drm/i915: s/gen12/tgl/ in the universal plane code

Using "gen12" in display code is not desirable. Replace
it with "tgl" to match how we talk about other platforms
in the same code.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240918144445.5716-8-ville.syrjala@linux.intel.com
Reviewed-by: Juha-Pekka Heikkila <juhapekka.heikkila@gmail.com>

Author: vsyrjala

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

@@ -2383,8 +2383,8 @@ static bool icl_plane_format_mod_supported(struct drm_plane *_plane,
 	}
 }
 
-static bool gen12_plane_format_mod_supported(struct drm_plane *_plane,
-					     u32 format, u64 modifier)
+static bool tgl_plane_format_mod_supported(struct drm_plane *_plane,
+					   u32 format, u64 modifier)
 {
 	struct intel_plane *plane = to_intel_plane(_plane);
 
@@ -2453,13 +2453,13 @@ static const struct drm_plane_funcs icl_plane_funcs = {
 	.format_mod_supported = icl_plane_format_mod_supported,
 };
 
-static const struct drm_plane_funcs gen12_plane_funcs = {
+static const struct drm_plane_funcs tgl_plane_funcs = {
 	.update_plane = drm_atomic_helper_update_plane,
 	.disable_plane = drm_atomic_helper_disable_plane,
 	.destroy = intel_plane_destroy,
 	.atomic_duplicate_state = intel_plane_duplicate_state,
 	.atomic_destroy_state = intel_plane_destroy_state,
-	.format_mod_supported = gen12_plane_format_mod_supported,
+	.format_mod_supported = tgl_plane_format_mod_supported,
 };
 
 static void
@@ -2501,8 +2501,8 @@ static bool skl_plane_has_rc_ccs(struct drm_i915_private *i915,
 		(plane_id == PLANE_1 || plane_id == PLANE_2);
 }
 
-static bool gen12_plane_has_mc_ccs(struct drm_i915_private *i915,
-				   enum plane_id plane_id)
+static bool tgl_plane_has_mc_ccs(struct drm_i915_private *i915,
+				 enum plane_id plane_id)
 {
 	if (DISPLAY_VER(i915) < 12)
 		return false;
@@ -2540,7 +2540,7 @@ static u8 skl_get_plane_caps(struct drm_i915_private *i915,
 			caps |= INTEL_PLANE_CAP_CCS_RC_CC;
 	}
 
-	if (gen12_plane_has_mc_ccs(i915, plane_id))
+	if (tgl_plane_has_mc_ccs(i915, plane_id))
 		caps |= INTEL_PLANE_CAP_CCS_MC;
 
 	if (DISPLAY_VER(i915) >= 14 && IS_DGFX(i915))
@@ -2631,7 +2631,7 @@ skl_universal_plane_create(struct drm_i915_private *dev_priv,
 						plane_id, &num_formats);
 
 	if (DISPLAY_VER(dev_priv) >= 12)
-		plane_funcs = &gen12_plane_funcs;
+		plane_funcs = &tgl_plane_funcs;
 	else if (DISPLAY_VER(dev_priv) == 11)
 		plane_funcs = &icl_plane_funcs;
 	else