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From: "Martin Hundebøll" <martin@geanix.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Jiri Slaby <jslaby@suse.com>,
	linux-kernel@vger.kernel.org
Cc: "Martin Hundebøll" <martin@geanix.com>,
	"Sean Nyekjær" <sean@geanix.com>,
	"Esben Haabendal" <esben@geanix.com>
Subject: [PATCHv2 1/4] tty: n_gsm: remove obsolete mknod doc example
Date: Tue,  9 Jul 2019 08:46:30 +0200	[thread overview]
Message-ID: <20190709064633.45411-1-martin@geanix.com> (raw)

The n_gsm driver handles registration of /dev/gsmttyX nodes, so there's
no need to do mknod manually.

Signed-off-by: Martin Hundebøll <martin@geanix.com>
---

Changes since v1:
 * updated bullet numbering

 Documentation/serial/n_gsm.rst | 14 ++------------
 1 file changed, 2 insertions(+), 12 deletions(-)

diff --git a/Documentation/serial/n_gsm.rst b/Documentation/serial/n_gsm.rst
index f3ad9fd26408..4f37198423f7 100644
--- a/Documentation/serial/n_gsm.rst
+++ b/Documentation/serial/n_gsm.rst
@@ -63,24 +63,14 @@ Major parts of the initialization program :
 	daemon(0,0);
 	pause();
 
-4. create the devices corresponding to the "virtual" serial ports (take care,
-   each modem has its configuration and some DLC have dedicated functions,
-   for example GPS), starting with minor 1 (DLC0 is reserved for the management
-   of the mux)::
-
-     MAJOR=`cat /proc/devices |grep gsmtty | awk '{print $1}`
-     for i in `seq 1 4`; do
-	mknod /dev/ttygsm$i c $MAJOR $i
-     done
-
-5. use these devices as plain serial ports.
+4. use these devices as plain serial ports.
 
    for example, it's possible:
 
    - and to use gnokii to send / receive SMS on ttygsm1
    - to use ppp to establish a datalink on ttygsm2
 
-6. first close all virtual ports before closing the physical port.
+5. first close all virtual ports before closing the physical port.
 
    Note that after closing the physical port the modem is still in multiplexing
    mode. This may prevent a successful re-opening of the port later. To avoid
-- 
2.22.0


             reply	other threads:[~2019-07-09  6:46 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-07-09  6:46 Martin Hundebøll [this message]
2019-07-09  6:46 ` [PATCHv2 2/4] tty: n_gsm: update doc example to use header for N_GSM0710 define Martin Hundebøll
2019-07-09  6:46 ` [PATCHv2 3/4] tty: n_gsm: add helper to convert mux-num to/from tty-base Martin Hundebøll
2019-07-10 11:48   ` Alan Cox
2019-07-09  6:46 ` [PATCHv2 4/4] tty: n_gsm: add ioctl to map serial device to mux'ed tty Martin Hundebøll
2019-07-09  6:49   ` Jiri Slaby
2019-07-09  6:52     ` Martin Hundebøll

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