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-rw-r--r--drivers/gpu/drm/i915/i915_reg.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 2abf4eb94039..b4bb1ef77ddc 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -3728,6 +3728,9 @@
#define GT_FIFO_FREE_ENTRIES 0x120008
#define GT_FIFO_NUM_RESERVED_ENTRIES 20
+#define GEN6_UCGCTL1 0x9400
+# define GEN6_BLBUNIT_CLOCK_GATE_DISABLE (1 << 5)
+
#define GEN6_UCGCTL2 0x9404
# define GEN6_RCZUNIT_CLOCK_GATE_DISABLE (1 << 13)
# define GEN6_RCPBUNIT_CLOCK_GATE_DISABLE (1 << 12)