lis3: setup poll interval limits

Samu Onkalo · torvalds · commit 4a70a413ccfd · 2010-05-25T08:07:07.000-07:00
Set valid adjustment window (0 - 2000ms).

Signed-off-by: Samu Onkalo &lt;samu.p.onkalo@nokia.com&gt;
Acked-by: Eric Piel &lt;eric.piel@tremplin-utc.net&gt;
Cc: Daniel Mack &lt;daniel@caiaq.de&gt;
Cc: Pavel Machek &lt;pavel@ucw.cz&gt;
Signed-off-by: Andrew Morton &lt;akpm@linux-foundation.org&gt;
Signed-off-by: Linus Torvalds &lt;torvalds@linux-foundation.org&gt;
diff --git a/drivers/hwmon/lis3lv02d.c b/drivers/hwmon/lis3lv02d.c
@@ -41,6 +41,8 @@
 
 /* joystick device poll interval in milliseconds */
 #define MDPS_POLL_INTERVAL 50
+#define MDPS_POLL_MIN	   0
+#define MDPS_POLL_MAX	   2000
 /*
  * The sensor can also generate interrupts (DRDY) but it's pretty pointless
  * because they are generated even if the data do not change. So it's better
@@ -459,6 +461,8 @@ int lis3lv02d_joystick_enable(void)
 
 	lis3_dev.idev->poll = lis3lv02d_joystick_poll;
 	lis3_dev.idev->poll_interval = MDPS_POLL_INTERVAL;
+	lis3_dev.idev->poll_interval_min = MDPS_POLL_MIN;
+	lis3_dev.idev->poll_interval_max = MDPS_POLL_MAX;
 	input_dev = lis3_dev.idev->input;
 
 	input_dev->name       = "ST LIS3LV02DL Accelerometer";
