drm/i915/intel_fb: Pull FB plane functions from skl_universal_plane.c

Move the FB plane related functions from skl_universal_plane.c to
intel_fb.c.
Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210325214808.2071517-8-imre.deak@intel.com

drivers/gpu/drm/i915/display/intel_fb.c

@@ -26,3 +26,35 @@ bool is_gen12_ccs_cc_plane(const struct drm_framebuffer *fb, int plane)
 	return fb->modifier == I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS_CC &&
 	       plane == 2;
 }
+
+int main_to_ccs_plane(const struct drm_framebuffer *fb, int main_plane)
+{
+	drm_WARN_ON(fb->dev, !is_ccs_modifier(fb->modifier) ||
+		    (main_plane && main_plane >= fb->format->num_planes / 2));
+
+	return fb->format->num_planes / 2 + main_plane;
+}
+
+int skl_ccs_to_main_plane(const struct drm_framebuffer *fb, int ccs_plane)
+{
+	drm_WARN_ON(fb->dev, !is_ccs_modifier(fb->modifier) ||
+		    ccs_plane < fb->format->num_planes / 2);
+
+	if (is_gen12_ccs_cc_plane(fb, ccs_plane))
+		return 0;
+
+	return ccs_plane - fb->format->num_planes / 2;
+}
+
+int skl_main_to_aux_plane(const struct drm_framebuffer *fb, int main_plane)
+{
+	struct drm_i915_private *i915 = to_i915(fb->dev);
+
+	if (is_ccs_modifier(fb->modifier))
+		return main_to_ccs_plane(fb, main_plane);
+	else if (DISPLAY_VER(i915) < 11 &&
+		 intel_format_info_is_yuv_semiplanar(fb->format, fb->modifier))
+		return 1;
+	else
+		return 0;
+}

drivers/gpu/drm/i915/display/intel_fb.h

@@ -14,4 +14,8 @@ bool is_ccs_plane(const struct drm_framebuffer *fb, int plane);
 bool is_gen12_ccs_plane(const struct drm_framebuffer *fb, int plane);
 bool is_gen12_ccs_cc_plane(const struct drm_framebuffer *fb, int plane);
 
+int main_to_ccs_plane(const struct drm_framebuffer *fb, int main_plane);
+int skl_ccs_to_main_plane(const struct drm_framebuffer *fb, int ccs_plane);
+int skl_main_to_aux_plane(const struct drm_framebuffer *fb, int main_plane);
+
 #endif /* __INTEL_FB_H__ */

drivers/gpu/drm/i915/display/skl_universal_plane.c

@@ -915,40 +915,6 @@ static u32 glk_plane_color_ctl(const struct intel_crtc_state *crtc_state,
 	return plane_color_ctl;
 }
 
-static int
-main_to_ccs_plane(const struct drm_framebuffer *fb, int main_plane)
-{
-	drm_WARN_ON(fb->dev, !is_ccs_modifier(fb->modifier) ||
-		    (main_plane && main_plane >= fb->format->num_planes / 2));
-
-	return fb->format->num_planes / 2 + main_plane;
-}
-
-int skl_ccs_to_main_plane(const struct drm_framebuffer *fb, int ccs_plane)
-{
-	drm_WARN_ON(fb->dev, !is_ccs_modifier(fb->modifier) ||
-		    ccs_plane < fb->format->num_planes / 2);
-
-	if (is_gen12_ccs_cc_plane(fb, ccs_plane))
-		return 0;
-
-	return ccs_plane - fb->format->num_planes / 2;
-}
-
-static int
-skl_main_to_aux_plane(const struct drm_framebuffer *fb, int main_plane)
-{
-	struct drm_i915_private *i915 = to_i915(fb->dev);
-
-	if (is_ccs_modifier(fb->modifier))
-		return main_to_ccs_plane(fb, main_plane);
-	else if (DISPLAY_VER(i915) < 11 &&
-		 intel_format_info_is_yuv_semiplanar(fb->format, fb->modifier))
-		return 1;
-	else
-		return 0;
-}
-
 static void
 skl_program_plane(struct intel_plane *plane,
 		  const struct intel_crtc_state *crtc_state,

drivers/gpu/drm/i915/display/skl_universal_plane.h

@@ -8,7 +8,6 @@
 
 #include <linux/types.h>
 
-struct drm_framebuffer;
 struct drm_i915_private;
 struct intel_crtc;
 struct intel_initial_plane_config;
@@ -26,7 +25,6 @@ void skl_get_initial_plane_config(struct intel_crtc *crtc,
 
 int skl_format_to_fourcc(int format, bool rgb_order, bool alpha);
 
-int skl_ccs_to_main_plane(const struct drm_framebuffer *fb, int ccs_plane);
 int skl_calc_main_surface_offset(const struct intel_plane_state *plane_state,
 				 int *x, int *y, u32 *offset);