From 572422a678f59de3cc9fc591831e13a6d140300a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Pali=20Roh=C3=A1r?= <pali@kernel.org>
Date: Sun, 8 Aug 2021 10:41:23 +0200
Subject: [PATCH] ioctl_tty.2: Document ioctls: TCGETS2, TCSETS2, TCSETSW2,
 TCSETSF2
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Signed-off-by: Pali Rohár <pali@kernel.org>
Signed-off-by: Alejandro Colomar <alx.manpages@gmail.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
---
 man2/ioctl_tty.2 | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/man2/ioctl_tty.2 b/man2/ioctl_tty.2
index 519e4606f..99a6455fc 100644
--- a/man2/ioctl_tty.2
+++ b/man2/ioctl_tty.2
@@ -106,6 +106,35 @@ The following four ioctls are just like
 .BR TCSETSW ,
 .BR TCSETSF ,
 except that they take a
+.I "struct termios2\ *"
+instead of a
+.IR "struct termios\ *" .
+If struct member
+.B c_cflag
+contains
+.B BOTHER
+then baudrate is stored in struct members
+.B c_ispeed
+and
+.B c_ospeed
+as integer values.
+These ioctls are not supported on all architectures.
+.RS
+.TS
+lb l.
+TCGETS2	\fBstruct termios2 *\fPargp
+TCSETS2	\fBconst struct termios2 *\fPargp
+TCSETSW2	\fBconst struct termios2 *\fPargp
+TCSETSF2	\fBconst struct termios2 *\fPargp
+.TE
+.RE
+.PP
+The following four ioctls are just like
+.BR TCGETS ,
+.BR TCSETS ,
+.BR TCSETSW ,
+.BR TCSETSF ,
+except that they take a
 .I "struct termio\ *"
 instead of a
 .IR "struct termios\ *" .