[Intel-xe] [PATCH 4/9] drm/atomic: Add drm_atomic_helper_set_fence_deadline() function

[Maarten Lankhorst]

i915 has an i915 specific boost. Use set_fence_deadline instead.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
---
 drivers/gpu/drm/drm_atomic_helper.c | 15 +++++++++++----
 include/drm/drm_atomic_helper.h     |  3 ++-
 2 files changed, 13 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c
index 71d399397107..47ccbe119265 100644
--- a/drivers/gpu/drm/drm_atomic_helper.c
+++ b/drivers/gpu/drm/drm_atomic_helper.c
@@ -1520,12 +1520,16 @@ void drm_atomic_helper_commit_modeset_enables(struct drm_device *dev,
 }
 EXPORT_SYMBOL(drm_atomic_helper_commit_modeset_enables);
 
-/*
+/**
+ * drm_atomic_helper_set_fence_deadline - update fence deadlines.
+ * @dev: DRM device
+ * @state: atomic state object with new state structures
+ *
  * For atomic updates which touch just a single CRTC, calculate the time of the
  * next vblank, and inform all the fences of the deadline.
  */
-static void set_fence_deadline(struct drm_device *dev,
-			       struct drm_atomic_state *state)
+void drm_atomic_helper_set_fence_deadline(struct drm_device *dev,
+					  struct drm_atomic_state *state)
 {
 	struct drm_crtc *crtc;
 	struct drm_crtc_state *new_crtc_state;
@@ -1560,6 +1564,7 @@ static void set_fence_deadline(struct drm_device *dev,
 		dma_fence_set_deadline(new_plane_state->fence, vbltime);
 	}
 }
+EXPORT_SYMBOL(drm_atomic_helper_set_fence_deadline);
 
 /**
  * drm_atomic_helper_wait_for_fences - wait for fences stashed in plane state
@@ -1580,6 +1585,8 @@ static void set_fence_deadline(struct drm_device *dev,
  * to wait **before** we do anything that can't be easily rolled back. That is
  * before we call drm_atomic_helper_swap_state().
  *
+ * Calls drm_atomic_helper_set_fence_deadline().
+ *
  * Returns zero if success or < 0 if dma_fence_wait() fails.
  */
 int drm_atomic_helper_wait_for_fences(struct drm_device *dev,
@@ -1590,7 +1597,7 @@ int drm_atomic_helper_wait_for_fences(struct drm_device *dev,
 	struct drm_plane_state *new_plane_state;
 	int i, ret;
 
-	set_fence_deadline(dev, state);
+	drm_atomic_helper_set_fence_deadline(dev, state);
 
 	for_each_new_plane_in_state(state, plane, new_plane_state, i) {
 		if (!new_plane_state->fence)
diff --git a/include/drm/drm_atomic_helper.h b/include/drm/drm_atomic_helper.h
index 536a0b0091c3..37c6df1db5e0 100644
--- a/include/drm/drm_atomic_helper.h
+++ b/include/drm/drm_atomic_helper.h
@@ -72,7 +72,8 @@ int drm_atomic_helper_async_check(struct drm_device *dev,
 				  struct drm_atomic_state *state);
 void drm_atomic_helper_async_commit(struct drm_device *dev,
 				    struct drm_atomic_state *state);
-
+void drm_atomic_helper_set_fence_deadline(struct drm_device *dev,
+					  struct drm_atomic_state *state);
 int drm_atomic_helper_wait_for_fences(struct drm_device *dev,
 					struct drm_atomic_state *state,
 					bool pre_swap);
-- 
2.40.1