This is probably intended to be be done during vblank evasion.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/intel_atomic.c | 3 ---
drivers/gpu/drm/i915/intel_display.c | 8 ++++----
drivers/gpu/drm/i915/intel_drv.h | 1 -
3 files changed, 4 insertions(+), 8 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_atomic.c b/drivers/gpu/drm/i915/intel_atomic.c
index 7ca225194b7c..8447a1fef332 100644
--- a/drivers/gpu/drm/i915/intel_atomic.c
+++ b/drivers/gpu/drm/i915/intel_atomic.c
@@ -144,9 +144,6 @@ int intel_atomic_commit(struct drm_device *dev,
for_each_crtc_in_state(state, crtc, crtc_state, i) {
to_intel_crtc(crtc)->config = to_intel_crtc_state(crtc->state);
- if (INTEL_INFO(dev)->gen >= 9)
- skl_detach_scalers(to_intel_crtc(crtc));
-
drm_atomic_helper_commit_planes_on_crtc(crtc_state);
}
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index f5f074524603..2ba3d6abbd0c 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -2911,16 +2911,13 @@ unsigned long intel_plane_obj_offset(struct intel_plane *intel_plane,
/*
* This function detaches (aka. unbinds) unused scalers in hardware
*/
-void skl_detach_scalers(struct intel_crtc *intel_crtc)
+static void skl_detach_scalers(struct intel_crtc *intel_crtc)
{
struct drm_device *dev;
struct drm_i915_private *dev_priv;
struct intel_crtc_scaler_state *scaler_state;
int i;
- if (!intel_crtc || !intel_crtc->config)
- return;
-
dev = intel_crtc->base.dev;
dev_priv = dev->dev_private;
scaler_state = &intel_crtc->config->scaler_state;
@@ -13505,6 +13502,9 @@ static void intel_begin_crtc_commit(struct drm_crtc *crtc)
intel_crtc->atomic.evade =
intel_pipe_update_start(intel_crtc,
&intel_crtc->atomic.start_vbl_count);
+
+ if (!needs_modeset(crtc->state) && INTEL_INFO(dev)->gen >= 9)
+ skl_detach_scalers(intel_crtc);
}
static void intel_finish_crtc_commit(struct drm_crtc *crtc)
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 0dae94631094..d96c9a24b94b 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -1135,7 +1135,6 @@ void intel_mode_from_pipe_config(struct drm_display_mode *mode,
struct intel_crtc_state *pipe_config);
void intel_crtc_wait_for_pending_flips(struct drm_crtc *crtc);
void intel_modeset_preclose(struct drm_device *dev, struct drm_file *file);
-void skl_detach_scalers(struct intel_crtc *intel_crtc);
int skl_update_scaler_crtc(struct intel_crtc_state *crtc_state, int force_detach);
int skl_max_scale(struct intel_crtc *crtc, struct intel_crtc_state *crtc_state);
--
2.1.0
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