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-rw-r--r--drivers/gpu/drm/i915/intel_pm.c18
1 files changed, 13 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 41d52789660d..e9f2e307b98e 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -5095,6 +5095,18 @@ skl_check_nv12_wm_level(struct skl_wm_level *wm, struct skl_wm_level *uv_wm,
}
}
+static bool icl_need_wm1_wa(struct drm_i915_private *i915,
+ enum plane_id plane_id)
+{
+ /*
+ * Wa_1408961008:icl, ehl
+ * Wa_14012656716:tgl, adl
+ * Underruns with WM1+ disabled
+ */
+ return DISPLAY_VER(i915) == 11 ||
+ (IS_DISPLAY_VER(i915, 12, 13) && plane_id == PLANE_CURSOR);
+}
+
static int
skl_allocate_plane_ddb(struct intel_atomic_state *state,
struct intel_crtc *crtc)
@@ -5265,11 +5277,7 @@ skl_allocate_plane_ddb(struct intel_atomic_state *state,
skl_check_nv12_wm_level(&wm->wm[level], &wm->uv_wm[level],
total[plane_id], uv_total[plane_id]);
- /*
- * Wa_1408961008:icl, ehl
- * Underruns with WM1+ disabled
- */
- if (DISPLAY_VER(dev_priv) == 11 &&
+ if (icl_need_wm1_wa(dev_priv, plane_id) &&
level == 1 && wm->wm[0].enable) {
wm->wm[level].blocks = wm->wm[0].blocks;
wm->wm[level].lines = wm->wm[0].lines;