diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 9dfa1fa..42dbe14 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -9522,7 +9522,7 @@
 		vga_reg = VGACNTRL;
 
 	vga_get_uninterruptible(dev->pdev, VGA_RSRC_LEGACY_IO);
-	outb(1, VGA_SR_INDEX);
+	outb(SR01, VGA_SR_INDEX);
 	sr1 = inb(VGA_SR_DATA);
 	outb(sr1 | 1<<5, VGA_SR_DATA);
 	vga_put(dev->pdev, VGA_RSRC_LEGACY_IO);