13  * __drm_atomic_helper_connector_hdmi_reset() - Initializes all HDMI @drm_connector_state resources
17  * Initializes all HDMI resources from a @drm_connector_state without
18  * actually allocating it. This is useful for HDMI drivers, in
29 	new_conn_state->hdmi.broadcast_rgb = DRM_HDMI_BROADCAST_RGB_AUTO;  in __drm_atomic_helper_connector_hdmi_reset()
67 	if (conn_state->hdmi.output_format != HDMI_COLORSPACE_RGB)  in hdmi_is_limited_range()
70 	if (conn_state->hdmi.broadcast_rgb == DRM_HDMI_BROADCAST_RGB_FULL)  in hdmi_is_limited_range()
73 	if (conn_state->hdmi.broadcast_rgb == DRM_HDMI_BROADCAST_RGB_LIMITED)  in hdmi_is_limited_range()
112 	if (!(connector->hdmi.supported_formats & BIT(format))) {  in sink_supports_format_bpc()
124 		 * is not an HDMI compliant EDID for some reason, the  in sink_supports_format_bpc()
131 			drm_warn(dev, "HDMI Sink doesn't support RGB, something's wrong.\n");  in sink_supports_format_bpc()
166 		 * HDMI Spec 1.3 - Section 6.5 Pixel Encodings and Color Depth  in sink_supports_format_bpc()
207 	const struct drm_connector_hdmi_funcs *funcs = connector->hdmi.funcs;  in hdmi_clock_valid()
241 	conn_state->hdmi.tmds_char_rate = clock;  in hdmi_compute_clock()
276 		    bpc, conn_state->hdmi.tmds_char_rate);  in hdmi_try_format_bpc()
290 	 * TODO: Add support for YCbCr420 output for HDMI 2.0 capable  in hdmi_compute_format()
294 		conn_state->hdmi.output_format = HDMI_COLORSPACE_RGB;  in hdmi_compute_format()
322 		conn_state->hdmi.output_bpc = bpc;  in hdmi_compute_config()
327 			    conn_state->hdmi.output_bpc,  in hdmi_compute_config()
328 			    drm_hdmi_connector_get_output_format_name(conn_state->hdmi.output_format),  in hdmi_compute_config()
329 			    conn_state->hdmi.tmds_char_rate);  in hdmi_compute_config()
343 		&conn_state->hdmi.infoframes.avi;  in hdmi_generate_avi_infoframe()
346 	bool is_limited_range = conn_state->hdmi.is_limited_range;  in hdmi_generate_avi_infoframe()
357 	frame->colorspace = conn_state->hdmi.output_format;  in hdmi_generate_avi_infoframe()
377 		&conn_state->hdmi.infoframes.spd;  in hdmi_generate_spd_infoframe()
385 				      connector->hdmi.vendor,  in hdmi_generate_spd_infoframe()
386 				      connector->hdmi.product);  in hdmi_generate_spd_infoframe()
401 		&conn_state->hdmi.infoframes.hdr_drm;  in hdmi_generate_hdr_infoframe()
430 		&conn_state->hdmi.infoframes.hdmi;  in hdmi_generate_hdmi_vendor_infoframe()
432 		&infoframe->data.vendor.hdmi;  in hdmi_generate_hdmi_vendor_infoframe()
484  * drm_atomic_helper_connector_hdmi_check() - Helper to check HDMI connector atomic state
488  * Provides a default connector state check handler for HDMI connectors.
509 	new_conn_state->hdmi.is_limited_range = hdmi_is_limited_range(connector, new_conn_state);  in drm_atomic_helper_connector_hdmi_check()
519 	if (old_conn_state->hdmi.broadcast_rgb != new_conn_state->hdmi.broadcast_rgb ||  in drm_atomic_helper_connector_hdmi_check()
520 	    old_conn_state->hdmi.output_bpc != new_conn_state->hdmi.output_bpc ||  in drm_atomic_helper_connector_hdmi_check()
521 	    old_conn_state->hdmi.output_format != new_conn_state->hdmi.output_format) {  in drm_atomic_helper_connector_hdmi_check()
537  * drm_hdmi_connector_mode_valid() - Check if mode is valid for HDMI connector
541  * Generic .mode_valid implementation for HDMI connectors.
560 	const struct drm_connector_hdmi_funcs *funcs = connector->hdmi.funcs;  in clear_device_infoframe()
595 	const struct drm_connector_hdmi_funcs *funcs = connector->hdmi.funcs;  in write_device_infoframe()
648  * @connector: A pointer to the HDMI connector
649  * @state: The HDMI connector state to generate the infoframe from
651  * This function is meant for HDMI connector drivers to write their
671 	mutex_lock(&connector->hdmi.infoframes.lock);  in drm_atomic_helper_connector_hdmi_update_infoframes()
674 				       &old_conn_state->hdmi.infoframes.avi,  in drm_atomic_helper_connector_hdmi_update_infoframes()
675 				       &new_conn_state->hdmi.infoframes.avi);  in drm_atomic_helper_connector_hdmi_update_infoframes()
679 	if (connector->hdmi.infoframes.audio.set) {  in drm_atomic_helper_connector_hdmi_update_infoframes()
681 				      &connector->hdmi.infoframes.audio);  in drm_atomic_helper_connector_hdmi_update_infoframes()
687 				       &old_conn_state->hdmi.infoframes.hdr_drm,  in drm_atomic_helper_connector_hdmi_update_infoframes()
688 				       &new_conn_state->hdmi.infoframes.hdr_drm);  in drm_atomic_helper_connector_hdmi_update_infoframes()
693 				       &old_conn_state->hdmi.infoframes.spd,  in drm_atomic_helper_connector_hdmi_update_infoframes()
694 				       &new_conn_state->hdmi.infoframes.spd);  in drm_atomic_helper_connector_hdmi_update_infoframes()
700 					       &old_conn_state->hdmi.infoframes.hdmi,  in drm_atomic_helper_connector_hdmi_update_infoframes()
701 					       &new_conn_state->hdmi.infoframes.hdmi);  in drm_atomic_helper_connector_hdmi_update_infoframes()
707 	mutex_unlock(&connector->hdmi.infoframes.lock);  in drm_atomic_helper_connector_hdmi_update_infoframes()
714  * @connector: A pointer to the HDMI connector
717  * This function is meant for HDMI connector drivers to update their
729 		&connector->hdmi.infoframes.audio;  in drm_atomic_helper_connector_hdmi_update_audio_infoframe()
736 	mutex_lock(&connector->hdmi.infoframes.lock);  in drm_atomic_helper_connector_hdmi_update_audio_infoframe()
743 	mutex_unlock(&connector->hdmi.infoframes.lock);  in drm_atomic_helper_connector_hdmi_update_audio_infoframe()
751  * @connector: A pointer to the HDMI connector
753  * This function is meant for HDMI connector drivers to stop sending their
764 		&connector->hdmi.infoframes.audio;  in drm_atomic_helper_connector_hdmi_clear_audio_infoframe()
771 	mutex_lock(&connector->hdmi.infoframes.lock);  in drm_atomic_helper_connector_hdmi_clear_audio_infoframe()
779 	mutex_unlock(&connector->hdmi.infoframes.lock);  in drm_atomic_helper_connector_hdmi_clear_audio_infoframe()
792 		// TODO: also handle CEC and scramber, HDMI sink disconnected.  in drm_atomic_helper_connector_hdmi_update()
798 	if (connector->hdmi.funcs->read_edid)  in drm_atomic_helper_connector_hdmi_update()
799 		drm_edid = connector->hdmi.funcs->read_edid(connector);  in drm_atomic_helper_connector_hdmi_update()
808 		// TODO: also handle CEC and scramber, HDMI sink is now connected.  in drm_atomic_helper_connector_hdmi_update()
814  * drm_atomic_helper_connector_hdmi_hotplug - Handle the hotplug event for the HDMI connector
815  * @connector: A pointer to the HDMI connector
819  * callbacks, updating the HDMI-specific connector's data.
829  * drm_atomic_helper_connector_hdmi_force - HDMI Connector implementation of the force callback
830  * @connector: A pointer to the HDMI connector
832  * This function implements the .force() callback for the HDMI connectors. It
834  * the .force() callback implementation to maintain the HDMI-specific