[PATCH 2/3] drm/i915/display_wa: Add helpers to check wa

[Ankit Nautiyal]

Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal at intel.com>
---
 .../gpu/drm/i915/display/intel_display_wa.h   | 21 +++++++++++++++++++
 drivers/gpu/drm/i915/display/intel_fbc.c      |  2 +-
 2 files changed, 22 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/display/intel_display_wa.h b/drivers/gpu/drm/i915/display/intel_display_wa.h
index babd9d16603d..017d5db36986 100644
--- a/drivers/gpu/drm/i915/display/intel_display_wa.h
+++ b/drivers/gpu/drm/i915/display/intel_display_wa.h
@@ -7,6 +7,7 @@
 #define __INTEL_DISPLAY_WA_H__
 
 #include <linux/types.h>
+#include <i915_utils.h>
 
 struct intel_display;
 
@@ -21,4 +22,24 @@ static inline bool intel_display_needs_wa_16023588340(struct intel_display *disp
 bool intel_display_needs_wa_16023588340(struct intel_display *display);
 #endif
 
+enum intel_display_wa {
+	INTEL_DISPLAY_WA_16023588340,
+};
+
+static inline bool __intel_display_wa(struct intel_display *display, enum intel_display_wa wa)
+{
+	switch (wa) {
+	case INTEL_DISPLAY_WA_16023588340:
+		return intel_display_needs_wa_16023588340(display);
+	default:
+		MISSING_CASE(wa);
+		break;
+	}
+
+	return false;
+}
+
+
+#define _intel_display_wa_expand(__wa) INTEL_DISPLAY_WA_##__wa
+#define intel_display_wa(__display, __wa) __intel_display_wa((__display), _intel_display_wa_expand(__wa))
 #endif
diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c b/drivers/gpu/drm/i915/display/intel_fbc.c
index ec1ef8694c35..f4b7ff549fd4 100644
--- a/drivers/gpu/drm/i915/display/intel_fbc.c
+++ b/drivers/gpu/drm/i915/display/intel_fbc.c
@@ -1464,7 +1464,7 @@ static int intel_fbc_check_plane(struct intel_atomic_state *state,
 		return 0;
 	}
 
-	if (intel_display_needs_wa_16023588340(display)) {
+	if (intel_display_wa(display, 16023588340)) {
 		plane_state->no_fbc_reason = "Wa_16023588340";
 		return 0;
 	}
-- 
2.45.2