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media: rc: default to idle on at startup or after reset 

Any spaces events received after a reset or startup should be discarded,
so ensure the rc device is in idle mode.

This also makes it much easier to detect incorrect raw events, as we will
do in a following commit.

Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
hifive-unleashed-5.1
Sean Young 2018-05-10 16:41:15 -04:00 committed by Mauro Carvalho Chehab
parent d898cc1df0
commit e0d51e6cef
2 changed files with 2 additions and 0 deletions
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1
drivers/media/rc/rc-ir-raw.c
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@ -611,6 +611,7 @@ int ir_raw_event_prepare(struct rc_dev *dev)
dev->raw->dev = dev;
dev->change_protocol = change_protocol;
dev->idle = true;
spin_lock_init(&dev->raw->edge_spinlock);
timer_setup(&dev->raw->edge_handle, ir_raw_edge_handle, 0);
INIT_KFIFO(dev->raw->kfifo);

1
include/media/rc-core.h
View File

@ -347,6 +347,7 @@ static inline void ir_raw_event_reset(struct rc_dev *dev)
struct ir_raw_event ev = { .reset = true };
ir_raw_event_store(dev, &ev);
dev->idle = true;
ir_raw_event_handle(dev);
}