HID: samsung: Add Samsung wireless action mouse support

Add support for samsung wireless action mouse with input mapping events.

Device a004 (Samsung wireless action mouse).

Signed-off-by: Sandeep C S <sandeep.cs@samsung.com>
Signed-off-by: Junwan Cho <junwan.cho@samsung.com>
Signed-off-by: Jitender Sajwan <jitender.s21@samsung.com>
Signed-off-by: Jiri Kosina <jkosina@suse.com>

diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 8a106fd..06bf718 100644 (file)
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -1148,6 +1148,7 @@
 #define USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD_MOUSE       0x0600
 #define USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD     0x7021
 #define USB_DEVICE_ID_SAMSUNG_WIRELESS_GAMEPAD 0xa000
+#define USB_DEVICE_ID_SAMSUNG_WIRELESS_ACTIONMOUSE     0xa004
 
 #define USB_VENDOR_ID_SEMICO                   0x1a2c
 #define USB_DEVICE_ID_SEMICO_USB_KEYKOARD      0x0023

diff --git a/drivers/hid/hid-samsung.c b/drivers/hid/hid-samsung.c
index 217b30b..0de23a7 100644 (file)
--- a/drivers/hid/hid-samsung.c
+++ b/drivers/hid/hid-samsung.c
@@ -323,6 +323,29 @@ static int samsung_gamepad_input_mapping(struct hid_device *hdev,
        return 1;
 }
 
+static int samsung_actionmouse_input_mapping(struct hid_device *hdev,
+       struct hid_input *hi, struct hid_field *field, struct hid_usage *usage,
+       unsigned long **bit, int *max)
+{
+
+       dbg_hid("samsung wireless actionmouse input mapping event [0x%x], [0x%x], %ld, %ld, [0x%x]\n",
+                       usage->hid, usage->hid & HID_USAGE, hi->input->evbit[0], hi->input->absbit[0],
+                       usage->hid & HID_USAGE_PAGE);
+
+       if (((usage->hid & HID_USAGE_PAGE) != HID_UP_CONSUMER) && ((usage->hid & HID_USAGE_PAGE) != HID_UP_BUTTON))
+               return 0;
+
+       switch (usage->hid & HID_USAGE) {
+       case 0x301:
+               samsung_kbd_mouse_map_key_clear(254);
+               break;
+       default:
+               return 0;
+       }
+
+       return 1;
+}
+
 static __u8 *samsung_report_fixup(struct hid_device *hdev, __u8 *rdesc,
        unsigned int *rsize)
 {
@@ -346,6 +369,9 @@ static int samsung_input_mapping(struct hid_device *hdev, struct hid_input *hi,
        else if (hdev->product == USB_DEVICE_ID_SAMSUNG_WIRELESS_GAMEPAD)
                ret = samsung_gamepad_input_mapping(hdev,
                        hi, field, usage, bit, max);
+       else if (hdev->product == USB_DEVICE_ID_SAMSUNG_WIRELESS_ACTIONMOUSE)
+               ret = samsung_actionmouse_input_mapping(hdev,
+                       hi, field, usage, bit, max);
 
        return ret;
 }
@@ -390,6 +416,7 @@ static const struct hid_device_id samsung_devices[] = {
        { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD_MOUSE) },
        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SAMSUNG_ELECTRONICS, USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD) },
        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SAMSUNG_ELECTRONICS, USB_DEVICE_ID_SAMSUNG_WIRELESS_GAMEPAD) },
+       { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SAMSUNG_ELECTRONICS, USB_DEVICE_ID_SAMSUNG_WIRELESS_ACTIONMOUSE) },
        { }
 };
 MODULE_DEVICE_TABLE(hid, samsung_devices);