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mxser: Documentation, remove traces of callout device

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Callout devices are ancient history, so remove its traces from mxser's
documentation.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20210618061516.662-68-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiri Slaby 2021-06-18 08:15:13 +02:00 committed by Greg Kroah-Hartman
parent 5d1ea1ad28
commit a7f6afcd4e
1 changed files with 12 additions and 34 deletions
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46
Documentation/driver-api/serial/moxa-smartio.rst
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@ -147,13 +147,7 @@ or::
run the driver. If you prefer module driver, please refer to 3.4. run the driver. If you prefer module driver, please refer to 3.4.
If static driver is required, please refer to 3.5. If static driver is required, please refer to 3.5.
Dialin and callout port The device node is named "ttyMxx".
-----------------------
This driver remains traditional serial device properties. There are
two special file name for each serial port. One is dial-in port
which is named "ttyMxx". For callout port, the naming convention
is "cumxx".
Device naming when more than 2 boards installed Device naming when more than 2 boards installed
----------------------------------------------- -----------------------------------------------
@ -161,18 +155,13 @@ Device naming when more than 2 boards installed
Naming convention for each Smartio/Industio multiport board is Naming convention for each Smartio/Industio multiport board is
pre-defined as below. pre-defined as below.
============ =============== ============== ============ ===============
Board Num. Dial-in Port Callout port Board Num. Device node
1st board ttyM0 - ttyM7 cum0 - cum7 1st board ttyM0 - ttyM7
2nd board ttyM8 - ttyM15 cum8 - cum15 2nd board ttyM8 - ttyM15
3rd board ttyM16 - ttyM23 cum16 - cum23 3rd board ttyM16 - ttyM23
4th board ttyM24 - ttym31 cum24 - cum31 4th board ttyM24 - ttyM31
============ =============== ============== ============ ===============
.. note::
Under Kernel 2.6 and upper, the cum Device is Obsolete. So use ttyM*
device instead.
3.4 Module driver configuration 3.4 Module driver configuration
=============================== ===============================
@ -204,13 +193,10 @@ Device naming when more than 2 boards installed
# cd /moxa/mxser/driver # cd /moxa/mxser/driver
# ./msmknod # ./msmknod
This shell script will require the major number for dial-in This shell script will require the major number for the device. You also
device and callout device to create tty device. You also need need to specify the total installed MOXA board number. If you need to
to specify the total installed MOXA board number. Default major change to other number, please refer section "3.7" for more detailed
numbers for dial-in device and callout device are 30, 35. If procedure. Msmknod will delete any special files occupying the same device
you need to change to other number, please refer section "3.7"
for more detailed procedure.
Msmknod will delete any special files occupying the same device
naming. naming.
3.4.2 Build the MOXA driver and utilities 3.4.2 Build the MOXA driver and utilities
@ -516,11 +502,3 @@ msterm - Terminal Emulation
Load Moxa driver fail, the major number may conflict with other devices. Load Moxa driver fail, the major number may conflict with other devices.
Please refer to previous section 3.7 to change a free major number for Please refer to previous section 3.7 to change a free major number for
Moxa driver. Moxa driver.
Error msg:
Couldn't install MOXA Smartio/Industio family callout driver!
Solution:
Load Moxa callout driver fail, the callout device major number may
conflict with other devices. Please refer to previous section 3.7 to
change a free callout device major number for Moxa driver.