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 9F7A6A0613 for ; Fri, 27 Sep 2019 11:53:22 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id D3D991BEB2; Fri, 27 Sep 2019 11:53:09 +0200 (CEST) Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by dpdk.org (Postfix) with ESMTP id 4738E1B079 for ; Fri, 27 Sep 2019 11:52:59 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by orsmga103.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 27 Sep 2019 02:52:58 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.64,555,1559545200"; d="scan'208";a="219722079" Received: from intel.sh.intel.com ([10.239.255.149]) by fmsmga002.fm.intel.com with ESMTP; 27 Sep 2019 02:52:57 -0700 From: Di ChenxuX To: dev@dpdk.org Cc: qiming.yang@intel.com, Di ChenxuX Date: Fri, 27 Sep 2019 09:09:45 +0000 Message-Id: <20190927090948.32909-3-chenxux.di@intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190927090948.32909-1-chenxux.di@intel.com> References: <20190827050142.16010-1-chenxux.di@intel.com> <20190927090948.32909-1-chenxux.di@intel.com> Subject: [dpdk-dev] [PATCH v7 2/5] net/fm10k: release port upon close 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" Set RTE_ETH_DEV_CLOSE_REMOVE upon probe so all the private resources for the port can be freed by rte_eth_dev_close(). Signed-off-by: Di ChenxuX --- doc/guides/rel_notes/release_19_11.rst | 4 + drivers/net/fm10k/fm10k_ethdev.c | 100 +++++++++++++------------ 2 files changed, 56 insertions(+), 48 deletions(-) diff --git a/doc/guides/rel_notes/release_19_11.rst b/doc/guides/rel_notes/release_19_11.rst index 37cd5fe16..54a4f1001 100644 --- a/doc/guides/rel_notes/release_19_11.rst +++ b/doc/guides/rel_notes/release_19_11.rst @@ -68,6 +68,10 @@ New Features Added support for the ``RTE_ETH_DEV_CLOSE_REMOVE`` flag. +* **Updated the Intel fm10k driver.** + + Added support for the ``RTE_ETH_DEV_CLOSE_REMOVE`` flag. + Removed Items ------------- diff --git a/drivers/net/fm10k/fm10k_ethdev.c b/drivers/net/fm10k/fm10k_ethdev.c index 9fbedbfe6..dc8bc7545 100644 --- a/drivers/net/fm10k/fm10k_ethdev.c +++ b/drivers/net/fm10k/fm10k_ethdev.c @@ -1210,28 +1210,6 @@ fm10k_dev_queue_release(struct rte_eth_dev *dev) } } -static void -fm10k_dev_close(struct rte_eth_dev *dev) -{ - struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private); - - PMD_INIT_FUNC_TRACE(); - - fm10k_mbx_lock(hw); - hw->mac.ops.update_lport_state(hw, hw->mac.dglort_map, - MAX_LPORT_NUM, false); - fm10k_mbx_unlock(hw); - - /* allow 100ms for device to quiesce */ - rte_delay_us(FM10K_SWITCH_QUIESCE_US); - - /* Stop mailbox service first */ - fm10k_close_mbx_service(hw); - fm10k_dev_stop(dev); - fm10k_dev_queue_release(dev); - fm10k_stop_hw(hw); -} - static int fm10k_link_update(struct rte_eth_dev *dev, __rte_unused int wait_to_complete) @@ -2819,6 +2797,53 @@ fm10k_close_mbx_service(struct fm10k_hw *hw) hw->mbx.ops.disconnect(hw, &hw->mbx); } +static void +fm10k_dev_close(struct rte_eth_dev *dev) +{ + struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct rte_pci_device *pdev = RTE_ETH_DEV_TO_PCI(dev); + struct rte_intr_handle *intr_handle = &pdev->intr_handle; + + PMD_INIT_FUNC_TRACE(); + + fm10k_mbx_lock(hw); + hw->mac.ops.update_lport_state(hw, hw->mac.dglort_map, + MAX_LPORT_NUM, false); + fm10k_mbx_unlock(hw); + + /* allow 100ms for device to quiesce */ + rte_delay_us(FM10K_SWITCH_QUIESCE_US); + + /* Stop mailbox service first */ + fm10k_close_mbx_service(hw); + fm10k_dev_stop(dev); + fm10k_dev_queue_release(dev); + fm10k_stop_hw(hw); + + dev->dev_ops = NULL; + dev->rx_pkt_burst = NULL; + dev->tx_pkt_burst = NULL; + + /* disable uio/vfio intr */ + rte_intr_disable(intr_handle); + + /*PF/VF has different interrupt handling mechanism */ + if (hw->mac.type == fm10k_mac_pf) { + /* disable interrupt */ + fm10k_dev_disable_intr_pf(dev); + + /* unregister callback func to eal lib */ + rte_intr_callback_unregister(intr_handle, + fm10k_dev_interrupt_handler_pf, (void *)dev); + } else { + /* disable interrupt */ + fm10k_dev_disable_intr_vf(dev); + + rte_intr_callback_unregister(intr_handle, + fm10k_dev_interrupt_handler_vf, (void *)dev); + } +} + static const struct eth_dev_ops fm10k_eth_dev_ops = { .dev_configure = fm10k_dev_configure, .dev_start = fm10k_dev_start, @@ -3123,6 +3148,11 @@ eth_fm10k_dev_init(struct rte_eth_dev *dev) &dev->data->mac_addrs[0]); } + /* Pass the information to the rte_eth_dev_close() that it should also + * release the private port resources. + */ + dev->data->dev_flags |= RTE_ETH_DEV_CLOSE_REMOVE; + /* Reset the hw statistics */ diag = fm10k_stats_reset(dev); if (diag != 0) { @@ -3229,9 +3259,6 @@ eth_fm10k_dev_init(struct rte_eth_dev *dev) static int eth_fm10k_dev_uninit(struct rte_eth_dev *dev) { - struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct rte_pci_device *pdev = RTE_ETH_DEV_TO_PCI(dev); - struct rte_intr_handle *intr_handle = &pdev->intr_handle; PMD_INIT_FUNC_TRACE(); /* only uninitialize in the primary process */ @@ -3241,29 +3268,6 @@ eth_fm10k_dev_uninit(struct rte_eth_dev *dev) /* safe to close dev here */ fm10k_dev_close(dev); - dev->dev_ops = NULL; - dev->rx_pkt_burst = NULL; - dev->tx_pkt_burst = NULL; - - /* disable uio/vfio intr */ - rte_intr_disable(intr_handle); - - /*PF/VF has different interrupt handling mechanism */ - if (hw->mac.type == fm10k_mac_pf) { - /* disable interrupt */ - fm10k_dev_disable_intr_pf(dev); - - /* unregister callback func to eal lib */ - rte_intr_callback_unregister(intr_handle, - fm10k_dev_interrupt_handler_pf, (void *)dev); - } else { - /* disable interrupt */ - fm10k_dev_disable_intr_vf(dev); - - rte_intr_callback_unregister(intr_handle, - fm10k_dev_interrupt_handler_vf, (void *)dev); - } - return 0; } -- 2.17.1