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xhci: Add reset resume quirk for AMD xhci controller. 

commit 3c128781d8da463761495aaf8898c9ecb4e71528 upstream.

One of AMD xhci controller require reset on resume.
Occasionally AMD xhci controller does not respond to
Stop endpoint command.
Once the issue happens controller goes into bad state
and in that case controller needs to be reset.

Cc: <stable@vger.kernel.org>
Signed-off-by: Sandeep Singh <sandeep.singh@amd.com>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Link: https://lore.kernel.org/r/20210512080816.866037-6-mathias.nyman@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Sandeep Singh 2021-05-12 11:08:16 +03:00 committed by Greg Kroah-Hartman
parent de72d8769b
commit 2496ead8b1
1 changed files with 3 additions and 1 deletions
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4
drivers/usb/host/xhci-pci.c
View File

@ -153,8 +153,10 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
(pdev->device == 0x15e0 || pdev->device == 0x15e1))
xhci->quirks |= XHCI_SNPS_BROKEN_SUSPEND;
if (pdev->vendor == PCI_VENDOR_ID_AMD && pdev->device == 0x15e5)
if (pdev->vendor == PCI_VENDOR_ID_AMD && pdev->device == 0x15e5) {
xhci->quirks |= XHCI_DISABLE_SPARSE;
xhci->quirks |= XHCI_RESET_ON_RESUME;
}
if (pdev->vendor == PCI_VENDOR_ID_AMD)
xhci->quirks |= XHCI_TRUST_TX_LENGTH;