diff options
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/ethernet/intel/fm10k/fm10k_pci.c | 36 | ||||
| -rw-r--r-- | drivers/net/wireless/marvell/mwifiex/pcie.c | 71 |
2 files changed, 55 insertions, 52 deletions
diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_pci.c b/drivers/net/ethernet/intel/fm10k/fm10k_pci.c index 3e26d27ad213..63784576ae8b 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_pci.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_pci.c @@ -2348,30 +2348,19 @@ static void fm10k_io_resume(struct pci_dev *pdev) netif_device_attach(netdev); } -/** - * fm10k_io_reset_notify - called when PCI function is reset - * @pdev: Pointer to PCI device - * - * This callback is called when the PCI function is reset such as from - * /sys/class/net/<enpX>/device/reset or similar. When prepare is true, it - * means we should prepare for a function reset. If prepare is false, it means - * the function reset just occurred. - */ -static void fm10k_io_reset_notify(struct pci_dev *pdev, bool prepare) +static void fm10k_io_reset_prepare(struct pci_dev *pdev) { - struct fm10k_intfc *interface = pci_get_drvdata(pdev); - int err = 0; - - if (prepare) { - /* warn incase we have any active VF devices */ - if (pci_num_vf(pdev)) - dev_warn(&pdev->dev, - "PCIe FLR may cause issues for any active VF devices\n"); + /* warn incase we have any active VF devices */ + if (pci_num_vf(pdev)) + dev_warn(&pdev->dev, + "PCIe FLR may cause issues for any active VF devices\n"); + fm10k_prepare_suspend(pci_get_drvdata(pdev)); +} - fm10k_prepare_suspend(interface); - } else { - err = fm10k_handle_resume(interface); - } +static void fm10k_io_reset_done(struct pci_dev *pdev) +{ + struct fm10k_intfc *interface = pci_get_drvdata(pdev); + int err = fm10k_handle_resume(interface); if (err) { dev_warn(&pdev->dev, @@ -2384,7 +2373,8 @@ static const struct pci_error_handlers fm10k_err_handler = { .error_detected = fm10k_io_error_detected, .slot_reset = fm10k_io_slot_reset, .resume = fm10k_io_resume, - .reset_notify = fm10k_io_reset_notify, + .reset_prepare = fm10k_io_reset_prepare, + .reset_done = fm10k_io_reset_done, }; static struct pci_driver fm10k_driver = { diff --git a/drivers/net/wireless/marvell/mwifiex/pcie.c b/drivers/net/wireless/marvell/mwifiex/pcie.c index b53ecf1eddda..21f2201405d1 100644 --- a/drivers/net/wireless/marvell/mwifiex/pcie.c +++ b/drivers/net/wireless/marvell/mwifiex/pcie.c @@ -346,11 +346,13 @@ static const struct pci_device_id mwifiex_ids[] = { MODULE_DEVICE_TABLE(pci, mwifiex_ids); -static void mwifiex_pcie_reset_notify(struct pci_dev *pdev, bool prepare) +/* + * Cleanup all software without cleaning anything related to PCIe and HW. + */ +static void mwifiex_pcie_reset_prepare(struct pci_dev *pdev) { struct pcie_service_card *card = pci_get_drvdata(pdev); struct mwifiex_adapter *adapter = card->adapter; - int ret; if (!adapter) { dev_err(&pdev->dev, "%s: adapter structure is not valid\n", @@ -359,35 +361,46 @@ static void mwifiex_pcie_reset_notify(struct pci_dev *pdev, bool prepare) } mwifiex_dbg(adapter, INFO, - "%s: vendor=0x%4.04x device=0x%4.04x rev=%d %s\n", - __func__, pdev->vendor, pdev->device, - pdev->revision, - prepare ? "Pre-FLR" : "Post-FLR"); - - if (prepare) { - /* Kernel would be performing FLR after this notification. - * Cleanup all software without cleaning anything related to - * PCIe and HW. - */ - mwifiex_shutdown_sw(adapter); - clear_bit(MWIFIEX_IFACE_WORK_DEVICE_DUMP, &card->work_flags); - clear_bit(MWIFIEX_IFACE_WORK_CARD_RESET, &card->work_flags); - } else { - /* Kernel stores and restores PCIe function context before and - * after performing FLR respectively. Reconfigure the software - * and firmware including firmware redownload - */ - ret = mwifiex_reinit_sw(adapter); - if (ret) { - dev_err(&pdev->dev, "reinit failed: %d\n", ret); - return; - } - } + "%s: vendor=0x%4.04x device=0x%4.04x rev=%d Pre-FLR\n", + __func__, pdev->vendor, pdev->device, pdev->revision); + + mwifiex_shutdown_sw(adapter); + clear_bit(MWIFIEX_IFACE_WORK_DEVICE_DUMP, &card->work_flags); + clear_bit(MWIFIEX_IFACE_WORK_CARD_RESET, &card->work_flags); mwifiex_dbg(adapter, INFO, "%s, successful\n", __func__); } -static const struct pci_error_handlers mwifiex_pcie_err_handler[] = { - { .reset_notify = mwifiex_pcie_reset_notify, }, +/* + * Kernel stores and restores PCIe function context before and after performing + * FLR respectively. Reconfigure the software and firmware including firmware + * redownload. + */ +static void mwifiex_pcie_reset_done(struct pci_dev *pdev) +{ + struct pcie_service_card *card = pci_get_drvdata(pdev); + struct mwifiex_adapter *adapter = card->adapter; + int ret; + + if (!adapter) { + dev_err(&pdev->dev, "%s: adapter structure is not valid\n", + __func__); + return; + } + + mwifiex_dbg(adapter, INFO, + "%s: vendor=0x%4.04x device=0x%4.04x rev=%d Post-FLR\n", + __func__, pdev->vendor, pdev->device, pdev->revision); + + ret = mwifiex_reinit_sw(adapter); + if (ret) + dev_err(&pdev->dev, "reinit failed: %d\n", ret); + else + mwifiex_dbg(adapter, INFO, "%s, successful\n", __func__); +} + +static const struct pci_error_handlers mwifiex_pcie_err_handler = { + .reset_prepare = mwifiex_pcie_reset_prepare, + .reset_done = mwifiex_pcie_reset_done, }; #ifdef CONFIG_PM_SLEEP @@ -408,7 +421,7 @@ static struct pci_driver __refdata mwifiex_pcie = { }, #endif .shutdown = mwifiex_pcie_shutdown, - .err_handler = mwifiex_pcie_err_handler, + .err_handler = &mwifiex_pcie_err_handler, }; /* |