Setting the cap without the modifier list is very confusing to userspace. Fix that by listing the ones we support explicitly.

Stable backport so that userspace can rely on this working in a reasonable way, i.e. that the cap set implies IN_FORMATS is available.

Cc: stable@vger.kernel.org Cc: Pekka Paalanen pekka.paalanen@collabora.com Cc: Rob Clark robdclark@chromium.org Cc: Jordan Crouse jordan@cosmicpenguin.net Cc: Emil Velikov emil.velikov@collabora.com Cc: Sam Ravnborg sam@ravnborg.org Signed-off-by: Daniel Vetter daniel.vetter@intel.com --- drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c | 2 -- drivers/gpu/drm/msm/disp/mdp4/mdp4_plane.c | 8 +++++++- 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c b/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c index 3d729270bde1..4a5b518288b0 100644 --- a/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c +++ b/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c @@ -88,8 +88,6 @@ static int mdp4_hw_init(struct msm_kms *kms) if (mdp4_kms->rev > 1) mdp4_write(mdp4_kms, REG_MDP4_RESET_STATUS, 1);

- dev->mode_config.allow_fb_modifiers = true; - out: pm_runtime_put_sync(dev->dev);

diff --git a/drivers/gpu/drm/msm/disp/mdp4/mdp4_plane.c b/drivers/gpu/drm/msm/disp/mdp4/mdp4_plane.c index 9aecca919f24..49bdabea8ed5 100644 --- a/drivers/gpu/drm/msm/disp/mdp4/mdp4_plane.c +++ b/drivers/gpu/drm/msm/disp/mdp4/mdp4_plane.c @@ -349,6 +349,12 @@ enum mdp4_pipe mdp4_plane_pipe(struct drm_plane *plane) return mdp4_plane->pipe; }

+static const uint64_t supported_format_modifiers[] = { + DRM_FORMAT_MOD_SAMSUNG_64_32_TILE, + DRM_FORMAT_MOD_LINEAR, + DRM_FORMAT_MOD_INVALID +}; + /* initialize plane */ struct drm_plane *mdp4_plane_init(struct drm_device *dev, enum mdp4_pipe pipe_id, bool private_plane) @@ -377,7 +383,7 @@ struct drm_plane *mdp4_plane_init(struct drm_device *dev, type = private_plane ? DRM_PLANE_TYPE_PRIMARY : DRM_PLANE_TYPE_OVERLAY; ret = drm_universal_plane_init(dev, plane, 0xff, &mdp4_plane_funcs, mdp4_plane->formats, mdp4_plane->nformats, - NULL, type, NULL); + supported_format_modifiers, type, NULL); if (ret) goto fail;