hwmon/hdaps: Update the list of supported devices

Remove the strange DMI for the R52 (1846AQG)
and add a note to update to latest BIOS in the Kconfig
and source code.

Signed-off-by: Stephan Berberig <s.berberig@arcor.de>
Signed-off-by: Robert Love <rlove@rlove.org>
Signed-off-by: Jean Delvare <khali@linux-fr.org>

drivers/hwmon/Kconfig

@@ -527,6 +527,9 @@ config SENSORS_HDAPS
 	  This driver also provides an absolute input class device, allowing
 	  the laptop to act as a pinball machine-esque joystick.
 
+	  If your ThinkPad is not recognized by the driver, please update to latest
+	  BIOS. This is especially the case for some R52 ThinkPads.
+
 	  Say Y here if you have an applicable laptop and want to experience
 	  the awesome power of hdaps.
 

drivers/hwmon/hdaps.c

@@ -511,14 +511,14 @@ static int __init hdaps_dmi_match_invert(struct dmi_system_id *id)
 }
 
 /* Note that HDAPS_DMI_MATCH_NORMAL("ThinkPad T42") would match
-  "ThinkPad T42p", so the order of the entries matters */
+   "ThinkPad T42p", so the order of the entries matters.
+   If your ThinkPad is not recognized, please update to latest
+   BIOS. This is especially the case for some R52 ThinkPads. */
 static struct dmi_system_id __initdata hdaps_whitelist[] = {
-	HDAPS_DMI_MATCH_NORMAL("IBM", "ThinkPad H"),
 	HDAPS_DMI_MATCH_INVERT("IBM", "ThinkPad R50p"),
 	HDAPS_DMI_MATCH_NORMAL("IBM", "ThinkPad R50"),
 	HDAPS_DMI_MATCH_NORMAL("IBM", "ThinkPad R51"),
 	HDAPS_DMI_MATCH_NORMAL("IBM", "ThinkPad R52"),
-	HDAPS_DMI_MATCH_NORMAL("IBM", "ThinkPad H"),	   /* R52 (1846AQG) */
 	HDAPS_DMI_MATCH_INVERT("IBM", "ThinkPad T41p"),
 	HDAPS_DMI_MATCH_NORMAL("IBM", "ThinkPad T41"),
 	HDAPS_DMI_MATCH_INVERT("IBM", "ThinkPad T42p"),