Commit 24e83d41 authored by Mauro Carvalho Chehab's avatar Mauro Carvalho Chehab Committed by Greg Kroah-Hartman
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ABI: sysfs-class-pwm: use wildcards on What definitions 



An "N" upper letter is not a wildcard, nor can easily be identified
by script, specially since the USB sysfs define things like.
bNumInterfaces. Use, instead, <N>, in order to let script/get_abi.pl
to convert it into a Regex.

Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+huawei@kernel.org>
Link: https://lore.kernel.org/r/eb3edca0f3cf693d8d28ee7bd00339cac2039014.1631782432.git.mchehab+huawei@kernel.org


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 03f5721a

Documentation/ABI/testing/sysfs-class-pwm

+10 −10
Original line number Diff line number Diff line
@@ -7,7 +7,7 @@ Description: 
		Framework and provides a sysfs interface for using PWM

		channels.



What:		/sys/class/pwm/pwmchipN/

What:		/sys/class/pwm/pwmchip<N>/

Date:		May 2013

KernelVersion:	3.11

Contact:	H Hartley Sweeten <hsweeten@visionengravers.com>
@@ -16,14 +16,14 @@ Description: 
		probed PWM controller/chip where N is the base of the

		PWM chip.



What:		/sys/class/pwm/pwmchipN/npwm

What:		/sys/class/pwm/pwmchip<N>/npwm

Date:		May 2013

KernelVersion:	3.11

Contact:	H Hartley Sweeten <hsweeten@visionengravers.com>

Description:

		The number of PWM channels supported by the PWM chip.



What:		/sys/class/pwm/pwmchipN/export

What:		/sys/class/pwm/pwmchip<N>/export

Date:		May 2013

KernelVersion:	3.11

Contact:	H Hartley Sweeten <hsweeten@visionengravers.com>
@@ -31,14 +31,14 @@ Description: 
		Exports a PWM channel from the PWM chip for sysfs control.

		Value is between 0 and /sys/class/pwm/pwmchipN/npwm - 1.



What:		/sys/class/pwm/pwmchipN/unexport

What:		/sys/class/pwm/pwmchip<N>/unexport

Date:		May 2013

KernelVersion:	3.11

Contact:	H Hartley Sweeten <hsweeten@visionengravers.com>

Description:

		Unexports a PWM channel.



What:		/sys/class/pwm/pwmchipN/pwmX

What:		/sys/class/pwm/pwmchip<N>/pwmX

Date:		May 2013

KernelVersion:	3.11

Contact:	H Hartley Sweeten <hsweeten@visionengravers.com>
@@ -47,21 +47,21 @@ Description: 
		each exported PWM channel where X is the exported PWM

		channel number.



What:		/sys/class/pwm/pwmchipN/pwmX/period

What:		/sys/class/pwm/pwmchip<N>/pwmX/period

Date:		May 2013

KernelVersion:	3.11

Contact:	H Hartley Sweeten <hsweeten@visionengravers.com>

Description:

		Sets the PWM signal period in nanoseconds.



What:		/sys/class/pwm/pwmchipN/pwmX/duty_cycle

What:		/sys/class/pwm/pwmchip<N>/pwmX/duty_cycle

Date:		May 2013

KernelVersion:	3.11

Contact:	H Hartley Sweeten <hsweeten@visionengravers.com>

Description:

		Sets the PWM signal duty cycle in nanoseconds.



What:		/sys/class/pwm/pwmchipN/pwmX/polarity

What:		/sys/class/pwm/pwmchip<N>/pwmX/polarity

Date:		May 2013

KernelVersion:	3.11

Contact:	H Hartley Sweeten <hsweeten@visionengravers.com>
@@ -69,7 +69,7 @@ Description: 
		Sets the output polarity of the PWM signal to "normal" or

		"inversed".



What:		/sys/class/pwm/pwmchipN/pwmX/enable

What:		/sys/class/pwm/pwmchip<N>/pwmX/enable

Date:		May 2013

KernelVersion:	3.11

Contact:	H Hartley Sweeten <hsweeten@visionengravers.com>
@@ -78,7 +78,7 @@ Description: 
		0 is disabled

		1 is enabled



What:		/sys/class/pwm/pwmchipN/pwmX/capture

What:		/sys/class/pwm/pwmchip<N>/pwmX/capture

Date:		June 2016

KernelVersion:	4.8

Contact:	Lee Jones <lee.jones@linaro.org>