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net: hns3: Implement shutdown ops in hns3 pci driver

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This patch implements shutdown ops in hns3 pci driver, which
unloads the hns3 driver and set the power state to D3hot.

Signed-off-by: Yunsheng Lin <linyunsheng@huawei.com>
Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Yunsheng Lin 2018-09-03 11:21:49 +01:00 committed by David S. Miller
parent 54e97d117b
commit ce2c1d2ea6
1 changed files with 13 additions and 0 deletions
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13
drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
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@ -1662,11 +1662,24 @@ static int hns3_pci_sriov_configure(struct pci_dev *pdev, int num_vfs)
return 0;
}
static void hns3_shutdown(struct pci_dev *pdev)
{
struct hnae3_ae_dev *ae_dev = pci_get_drvdata(pdev);
hnae3_unregister_ae_dev(ae_dev);
devm_kfree(&pdev->dev, ae_dev);
pci_set_drvdata(pdev, NULL);
if (system_state == SYSTEM_POWER_OFF)
pci_set_power_state(pdev, PCI_D3hot);
}
static struct pci_driver hns3_driver = {
.name = hns3_driver_name,
.id_table = hns3_pci_tbl,
.probe = hns3_probe,
.remove = hns3_remove,
.shutdown = hns3_shutdown,
.sriov_configure = hns3_pci_sriov_configure,
};