diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h index cee79cb388af..35d260a4cf46 100644 --- a/drivers/nvme/host/nvme.h +++ b/drivers/nvme/host/nvme.h @@ -92,6 +92,11 @@ NVME_QUIRK_MEDIUM_PRIO_SQ = (1 << 7), /* + * Do not disable nvme when suspending(s2idle) + */ + NVME_QUIRK_NO_DISABLE = (1 << 8), + + /* * Ignore device provided subnqn. */ NVME_QUIRK_IGNORE_DEV_SUBNQN = (1 << 8), diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index c33bb201b884..13a2d6b2d047 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -31,6 +31,7 @@ #include #include #include +#include #include "trace.h" #include "nvme.h" @@ -2896,8 +2897,11 @@ { struct pci_dev *pdev = to_pci_dev(dev); struct nvme_dev *ndev = pci_get_drvdata(pdev); + struct nvme_ctrl *ctrl = &ndev->ctrl; + + if (!(pm_suspend_via_s2idle() && (ctrl->quirks & NVME_QUIRK_NO_DISABLE))) + nvme_dev_disable(ndev, true); - nvme_dev_disable(ndev, true); return 0; } @@ -3002,6 +3006,8 @@ .driver_data = NVME_QUIRK_LIGHTNVM, }, { PCI_DEVICE(0x1d1d, 0x2601), /* CNEX Granby */ .driver_data = NVME_QUIRK_LIGHTNVM, }, + { PCI_VDEVICE(SK_HYNIX, 0x1527), /* Sk Hynix */ + .driver_data = NVME_QUIRK_NO_DISABLE, }, { PCI_DEVICE_CLASS(PCI_CLASS_STORAGE_EXPRESS, 0xffffff) }, { PCI_DEVICE(PCI_VENDOR_ID_APPLE, 0x2001) }, { PCI_DEVICE(PCI_VENDOR_ID_APPLE, 0x2003) },