Thread (5 messages) 5 messages, 1 author, 2020-02-10

[PATCH 4/4] xhci: apply XHCI_PME_STUCK_QUIRK to Intel Comet Lake platforms

From: Mathias Nyman <hidden>
Date: 2020-02-10 13:43:49
Also in: stable
Subsystem: the rest, usb subsystem, usb xhci driver · Maintainers: Linus Torvalds, Greg Kroah-Hartman, Mathias Nyman

Intel Comet Lake based platform require the XHCI_PME_STUCK_QUIRK
quirk as well. Without this xHC can not enter D3 in runtime suspend.

Cc: stable@vger.kernel.org
Signed-off-by: Mathias Nyman <redacted>
---
 drivers/usb/host/xhci-pci.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index da7c2db41671..5e9b537df631 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -49,6 +49,7 @@
 #define PCI_DEVICE_ID_INTEL_TITAN_RIDGE_4C_XHCI		0x15ec
 #define PCI_DEVICE_ID_INTEL_TITAN_RIDGE_DD_XHCI		0x15f0
 #define PCI_DEVICE_ID_INTEL_ICE_LAKE_XHCI		0x8a13
+#define PCI_DEVICE_ID_INTEL_CML_XHCI			0xa3af
 
 #define PCI_DEVICE_ID_AMD_PROMONTORYA_4			0x43b9
 #define PCI_DEVICE_ID_AMD_PROMONTORYA_3			0x43ba
@@ -187,7 +188,8 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
 		 pdev->device == PCI_DEVICE_ID_INTEL_BROXTON_M_XHCI ||
 		 pdev->device == PCI_DEVICE_ID_INTEL_BROXTON_B_XHCI ||
 		 pdev->device == PCI_DEVICE_ID_INTEL_APL_XHCI ||
-		 pdev->device == PCI_DEVICE_ID_INTEL_DNV_XHCI)) {
+		 pdev->device == PCI_DEVICE_ID_INTEL_DNV_XHCI ||
+		 pdev->device == PCI_DEVICE_ID_INTEL_CML_XHCI)) {
 		xhci->quirks |= XHCI_PME_STUCK_QUIRK;
 	}
 	if (pdev->vendor == PCI_VENDOR_ID_INTEL &&
-- 
2.17.1
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