Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > linux.kernel > #1446578
| From | Andi Shyti <andi.shyti@samsung.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [RFC 4/7] [media] rc-ir-raw: do not generate any receiving thread for raw transmitters |
| Date | 2016-07-19 18:00 +0200 |
| Message-ID | <rWFB9-5U4-43@gated-at.bofh.it> (permalink) |
| References | <rWFB7-5U4-7@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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 <andi.shyti@samsung.com>
---
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);
--
2.8.1
Back to linux.kernel | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread
[RFC 0/7] Add support for IR transmitters Andi Shyti <andi.shyti@samsung.com> - 2016-07-19 18:00 +0200
[RFC 2/7] [media] rc-main: split setup and unregister functions Andi Shyti <andi.shyti@samsung.com> - 2016-07-19 18:00 +0200
[RFC 4/7] [media] rc-ir-raw: do not generate any receiving thread for raw transmitters Andi Shyti <andi.shyti@samsung.com> - 2016-07-19 18:00 +0200
[RFC 3/7] [media] rc-core: add support for IR raw transmitters Andi Shyti <andi.shyti@samsung.com> - 2016-07-19 18:00 +0200
Re: [RFC 3/7] [media] rc-core: add support for IR raw transmitters Sean Young <sean@mess.org> - 2016-07-20 00:20 +0200
Re: [RFC 3/7] [media] rc-core: add support for IR raw transmitters Andi Shyti <andi.shyti@samsung.com> - 2016-07-21 02:50 +0200
csiph-web