This is a note to let you know that I've just added the patch titled
drm/i915/mtl: update scaler source and destination limits for MTL
to the 6.2-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-i915-mtl-update-scaler-source-and-destination-li.patch
and it can be found in the queue-6.2 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit b4d08cc1fdcfc616d72f96e57fc4d801be086396
Author: Animesh Manna <animesh.manna@xxxxxxxxx>
Date: Fri Dec 23 15:05:09 2022 +0200
drm/i915/mtl: update scaler source and destination limits for MTL
[ Upstream commit f840834a8b60ffd305f03a53007605ba4dfbbc4b ]
The max source and destination limits for scalers in MTL have changed.
Use the new values accordingly.
Signed-off-by: José Roberto de Souza <jose.souza@xxxxxxxxx>
Signed-off-by: Animesh Manna <animesh.manna@xxxxxxxxx>
Signed-off-by: Luca Coelho <luciano.coelho@xxxxxxxxx>
Reviewed-by: Stanislav Lisovskiy <stanislav.lisovskiy@xxxxxxxxx>
Signed-off-by: Radhakrishna Sripada <radhakrishna.sripada@xxxxxxxxx>
Link: https://patchwork.freedesktop.org/patch/msgid/20221223130509.43245-3-luciano.coelho@xxxxxxxxx
Stable-dep-of: d944eafed618 ("drm/i915: Check pipe source size when using skl+ scalers")
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/gpu/drm/i915/display/skl_scaler.c b/drivers/gpu/drm/i915/display/skl_scaler.c
index d7390067b7d4c..01e8812936126 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 MTL_MAX_SRC_W 4096
+#define MTL_MAX_SRC_H 8192
+#define MTL_MAX_DST_W 8192
+#define MTL_MAX_DST_H 8192
#define SKL_MIN_YUV_420_SRC_W 16
#define SKL_MIN_YUV_420_SRC_H 16
@@ -103,6 +107,8 @@ skl_update_scaler(struct intel_crtc_state *crtc_state, bool force_detach,
struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
const struct drm_display_mode *adjusted_mode =
&crtc_state->hw.adjusted_mode;
+ int min_src_w, min_src_h, min_dst_w, min_dst_h;
+ int max_src_w, max_src_h, max_dst_w, max_dst_h;
/*
* Src coordinates are already rotated by 270 degrees for
@@ -157,15 +163,33 @@ skl_update_scaler(struct intel_crtc_state *crtc_state, bool force_detach,
return -EINVAL;
}
+ min_src_w = SKL_MIN_SRC_W;
+ min_src_h = SKL_MIN_SRC_H;
+ min_dst_w = SKL_MIN_DST_W;
+ min_dst_h = SKL_MIN_DST_H;
+
+ if (DISPLAY_VER(dev_priv) < 11) {
+ max_src_w = SKL_MAX_SRC_W;
+ 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) {
+ 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 {
+ max_src_w = MTL_MAX_SRC_W;
+ max_src_h = MTL_MAX_SRC_H;
+ max_dst_w = MTL_MAX_DST_W;
+ max_dst_h = MTL_MAX_DST_H;
+ }
+
/* 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 ||
- (DISPLAY_VER(dev_priv) >= 11 &&
- (src_w > ICL_MAX_SRC_W || src_h > ICL_MAX_SRC_H ||
- dst_w > ICL_MAX_DST_W || dst_h > ICL_MAX_DST_H)) ||
- (DISPLAY_VER(dev_priv) < 11 &&
- (src_w > SKL_MAX_SRC_W || src_h > SKL_MAX_SRC_H ||
- dst_w > SKL_MAX_DST_W || dst_h > SKL_MAX_DST_H))) {
+ if (src_w < min_src_w || src_h < min_src_h ||
+ dst_w < min_dst_w || dst_h < min_dst_h ||
+ src_w > max_src_w || src_h > max_src_h ||
+ dst_w > max_dst_w || dst_h > max_dst_h) {
drm_dbg_kms(&dev_priv->drm,
"scaler_user index %u.%u: src %ux%u dst %ux%u "
"size is out of scaler range\n",
