ACPI: thermal: Replace pointer with name in trip_points

For users with active thermal trip points, they need
the fan's name, rather than its address, to understand
where to look to observe and control fan state.
Signed-off-by: Thomas Renninger <trenn@suse.de>
Signed-off-by: Len Brown <len.brown@intel.com>

drivers/acpi/thermal.c

@@ -827,6 +827,7 @@ static int acpi_thermal_temp_open_fs(struct inode *inode, struct file *file)
 static int acpi_thermal_trip_seq_show(struct seq_file *seq, void *offset)
 {
 	struct acpi_thermal *tz = seq->private;
+	struct acpi_device *device;
 	int i = 0;
 	int j = 0;
 
@@ -849,9 +850,8 @@ static int acpi_thermal_trip_seq_show(struct seq_file *seq, void *offset)
 			   tz->trips.passive.tc1, tz->trips.passive.tc2,
 			   tz->trips.passive.tsp);
 		for (j = 0; j < tz->trips.passive.devices.count; j++) {
-
-			seq_printf(seq, "0x%p ",
-				   tz->trips.passive.devices.handles[j]);
+			acpi_bus_get_device(tz->trips.passive.devices.handles[j], &device);
+			seq_printf(seq, "%4.4s ", acpi_device_bid(device));
 		}
 		seq_puts(seq, "\n");
 	}
@@ -862,9 +862,10 @@ static int acpi_thermal_trip_seq_show(struct seq_file *seq, void *offset)
 		seq_printf(seq, "active[%d]:               %ld C: devices=",
 			   i,
 			   KELVIN_TO_CELSIUS(tz->trips.active[i].temperature));
-		for (j = 0; j < tz->trips.active[i].devices.count; j++)
-			seq_printf(seq, "0x%p ",
-				   tz->trips.active[i].devices.handles[j]);
+		for (j = 0; j < tz->trips.active[i].devices.count; j++){
+			acpi_bus_get_device(tz->trips.active[i].devices.handles[j], &device);
+			seq_printf(seq, "%4.4s ", acpi_device_bid(device));
+		}
 		seq_puts(seq, "\n");
 	}