uxObik9EDl NcHLZJ7ZkxfpSFY14/9gR4AIJ2H1vYfIYb7W9JpyoUo4jGD/fN6OM6YpS9Kb0YBuMcOc yDM2IN7gRIwhRRBsEX4emvkn1mXlq2mf2kReTQzhNLfoHy4zwtsoMvhYSpaxZxzOmG7/ rpaDoxCom17hktbKWhCzcglAz2ecRavOkb5Rjp3nGaaGUBbpXQvnvqwwMEJbI1XEMI91 fw== Received: from sc-exch01.marvell.com ([199.233.58.181]) by mx0a-0016f401.pphosted.com with ESMTP id 2ts07vc839-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Tue, 16 Jul 2019 09:44:55 -0700 Received: from SC-EXCH01.marvell.com (10.93.176.81) by SC-EXCH01.marvell.com (10.93.176.81) with Microsoft SMTP Server (TLS) id 15.0.1367.3; Tue, 16 Jul 2019 09:44:54 -0700 Received: from maili.marvell.com (10.93.176.43) by SC-EXCH01.marvell.com (10.93.176.81) with Microsoft SMTP Server id 15.0.1367.3 via Frontend Transport; Tue, 16 Jul 2019 09:44:54 -0700 Received: from hyd1588t430.marvell.com (unknown [10.29.52.204]) by maili.marvell.com (Postfix) with ESMTP id CF8923F703F; Tue, 16 Jul 2019 09:44:45 -0700 (PDT) From: Nithin Dabilpuram To: Hyong Youb Kim , David Marchand , Thomas Monjalon , "Ferruh Yigit" , Igor Russkikh , Pavel Belous , Allain Legacy , Matt Peters , "Ravi Kumar" , Rasesh Mody , Shahed Shaikh , Wenzhuo Lu , Qi Zhang , Xiao Wang , Beilei Xing , Jingjing Wu , Qiming Yang , Konstantin Ananyev , Alejandro Lucero , Andrew Rybchenko , Maxime Coquelin , Tiwei Bie , Zhihong Wang , "Yong Wang" CC: , John Daley , , Nithin Dabilpuram Date: Tue, 16 Jul 2019 22:14:24 +0530 Message-ID: <20190716164424.16776-3-ndabilpuram@marvell.com> X-Mailer: git-send-email 2.8.4 In-Reply-To: <20190716164424.16776-1-ndabilpuram@marvell.com> References: <20190716164424.16776-1-ndabilpuram@marvell.com> MIME-Version: 1.0 Content-Type: text/plain X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:5.22.84,1.0.8 definitions=2019-07-16_04:2019-07-16,2019-07-16 signatures=0 Subject: [dpdk-dev] [RFC PATCH v3 3/3] drivers/net: use unmask API in interrupt handlers 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" Replace rte_intr_enable() with rte_intr_unmask() API for unmasking in interrupt handlers and rx_queue_intr_enable() in callbacks of PMD's whose original intent was to unmask interrupts after handling is completed if device is backed by UIO, IGB_UIO or VFIO(with INTx). Signed-off-by: Nithin Dabilpuram --- v3: * Change all PMD's that use rte_intr_enable() in rx_queue_intr_enable() or in irq handler to use new unmask api. drivers/net/atlantic/atl_ethdev.c | 2 +- drivers/net/avp/avp_ethdev.c | 2 +- drivers/net/axgbe/axgbe_ethdev.c | 4 ++-- drivers/net/bnx2x/bnx2x_ethdev.c | 2 +- drivers/net/e1000/em_ethdev.c | 4 ++-- drivers/net/e1000/igb_ethdev.c | 6 +++--- drivers/net/fm10k/fm10k_ethdev.c | 6 +++--- drivers/net/i40e/i40e_ethdev.c | 2 +- drivers/net/iavf/iavf_ethdev.c | 2 +- drivers/net/ice/ice_ethdev.c | 4 ++-- drivers/net/ixgbe/ixgbe_ethdev.c | 6 +++--- drivers/net/nfp/nfp_net.c | 2 +- drivers/net/qede/qede_ethdev.c | 8 ++++---- drivers/net/sfc/sfc_intr.c | 4 ++-- drivers/net/virtio/virtio_ethdev.c | 16 +++++++++++++++- drivers/net/vmxnet3/vmxnet3_ethdev.c | 2 +- 16 files changed, 43 insertions(+), 29 deletions(-) diff --git a/drivers/net/atlantic/atl_ethdev.c b/drivers/net/atlantic/atl_ethdev.c index fdc0a7f..7d7cae1 100644 --- a/drivers/net/atlantic/atl_ethdev.c +++ b/drivers/net/atlantic/atl_ethdev.c @@ -1394,7 +1394,7 @@ atl_dev_interrupt_action(struct rte_eth_dev *dev, } done: atl_enable_intr(dev); - rte_intr_enable(intr_handle); + rte_intr_unmask(intr_handle); return 0; } diff --git a/drivers/net/avp/avp_ethdev.c b/drivers/net/avp/avp_ethdev.c index 47b96ec..268316a 100644 --- a/drivers/net/avp/avp_ethdev.c +++ b/drivers/net/avp/avp_ethdev.c @@ -713,7 +713,7 @@ avp_dev_interrupt_handler(void *data) status); /* re-enable UIO interrupt handling */ - ret = rte_intr_enable(&pci_dev->intr_handle); + ret = rte_intr_unmask(&pci_dev->intr_handle); if (ret < 0) { PMD_DRV_LOG(ERR, "Failed to re-enable UIO interrupts, ret=%d\n", ret); diff --git a/drivers/net/axgbe/axgbe_ethdev.c b/drivers/net/axgbe/axgbe_ethdev.c index cfb1720..e25e323 100644 --- a/drivers/net/axgbe/axgbe_ethdev.c +++ b/drivers/net/axgbe/axgbe_ethdev.c @@ -136,8 +136,8 @@ axgbe_dev_interrupt_handler(void *param) DMA_CH_SR, dma_ch_isr); } } - /* Enable interrupts since disabled after generation*/ - rte_intr_enable(&pdata->pci_dev->intr_handle); + /* Unmask interrupts since disabled after generation*/ + rte_intr_unmask(&pdata->pci_dev->intr_handle); } /* diff --git a/drivers/net/bnx2x/bnx2x_ethdev.c b/drivers/net/bnx2x/bnx2x_ethdev.c index 10b4fdb..7ce6800 100644 --- a/drivers/net/bnx2x/bnx2x_ethdev.c +++ b/drivers/net/bnx2x/bnx2x_ethdev.c @@ -133,7 +133,7 @@ bnx2x_interrupt_handler(void *param) PMD_DEBUG_PERIODIC_LOG(INFO, sc, "Interrupt handled"); bnx2x_interrupt_action(dev, 1); - rte_intr_enable(&sc->pci_dev->intr_handle); + rte_intr_unmask(&sc->pci_dev->intr_handle); } static void bnx2x_periodic_start(void *param) diff --git a/drivers/net/e1000/em_ethdev.c b/drivers/net/e1000/em_ethdev.c index dc88661..7bff3d2 100644 --- a/drivers/net/e1000/em_ethdev.c +++ b/drivers/net/e1000/em_ethdev.c @@ -1001,7 +1001,7 @@ eth_em_rx_queue_intr_enable(struct rte_eth_dev *dev, __rte_unused uint16_t queue struct rte_intr_handle *intr_handle = &pci_dev->intr_handle; em_rxq_intr_enable(hw); - rte_intr_enable(intr_handle); + rte_intr_unmask(intr_handle); return 0; } @@ -1568,7 +1568,7 @@ eth_em_interrupt_action(struct rte_eth_dev *dev, return -1; intr->flags &= ~E1000_FLAG_NEED_LINK_UPDATE; - rte_intr_enable(intr_handle); + rte_intr_unmask(intr_handle); /* set get_link_status to check register later */ hw->mac.get_link_status = 1; diff --git a/drivers/net/e1000/igb_ethdev.c b/drivers/net/e1000/igb_ethdev.c index 3ee28cf..b8ac00d 100644 --- a/drivers/net/e1000/igb_ethdev.c +++ b/drivers/net/e1000/igb_ethdev.c @@ -2876,7 +2876,7 @@ eth_igb_interrupt_action(struct rte_eth_dev *dev, } igb_intr_enable(dev); - rte_intr_enable(intr_handle); + rte_intr_unmask(intr_handle); if (intr->flags & E1000_FLAG_NEED_LINK_UPDATE) { intr->flags &= ~E1000_FLAG_NEED_LINK_UPDATE; @@ -2987,7 +2987,7 @@ eth_igbvf_interrupt_action(struct rte_eth_dev *dev, struct rte_intr_handle *intr } igbvf_intr_enable(dev); - rte_intr_enable(intr_handle); + rte_intr_unmask(intr_handle); return 0; } @@ -5500,7 +5500,7 @@ eth_igb_rx_queue_intr_enable(struct rte_eth_dev *dev, uint16_t queue_id) E1000_WRITE_REG(hw, E1000_EIMS, regval | mask); E1000_WRITE_FLUSH(hw); - rte_intr_enable(intr_handle); + rte_intr_unmask(intr_handle); return 0; } diff --git a/drivers/net/fm10k/fm10k_ethdev.c b/drivers/net/fm10k/fm10k_ethdev.c index a1e3836..4b30c52 100644 --- a/drivers/net/fm10k/fm10k_ethdev.c +++ b/drivers/net/fm10k/fm10k_ethdev.c @@ -2381,7 +2381,7 @@ fm10k_dev_rx_queue_intr_enable(struct rte_eth_dev *dev, uint16_t queue_id) else FM10K_WRITE_REG(hw, FM10K_VFITR(Q2V(pdev, queue_id)), FM10K_ITR_AUTOMASK | FM10K_ITR_MASK_CLEAR); - rte_intr_enable(&pdev->intr_handle); + rte_intr_unmask(&pdev->intr_handle); return 0; } @@ -2680,7 +2680,7 @@ fm10k_dev_interrupt_handler_pf(void *param) FM10K_WRITE_REG(hw, FM10K_ITR(0), FM10K_ITR_AUTOMASK | FM10K_ITR_MASK_CLEAR); /* Re-enable interrupt from host side */ - rte_intr_enable(dev->intr_handle); + rte_intr_unmask(dev->intr_handle); } /** @@ -2760,7 +2760,7 @@ fm10k_dev_interrupt_handler_vf(void *param) FM10K_WRITE_REG(hw, FM10K_VFITR(0), FM10K_ITR_AUTOMASK | FM10K_ITR_MASK_CLEAR); /* Re-enable interrupt from host side */ - rte_intr_enable(dev->intr_handle); + rte_intr_unmask(dev->intr_handle); } /* Mailbox message handler in VF */ diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c index 2b9fc45..14af840 100644 --- a/drivers/net/i40e/i40e_ethdev.c +++ b/drivers/net/i40e/i40e_ethdev.c @@ -11646,7 +11646,7 @@ i40e_dev_rx_queue_intr_enable(struct rte_eth_dev *dev, uint16_t queue_id) I40E_PFINT_DYN_CTLN_ITR_INDX_MASK); I40E_WRITE_FLUSH(hw); - rte_intr_enable(&pci_dev->intr_handle); + rte_intr_unmask(&pci_dev->intr_handle); return 0; } diff --git a/drivers/net/iavf/iavf_ethdev.c b/drivers/net/iavf/iavf_ethdev.c index 53dc05c..fe97a26 100644 --- a/drivers/net/iavf/iavf_ethdev.c +++ b/drivers/net/iavf/iavf_ethdev.c @@ -1098,7 +1098,7 @@ iavf_dev_rx_queue_intr_enable(struct rte_eth_dev *dev, uint16_t queue_id) IAVF_WRITE_FLUSH(hw); - rte_intr_enable(&pci_dev->intr_handle); + rte_intr_unmask(&pci_dev->intr_handle); return 0; } diff --git a/drivers/net/ice/ice_ethdev.c b/drivers/net/ice/ice_ethdev.c index 9ce730c..c070f20 100644 --- a/drivers/net/ice/ice_ethdev.c +++ b/drivers/net/ice/ice_ethdev.c @@ -1118,7 +1118,7 @@ ice_interrupt_handler(void *param) done: /* Enable interrupt */ ice_pf_enable_irq0(hw); - rte_intr_enable(dev->intr_handle); + rte_intr_unmask(dev->intr_handle); } /* Initialize SW parameters of PF */ @@ -3002,7 +3002,7 @@ static int ice_rx_queue_intr_enable(struct rte_eth_dev *dev, val &= ~GLINT_DYN_CTL_WB_ON_ITR_M; ICE_WRITE_REG(hw, GLINT_DYN_CTL(msix_intr), val); - rte_intr_enable(&pci_dev->intr_handle); + rte_intr_unmask(&pci_dev->intr_handle); return 0; } diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c index 22c5b2c..be7472e 100644 --- a/drivers/net/ixgbe/ixgbe_ethdev.c +++ b/drivers/net/ixgbe/ixgbe_ethdev.c @@ -4502,7 +4502,7 @@ ixgbe_dev_interrupt_delayed_handler(void *param) PMD_DRV_LOG(DEBUG, "enable intr in delayed handler S[%08x]", eicr); ixgbe_enable_intr(dev); - rte_intr_enable(intr_handle); + rte_intr_unmask(intr_handle); } /** @@ -5763,7 +5763,7 @@ ixgbevf_dev_rx_queue_intr_enable(struct rte_eth_dev *dev, uint16_t queue_id) RTE_SET_USED(queue_id); IXGBE_WRITE_REG(hw, IXGBE_VTEIMS, intr->mask); - rte_intr_enable(intr_handle); + rte_intr_unmask(intr_handle); return 0; } @@ -5812,7 +5812,7 @@ ixgbe_dev_rx_queue_intr_enable(struct rte_eth_dev *dev, uint16_t queue_id) mask &= (1 << (queue_id - 32)); IXGBE_WRITE_REG(hw, IXGBE_EIMS_EX(1), mask); } - rte_intr_enable(intr_handle); + rte_intr_unmask(intr_handle); return 0; } diff --git a/drivers/net/nfp/nfp_net.c b/drivers/net/nfp/nfp_net.c index 1a7aa17..5484d31 100644 --- a/drivers/net/nfp/nfp_net.c +++ b/drivers/net/nfp/nfp_net.c @@ -1412,7 +1412,7 @@ nfp_net_irq_unmask(struct rte_eth_dev *dev) if (hw->ctrl & NFP_NET_CFG_CTRL_MSIXAUTO) { /* If MSI-X auto-masking is used, clear the entry */ rte_wmb(); - rte_intr_enable(&pci_dev->intr_handle); + rte_intr_unmask(&pci_dev->intr_handle); } else { /* Make sure all updates are written before un-masking */ rte_wmb(); diff --git a/drivers/net/qede/qede_ethdev.c b/drivers/net/qede/qede_ethdev.c index 82363e6..6648139 100644 --- a/drivers/net/qede/qede_ethdev.c +++ b/drivers/net/qede/qede_ethdev.c @@ -248,8 +248,8 @@ qede_interrupt_handler_intx(void *param) if (status & 0x1) { qede_interrupt_action(ECORE_LEADING_HWFN(edev)); - if (rte_intr_enable(eth_dev->intr_handle)) - DP_ERR(edev, "rte_intr_enable failed\n"); + if (rte_intr_unmask(eth_dev->intr_handle)) + DP_ERR(edev, "rte_intr_unmask failed\n"); } } @@ -261,8 +261,8 @@ qede_interrupt_handler(void *param) struct ecore_dev *edev = &qdev->edev; qede_interrupt_action(ECORE_LEADING_HWFN(edev)); - if (rte_intr_enable(eth_dev->intr_handle)) - DP_ERR(edev, "rte_intr_enable failed\n"); + if (rte_intr_unmask(eth_dev->intr_handle)) + DP_ERR(edev, "rte_intr_unmask failed\n"); } static void diff --git a/drivers/net/sfc/sfc_intr.c b/drivers/net/sfc/sfc_intr.c index 1f4969b..08f2057 100644 --- a/drivers/net/sfc/sfc_intr.c +++ b/drivers/net/sfc/sfc_intr.c @@ -79,7 +79,7 @@ sfc_intr_line_handler(void *cb_arg) if (qmask & (1 << sa->mgmt_evq_index)) sfc_intr_handle_mgmt_evq(sa); - if (rte_intr_enable(&pci_dev->intr_handle) != 0) + if (rte_intr_unmask(&pci_dev->intr_handle) != 0) sfc_err(sa, "cannot reenable interrupts"); sfc_log_init(sa, "done"); @@ -123,7 +123,7 @@ sfc_intr_message_handler(void *cb_arg) sfc_intr_handle_mgmt_evq(sa); - if (rte_intr_enable(&pci_dev->intr_handle) != 0) + if (rte_intr_unmask(&pci_dev->intr_handle) != 0) sfc_err(sa, "cannot reenable interrupts"); sfc_log_init(sa, "done"); diff --git a/drivers/net/virtio/virtio_ethdev.c b/drivers/net/virtio/virtio_ethdev.c index 04aecb7..81e4a48 100644 --- a/drivers/net/virtio/virtio_ethdev.c +++ b/drivers/net/virtio/virtio_ethdev.c @@ -1265,6 +1265,20 @@ virtio_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on) } static int +virtio_intr_unmask(struct rte_eth_dev *dev) +{ + struct virtio_hw *hw = dev->data->dev_private; + + if (rte_intr_unmask(dev->intr_handle) < 0) + return -1; + + if (!hw->virtio_user_dev) + hw->use_msix = vtpci_msix_detect(RTE_ETH_DEV_TO_PCI(dev)); + + return 0; +} + +static int virtio_intr_enable(struct rte_eth_dev *dev) { struct virtio_hw *hw = dev->data->dev_private; @@ -1457,7 +1471,7 @@ virtio_interrupt_handler(void *param) isr = vtpci_isr(hw); PMD_DRV_LOG(INFO, "interrupt status = %#x", isr); - if (virtio_intr_enable(dev) < 0) + if (virtio_intr_unmask(dev) < 0) PMD_DRV_LOG(ERR, "interrupt enable failed"); if (isr & VIRTIO_PCI_ISR_CONFIG) { diff --git a/drivers/net/vmxnet3/vmxnet3_ethdev.c b/drivers/net/vmxnet3/vmxnet3_ethdev.c index 2b1e915..641c846 100644 --- a/drivers/net/vmxnet3/vmxnet3_ethdev.c +++ b/drivers/net/vmxnet3/vmxnet3_ethdev.c @@ -1426,7 +1426,7 @@ vmxnet3_interrupt_handler(void *param) vmxnet3_process_events(dev); - if (rte_intr_enable(&pci_dev->intr_handle) < 0) + if (rte_intr_unmask(&pci_dev->intr_handle) < 0) PMD_DRV_LOG(ERR, "interrupt enable failed"); } -- 2.8.4