drm/i915/xe3p_lpd: Don't allow odd ypan or ysize with semiplanar format

Disable support for odd panning and size in y direction when running on
display version 35 and using semiplanar formats.

Bspec: 68903
Signed-off-by: Juha-pekka Heikkila <juha-pekka.heikkila@intel.com>
Reviewed-by: Matt Atwood <matthew.s.atwood@intel.com>
Link: https://patch.msgid.link/20251103-xe3p_lpd-basic-enabling-v3-12-00e87b510ae7@intel.com
Signed-off-by: Gustavo Sousa <gustavo.sousa@intel.com>

diff --git a/drivers/gpu/drm/i915/display/intel_plane.c b/drivers/gpu/drm/i915/display/intel_plane.c
index 78329deb395adaf7825e22f2a562b12b4c7080c3..ddf8dfbf6b2fd3e8829304bf3519bfea8468ceac 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_plane.c
+++ b/drivers/gpu/drm/i915/display/intel_plane.c
@@ -1050,6 +1050,9 @@ int intel_plane_check_src_coordinates(struct intel_plane_state *plane_state)
                     DISPLAY_VERx100(display) == 3002) &&
                     src_x % 2 != 0)
                        hsub = 2;
+
+               if (DISPLAY_VER(display) == 35)
+                       vsub = 2;
        } else {
                hsub = fb->format->hsub;
                vsub = fb->format->vsub;