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path: root/drivers/usb/input
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Diffstat (limited to 'drivers/usb/input')
-rw-r--r--drivers/usb/input/hid-core.c7
-rw-r--r--drivers/usb/input/hid-input.c4
-rw-r--r--drivers/usb/input/hid.h1
3 files changed, 11 insertions, 1 deletions
diff --git a/drivers/usb/input/hid-core.c b/drivers/usb/input/hid-core.c
index 6daf85c6eee..6095d9cedb7 100644
--- a/drivers/usb/input/hid-core.c
+++ b/drivers/usb/input/hid-core.c
@@ -1643,6 +1643,9 @@ void hid_init_reports(struct hid_device *hid)
#define USB_VENDOR_ID_AIRCABLE 0x16CA
#define USB_DEVICE_ID_AIRCABLE1 0x1502
+#define USB_VENDOR_ID_LOGITECH 0x046d
+#define USB_DEVICE_ID_LOGITECH_USB_RECEIVER 0xc101
+
/*
* Alphabetically sorted blacklist by quirk type.
*/
@@ -1811,7 +1814,9 @@ static const struct hid_blacklist {
{ USB_VENDOR_ID_PANJIT, 0x0004, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_TURBOX_KEYBOARD, HID_QUIRK_NOGET },
-
+
+ { USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_USB_RECEIVER, HID_QUIRK_BAD_RELATIVE_KEYS },
+
{ 0, 0 }
};
diff --git a/drivers/usb/input/hid-input.c b/drivers/usb/input/hid-input.c
index 9a808a3b4d3..c8ce65c70a4 100644
--- a/drivers/usb/input/hid-input.c
+++ b/drivers/usb/input/hid-input.c
@@ -564,6 +564,10 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
|| ((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && (usage->hid == 0x00090007)))
goto ignore;
+ if ((device->quirks & HID_QUIRK_BAD_RELATIVE_KEYS) &&
+ usage->type == EV_KEY && (field->flags & HID_MAIN_ITEM_RELATIVE))
+ field->flags &= ~HID_MAIN_ITEM_RELATIVE;
+
set_bit(usage->type, input->evbit);
while (usage->code <= max && test_and_set_bit(usage->code, bit))
diff --git a/drivers/usb/input/hid.h b/drivers/usb/input/hid.h
index 9b50effef75..8aa9ec08e8a 100644
--- a/drivers/usb/input/hid.h
+++ b/drivers/usb/input/hid.h
@@ -260,6 +260,7 @@ struct hid_item {
#define HID_QUIRK_POWERBOOK_HAS_FN 0x00001000
#define HID_QUIRK_POWERBOOK_FN_ON 0x00002000
#define HID_QUIRK_INVERT_HWHEEL 0x00004000
+#define HID_QUIRK_BAD_RELATIVE_KEYS 0x00008000
/*
* This is the global environment of the parser. This information is