| scsi_enc.c (291126) | scsi_enc.c (293350) |
|---|---|
| 1/*- 2 * Copyright (c) 2000 Matthew Jacob 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 --- 11 unchanged lines hidden (view full) --- 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 2000 Matthew Jacob 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 --- 11 unchanged lines hidden (view full) --- 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27#include <sys/cdefs.h> |
| 28__FBSDID("$FreeBSD: head/sys/cam/scsi/scsi_enc.c 291126 2015-11-21 10:22:01Z mav $"); | 28__FBSDID("$FreeBSD: head/sys/cam/scsi/scsi_enc.c 293350 2016-01-07 20:22:55Z kib $"); |
| 29 30#include <sys/param.h> 31 32#include <sys/conf.h> 33#include <sys/errno.h> 34#include <sys/fcntl.h> 35#include <sys/kernel.h> 36#include <sys/kthread.h> --- 222 unchanged lines hidden (view full) --- 259static int 260enc_open(struct cdev *dev, int flags, int fmt, struct thread *td) 261{ 262 struct cam_periph *periph; 263 struct enc_softc *softc; 264 int error = 0; 265 266 periph = (struct cam_periph *)dev->si_drv1; | 29 30#include <sys/param.h> 31 32#include <sys/conf.h> 33#include <sys/errno.h> 34#include <sys/fcntl.h> 35#include <sys/kernel.h> 36#include <sys/kthread.h> --- 222 unchanged lines hidden (view full) --- 259static int 260enc_open(struct cdev *dev, int flags, int fmt, struct thread *td) 261{ 262 struct cam_periph *periph; 263 struct enc_softc *softc; 264 int error = 0; 265 266 periph = (struct cam_periph *)dev->si_drv1; |
| 267 if (periph == NULL) { 268 return (ENXIO); 269 } 270 | |
| 271 if (cam_periph_acquire(periph) != CAM_REQ_CMP) 272 return (ENXIO); 273 274 cam_periph_lock(periph); 275 276 softc = (struct enc_softc *)periph->softc; 277 278 if ((softc->enc_flags & ENC_FLAG_INITIALIZED) == 0) { --- 18 unchanged lines hidden (view full) --- 297static int 298enc_close(struct cdev *dev, int flag, int fmt, struct thread *td) 299{ 300 struct cam_periph *periph; 301 struct enc_softc *enc; 302 struct mtx *mtx; 303 304 periph = (struct cam_periph *)dev->si_drv1; | 267 if (cam_periph_acquire(periph) != CAM_REQ_CMP) 268 return (ENXIO); 269 270 cam_periph_lock(periph); 271 272 softc = (struct enc_softc *)periph->softc; 273 274 if ((softc->enc_flags & ENC_FLAG_INITIALIZED) == 0) { --- 18 unchanged lines hidden (view full) --- 293static int 294enc_close(struct cdev *dev, int flag, int fmt, struct thread *td) 295{ 296 struct cam_periph *periph; 297 struct enc_softc *enc; 298 struct mtx *mtx; 299 300 periph = (struct cam_periph *)dev->si_drv1; |
| 305 if (periph == NULL) 306 return (ENXIO); | |
| 307 mtx = cam_periph_mtx(periph); 308 mtx_lock(mtx); 309 310 enc = periph->softc; 311 enc->open_count--; 312 313 cam_periph_release_locked(periph); 314 --- 44 unchanged lines hidden (view full) --- 359 360 361 if (arg_addr) 362 addr = *((caddr_t *) arg_addr); 363 else 364 addr = NULL; 365 366 periph = (struct cam_periph *)dev->si_drv1; | 301 mtx = cam_periph_mtx(periph); 302 mtx_lock(mtx); 303 304 enc = periph->softc; 305 enc->open_count--; 306 307 cam_periph_release_locked(periph); 308 --- 44 unchanged lines hidden (view full) --- 353 354 355 if (arg_addr) 356 addr = *((caddr_t *) arg_addr); 357 else 358 addr = NULL; 359 360 periph = (struct cam_periph *)dev->si_drv1; |
| 367 if (periph == NULL) 368 return (ENXIO); 369 | |
| 370 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering encioctl\n")); 371 372 cam_periph_lock(periph); 373 enc = (struct enc_softc *)periph->softc; 374 cache = &enc->enc_cache; 375 376 /* 377 * Now check to see whether we're initialized or not. --- 522 unchanged lines hidden (view full) --- 900static cam_status 901enc_ctor(struct cam_periph *periph, void *arg) 902{ 903 cam_status status = CAM_REQ_CMP_ERR; 904 int err; 905 enc_softc_t *enc; 906 struct ccb_getdev *cgd; 907 char *tname; | 361 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering encioctl\n")); 362 363 cam_periph_lock(periph); 364 enc = (struct enc_softc *)periph->softc; 365 cache = &enc->enc_cache; 366 367 /* 368 * Now check to see whether we're initialized or not. --- 522 unchanged lines hidden (view full) --- 891static cam_status 892enc_ctor(struct cam_periph *periph, void *arg) 893{ 894 cam_status status = CAM_REQ_CMP_ERR; 895 int err; 896 enc_softc_t *enc; 897 struct ccb_getdev *cgd; 898 char *tname; |
| 899 struct make_dev_args args; |
|
| 908 909 cgd = (struct ccb_getdev *)arg; 910 if (cgd == NULL) { 911 printf("enc_ctor: no getdev CCB, can't register device\n"); 912 goto out; 913 } 914 915 enc = ENC_MALLOCZ(sizeof(*enc)); --- 66 unchanged lines hidden (view full) --- 982 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 983 xpt_print(periph->path, "%s: lost periph during " 984 "registration!\n", __func__); 985 cam_periph_lock(periph); 986 987 return (CAM_REQ_CMP_ERR); 988 } 989 | 900 901 cgd = (struct ccb_getdev *)arg; 902 if (cgd == NULL) { 903 printf("enc_ctor: no getdev CCB, can't register device\n"); 904 goto out; 905 } 906 907 enc = ENC_MALLOCZ(sizeof(*enc)); --- 66 unchanged lines hidden (view full) --- 974 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 975 xpt_print(periph->path, "%s: lost periph during " 976 "registration!\n", __func__); 977 cam_periph_lock(periph); 978 979 return (CAM_REQ_CMP_ERR); 980 } 981 |
| 990 enc->enc_dev = make_dev(&enc_cdevsw, periph->unit_number, 991 UID_ROOT, GID_OPERATOR, 0600, "%s%d", 992 periph->periph_name, periph->unit_number); 993 | 982 make_dev_args_init(&args); 983 args.mda_devsw = &enc_cdevsw; 984 args.mda_unit = periph->unit_number; 985 args.mda_uid = UID_ROOT; 986 args.mda_gid = GID_OPERATOR; 987 args.mda_mode = 0600; 988 args.mda_si_drv1 = periph; 989 err = make_dev_s(&args, &enc->enc_dev, "%s%d", periph->periph_name, 990 periph->unit_number); |
| 994 cam_periph_lock(periph); | 991 cam_periph_lock(periph); |
| 995 enc->enc_dev->si_drv1 = periph; | 992 if (err != 0) { 993 cam_periph_release_locked(periph); 994 return (CAM_REQ_CMP_ERR); 995 } |
| 996 997 enc->enc_flags |= ENC_FLAG_INITIALIZED; 998 999 /* 1000 * Add an async callback so that we get notified if this 1001 * device goes away. 1002 */ 1003 xpt_register_async(AC_LOST_DEVICE, enc_async, periph, periph->path); --- 34 unchanged lines hidden --- | 996 997 enc->enc_flags |= ENC_FLAG_INITIALIZED; 998 999 /* 1000 * Add an async callback so that we get notified if this 1001 * device goes away. 1002 */ 1003 xpt_register_async(AC_LOST_DEVICE, enc_async, periph, periph->path); --- 34 unchanged lines hidden --- |