Commit d8bfe509 authored by Evan Green's avatar Evan Green Committed by Greg Kroah-Hartman
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xhci: Enable runtime PM on second Alderlake controller 



Alderlake has two XHCI controllers with PCI IDs 0x461e and 0x51ed. We
had previously added the quirk to default enable runtime PM for 0x461e,
now add it for 0x51ed as well.

Signed-off-by: default avatarEvan Green <evgreen@chromium.org>
Cc: stable <stable@kernel.org>
Link: https://lore.kernel.org/r/20220408114225.1.Ibcff6b86ed4eacfe4c4bc89c90e18416f3900a3e@changeid


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 4e64cd77

drivers/usb/host/xhci-pci.c

+3 −1
Original line number Diff line number Diff line
@@ -59,6 +59,7 @@ 
#define PCI_DEVICE_ID_INTEL_TIGER_LAKE_XHCI		0x9a13

#define PCI_DEVICE_ID_INTEL_MAPLE_RIDGE_XHCI		0x1138

#define PCI_DEVICE_ID_INTEL_ALDER_LAKE_XHCI		0x461e

#define PCI_DEVICE_ID_INTEL_ALDER_LAKE_PCH_XHCI	0x51ed



#define PCI_DEVICE_ID_AMD_RENOIR_XHCI			0x1639

#define PCI_DEVICE_ID_AMD_PROMONTORYA_4			0x43b9
@@ -266,7 +267,8 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) 
	     pdev->device == PCI_DEVICE_ID_INTEL_ICE_LAKE_XHCI ||

	     pdev->device == PCI_DEVICE_ID_INTEL_TIGER_LAKE_XHCI ||

	     pdev->device == PCI_DEVICE_ID_INTEL_MAPLE_RIDGE_XHCI ||

	     pdev->device == PCI_DEVICE_ID_INTEL_ALDER_LAKE_XHCI))

	     pdev->device == PCI_DEVICE_ID_INTEL_ALDER_LAKE_XHCI ||

	     pdev->device == PCI_DEVICE_ID_INTEL_ALDER_LAKE_PCH_XHCI))

		xhci->quirks |= XHCI_DEFAULT_PM_RUNTIME_ALLOW;



	if (pdev->vendor == PCI_VENDOR_ID_ETRON &&