3  * Driver for Analog Devices ADV748X HDMI receiver and Component Processor (CP)
21  * HDMI and CP
90 static void adv748x_hdmi_fill_format(struct adv748x_hdmi *hdmi,  in adv748x_hdmi_fill_format()  argument
96 	fmt->field = hdmi->timings.bt.interlaced ?  in adv748x_hdmi_fill_format()
102 	fmt->width = hdmi->timings.bt.width;  in adv748x_hdmi_fill_format()
103 	fmt->height = hdmi->timings.bt.height;  in adv748x_hdmi_fill_format()
145  * HDMI CP uses a Data Enable synchronisation timing reference
220 	struct adv748x_hdmi *hdmi = adv748x_sd_to_hdmi(sd);  in adv748x_hdmi_s_dv_timings()  local
221 	struct adv748x_state *state = adv748x_hdmi_to_state(hdmi);  in adv748x_hdmi_s_dv_timings()
227 	if (v4l2_match_dv_timings(&hdmi->timings, timings, 0, false))  in adv748x_hdmi_s_dv_timings()
242 	hdmi->timings = *timings;  in adv748x_hdmi_s_dv_timings()
260 	struct adv748x_hdmi *hdmi = adv748x_sd_to_hdmi(sd);  in adv748x_hdmi_g_dv_timings()  local
261 	struct adv748x_state *state = adv748x_hdmi_to_state(hdmi);  in adv748x_hdmi_g_dv_timings()
265 	*timings = hdmi->timings;  in adv748x_hdmi_g_dv_timings()
275 	struct adv748x_hdmi *hdmi = adv748x_sd_to_hdmi(sd);  in adv748x_hdmi_query_dv_timings()  local
276 	struct adv748x_state *state = adv748x_hdmi_to_state(hdmi);  in adv748x_hdmi_query_dv_timings()
292 		*timings = hdmi->timings;  in adv748x_hdmi_query_dv_timings()
344 	hdmi->timings = *timings;  in adv748x_hdmi_query_dv_timings()
351 	struct adv748x_hdmi *hdmi = adv748x_sd_to_hdmi(sd);  in adv748x_hdmi_g_input_status()  local
352 	struct adv748x_state *state = adv748x_hdmi_to_state(hdmi);  in adv748x_hdmi_g_input_status()
365 	struct adv748x_hdmi *hdmi = adv748x_sd_to_hdmi(sd);  in adv748x_hdmi_s_stream()  local
366 	struct adv748x_state *state = adv748x_hdmi_to_state(hdmi);  in adv748x_hdmi_s_stream()
371 	ret = adv748x_tx_power(hdmi->tx, enable);  in adv748x_hdmi_s_stream()
376 		adv_dbg(state, "Detected HDMI signal\n");  in adv748x_hdmi_s_stream()
378 		adv_dbg(state, "Couldn't detect HDMI video signal\n");  in adv748x_hdmi_s_stream()
407 static int adv748x_hdmi_propagate_pixelrate(struct adv748x_hdmi *hdmi)  in adv748x_hdmi_propagate_pixelrate()  argument
412 	tx = adv748x_get_remote_sd(&hdmi->pads[ADV748X_HDMI_SOURCE]);  in adv748x_hdmi_propagate_pixelrate()
416 	adv748x_hdmi_query_dv_timings(&hdmi->sd, &timings);  in adv748x_hdmi_propagate_pixelrate()
437 	struct adv748x_hdmi *hdmi = adv748x_sd_to_hdmi(sd);  in adv748x_hdmi_get_format()  local
448 		adv748x_hdmi_fill_format(hdmi, &sdformat->format);  in adv748x_hdmi_get_format()
449 		adv748x_hdmi_propagate_pixelrate(hdmi);  in adv748x_hdmi_get_format()
475 	struct adv748x_hdmi *hdmi = adv748x_sd_to_hdmi(sd);  in adv748x_hdmi_get_edid()  local
479 	if (!hdmi->edid.present)  in adv748x_hdmi_get_edid()
483 		edid->blocks = hdmi->edid.blocks;  in adv748x_hdmi_get_edid()
487 	if (edid->start_block >= hdmi->edid.blocks)  in adv748x_hdmi_get_edid()
490 	if (edid->start_block + edid->blocks > hdmi->edid.blocks)  in adv748x_hdmi_get_edid()
491 		edid->blocks = hdmi->edid.blocks - edid->start_block;  in adv748x_hdmi_get_edid()
493 	memcpy(edid->edid, hdmi->edid.edid + edid->start_block * 128,  in adv748x_hdmi_get_edid()
499 static inline int adv748x_hdmi_edid_write_block(struct adv748x_hdmi *hdmi,  in adv748x_hdmi_edid_write_block()  argument
502 	struct adv748x_state *state = adv748x_hdmi_to_state(hdmi);  in adv748x_hdmi_edid_write_block()
525 	struct adv748x_hdmi *hdmi = adv748x_sd_to_hdmi(sd);  in adv748x_hdmi_set_edid()  local
526 	struct adv748x_state *state = adv748x_hdmi_to_state(hdmi);  in adv748x_hdmi_set_edid()
535 		hdmi->edid.blocks = 0;  in adv748x_hdmi_set_edid()
536 		hdmi->edid.present = 0;  in adv748x_hdmi_set_edid()
539 		hdmi->aspect_ratio.numerator = 16;  in adv748x_hdmi_set_edid()
540 		hdmi->aspect_ratio.denominator = 9;  in adv748x_hdmi_set_edid()
556 	memcpy(hdmi->edid.edid, edid->edid, 128 * edid->blocks);  in adv748x_hdmi_set_edid()
557 	hdmi->edid.blocks = edid->blocks;  in adv748x_hdmi_set_edid()
558 	hdmi->edid.present = true;  in adv748x_hdmi_set_edid()
560 	hdmi->aspect_ratio = v4l2_calc_aspect_ratio(edid->edid[0x15],  in adv748x_hdmi_set_edid()
563 	err = adv748x_hdmi_edid_write_block(hdmi, 128 * edid->blocks,  in adv748x_hdmi_set_edid()
564 			hdmi->edid.edid);  in adv748x_hdmi_set_edid()
642 	struct adv748x_hdmi *hdmi = adv748x_ctrl_to_hdmi(ctrl);  in adv748x_hdmi_s_ctrl()  local
643 	struct adv748x_state *state = adv748x_hdmi_to_state(hdmi);  in adv748x_hdmi_s_ctrl()
690 static int adv748x_hdmi_init_controls(struct adv748x_hdmi *hdmi)  in adv748x_hdmi_init_controls()  argument
692 	struct adv748x_state *state = adv748x_hdmi_to_state(hdmi);  in adv748x_hdmi_init_controls()
694 	v4l2_ctrl_handler_init(&hdmi->ctrl_hdl, 5);  in adv748x_hdmi_init_controls()
697 	hdmi->ctrl_hdl.lock = &state->mutex;  in adv748x_hdmi_init_controls()
699 	v4l2_ctrl_new_std(&hdmi->ctrl_hdl, &adv748x_hdmi_ctrl_ops,  in adv748x_hdmi_init_controls()
702 	v4l2_ctrl_new_std(&hdmi->ctrl_hdl, &adv748x_hdmi_ctrl_ops,  in adv748x_hdmi_init_controls()
705 	v4l2_ctrl_new_std(&hdmi->ctrl_hdl, &adv748x_hdmi_ctrl_ops,  in adv748x_hdmi_init_controls()
708 	v4l2_ctrl_new_std(&hdmi->ctrl_hdl, &adv748x_hdmi_ctrl_ops,  in adv748x_hdmi_init_controls()
717 	v4l2_ctrl_new_std_menu_items(&hdmi->ctrl_hdl, &adv748x_hdmi_ctrl_ops,  in adv748x_hdmi_init_controls()
722 	hdmi->sd.ctrl_handler = &hdmi->ctrl_hdl;  in adv748x_hdmi_init_controls()
723 	if (hdmi->ctrl_hdl.error) {  in adv748x_hdmi_init_controls()
724 		v4l2_ctrl_handler_free(&hdmi->ctrl_hdl);  in adv748x_hdmi_init_controls()
725 		return hdmi->ctrl_hdl.error;  in adv748x_hdmi_init_controls()
728 	return v4l2_ctrl_handler_setup(&hdmi->ctrl_hdl);  in adv748x_hdmi_init_controls()
731 int adv748x_hdmi_init(struct adv748x_hdmi *hdmi)  in adv748x_hdmi_init()  argument
733 	struct adv748x_state *state = adv748x_hdmi_to_state(hdmi);  in adv748x_hdmi_init()
737 	adv748x_hdmi_s_dv_timings(&hdmi->sd, &cea1280x720);  in adv748x_hdmi_init()
740 	hdmi->aspect_ratio.numerator = 16;  in adv748x_hdmi_init()
741 	hdmi->aspect_ratio.denominator = 9;  in adv748x_hdmi_init()
743 	adv748x_subdev_init(&hdmi->sd, state, &adv748x_ops_hdmi,  in adv748x_hdmi_init()
744 			    MEDIA_ENT_F_IO_DTV, "hdmi");  in adv748x_hdmi_init()
746 	hdmi->pads[ADV748X_HDMI_SINK].flags = MEDIA_PAD_FL_SINK;  in adv748x_hdmi_init()
747 	hdmi->pads[ADV748X_HDMI_SOURCE].flags = MEDIA_PAD_FL_SOURCE;  in adv748x_hdmi_init()
749 	ret = media_entity_pads_init(&hdmi->sd.entity,  in adv748x_hdmi_init()
750 				     ADV748X_HDMI_NR_PADS, hdmi->pads);  in adv748x_hdmi_init()
754 	ret = adv748x_hdmi_init_controls(hdmi);  in adv748x_hdmi_init()
761 	media_entity_cleanup(&hdmi->sd.entity);  in adv748x_hdmi_init()
766 void adv748x_hdmi_cleanup(struct adv748x_hdmi *hdmi)  in adv748x_hdmi_cleanup()  argument
768 	v4l2_device_unregister_subdev(&hdmi->sd);  in adv748x_hdmi_cleanup()
769 	media_entity_cleanup(&hdmi->sd.entity);  in adv748x_hdmi_cleanup()
770 	v4l2_ctrl_handler_free(&hdmi->ctrl_hdl);  in adv748x_hdmi_cleanup()