svn commit: r268265 - head/sys/cam/ctl
Alexander Motin
mav at FreeBSD.org
Fri Jul 4 19:19:05 UTC 2014
Author: mav
Date: Fri Jul 4 19:19:03 2014
New Revision: 268265
URL: http://svnweb.freebsd.org/changeset/base/268265
Log:
Remove targ_enable()/targ_disable() frontend methods.
Those methods were never implemented, and I believe that their concept is
wrong, since single frontend (SCSI port) can not handle several targets.
Modified:
head/sys/cam/ctl/ctl.c
head/sys/cam/ctl/ctl_frontend.h
head/sys/cam/ctl/ctl_frontend_cam_sim.c
head/sys/cam/ctl/ctl_frontend_internal.c
head/sys/cam/ctl/ctl_frontend_iscsi.c
head/sys/cam/ctl/scsi_ctl.c
Modified: head/sys/cam/ctl/ctl.c
==============================================================================
--- head/sys/cam/ctl/ctl.c Fri Jul 4 18:47:25 2014 (r268264)
+++ head/sys/cam/ctl/ctl.c Fri Jul 4 19:19:03 2014 (r268265)
@@ -329,8 +329,6 @@ static int ctl_open(struct cdev *dev, in
static int ctl_close(struct cdev *dev, int flags, int fmt, struct thread *td);
static void ctl_ioctl_online(void *arg);
static void ctl_ioctl_offline(void *arg);
-static int ctl_ioctl_targ_enable(void *arg, struct ctl_id targ_id);
-static int ctl_ioctl_targ_disable(void *arg, struct ctl_id targ_id);
static int ctl_ioctl_lun_enable(void *arg, struct ctl_id targ_id, int lun_id);
static int ctl_ioctl_lun_disable(void *arg, struct ctl_id targ_id, int lun_id);
static int ctl_ioctl_do_datamove(struct ctl_scsiio *ctsio);
@@ -1093,8 +1091,6 @@ ctl_init(void)
fe->port_online = ctl_ioctl_online;
fe->port_offline = ctl_ioctl_offline;
fe->onoff_arg = &softc->ioctl_info;
- fe->targ_enable = ctl_ioctl_targ_enable;
- fe->targ_disable = ctl_ioctl_targ_disable;
fe->lun_enable = ctl_ioctl_lun_enable;
fe->lun_disable = ctl_ioctl_lun_disable;
fe->targ_lun_arg = &softc->ioctl_info;
@@ -1449,22 +1445,6 @@ bailout:
return (retval);
}
-/*
- * XXX KDM should we pretend to do something in the target/lun
- * enable/disable functions?
- */
-static int
-ctl_ioctl_targ_enable(void *arg, struct ctl_id targ_id)
-{
- return (0);
-}
-
-static int
-ctl_ioctl_targ_disable(void *arg, struct ctl_id targ_id)
-{
- return (0);
-}
-
static int
ctl_ioctl_lun_enable(void *arg, struct ctl_id targ_id, int lun_id)
{
@@ -4310,24 +4290,6 @@ ctl_alloc_lun(struct ctl_softc *ctl_soft
STAILQ_FOREACH(fe, &ctl_softc->fe_list, links) {
int retval;
- /*
- * XXX KDM this only works for ONE TARGET ID. We'll need
- * to do things differently if we go to a multiple target
- * ID scheme.
- */
- if ((fe->status & CTL_PORT_STATUS_TARG_ONLINE) == 0) {
-
- retval = fe->targ_enable(fe->targ_lun_arg, target_id);
- if (retval != 0) {
- printf("ctl_alloc_lun: FETD %s port %d "
- "returned error %d for targ_enable on "
- "target %ju\n", fe->port_name,
- fe->targ_port, retval,
- (uintmax_t)target_id.id);
- } else
- fe->status |= CTL_PORT_STATUS_TARG_ONLINE;
- }
-
retval = fe->lun_enable(fe->targ_lun_arg, target_id,lun_number);
if (retval != 0) {
printf("ctl_alloc_lun: FETD %s port %d returned error "
Modified: head/sys/cam/ctl/ctl_frontend.h
==============================================================================
--- head/sys/cam/ctl/ctl_frontend.h Fri Jul 4 18:47:25 2014 (r268264)
+++ head/sys/cam/ctl/ctl_frontend.h Fri Jul 4 19:19:03 2014 (r268265)
@@ -105,30 +105,6 @@ typedef int (*fe_devid_t)(struct ctl_scs
* and port_offline(). This is specified by the
* FETD.
*
- * targ_enable(): This function is called, with targ_lun_arg and a
- * target ID as its arguments, by CTL when it wants
- * the FETD to enable a particular target. targ_enable()
- * will always be called for a particular target ID
- * before any LUN is enabled for that target. If the
- * FETD does not support enabling targets, but rather
- * LUNs, it should ignore this call and return 0. If
- * the FETD does support enabling targets, it should
- * return 0 for success and non-zero if it cannot
- * enable the given target.
- *
- * TODO: Add the ability to specify a WWID here.
- *
- * targ_disable(): This function is called, with targ_lun_arg and a
- * target ID as its arguments, by CTL when it wants
- * the FETD to disable a particular target.
- * targ_disable() will always be called for a
- * particular target ID after all LUNs are disabled
- * on that particular target. If the FETD does not
- * support enabling targets, it should ignore this
- * call and return 0. If the FETD does support
- * enabling targets, it should return 0 for success,
- * and non-zero if it cannot disable the given target.
- *
* lun_enable(): This function is called, with targ_lun_arg, a target
* ID and a LUN ID as its arguments, by CTL when it
* wants the FETD to enable a particular LUN. If the
@@ -212,8 +188,6 @@ struct ctl_frontend {
port_func_t port_online; /* passed to CTL */
port_func_t port_offline; /* passed to CTL */
void *onoff_arg; /* passed to CTL */
- targ_func_t targ_enable; /* passed to CTL */
- targ_func_t targ_disable; /* passed to CTL */
lun_func_t lun_enable; /* passed to CTL */
lun_func_t lun_disable; /* passed to CTL */
fe_ioctl_t ioctl; /* passed to CTL */
Modified: head/sys/cam/ctl/ctl_frontend_cam_sim.c
==============================================================================
--- head/sys/cam/ctl/ctl_frontend_cam_sim.c Fri Jul 4 18:47:25 2014 (r268264)
+++ head/sys/cam/ctl/ctl_frontend_cam_sim.c Fri Jul 4 19:19:03 2014 (r268265)
@@ -101,8 +101,6 @@ void cfcs_shutdown(void);
static void cfcs_poll(struct cam_sim *sim);
static void cfcs_online(void *arg);
static void cfcs_offline(void *arg);
-static int cfcs_targ_enable(void *arg, struct ctl_id targ_id);
-static int cfcs_targ_disable(void *arg, struct ctl_id targ_id);
static int cfcs_lun_enable(void *arg, struct ctl_id target_id, int lun_id);
static int cfcs_lun_disable(void *arg, struct ctl_id target_id, int lun_id);
static void cfcs_datamove(union ctl_io *io);
@@ -163,8 +161,6 @@ cfcs_init(void)
fe->port_online = cfcs_online;
fe->port_offline = cfcs_offline;
fe->onoff_arg = softc;
- fe->targ_enable = cfcs_targ_enable;
- fe->targ_disable = cfcs_targ_disable;
fe->lun_enable = cfcs_lun_enable;
fe->lun_disable = cfcs_lun_disable;
fe->targ_lun_arg = softc;
@@ -336,18 +332,6 @@ cfcs_offline(void *arg)
}
static int
-cfcs_targ_enable(void *arg, struct ctl_id targ_id)
-{
- return (0);
-}
-
-static int
-cfcs_targ_disable(void *arg, struct ctl_id targ_id)
-{
- return (0);
-}
-
-static int
cfcs_lun_enable(void *arg, struct ctl_id target_id, int lun_id)
{
return (0);
Modified: head/sys/cam/ctl/ctl_frontend_internal.c
==============================================================================
--- head/sys/cam/ctl/ctl_frontend_internal.c Fri Jul 4 18:47:25 2014 (r268264)
+++ head/sys/cam/ctl/ctl_frontend_internal.c Fri Jul 4 19:19:03 2014 (r268265)
@@ -192,8 +192,6 @@ int cfi_init(void);
void cfi_shutdown(void) __unused;
static void cfi_online(void *arg);
static void cfi_offline(void *arg);
-static int cfi_targ_enable(void *arg, struct ctl_id targ_id);
-static int cfi_targ_disable(void *arg, struct ctl_id targ_id);
static int cfi_lun_enable(void *arg, struct ctl_id target_id, int lun_id);
static int cfi_lun_disable(void *arg, struct ctl_id target_id, int lun_id);
static void cfi_datamove(union ctl_io *io);
@@ -261,8 +259,6 @@ cfi_init(void)
fe->port_online = cfi_online;
fe->port_offline = cfi_offline;
fe->onoff_arg = softc;
- fe->targ_enable = cfi_targ_enable;
- fe->targ_disable = cfi_targ_disable;
fe->lun_enable = cfi_lun_enable;
fe->lun_disable = cfi_lun_disable;
fe->targ_lun_arg = softc;
@@ -347,18 +343,6 @@ cfi_offline(void *arg)
}
static int
-cfi_targ_enable(void *arg, struct ctl_id targ_id)
-{
- return (0);
-}
-
-static int
-cfi_targ_disable(void *arg, struct ctl_id targ_id)
-{
- return (0);
-}
-
-static int
cfi_lun_enable(void *arg, struct ctl_id target_id, int lun_id)
{
struct cfi_softc *softc;
Modified: head/sys/cam/ctl/ctl_frontend_iscsi.c
==============================================================================
--- head/sys/cam/ctl/ctl_frontend_iscsi.c Fri Jul 4 18:47:25 2014 (r268264)
+++ head/sys/cam/ctl/ctl_frontend_iscsi.c Fri Jul 4 19:19:03 2014 (r268265)
@@ -145,8 +145,6 @@ SYSCTL_INT(_kern_cam_ctl_iscsi, OID_AUTO
int cfiscsi_init(void);
static void cfiscsi_online(void *arg);
static void cfiscsi_offline(void *arg);
-static int cfiscsi_targ_enable(void *arg, struct ctl_id targ_id);
-static int cfiscsi_targ_disable(void *arg, struct ctl_id targ_id);
static int cfiscsi_lun_enable(void *arg,
struct ctl_id target_id, int lun_id);
static int cfiscsi_lun_disable(void *arg,
@@ -1342,8 +1340,6 @@ cfiscsi_init(void)
fe->port_online = cfiscsi_online;
fe->port_offline = cfiscsi_offline;
fe->onoff_arg = softc;
- fe->targ_enable = cfiscsi_targ_enable;
- fe->targ_disable = cfiscsi_targ_disable;
fe->lun_enable = cfiscsi_lun_enable;
fe->lun_disable = cfiscsi_lun_disable;
fe->targ_lun_arg = softc;
@@ -1447,20 +1443,6 @@ cfiscsi_offline(void *arg)
#endif
}
-static int
-cfiscsi_targ_enable(void *arg, struct ctl_id targ_id)
-{
-
- return (0);
-}
-
-static int
-cfiscsi_targ_disable(void *arg, struct ctl_id targ_id)
-{
-
- return (0);
-}
-
static void
cfiscsi_ioctl_handoff(struct ctl_iscsi *ci)
{
Modified: head/sys/cam/ctl/scsi_ctl.c
==============================================================================
--- head/sys/cam/ctl/scsi_ctl.c Fri Jul 4 18:47:25 2014 (r268264)
+++ head/sys/cam/ctl/scsi_ctl.c Fri Jul 4 19:19:03 2014 (r268265)
@@ -211,8 +211,6 @@ static void ctlfedone(struct cam_periph
static void ctlfe_onoffline(void *arg, int online);
static void ctlfe_online(void *arg);
static void ctlfe_offline(void *arg);
-static int ctlfe_targ_enable(void *arg, struct ctl_id targ_id);
-static int ctlfe_targ_disable(void *arg, struct ctl_id targ_id);
static int ctlfe_lun_enable(void *arg, struct ctl_id targ_id,
int lun_id);
static int ctlfe_lun_disable(void *arg, struct ctl_id targ_id,
@@ -410,8 +408,6 @@ ctlfeasync(void *callback_arg, uint32_t
fe->port_online = ctlfe_online;
fe->port_offline = ctlfe_offline;
fe->onoff_arg = bus_softc;
- fe->targ_enable = ctlfe_targ_enable;
- fe->targ_disable = ctlfe_targ_disable;
fe->lun_enable = ctlfe_lun_enable;
fe->lun_disable = ctlfe_lun_disable;
fe->targ_lun_arg = bus_softc;
@@ -1927,18 +1923,6 @@ ctlfe_offline(void *arg)
xpt_free_path(path);
}
-static int
-ctlfe_targ_enable(void *arg, struct ctl_id targ_id)
-{
- return (0);
-}
-
-static int
-ctlfe_targ_disable(void *arg, struct ctl_id targ_id)
-{
- return (0);
-}
-
/*
* This will get called to enable a LUN on every bus that is attached to
* CTL. So we only need to create a path/periph for this particular bus.
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