diff options
| author | Mauro Carvalho Chehab <mchehab+huawei@kernel.org> | 2021-09-16 11:59:47 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-09-21 19:31:16 +0300 |
| commit | 24e83d415edd7a03554808e19c1a6fefcdb26050 (patch) | |
| tree | f5d038d84934b0606df0476991993bd9742b59f7 /Documentation/ABI/testing/sysfs-class-pwm | |
| parent | 03f5721ac2e6c75bf34f5a9e496c29ecee30fad7 (diff) | |
| download | linux-24e83d415edd7a03554808e19c1a6fefcdb26050.tar.xz | |
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: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Link: https://lore.kernel.org/r/eb3edca0f3cf693d8d28ee7bd00339cac2039014.1631782432.git.mchehab+huawei@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation/ABI/testing/sysfs-class-pwm')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-class-pwm | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/Documentation/ABI/testing/sysfs-class-pwm b/Documentation/ABI/testing/sysfs-class-pwm index c20e61354561..3d65285bcd5f 100644 --- a/Documentation/ABI/testing/sysfs-class-pwm +++ b/Documentation/ABI/testing/sysfs-class-pwm @@ -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> |