[Intel-gfx] [PATCH] drm/i915: update src and dst scaler limits for display ver 12 and 13

Luca Coelho luciano.coelho at intel.com
Fri Dec 23 18:57:19 UTC 2022


The bspec has been updated and now display versions 12 and 13 support
source width up to 5120 pixels, source height up to 8192 lines,
destination width up to 8192 and destination height up to 8192.

Update the code accordingly.

Signed-off-by: Luca Coelho <luciano.coelho at intel.com>
---
 drivers/gpu/drm/i915/display/skl_scaler.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/display/skl_scaler.c b/drivers/gpu/drm/i915/display/skl_scaler.c
index 01e881293612..473d53610b92 100644
--- a/drivers/gpu/drm/i915/display/skl_scaler.c
+++ b/drivers/gpu/drm/i915/display/skl_scaler.c
@@ -87,6 +87,10 @@ static u16 skl_scaler_calc_phase(int sub, int scale, bool chroma_cosited)
 #define ICL_MAX_SRC_H 4096
 #define ICL_MAX_DST_W 5120
 #define ICL_MAX_DST_H 4096
+#define TGL_MAX_SRC_W 5120
+#define TGL_MAX_SRC_H 8192
+#define TGL_MAX_DST_W 8192
+#define TGL_MAX_DST_H 8192
 #define MTL_MAX_SRC_W 4096
 #define MTL_MAX_SRC_H 8192
 #define MTL_MAX_DST_W 8192
@@ -173,11 +177,16 @@ skl_update_scaler(struct intel_crtc_state *crtc_state, bool force_detach,
 		max_src_h = SKL_MAX_SRC_H;
 		max_dst_w = SKL_MAX_DST_W;
 		max_dst_h = SKL_MAX_DST_H;
-	} else if (DISPLAY_VER(dev_priv) < 14) {
+	} else if (DISPLAY_VER(dev_priv) < 12) {
 		max_src_w = ICL_MAX_SRC_W;
 		max_src_h = ICL_MAX_SRC_H;
 		max_dst_w = ICL_MAX_DST_W;
 		max_dst_h = ICL_MAX_DST_H;
+	} else if (DISPLAY_VER(dev_priv) < 14) {
+		max_src_w = TGL_MAX_SRC_W;
+		max_src_h = TGL_MAX_SRC_H;
+		max_dst_w = TGL_MAX_DST_W;
+		max_dst_h = TGL_MAX_DST_H;
 	} else {
 		max_src_w = MTL_MAX_SRC_W;
 		max_src_h = MTL_MAX_SRC_H;
-- 
2.39.0



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