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powernv/opal: Convert opal message events to opal irq domain

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This patch converts the opal message event to use the new opal irq
domain.

Signed-off-by: Alistair Popple <alistair@popple.id.au>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Alistair Popple 2015-05-15 14:06:41 +10:00 committed by Michael Ellerman
parent 79231448c9
commit a295af24d0
1 changed files with 15 additions and 14 deletions
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29
arch/powerpc/platforms/powernv/opal.c
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@ -362,33 +362,34 @@ static void opal_handle_message(void)
opal_message_do_notify(type, (void *)&msg); opal_message_do_notify(type, (void *)&msg);
} }
static int opal_message_notify(struct notifier_block *nb, static irqreturn_t opal_message_notify(int irq, void *data)
unsigned long events, void *change)
{ {
if (events & OPAL_EVENT_MSG_PENDING) opal_handle_message();
opal_handle_message(); return IRQ_HANDLED;
return 0;
} }
static struct notifier_block opal_message_nb = {
.notifier_call = opal_message_notify,
.next = NULL,
.priority = 0,
};
static int __init opal_message_init(void) static int __init opal_message_init(void)
{ {
int ret, i; int ret, i, irq;
for (i = 0; i < OPAL_MSG_TYPE_MAX; i++) for (i = 0; i < OPAL_MSG_TYPE_MAX; i++)
ATOMIC_INIT_NOTIFIER_HEAD(&opal_msg_notifier_head[i]); ATOMIC_INIT_NOTIFIER_HEAD(&opal_msg_notifier_head[i]);
ret = opal_notifier_register(&opal_message_nb); irq = opal_event_request(ilog2(OPAL_EVENT_MSG_PENDING));
if (!irq) {
pr_err("%s: Can't register OPAL event irq (%d)\n",
__func__, irq);
return irq;
}
ret = request_irq(irq, opal_message_notify,
IRQ_TYPE_LEVEL_HIGH, "opal-msg", NULL);
if (ret) { if (ret) {
pr_err("%s: Can't register OPAL event notifier (%d)\n", pr_err("%s: Can't request OPAL event irq (%d)\n",
__func__, ret); __func__, ret);
return ret; return ret;
} }
return 0; return 0;
} }