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drm/i915/display: Handle odd position for planar formats in selective fetch

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Since Lunarlake there is no restriction planar planes has to be even
positions. Due to this we may end up having odd offset for UV-plane in
selective fetch configuration. Add handling for this case into selective
fetch configuration.

Bspec: 68927
Suggested-by: Vidya Srinivas <vidya.srinivas@intel.com>
Signed-off-by: Jouni Högander <jouni.hogander@intel.com>
Reviewed-by: Vidya Srinivas <vidya.srinivas@intel.com>
Link: https://patch.msgid.link/20260512080022.2527094-1-jouni.hogander@intel.com
This commit is contained in:
Jouni Högander 2026-05-12 11:00:22 +03:00
parent 35485ac56d
commit 3638d90b23
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/i915/display/skl_universal_plane.c
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@ -1532,7 +1532,7 @@ static void icl_plane_update_sel_fetch_noarm(struct intel_dsb *dsb,
if (!color_plane)
y = plane_state->view.color_plane[color_plane].y + clip->y1;
else
y = plane_state->view.color_plane[color_plane].y + clip->y1 / 2;
y = plane_state->view.color_plane[color_plane].y + DIV_ROUND_UP(clip->y1, 2);
val = y << 16 | x;