Stop limiting zpos property values, we use normalized_zpos anyway. And nothing stops userspace from assigning several planes to a single zpos (it is a userspace bug, but the kernel is forgiving about it).
Signed-off-by: Dmitry Baryshkov dmitry.baryshkov@linaro.org --- drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c | 10 +--------- 1 file changed, 1 insertion(+), 9 deletions(-)
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c index 3fcc964dec0a..c04c3be16d85 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c @@ -1429,7 +1429,6 @@ struct drm_plane *dpu_plane_init(struct drm_device *dev, struct dpu_plane *pdpu; struct msm_drm_private *priv = dev->dev_private; struct dpu_kms *kms = to_dpu_kms(priv->kms); - int zpos_max = DPU_ZPOS_MAX; uint32_t num_formats; int ret = -EINVAL;
@@ -1467,14 +1466,7 @@ struct drm_plane *dpu_plane_init(struct drm_device *dev,
pdpu->catalog = kms->catalog;
- if (kms->catalog->mixer_count && - kms->catalog->mixer[0].sblk->maxblendstages) { - zpos_max = kms->catalog->mixer[0].sblk->maxblendstages - 1; - if (zpos_max > DPU_STAGE_MAX - DPU_STAGE_0 - 1) - zpos_max = DPU_STAGE_MAX - DPU_STAGE_0 - 1; - } - - ret = drm_plane_create_zpos_property(plane, 0, 0, zpos_max); + ret = drm_plane_create_zpos_property(plane, 0, 0, DPU_ZPOS_MAX); if (ret) DPU_ERROR("failed to install zpos property, rc = %d\n", ret);