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

Move the plane control register rotation setup away from the
coordinate munging code. This will result in neater looking
code once we add reflection support for CHV.

Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
Reviewed-by: Chris Wilson <ch...@chris-wilson.co.uk>
Reviewed-by: Joonas Lahtinen <joonas.lahti...@linux.intel.com>
---
 drivers/gpu/drm/i915/intel_display.c | 28 ++++++++++++++--------------
 drivers/gpu/drm/i915/intel_sprite.c  | 28 +++++++++++++++-------------
 2 files changed, 29 insertions(+), 27 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_display.c 
b/drivers/gpu/drm/i915/intel_display.c
index 5f36040eb96b..5c612a0dffb3 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -2674,6 +2674,9 @@ static void i9xx_update_primary_plane(struct drm_plane 
*primary,
            obj->tiling_mode != I915_TILING_NONE)
                dspcntr |= DISPPLANE_TILED;
 
+       if (rotation & BIT(DRM_ROTATE_180))
+               dspcntr |= DISPPLANE_ROTATE_180;
+
        if (IS_G4X(dev))
                dspcntr |= DISPPLANE_TRICKLE_FEED_DISABLE;
 
@@ -2689,8 +2692,6 @@ static void i9xx_update_primary_plane(struct drm_plane 
*primary,
        }
 
        if (rotation & BIT(DRM_ROTATE_180)) {
-               dspcntr |= DISPPLANE_ROTATE_180;
-
                x += (crtc_state->pipe_src_w - 1);
                y += (crtc_state->pipe_src_h - 1);
 
@@ -2783,6 +2784,9 @@ static void ironlake_update_primary_plane(struct 
drm_plane *primary,
        if (obj->tiling_mode != I915_TILING_NONE)
                dspcntr |= DISPPLANE_TILED;
 
+       if (rotation & BIT(DRM_ROTATE_180))
+               dspcntr |= DISPPLANE_ROTATE_180;
+
        if (!IS_HASWELL(dev) && !IS_BROADWELL(dev))
                dspcntr |= DISPPLANE_TRICKLE_FEED_DISABLE;
 
@@ -2792,19 +2796,15 @@ static void ironlake_update_primary_plane(struct 
drm_plane *primary,
                                          fb->pitches[0], rotation);
        linear_offset -= intel_crtc->dspaddr_offset;
 
-       if (rotation & BIT(DRM_ROTATE_180)) {
-               dspcntr |= DISPPLANE_ROTATE_180;
-
-               if (!IS_HASWELL(dev) && !IS_BROADWELL(dev)) {
-                       x += (crtc_state->pipe_src_w - 1);
-                       y += (crtc_state->pipe_src_h - 1);
+       /* HSW and BDW does this automagically in hardware */
+       if (!IS_HASWELL(dev) && !IS_BROADWELL(dev) &&
+           rotation & BIT(DRM_ROTATE_180)) {
+               x += (crtc_state->pipe_src_w - 1);
+               y += (crtc_state->pipe_src_h - 1);
 
-                       /* Finding the last pixel of the last line of the 
display
-                       data and adding to linear_offset*/
-                       linear_offset +=
-                               (crtc_state->pipe_src_h - 1) * fb->pitches[0] +
-                               (crtc_state->pipe_src_w - 1) * cpp;
-               }
+               linear_offset +=
+                       (crtc_state->pipe_src_h - 1) * fb->pitches[0] +
+                       (crtc_state->pipe_src_w - 1) * cpp;
        }
 
        intel_crtc->adjusted_x = x;
diff --git a/drivers/gpu/drm/i915/intel_sprite.c 
b/drivers/gpu/drm/i915/intel_sprite.c
index ccb894f39425..f26594e2e851 100644
--- a/drivers/gpu/drm/i915/intel_sprite.c
+++ b/drivers/gpu/drm/i915/intel_sprite.c
@@ -433,6 +433,9 @@ vlv_update_plane(struct drm_plane *dplane,
        if (obj->tiling_mode != I915_TILING_NONE)
                sprctl |= SP_TILED;
 
+       if (rotation & BIT(DRM_ROTATE_180))
+               sprctl |= SP_ROTATE_180;
+
        /* Sizes are 0 based */
        src_w--;
        src_h--;
@@ -445,8 +448,6 @@ vlv_update_plane(struct drm_plane *dplane,
        linear_offset -= sprsurf_offset;
 
        if (rotation & BIT(DRM_ROTATE_180)) {
-               sprctl |= SP_ROTATE_180;
-
                x += src_w;
                y += src_h;
                linear_offset += src_h * fb->pitches[0] + src_w * cpp;
@@ -555,6 +556,9 @@ ivb_update_plane(struct drm_plane *plane,
        if (obj->tiling_mode != I915_TILING_NONE)
                sprctl |= SPRITE_TILED;
 
+       if (rotation & BIT(DRM_ROTATE_180))
+               sprctl |= SPRITE_ROTATE_180;
+
        if (IS_HASWELL(dev) || IS_BROADWELL(dev))
                sprctl &= ~SPRITE_TRICKLE_FEED_DISABLE;
        else
@@ -577,15 +581,12 @@ ivb_update_plane(struct drm_plane *plane,
                                                   fb->pitches[0], rotation);
        linear_offset -= sprsurf_offset;
 
-       if (rotation & BIT(DRM_ROTATE_180)) {
-               sprctl |= SPRITE_ROTATE_180;
-
-               /* HSW and BDW does this automagically in hardware */
-               if (!IS_HASWELL(dev) && !IS_BROADWELL(dev)) {
-                       x += src_w;
-                       y += src_h;
-                       linear_offset += src_h * fb->pitches[0] + src_w * cpp;
-               }
+       /* HSW and BDW does this automagically in hardware */
+       if (!IS_HASWELL(dev) && !IS_BROADWELL(dev) &&
+           rotation & BIT(DRM_ROTATE_180)) {
+               x += src_w;
+               y += src_h;
+               linear_offset += src_h * fb->pitches[0] + src_w * cpp;
        }
 
        if (key->flags) {
@@ -696,6 +697,9 @@ ilk_update_plane(struct drm_plane *plane,
        if (obj->tiling_mode != I915_TILING_NONE)
                dvscntr |= DVS_TILED;
 
+       if (rotation & BIT(DRM_ROTATE_180))
+               dvscntr |= DVS_ROTATE_180;
+
        if (IS_GEN6(dev))
                dvscntr |= DVS_TRICKLE_FEED_DISABLE; /* must disable */
 
@@ -715,8 +719,6 @@ ilk_update_plane(struct drm_plane *plane,
        linear_offset -= dvssurf_offset;
 
        if (rotation & BIT(DRM_ROTATE_180)) {
-               dvscntr |= DVS_ROTATE_180;
-
                x += src_w;
                y += src_h;
                linear_offset += src_h * fb->pitches[0] + src_w * cpp;
-- 
2.7.4

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