summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/i915/gvt/reg.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/i915/gvt/reg.h')
-rw-r--r--drivers/gpu/drm/i915/gvt/reg.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gvt/reg.h b/drivers/gpu/drm/i915/gvt/reg.h
index 33aaa14bfdde..5b66e14c5b7b 100644
--- a/drivers/gpu/drm/i915/gvt/reg.h
+++ b/drivers/gpu/drm/i915/gvt/reg.h
@@ -102,6 +102,8 @@
#define FORCEWAKE_ACK_MEDIA_GEN9_REG 0x0D88
#define FORCEWAKE_ACK_HSW_REG 0x130044
+#define RB_HEAD_WRAP_CNT_MAX ((1 << 11) - 1)
+#define RB_HEAD_WRAP_CNT_OFF 21
#define RB_HEAD_OFF_MASK ((1U << 21) - (1U << 2))
#define RB_TAIL_OFF_MASK ((1U << 21) - (1U << 3))
#define RB_TAIL_SIZE_MASK ((1U << 21) - (1U << 12))