Unverified Commit ddc0d0ec authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
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!564 usb: disable soft retry for EJ188 controller 

Merge Pull Request from: @Hongchen_Zhang 
 
EJ188 has the similar problems like the AMD xhci controller AMD_PROMONTORYA_4 and AMD_PROMONTORYA_2,
so disable soft retry for it using XHCI_NO_SOFT_RETRY quirk. 
 
Link:https://gitee.com/openeuler/kernel/pulls/564

 

Reviewed-by: default avatarsanglipeng <sanglipeng1@jd.com>
Reviewed-by: default avatarJialin Zhang <zhangjialin11@huawei.com>
Reviewed-by: default avatarGuo Dongtai <guodongtai@kylinos.cn>
Signed-off-by: default avatarJialin Zhang <zhangjialin11@huawei.com>
parents 316ca9c3 9fa31ae8

drivers/usb/host/xhci-pci.c

+6 −0
Original line number Diff line number Diff line
@@ -35,6 +35,7 @@ 


#define PCI_VENDOR_ID_ETRON		0x1b6f

#define PCI_DEVICE_ID_EJ168		0x7023

#define PCI_DEVICE_ID_EJ188		0x7052



#define PCI_DEVICE_ID_INTEL_LYNXPOINT_XHCI	0x8c31

#define PCI_DEVICE_ID_INTEL_LYNXPOINT_LP_XHCI	0x9c31
@@ -278,6 +279,11 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) 
		xhci->quirks |= XHCI_TRUST_TX_LENGTH;

		xhci->quirks |= XHCI_BROKEN_STREAMS;

	}



	if (pdev->vendor == PCI_VENDOR_ID_ETRON &&

			pdev->device == PCI_DEVICE_ID_EJ188)

		xhci->quirks |= XHCI_NO_SOFT_RETRY;



	if (pdev->vendor == PCI_VENDOR_ID_RENESAS &&

	    pdev->device == 0x0014) {

		xhci->quirks |= XHCI_TRUST_TX_LENGTH;