Input: mousedev - make module parameters visible in sysfs
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
diff --git a/drivers/input/mousedev.c b/drivers/input/mousedev.c
index 2d0af44..81fd7a9 100644
--- a/drivers/input/mousedev.c
+++ b/drivers/input/mousedev.c
@@ -40,15 +40,15 @@
#endif
static int xres = CONFIG_INPUT_MOUSEDEV_SCREEN_X;
-module_param(xres, uint, 0);
+module_param(xres, uint, 0644);
MODULE_PARM_DESC(xres, "Horizontal screen resolution");
static int yres = CONFIG_INPUT_MOUSEDEV_SCREEN_Y;
-module_param(yres, uint, 0);
+module_param(yres, uint, 0644);
MODULE_PARM_DESC(yres, "Vertical screen resolution");
static unsigned tap_time = 200;
-module_param(tap_time, uint, 0);
+module_param(tap_time, uint, 0644);
MODULE_PARM_DESC(tap_time, "Tap time for touchpads in absolute mode (msecs)");
struct mousedev_hw_data {
@@ -155,7 +155,7 @@
switch (code) {
case ABS_X:
size = dev->absmax[ABS_X] - dev->absmin[ABS_X];
- if (size == 0) size = xres;
+ if (size == 0) size = xres ? : 1;
if (value > dev->absmax[ABS_X]) value = dev->absmax[ABS_X];
if (value < dev->absmin[ABS_X]) value = dev->absmin[ABS_X];
mousedev->packet.x = ((value - dev->absmin[ABS_X]) * xres) / size;
@@ -164,7 +164,7 @@
case ABS_Y:
size = dev->absmax[ABS_Y] - dev->absmin[ABS_Y];
- if (size == 0) size = yres;
+ if (size == 0) size = yres ? : 1;
if (value > dev->absmax[ABS_Y]) value = dev->absmax[ABS_Y];
if (value < dev->absmin[ABS_Y]) value = dev->absmin[ABS_Y];
mousedev->packet.y = yres - ((value - dev->absmin[ABS_Y]) * yres) / size;