From: Gustavo Padovan <gustavo.pado...@collabora.co.uk>

take out pin_fb code so the commit phase can't fail anymore.

Signed-off-by: Gustavo Padovan <gustavo.padovan at collabora.co.uk>
---
 drivers/gpu/drm/i915/intel_sprite.c | 63 +++++++++++++++++++++++--------------
 1 file changed, 40 insertions(+), 23 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_sprite.c 
b/drivers/gpu/drm/i915/intel_sprite.c
index 750b634..8e5445b 100644
--- a/drivers/gpu/drm/i915/intel_sprite.c
+++ b/drivers/gpu/drm/i915/intel_sprite.c
@@ -1189,34 +1189,18 @@ intel_check_sprite_plane(struct drm_plane *plane,
 }

 static int
-intel_commit_sprite_plane(struct drm_plane *plane,
-                         struct intel_plane_state *state)
+intel_prepare_sprite_plane(struct drm_plane *plane,
+                          struct intel_plane_state *state)
 {
        struct drm_device *dev = plane->dev;
        struct drm_crtc *crtc = state->crtc;
        struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
-       struct intel_plane *intel_plane = to_intel_plane(plane);
        enum pipe pipe = intel_crtc->pipe;
        struct drm_framebuffer *fb = state->fb;
-       struct intel_framebuffer *intel_fb = to_intel_framebuffer(fb);
-       struct drm_i915_gem_object *obj = intel_fb->obj;
-       struct drm_i915_gem_object *old_obj = intel_plane->obj;
-       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;
+       struct drm_i915_gem_object *obj = intel_fb_obj(fb);
+       struct drm_i915_gem_object *old_obj = intel_fb_obj(plane->fb);
        int ret;

-       /*
-        * 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);
-
-
        if (old_obj != obj) {
                mutex_lock(&dev->struct_mutex);

@@ -1235,6 +1219,36 @@ intel_commit_sprite_plane(struct drm_plane *plane,
                        return ret;
        }

+       return 0;
+}
+
+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->crtc;
+       struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+       struct intel_plane *intel_plane = to_intel_plane(plane);
+       enum pipe pipe = intel_crtc->pipe;
+       struct drm_framebuffer *fb = state->fb;
+       struct intel_framebuffer *intel_fb = to_intel_framebuffer(fb);
+       struct drm_i915_gem_object *obj = intel_fb->obj;
+       struct drm_i915_gem_object *old_obj = intel_plane->obj;
+       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;
+
+       /*
+        * 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);
@@ -1295,8 +1309,6 @@ intel_commit_sprite_plane(struct drm_plane *plane,
                intel_unpin_fb_obj(old_obj);
                mutex_unlock(&dev->struct_mutex);
        }
-
-       return 0;
 }

 static int
@@ -1336,7 +1348,12 @@ intel_update_plane(struct drm_plane *plane, struct 
drm_crtc *crtc,
        if (ret)
                return ret;

-       return intel_commit_sprite_plane(plane, &state);
+       ret = intel_prepare_sprite_plane(plane, &state);
+       if (ret)
+               return ret;
+
+       intel_commit_sprite_plane(plane, &state);
+       return 0;
 }

 static int
-- 
1.9.3

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