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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-07-16 01:19:34 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-07-17 18:21:21 -0700 |
| commit | 266dcff03eed0050b6af11aaf2a61ab837d7ba3f (patch) | |
| tree | 3d11f566fe2c4712808577bdd02d1a83859c9299 /include/linux/serial_core.h | |
| parent | c8b29f049eb2645dd21e40a6613c09f15c731650 (diff) | |
| download | lwn-266dcff03eed0050b6af11aaf2a61ab837d7ba3f.tar.gz lwn-266dcff03eed0050b6af11aaf2a61ab837d7ba3f.zip | |
Serial: allow port drivers to have a default attribute group
Some serial drivers (like 8250), want to add sysfs files. We need to do
so in a race-free way, so allow any port to be able to specify an
attribute group that should be added at device creation time.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Yoshihiro YUNOMAE <yoshihiro.yunomae.ez@hitachi.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/serial_core.h')
| -rw-r--r-- | include/linux/serial_core.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index 5bbb809ee197..cf3a1e789bf5 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -199,6 +199,8 @@ struct uart_port { unsigned char suspended; unsigned char irq_wake; unsigned char unused[2]; + struct attribute_group *attr_group; /* port specific attributes */ + const struct attribute_group **tty_groups; /* all attributes (serial core use only) */ void *private_data; /* generic platform data pointer */ }; |