35  * struct drm_encoder_funcs - encoder controls
43 	 * Reset encoder hardware and software state to off. This function isn't
47 	void (*reset)(struct drm_encoder *encoder);
52 	 * Clean up encoder resources. This is only called at driver unload time
53 	 * through drm_mode_config_cleanup() since an encoder cannot be
56 	void (*destroy)(struct drm_encoder *encoder);
62 	 * interfaces attached to the encoder like debugfs interfaces.
71 	int (*late_register)(struct drm_encoder *encoder);
77 	 * userspace interfaces attached to the encoder from
82 	void (*early_unregister)(struct drm_encoder *encoder);
86  * struct drm_encoder - central DRM encoder structure
91  * @bridge: bridge associated to the encoder
108 	 * encoder types are defined thus far:
128 	 *   mutliple DP MST streams to share one physical encoder.
134 	 * index. It is invariant over the lifetime of the encoder.
141 	 * the bits for all &drm_crtc objects this encoder can be connected to
155 	 * &drm_crtc together with this encoder before calling
157 	 * encoder itself, too. Cloning bits should be set such that when two
163 	 * Note that since encoder objects can't be hotplugged the assigned indices
183 		     struct drm_encoder *encoder,
188  * drm_encoder_index - find the index of a registered encoder
189  * @encoder: encoder to find index for
191  * Given a registered encoder, return the index of that encoder within a DRM
194 static inline unsigned int drm_encoder_index(const struct drm_encoder *encoder)  in drm_encoder_index()  argument
196 	return encoder->index;  in drm_encoder_index()
200  * drm_encoder_mask - find the mask of a registered ENCODER
201  * @encoder: encoder to find mask for
203  * Given a registered encoder, return the mask bit of that encoder for an
204  * encoder's possible_clones field.
206 static inline u32 drm_encoder_mask(const struct drm_encoder *encoder)  in drm_encoder_mask()  argument
208 	return 1 << drm_encoder_index(encoder);  in drm_encoder_mask()
212  * drm_encoder_crtc_ok - can a given crtc drive a given encoder?
213  * @encoder: encoder to test
216  * Returns false if @encoder can't be driven by @crtc, true otherwise.
218 static inline bool drm_encoder_crtc_ok(struct drm_encoder *encoder,  in drm_encoder_crtc_ok()  argument
221 	return !!(encoder->possible_crtcs & drm_crtc_mask(crtc));  in drm_encoder_crtc_ok()
228  * @id: encoder id
230  * Returns the encoder with @id, NULL if it doesn't exist. Simple wrapper around
244 void drm_encoder_cleanup(struct drm_encoder *encoder);
248  * @encoder: the loop cursor
250  * @encoder_mask: bitmask of encoder indices
254 #define drm_for_each_encoder_mask(encoder, dev, encoder_mask) \  argument
255 	list_for_each_entry((encoder), &(dev)->mode_config.encoder_list, head) \
256 		for_each_if ((encoder_mask) & drm_encoder_mask(encoder))
260  * @encoder: the loop cursor
265 #define drm_for_each_encoder(encoder, dev) \  argument
266 	list_for_each_entry(encoder, &(dev)->mode_config.encoder_list, head)