473 static int adv748x_hdmi_get_edid(struct v4l2_subdev *sd, struct v4l2_edid *edid)  in adv748x_hdmi_get_edid()  argument
477 	memset(edid->reserved, 0, sizeof(edid->reserved));  in adv748x_hdmi_get_edid()
479 	if (!hdmi->edid.present)  in adv748x_hdmi_get_edid()
482 	if (edid->start_block == 0 && edid->blocks == 0) {  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()
494 			edid->blocks * 128);  in adv748x_hdmi_get_edid()
507 	adv_dbg(state, "%s: write EDID block (%d byte)\n",  in adv748x_hdmi_edid_write_block()
523 static int adv748x_hdmi_set_edid(struct v4l2_subdev *sd, struct v4l2_edid *edid)  in adv748x_hdmi_set_edid()  argument
529 	memset(edid->reserved, 0, sizeof(edid->reserved));  in adv748x_hdmi_set_edid()
531 	if (edid->start_block != 0)  in adv748x_hdmi_set_edid()
534 	if (edid->blocks == 0) {  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()
542 		/* Disable the EDID */  in adv748x_hdmi_set_edid()
544 			       edid->blocks << ADV748X_REPEATER_EDID_SZ_SHIFT);  in adv748x_hdmi_set_edid()
551 	if (edid->blocks > 4) {  in adv748x_hdmi_set_edid()
552 		edid->blocks = 4;  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()
561 			edid->edid[0x16]);  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()
566 		v4l2_err(sd, "error %d writing edid pad %d\n", err, edid->pad);  in adv748x_hdmi_set_edid()
571 		       edid->blocks << ADV748X_REPEATER_EDID_SZ_SHIFT);  in adv748x_hdmi_set_edid()