Input: joydev - allow binding to button-only devices

[pandora-kernel.git] / drivers / input / joydev.c

diff --git a/drivers/input/joydev.c b/drivers/input/joydev.c
index b1bd6dd..423e0e6 100644 (file)
--- a/drivers/input/joydev.c
+++ b/drivers/input/joydev.c
@@ -286,6 +286,8 @@ static int joydev_open(struct inode *inode, struct file *file)
                goto err_free_client;
 
        file->private_data = client;
+       nonseekable_open(inode, file);
+
        return 0;
 
  err_free_client:
@@ -775,6 +777,20 @@ static void joydev_cleanup(struct joydev *joydev)
                input_close_device(handle);
 }
 
+
+static bool joydev_match(struct input_handler *handler, struct input_dev *dev)
+{
+       /* Avoid touchpads and touchscreens */
+       if (test_bit(EV_KEY, dev->evbit) && test_bit(BTN_TOUCH, dev->keybit))
+               return false;
+
+       /* Avoid tablets, digitisers and similar devices */
+       if (test_bit(EV_KEY, dev->evbit) && test_bit(BTN_DIGI, dev->keybit))
+               return false;
+
+       return true;
+}
+
 static int joydev_connect(struct input_handler *handler, struct input_dev *dev,
                          const struct input_device_id *id)
 {
@@ -894,22 +910,6 @@ static void joydev_disconnect(struct input_handle *handle)
        put_device(&joydev->dev);
 }
 
-static const struct input_device_id joydev_blacklist[] = {
-       {
-               .flags = INPUT_DEVICE_ID_MATCH_EVBIT |
-                               INPUT_DEVICE_ID_MATCH_KEYBIT,
-               .evbit = { BIT_MASK(EV_KEY) },
-               .keybit = { [BIT_WORD(BTN_TOUCH)] = BIT_MASK(BTN_TOUCH) },
-       },      /* Avoid itouchpads and touchscreens */
-       {
-               .flags = INPUT_DEVICE_ID_MATCH_EVBIT |
-                               INPUT_DEVICE_ID_MATCH_KEYBIT,
-               .evbit = { BIT_MASK(EV_KEY) },
-               .keybit = { [BIT_WORD(BTN_DIGI)] = BIT_MASK(BTN_DIGI) },
-       },      /* Avoid tablets, digitisers and similar devices */
-       { }     /* Terminating entry */
-};
-
 static const struct input_device_id joydev_ids[] = {
        {
                .flags = INPUT_DEVICE_ID_MATCH_EVBIT |
@@ -929,6 +929,24 @@ static const struct input_device_id joydev_ids[] = {
                .evbit = { BIT_MASK(EV_ABS) },
                .absbit = { BIT_MASK(ABS_THROTTLE) },
        },
+       {
+               .flags = INPUT_DEVICE_ID_MATCH_EVBIT |
+                               INPUT_DEVICE_ID_MATCH_KEYBIT,
+               .evbit = { BIT_MASK(EV_KEY) },
+               .keybit = {[BIT_WORD(BTN_JOYSTICK)] = BIT_MASK(BTN_JOYSTICK) },
+       },
+       {
+               .flags = INPUT_DEVICE_ID_MATCH_EVBIT |
+                               INPUT_DEVICE_ID_MATCH_KEYBIT,
+               .evbit = { BIT_MASK(EV_KEY) },
+               .keybit = { [BIT_WORD(BTN_GAMEPAD)] = BIT_MASK(BTN_GAMEPAD) },
+       },
+       {
+               .flags = INPUT_DEVICE_ID_MATCH_EVBIT |
+                               INPUT_DEVICE_ID_MATCH_KEYBIT,
+               .evbit = { BIT_MASK(EV_KEY) },
+               .keybit = { [BIT_WORD(BTN_TRIGGER_HAPPY)] = BIT_MASK(BTN_TRIGGER_HAPPY) },
+       },
        { }     /* Terminating entry */
 };
 
@@ -936,13 +954,13 @@ MODULE_DEVICE_TABLE(input, joydev_ids);
 
 static struct input_handler joydev_handler = {
        .event          = joydev_event,
+       .match          = joydev_match,
        .connect        = joydev_connect,
        .disconnect     = joydev_disconnect,
        .fops           = &joydev_fops,
        .minor          = JOYDEV_MINOR_BASE,
        .name           = "joydev",
        .id_table       = joydev_ids,
-       .blacklist      = joydev_blacklist,
 };
 
 static int __init joydev_init(void)