55 /// `self.dev` is a valid instance of a `struct device`.
104         // - `dev` is valid by its type invarants,  in new()
116         // SAFETY: `raw_drm` is a valid pointer to `Self`.  in new()
120         // - `raw_data` is a valid pointer to uninitialized memory.  in new()
123             // SAFETY: `raw_drm` is a valid pointer to `Self`, given that `__drm_dev_alloc` was  in new()
127             // SAFETY: `__drm_dev_alloc()` was successful, hence `drm_dev` must be valid and the  in new()
143     /// `ptr` must be a valid pointer to a `struct device` embedded in `Self`.
145         // SAFETY: By the safety requirements of this function `ptr` is a valid pointer to a  in from_drm_device()
152     /// `ptr` must be a valid pointer to `Self`.
154         // SAFETY: By the safety requirements of this function, `ptr` is a valid pointer to `Self`.  in into_drm_device()
162     /// Callers must ensure that `ptr` is valid, non-null, and has a non-zero reference count,
171         // SAFETY: By the safety requirements of this function `ptr` is a valid pointer to a  in from_raw()
175         // SAFETY: `ptr` is valid by the safety requirements of this function.  in from_raw()
180         // SAFETY: `ptr` is a valid pointer to a `struct drm_device` and embedded in `Self`.  in release()
185         // - `this` is valid for dropping.  in release()
207         // SAFETY: `obj` is a valid pointer to `Self`.  in dec_ref()
217         // SAFETY: `bindings::drm_device::dev` is valid as long as the DRM device itself is valid,  in as_ref()