76 	/* Number of EDID read retries left */
119 	struct adv7511_state_edid edid;  member
548 	struct adv7511_state_edid *edid = &state->edid;  in adv7511_log_status()  local
553 		"reading EDID",  in adv7511_log_status()
574 	v4l2_info(sd, "%s hotplug, %s Rx Sense, %s EDID (%d block(s))\n",  in adv7511_log_status()
577 		  edid->segments ? "found" : "no",  in adv7511_log_status()
578 		  edid->blocks);  in adv7511_log_status()
618 	v4l2_info(sd, "i2c edid addr: 0x%x\n", state->i2c_edid_addr);  in adv7511_log_status()
688 	/* Set number of attempts to read the EDID */  in adv7511_s_power()
884 	/* The datasheet says that the EDID ready interrupt should be  in adv7511_set_isr()
1166 static int adv7511_get_edid(struct v4l2_subdev *sd, struct v4l2_edid *edid)  in adv7511_get_edid()  argument
1170 	memset(edid->reserved, 0, sizeof(edid->reserved));  in adv7511_get_edid()
1172 	if (edid->pad != 0)  in adv7511_get_edid()
1175 	if (edid->start_block == 0 && edid->blocks == 0) {  in adv7511_get_edid()
1176 		edid->blocks = state->edid.blocks;  in adv7511_get_edid()
1180 	if (state->edid.blocks == 0)  in adv7511_get_edid()
1183 	if (edid->start_block >= state->edid.blocks)  in adv7511_get_edid()
1186 	if (edid->start_block + edid->blocks > state->edid.blocks)  in adv7511_get_edid()
1187 		edid->blocks = state->edid.blocks - edid->start_block;  in adv7511_get_edid()
1189 	memcpy(edid->edid, &state->edid.data[edid->start_block * 128],  in adv7511_get_edid()
1190 	       128 * edid->blocks);  in adv7511_get_edid()
1368 	 * The RGB quantization range shouldn't be non-zero if the EDID doesn't  in adv7511_set_fmt()
1371 	 * knows the EDID and can detect this.  in adv7511_set_fmt()
1374 	 * quantization ranges should only be sent if the EDID has the YQ bit  in adv7511_set_fmt()
1424 		v4l2_dbg(lvl, debug, sd, "edid segment %d\n", segment);  in adv7511_dbg_dump_edid()
1445 	/* We failed to read the EDID, so send an event for this. */  in adv7511_notify_no_edid()
1463 		/* Return if we received the EDID. */  in adv7511_edid_handler()
1468 		/* We must retry reading the EDID several times, it is possible  in adv7511_edid_handler()
1469 		 * that initially the EDID couldn't be read due to i2c errors  in adv7511_edid_handler()
1471 		if (state->edid.read_retries) {  in adv7511_edid_handler()
1472 			state->edid.read_retries--;  in adv7511_edid_handler()
1473 			v4l2_dbg(1, debug, sd, "%s: edid read failed\n", __func__);  in adv7511_edid_handler()
1482 	/* We failed to read the EDID, so send an event for this. */  in adv7511_edid_handler()
1484 	v4l2_dbg(1, debug, sd, "%s: no edid found\n", __func__);  in adv7511_edid_handler()
1555 …if ((status & MASK_ADV7511_HPD_DETECT) && ((status & MASK_ADV7511_MSEN_DETECT) || state->edid.segm…  in adv7511_check_monitor_present_status()
1556 		v4l2_dbg(1, debug, sd, "%s: hotplug and (rx-sense or edid)\n", __func__);  in adv7511_check_monitor_present_status()
1567 			state->edid.read_retries = EDID_MAX_RETRIES;  in adv7511_check_monitor_present_status()
1572 		state->edid.read_retries = EDID_MAX_RETRIES;  in adv7511_check_monitor_present_status()
1582 		memset(&state->edid, 0, sizeof(struct adv7511_state_edid));  in adv7511_check_monitor_present_status()
1600 	u32 blocks = state->edid.blocks;  in edid_verify_crc()
1601 	u8 *data = state->edid.data;  in edid_verify_crc()
1616 	u8 *data = state->edid.data;  in edid_verify_header()
1628 	v4l2_dbg(1, debug, sd, "%s: edid ready (retries: %d)\n",  in adv7511_check_edid_status()
1629 			 __func__, EDID_MAX_RETRIES - state->edid.read_retries);  in adv7511_check_edid_status()
1631 	if (state->edid.complete)  in adv7511_check_edid_status()
1640 			v4l2_err(sd, "edid segment number too big\n");  in adv7511_check_edid_status()
1644 		err = adv7511_edid_rd(sd, 256, &state->edid.data[segment * 256]);  in adv7511_check_edid_status()
1646 			adv7511_dbg_dump_edid(2, debug, sd, segment, &state->edid.data[segment * 256]);  in adv7511_check_edid_status()
1648 				state->edid.blocks = state->edid.data[0x7e] + 1;  in adv7511_check_edid_status()
1650 					 __func__, state->edid.blocks);  in adv7511_check_edid_status()
1655 			/* Couldn't read EDID or EDID is invalid. Force retry! */  in adv7511_check_edid_status()
1657 				v4l2_err(sd, "%s: edid crc or header error\n", __func__);  in adv7511_check_edid_status()
1664 		state->edid.segments = segment + 1;  in adv7511_check_edid_status()
1666 		if (((state->edid.data[0x7e] >> 1) + 1) > state->edid.segments) {  in adv7511_check_edid_status()
1667 			/* Request next EDID segment */  in adv7511_check_edid_status()
1668 			v4l2_dbg(1, debug, sd, "%s: request segment %d\n", __func__, state->edid.segments);  in adv7511_check_edid_status()
1670 			adv7511_wr(sd, 0xc4, state->edid.segments);  in adv7511_check_edid_status()
1671 			state->edid.read_retries = EDID_MAX_RETRIES;  in adv7511_check_edid_status()
1676 		v4l2_dbg(1, debug, sd, "%s: edid complete with %d segment(s)\n", __func__, state->edid.segments);  in adv7511_check_edid_status()
1677 		state->edid.complete = true;  in adv7511_check_edid_status()
1678 		ed.phys_addr = cec_get_edid_phys_addr(state->edid.data,  in adv7511_check_edid_status()
1679 						      state->edid.segments * 256,  in adv7511_check_edid_status()
1724 	struct adv7511_state_edid *edid = &state->edid;  in adv7511_init_setup()  local
1739 	memset(edid, 0, sizeof(struct adv7511_state_edid));  in adv7511_init_setup()
1831 	/* EDID and CEC i2c addr */  in adv7511_probe()
1849 		v4l2_err(sd, "failed to register edid i2c client\n");  in adv7511_probe()