> Subject: [PATCH 28/42] drm/i915/xe2lpd: enable odd size and panning for
> planar yuv on xe2lpd
>
> 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>
Maybe add the Bspec/ HSD reference in here otherwise
LGTM
Reviewed-by: Suraj Kandpal <suraj.kandpal@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
