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-rw-r--r--drivers/gpu/drm/i915/i915_reg.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 9f5b18d9d885..c77af69c2d8f 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -827,6 +827,7 @@ enum punit_power_well {
# define MI_FLUSH_ENABLE (1 << 12)
# define ASYNC_FLIP_PERF_DISABLE (1 << 14)
# define MODE_IDLE (1 << 9)
+# define STOP_RING (1 << 8)
#define GEN6_GT_MODE 0x20d0
#define GEN7_GT_MODE 0x7008