1 files changed, 82 insertions, 121 deletions

diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c
index c18e57d36c2..dca3f70ef1b 100644
--- a/drivers/gpu/drm/i915/intel_sprite.c
+++ b/drivers/gpu/drm/i915/intel_sprite.c
@@ -33,6 +33,7 @@
 #include <drm/drm_crtc.h>
 #include <drm/drm_fourcc.h>
 #include <drm/drm_rect.h>
+#include <drm/drm_plane_helper.h>
 #include "intel_drv.h"
 #include <drm/i915_drm.h>
 #include "i915_drv.h"
@@ -412,8 +413,6 @@ vlv_update_plane(struct drm_plane *dplane, struct drm_crtc *crtc,
 	u32 sprctl;
 	unsigned long sprsurf_offset, linear_offset;
 	int pixel_size = drm_format_plane_cpp(fb->pixel_format, 0);
-	u32 start_vbl_count;
-	bool atomic_update;
 
 	sprctl = I915_READ(SPCNTR(pipe, plane));
 
@@ -502,8 +501,6 @@ vlv_update_plane(struct drm_plane *dplane, struct drm_crtc *crtc,
 		linear_offset += src_h * fb->pitches[0] + src_w * pixel_size;
 	}
 
-	atomic_update = intel_pipe_update_start(intel_crtc, &start_vbl_count);
-
 	intel_update_primary_plane(intel_crtc);
 
 	if (IS_CHERRYVIEW(dev) && pipe == PIPE_B)
@@ -525,9 +522,6 @@ vlv_update_plane(struct drm_plane *dplane, struct drm_crtc *crtc,
 		   sprsurf_offset);
 
 	intel_flush_primary_plane(dev_priv, intel_crtc->plane);
-
-	if (atomic_update)
-		intel_pipe_update_end(intel_crtc, start_vbl_count);
 }
 
 static void
@@ -539,10 +533,6 @@ vlv_disable_plane(struct drm_plane *dplane, struct drm_crtc *crtc)
 	struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
 	int pipe = intel_plane->pipe;
 	int plane = intel_plane->plane;
-	u32 start_vbl_count;
-	bool atomic_update;
-
-	atomic_update = intel_pipe_update_start(intel_crtc, &start_vbl_count);
 
 	intel_update_primary_plane(intel_crtc);
 
@@ -553,9 +543,6 @@ vlv_disable_plane(struct drm_plane *dplane, struct drm_crtc *crtc)
 
 	intel_flush_primary_plane(dev_priv, intel_crtc->plane);
 
-	if (atomic_update)
-		intel_pipe_update_end(intel_crtc, start_vbl_count);
-
 	intel_update_sprite_watermarks(dplane, crtc, 0, 0, 0, false, false);
 }
 
@@ -626,8 +613,6 @@ ivb_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
 	u32 sprctl, sprscale = 0;
 	unsigned long sprsurf_offset, linear_offset;
 	int pixel_size = drm_format_plane_cpp(fb->pixel_format, 0);
-	u32 start_vbl_count;
-	bool atomic_update;
 
 	sprctl = I915_READ(SPRCTL(pipe));
 
@@ -711,8 +696,6 @@ ivb_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
 		}
 	}
 
-	atomic_update = intel_pipe_update_start(intel_crtc, &start_vbl_count);
-
 	intel_update_primary_plane(intel_crtc);
 
 	I915_WRITE(SPRSTRIDE(pipe), fb->pitches[0]);
@@ -735,9 +718,6 @@ ivb_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
 		   i915_gem_obj_ggtt_offset(obj) + sprsurf_offset);
 
 	intel_flush_primary_plane(dev_priv, intel_crtc->plane);
-
-	if (atomic_update)
-		intel_pipe_update_end(intel_crtc, start_vbl_count);
 }
 
 static void
@@ -748,10 +728,6 @@ ivb_disable_plane(struct drm_plane *plane, struct drm_crtc *crtc)
 	struct intel_plane *intel_plane = to_intel_plane(plane);
 	struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
 	int pipe = intel_plane->pipe;
-	u32 start_vbl_count;
-	bool atomic_update;
-
-	atomic_update = intel_pipe_update_start(intel_crtc, &start_vbl_count);
 
 	intel_update_primary_plane(intel_crtc);
 
@@ -764,16 +740,12 @@ ivb_disable_plane(struct drm_plane *plane, struct drm_crtc *crtc)
 
 	intel_flush_primary_plane(dev_priv, intel_crtc->plane);
 
-	if (atomic_update)
-		intel_pipe_update_end(intel_crtc, start_vbl_count);
-
 	/*
 	 * Avoid underruns when disabling the sprite.
 	 * FIXME remove once watermark updates are done properly.
 	 */
-	intel_wait_for_vblank(dev, pipe);
-
-	intel_update_sprite_watermarks(plane, crtc, 0, 0, 0, false, false);
+	intel_crtc->atomic.wait_vblank = true;
+	intel_crtc->atomic.update_sprite_watermarks |= (1 << drm_plane_index(plane));
 }
 
 static int
@@ -846,8 +818,6 @@ ilk_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
 	unsigned long dvssurf_offset, linear_offset;
 	u32 dvscntr, dvsscale;
 	int pixel_size = drm_format_plane_cpp(fb->pixel_format, 0);
-	u32 start_vbl_count;
-	bool atomic_update;
 
 	dvscntr = I915_READ(DVSCNTR(pipe));
 
@@ -922,8 +892,6 @@ ilk_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
 		linear_offset += src_h * fb->pitches[0] + src_w * pixel_size;
 	}
 
-	atomic_update = intel_pipe_update_start(intel_crtc, &start_vbl_count);
-
 	intel_update_primary_plane(intel_crtc);
 
 	I915_WRITE(DVSSTRIDE(pipe), fb->pitches[0]);
@@ -941,9 +909,6 @@ ilk_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
 		   i915_gem_obj_ggtt_offset(obj) + dvssurf_offset);
 
 	intel_flush_primary_plane(dev_priv, intel_crtc->plane);
-
-	if (atomic_update)
-		intel_pipe_update_end(intel_crtc, start_vbl_count);
 }
 
 static void
@@ -954,10 +919,6 @@ ilk_disable_plane(struct drm_plane *plane, struct drm_crtc *crtc)
 	struct intel_plane *intel_plane = to_intel_plane(plane);
 	struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
 	int pipe = intel_plane->pipe;
-	u32 start_vbl_count;
-	bool atomic_update;
-
-	atomic_update = intel_pipe_update_start(intel_crtc, &start_vbl_count);
 
 	intel_update_primary_plane(intel_crtc);
 
@@ -969,19 +930,25 @@ ilk_disable_plane(struct drm_plane *plane, struct drm_crtc *crtc)
 
 	intel_flush_primary_plane(dev_priv, intel_crtc->plane);
 
-	if (atomic_update)
-		intel_pipe_update_end(intel_crtc, start_vbl_count);
-
 	/*
 	 * Avoid underruns when disabling the sprite.
 	 * FIXME remove once watermark updates are done properly.
 	 */
-	intel_wait_for_vblank(dev, pipe);
-
-	intel_update_sprite_watermarks(plane, crtc, 0, 0, 0, false, false);
+	intel_crtc->atomic.wait_vblank = true;
+	intel_crtc->atomic.update_sprite_watermarks |= (1 << drm_plane_index(plane));
 }
 
-static void
+/**
+ * intel_post_enable_primary - Perform operations after enabling primary plane
+ * @crtc: the CRTC whose primary plane was just enabled
+ *
+ * Performs potentially sleeping operations that must be done after the primary
+ * plane is enabled, such as updating FBC and IPS.  Note that this may be
+ * called due to an explicit primary plane update, or due to an implicit
+ * re-enable that is caused when a sprite plane is updated to no longer
+ * completely hide the primary plane.
+ */
+void
 intel_post_enable_primary(struct drm_crtc *crtc)
 {
 	struct drm_device *dev = crtc->dev;
@@ -1008,7 +975,17 @@ intel_post_enable_primary(struct drm_crtc *crtc)
 	mutex_unlock(&dev->struct_mutex);
 }
 
-static void
+/**
+ * intel_pre_disable_primary - Perform operations before disabling primary plane
+ * @crtc: the CRTC whose primary plane is to be disabled
+ *
+ * Performs potentially sleeping operations that must be done before the
+ * primary plane is enabled, such as updating FBC and IPS.  Note that this may
+ * be called due to an explicit primary plane update, or due to an implicit
+ * disable that is caused when a sprite plane completely hides the primary
+ * plane.
+ */
+void
 intel_pre_disable_primary(struct drm_crtc *crtc)
 {
 	struct drm_device *dev = crtc->dev;
@@ -1105,15 +1082,16 @@ intel_check_sprite_plane(struct drm_plane *plane,
 	uint32_t src_x, src_y, src_w, src_h;
 	struct drm_rect *src = &state->src;
 	struct drm_rect *dst = &state->dst;
-	struct drm_rect *orig_src = &state->orig_src;
 	const struct drm_rect *clip = &state->clip;
 	int hscale, vscale;
 	int max_scale, min_scale;
 	int pixel_size;
 
+	intel_crtc = intel_crtc ? intel_crtc : to_intel_crtc(plane->crtc);
+
 	if (!fb) {
 		state->visible = false;
-		return 0;
+		goto finish;
 	}
 
 	/* Don't modify another pipe's plane */
@@ -1191,10 +1169,10 @@ intel_check_sprite_plane(struct drm_plane *plane,
 				    intel_plane->rotation);
 
 		/* sanity check to make sure the src viewport wasn't enlarged */
-		WARN_ON(src->x1 < (int) orig_src->x1 ||
-			src->y1 < (int) orig_src->y1 ||
-			src->x2 > (int) orig_src->x2 ||
-			src->y2 > (int) orig_src->y2);
+		WARN_ON(src->x1 < (int) state->base.src_x ||
+			src->y1 < (int) state->base.src_y ||
+			src->x2 > (int) state->base.src_x + state->base.src_w ||
+			src->y2 > (int) state->base.src_y + state->base.src_h);
 
 		/*
 		 * Hardware doesn't handle subpixel coordinates.
@@ -1260,6 +1238,29 @@ intel_check_sprite_plane(struct drm_plane *plane,
 	dst->y1 = crtc_y;
 	dst->y2 = crtc_y + crtc_h;
 
+finish:
+	/*
+	 * If the sprite is completely covering the primary plane,
+	 * we can disable the primary and save power.
+	 */
+	state->hides_primary = fb != NULL && drm_rect_equals(dst, clip) &&
+		!colorkey_enabled(intel_plane);
+	WARN_ON(state->hides_primary && !state->visible && intel_crtc->active);
+
+	if (intel_crtc->active) {
+		if (intel_crtc->primary_enabled == state->hides_primary)
+			intel_crtc->atomic.wait_for_flips = true;
+
+		if (intel_crtc->primary_enabled && state->hides_primary)
+			intel_crtc->atomic.pre_disable_primary = true;
+
+		intel_crtc->atomic.fb_bits |=
+			INTEL_FRONTBUFFER_SPRITE(intel_crtc->pipe);
+
+		if (!intel_crtc->primary_enabled && !state->hides_primary)
+			intel_crtc->atomic.post_enable_primary = true;
+	}
+
 	return 0;
 }
 
@@ -1267,58 +1268,23 @@ static void
 intel_commit_sprite_plane(struct drm_plane *plane,
 			  struct intel_plane_state *state)
 {
-	struct drm_device *dev = plane->dev;
 	struct drm_crtc *crtc = state->base.crtc;
-	struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+	struct intel_crtc *intel_crtc;
 	struct intel_plane *intel_plane = to_intel_plane(plane);
-	enum pipe pipe = intel_crtc->pipe;
 	struct drm_framebuffer *fb = state->base.fb;
 	struct drm_i915_gem_object *obj = intel_fb_obj(fb);
 	int crtc_x, crtc_y;
 	unsigned int crtc_w, crtc_h;
 	uint32_t src_x, src_y, src_w, src_h;
-	struct drm_rect *dst = &state->dst;
-	const struct drm_rect *clip = &state->clip;
-	bool primary_enabled;
 
-	/*
-	 * 'prepare' is never called when plane is being disabled, so we need
-	 * to handle frontbuffer tracking here
-	 */
-	if (!fb) {
-		mutex_lock(&dev->struct_mutex);
-		i915_gem_track_fb(intel_fb_obj(plane->fb), NULL,
-				  INTEL_FRONTBUFFER_SPRITE(pipe));
-		mutex_unlock(&dev->struct_mutex);
-	}
+	crtc = crtc ? crtc : plane->crtc;
+	intel_crtc = to_intel_crtc(crtc);
 
-	/*
-	 * If the sprite is completely covering the primary plane,
-	 * we can disable the primary and save power.
-	 */
-	primary_enabled = !drm_rect_equals(dst, clip) || colorkey_enabled(intel_plane);
-	WARN_ON(!primary_enabled && !state->visible && intel_crtc->active);
-
-	intel_plane->crtc_x = state->orig_dst.x1;
-	intel_plane->crtc_y = state->orig_dst.y1;
-	intel_plane->crtc_w = drm_rect_width(&state->orig_dst);
-	intel_plane->crtc_h = drm_rect_height(&state->orig_dst);
-	intel_plane->src_x = state->orig_src.x1;
-	intel_plane->src_y = state->orig_src.y1;
-	intel_plane->src_w = drm_rect_width(&state->orig_src);
-	intel_plane->src_h = drm_rect_height(&state->orig_src);
+	plane->fb = state->base.fb;
 	intel_plane->obj = obj;
 
 	if (intel_crtc->active) {
-		bool primary_was_enabled = intel_crtc->primary_enabled;
-
-		intel_crtc->primary_enabled = primary_enabled;
-
-		if (primary_was_enabled != primary_enabled)
-			intel_crtc_wait_for_pending_flips(crtc);
-
-		if (primary_was_enabled && !primary_enabled)
-			intel_pre_disable_primary(crtc);
+		intel_crtc->primary_enabled = !state->hides_primary;
 
 		if (state->visible) {
 			crtc_x = state->dst.x1;
@@ -1335,23 +1301,9 @@ intel_commit_sprite_plane(struct drm_plane *plane,
 		} else {
 			intel_plane->disable_plane(plane, crtc);
 		}
-
-
-		intel_frontbuffer_flip(dev, INTEL_FRONTBUFFER_SPRITE(pipe));
-
-		if (!primary_was_enabled && primary_enabled)
-			intel_post_enable_primary(crtc);
 	}
 }
 
-static void intel_destroy_plane(struct drm_plane *plane)
-{
-	struct intel_plane *intel_plane = to_intel_plane(plane);
-	intel_disable_plane(plane);
-	drm_plane_cleanup(plane);
-	kfree(intel_plane);
-}
-
 int intel_sprite_set_colorkey(struct drm_device *dev, void *data,
 			      struct drm_file *file_priv)
 {
@@ -1439,23 +1391,23 @@ int intel_plane_set_property(struct drm_plane *plane,
 
 int intel_plane_restore(struct drm_plane *plane)
 {
-	struct intel_plane *intel_plane = to_intel_plane(plane);
-
 	if (!plane->crtc || !plane->fb)
 		return 0;
 
 	return plane->funcs->update_plane(plane, plane->crtc, plane->fb,
-				  intel_plane->crtc_x, intel_plane->crtc_y,
-				  intel_plane->crtc_w, intel_plane->crtc_h,
-				  intel_plane->src_x, intel_plane->src_y,
-				  intel_plane->src_w, intel_plane->src_h);
+				  plane->state->crtc_x, plane->state->crtc_y,
+				  plane->state->crtc_w, plane->state->crtc_h,
+				  plane->state->src_x, plane->state->src_y,
+				  plane->state->src_w, plane->state->src_h);
 }
 
-static const struct drm_plane_funcs intel_plane_funcs = {
-	.update_plane = intel_update_plane,
-	.disable_plane = intel_disable_plane,
-	.destroy = intel_destroy_plane,
+static const struct drm_plane_funcs intel_sprite_plane_funcs = {
+	.update_plane = drm_plane_helper_update,
+	.disable_plane = drm_plane_helper_disable,
+	.destroy = intel_plane_destroy,
 	.set_property = intel_plane_set_property,
+	.atomic_duplicate_state = intel_plane_duplicate_state,
+	.atomic_destroy_state = intel_plane_destroy_state,
 };
 
 static uint32_t ilk_plane_formats[] = {
@@ -1517,6 +1469,13 @@ intel_plane_init(struct drm_device *dev, enum pipe pipe, int plane)
 	if (!intel_plane)
 		return -ENOMEM;
 
+	intel_plane->base.state =
+		intel_plane_duplicate_state(&intel_plane->base);
+	if (intel_plane->base.state == NULL) {
+		kfree(intel_plane);
+		return -ENOMEM;
+	}
+
 	switch (INTEL_INFO(dev)->gen) {
 	case 5:
 	case 6:
@@ -1591,7 +1550,7 @@ intel_plane_init(struct drm_device *dev, enum pipe pipe, int plane)
 	intel_plane->commit_plane = intel_commit_sprite_plane;
 	possible_crtcs = (1 << pipe);
 	ret = drm_universal_plane_init(dev, &intel_plane->base, possible_crtcs,
-				       &intel_plane_funcs,
+				       &intel_sprite_plane_funcs,
 				       plane_formats, num_plane_formats,
 				       DRM_PLANE_TYPE_OVERLAY);
 	if (ret) {
@@ -1610,6 +1569,8 @@ intel_plane_init(struct drm_device *dev, enum pipe pipe, int plane)
 					   dev->mode_config.rotation_property,
 					   intel_plane->rotation);
 
+	drm_plane_helper_add(&intel_plane->base, &intel_plane_helper_funcs);
+
  out:
 	return ret;
 }