From: Chenxu Di Date: Fri, 27 Sep 2019 09:09:45 +0000 (+0000) Subject: net/fm10k: release port upon close X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=8a5741a915a53fd64f5c65ed892b36c66787b8a7;p=dpdk.git net/fm10k: release port upon close 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: Chenxu Di Reviewed-by: Xiaolong Ye Acked-by: Qiming Yang --- diff --git a/doc/guides/rel_notes/release_19_11.rst b/doc/guides/rel_notes/release_19_11.rst index 87c6a657b5..1b3c4171ba 100644 --- a/doc/guides/rel_notes/release_19_11.rst +++ b/doc/guides/rel_notes/release_19_11.rst @@ -66,6 +66,10 @@ 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. + * **Updated the Intel ice driver.** Updated the Intel ice driver with new features and improvements, including: diff --git a/drivers/net/fm10k/fm10k_ethdev.c b/drivers/net/fm10k/fm10k_ethdev.c index 9fbedbfe6f..dc8bc75456 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; }