513 	struct transaction *t;  in advance_transaction()  local
526 	t = ec->curr;  in advance_transaction()
531 	if (!t || !(t->flags & ACPI_EC_COMMAND_POLL)) {  in advance_transaction()
539 	if (!t)  in advance_transaction()
541 	if (t->flags & ACPI_EC_COMMAND_POLL) {  in advance_transaction()
542 		if (t->wlen > t->wi) {  in advance_transaction()
544 				acpi_ec_write_data(ec, t->wdata[t->wi++]);  in advance_transaction()
547 		} else if (t->rlen > t->ri) {  in advance_transaction()
549 				t->rdata[t->ri++] = acpi_ec_read_data(ec);  in advance_transaction()
550 				if (t->rlen == t->ri) {  in advance_transaction()
552 					if (t->command == ACPI_EC_COMMAND_QUERY)  in advance_transaction()
559 		} else if (t->wlen == t->wi &&  in advance_transaction()
568 		    (t->command == ACPI_EC_COMMAND_QUERY)) {  in advance_transaction()
570 			t->rdata[t->ri++] = 0x00;  in advance_transaction()
576 			acpi_ec_write_cmd(ec, t->command);  in advance_transaction()
588 		if (in_interrupt() && t) {  in advance_transaction()
589 			if (t->irq_count < ec_storm_threshold)  in advance_transaction()
590 				++t->irq_count;  in advance_transaction()
592 			if (t->irq_count == ec_storm_threshold)  in advance_transaction()
668 					struct transaction *t)  in acpi_ec_transaction_unlocked()  argument
682 	ec->curr = t;  in acpi_ec_transaction_unlocked()
683 	ec_dbg_req("Command(%s) started", acpi_ec_cmd_string(t->command));  in acpi_ec_transaction_unlocked()
690 	if (t->irq_count == ec_storm_threshold)  in acpi_ec_transaction_unlocked()
692 	ec_dbg_req("Command(%s) stopped", acpi_ec_cmd_string(t->command));  in acpi_ec_transaction_unlocked()
702 static int acpi_ec_transaction(struct acpi_ec *ec, struct transaction *t)  in acpi_ec_transaction()  argument
707 	if (!ec || (!t) || (t->wlen && !t->wdata) || (t->rlen && !t->rdata))  in acpi_ec_transaction()
709 	if (t->rdata)  in acpi_ec_transaction()
710 		memset(t->rdata, 0, t->rlen);  in acpi_ec_transaction()
721 	status = acpi_ec_transaction_unlocked(ec, t);  in acpi_ec_transaction()
733 	struct transaction t = {.command = ACPI_EC_BURST_ENABLE,  in acpi_ec_burst_enable()  local
737 	return acpi_ec_transaction(ec, &t);  in acpi_ec_burst_enable()
742 	struct transaction t = {.command = ACPI_EC_BURST_DISABLE,  in acpi_ec_burst_disable()  local
747 				acpi_ec_transaction(ec, &t) : 0;  in acpi_ec_burst_disable()
754 	struct transaction t = {.command = ACPI_EC_COMMAND_READ,  in acpi_ec_read()  local
758 	result = acpi_ec_transaction(ec, &t);  in acpi_ec_read()
766 	struct transaction t = {.command = ACPI_EC_COMMAND_WRITE,  in acpi_ec_write()  local
770 	return acpi_ec_transaction(ec, &t);  in acpi_ec_write()
808 	struct transaction t = {.command = command,  in ec_transaction()  local
815 	return acpi_ec_transaction(first_ec, &t);  in ec_transaction()
1027 	struct transaction *t;  in acpi_ec_create_query()  local
1033 	t = &q->transaction;  in acpi_ec_create_query()
1034 	t->command = ACPI_EC_COMMAND_QUERY;  in acpi_ec_create_query()
1035 	t->rdata = pval;  in acpi_ec_create_query()
1036 	t->rlen = 1;  in acpi_ec_create_query()