[Intel-gfx] [PATCH 13/17] drm/i915/icl: Added 5k source scaling support for Gen11 platform

[Paulo Zanoni]

From: Nabendu Maiti <nabendu.bikash.maiti at intel.com>

Gen11 supports upto 5k source scaling

v2: Re-factoring of code as per review
v3: Corrected max Vertical size and indentation
v4: Added max Vertical dst size in same patch

Signed-off-by: Nabendu Maiti <nabendu.bikash.maiti at intel.com>
---
 drivers/gpu/drm/i915/intel_display.c | 11 +++++++----
 drivers/gpu/drm/i915/intel_drv.h     |  4 ++++
 2 files changed, 11 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index bc4131a36c10..aa5c04788041 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -4735,10 +4735,13 @@ skl_update_scaler(struct intel_crtc_state *crtc_state, bool force_detach,
 
 	/* range checks */
 	if (src_w < SKL_MIN_SRC_W || src_h < SKL_MIN_SRC_H ||
-		dst_w < SKL_MIN_DST_W || dst_h < SKL_MIN_DST_H ||
-
-		src_w > SKL_MAX_SRC_W || src_h > SKL_MAX_SRC_H ||
-		dst_w > SKL_MAX_DST_W || dst_h > SKL_MAX_DST_H) {
+	    dst_w < SKL_MIN_DST_W || dst_h < SKL_MIN_DST_H ||
+	    (IS_GEN11(dev_priv) &&
+	     (src_w > ICL_MAX_SRC_W || src_h > ICL_MAX_SRC_H ||
+	      dst_w > ICL_MAX_DST_W || dst_h > ICL_MAX_DST_H)) ||
+	    (!IS_GEN11(dev_priv) &&
+	     (src_w > SKL_MAX_SRC_W || src_h > SKL_MAX_SRC_H ||
+	      dst_w > SKL_MAX_DST_W || dst_h > SKL_MAX_DST_H)))	{
 		DRM_DEBUG_KMS("scaler_user index %u.%u: src %ux%u dst %ux%u "
 			"size is out of scaler range\n",
 			intel_crtc->pipe, scaler_user, src_w, src_h, dst_w, dst_h);
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 47d40b8c31b4..f536b7fc7c92 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -547,6 +547,10 @@ struct intel_initial_plane_config {
 #define SKL_MAX_DST_W 4096
 #define SKL_MIN_DST_H 8
 #define SKL_MAX_DST_H 4096
+#define ICL_MAX_SRC_W 5120
+#define ICL_MAX_SRC_H 4096
+#define ICL_MAX_DST_W 5120
+#define ICL_MAX_DST_H 4096
 
 struct intel_scaler {
 	int in_use;
-- 
2.14.3