diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index b283b25d8368..354ef75ef6a5 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -412,9 +412,9 @@
 #define FW_BLC		_MMIO(0x20d8)
 #define FW_BLC2		_MMIO(0x20dc)
 #define FW_BLC_SELF	_MMIO(0x20e0) /* 915+ only */
-#define   FW_BLC_SELF_EN_MASK      (1 << 31)
-#define   FW_BLC_SELF_FIFO_MASK    (1 << 16) /* 945 only */
-#define   FW_BLC_SELF_EN           (1 << 15) /* 945 only */
+#define   FW_BLC_SELF_EN_MASK      REG_BIT(31)
+#define   FW_BLC_SELF_FIFO_MASK    REG_BIT(16) /* 945 only */
+#define   FW_BLC_SELF_EN           REG_BIT(15) /* 945 only */
 #define MM_BURST_LENGTH     0x00700000
 #define MM_FIFO_WATERMARK   0x0001F000
 #define LM_BURST_LENGTH     0x00000700