[PATCH v2] usb: xHCI: add XHCI_RESET_ON_RESUME quirk for Phytium xHCI host

From: WangYuli
Date: Thu Aug 29 2024 - 05:51:51 EST


The resume operation of Phytium Px210 xHCI host would failed
to restore state. Use the XHCI_RESET_ON_RESUME quirk to skip
it and reset the controller after resume.

Co-developed-by: Chen Baozi <chenbaozi@xxxxxxxxxxxxxx>
Signed-off-by: Chen Baozi <chenbaozi@xxxxxxxxxxxxxx>
Co-developed-by: Wang Zhimin <wangzhimin1179@xxxxxxxxxxxxxx>
Signed-off-by: Wang Zhimin <wangzhimin1179@xxxxxxxxxxxxxx>
Co-developed-by: Chen Zhenhua <chenzhenhua@xxxxxxxxxxxxxx>
Signed-off-by: Chen Zhenhua <chenzhenhua@xxxxxxxxxxxxxx>
Co-developed-by: Wang Yinfeng <wangyinfeng@xxxxxxxxxxxxxx>
Signed-off-by: Wang Yinfeng <wangyinfeng@xxxxxxxxxxxxxx>
Co-developed-by: Jiakun Shuai <shuaijiakun1288@xxxxxxxxxxxxxx>
Signed-off-by: Jiakun Shuai <shuaijiakun1288@xxxxxxxxxxxxxx>
Signed-off-by: WangYuli <wangyuli@xxxxxxxxxxxxx>
---
drivers/usb/host/xhci-pci.c | 7 +++++++
1 file changed, 7 insertions(+)

diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index b5705ed01d83..fabae8420ce9 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -55,6 +55,9 @@
#define PCI_DEVICE_ID_INTEL_ALDER_LAKE_PCH_XHCI 0x51ed
#define PCI_DEVICE_ID_INTEL_ALDER_LAKE_N_PCH_XHCI 0x54ed

+#define PCI_VENDOR_ID_PHYTIUM 0x1db7
+#define PCI_DEVICE_ID_PHYTIUM_XHCI 0xdc27
+
/* Thunderbolt */
#define PCI_DEVICE_ID_INTEL_MAPLE_RIDGE_XHCI 0x1138
#define PCI_DEVICE_ID_INTEL_ALPINE_RIDGE_2C_XHCI 0x15b5
@@ -407,6 +410,10 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
if (pdev->vendor == PCI_VENDOR_ID_VIA)
xhci->quirks |= XHCI_RESET_ON_RESUME;

+ if (pdev->vendor == PCI_VENDOR_ID_PHYTIUM ||
+ pdev->device == PCI_DEVICE_ID_PHYTIUM_XHCI)
+ xhci->quirks |= XHCI_RESET_ON_RESUME;
+
/* See https://bugzilla.kernel.org/show_bug.cgi?id=79511 */
if (pdev->vendor == PCI_VENDOR_ID_VIA &&
pdev->device == 0x3432)
--
2.43.4