| scsi_ctl.c (236426) | scsi_ctl.c (237601) |
|---|---|
| 1/*- 2 * Copyright (c) 2008, 2009 Silicon Graphics International Corp. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 22 unchanged lines hidden (view full) --- 31 */ 32/* 33 * Peripheral driver interface between CAM and CTL (CAM Target Layer). 34 * 35 * Author: Ken Merry <ken@FreeBSD.org> 36 */ 37 38#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 2008, 2009 Silicon Graphics International Corp. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 22 unchanged lines hidden (view full) --- 31 */ 32/* 33 * Peripheral driver interface between CAM and CTL (CAM Target Layer). 34 * 35 * Author: Ken Merry <ken@FreeBSD.org> 36 */ 37 38#include <sys/cdefs.h> |
| 39__FBSDID("$FreeBSD: head/sys/cam/ctl/scsi_ctl.c 236426 2012-06-01 23:24:56Z mjacob $"); | 39__FBSDID("$FreeBSD: head/sys/cam/ctl/scsi_ctl.c 237601 2012-06-26 14:51:35Z ken $"); |
| 40 41#include <sys/param.h> 42#include <sys/queue.h> 43#include <sys/systm.h> 44#include <sys/kernel.h> 45#include <sys/lock.h> 46#include <sys/mutex.h> 47#include <sys/condvar.h> --- 505 unchanged lines hidden (view full) --- 553 int i; 554 555 softc = (struct ctlfe_lun_softc *)arg; 556 bus_softc = softc->parent_softc; 557 sim = xpt_path_sim(periph->path); 558 559 TAILQ_INIT(&softc->work_queue); 560 softc->periph = periph; | 40 41#include <sys/param.h> 42#include <sys/queue.h> 43#include <sys/systm.h> 44#include <sys/kernel.h> 45#include <sys/lock.h> 46#include <sys/mutex.h> 47#include <sys/condvar.h> --- 505 unchanged lines hidden (view full) --- 553 int i; 554 555 softc = (struct ctlfe_lun_softc *)arg; 556 bus_softc = softc->parent_softc; 557 sim = xpt_path_sim(periph->path); 558 559 TAILQ_INIT(&softc->work_queue); 560 softc->periph = periph; |
| 561 softc->parent_softc = bus_softc; | |
| 562 563 callout_init_mtx(&softc->dma_callout, sim->mtx, /*flags*/ 0); 564 periph->softc = softc; 565 566 xpt_setup_ccb(&en_lun_ccb.ccb_h, periph->path, /*priority*/ 1); 567 en_lun_ccb.ccb_h.func_code = XPT_EN_LUN; 568 en_lun_ccb.cel.grp6_len = 0; 569 en_lun_ccb.cel.grp7_len = 0; --- 53 unchanged lines hidden (view full) --- 623 } 624 625 xpt_setup_ccb(&new_ccb->ccb_h, periph->path, /*priority*/ 1); 626 new_ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 627 new_ccb->ccb_h.cbfcnp = ctlfedone; 628 xpt_action(new_ccb); 629 softc->inots_sent++; 630 status = new_ccb->ccb_h.status; | 561 562 callout_init_mtx(&softc->dma_callout, sim->mtx, /*flags*/ 0); 563 periph->softc = softc; 564 565 xpt_setup_ccb(&en_lun_ccb.ccb_h, periph->path, /*priority*/ 1); 566 en_lun_ccb.ccb_h.func_code = XPT_EN_LUN; 567 en_lun_ccb.cel.grp6_len = 0; 568 en_lun_ccb.cel.grp7_len = 0; --- 53 unchanged lines hidden (view full) --- 622 } 623 624 xpt_setup_ccb(&new_ccb->ccb_h, periph->path, /*priority*/ 1); 625 new_ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 626 new_ccb->ccb_h.cbfcnp = ctlfedone; 627 xpt_action(new_ccb); 628 softc->inots_sent++; 629 status = new_ccb->ccb_h.status; |
| 631 if (status != CAM_REQ_INPROG) { 632 free(new_ccb, M_CTLFE); | 630 if ((status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { 631 /* 632 * Note that we don't free the CCB here. If the 633 * status is not CAM_REQ_INPROG, then we're 634 * probably talking to a SIM that says it is 635 * target-capable but doesn't support the 636 * XPT_IMMEDIATE_NOTIFY CCB. i.e. it supports the 637 * older API. In that case, it'll call xpt_done() 638 * on the CCB, and we need to free it in our done 639 * routine as a result. 640 */ |
| 633 break; 634 } 635 } | 641 break; 642 } 643 } |
| 636 if (i == 0) { | 644 if ((i == 0) 645 || (status != CAM_REQ_INPROG)) { |
| 637 xpt_print(periph->path, "%s: could not allocate immediate " 638 "notify CCBs, status 0x%x\n", __func__, status); 639 return (CAM_REQ_CMP_ERR); 640 } 641 return (CAM_REQ_CMP); 642} 643 644static void --- 810 unchanged lines hidden (view full) --- 1455 break; 1456 case CAM_REQ_ABORTED: 1457 /* 1458 * This request was sent back by the driver. 1459 * XXX KDM what do we do here? 1460 */ 1461 send_ctl_io = 0; 1462 break; | 646 xpt_print(periph->path, "%s: could not allocate immediate " 647 "notify CCBs, status 0x%x\n", __func__, status); 648 return (CAM_REQ_CMP_ERR); 649 } 650 return (CAM_REQ_CMP); 651} 652 653static void --- 810 unchanged lines hidden (view full) --- 1464 break; 1465 case CAM_REQ_ABORTED: 1466 /* 1467 * This request was sent back by the driver. 1468 * XXX KDM what do we do here? 1469 */ 1470 send_ctl_io = 0; 1471 break; |
| 1472 case CAM_REQ_INVALID: 1473 case CAM_PROVIDE_FAIL: |
|
| 1463 default: | 1474 default: |
| 1464 xpt_print(periph->path, "%s: " 1465 "unsupported CAM status 0x%x\n", 1466 __func__, status); 1467 send_ctl_io = 0; 1468 break; | 1475 /* 1476 * We should only get here if we're talking 1477 * to a talking to a SIM that is target 1478 * capable but supports the old API. In 1479 * that case, we need to just free the CCB. 1480 * If we actually send a notify acknowledge, 1481 * it will send that back with an error as 1482 * well. 1483 */ 1484 1485 if ((status != CAM_REQ_INVALID) 1486 && (status != CAM_PROVIDE_FAIL)) 1487 xpt_print(periph->path, "%s: " 1488 "unsupported CAM status " 1489 "0x%x\n", __func__, status); 1490 1491 ctl_free_io(io); 1492 ctlfe_free_ccb(periph, done_ccb); 1493 1494 return; |
| 1469 } 1470 if (send_ctl_io != 0) { 1471 ctl_queue(io); 1472 } else { 1473 ctl_free_io(io); 1474 done_ccb->ccb_h.status = CAM_REQ_INPROG; 1475 done_ccb->ccb_h.func_code = 1476 XPT_NOTIFY_ACKNOWLEDGE; --- 577 unchanged lines hidden --- | 1495 } 1496 if (send_ctl_io != 0) { 1497 ctl_queue(io); 1498 } else { 1499 ctl_free_io(io); 1500 done_ccb->ccb_h.status = CAM_REQ_INPROG; 1501 done_ccb->ccb_h.func_code = 1502 XPT_NOTIFY_ACKNOWLEDGE; --- 577 unchanged lines hidden --- |