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

Using PLANE_PRIMARY + PLANE_SPRITE? on skl+ results in a bunch
of unnecessary head scratching. Add aliases using the skl+ plane
names.
And for pre-skl we only need to keep PRIMARY,SPRITE0,SPRITE1
as we only ever have 0-2 sprites per pipe on those platforms.

Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
---
 drivers/gpu/drm/i915/display/intel_crtc.c     |  6 ++----
 drivers/gpu/drm/i915/display/intel_display.c  |  8 +++----
 .../drm/i915/display/intel_display_limits.h   | 21 ++++++++++++-------
 .../gpu/drm/i915/display/intel_sprite_uapi.c  |  2 +-
 .../drm/i915/display/skl_universal_plane.c    | 19 ++++++++---------
 5 files changed, 30 insertions(+), 26 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_crtc.c 
b/drivers/gpu/drm/i915/display/intel_crtc.c
index 339010384b86..ca6dc1dc56c8 100644
--- a/drivers/gpu/drm/i915/display/intel_crtc.c
+++ b/drivers/gpu/drm/i915/display/intel_crtc.c
@@ -310,8 +310,7 @@ int intel_crtc_init(struct drm_i915_private *dev_priv, enum 
pipe pipe)
        crtc->num_scalers = DISPLAY_RUNTIME_INFO(dev_priv)->num_scalers[pipe];
 
        if (DISPLAY_VER(dev_priv) >= 9)
-               primary = skl_universal_plane_create(dev_priv, pipe,
-                                                    PLANE_PRIMARY);
+               primary = skl_universal_plane_create(dev_priv, pipe, PLANE_1);
        else
                primary = intel_primary_plane_create(dev_priv, pipe);
        if (IS_ERR(primary)) {
@@ -326,8 +325,7 @@ int intel_crtc_init(struct drm_i915_private *dev_priv, enum 
pipe pipe)
                struct intel_plane *plane;
 
                if (DISPLAY_VER(dev_priv) >= 9)
-                       plane = skl_universal_plane_create(dev_priv, pipe,
-                                                          PLANE_SPRITE0 + 
sprite);
+                       plane = skl_universal_plane_create(dev_priv, pipe, 
PLANE_2 + sprite);
                else
                        plane = intel_sprite_plane_create(dev_priv, pipe, 
sprite);
                if (IS_ERR(plane)) {
diff --git a/drivers/gpu/drm/i915/display/intel_display.c 
b/drivers/gpu/drm/i915/display/intel_display.c
index cce1420fb541..ee2df655b0ab 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -4121,13 +4121,13 @@ static int icl_check_nv12_planes(struct 
intel_crtc_state *crtc_state)
                linked_state->uapi.dst = plane_state->uapi.dst;
 
                if (icl_is_hdr_plane(dev_priv, plane->id)) {
-                       if (linked->id == PLANE_SPRITE5)
+                       if (linked->id == PLANE_7)
                                plane_state->cus_ctl |= PLANE_CUS_Y_PLANE_7_ICL;
-                       else if (linked->id == PLANE_SPRITE4)
+                       else if (linked->id == PLANE_6)
                                plane_state->cus_ctl |= PLANE_CUS_Y_PLANE_6_ICL;
-                       else if (linked->id == PLANE_SPRITE3)
+                       else if (linked->id == PLANE_5)
                                plane_state->cus_ctl |= PLANE_CUS_Y_PLANE_5_RKL;
-                       else if (linked->id == PLANE_SPRITE2)
+                       else if (linked->id == PLANE_4)
                                plane_state->cus_ctl |= PLANE_CUS_Y_PLANE_4_RKL;
                        else
                                MISSING_CASE(linked->id);
diff --git a/drivers/gpu/drm/i915/display/intel_display_limits.h 
b/drivers/gpu/drm/i915/display/intel_display_limits.h
index 5126d0b5ae5d..c4775c99dc83 100644
--- a/drivers/gpu/drm/i915/display/intel_display_limits.h
+++ b/drivers/gpu/drm/i915/display/intel_display_limits.h
@@ -60,16 +60,23 @@ enum transcoder {
  * (eg. PLANE_CTL(), PS_PLANE_SEL(), etc.) so adjust with care.
  */
 enum plane_id {
-       PLANE_PRIMARY,
-       PLANE_SPRITE0,
-       PLANE_SPRITE1,
-       PLANE_SPRITE2,
-       PLANE_SPRITE3,
-       PLANE_SPRITE4,
-       PLANE_SPRITE5,
+       /* skl+ universal plane names */
+       PLANE_1,
+       PLANE_2,
+       PLANE_3,
+       PLANE_4,
+       PLANE_5,
+       PLANE_6,
+       PLANE_7,
+
        PLANE_CURSOR,
 
        I915_MAX_PLANES,
+
+       /* pre-skl plane names */
+       PLANE_PRIMARY = PLANE_1,
+       PLANE_SPRITE0,
+       PLANE_SPRITE1,
 };
 
 enum port {
diff --git a/drivers/gpu/drm/i915/display/intel_sprite_uapi.c 
b/drivers/gpu/drm/i915/display/intel_sprite_uapi.c
index a76b48ebc2d3..4853c4806004 100644
--- a/drivers/gpu/drm/i915/display/intel_sprite_uapi.c
+++ b/drivers/gpu/drm/i915/display/intel_sprite_uapi.c
@@ -74,7 +74,7 @@ int intel_sprite_set_colorkey_ioctl(struct drm_device *dev, 
void *data,
         * pipe simultaneously.
         */
        if (DISPLAY_VER(dev_priv) >= 9 &&
-           to_intel_plane(plane)->id >= PLANE_SPRITE1 &&
+           to_intel_plane(plane)->id >= PLANE_3 &&
            set->flags & I915_SET_COLORKEY_DESTINATION)
                return -EINVAL;
 
diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c 
b/drivers/gpu/drm/i915/display/skl_universal_plane.c
index 32d10e62b2b9..d0bfee2ca643 100644
--- a/drivers/gpu/drm/i915/display/skl_universal_plane.c
+++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c
@@ -238,9 +238,9 @@ int skl_format_to_fourcc(int format, bool rgb_order, bool 
alpha)
 static u8 icl_nv12_y_plane_mask(struct drm_i915_private *i915)
 {
        if (DISPLAY_VER(i915) >= 13 || HAS_D12_PLANE_MINIMIZATION(i915))
-               return BIT(PLANE_SPRITE2) | BIT(PLANE_SPRITE3);
+               return BIT(PLANE_6) | BIT(PLANE_7);
        else
-               return BIT(PLANE_SPRITE4) | BIT(PLANE_SPRITE5);
+               return BIT(PLANE_4) | BIT(PLANE_5);
 }
 
 bool icl_is_nv12_y_plane(struct drm_i915_private *dev_priv,
@@ -252,7 +252,7 @@ bool icl_is_nv12_y_plane(struct drm_i915_private *dev_priv,
 
 u8 icl_hdr_plane_mask(void)
 {
-       return BIT(PLANE_PRIMARY) | BIT(PLANE_SPRITE0) | BIT(PLANE_SPRITE1);
+       return BIT(PLANE_1) | BIT(PLANE_2) | BIT(PLANE_3);
 }
 
 bool icl_is_hdr_plane(struct drm_i915_private *dev_priv, enum plane_id 
plane_id)
@@ -2099,7 +2099,7 @@ static bool skl_plane_has_fbc(struct drm_i915_private 
*i915,
        if (DISPLAY_VER(i915) >= 20)
                return icl_is_hdr_plane(i915, plane_id);
        else
-               return plane_id == PLANE_PRIMARY;
+               return plane_id == PLANE_1;
 }
 
 static struct intel_fbc *skl_plane_fbc(struct drm_i915_private *dev_priv,
@@ -2123,7 +2123,7 @@ static bool skl_plane_has_planar(struct drm_i915_private 
*dev_priv,
        if (DISPLAY_VER(dev_priv) == 9 && pipe == PIPE_C)
                return false;
 
-       if (plane_id != PLANE_PRIMARY && plane_id != PLANE_SPRITE0)
+       if (plane_id != PLANE_1 && plane_id != PLANE_2)
                return false;
 
        return true;
@@ -2331,8 +2331,7 @@ static bool skl_plane_has_rc_ccs(struct drm_i915_private 
*i915,
                return pipe != PIPE_C;
 
        return pipe != PIPE_C &&
-               (plane_id == PLANE_PRIMARY ||
-                plane_id == PLANE_SPRITE0);
+               (plane_id == PLANE_1 || plane_id == PLANE_2);
 }
 
 static bool gen12_plane_has_mc_ccs(struct drm_i915_private *i915,
@@ -2350,7 +2349,7 @@ static bool gen12_plane_has_mc_ccs(struct 
drm_i915_private *i915,
        if (IS_ALDERLAKE_P(i915) && IS_DISPLAY_STEP(i915, STEP_A0, STEP_B0))
                return false;
 
-       return plane_id < PLANE_SPRITE4;
+       return plane_id < PLANE_6;
 }
 
 static u8 skl_get_plane_caps(struct drm_i915_private *i915,
@@ -2439,7 +2438,7 @@ skl_universal_plane_create(struct drm_i915_private 
*dev_priv,
        plane->get_hw_state = skl_plane_get_hw_state;
        plane->check_plane = skl_plane_check;
 
-       if (plane_id == PLANE_PRIMARY) {
+       if (plane_id == PLANE_1) {
                plane->need_async_flip_toggle_wa = IS_DISPLAY_VER(dev_priv, 9, 
10);
                plane->async_flip = skl_plane_async_flip;
                plane->enable_flip_done = skl_plane_enable_flip_done;
@@ -2461,7 +2460,7 @@ skl_universal_plane_create(struct drm_i915_private 
*dev_priv,
        else
                plane_funcs = &skl_plane_funcs;
 
-       if (plane_id == PLANE_PRIMARY)
+       if (plane_id == PLANE_1)
                plane_type = DRM_PLANE_TYPE_PRIMARY;
        else
                plane_type = DRM_PLANE_TYPE_OVERLAY;
-- 
2.44.1

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