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author | Rajesh Borundia <rajesh.borundia@qlogic.com> | 2013-06-22 04:12:06 -0400 |
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committer | David S. Miller <davem@davemloft.net> | 2013-06-23 18:29:59 -0700 |
commit | 486a5bc77a4a83d29b72b17fde229e45a2428194 (patch) | |
tree | e722558c9c9f650cb0df41ccf884396aadff6a7b /drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.c | |
parent | 8af3f33db05c6d0146ad14905145a5c923770856 (diff) | |
download | linux-stable-486a5bc77a4a83d29b72b17fde229e45a2428194.tar.gz linux-stable-486a5bc77a4a83d29b72b17fde229e45a2428194.tar.bz2 linux-stable-486a5bc77a4a83d29b72b17fde229e45a2428194.zip |
qlcnic: Add support for 83xx suspend and resume.
o Implement shutdown and resume handlers for 83xx.
o Refactor 82xx shutdown and resume handlers.
Signed-off-by: Rajesh Borundia <rajesh.borundia@qlogic.com>
Signed-off-by: Jitendra Kalsaria <jitendra.kalsaria@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.c')
-rw-r--r-- | drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.c index 9fcbfd449ac5..5b5d2edf125d 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.c @@ -1577,3 +1577,54 @@ void qlcnic_82xx_api_unlock(struct qlcnic_adapter *adapter) { qlcnic_pcie_sem_unlock(adapter, 5); } + +int qlcnic_82xx_shutdown(struct pci_dev *pdev) +{ + struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); + struct net_device *netdev = adapter->netdev; + int retval; + + netif_device_detach(netdev); + + qlcnic_cancel_idc_work(adapter); + + if (netif_running(netdev)) + qlcnic_down(adapter, netdev); + + qlcnic_clr_all_drv_state(adapter, 0); + + clear_bit(__QLCNIC_RESETTING, &adapter->state); + + retval = pci_save_state(pdev); + if (retval) + return retval; + + if (qlcnic_wol_supported(adapter)) { + pci_enable_wake(pdev, PCI_D3cold, 1); + pci_enable_wake(pdev, PCI_D3hot, 1); + } + + return 0; +} + +int qlcnic_82xx_resume(struct qlcnic_adapter *adapter) +{ + struct net_device *netdev = adapter->netdev; + int err; + + err = qlcnic_start_firmware(adapter); + if (err) { + dev_err(&adapter->pdev->dev, "failed to start firmware\n"); + return err; + } + + if (netif_running(netdev)) { + err = qlcnic_up(adapter, netdev); + if (!err) + qlcnic_restore_indev_addr(netdev, NETDEV_UP); + } + + netif_device_attach(netdev); + qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY); + return err; +} |