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Attach interrupt handlers during attach instead of during the first time

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the interface is brought up.  Without this, the boot time interrupt
round-robin assignment does not think the allocated interrupt resources
are active and leaves them assigned to CPU 0.

While here, add descriptive tags to each interrupt handler when MSI-X
is used.

Reviewed by:	np
MFC after:	1 week
This commit is contained in:
John Baldwin 2012-08-30 17:47:39 +00:00
parent 28435fb7f6
commit ec9a9cf1e0
1 changed files with 5 additions and 5 deletions
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10
sys/dev/cxgb/cxgb_main.c
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@ -675,6 +675,9 @@ cxgb_controller_attach(device_t dev)
for (i = 0; i < NUM_CPL_HANDLERS; i++)
sc->cpl_handler[i] = cpl_not_handled;
#endif
t3_intr_clear(sc);
error = cxgb_setup_interrupts(sc);
out:
if (error)
cxgb_free(sc);
@ -922,6 +925,7 @@ cxgb_setup_interrupts(adapter_t *sc)
if (!(intr_flag & USING_MSIX) || err)
return (err);
bus_describe_intr(sc->dev, sc->irq_res, sc->intr_tag, "err");
for (i = 0; i < sc->msi_count - 1; i++) {
rid = i + 2;
res = bus_alloc_resource_any(sc->dev, SYS_RES_IRQ, &rid,
@ -945,6 +949,7 @@ cxgb_setup_interrupts(adapter_t *sc)
sc->msix_irq_rid[i] = rid;
sc->msix_irq_res[i] = res;
sc->msix_intr_tag[i] = tag;
bus_describe_intr(sc->dev, res, tag, "qs%d", i);
}
if (err)
@ -1611,11 +1616,6 @@ cxgb_up(struct adapter *sc)
alloc_filters(sc);
setup_rss(sc);
t3_intr_clear(sc);
err = cxgb_setup_interrupts(sc);
if (err)
goto out;
t3_add_configured_sysctls(sc);
sc->flags |= FULL_INIT_DONE;
}