diff options
Diffstat (limited to 'arch/powerpc/platforms/pseries/io_event_irq.c')
| -rw-r--r-- | arch/powerpc/platforms/pseries/io_event_irq.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/arch/powerpc/platforms/pseries/io_event_irq.c b/arch/powerpc/platforms/pseries/io_event_irq.c index c829e6067d54..1a709bc48ce1 100644 --- a/arch/powerpc/platforms/pseries/io_event_irq.c +++ b/arch/powerpc/platforms/pseries/io_event_irq.c @@ -9,7 +9,7 @@ #include <linux/errno.h> #include <linux/slab.h> -#include <linux/module.h> +#include <linux/export.h> #include <linux/irq.h> #include <linux/interrupt.h> #include <linux/of.h> @@ -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; |