ACPI: sleep: init_set_sci_en_on_resume for Dell Studio 155x

Add Dell Studio models (1558, 1557, 1555) to the 'set_sci_en_on_resume'
list to fix hang on resume.

BugLink: http://bugs.launchpad.net/bugs/553498Signed-off-by: Kamal Mostafa <kamal@canonical.com>
Acked-by: Alex Chiang <achiang@canonical.com>
Cc: stable@kernel.org
Signed-off-by: Len Brown <len.brown@intel.com>

drivers/acpi/sleep.c

@@ -578,6 +578,30 @@ static struct dmi_system_id __initdata acpisleep_dmi_table[] = {
 		DMI_MATCH(DMI_BOARD_NAME, "CF51-2L"),
 		},
 	},
+	{
+	.callback = init_set_sci_en_on_resume,
+	.ident = "Dell Studio 1558",
+	.matches = {
+		DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+		DMI_MATCH(DMI_PRODUCT_NAME, "Studio 1558"),
+		},
+	},
+	{
+	.callback = init_set_sci_en_on_resume,
+	.ident = "Dell Studio 1557",
+	.matches = {
+		DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+		DMI_MATCH(DMI_PRODUCT_NAME, "Studio 1557"),
+		},
+	},
+	{
+	.callback = init_set_sci_en_on_resume,
+	.ident = "Dell Studio 1555",
+	.matches = {
+		DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+		DMI_MATCH(DMI_PRODUCT_NAME, "Studio 1555"),
+		},
+	},
 	{},
 };
 #endif /* CONFIG_SUSPEND */