leds: Add mail LED support for "Clevo D400P"

The leds-clevo-mail module also works with model "Clevo D400P",
add this model to the white list.
Signed-off-by: Mrton Nmeth <nm127@freemail.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Richard Purdie <rpurdie@rpsys.net>

drivers/leds/Kconfig

@@ -127,6 +127,7 @@ config LEDS_CLEVO_MAIL
 
 	  This module can drive the mail LED for the following notebooks:
 
+	  	Clevo D400P
 	  	Clevo D410J
 	  	Clevo D410V
 	  	Clevo D400V/D470V (not tested, but might work)
@@ -134,6 +135,9 @@ config LEDS_CLEVO_MAIL
 	  	Clevo M5x0N (not tested, but might work)
 	  	Positivo Mobile (Clevo M5x0V)
 
+	  If your model is not listed here you can try the "nodetect"
+	  module paramter.
+
 	  To compile this driver as a module, choose M here: the
 	  module will be called leds-clevo-mail.
 

drivers/leds/leds-clevo-mail.c

@@ -67,6 +67,16 @@ static struct dmi_system_id __initdata mail_led_whitelist[] = {
 			DMI_MATCH(DMI_PRODUCT_VERSION, "VT6198")
 		}
 	},
+	{
+		.callback = clevo_mail_led_dmi_callback,
+		.ident = "Clevo D400P",
+		.matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "Clevo"),
+			DMI_MATCH(DMI_BOARD_NAME, "D400P"),
+			DMI_MATCH(DMI_BOARD_VERSION, "Rev.A"),
+			DMI_MATCH(DMI_PRODUCT_VERSION, "0106")
+		}
+	},
 	{
 		.callback = clevo_mail_led_dmi_callback,
 		.ident = "Clevo D410V",