258 	int		error = 0;  in _init()  local
281 	error = iosram_hdr_ctrl(IOSRAM_HDRCMD_SET_OS_MBOX_VER,  in _init()
283 	if (error != 0) {  in _init()
291 	error = iosram_hdr_ctrl(IOSRAM_HDRCMD_GET_SMS_MBOX_VER,  in _init()
293 	if (error != 0) {  in _init()
306 	error = iosram_hdr_ctrl(IOSRAM_HDRCMD_REG_CALLBACK,  in _init()
308 	if (error != 0) {  in _init()
312 	DPRINTF1(DBG_RETS, DBGACT_DEFAULT, "_init ret: 0x%08x\n", error);  in _init()
322 	DPRINTF1(DBG_RETS, DBGACT_DEFAULT, "_init ret: 0x%08x\n", error);  in _init()
323 	return (error);  in _init()
336 	int		error = 0;  in _fini()  local
345 	error = mod_remove(&modlinkage);  in _fini()
346 	if (error == 0) {  in _fini()
362 	DPRINTF1(DBG_RETS, DBGACT_DEFAULT, "_fini ret: 0x%08x\n", error);  in _fini()
363 	return (error);  in _fini()
374 	int		error = 0;  in _info()  local
378 	error = mod_info(&modlinkage, modinfop);  in _info()
380 	DPRINTF1(DBG_RETS, DBGACT_DEFAULT, "_info ret: 0x%08x\n", error);  in _info()
382 	return (error);  in _info()
393 	int		error = 0;  in mboxsc_init()  local
429 	error = mboxsc_add_mailbox(mailboxp);  in mboxsc_init()
432 	if (error != 0) {  in mboxsc_init()
438 	DPRINTF1(DBG_RETS, DBGACT_DEFAULT, "mboxsc_init ret: 0x%08x\n", error);  in mboxsc_init()
439 	return (error);  in mboxsc_init()
450 	int		error = 0;  in mboxsc_fini()  local
462 		error = EBADF;  in mboxsc_fini()
471 	DPRINTF1(DBG_RETS, DBGACT_DEFAULT, "mboxsc_fini ret: 0x%08x\n", error);  in mboxsc_fini()
472 	return (error);  in mboxsc_fini()
487 	int		error = 0;  in mboxsc_putmsg()  local
556 		error = EBADF;  in mboxsc_putmsg()
562 		error = EINVAL;  in mboxsc_putmsg()
565 	if (error != 0) {  in mboxsc_putmsg()
568 		    "mboxsc_putmsg ret: 0x%08x\n", error);  in mboxsc_putmsg()
569 		return (error);  in mboxsc_putmsg()
608 		error = ENOSPC;  in mboxsc_putmsg()
610 		error = EINTR;  in mboxsc_putmsg()
613 	if (error != 0) {  in mboxsc_putmsg()
617 		    "mboxsc_putmsg ret: 0x%08x\n", error);  in mboxsc_putmsg()
618 		return (error);  in mboxsc_putmsg()
647 	error = mboxsc_timed_write(deadline, key, MBOXSC_MSGHDR_OFFSET,  in mboxsc_putmsg()
650 	if (error == 0) {  in mboxsc_putmsg()
651 		error = mboxsc_timed_write(deadline, key, MBOXSC_DATA_OFFSET,  in mboxsc_putmsg()
655 	if (error == 0) {  in mboxsc_putmsg()
656 		error = mboxsc_timed_write(deadline, key, header.msg_length,  in mboxsc_putmsg()
666 	if (error == 0) {  in mboxsc_putmsg()
667 		error = mboxsc_lock_flags(FALSE, deadline);  in mboxsc_putmsg()
668 		if (error == 0) {  in mboxsc_putmsg()
670 		} else if (error == EBUSY) {  in mboxsc_putmsg()
671 			error = EAGAIN;  in mboxsc_putmsg()
675 	if (error == 0) {  in mboxsc_putmsg()
676 		error = mboxsc_timed_set_flag(deadline, key, IOSRAM_DATA_VALID,  in mboxsc_putmsg()
686 		if ((unlock_err != 0) && ((error == 0) || (error == EAGAIN))) {  in mboxsc_putmsg()
687 			error = unlock_err;  in mboxsc_putmsg()
696 	if (error != 0) {  in mboxsc_putmsg()
697 		ASSERT((error != EINVAL) && (error != EMSGSIZE));  in mboxsc_putmsg()
704 		    "mboxsc_putmsg ret: 0x%08x\n", error);  in mboxsc_putmsg()
705 		return (error);  in mboxsc_putmsg()
712 	error = mboxsc_timed_send_intr(deadline);  in mboxsc_putmsg()
721 	if (error == DDI_SUCCESS) {  in mboxsc_putmsg()
724 			error = iosram_get_flag(key, &data_valid, NULL);  in mboxsc_putmsg()
726 		    ((error == EAGAIN) || (error == 0)) &&  in mboxsc_putmsg()
738 	} else if ((error == 0) || (error == DDI_FAILURE)) {  in mboxsc_putmsg()
741 		ASSERT(error != EINVAL);  in mboxsc_putmsg()
742 		result = error;  in mboxsc_putmsg()
753 		error = mboxsc_expire_message(key, &result);  in mboxsc_putmsg()
754 		if ((error != 0) && ((result == 0) || (result == ETIMEDOUT))) {  in mboxsc_putmsg()
755 			result = error;  in mboxsc_putmsg()
798 	int		error = 0;  in mboxsc_getmsg()  local
862 		error = EBADF;  in mboxsc_getmsg()
864 		error = EINVAL;  in mboxsc_getmsg()
867 	if (error != 0) {  in mboxsc_getmsg()
870 		    "mboxsc_getmsg ret: 0x%08x\n", error);  in mboxsc_getmsg()
871 		return (error);  in mboxsc_getmsg()
899 	error = 0;  in mboxsc_getmsg()
908 			error = ETIMEDOUT;  in mboxsc_getmsg()
910 			error = EINTR;  in mboxsc_getmsg()
913 		if (error != 0) {  in mboxsc_getmsg()
917 			    "mboxsc_getmsg ret: 0x%08x\n", error);  in mboxsc_getmsg()
918 			return (error);  in mboxsc_getmsg()
947 	error = iosram_get_flag(key, &data_valid, NULL);  in mboxsc_getmsg()
949 	ASSERT(error != EINVAL);  in mboxsc_getmsg()
950 	if (error == 0) {  in mboxsc_getmsg()
955 	} else if ((error == EAGAIN) && (deadline - ddi_get_lbolt() >= 0)) {  in mboxsc_getmsg()
967 	if ((error == 0) && (datalen > *lengthp)) {  in mboxsc_getmsg()
969 		error = EMSGSIZE;  in mboxsc_getmsg()
976 	if (error != 0) {  in mboxsc_getmsg()
981 		    "mboxsc_getmsg ret: 0x%08x\n", error);  in mboxsc_getmsg()
982 		return (error);  in mboxsc_getmsg()
995 		error = mboxsc_timed_read(deadline, key, MBOXSC_DATA_OFFSET,  in mboxsc_getmsg()
999 	if (error == 0) {  in mboxsc_getmsg()
1000 		error = mboxsc_timed_read(deadline, key, header.msg_length,  in mboxsc_getmsg()
1007 	if (error != 0) {  in mboxsc_getmsg()
1008 		ASSERT((error != EINVAL) && (error != EMSGSIZE));  in mboxsc_getmsg()
1017 		    "mboxsc_getmsg ret: 0x%08x\n", error);  in mboxsc_getmsg()
1018 		return (error);  in mboxsc_getmsg()
1038 		error = -1;  in mboxsc_getmsg()
1042 		error = -1;  in mboxsc_getmsg()
1050 	if (error == -1) {  in mboxsc_getmsg()
1063 	if ((error = mboxsc_lock_flags(FALSE, deadline)) != 0) {  in mboxsc_getmsg()
1068 		if (error == EBUSY) {  in mboxsc_getmsg()
1069 			error = EAGAIN;  in mboxsc_getmsg()
1075 	if (error == 0) {  in mboxsc_getmsg()
1076 		error = mboxsc_timed_get_flag(deadline, key, &data_valid, NULL);  in mboxsc_getmsg()
1079 	if ((error == 0) && (data_valid == IOSRAM_DATA_VALID)) {  in mboxsc_getmsg()
1080 		error = mboxsc_timed_read(deadline, key,  in mboxsc_getmsg()
1092 	if (error != 0) {  in mboxsc_getmsg()
1093 		ASSERT((error != EINVAL) && (error != EMSGSIZE));  in mboxsc_getmsg()
1105 		    "mboxsc_getmsg ret: 0x%08x\n", error);  in mboxsc_getmsg()
1106 		return (error);  in mboxsc_getmsg()
1139 		error = mboxsc_unlock_flags(TRUE);  in mboxsc_getmsg()
1153 	error = mboxsc_timed_set_flag(deadline, key, IOSRAM_DATA_INVALID,  in mboxsc_getmsg()
1159 	if (error != 0) {  in mboxsc_getmsg()
1160 		ASSERT(error != EINVAL);  in mboxsc_getmsg()
1168 		    "mboxsc_getmsg ret: 0x%08x\n", error);  in mboxsc_getmsg()
1169 		return (error);  in mboxsc_getmsg()
1209 	int		error = 0;  in mboxsc_ctrl()  local
1234 				error = EINVAL;  in mboxsc_ctrl()
1246 				error = EINVAL;  in mboxsc_ctrl()
1259 				error = EINVAL;  in mboxsc_ctrl()
1276 				error = EINVAL;  in mboxsc_ctrl()
1295 				error = EINVAL;  in mboxsc_ctrl()
1306 			error = ENOTSUP;  in mboxsc_ctrl()
1311 	DPRINTF1(DBG_RETS, DBGACT_DEFAULT, "mboxsc_ctrl ret: 0x%08x\n", error);  in mboxsc_ctrl()
1312 	return (error);  in mboxsc_ctrl()
1336 	int		error = 0;  in mboxsc_iosram_callback()  local
1360 	error = iosram_rd(key, MBOXSC_MSGHDR_OFFSET, MBOXSC_MSGHDR_SIZE,  in mboxsc_iosram_callback()
1369 		error = -1;  in mboxsc_iosram_callback()
1384 	if (error == 0) {  in mboxsc_iosram_callback()
1385 		error = iosram_get_flag(key, &data_valid, NULL);  in mboxsc_iosram_callback()
1386 		if ((error == 0) && (data_valid != IOSRAM_DATA_VALID)) {  in mboxsc_iosram_callback()
1387 			error = -1;  in mboxsc_iosram_callback()
1394 	if (error != 0) {  in mboxsc_iosram_callback()
1397 		    "mboxsc_iosram_callback ret (0x%08x)\n", error);  in mboxsc_iosram_callback()
1432 	int		error;  in mboxsc_hdrchange_callback()  local
1438 	error = iosram_hdr_ctrl(IOSRAM_HDRCMD_GET_SMS_MBOX_VER,  in mboxsc_hdrchange_callback()
1440 	if (error == 0) {  in mboxsc_hdrchange_callback()
1463 	int		error = 0;  in mboxsc_add_mailbox()  local
1489 	error = iosram_ctrl(key, IOSRAM_CMD_CHUNKLEN, &(mailboxp->mbox_length));  in mboxsc_add_mailbox()
1491 	if ((error == 0) && (mailboxp->mbox_length < MBOXSC_PROTOCOL_SIZE)) {  in mboxsc_add_mailbox()
1492 		error = EFAULT;  in mboxsc_add_mailbox()
1495 	if ((error == 0) && (mailboxp->mbox_direction == MBOXSC_MBOX_IN)) {  in mboxsc_add_mailbox()
1496 		error = iosram_register(key, mboxsc_iosram_callback,  in mboxsc_add_mailbox()
1498 		if (error == EBUSY) {  in mboxsc_add_mailbox()
1499 			error = EFAULT;  in mboxsc_add_mailbox()
1503 	if (error != 0) {  in mboxsc_add_mailbox()
1505 		    "mboxsc_add_mailbox ret: 0x%08x\n", error);  in mboxsc_add_mailbox()
1506 		return (error);  in mboxsc_add_mailbox()
1533 	int		error = 0;  in mboxsc_close_mailbox()  local
1548 		error = iosram_unregister(key);  in mboxsc_close_mailbox()
1549 		if (error == EINVAL) {  in mboxsc_close_mailbox()
1552 			error = 0;  in mboxsc_close_mailbox()
1726 	int		error;  in mboxsc_lock_flags()  local
1754 		    ((error = iosram_sema_acquire(&sema)) == 0)) {  in mboxsc_lock_flags()
1773 		if (error == EBUSY) {  in mboxsc_lock_flags()
1784 		} else if (error == EAGAIN) {  in mboxsc_lock_flags()
1798 		if ((error == EAGAIN) || (error == EBUSY)) {  in mboxsc_lock_flags()
1808 					    error);  in mboxsc_lock_flags()
1822 	} while (((error == EAGAIN) || (error == EBUSY)) &&  in mboxsc_lock_flags()
1828 	if ((error != EAGAIN) && (error != EBUSY)) {  in mboxsc_lock_flags()
1829 		cmn_err(CE_WARN, "Flag locking failed! (%d)", error);  in mboxsc_lock_flags()
1833 	    error);  in mboxsc_lock_flags()
1834 	return (error);  in mboxsc_lock_flags()
1847 	int	error;  in mboxsc_unlock_flags()  local
1864 		    ((error = iosram_sema_release()) == 0)) {  in mboxsc_unlock_flags()
1883 		if ((error == EAGAIN) && mandatory) {  in mboxsc_unlock_flags()
1899 	} while ((error == EAGAIN) && mandatory);  in mboxsc_unlock_flags()
1902 	    error);  in mboxsc_unlock_flags()
1903 	return (error);  in mboxsc_unlock_flags()
1917 	int error;  in mboxsc_timed_read()  local
1927 		error = iosram_rd(key, off, len, dptr);  in mboxsc_timed_read()
1928 		if (error == EAGAIN) {  in mboxsc_timed_read()
1931 	} while ((error == EAGAIN) && (deadline - ddi_get_lbolt() >= 0));  in mboxsc_timed_read()
1934 	    "mboxsc_timed_read ret: 0x%08x\n", error);  in mboxsc_timed_read()
1935 	return (error);  in mboxsc_timed_read()
1949 	int error;  in mboxsc_timed_write()  local
1959 		error = iosram_wr(key, off, len, dptr);  in mboxsc_timed_write()
1960 		if (error == EAGAIN) {  in mboxsc_timed_write()
1963 	} while ((error == EAGAIN) && (deadline - ddi_get_lbolt() >= 0));  in mboxsc_timed_write()
1966 	    "mboxsc_timed_write ret: 0x%08x\n", error);  in mboxsc_timed_write()
1967 	return (error);  in mboxsc_timed_write()
1981 	int error;  in mboxsc_timed_get_flag()  local
1992 		error = iosram_get_flag(key, data_validp, int_pendingp);  in mboxsc_timed_get_flag()
1993 		if (error == EAGAIN) {  in mboxsc_timed_get_flag()
1996 	} while ((error == EAGAIN) && (deadline - ddi_get_lbolt() >= 0));  in mboxsc_timed_get_flag()
1999 	    "mboxsc_timed_get_flag ret: 0x%08x\n", error);  in mboxsc_timed_get_flag()
2000 	return (error);  in mboxsc_timed_get_flag()
2014 	int error;  in mboxsc_timed_set_flag()  local
2023 		error = iosram_set_flag(key, data_valid, int_pending);  in mboxsc_timed_set_flag()
2024 		if (error == EAGAIN) {  in mboxsc_timed_set_flag()
2027 	} while ((error == EAGAIN) && (deadline - ddi_get_lbolt() >= 0));  in mboxsc_timed_set_flag()
2030 	    "mboxsc_timed_set_flag ret: 0x%08x\n", error);  in mboxsc_timed_set_flag()
2031 	return (error);  in mboxsc_timed_set_flag()
2044 	int error;  in mboxsc_timed_send_intr()  local
2050 		error = iosram_send_intr();  in mboxsc_timed_send_intr()
2051 		if (error == DDI_FAILURE) {  in mboxsc_timed_send_intr()
2054 	} while ((error == DDI_FAILURE) && (deadline - ddi_get_lbolt() >= 0));  in mboxsc_timed_send_intr()
2057 	    "mboxsc_timed_send_intr ret: 0x%08x\n", error);  in mboxsc_timed_send_intr()
2058 	return (error);  in mboxsc_timed_send_intr()
2076 	int	error = 0;  in mboxsc_expire_message()  local
2087 		error = 0;  in mboxsc_expire_message()
2093 			error = mboxsc_lock_flags(TRUE, 0);  in mboxsc_expire_message()
2094 			if (error == 0) {  in mboxsc_expire_message()
2103 		if (error == 0) {  in mboxsc_expire_message()
2104 			error = iosram_get_flag(key, &data_valid, NULL);  in mboxsc_expire_message()
2112 		if (error == 0) {  in mboxsc_expire_message()
2126 				error = iosram_set_flag(key,  in mboxsc_expire_message()
2142 			if (error == EAGAIN) {  in mboxsc_expire_message()
2150 			} else if ((error == 0) || (error == EAGAIN)) {  in mboxsc_expire_message()
2151 				error = unlock_err;  in mboxsc_expire_message()
2160 		if (error == EAGAIN) {  in mboxsc_expire_message()
2181 	} while (error == EAGAIN);  in mboxsc_expire_message()
2189 	if (error != 0) {  in mboxsc_expire_message()
2190 		cmn_err(CE_WARN, "Message expiration failure! (%d)", error);  in mboxsc_expire_message()
2196 	    "mboxsc_expire_message ret: 0x%08x\n", error);  in mboxsc_expire_message()
2197 	return (error);  in mboxsc_expire_message()
2297 	int		error = 0;  in mboxsc_debug()  local
2303 			error = print_mailbox_by_key((uint32_t)(uintptr_t)arg);  in mboxsc_debug()
2317 			error = ENOTTY;  in mboxsc_debug()
2321 	DPRINTF1(DBG_RETS, DBGACT_DEFAULT, "mboxsc_debug ret: 0x%08x\n", error);  in mboxsc_debug()
2323 	return (error);  in mboxsc_debug()
2401 	int		error = 0;  in print_mailbox_by_key()  local
2412 		error = 0;  in print_mailbox_by_key()
2416 		error = EBADF;  in print_mailbox_by_key()
2421 	    "print_mailbox_by_key ret: 0x%08x\n", error);  in print_mailbox_by_key()
2423 	return (error);  in print_mailbox_by_key()