Commit 2af8dbd4 authored by Sean Young's avatar Sean Young Committed by Hans Verkuil
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media: gpio-ir-tx: Driver does not behave with PREEMPT_RT 



This driver bit-bangs a signal with interrupts disabled. The signal can
last for up to half a second (IR_MAX_DURATION).

A much better way of transmitting IR is using the pwm-ir-tx driver,
which does not disable interrupts.

Signed-off-by: default avatarSean Young <sean@mess.org>
Acked-by: default avatarSebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: default avatarHans Verkuil <hverkuil-cisco@xs4all.nl>
parent 67cefecf

drivers/media/rc/Kconfig

+1 −0
Original line number Diff line number Diff line
@@ -184,6 +184,7 @@ config IR_GPIO_TX 
	tristate "GPIO IR Bit Banging Transmitter"

	depends on LIRC

	depends on (OF && GPIOLIB) || COMPILE_TEST

	depends on !PREEMPT_RT

	help

	   Say Y if you want to a GPIO based IR transmitter. This is a

	   bit banging driver.