[PATCH v2 4/7] [media] rc-ir-raw: do not generate any receiving thread for raw transmitters
From: Andi Shyti <hidden>
Date: 2016-09-01 21:27:26
Also in:
linux-media, lkml
Subsystem:
media input infrastructure (v4l/dvb), rc-core / lirc framework, the rest · Maintainers:
Mauro Carvalho Chehab, Sean Young, Linus Torvalds
Raw IR transmitters do not need any thread listening for occurring events. Check the driver type before running the thread. Signed-off-by: Andi Shyti <redacted> --- drivers/media/rc/rc-ir-raw.c | 17 ++++++++++++----- 1 file changed, 12 insertions(+), 5 deletions(-)
diff --git a/drivers/media/rc/rc-ir-raw.c b/drivers/media/rc/rc-ir-raw.c
index 144304c..64ddc3d 100644
--- a/drivers/media/rc/rc-ir-raw.c
+++ b/drivers/media/rc/rc-ir-raw.c@@ -274,12 +274,19 @@ int ir_raw_event_register(struct rc_dev *dev) INIT_KFIFO(dev->raw->kfifo); spin_lock_init(&dev->raw->lock); - dev->raw->thread = kthread_run(ir_raw_event_thread, dev->raw, - "rc%u", dev->minor); - if (IS_ERR(dev->raw->thread)) { - rc = PTR_ERR(dev->raw->thread); - goto out; + /* + * raw transmitters do not need any event registration + * because the event is coming from userspace + */ + if (dev->driver_type != RC_DRIVER_IR_RAW_TX) { + dev->raw->thread = kthread_run(ir_raw_event_thread, dev->raw, + "rc%u", dev->minor); + + if (IS_ERR(dev->raw->thread)) { + rc = PTR_ERR(dev->raw->thread); + goto out; + } } mutex_lock(&ir_raw_handler_lock);
--
2.9.3