sonypi: Use str_on_off() helper in sonypi_display_info()

Remove hard-coded strings by using the str_on_off() helper function.

Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
Link: https://lore.kernel.org/r/20250210123103.112938-2-thorsten.blum@linux.dev
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

drivers/char/sonypi.c

@@ -37,6 +37,7 @@
 #include <linux/kfifo.h>
 #include <linux/platform_device.h>
 #include <linux/gfp.h>
+#include <linux/string_choices.h>
 
 #include <linux/uaccess.h>
 #include <asm/io.h>
@@ -1268,12 +1269,12 @@ static void sonypi_display_info(void)
 	       "compat = %s, mask = 0x%08lx, useinput = %s, acpi = %s\n",
 	       sonypi_device.model,
 	       verbose,
-	       fnkeyinit ? "on" : "off",
-	       camera ? "on" : "off",
-	       compat ? "on" : "off",
+	       str_on_off(fnkeyinit),
+	       str_on_off(camera),
+	       str_on_off(compat),
 	       mask,
-	       useinput ? "on" : "off",
-	       SONYPI_ACPI_ACTIVE ? "on" : "off");
+	       str_on_off(useinput),
+	       str_on_off(SONYPI_ACPI_ACTIVE));
 	printk(KERN_INFO "sonypi: enabled at irq=%d, port1=0x%x, port2=0x%x\n",
 	       sonypi_device.irq,
 	       sonypi_device.ioport1, sonypi_device.ioport2);