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authorAnton Blanchard <anton@samba.org>2011-07-31 19:30:04 +0000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2011-08-05 14:47:56 +1000
commit53876e387d962f7f37747150f33f2aa920a7b20c (patch)
tree5ee7b11da5eb957e1a0a8218ae66e102224b921d /arch/powerpc
parent8aa6d359298ad284a202dc43f103e2f8100a6e82 (diff)
downloadop-kernel-dev-53876e387d962f7f37747150f33f2aa920a7b20c.zip
op-kernel-dev-53876e387d962f7f37747150f33f2aa920a7b20c.tar.gz
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.c8
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 c829e60..2c4dd1f 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;
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