13  * @connector: DRM connector
14  * @new_conn_state: connector state to reset
21 void __drm_atomic_helper_connector_hdmi_reset(struct drm_connector *connector,  in __drm_atomic_helper_connector_hdmi_reset()  argument
24 	unsigned int max_bpc = connector->max_bpc;  in __drm_atomic_helper_connector_hdmi_reset()
54 static bool hdmi_is_limited_range(const struct drm_connector *connector,  in hdmi_is_limited_range()  argument
57 	const struct drm_display_info *info = &connector->display_info;  in hdmi_is_limited_range()
82 sink_supports_format_bpc(const struct drm_connector *connector,  in sink_supports_format_bpc()  argument
87 	struct drm_device *dev = connector->dev;  in sink_supports_format_bpc()
111 	if (!(connector->hdmi.supported_formats & BIT(format))) {  in sink_supports_format_bpc()
112 		drm_dbg_kms(dev, "%s format unsupported by the connector.\n",  in sink_supports_format_bpc()
202 hdmi_clock_valid(const struct drm_connector *connector,  in hdmi_clock_valid()  argument
206 	const struct drm_connector_hdmi_funcs *funcs = connector->hdmi.funcs;  in hdmi_clock_valid()
207 	const struct drm_display_info *info = &connector->display_info;  in hdmi_clock_valid()
215 		status = funcs->tmds_char_rate_valid(connector, mode, clock);  in hdmi_clock_valid()
224 hdmi_compute_clock(const struct drm_connector *connector,  in hdmi_compute_clock()  argument
236 	status = hdmi_clock_valid(connector, mode, clock);  in hdmi_compute_clock()
246 hdmi_try_format_bpc(const struct drm_connector *connector,  in hdmi_try_format_bpc()  argument
251 	const struct drm_display_info *info = &connector->display_info;  in hdmi_try_format_bpc()
252 	struct drm_device *dev = connector->dev;  in hdmi_try_format_bpc()
258 	if (!sink_supports_format_bpc(connector, info, mode, fmt, bpc)) {  in hdmi_try_format_bpc()
265 	ret = hdmi_compute_clock(connector, conn_state, mode, bpc, fmt);  in hdmi_try_format_bpc()
281 hdmi_compute_format(const struct drm_connector *connector,  in hdmi_compute_format()  argument
286 	struct drm_device *dev = connector->dev;  in hdmi_compute_format()
292 	if (hdmi_try_format_bpc(connector, conn_state, mode, bpc, HDMI_COLORSPACE_RGB)) {  in hdmi_compute_format()
303 hdmi_compute_config(const struct drm_connector *connector,  in hdmi_compute_config()  argument
307 	struct drm_device *dev = connector->dev;  in hdmi_compute_config()
310 				       8, connector->max_bpc);  in hdmi_compute_config()
317 		ret = hdmi_compute_format(connector, conn_state, mode, bpc);  in hdmi_compute_config()
336 static int hdmi_generate_avi_infoframe(const struct drm_connector *connector,  in hdmi_generate_avi_infoframe()  argument
350 	ret = drm_hdmi_avi_infoframe_from_display_mode(frame, connector, mode);  in hdmi_generate_avi_infoframe()
361 	drm_hdmi_avi_infoframe_quant_range(frame, connector, mode, rgb_quant_range);  in hdmi_generate_avi_infoframe()
370 static int hdmi_generate_spd_infoframe(const struct drm_connector *connector,  in hdmi_generate_spd_infoframe()  argument
380 				      connector->hdmi.vendor,  in hdmi_generate_spd_infoframe()
381 				      connector->hdmi.product);  in hdmi_generate_spd_infoframe()
392 static int hdmi_generate_hdr_infoframe(const struct drm_connector *connector,  in hdmi_generate_hdr_infoframe()  argument
401 	if (connector->max_bpc < 10)  in hdmi_generate_hdr_infoframe()
416 static int hdmi_generate_hdmi_vendor_infoframe(const struct drm_connector *connector,  in hdmi_generate_hdmi_vendor_infoframe()  argument
419 	const struct drm_display_info *info = &connector->display_info;  in hdmi_generate_hdmi_vendor_infoframe()
431 	ret = drm_hdmi_vendor_infoframe_from_display_mode(frame, connector, mode);  in hdmi_generate_hdmi_vendor_infoframe()
441 hdmi_generate_infoframes(const struct drm_connector *connector,  in hdmi_generate_infoframes()  argument
444 	const struct drm_display_info *info = &connector->display_info;  in hdmi_generate_infoframes()
450 	ret = hdmi_generate_avi_infoframe(connector, conn_state);  in hdmi_generate_infoframes()
454 	ret = hdmi_generate_spd_infoframe(connector, conn_state);  in hdmi_generate_infoframes()
463 	ret = hdmi_generate_hdr_infoframe(connector, conn_state);  in hdmi_generate_infoframes()
467 	ret = hdmi_generate_hdmi_vendor_infoframe(connector, conn_state);  in hdmi_generate_infoframes()
475  * drm_atomic_helper_connector_hdmi_check() - Helper to check HDMI connector atomic state
476  * @connector: DRM Connector
479  * Provides a default connector state check handler for HDMI connectors.
480  * Checks that a desired connector update is valid, and updates various
486 int drm_atomic_helper_connector_hdmi_check(struct drm_connector *connector,  in drm_atomic_helper_connector_hdmi_check()  argument
490 		drm_atomic_get_old_connector_state(state, connector);  in drm_atomic_helper_connector_hdmi_check()
492 		drm_atomic_get_new_connector_state(state, connector);  in drm_atomic_helper_connector_hdmi_check()
497 	new_conn_state->hdmi.is_limited_range = hdmi_is_limited_range(connector, new_conn_state);  in drm_atomic_helper_connector_hdmi_check()
499 	ret = hdmi_compute_config(connector, new_conn_state, mode);  in drm_atomic_helper_connector_hdmi_check()
503 	ret = hdmi_generate_infoframes(connector, new_conn_state);  in drm_atomic_helper_connector_hdmi_check()
524 static int clear_device_infoframe(struct drm_connector *connector,  in clear_device_infoframe()  argument
527 	const struct drm_connector_hdmi_funcs *funcs = connector->hdmi.funcs;  in clear_device_infoframe()
528 	struct drm_device *dev = connector->dev;  in clear_device_infoframe()
538 	ret = funcs->clear_infoframe(connector, type);  in clear_device_infoframe()
547 static int clear_infoframe(struct drm_connector *connector,  in clear_infoframe()  argument
552 	ret = clear_device_infoframe(connector, old_frame->data.any.type);  in clear_infoframe()
559 static int write_device_infoframe(struct drm_connector *connector,  in write_device_infoframe()  argument
562 	const struct drm_connector_hdmi_funcs *funcs = connector->hdmi.funcs;  in write_device_infoframe()
563 	struct drm_device *dev = connector->dev;  in write_device_infoframe()
579 	ret = funcs->write_infoframe(connector, frame->any.type, buffer, len);  in write_device_infoframe()
588 static int write_infoframe(struct drm_connector *connector,  in write_infoframe()  argument
593 	ret = write_device_infoframe(connector, &new_frame->data);  in write_infoframe()
600 static int write_or_clear_infoframe(struct drm_connector *connector,  in write_or_clear_infoframe()  argument
605 		return write_infoframe(connector, new_frame);  in write_or_clear_infoframe()
608 		return clear_infoframe(connector, old_frame);  in write_or_clear_infoframe()
615  * @connector: A pointer to the HDMI connector
616  * @state: The HDMI connector state to generate the infoframe from
618  * This function is meant for HDMI connector drivers to write their
625 int drm_atomic_helper_connector_hdmi_update_infoframes(struct drm_connector *connector,  in drm_atomic_helper_connector_hdmi_update_infoframes()  argument
629 		drm_atomic_get_old_connector_state(state, connector);  in drm_atomic_helper_connector_hdmi_update_infoframes()
631 		drm_atomic_get_new_connector_state(state, connector);  in drm_atomic_helper_connector_hdmi_update_infoframes()
632 	struct drm_display_info *info = &connector->display_info;  in drm_atomic_helper_connector_hdmi_update_infoframes()
638 	mutex_lock(&connector->hdmi.infoframes.lock);  in drm_atomic_helper_connector_hdmi_update_infoframes()
640 	ret = write_or_clear_infoframe(connector,  in drm_atomic_helper_connector_hdmi_update_infoframes()
646 	if (connector->hdmi.infoframes.audio.set) {  in drm_atomic_helper_connector_hdmi_update_infoframes()
647 		ret = write_infoframe(connector,  in drm_atomic_helper_connector_hdmi_update_infoframes()
648 				      &connector->hdmi.infoframes.audio);  in drm_atomic_helper_connector_hdmi_update_infoframes()
653 	ret = write_or_clear_infoframe(connector,  in drm_atomic_helper_connector_hdmi_update_infoframes()
659 	ret = write_or_clear_infoframe(connector,  in drm_atomic_helper_connector_hdmi_update_infoframes()
666 		ret = write_or_clear_infoframe(connector,  in drm_atomic_helper_connector_hdmi_update_infoframes()
674 	mutex_unlock(&connector->hdmi.infoframes.lock);  in drm_atomic_helper_connector_hdmi_update_infoframes()
681  * @connector: A pointer to the HDMI connector
684  * This function is meant for HDMI connector drivers to update their
692 drm_atomic_helper_connector_hdmi_update_audio_infoframe(struct drm_connector *connector,  in drm_atomic_helper_connector_hdmi_update_audio_infoframe()  argument
696 		&connector->hdmi.infoframes.audio;  in drm_atomic_helper_connector_hdmi_update_audio_infoframe()
697 	struct drm_display_info *info = &connector->display_info;  in drm_atomic_helper_connector_hdmi_update_audio_infoframe()
703 	mutex_lock(&connector->hdmi.infoframes.lock);  in drm_atomic_helper_connector_hdmi_update_audio_infoframe()
708 	ret = write_infoframe(connector, infoframe);  in drm_atomic_helper_connector_hdmi_update_audio_infoframe()
710 	mutex_unlock(&connector->hdmi.infoframes.lock);  in drm_atomic_helper_connector_hdmi_update_audio_infoframe()
718  * @connector: A pointer to the HDMI connector
720  * This function is meant for HDMI connector drivers to stop sending their
728 drm_atomic_helper_connector_hdmi_clear_audio_infoframe(struct drm_connector *connector)  in drm_atomic_helper_connector_hdmi_clear_audio_infoframe()  argument
731 		&connector->hdmi.infoframes.audio;  in drm_atomic_helper_connector_hdmi_clear_audio_infoframe()
732 	struct drm_display_info *info = &connector->display_info;  in drm_atomic_helper_connector_hdmi_clear_audio_infoframe()
738 	mutex_lock(&connector->hdmi.infoframes.lock);  in drm_atomic_helper_connector_hdmi_clear_audio_infoframe()
742 	ret = clear_infoframe(connector, infoframe);  in drm_atomic_helper_connector_hdmi_clear_audio_infoframe()
746 	mutex_unlock(&connector->hdmi.infoframes.lock);  in drm_atomic_helper_connector_hdmi_clear_audio_infoframe()