USB: EHCI: avoid BIOS handover on the HASEE E200

[firefly-linux-kernel-4.4.55.git] / drivers / usb / host / pci-quirks.c

diff --git a/drivers/usb/host/pci-quirks.c b/drivers/usb/host/pci-quirks.c
index 4a6d3dd68572b82127b40794aa86b9fa4243e6f7..2f3acebb577ae749aa6c8c23b0e592076b296e6c 100644 (file)
--- a/drivers/usb/host/pci-quirks.c
+++ b/drivers/usb/host/pci-quirks.c
@@ -656,6 +656,14 @@ static const struct dmi_system_id ehci_dmi_nohandoff_table[] = {
                        DMI_MATCH(DMI_BIOS_VERSION, "Lucid-"),
                },
        },
+       {
+               /* HASEE E200 */
+               .matches = {
+                       DMI_MATCH(DMI_BOARD_VENDOR, "HASEE"),
+                       DMI_MATCH(DMI_BOARD_NAME, "E210"),
+                       DMI_MATCH(DMI_BIOS_VERSION, "6.00"),
+               },
+       },
        { }
 };
 
@@ -665,9 +673,14 @@ static void ehci_bios_handoff(struct pci_dev *pdev,
 {
        int try_handoff = 1, tried_handoff = 0;
 
-       /* The Pegatron Lucid tablet sporadically waits for 98 seconds trying
-        * the handoff on its unused controller.  Skip it. */
-       if (pdev->vendor == 0x8086 && pdev->device == 0x283a) {
+       /*
+        * The Pegatron Lucid tablet sporadically waits for 98 seconds trying
+        * the handoff on its unused controller.  Skip it.
+        *
+        * The HASEE E200 hangs when the semaphore is set (bugzilla #77021).
+        */
+       if (pdev->vendor == 0x8086 && (pdev->device == 0x283a ||
+                       pdev->device == 0x27cc)) {
                if (dmi_check_system(ehci_dmi_nohandoff_table))
                        try_handoff = 0;
        }