Convert the low-hanging fruits of workaround checks to the workaround
framework.  Instead of having display structure checks for the
workarounds all over, concentrate the checks in intel_wa.c.

Signed-off-by: Luca Coelho <[email protected]>
---
 drivers/gpu/drm/i915/display/intel_display_wa.c | 2 ++
 drivers/gpu/drm/i915/display/intel_display_wa.h | 1 +
 drivers/gpu/drm/i915/display/intel_dp_mst.c     | 3 ++-
 3 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/display/intel_display_wa.c 
b/drivers/gpu/drm/i915/display/intel_display_wa.c
index b45212708110..798e77200751 100644
--- a/drivers/gpu/drm/i915/display/intel_display_wa.c
+++ b/drivers/gpu/drm/i915/display/intel_display_wa.c
@@ -94,6 +94,8 @@ bool __intel_display_wa(struct intel_display *display, enum 
intel_display_wa wa,
        case INTEL_DISPLAY_WA_14011765242:
                return display->platform.alderlake_s &&
                        IS_DISPLAY_STEP(display, STEP_A0, STEP_A2);
+       case INTEL_DISPLAY_WA_14014143976:
+               return IS_DISPLAY_STEP(display, STEP_E0, STEP_FOREVER);
        case INTEL_DISPLAY_WA_14020863754:
                return DISPLAY_VERx100(display) == 3000 ||
                        DISPLAY_VERx100(display) == 2000 ||
diff --git a/drivers/gpu/drm/i915/display/intel_display_wa.h 
b/drivers/gpu/drm/i915/display/intel_display_wa.h
index 923cb917e727..2e5ce21e0455 100644
--- a/drivers/gpu/drm/i915/display/intel_display_wa.h
+++ b/drivers/gpu/drm/i915/display/intel_display_wa.h
@@ -36,6 +36,7 @@ enum intel_display_wa {
        INTEL_DISPLAY_WA_14011503117,
        INTEL_DISPLAY_WA_14011508470,
        INTEL_DISPLAY_WA_14011765242,
+       INTEL_DISPLAY_WA_14014143976,
        INTEL_DISPLAY_WA_14020863754,
        INTEL_DISPLAY_WA_14025769978,
        INTEL_DISPLAY_WA_15013987218,
diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c 
b/drivers/gpu/drm/i915/display/intel_dp_mst.c
index 29713075e413..e338dd12b39e 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c
@@ -43,6 +43,7 @@
 #include "intel_display_regs.h"
 #include "intel_display_types.h"
 #include "intel_display_utils.h"
+#include "intel_display_wa.h"
 #include "intel_dp.h"
 #include "intel_dp_hdcp.h"
 #include "intel_dp_link_training.h"
@@ -1274,7 +1275,7 @@ static void enable_bs_jitter_was(const struct 
intel_crtc_state *crtc_state)
                set |= DP_MST_FEC_BS_JITTER_WA(crtc_state->cpu_transcoder);
 
        /* Wa_14014143976:adlp */
-       if (IS_DISPLAY_STEP(display, STEP_E0, STEP_FOREVER)) {
+       if (intel_display_wa(display, 14014143976)) {
                if (intel_dp_is_uhbr(crtc_state))
                        set |= 
DP_MST_SHORT_HBLANK_WA(crtc_state->cpu_transcoder);
                else if (crtc_state->fec_enable)
-- 
2.51.0

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