drm/i915: Store ggtt_view in plane_state

Stash the gtt_view structure into the plane state. This will become
useful when we do GTT remapping as the gtt_view will not come directly
from the fb anymore.
Reviewed-by: NJosé Roberto de Souza <jose.souza@intel.com>
Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180907152413.15761-7-ville.syrjala@linux.intel.com

drivers/gpu/drm/i915/intel_display.c

@@ -2079,14 +2079,13 @@ static bool intel_plane_uses_fence(const struct intel_plane_state *plane_state)
 
 struct i915_vma *
 intel_pin_and_fence_fb_obj(struct drm_framebuffer *fb,
-			   unsigned int rotation,
+			   const struct i915_ggtt_view *view,
 			   bool uses_fence,
 			   unsigned long *out_flags)
 {
 	struct drm_device *dev = fb->dev;
 	struct drm_i915_private *dev_priv = to_i915(dev);
 	struct drm_i915_gem_object *obj = intel_fb_obj(fb);
-	struct i915_ggtt_view view;
 	struct i915_vma *vma;
 	unsigned int pinctl;
 	u32 alignment;
@@ -2095,8 +2094,6 @@ intel_pin_and_fence_fb_obj(struct drm_framebuffer *fb,
 
 	alignment = intel_surf_alignment(fb, 0);
 
-	intel_fill_fb_ggtt_view(&view, fb, rotation);
-
 	/* Note that the w/a also requires 64 PTE of padding following the
 	 * bo. We currently fill all unused PTE with the shadow page and so
 	 * we should always have valid PTE following the scanout preventing
@@ -2129,7 +2126,7 @@ intel_pin_and_fence_fb_obj(struct drm_framebuffer *fb,
 		pinctl |= PIN_MAPPABLE;
 
 	vma = i915_gem_object_pin_to_display_plane(obj,
-						   alignment, &view, pinctl);
+						   alignment, view, pinctl);
 	if (IS_ERR(vma))
 		goto err;
 
@@ -2856,13 +2853,15 @@ intel_find_initial_plane_obj(struct intel_crtc *intel_crtc,
 	return;
 
 valid_fb:
+	intel_fill_fb_ggtt_view(&intel_state->view, fb,
+				intel_state->base.rotation);
 	intel_state->color_plane[0].stride =
 		intel_fb_pitch(fb, 0, intel_state->base.rotation);
 
 	mutex_lock(&dev->struct_mutex);
 	intel_state->vma =
 		intel_pin_and_fence_fb_obj(fb,
-					   primary->state->rotation,
+					   &intel_state->view,
 					   intel_plane_uses_fence(intel_state),
 					   &intel_state->flags);
 	mutex_unlock(&dev->struct_mutex);
@@ -3175,6 +3174,7 @@ int skl_check_plane_surface(const struct intel_crtc_state *crtc_state,
 	unsigned int rotation = plane_state->base.rotation;
 	int ret;
 
+	intel_fill_fb_ggtt_view(&plane_state->view, fb, rotation);
 	plane_state->color_plane[0].stride = intel_fb_pitch(fb, 0, rotation);
 	plane_state->color_plane[1].stride = intel_fb_pitch(fb, 1, rotation);
 
@@ -3320,6 +3320,7 @@ int i9xx_check_plane_surface(struct intel_plane_state *plane_state)
 	int src_y = plane_state->base.src.y1 >> 16;
 	u32 offset;
 
+	intel_fill_fb_ggtt_view(&plane_state->view, fb, rotation);
 	plane_state->color_plane[0].stride = intel_fb_pitch(fb, 0, rotation);
 
 	intel_add_fb_offsets(&src_x, &src_y, plane_state, 0);
@@ -9702,6 +9703,7 @@ static int intel_check_cursor(struct intel_crtc_state *crtc_state,
 		return -EINVAL;
 	}
 
+	intel_fill_fb_ggtt_view(&plane_state->view, fb, rotation);
 	plane_state->color_plane[0].stride = intel_fb_pitch(fb, 0, rotation);
 
 	src_x = plane_state->base.src_x >> 16;
@@ -13046,7 +13048,7 @@ static int intel_plane_pin_fb(struct intel_plane_state *plane_state)
 	}
 
 	vma = intel_pin_and_fence_fb_obj(fb,
-					 plane_state->base.rotation,
+					 &plane_state->view,
 					 intel_plane_uses_fence(plane_state),
 					 &plane_state->flags);
 	if (IS_ERR(vma))

drivers/gpu/drm/i915/intel_drv.h

@@ -496,6 +496,7 @@ struct intel_atomic_state {
 
 struct intel_plane_state {
 	struct drm_plane_state base;
+	struct i915_ggtt_view view;
 	struct i915_vma *vma;
 	unsigned long flags;
 #define PLANE_HAS_FENCE BIT(0)
@@ -1568,7 +1569,7 @@ void intel_release_load_detect_pipe(struct drm_connector *connector,
 				    struct drm_modeset_acquire_ctx *ctx);
 struct i915_vma *
 intel_pin_and_fence_fb_obj(struct drm_framebuffer *fb,
-			   unsigned int rotation,
+			   const struct i915_ggtt_view *view,
 			   bool uses_fence,
 			   unsigned long *out_flags);
 void intel_unpin_fb_vma(struct i915_vma *vma, unsigned long flags);

drivers/gpu/drm/i915/intel_fbdev.c

@@ -175,6 +175,9 @@ static int intelfb_create(struct drm_fb_helper *helper,
 	struct drm_i915_private *dev_priv = to_i915(dev);
 	struct pci_dev *pdev = dev_priv->drm.pdev;
 	struct i915_ggtt *ggtt = &dev_priv->ggtt;
+	const struct i915_ggtt_view view = {
+		.type = I915_GGTT_VIEW_NORMAL,
+	};
 	struct fb_info *info;
 	struct drm_framebuffer *fb;
 	struct i915_vma *vma;
@@ -214,8 +217,7 @@ static int intelfb_create(struct drm_fb_helper *helper,
 	 * BIOS is suitable for own access.
 	 */
 	vma = intel_pin_and_fence_fb_obj(&ifbdev->fb->base,
-					 DRM_MODE_ROTATE_0,
-					 false, &flags);
+					 &view, false, &flags);
 	if (IS_ERR(vma)) {
 		ret = PTR_ERR(vma);
 		goto out_unlock;