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authorHans de Goede <hdegoede@redhat.com>2016-06-01 21:01:29 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-06-01 14:57:11 -0700
commitd95815ba6a0f287213118c136e64d8c56daeaeab (patch)
treea8b60b1f8d546276f42aa68e9b9f7aae8b3e1c4a
parent85e3990bea49a50cb389015fea564b58899ab7c1 (diff)
downloadop-kernel-dev-d95815ba6a0f287213118c136e64d8c56daeaeab.zip
op-kernel-dev-d95815ba6a0f287213118c136e64d8c56daeaeab.tar.gz
USB: xhci: Add broken streams quirk for Frescologic device id 1009
I got one of these cards for testing uas with, it seems that with streams it dma-s all over the place, corrupting memory. On my first tests it managed to dma over the BIOS of the motherboard somehow and completely bricked it. Tests on another motherboard show that it does work with streams disabled. Cc: stable@vger.kernel.org Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/usb/host/xhci-pci.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index 48672fa..c10972f 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -37,6 +37,7 @@
/* Device for a quirk */
#define PCI_VENDOR_ID_FRESCO_LOGIC 0x1b73
#define PCI_DEVICE_ID_FRESCO_LOGIC_PDK 0x1000
+#define PCI_DEVICE_ID_FRESCO_LOGIC_FL1009 0x1009
#define PCI_DEVICE_ID_FRESCO_LOGIC_FL1400 0x1400
#define PCI_VENDOR_ID_ETRON 0x1b6f
@@ -114,6 +115,10 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
xhci->quirks |= XHCI_TRUST_TX_LENGTH;
}
+ if (pdev->vendor == PCI_VENDOR_ID_FRESCO_LOGIC &&
+ pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_FL1009)
+ xhci->quirks |= XHCI_BROKEN_STREAMS;
+
if (pdev->vendor == PCI_VENDOR_ID_NEC)
xhci->quirks |= XHCI_NEC_HOST;
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