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Diffstat (limited to 'drivers/hid/hid-microsoft.c')
-rw-r--r--drivers/hid/hid-microsoft.c28
1 files changed, 23 insertions, 5 deletions
diff --git a/drivers/hid/hid-microsoft.c b/drivers/hid/hid-microsoft.c
index 0f6fc54dc19..e5c699b6c6f 100644
--- a/drivers/hid/hid-microsoft.c
+++ b/drivers/hid/hid-microsoft.c
@@ -23,11 +23,12 @@
#include "hid-ids.h"
-#define MS_HIDINPUT 0x01
-#define MS_ERGONOMY 0x02
-#define MS_PRESENTER 0x04
-#define MS_RDESC 0x08
-#define MS_NOGET 0x10
+#define MS_HIDINPUT 0x01
+#define MS_ERGONOMY 0x02
+#define MS_PRESENTER 0x04
+#define MS_RDESC 0x08
+#define MS_NOGET 0x10
+#define MS_DUPLICATE_USAGES 0x20
/*
* Microsoft Wireless Desktop Receiver (Model 1028) has
@@ -109,6 +110,18 @@ static int ms_input_mapping(struct hid_device *hdev, struct hid_input *hi,
return 0;
}
+static int ms_input_mapped(struct hid_device *hdev, struct hid_input *hi,
+ struct hid_field *field, struct hid_usage *usage,
+ unsigned long **bit, int *max)
+{
+ unsigned long quirks = (unsigned long)hid_get_drvdata(hdev);
+
+ if (quirks & MS_DUPLICATE_USAGES)
+ clear_bit(usage->code, *bit);
+
+ return 0;
+}
+
static int ms_event(struct hid_device *hdev, struct hid_field *field,
struct hid_usage *usage, __s32 value)
{
@@ -179,8 +192,12 @@ static const struct hid_device_id ms_devices[] = {
.driver_data = MS_ERGONOMY | MS_RDESC },
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_USB),
.driver_data = MS_PRESENTER },
+ { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3K),
+ .driver_data = MS_ERGONOMY },
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0),
.driver_data = MS_NOGET },
+ { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500),
+ .driver_data = MS_DUPLICATE_USAGES },
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_BT),
.driver_data = MS_PRESENTER },
@@ -193,6 +210,7 @@ static struct hid_driver ms_driver = {
.id_table = ms_devices,
.report_fixup = ms_report_fixup,
.input_mapping = ms_input_mapping,
+ .input_mapped = ms_input_mapped,
.event = ms_event,
.probe = ms_probe,
};