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authorSebastian Reichel <sre@kernel.org>2016-04-30 18:08:06 +0200
committerSebastian Reichel <sre@kernel.org>2016-06-28 00:38:53 +0200
commitde5a3774dde2c2f3b3a9a48b880fd820142706f0 (patch)
treea027d983a7e5cfab9e4e48673952e33247622a02 /drivers/hsi
parent2083057aacecbd79ed73670763f07e6e7c1acd66 (diff)
HSI: core: switch port event notifier from atomic to blocking
port events should be sent from process context after irq_safe runtime pm flag is removed in omap-ssi. Signed-off-By: Sebastian Reichel <sre@kernel.org> Tested-by: Pavel Machek <pavel@ucw.cz>
Diffstat (limited to 'drivers/hsi')
-rw-r--r--drivers/hsi/hsi_core.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/hsi/hsi_core.c b/drivers/hsi/hsi_core.c
index d7ce07ad67f3..c2a2a9795b0b 100644
--- a/drivers/hsi/hsi_core.c
+++ b/drivers/hsi/hsi_core.c
@@ -507,7 +507,7 @@ struct hsi_controller *hsi_alloc_controller(unsigned int n_ports, gfp_t flags)
port[i]->stop_tx = hsi_dummy_cl;
port[i]->release = hsi_dummy_cl;
mutex_init(&port[i]->lock);
- ATOMIC_INIT_NOTIFIER_HEAD(&port[i]->n_head);
+ BLOCKING_INIT_NOTIFIER_HEAD(&port[i]->n_head);
dev_set_name(&port[i]->device, "port%d", i);
hsi->port[i]->device.release = hsi_port_release;
device_initialize(&hsi->port[i]->device);
@@ -689,7 +689,7 @@ int hsi_register_port_event(struct hsi_client *cl,
cl->ehandler = handler;
cl->nb.notifier_call = hsi_event_notifier_call;
- return atomic_notifier_chain_register(&port->n_head, &cl->nb);
+ return blocking_notifier_chain_register(&port->n_head, &cl->nb);
}
EXPORT_SYMBOL_GPL(hsi_register_port_event);
@@ -709,7 +709,7 @@ int hsi_unregister_port_event(struct hsi_client *cl)
WARN_ON(!hsi_port_claimed(cl));
- err = atomic_notifier_chain_unregister(&port->n_head, &cl->nb);
+ err = blocking_notifier_chain_unregister(&port->n_head, &cl->nb);
if (!err)
cl->ehandler = NULL;
@@ -734,7 +734,7 @@ EXPORT_SYMBOL_GPL(hsi_unregister_port_event);
*/
int hsi_event(struct hsi_port *port, unsigned long event)
{
- return atomic_notifier_call_chain(&port->n_head, event, NULL);
+ return blocking_notifier_call_chain(&port->n_head, event, NULL);
}
EXPORT_SYMBOL_GPL(hsi_event);

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