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-rw-r--r--drivers/misc/thinkpad_acpi.c5
-rw-r--r--drivers/misc/thinkpad_acpi.h2
2 files changed, 5 insertions, 2 deletions
diff --git a/drivers/misc/thinkpad_acpi.c b/drivers/misc/thinkpad_acpi.c
index ba749df189ab..c0a023cc5ded 100644
--- a/drivers/misc/thinkpad_acpi.c
+++ b/drivers/misc/thinkpad_acpi.c
@@ -2414,8 +2414,9 @@ static int __init brightness_init(struct ibm_init_struct *iibm)
2414 if (b < 0) 2414 if (b < 0)
2415 return b; 2415 return b;
2416 2416
2417 ibm_backlight_device = backlight_device_register("ibm", NULL, NULL, 2417 ibm_backlight_device = backlight_device_register(
2418 &ibm_backlight_data); 2418 TPACPI_BACKLIGHT_DEV_NAME, NULL, NULL,
2419 &ibm_backlight_data);
2419 if (IS_ERR(ibm_backlight_device)) { 2420 if (IS_ERR(ibm_backlight_device)) {
2420 printk(IBM_ERR "Could not register backlight device\n"); 2421 printk(IBM_ERR "Could not register backlight device\n");
2421 return PTR_ERR(ibm_backlight_device); 2422 return PTR_ERR(ibm_backlight_device);
diff --git a/drivers/misc/thinkpad_acpi.h b/drivers/misc/thinkpad_acpi.h
index 2fe4d61cc27f..8348fc653009 100644
--- a/drivers/misc/thinkpad_acpi.h
+++ b/drivers/misc/thinkpad_acpi.h
@@ -296,6 +296,8 @@ static int bluetooth_write(char *buf);
296 * Brightness (backlight) subdriver 296 * Brightness (backlight) subdriver
297 */ 297 */
298 298
299#define TPACPI_BACKLIGHT_DEV_NAME "thinkpad_screen"
300
299static struct backlight_device *ibm_backlight_device; 301static struct backlight_device *ibm_backlight_device;
300static int brightness_offset = 0x31; 302static int brightness_offset = 0x31;
301 303