diff options
Diffstat (limited to 'drivers/gpu/drm/drm_atomic.c')
| -rw-r--r-- | drivers/gpu/drm/drm_atomic.c | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c index 1e38dfc..ee68267 100644 --- a/drivers/gpu/drm/drm_atomic.c +++ b/drivers/gpu/drm/drm_atomic.c @@ -241,7 +241,13 @@ int drm_atomic_crtc_set_property(struct drm_crtc *crtc, struct drm_crtc_state *state, struct drm_property *property, uint64_t val) { - if (crtc->funcs->atomic_set_property) + struct drm_device *dev = crtc->dev; + struct drm_mode_config *config = &dev->mode_config; + + /* FIXME: Mode prop is missing, which also controls ->enable. */ + if (property == config->prop_active) { + state->active = val; + } else if (crtc->funcs->atomic_set_property) return crtc->funcs->atomic_set_property(crtc, state, property, val); return -EINVAL; } @@ -282,6 +288,13 @@ static int drm_atomic_crtc_check(struct drm_crtc *crtc, * * TODO: Add generic modeset state checks once we support those. */ + + if (state->active && !state->enable) { + DRM_DEBUG_KMS("[CRTC:%d] active without enabled\n", + crtc->base.id); + return -EINVAL; + } + return 0; } @@ -976,7 +989,8 @@ int drm_atomic_check_only(struct drm_atomic_state *state) if (!crtc) continue; - if (crtc_state->mode_changed) { + if (crtc_state->mode_changed || + crtc_state->active_changed) { DRM_DEBUG_KMS("[CRTC:%d] requires full modeset\n", crtc->base.id); return -EINVAL; |
