From: Ville Syrjälä <[email protected]>

Take the gen12+ CCS+CC modifier into account when calculating the
watermarks. Othwerwise we'll calculate the watermarks thinking this
Y-tiled modifier is linear.

The rc_surface part is actually a nop since that is not used
for any glk+ platform.

Cc: [email protected]
Fixes: d1e2775e9b96 ("drm/i915/tgl: Add Clear Color support for TGL Render 
Decompression")
Signed-off-by: Ville Syrjälä <[email protected]>
---
 drivers/gpu/drm/i915/display/skl_watermark.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c 
b/drivers/gpu/drm/i915/display/skl_watermark.c
index 49fc5e2b56fd..3676662897e7 100644
--- a/drivers/gpu/drm/i915/display/skl_watermark.c
+++ b/drivers/gpu/drm/i915/display/skl_watermark.c
@@ -1712,12 +1712,14 @@ skl_compute_wm_params(const struct intel_crtc_state 
*crtc_state,
                      modifier == I915_FORMAT_MOD_Y_TILED_CCS ||
                      modifier == I915_FORMAT_MOD_Yf_TILED_CCS ||
                      modifier == I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS ||
-                     modifier == I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS;
+                     modifier == I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS ||
+                     modifier == I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS_CC;
        wp->x_tiled = modifier == I915_FORMAT_MOD_X_TILED;
        wp->rc_surface = modifier == I915_FORMAT_MOD_Y_TILED_CCS ||
                         modifier == I915_FORMAT_MOD_Yf_TILED_CCS ||
                         modifier == I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS ||
-                        modifier == I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS;
+                        modifier == I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS ||
+                        modifier == I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS_CC;
        wp->is_planar = intel_format_info_is_yuv_semiplanar(format, modifier);
 
        wp->width = width;
-- 
2.35.1

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