#define MOUSEDEV_MIX 31
#include <linux/slab.h>
+#include <linux/smp_lock.h>
#include <linux/poll.h>
#include <linux/module.h>
-#include <linux/moduleparam.h>
#include <linux/init.h>
#include <linux/input.h>
#include <linux/random.h>
{
struct mousedev *mousedev = container_of(dev, struct mousedev, dev);
+ input_put_device(mousedev->handle.dev);
kfree(mousedev);
}
if (i >= MOUSEDEV_MINORS)
return -ENODEV;
+ lock_kernel();
error = mutex_lock_interruptible(&mousedev_table_mutex);
- if (error)
+ if (error) {
+ unlock_kernel();
return error;
+ }
mousedev = mousedev_table[i];
if (mousedev)
get_device(&mousedev->dev);
mutex_unlock(&mousedev_table_mutex);
- if (!mousedev)
+ if (!mousedev) {
+ unlock_kernel();
return -ENODEV;
+ }
client = kzalloc(sizeof(struct mousedev_client), GFP_KERNEL);
if (!client) {
goto err_free_client;
file->private_data = client;
+ unlock_kernel();
return 0;
err_free_client:
kfree(client);
err_put_mousedev:
put_device(&mousedev->dev);
+ unlock_kernel();
return error;
}
mousedev->minor = minor;
mousedev->exist = 1;
- mousedev->handle.dev = dev;
+ mousedev->handle.dev = input_get_device(dev);
mousedev->handle.name = mousedev->name;
mousedev->handle.handler = handler;
mousedev->handle.private = mousedev;
BIT_MASK(ABS_PRESSURE) |
BIT_MASK(ABS_TOOL_WIDTH) },
}, /* A touchpad */
+ {
+ .flags = INPUT_DEVICE_ID_MATCH_EVBIT |
+ INPUT_DEVICE_ID_MATCH_KEYBIT |
+ INPUT_DEVICE_ID_MATCH_ABSBIT,
+ .evbit = { BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS) },
+ .keybit = { [BIT_WORD(BTN_LEFT)] = BIT_MASK(BTN_LEFT) },
+ .absbit = { BIT_MASK(ABS_X) | BIT_MASK(ABS_Y) },
+ }, /* Mouse-like device with absolute X and Y but ordinary
+ clicks, like hp ILO2 High Performance mouse */
{ }, /* Terminating entry */
};