The CRTC_STEREO_DOUBLE_ONLY define was introduced in commit:
commit ecb7e16bf187bc369cf6a5cd108582c01329980d Author: Gustavo Padovan gustavo.padovan@collabora.co.uk Date: Mon Dec 1 15:40:09 2014 -0800
drm: add helper to get crtc timings (v5)
but if we want the stereo h/v adjustments, we need to set the CRTC_STEREO_DOUBLE flag. Otherwise, we'll get the wrong h/v for frame packing stereo 3d modes.
Cc: Gustavo Padovan gustavo.padovan@collabora.co.uk Cc: Matt Roper matthew.d.roper@intel.com Cc: Ander Conselvan de Oliveira ander.conselvan.de.oliveira@intel.com Signed-off-by: Damien Lespiau damien.lespiau@intel.com --- include/drm/drm_modes.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/drm/drm_modes.h b/include/drm/drm_modes.h index d92f6dd..0616188 100644 --- a/include/drm/drm_modes.h +++ b/include/drm/drm_modes.h @@ -92,7 +92,7 @@ enum drm_mode_status { #define CRTC_STEREO_DOUBLE (1 << 1) /* adjust timings for stereo modes */ #define CRTC_NO_DBLSCAN (1 << 2) /* don't adjust doublescan */ #define CRTC_NO_VSCAN (1 << 3) /* don't adjust doublescan */ -#define CRTC_STEREO_DOUBLE_ONLY (CRTC_NO_DBLSCAN | CRTC_NO_VSCAN) +#define CRTC_STEREO_DOUBLE_ONLY (CRTC_STEREO_DOUBLE | CRTC_NO_DBLSCAN | CRTC_NO_VSCAN)
#define DRM_MODE_FLAG_3D_MAX DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF