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From 0728970b12fd895a15da4a341f6ec7b1b5d810b6 Mon Sep 17 00:00:00 2001
From: Imre Deak <imre.deak@intel.com>
Date: Tue, 26 Oct 2021 19:15:16 +0300
Subject: drm/i915/fb: Don't store bitmasks in the intel_plane_caps enum
Git-commit: 7df7bca56902e4d96c7b17b84378774f2254b707
Patch-mainline: v5.17-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225

Variables of enum types can contain only the values listed at the enums
definition, so don't store bitmasks in intel_plane_caps enum variables.

Cc: Juha-Pekka Heikkila <juhapekka.heikkila@gmail.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Juha-Pekka Heikkila <juhapekka.heikkila@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20211026161517.2694067-3-imre.deak@intel.com
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
 drivers/gpu/drm/i915/display/intel_fb.c            | 4 ++--
 drivers/gpu/drm/i915/display/intel_fb.h            | 2 +-
 drivers/gpu/drm/i915/display/skl_universal_plane.c | 2 +-
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_fb.c b/drivers/gpu/drm/i915/display/intel_fb.c
index c3fb7d7366f5..f4a65d72c0a0 100644
--- a/drivers/gpu/drm/i915/display/intel_fb.c
+++ b/drivers/gpu/drm/i915/display/intel_fb.c
@@ -309,7 +309,7 @@ static bool check_modifier_display_ver_range(const struct intel_modifier_desc *m
 }
 
 static bool plane_has_modifier(struct drm_i915_private *i915,
-			       enum intel_plane_caps plane_caps,
+			       u8 plane_caps,
 			       const struct intel_modifier_desc *md)
 {
 	if (!IS_DISPLAY_VER(i915, md->display_ver.from, md->display_ver.until))
@@ -340,7 +340,7 @@ static bool plane_has_modifier(struct drm_i915_private *i915,
  * The caller must free the returned buffer.
  */
 u64 *intel_fb_plane_get_modifiers(struct drm_i915_private *i915,
-				  enum intel_plane_caps plane_caps)
+				  u8 plane_caps)
 {
 	u64 *list, *p;
 	int count = 1;		/* +1 for invalid modifier terminator */
diff --git a/drivers/gpu/drm/i915/display/intel_fb.h b/drivers/gpu/drm/i915/display/intel_fb.h
index 042ad81f8608..19f46144474d 100644
--- a/drivers/gpu/drm/i915/display/intel_fb.h
+++ b/drivers/gpu/drm/i915/display/intel_fb.h
@@ -35,7 +35,7 @@ bool intel_fb_is_ccs_aux_plane(const struct drm_framebuffer *fb, int color_plane
 int intel_fb_rc_ccs_cc_plane(const struct drm_framebuffer *fb);
 
 u64 *intel_fb_plane_get_modifiers(struct drm_i915_private *i915,
-				  enum intel_plane_caps plane_caps);
+				  u8 plane_caps);
 bool intel_fb_plane_supports_modifier(struct intel_plane *plane, u64 modifier);
 
 const struct drm_format_info *
diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c b/drivers/gpu/drm/i915/display/skl_universal_plane.c
index f95829fb1b42..42399d0e7394 100644
--- a/drivers/gpu/drm/i915/display/skl_universal_plane.c
+++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c
@@ -2023,7 +2023,7 @@ skl_universal_plane_create(struct drm_i915_private *dev_priv,
 	const struct drm_plane_funcs *plane_funcs;
 	struct intel_plane *plane;
 	enum drm_plane_type plane_type;
-	enum intel_plane_caps plane_caps;
+	u8 plane_caps;
 	unsigned int supported_rotations;
 	unsigned int supported_csc;
 	const u64 *modifiers;
-- 
2.38.1