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authorDamien Lespiau <damien.lespiau@intel.com>2013-09-25 16:45:31 +0100
committerDaniel Vetter <daniel.vetter@ffwll.ch>2013-10-01 07:45:37 +0200
commita0c1bbb0cc5cf47877de9bd0d2ffd0286ad1653e (patch)
treec17a3c44704244ed8739e4d5191ecec3f885ce65 /drivers/gpu/drm/drm_crtc.c
parentc11e928360777be8eaf5023032e9b6c62eb2c43e (diff)
drm: Check the fb size against the adjusted v/hdisplay for stereo modes
Some stereo modes, like frame packing, need a larger CRTC viewport than the "natural" underlying 2D mode and thus drm_crtc_check_viewport() needs to query the adjusted mode to use the correct h/vdisplay. Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: Damien Lespiau <damien.lespiau@intel.com> Acked-by: Dave Airlie <airlied@gmail.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/drm_crtc.c')
-rw-r--r--drivers/gpu/drm/drm_crtc.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index db058643b01d..807309f80b0b 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -2078,6 +2078,14 @@ static int drm_crtc_check_viewport(const struct drm_crtc *crtc,
hdisplay = mode->hdisplay;
vdisplay = mode->vdisplay;
+ if (drm_mode_is_stereo(mode)) {
+ struct drm_display_mode adjusted = *mode;
+
+ drm_mode_set_crtcinfo(&adjusted, CRTC_STEREO_DOUBLE);
+ hdisplay = adjusted.crtc_hdisplay;
+ vdisplay = adjusted.crtc_vdisplay;
+ }
+
if (crtc->invert_dimensions)
swap(hdisplay, vdisplay);