powerpc: Lack of ibm,io-events not that important!
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>
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8aa6d35929
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53876e387d
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@ -212,17 +212,15 @@ static int __init ioei_init(void)
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struct device_node *np;
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ioei_check_exception_token = rtas_token("check-exception");
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if (ioei_check_exception_token == RTAS_UNKNOWN_SERVICE) {
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pr_warning("IO Event IRQ not supported on this system !\n");
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if (ioei_check_exception_token == RTAS_UNKNOWN_SERVICE)
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return -ENODEV;
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}
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np = of_find_node_by_path("/event-sources/ibm,io-events");
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if (np) {
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request_event_sources_irqs(np, ioei_interrupt, "IO_EVENT");
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pr_info("IBM I/O event interrupts enabled\n");
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of_node_put(np);
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} else {
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pr_err("io_event_irq: No ibm,io-events on system! "
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"IO Event interrupt disabled.\n");
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return -ENODEV;
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}
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return 0;
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