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powerpc: Lack of ibm,io-events not that important!

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The ibm,io-events code is a bit verbose with its error messages.
Reverse the reporting so we only print when we successfully enable
I/O event interrupts.

Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Anton Blanchard 2011-07-31 19:30:04 +00:00 committed by Benjamin Herrenschmidt
parent 8aa6d35929
commit 53876e387d
1 changed files with 3 additions and 5 deletions
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8
arch/powerpc/platforms/pseries/io_event_irq.c
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@ -212,17 +212,15 @@ static int __init ioei_init(void)
struct device_node *np;
ioei_check_exception_token = rtas_token("check-exception");
if (ioei_check_exception_token == RTAS_UNKNOWN_SERVICE) {
pr_warning("IO Event IRQ not supported on this system !\n");
if (ioei_check_exception_token == RTAS_UNKNOWN_SERVICE)
return -ENODEV;
}
np = of_find_node_by_path("/event-sources/ibm,io-events");
if (np) {
request_event_sources_irqs(np, ioei_interrupt, "IO_EVENT");
pr_info("IBM I/O event interrupts enabled\n");
of_node_put(np);
} else {
pr_err("io_event_irq: No ibm,io-events on system! "
"IO Event interrupt disabled.\n");
return -ENODEV;
}
return 0;