diff options
| -rw-r--r-- | drivers/gpu/drm/drm_atomic.c | 60 | ||||
| -rw-r--r-- | drivers/gpu/drm/drm_connector.c | 8 | ||||
| -rw-r--r-- | drivers/gpu/drm/drm_crtc.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/drm_crtc_helper.c | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/drm_crtc_internal.h | 7 | ||||
| -rw-r--r-- | drivers/gpu/drm/drm_mode_object.c | 110 | ||||
| -rw-r--r-- | drivers/gpu/drm/drm_plane.c | 2 | ||||
| -rw-r--r-- | include/drm/drm_connector.h | 10 | ||||
| -rw-r--r-- | include/drm/drm_crtc.h | 6 | ||||
| -rw-r--r-- | include/drm/drm_plane.h | 6 |
10 files changed, 161 insertions, 53 deletions
diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c index 01192dd3ed79..0fd14aff7add 100644 --- a/drivers/gpu/drm/drm_atomic.c +++ b/drivers/gpu/drm/drm_atomic.c @@ -1864,9 +1864,60 @@ static struct drm_pending_vblank_event *create_vblank_event( return e; } -static int atomic_set_prop(struct drm_atomic_state *state, - struct drm_mode_object *obj, struct drm_property *prop, - uint64_t prop_value) +int drm_atomic_connector_commit_dpms(struct drm_atomic_state *state, + struct drm_connector *connector, + int mode) +{ + struct drm_connector *tmp_connector; + struct drm_connector_state *new_conn_state; + struct drm_crtc *crtc; + struct drm_crtc_state *crtc_state; + int i, ret, old_mode = connector->dpms; + bool active = false; + + ret = drm_modeset_lock(&state->dev->mode_config.connection_mutex, + state->acquire_ctx); + if (ret) + return ret; + + if (mode != DRM_MODE_DPMS_ON) + mode = DRM_MODE_DPMS_OFF; + connector->dpms = mode; + + crtc = connector->state->crtc; + if (!crtc) + goto out; + ret = drm_atomic_add_affected_connectors(state, crtc); + if (ret) + goto out; + + crtc_state = drm_atomic_get_crtc_state(state, crtc); + if (IS_ERR(crtc_state)) { + ret = PTR_ERR(crtc_state); + goto out; + } + + for_each_new_connector_in_state(state, tmp_connector, new_conn_state, i) { + if (new_conn_state->crtc != crtc) + continue; + if (tmp_connector->dpms == DRM_MODE_DPMS_ON) { + active = true; + break; + } + } + + crtc_state->active = active; + ret = drm_atomic_commit(state); +out: + if (ret != 0) + connector->dpms = old_mode; + return ret; +} + +int drm_atomic_set_property(struct drm_atomic_state *state, + struct drm_mode_object *obj, + struct drm_property *prop, + uint64_t prop_value) { struct drm_mode_object *ref; int ret; @@ -2286,7 +2337,8 @@ retry: goto out; } - ret = atomic_set_prop(state, obj, prop, prop_value); + ret = drm_atomic_set_property(state, obj, prop, + prop_value); if (ret) { drm_mode_object_put(obj); goto out; diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c index 0e9e3161bdd0..ba9f36cef68c 100644 --- a/drivers/gpu/drm/drm_connector.c +++ b/drivers/gpu/drm/drm_connector.c @@ -717,9 +717,9 @@ DRM_ENUM_NAME_FN(drm_get_tv_subconnector_name, * drivers, it remaps to controlling the "ACTIVE" property on the CRTC the * connector is linked to. Drivers should never set this property directly, * it is handled by the DRM core by calling the &drm_connector_funcs.dpms - * callback. Atomic drivers should implement this hook using - * drm_atomic_helper_connector_dpms(). This is the only property standard - * connector property that userspace can change. + * callback. For atomic drivers the remapping to the "ACTIVE" property is + * implemented in the DRM core. This is the only standard connector + * property that userspace can change. * PATH: * Connector path property to identify how this sink is physically * connected. Used by DP MST. This should be set by calling @@ -1225,7 +1225,7 @@ int drm_mode_connector_set_obj_prop(struct drm_mode_object *obj, } else if (connector->funcs->set_property) ret = connector->funcs->set_property(connector, property, value); - if (!ret && !drm_drv_uses_atomic_modeset(property->dev)) + if (!ret) drm_object_property_set_value(&connector->base, property, value); return ret; } diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index 9271235d84b0..5af25ce5bf7c 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -736,7 +736,7 @@ int drm_mode_crtc_set_obj_prop(struct drm_mode_object *obj, if (crtc->funcs->set_property) ret = crtc->funcs->set_property(crtc, property, value); - if (!ret && !drm_drv_uses_atomic_modeset(property->dev)) + if (!ret) drm_object_property_set_value(obj, property, value); return ret; diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c index 4afdf7902eda..eab36a460638 100644 --- a/drivers/gpu/drm/drm_crtc_helper.c +++ b/drivers/gpu/drm/drm_crtc_helper.c @@ -863,8 +863,7 @@ static int drm_helper_choose_crtc_dpms(struct drm_crtc *crtc) * provided by the driver. * * This function is deprecated. New drivers must implement atomic modeset - * support, for which this function is unsuitable. Instead drivers should use - * drm_atomic_helper_connector_dpms(). + * support, where DPMS is handled in the DRM core. * * Returns: * Always returns 0. diff --git a/drivers/gpu/drm/drm_crtc_internal.h b/drivers/gpu/drm/drm_crtc_internal.h index d077c5490041..a43582076b20 100644 --- a/drivers/gpu/drm/drm_crtc_internal.h +++ b/drivers/gpu/drm/drm_crtc_internal.h @@ -178,6 +178,13 @@ struct drm_minor; int drm_atomic_debugfs_init(struct drm_minor *minor); #endif +int drm_atomic_connector_commit_dpms(struct drm_atomic_state *state, + struct drm_connector *connector, + int mode); +int drm_atomic_set_property(struct drm_atomic_state *state, + struct drm_mode_object *obj, + struct drm_property *prop, + uint64_t prop_value); int drm_atomic_get_property(struct drm_mode_object *obj, struct drm_property *property, uint64_t *val); int drm_mode_atomic_ioctl(struct drm_device *dev, diff --git a/drivers/gpu/drm/drm_mode_object.c b/drivers/gpu/drm/drm_mode_object.c index 92743a796bf0..1055533792f3 100644 --- a/drivers/gpu/drm/drm_mode_object.c +++ b/drivers/gpu/drm/drm_mode_object.c @@ -392,6 +392,83 @@ struct drm_property *drm_mode_obj_find_prop_id(struct drm_mode_object *obj, return NULL; } +static int set_property_legacy(struct drm_mode_object *obj, + struct drm_property *prop, + uint64_t prop_value) +{ + struct drm_device *dev = prop->dev; + struct drm_mode_object *ref; + int ret = -EINVAL; + + if (!drm_property_change_valid_get(prop, prop_value, &ref)) + return -EINVAL; + + drm_modeset_lock_all(dev); + switch (obj->type) { + case DRM_MODE_OBJECT_CONNECTOR: + ret = drm_mode_connector_set_obj_prop(obj, prop, + prop_value); + break; + case DRM_MODE_OBJECT_CRTC: + ret = drm_mode_crtc_set_obj_prop(obj, prop, prop_value); + break; + case DRM_MODE_OBJECT_PLANE: + ret = drm_mode_plane_set_obj_prop(obj_to_plane(obj), + prop, prop_value); + break; + } + drm_property_change_valid_put(prop, ref); + drm_modeset_unlock_all(dev); + + return ret; +} + +static int set_property_atomic(struct drm_mode_object *obj, + struct drm_property *prop, + uint64_t prop_value) +{ + struct drm_device *dev = prop->dev; + struct drm_atomic_state *state; + struct drm_modeset_acquire_ctx ctx; + int ret; + + drm_modeset_acquire_init(&ctx, 0); + + state = drm_atomic_state_alloc(dev); + if (!state) + return -ENOMEM; + state->acquire_ctx = &ctx; +retry: + if (prop == state->dev->mode_config.dpms_property) { + if (obj->type != DRM_MODE_OBJECT_CONNECTOR) { + ret = -EINVAL; + goto out; + } + + ret = drm_atomic_connector_commit_dpms(state, + obj_to_connector(obj), + prop_value); + } else { + ret = drm_atomic_set_property(state, obj, prop, prop_value); + if (ret) + goto out; + ret = drm_atomic_commit(state); + } +out: + if (ret == -EDEADLK) { + drm_atomic_state_clear(state); + drm_modeset_backoff(&ctx); + goto retry; + } + + drm_atomic_state_put(state); + + drm_modeset_drop_locks(&ctx); + drm_modeset_acquire_fini(&ctx); + + return ret; +} + int drm_mode_obj_set_property_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv) { @@ -399,18 +476,13 @@ int drm_mode_obj_set_property_ioctl(struct drm_device *dev, void *data, struct drm_mode_object *arg_obj; struct drm_property *property; int ret = -EINVAL; - struct drm_mode_object *ref; if (!drm_core_check_feature(dev, DRIVER_MODESET)) return -EINVAL; - drm_modeset_lock_all(dev); - arg_obj = drm_mode_object_find(dev, arg->obj_id, arg->obj_type); - if (!arg_obj) { - ret = -ENOENT; - goto out; - } + if (!arg_obj) + return -ENOENT; if (!arg_obj->properties) goto out_unref; @@ -419,28 +491,12 @@ int drm_mode_obj_set_property_ioctl(struct drm_device *dev, void *data, if (!property) goto out_unref; - if (!drm_property_change_valid_get(property, arg->value, &ref)) - goto out_unref; - - switch (arg_obj->type) { - case DRM_MODE_OBJECT_CONNECTOR: - ret = drm_mode_connector_set_obj_prop(arg_obj, property, - arg->value); - break; - case DRM_MODE_OBJECT_CRTC: - ret = drm_mode_crtc_set_obj_prop(arg_obj, property, arg->value); - break; - case DRM_MODE_OBJECT_PLANE: - ret = drm_mode_plane_set_obj_prop(obj_to_plane(arg_obj), - property, arg->value); - break; - } - - drm_property_change_valid_put(property, ref); + if (drm_drv_uses_atomic_modeset(property->dev)) + ret = set_property_atomic(arg_obj, property, arg->value); + else + ret = set_property_legacy(arg_obj, property, arg->value); out_unref: drm_mode_object_put(arg_obj); -out: - drm_modeset_unlock_all(dev); return ret; } diff --git a/drivers/gpu/drm/drm_plane.c b/drivers/gpu/drm/drm_plane.c index 7889ef7d6954..5c14beee52ff 100644 --- a/drivers/gpu/drm/drm_plane.c +++ b/drivers/gpu/drm/drm_plane.c @@ -448,7 +448,7 @@ int drm_mode_plane_set_obj_prop(struct drm_plane *plane, if (plane->funcs->set_property) ret = plane->funcs->set_property(plane, property, value); - if (!ret && !drm_drv_uses_atomic_modeset(property->dev)) + if (!ret) drm_object_property_set_value(obj, property, value); return ret; diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h index 4bc088269d05..ea8da401c93c 100644 --- a/include/drm/drm_connector.h +++ b/include/drm/drm_connector.h @@ -382,8 +382,8 @@ struct drm_connector_funcs { * implement the 4 level DPMS support on the connector any more, but * instead only have an on/off "ACTIVE" property on the CRTC object. * - * Drivers implementing atomic modeset should use - * drm_atomic_helper_connector_dpms() to implement this hook. + * This hook is not used by atomic drivers, remapping of the legacy DPMS + * property is entirely handled in the DRM core. * * RETURNS: * @@ -480,11 +480,9 @@ struct drm_connector_funcs { * This is the legacy entry point to update a property attached to the * connector. * - * Drivers implementing atomic modeset should use - * drm_atomic_helper_connector_set_property() to implement this hook. - * * This callback is optional if the driver does not support any legacy - * driver-private properties. + * driver-private properties. For atomic drivers it is not used because + * property handling is done entirely in the DRM core. * * RETURNS: * diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index 0cc89623abe6..1a642020e306 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -473,11 +473,9 @@ struct drm_crtc_funcs { * This is the legacy entry point to update a property attached to the * CRTC. * - * Drivers implementing atomic modeset should use - * drm_atomic_helper_crtc_set_property() to implement this hook. - * * This callback is optional if the driver does not support any legacy - * driver-private properties. + * driver-private properties. For atomic drivers it is not used because + * property handling is done entirely in the DRM core. * * RETURNS: * diff --git a/include/drm/drm_plane.h b/include/drm/drm_plane.h index 9d2cc3b11ae7..73f90f9d057f 100644 --- a/include/drm/drm_plane.h +++ b/include/drm/drm_plane.h @@ -233,11 +233,9 @@ struct drm_plane_funcs { * This is the legacy entry point to update a property attached to the * plane. * - * Drivers implementing atomic modeset should use - * drm_atomic_helper_plane_set_property() to implement this hook. - * * This callback is optional if the driver does not support any legacy - * driver-private properties. + * driver-private properties. For atomic drivers it is not used because + * property handling is done entirely in the DRM core. * * RETURNS: * |