platform/x86: thinkpad_acpi: remove unused defines

They were never used.

Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index edae2db..54c4ef1 100644 (file)
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -9318,9 +9318,6 @@ static struct ibm_struct mute_led_driver_data = {
 #define GET_STOP       "BCSG"
 #define SET_STOP       "BCSS"
 
-#define START_ATTR "charge_start_threshold"
-#define STOP_ATTR  "charge_stop_threshold"
-
 enum {
        BAT_ANY = 0,
        BAT_PRIMARY = 1,