6 files changed, 36 insertions, 11 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_atomic_plane.c b/drivers/gpu/drm/i915/display/intel_atomic_plane.c
index 0be8c00e3db9..f61a48e1a562 100644
--- a/drivers/gpu/drm/i915/display/intel_atomic_plane.c
+++ b/drivers/gpu/drm/i915/display/intel_atomic_plane.c
@@ -39,6 +39,7 @@
 #include "intel_atomic_plane.h"
 #include "intel_cdclk.h"
 #include "intel_display_types.h"
+#include "intel_fb.h"
 #include "intel_fb_pin.h"
 #include "intel_pm.h"
 #include "intel_sprite.h"
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 86333c0cd793..c66d525612ad 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -595,14 +595,6 @@ void intel_disable_transcoder(const struct intel_crtc_state *old_crtc_state)
 		intel_wait_for_pipe_off(old_crtc_state);
 }
 
-bool
-intel_format_info_is_yuv_semiplanar(const struct drm_format_info *info,
-				    u64 modifier)
-{
-	return info->is_yuv &&
-	       info->num_planes == (is_ccs_modifier(modifier) ? 4 : 2);
-}
-
 unsigned int intel_rotation_info_size(const struct intel_rotation_info *rot_info)
 {
 	unsigned int size = 0;
diff --git a/drivers/gpu/drm/i915/display/intel_display.h b/drivers/gpu/drm/i915/display/intel_display.h
index c2efba7c6c17..38c15ec30ee7 100644
--- a/drivers/gpu/drm/i915/display/intel_display.h
+++ b/drivers/gpu/drm/i915/display/intel_display.h
@@ -605,9 +605,6 @@ int bdw_get_pipemisc_bpp(struct intel_crtc *crtc);
 unsigned int intel_plane_fence_y_offset(const struct intel_plane_state *plane_state);
 
 bool intel_plane_uses_fence(const struct intel_plane_state *plane_state);
-bool
-intel_format_info_is_yuv_semiplanar(const struct drm_format_info *info,
-				    u64 modifier);
 
 struct intel_encoder *
 intel_get_crtc_new_encoder(const struct intel_atomic_state *state,
diff --git a/drivers/gpu/drm/i915/display/intel_fb.c b/drivers/gpu/drm/i915/display/intel_fb.c
index 3fe22f4418a0..00e76571799e 100644
--- a/drivers/gpu/drm/i915/display/intel_fb.c
+++ b/drivers/gpu/drm/i915/display/intel_fb.c
@@ -330,6 +330,36 @@ bool intel_fb_plane_supports_modifier(struct intel_plane *plane, u64 modifier)
 	return false;
 }
 
+static bool format_is_yuv_semiplanar(const struct intel_modifier_desc *md,
+				     const struct drm_format_info *info)
+{
+	int yuv_planes;
+
+	if (!info->is_yuv)
+		return false;
+
+	if (is_ccs_type_modifier(md, INTEL_CCS_ANY))
+		yuv_planes = 4;
+	else
+		yuv_planes = 2;
+
+	return info->num_planes == yuv_planes;
+}
+
+/**
+ * intel_format_info_is_yuv_semiplanar: Check if the given format is YUV semiplanar
+ * @info: format to check
+ * @modifier: modifier used with the format
+ *
+ * Returns:
+ * %true if @info / @modifier is YUV semiplanar.
+ */
+bool intel_format_info_is_yuv_semiplanar(const struct drm_format_info *info,
+					 u64 modifier)
+{
+	return format_is_yuv_semiplanar(lookup_modifier(modifier), info);
+}
+
 bool is_ccs_plane(const struct drm_framebuffer *fb, int plane)
 {
 	if (!is_ccs_modifier(fb->modifier))
diff --git a/drivers/gpu/drm/i915/display/intel_fb.h b/drivers/gpu/drm/i915/display/intel_fb.h
index c331df575490..a2cdf48f1339 100644
--- a/drivers/gpu/drm/i915/display/intel_fb.h
+++ b/drivers/gpu/drm/i915/display/intel_fb.h
@@ -38,6 +38,10 @@ bool intel_fb_plane_supports_modifier(struct intel_plane *plane, u64 modifier);
 const struct drm_format_info *
 intel_fb_get_format_info(const struct drm_mode_fb_cmd2 *cmd);
 
+bool
+intel_format_info_is_yuv_semiplanar(const struct drm_format_info *info,
+				    u64 modifier);
+
 bool is_surface_linear(const struct drm_framebuffer *fb, int color_plane);
 
 int main_to_ccs_plane(const struct drm_framebuffer *fb, int main_plane);
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index aaa3a0998e4c..9089569f36a3 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -37,6 +37,7 @@
 #include "display/intel_bw.h"
 #include "display/intel_de.h"
 #include "display/intel_display_types.h"
+#include "display/intel_fb.h"
 #include "display/intel_fbc.h"
 #include "display/intel_sprite.h"
 #include "display/skl_universal_plane.h"