diff options
| -rw-r--r-- | drivers/gpu/drm/imx/ipuv3-plane.c | 67 |
1 files changed, 38 insertions, 29 deletions
diff --git a/drivers/gpu/drm/imx/ipuv3-plane.c b/drivers/gpu/drm/imx/ipuv3-plane.c index a4bb44118d33..cd7eb2658757 100644 --- a/drivers/gpu/drm/imx/ipuv3-plane.c +++ b/drivers/gpu/drm/imx/ipuv3-plane.c @@ -199,37 +199,46 @@ int ipu_plane_mode_set(struct ipu_plane *ipu_plane, struct drm_crtc *crtc, if (src_w != crtc_w || src_h != crtc_h) return -EINVAL; - /* clip to crtc bounds */ - if (crtc_x < 0) { - if (-crtc_x > crtc_w) + if (ipu_plane->base.type == DRM_PLANE_TYPE_PRIMARY) { + /* full plane doesn't support partial off screen */ + if (crtc_x || crtc_y || crtc_w != mode->hdisplay || + crtc_h != mode->vdisplay) return -EINVAL; - src_x += -crtc_x; - src_w -= -crtc_x; - crtc_w -= -crtc_x; - crtc_x = 0; - } - if (crtc_y < 0) { - if (-crtc_y > crtc_h) - return -EINVAL; - src_y += -crtc_y; - src_h -= -crtc_y; - crtc_h -= -crtc_y; - crtc_y = 0; - } - if (crtc_x + crtc_w > mode->hdisplay) { - if (crtc_x > mode->hdisplay) - return -EINVAL; - crtc_w = mode->hdisplay - crtc_x; - src_w = crtc_w; - } - if (crtc_y + crtc_h > mode->vdisplay) { - if (crtc_y > mode->vdisplay) + + /* full plane minimum width is 13 pixels */ + if (crtc_w < 13) return -EINVAL; - crtc_h = mode->vdisplay - crtc_y; - src_h = crtc_h; - } - /* full plane minimum width is 13 pixels */ - if (crtc_w < 13 && (ipu_plane->dp_flow != IPU_DP_FLOW_SYNC_FG)) + } else if (ipu_plane->base.type == DRM_PLANE_TYPE_OVERLAY) { + /* clip to crtc bounds */ + if (crtc_x < 0) { + if (-crtc_x > crtc_w) + return -EINVAL; + src_x += -crtc_x; + src_w -= -crtc_x; + crtc_w -= -crtc_x; + crtc_x = 0; + } + if (crtc_y < 0) { + if (-crtc_y > crtc_h) + return -EINVAL; + src_y += -crtc_y; + src_h -= -crtc_y; + crtc_h -= -crtc_y; + crtc_y = 0; + } + if (crtc_x + crtc_w > mode->hdisplay) { + if (crtc_x > mode->hdisplay) + return -EINVAL; + crtc_w = mode->hdisplay - crtc_x; + src_w = crtc_w; + } + if (crtc_y + crtc_h > mode->vdisplay) { + if (crtc_y > mode->vdisplay) + return -EINVAL; + crtc_h = mode->vdisplay - crtc_y; + src_h = crtc_h; + } + } else return -EINVAL; if (crtc_h < 2) return -EINVAL; |