[Intel-gfx] [PATCH 2/3] drm/i915: Remove atomic.pre_disable_primary.

Maarten Lankhorst maarten.lankhorst at linux.intel.com
Wed Feb 3 15:53:24 UTC 2016


This can be derived from the atomic state in pre_plane_update,
which makes it more clear when it's supposed to be called.

Reviewed-by: Ander Conselvan de Oliveira <conselvan2 at gmail.com>
Signed-off-by: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
---
 drivers/gpu/drm/i915/intel_display.c | 25 +++++++++++++++++++------
 drivers/gpu/drm/i915/intel_drv.h     |  1 -
 2 files changed, 19 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index de94ef165fbe..c7f2a18ab34e 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -4807,19 +4807,33 @@ static void intel_post_plane_update(struct intel_crtc *crtc)
 	memset(atomic, 0, sizeof(*atomic));
 }
 
-static void intel_pre_plane_update(struct intel_crtc *crtc)
+static void intel_pre_plane_update(struct intel_crtc_state *old_crtc_state)
 {
+	struct intel_crtc *crtc = to_intel_crtc(old_crtc_state->base.crtc);
 	struct drm_device *dev = crtc->base.dev;
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	struct intel_crtc_atomic_commit *atomic = &crtc->atomic;
 	struct intel_crtc_state *pipe_config =
 		to_intel_crtc_state(crtc->base.state);
+	struct drm_atomic_state *old_state = old_crtc_state->base.state;
+	struct drm_plane *primary = crtc->base.primary;
+	struct drm_plane_state *old_pri_state =
+		drm_atomic_get_existing_plane_state(old_state, primary);
+	bool modeset = needs_modeset(&pipe_config->base);
 
 	if (atomic->update_fbc)
 		intel_fbc_pre_update(crtc);
 
-	if (atomic->pre_disable_primary)
-		intel_pre_disable_primary(&crtc->base);
+	if (old_pri_state) {
+		struct intel_plane_state *primary_state =
+			to_intel_plane_state(primary->state);
+		struct intel_plane_state *old_primary_state =
+			to_intel_plane_state(old_pri_state);
+
+		if (old_primary_state->visible &&
+		    (modeset || !primary_state->visible))
+			intel_pre_disable_primary(&crtc->base);
+	}
 
 	if (pipe_config->disable_cxsr) {
 		crtc->wm.cxsr_allowed = false;
@@ -11883,7 +11897,6 @@ int intel_plane_atomic_calc_changes(struct drm_crtc_state *crtc_state,
 
 	switch (plane->type) {
 	case DRM_PLANE_TYPE_PRIMARY:
-		intel_crtc->atomic.pre_disable_primary = turn_off;
 		intel_crtc->atomic.post_enable_primary = turn_on;
 		intel_crtc->atomic.update_fbc = true;
 
@@ -13495,7 +13508,7 @@ static int intel_atomic_commit(struct drm_device *dev,
 		if (!needs_modeset(crtc->state))
 			continue;
 
-		intel_pre_plane_update(intel_crtc);
+		intel_pre_plane_update(to_intel_crtc_state(crtc_state));
 
 		if (crtc_state->active) {
 			intel_crtc_disable_planes(crtc, crtc_state->plane_mask);
@@ -13551,7 +13564,7 @@ static int intel_atomic_commit(struct drm_device *dev,
 		}
 
 		if (!modeset)
-			intel_pre_plane_update(intel_crtc);
+			intel_pre_plane_update(to_intel_crtc_state(crtc_state));
 
 		if (crtc->state->active && intel_crtc->atomic.update_fbc)
 			intel_fbc_enable(intel_crtc);
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index c9ae2be260d0..167f284ccb16 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -544,7 +544,6 @@ struct intel_mmio_flip {
  */
 struct intel_crtc_atomic_commit {
 	/* Sleepable operations to perform before commit */
-	bool pre_disable_primary;
 
 	/* Sleepable operations to perform after commit */
 	unsigned fb_bits;
-- 
2.1.0



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