From: Juha-Pekka Heikkilä <juha-pekka.heikkila@xxxxxxxxx>
Enable odd size and panning for planar yuv formats.
Cc: Suraj Kandpal <suraj.kandpal@xxxxxxxxx>
Signed-off-by: Juha-Pekka Heikkilä <juha-pekka.heikkila@xxxxxxxxx>
Signed-off-by: Lucas De Marchi <lucas.demarchi@xxxxxxxxx>
---
drivers/gpu/drm/i915/display/intel_atomic_plane.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/drivers/gpu/drm/i915/display/intel_atomic_plane.c b/drivers/gpu/drm/i915/display/intel_atomic_plane.c
index fb13f0bb8c52..da6ee7f0675a 100644
--- a/drivers/gpu/drm/i915/display/intel_atomic_plane.c
+++ b/drivers/gpu/drm/i915/display/intel_atomic_plane.c
@@ -986,6 +986,14 @@ int intel_plane_check_src_coordinates(struct intel_plane_state *plane_state)
if (fb->format->format == DRM_FORMAT_RGB565 && rotated) {
hsub = 2;
vsub = 2;
+ } else if (DISPLAY_VER(i915) >= 20 &&
+ intel_format_info_is_yuv_semiplanar(fb->format, fb->modifier)) {
+ /*
+ * This allow NV12 and P0xx formats to have odd size and/or odd
+ * source coordinates on DISPLAY_VER(i915) >= 20
+ */
+ hsub = 1;
+ vsub = 1;
} else {
hsub = fb->format->hsub;
vsub = fb->format->vsub;
--
2.40.1
