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authorTony Lindgren <tony@atomide.com>2012-06-28 00:07:30 -0700
committerTony Lindgren <tony@atomide.com>2012-06-28 00:07:30 -0700
commit53e6a100f78a9723970ca5e0ad5857de8ad399ae (patch)
treeaed24ca201079970177bf63b4ef7ab93a2fb39be /arch/arm/plat-omap
parent00a3669838a02de2ae139bdb13c1019aa427a442 (diff)
parent222e5cec47a54ff3dde72e7dfba10c67da3adca0 (diff)
Merge branch 'fixes-omap4-dsp' into fixes-non-critical
Diffstat (limited to 'arch/arm/plat-omap')
-rw-r--r--arch/arm/plat-omap/mailbox.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/arch/arm/plat-omap/mailbox.c b/arch/arm/plat-omap/mailbox.c
index ad32621aa52e..5e13c3884aa4 100644
--- a/arch/arm/plat-omap/mailbox.c
+++ b/arch/arm/plat-omap/mailbox.c
@@ -282,6 +282,8 @@ static int omap_mbox_startup(struct omap_mbox *mbox)
}
mbox->rxq = mq;
mq->mbox = mbox;
+
+ omap_mbox_enable_irq(mbox, IRQ_RX);
}
mutex_unlock(&mbox_configured_lock);
return 0;
@@ -305,6 +307,7 @@ static void omap_mbox_fini(struct omap_mbox *mbox)
mutex_lock(&mbox_configured_lock);
if (!--mbox->use_count) {
+ omap_mbox_disable_irq(mbox, IRQ_RX);
free_irq(mbox->irq, mbox);
tasklet_kill(&mbox->txq->tasklet);
flush_work_sync(&mbox->rxq->work);
@@ -338,13 +341,15 @@ struct omap_mbox *omap_mbox_get(const char *name, struct notifier_block *nb)
if (!mbox)
return ERR_PTR(-ENOENT);
- ret = omap_mbox_startup(mbox);
- if (ret)
- return ERR_PTR(-ENODEV);
-
if (nb)
blocking_notifier_chain_register(&mbox->notifier, nb);
+ ret = omap_mbox_startup(mbox);
+ if (ret) {
+ blocking_notifier_chain_unregister(&mbox->notifier, nb);
+ return ERR_PTR(-ENODEV);
+ }
+
return mbox;
}
EXPORT_SYMBOL(omap_mbox_get);