Module Name: src
Committed By: wiz
Date: Tue Feb 20 09:37:56 UTC 2018
Modified Files:
src/share/man/man4: gpio.4
Log Message:
Whitespace improvements. Remove unnecessary Tn.
To generate a diff of this commit:
cvs rdiff -u -r1.31 -r1.32 src/share/man/man4/gpio.4
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/share/man/man4/gpio.4
diff -u src/share/man/man4/gpio.4:1.31 src/share/man/man4/gpio.4:1.32
--- src/share/man/man4/gpio.4:1.31 Tue Feb 20 09:07:18 2018
+++ src/share/man/man4/gpio.4 Tue Feb 20 09:37:56 2018
@@ -1,4 +1,4 @@
-.\" $NetBSD: gpio.4,v 1.31 2018/02/20 09:07:18 pgoyette Exp $
+.\" $NetBSD: gpio.4,v 1.32 2018/02/20 09:37:56 wiz Exp $
.\" $OpenBSD: gpio.4,v 1.5 2004/11/23 09:39:29 reyk Exp $
.\"
.\" Copyright (c) 2004 Alexander Yurchenko <[email protected]>
@@ -40,13 +40,10 @@
.Sh DESCRIPTION
The
.Nm
-device attaches to the
-.Tn GPIO
-controller and provides a uniform programming interface to its pins.
-.Pp
-Each
-.Tn GPIO
-controller with an attached
+device attaches to the GPIO controller and provides a uniform
+programming interface to its pins.
+.Pp
+Each GPIO controller with an attached
.Nm
device has an associated device file under the
.Pa /dev
@@ -76,10 +73,8 @@ The following structures and constants a
header file:
.Pp
.Bl -tag -width XXXX -compact
-.It Dv GPIOINFO (struct gpio_info)
-Returns information about the
-.Tn GPIO
-controller in the
+.It Dv GPIOINFO ( struct gpio_info )
+Returns information about the GPIO controller in the
.Fa gpio_info
structure:
.Bd -literal
@@ -88,7 +83,7 @@ struct gpio_info {
};
.Ed
.Pp
-.It Dv GPIOREAD (struct gpio_req)
+.It Dv GPIOREAD ( struct gpio_req )
Returns the input pin value in the
.Fa gpio_pin_op
structure:
@@ -108,7 +103,7 @@ or
.Fa gp_pin
field must be set before calling.
.Pp
-.It Dv GPIOWRITE (struct gpio_req)
+.It Dv GPIOWRITE ( struct gpio_req )
Writes the output value to the pin.
The value set in the
.Fa gp_value
@@ -121,12 +116,12 @@ On return, the
.Fa gp_value
field contains the old pin state.
.Pp
-.It Dv GPIOTOGGLE (struct gpio_req)
+.It Dv GPIOTOGGLE ( struct gpio_req )
Toggles the pin output value, i.e. changes it to the opposite.
.Fa gp_value
field is ignored and on return contains the old pin state.
.Pp
-.It Dv GPIOSET (struct gpio_set)
+.It Dv GPIOSET ( struct gpio_set )
Changes pin configuration flags with the new ones provided in the
.Fa gpio_set
structure:
@@ -191,11 +186,11 @@ Only GPIO pins that have been set using
.Ar GPIOSET
will be accessible at securelevels greater than 0.
.Pp
-.It Dv GPIOUNSET (struct gpio_set)
+.It Dv GPIOUNSET ( struct gpio_set )
Unset the specified pin, i.e. clear its name and make it unaccessible
at securelevels greater than 0.
.Pp
-.It Dv GPIOATTACH (struct gpio_attach)
+.It Dv GPIOATTACH ( struct gpio_attach )
Attach the device described in the
.Fa gpio_attach
structure on this gpio device.
