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| author | Anton Blanchard <anton@samba.org> | 2011-07-31 19:30:04 +0000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2011-08-05 14:47:56 +1000 |
| commit | 53876e387d962f7f37747150f33f2aa920a7b20c (patch) | |
| tree | 5ee7b11da5eb957e1a0a8218ae66e102224b921d /arch/powerpc | |
| parent | 8aa6d359298ad284a202dc43f103e2f8100a6e82 (diff) | |
| download | linux-3.10-53876e387d962f7f37747150f33f2aa920a7b20c.tar.gz linux-3.10-53876e387d962f7f37747150f33f2aa920a7b20c.tar.bz2 linux-3.10-53876e387d962f7f37747150f33f2aa920a7b20c.zip | |
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>
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/platforms/pseries/io_event_irq.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/arch/powerpc/platforms/pseries/io_event_irq.c b/arch/powerpc/platforms/pseries/io_event_irq.c index c829e6067d5..2c4dd1fb833 100644 --- a/arch/powerpc/platforms/pseries/io_event_irq.c +++ b/arch/powerpc/platforms/pseries/io_event_irq.c @@ -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; |