HID: Add support MacbookAir 4,1 keyboard

Added USB device IDs and keyboard map for MacBookAir 4,1 keyboard.

Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

3 files changed, 37 insertions, 0 deletions

diff --git a/drivers/hid/hid-apple.c b/drivers/hid/hid-apple.c
index 8bfd87b59c4..b33bab9b72a 100644
--- a/drivers/hid/hid-apple.c
+++ b/drivers/hid/hid-apple.c
@@ -82,6 +82,28 @@ static const struct apple_key_translation macbookair_fn_keys[] = {
         { }
 };
 
+static const struct apple_key_translation macbookair4_fn_keys[] = {
+        { KEY_BACKSPACE, KEY_DELETE },
+        { KEY_ENTER,    KEY_INSERT },
+        { KEY_F1,       KEY_BRIGHTNESSDOWN, APPLE_FLAG_FKEY },
+        { KEY_F2,       KEY_BRIGHTNESSUP,   APPLE_FLAG_FKEY },
+        { KEY_F3,       KEY_SCALE,          APPLE_FLAG_FKEY },
+        { KEY_F4,       KEY_DASHBOARD,      APPLE_FLAG_FKEY },
+        { KEY_F5,       KEY_KBDILLUMDOWN,   APPLE_FLAG_FKEY },
+        { KEY_F6,       KEY_KBDILLUMUP,     APPLE_FLAG_FKEY },
+        { KEY_F7,       KEY_PREVIOUSSONG,   APPLE_FLAG_FKEY },
+        { KEY_F8,       KEY_PLAYPAUSE,      APPLE_FLAG_FKEY },
+        { KEY_F9,       KEY_NEXTSONG,       APPLE_FLAG_FKEY },
+        { KEY_F10,      KEY_MUTE,           APPLE_FLAG_FKEY },
+        { KEY_F11,      KEY_VOLUMEDOWN,     APPLE_FLAG_FKEY },
+        { KEY_F12,      KEY_VOLUMEUP,       APPLE_FLAG_FKEY },
+        { KEY_UP,       KEY_PAGEUP },
+        { KEY_DOWN,     KEY_PAGEDOWN },
+        { KEY_LEFT,     KEY_HOME },
+        { KEY_RIGHT,    KEY_END },
+        { }
+};
+
 static const struct apple_key_translation apple_fn_keys[] = {
         { KEY_BACKSPACE, KEY_DELETE },
         { KEY_ENTER,    KEY_INSERT },
@@ -186,6 +208,9 @@ static int hidinput_apple_event(struct hid_device *hid, struct input_dev *input,
                 else if (hid->product >= USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI &&
                                 hid->product <= USB_DEVICE_ID_APPLE_WELLSPRING6_JIS)
                         table = macbookair_fn_keys;
+                else if (hid->product >= USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI &&
+                                hid->product <= USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS)
+                        table = macbookair4_fn_keys;
                 else if (hid->product < 0x21d || hid->product >= 0x300)
                         table = powerbook_fn_keys;
                 else
@@ -496,6 +521,12 @@ static const struct hid_device_id apple_devices[] = {
                 .driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS),
                 .driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
+        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI),
+                .driver_data = APPLE_HAS_FN },
+        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO),
+                .driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
+        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS),
+                .driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI),
                 .driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO),
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index d98332b1100..5b4b76e6c90 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1359,6 +1359,9 @@ static const struct hid_device_id hid_have_special_driver[] = {
         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
+        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
+        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
+        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI) },
         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO) },
         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS) },
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 3c83f8d9243..aa741935060 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -109,6 +109,9 @@
 #define USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI    0x0245
 #define USB_DEVICE_ID_APPLE_WELLSPRING5_ISO     0x0246
 #define USB_DEVICE_ID_APPLE_WELLSPRING5_JIS     0x0247
+#define USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI   0x0249
+#define USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO    0x024a
+#define USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS    0x024b
 #define USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI    0x024c
 #define USB_DEVICE_ID_APPLE_WELLSPRING6_ISO     0x024d
 #define USB_DEVICE_ID_APPLE_WELLSPRING6_JIS     0x024e