svn commit: r241467 - in stable/9/sys/dev/cxgbe: . tom
Navdeep Parhar
np at FreeBSD.org
Thu Oct 11 22:46:21 UTC 2012
Author: np
Date: Thu Oct 11 22:46:20 2012
New Revision: 241467
URL: http://svn.freebsd.org/changeset/base/241467
Log:
MFC r240452-240453.
r240452:
Use native FreeBSD facilities everywhere except the shared code in common/
r240453:
Install interrupt handlers early, during attach, for the reason
explained in r239913 by jhb.
Modified:
stable/9/sys/dev/cxgbe/osdep.h
stable/9/sys/dev/cxgbe/t4_l2t.h
stable/9/sys/dev/cxgbe/t4_main.c
stable/9/sys/dev/cxgbe/tom/t4_ddp.c
Directory Properties:
stable/9/sys/ (props changed)
stable/9/sys/dev/ (props changed)
Modified: stable/9/sys/dev/cxgbe/osdep.h
==============================================================================
--- stable/9/sys/dev/cxgbe/osdep.h Thu Oct 11 22:30:10 2012 (r241466)
+++ stable/9/sys/dev/cxgbe/osdep.h Thu Oct 11 22:46:20 2012 (r241467)
@@ -83,7 +83,7 @@ typedef boolean_t bool;
#define simple_strtoul strtoul
#define DIV_ROUND_UP(x, y) howmany(x, y)
-#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
+#define ARRAY_SIZE(x) nitems(x)
#define container_of(p, s, f) ((s *)(((uint8_t *)(p)) - offsetof(s, f)))
#define swab16(x) bswap16(x)
Modified: stable/9/sys/dev/cxgbe/t4_l2t.h
==============================================================================
--- stable/9/sys/dev/cxgbe/t4_l2t.h Thu Oct 11 22:30:10 2012 (r241466)
+++ stable/9/sys/dev/cxgbe/t4_l2t.h Thu Oct 11 22:46:20 2012 (r241467)
@@ -94,7 +94,7 @@ int do_l2t_write_rpl(struct sge_iq *, co
static inline void
t4_l2t_release(struct l2t_entry *e)
{
- struct l2t_data *d = container_of(e, struct l2t_data, l2tab[e->idx]);
+ struct l2t_data *d = member2struct(l2t_data, l2tab[e->idx], e);
if (atomic_fetchadd_int(&e->refcnt, -1) == 1)
atomic_add_int(&d->nfree, 1);
Modified: stable/9/sys/dev/cxgbe/t4_main.c
==============================================================================
--- stable/9/sys/dev/cxgbe/t4_main.c Thu Oct 11 22:30:10 2012 (r241466)
+++ stable/9/sys/dev/cxgbe/t4_main.c Thu Oct 11 22:46:20 2012 (r241467)
@@ -288,6 +288,7 @@ static int cxgbe_init_locked(struct port
static int cxgbe_init_synchronized(struct port_info *);
static int cxgbe_uninit_locked(struct port_info *);
static int cxgbe_uninit_synchronized(struct port_info *);
+static int setup_intr_handlers(struct adapter *);
static int adapter_full_init(struct adapter *);
static int adapter_full_uninit(struct adapter *);
static int port_full_init(struct port_info *);
@@ -381,8 +382,8 @@ CTASSERT(offsetof(struct sge_ofld_rxq, f
#endif
/* No easy way to include t4_msg.h before adapter.h so we check this way */
-CTASSERT(ARRAY_SIZE(((struct adapter *)0)->cpl_handler) == NUM_CPL_CMDS);
-CTASSERT(ARRAY_SIZE(((struct adapter *)0)->fw_msg_handler) == NUM_FW6_TYPES);
+CTASSERT(nitems(((struct adapter *)0)->cpl_handler) == NUM_CPL_CMDS);
+CTASSERT(nitems(((struct adapter *)0)->fw_msg_handler) == NUM_FW6_TYPES);
static int
t4_probe(device_t dev)
@@ -399,7 +400,7 @@ t4_probe(device_t dev)
if (d == 0xa000 && f != 0)
return (ENXIO);
- for (i = 0; i < ARRAY_SIZE(t4_pciids); i++) {
+ for (i = 0; i < nitems(t4_pciids); i++) {
if (d == t4_pciids[i].device) {
device_set_desc(dev, t4_pciids[i].desc);
return (BUS_PROBE_DEFAULT);
@@ -459,9 +460,9 @@ t4_attach(device_t dev)
memset(sc->chan_map, 0xff, sizeof(sc->chan_map));
sc->an_handler = an_not_handled;
- for (i = 0; i < ARRAY_SIZE(sc->cpl_handler); i++)
+ for (i = 0; i < nitems(sc->cpl_handler); i++)
sc->cpl_handler[i] = cpl_not_handled;
- for (i = 0; i < ARRAY_SIZE(sc->fw_msg_handler); i++)
+ for (i = 0; i < nitems(sc->fw_msg_handler); i++)
sc->fw_msg_handler[i] = fw_msg_not_handled;
t4_register_cpl_handler(sc, CPL_SET_TCB_RPL, t4_filter_rpl);
@@ -701,6 +702,13 @@ t4_attach(device_t dev)
#endif
}
+ rc = setup_intr_handlers(sc);
+ if (rc != 0) {
+ device_printf(dev,
+ "failed to setup interrupt handlers: %d\n", rc);
+ goto done;
+ }
+
rc = bus_generic_attach(dev);
if (rc != 0) {
device_printf(dev,
@@ -760,6 +768,9 @@ t4_detach(device_t dev)
return (rc);
}
+ for (i = 0; i < sc->intr_count; i++)
+ t4_free_irq(sc, &sc->irq[i]);
+
for (i = 0; i < MAX_NPORTS; i++) {
pi = sc->port[i];
if (pi) {
@@ -1839,12 +1850,7 @@ get_params__pre_init(struct adapter *sc)
}
sc->params.portvec = val[0];
- sc->params.nports = 0;
- while (val[0]) {
- sc->params.nports++;
- val[0] &= val[0] - 1;
- }
-
+ sc->params.nports = bitcount32(val[0]);
sc->params.vpd.cclk = val[1];
/* Read device log parameters. */
@@ -2365,16 +2371,14 @@ cxgbe_uninit_synchronized(struct port_in
return (0);
}
-#define T4_ALLOC_IRQ(sc, irq, rid, handler, arg, name) do { \
- rc = t4_alloc_irq(sc, irq, rid, handler, arg, name); \
- if (rc != 0) \
- goto done; \
-} while (0)
-
+/*
+ * It is ok for this function to fail midway and return right away. t4_detach
+ * will walk the entire sc->irq list and clean up whatever is valid.
+ */
static int
-adapter_full_init(struct adapter *sc)
+setup_intr_handlers(struct adapter *sc)
{
- int rc, i, rid, p, q;
+ int rc, rid, p, q;
char s[8];
struct irq *irq;
struct port_info *pi;
@@ -2383,30 +2387,6 @@ adapter_full_init(struct adapter *sc)
struct sge_ofld_rxq *ofld_rxq;
#endif
- ADAPTER_LOCK_ASSERT_NOTOWNED(sc);
- KASSERT((sc->flags & FULL_INIT_DONE) == 0,
- ("%s: FULL_INIT_DONE already", __func__));
-
- /*
- * queues that belong to the adapter (not any particular port).
- */
- rc = t4_setup_adapter_queues(sc);
- if (rc != 0)
- goto done;
-
- for (i = 0; i < ARRAY_SIZE(sc->tq); i++) {
- sc->tq[i] = taskqueue_create("t4 taskq", M_NOWAIT,
- taskqueue_thread_enqueue, &sc->tq[i]);
- if (sc->tq[i] == NULL) {
- device_printf(sc->dev,
- "failed to allocate task queue %d\n", i);
- rc = ENOMEM;
- goto done;
- }
- taskqueue_start_threads(&sc->tq[i], 1, PI_NET, "%s tq%d",
- device_get_nameunit(sc->dev), i);
- }
-
/*
* Setup interrupts.
*/
@@ -2416,19 +2396,26 @@ adapter_full_init(struct adapter *sc)
KASSERT(!(sc->flags & INTR_DIRECT),
("%s: single interrupt && INTR_DIRECT?", __func__));
- T4_ALLOC_IRQ(sc, irq, rid, t4_intr_all, sc, "all");
+ rc = t4_alloc_irq(sc, irq, rid, t4_intr_all, sc, "all");
+ if (rc != 0)
+ return (rc);
} else {
/* Multiple interrupts. */
KASSERT(sc->intr_count >= T4_EXTRA_INTR + sc->params.nports,
("%s: too few intr.", __func__));
/* The first one is always error intr */
- T4_ALLOC_IRQ(sc, irq, rid, t4_intr_err, sc, "err");
+ rc = t4_alloc_irq(sc, irq, rid, t4_intr_err, sc, "err");
+ if (rc != 0)
+ return (rc);
irq++;
rid++;
/* The second one is always the firmware event queue */
- T4_ALLOC_IRQ(sc, irq, rid, t4_intr_evt, &sc->sge.fwq, "evt");
+ rc = t4_alloc_irq(sc, irq, rid, t4_intr_evt, &sc->sge.fwq,
+ "evt");
+ if (rc != 0)
+ return (rc);
irq++;
rid++;
@@ -2455,7 +2442,10 @@ adapter_full_init(struct adapter *sc)
rxq = &sc->sge.rxq[pi->first_rxq];
for (q = 0; q < pi->nrxq; q++, rxq++) {
snprintf(s, sizeof(s), "%d.%d", p, q);
- T4_ALLOC_IRQ(sc, irq, rid, t4_intr, rxq, s);
+ rc = t4_alloc_irq(sc, irq, rid, t4_intr, rxq,
+ s);
+ if (rc != 0)
+ return (rc);
irq++;
rid++;
}
@@ -2471,7 +2461,10 @@ ofld_queues:
ofld_rxq = &sc->sge.ofld_rxq[pi->first_ofld_rxq];
for (q = 0; q < pi->nofldrxq; q++, ofld_rxq++) {
snprintf(s, sizeof(s), "%d,%d", p, q);
- T4_ALLOC_IRQ(sc, irq, rid, t4_intr, ofld_rxq, s);
+ rc = t4_alloc_irq(sc, irq, rid, t4_intr,
+ ofld_rxq, s);
+ if (rc != 0)
+ return (rc);
irq++;
rid++;
}
@@ -2479,6 +2472,38 @@ ofld_queues:
}
}
+ return (0);
+}
+
+static int
+adapter_full_init(struct adapter *sc)
+{
+ int rc, i;
+
+ ADAPTER_LOCK_ASSERT_NOTOWNED(sc);
+ KASSERT((sc->flags & FULL_INIT_DONE) == 0,
+ ("%s: FULL_INIT_DONE already", __func__));
+
+ /*
+ * queues that belong to the adapter (not any particular port).
+ */
+ rc = t4_setup_adapter_queues(sc);
+ if (rc != 0)
+ goto done;
+
+ for (i = 0; i < nitems(sc->tq); i++) {
+ sc->tq[i] = taskqueue_create("t4 taskq", M_NOWAIT,
+ taskqueue_thread_enqueue, &sc->tq[i]);
+ if (sc->tq[i] == NULL) {
+ device_printf(sc->dev,
+ "failed to allocate task queue %d\n", i);
+ rc = ENOMEM;
+ goto done;
+ }
+ taskqueue_start_threads(&sc->tq[i], 1, PI_NET, "%s tq%d",
+ device_get_nameunit(sc->dev), i);
+ }
+
t4_intr_enable(sc);
sc->flags |= FULL_INIT_DONE;
done:
@@ -2487,7 +2512,6 @@ done:
return (rc);
}
-#undef T4_ALLOC_IRQ
static int
adapter_full_uninit(struct adapter *sc)
@@ -2498,10 +2522,7 @@ adapter_full_uninit(struct adapter *sc)
t4_teardown_adapter_queues(sc);
- for (i = 0; i < sc->intr_count; i++)
- t4_free_irq(sc, &sc->irq[i]);
-
- for (i = 0; i < ARRAY_SIZE(sc->tq) && sc->tq[i]; i++) {
+ for (i = 0; i < nitems(sc->tq) && sc->tq[i]; i++) {
taskqueue_free(sc->tq[i]);
sc->tq[i] = NULL;
}
@@ -2925,7 +2946,7 @@ t4_get_regs(struct adapter *sc, struct t
};
regs->version = 4 | (sc->params.rev << 10);
- for (i = 0; i < ARRAY_SIZE(reg_ranges); i += 2)
+ for (i = 0; i < nitems(reg_ranges); i += 2)
reg_block_dump(sc, buf, reg_ranges[i], reg_ranges[i + 1]);
}
@@ -3001,7 +3022,7 @@ t4_register_cpl_handler(struct adapter *
{
uintptr_t *loc, new;
- if (opcode >= ARRAY_SIZE(sc->cpl_handler))
+ if (opcode >= nitems(sc->cpl_handler))
return (EINVAL);
new = h ? (uintptr_t)h : (uintptr_t)cpl_not_handled;
@@ -3055,7 +3076,7 @@ t4_register_fw_msg_handler(struct adapte
{
uintptr_t *loc, new;
- if (type >= ARRAY_SIZE(sc->fw_msg_handler))
+ if (type >= nitems(sc->fw_msg_handler))
return (EINVAL);
new = h ? (uintptr_t)h : (uintptr_t)fw_msg_not_handled;
@@ -3829,9 +3850,9 @@ sysctl_devlog(SYSCTL_HANDLER_ARGS)
sbuf_printf(sb, "%10d %15ju %8s %8s ",
e->seqno, e->timestamp,
- (e->level < ARRAY_SIZE(devlog_level_strings) ?
+ (e->level < nitems(devlog_level_strings) ?
devlog_level_strings[e->level] : "UNKNOWN"),
- (e->facility < ARRAY_SIZE(devlog_facility_strings) ?
+ (e->facility < nitems(devlog_facility_strings) ?
devlog_facility_strings[e->facility] : "UNKNOWN"));
sbuf_printf(sb, e->fmt, e->params[0], e->params[1],
e->params[2], e->params[3], e->params[4],
@@ -3973,7 +3994,7 @@ sysctl_lb_stats(SYSCTL_HANDLER_ARGS)
sbuf_printf(sb, "%s Loopback %u"
" Loopback %u", i == 0 ? "" : "\n", i, i + 1);
- for (j = 0; j < ARRAY_SIZE(stat_name); j++)
+ for (j = 0; j < nitems(stat_name); j++)
sbuf_printf(sb, "\n%-17s %20ju %20ju", stat_name[j],
*p0++, *p1++);
}
@@ -4028,7 +4049,7 @@ sysctl_meminfo(SYSCTL_HANDLER_ARGS)
"ULPTX state:", "On-chip queues:"
};
struct mem_desc avail[3];
- struct mem_desc mem[ARRAY_SIZE(region) + 3]; /* up to 3 holes */
+ struct mem_desc mem[nitems(region) + 3]; /* up to 3 holes */
struct mem_desc *md = mem;
rc = sysctl_wire_old_buffer(req, 0);
@@ -4039,7 +4060,7 @@ sysctl_meminfo(SYSCTL_HANDLER_ARGS)
if (sb == NULL)
return (ENOMEM);
- for (i = 0; i < ARRAY_SIZE(mem); i++) {
+ for (i = 0; i < nitems(mem); i++) {
mem[i].limit = 0;
mem[i].idx = i;
}
@@ -4101,7 +4122,7 @@ sysctl_meminfo(SYSCTL_HANDLER_ARGS)
md->limit = (sc->tids.ntids - hi) * 16 + md->base - 1;
} else {
md->base = 0;
- md->idx = ARRAY_SIZE(region); /* hide it */
+ md->idx = nitems(region); /* hide it */
}
md++;
@@ -4130,7 +4151,7 @@ sysctl_meminfo(SYSCTL_HANDLER_ARGS)
if (sc->vres.ocq.size)
md->limit = md->base + sc->vres.ocq.size - 1;
else
- md->idx = ARRAY_SIZE(region); /* hide it */
+ md->idx = nitems(region); /* hide it */
md++;
/* add any address-space holes, there can be up to 3 */
@@ -4149,7 +4170,7 @@ sysctl_meminfo(SYSCTL_HANDLER_ARGS)
sbuf_printf(sb, "\n");
for (i = 0; i < n; i++) {
- if (mem[i].idx >= ARRAY_SIZE(region))
+ if (mem[i].idx >= nitems(region))
continue; /* skip holes */
if (!mem[i].limit)
mem[i].limit = i < n - 1 ? mem[i + 1].base - 1 : ~0;
@@ -5197,7 +5218,7 @@ t4_os_portmod_changed(const struct adapt
if_printf(pi->ifp, "unknown transceiver inserted.\n");
else if (pi->mod_type == FW_PORT_MOD_TYPE_NOTSUPPORTED)
if_printf(pi->ifp, "unsupported transceiver inserted.\n");
- else if (pi->mod_type > 0 && pi->mod_type < ARRAY_SIZE(mod_str)) {
+ else if (pi->mod_type > 0 && pi->mod_type < nitems(mod_str)) {
if_printf(pi->ifp, "%s transceiver inserted.\n",
mod_str[pi->mod_type]);
} else {
Modified: stable/9/sys/dev/cxgbe/tom/t4_ddp.c
==============================================================================
--- stable/9/sys/dev/cxgbe/tom/t4_ddp.c Thu Oct 11 22:30:10 2012 (r241466)
+++ stable/9/sys/dev/cxgbe/tom/t4_ddp.c Thu Oct 11 22:46:20 2012 (r241467)
@@ -197,7 +197,7 @@ release_ddp_resources(struct toepcb *toe
{
int i;
- for (i = 0; i < ARRAY_SIZE(toep->db); i++) {
+ for (i = 0; i < nitems(toep->db); i++) {
if (toep->db[i] != NULL) {
free_ddp_buffer(toep->td, toep->db[i]);
toep->db[i] = NULL;
@@ -662,7 +662,7 @@ alloc_ddp_buffer(struct tom_data *td, vm
return (NULL);
}
- for (idx = ARRAY_SIZE(t4_ddp_pgsz) - 1; idx > 0; idx--) {
+ for (idx = nitems(t4_ddp_pgsz) - 1; idx > 0; idx--) {
if (hcf % t4_ddp_pgsz[idx] == 0)
break;
}
@@ -745,7 +745,7 @@ write_page_pods(struct adapter *sc, stru
V_PPOD_OFST(db->offset));
ppod->rsvd = 0;
idx = i * PPOD_PAGES * (ddp_pgsz / PAGE_SIZE);
- for (k = 0; k < ARRAY_SIZE(ppod->addr); k++) {
+ for (k = 0; k < nitems(ppod->addr); k++) {
if (idx < db->npages) {
ppod->addr[k] =
htobe64(db->pages[idx]->phys_addr);
@@ -782,7 +782,7 @@ select_ddp_buffer(struct adapter *sc, st
int i, empty_slot = -1;
/* Try to reuse */
- for (i = 0; i < ARRAY_SIZE(toep->db); i++) {
+ for (i = 0; i < nitems(toep->db); i++) {
if (bufcmp(toep->db[i], pages, npages, db_off, db_len) == 0) {
free(pages, M_CXGBE);
return (i); /* pages still held */
@@ -805,7 +805,7 @@ select_ddp_buffer(struct adapter *sc, st
i = empty_slot;
if (i < 0) {
- i = arc4random() % ARRAY_SIZE(toep->db);
+ i = arc4random() % nitems(toep->db);
free_ddp_buffer(td, toep->db[i]);
}
toep->db[i] = db;
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