diff options
Diffstat (limited to 'arch/powerpc/platforms/powernv/opal-elog.c')
| -rw-r--r-- | arch/powerpc/platforms/powernv/opal-elog.c | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/arch/powerpc/platforms/powernv/opal-elog.c b/arch/powerpc/platforms/powernv/opal-elog.c index 38ce757e5e2a..4949ef0d9400 100644 --- a/arch/powerpc/platforms/powernv/opal-elog.c +++ b/arch/powerpc/platforms/powernv/opal-elog.c @@ -10,6 +10,7 @@ */ #include <linux/kernel.h> #include <linux/init.h> +#include <linux/interrupt.h> #include <linux/of.h> #include <linux/slab.h> #include <linux/sysfs.h> @@ -276,24 +277,15 @@ static void elog_work_fn(struct work_struct *work) static DECLARE_WORK(elog_work, elog_work_fn); -static int elog_event(struct notifier_block *nb, - unsigned long events, void *change) +static irqreturn_t elog_event(int irq, void *data) { - /* check for error log event */ - if (events & OPAL_EVENT_ERROR_LOG_AVAIL) - schedule_work(&elog_work); - return 0; + schedule_work(&elog_work); + return IRQ_HANDLED; } -static struct notifier_block elog_nb = { - .notifier_call = elog_event, - .next = NULL, - .priority = 0 -}; - int __init opal_elog_init(void) { - int rc = 0; + int rc = 0, irq; /* ELOG not supported by firmware */ if (!opal_check_token(OPAL_ELOG_READ)) @@ -305,10 +297,18 @@ int __init opal_elog_init(void) return -1; } - rc = opal_notifier_register(&elog_nb); + irq = opal_event_request(ilog2(OPAL_EVENT_ERROR_LOG_AVAIL)); + if (!irq) { + pr_err("%s: Can't register OPAL event irq (%d)\n", + __func__, irq); + return irq; + } + + rc = request_irq(irq, elog_event, + IRQ_TYPE_LEVEL_HIGH, "opal-elog", NULL); if (rc) { - pr_err("%s: Can't register OPAL event notifier (%d)\n", - __func__, rc); + pr_err("%s: Can't request OPAL event irq (%d)\n", + __func__, rc); return rc; } |