[PATCH net-next 04/11] net: hns3: Implement shutdown ops in hns3 pci driver
STALE2951d
From: Salil Mehta <hidden>
Date: 2018-09-03 10:24:13
Also in:
lkml
Subsystem:
hisilicon network subsystem 3 driver (hns3), hisilicon network subsystem driver, networking drivers, the rest · Maintainers:
Jian Shen, Jijie Shao, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Yunsheng Lin <redacted> 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 <redacted> Signed-off-by: Peng Li <redacted> Signed-off-by: Salil Mehta <redacted> --- drivers/net/ethernet/hisilicon/hns3/hns3_enet.c | 13 +++++++++++++ 1 file changed, 13 insertions(+)
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
index 955c4ab..75e8ee9 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c@@ -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, };
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2.7.4