From: Ville Syrjälä <ville.syrj...@linux.intel.com>

Pull the code linking the UV and Y planes together into a
sensible function instead of having the code plastered inside
the higher level loop.

Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
---
 drivers/gpu/drm/i915/display/intel_display.c | 83 +++++++++++---------
 1 file changed, 47 insertions(+), 36 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_display.c 
b/drivers/gpu/drm/i915/display/intel_display.c
index 8004ad20ed0a..a1fa40622d35 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -4402,6 +4402,52 @@ static bool check_single_encoder_cloning(struct 
intel_atomic_state *state,
        return true;
 }
 
+static void link_nv12_planes(struct intel_crtc_state *crtc_state,
+                            struct intel_plane_state *plane_state,
+                            struct intel_plane_state *linked_state)
+{
+       struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane);
+       struct intel_plane *linked = to_intel_plane(linked_state->uapi.plane);
+       struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
+
+       plane_state->planar_linked_plane = linked;
+
+       linked_state->is_y_plane = true;
+       linked_state->planar_linked_plane = plane;
+       crtc_state->enabled_planes |= BIT(linked->id);
+       crtc_state->active_planes |= BIT(linked->id);
+       crtc_state->update_planes |= BIT(linked->id);
+       crtc_state->data_rate[linked->id] =
+               crtc_state->data_rate_y[plane->id];
+       crtc_state->rel_data_rate[linked->id] =
+               crtc_state->rel_data_rate_y[plane->id];
+       drm_dbg_kms(&dev_priv->drm, "Using %s as Y plane for %s\n",
+                   linked->base.name, plane->base.name);
+
+       /* Copy parameters to slave plane */
+       linked_state->ctl = plane_state->ctl | PLANE_CTL_YUV420_Y_PLANE;
+       linked_state->color_ctl = plane_state->color_ctl;
+       linked_state->view = plane_state->view;
+       linked_state->decrypt = plane_state->decrypt;
+
+       intel_plane_copy_hw_state(linked_state, plane_state);
+       linked_state->uapi.src = plane_state->uapi.src;
+       linked_state->uapi.dst = plane_state->uapi.dst;
+
+       if (icl_is_hdr_plane(dev_priv, plane->id)) {
+               if (linked->id == PLANE_7)
+                       plane_state->cus_ctl |= PLANE_CUS_Y_PLANE_7_ICL;
+               else if (linked->id == PLANE_6)
+                       plane_state->cus_ctl |= PLANE_CUS_Y_PLANE_6_ICL;
+               else if (linked->id == PLANE_5)
+                       plane_state->cus_ctl |= PLANE_CUS_Y_PLANE_5_RKL;
+               else if (linked->id == PLANE_4)
+                       plane_state->cus_ctl |= PLANE_CUS_Y_PLANE_4_RKL;
+               else
+                       MISSING_CASE(linked->id);
+       }
+}
+
 static void unlink_nv12_plane(struct intel_crtc_state *crtc_state,
                              struct intel_plane_state *plane_state)
 {
@@ -4481,42 +4527,7 @@ static int icl_check_nv12_planes(struct 
intel_atomic_state *state,
                        return -EINVAL;
                }
 
-               plane_state->planar_linked_plane = linked;
-
-               linked_state->is_y_plane = true;
-               linked_state->planar_linked_plane = plane;
-               crtc_state->enabled_planes |= BIT(linked->id);
-               crtc_state->active_planes |= BIT(linked->id);
-               crtc_state->update_planes |= BIT(linked->id);
-               crtc_state->data_rate[linked->id] =
-                       crtc_state->data_rate_y[plane->id];
-               crtc_state->rel_data_rate[linked->id] =
-                       crtc_state->rel_data_rate_y[plane->id];
-               drm_dbg_kms(&dev_priv->drm, "Using %s as Y plane for %s\n",
-                           linked->base.name, plane->base.name);
-
-               /* Copy parameters to slave plane */
-               linked_state->ctl = plane_state->ctl | PLANE_CTL_YUV420_Y_PLANE;
-               linked_state->color_ctl = plane_state->color_ctl;
-               linked_state->view = plane_state->view;
-               linked_state->decrypt = plane_state->decrypt;
-
-               intel_plane_copy_hw_state(linked_state, plane_state);
-               linked_state->uapi.src = plane_state->uapi.src;
-               linked_state->uapi.dst = plane_state->uapi.dst;
-
-               if (icl_is_hdr_plane(dev_priv, plane->id)) {
-                       if (linked->id == PLANE_7)
-                               plane_state->cus_ctl |= PLANE_CUS_Y_PLANE_7_ICL;
-                       else if (linked->id == PLANE_6)
-                               plane_state->cus_ctl |= PLANE_CUS_Y_PLANE_6_ICL;
-                       else if (linked->id == PLANE_5)
-                               plane_state->cus_ctl |= PLANE_CUS_Y_PLANE_5_RKL;
-                       else if (linked->id == PLANE_4)
-                               plane_state->cus_ctl |= PLANE_CUS_Y_PLANE_4_RKL;
-                       else
-                               MISSING_CASE(linked->id);
-               }
+               link_nv12_planes(crtc_state, plane_state, linked_state);
        }
 
        return 0;
-- 
2.45.3

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