diff options
| author | Sudip Mukherjee <sudipm.mukherjee@gmail.com> | 2015-05-20 20:56:57 +0530 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-06-01 07:08:18 +0900 |
| commit | 6fa45a22689722dac9f0e90c0931d4b34b334ede (patch) | |
| tree | d3f766b8771a0004cb21690b55e75f0ce1aba014 /drivers/parport/procfs.c | |
| parent | 208250dd4c3dd54963db85340cdc5e4c2acef5b5 (diff) | |
| download | linux-6fa45a22689722dac9f0e90c0931d4b34b334ede.tar.gz linux-6fa45a22689722dac9f0e90c0931d4b34b334ede.tar.bz2 linux-6fa45a22689722dac9f0e90c0931d4b34b334ede.zip | |
parport: add device-model to parport subsystem
parport subsystem starts using the device-model. Drivers using the
device-model has to define devmodel as true and should register the
device with parport using parport_register_dev_model().
Tested-by: Jean Delvare <jdelvare@suse.de>
Tested-by: Alan Cox <gnomes@lxorguk.ukuu.org.uk>
Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/parport/procfs.c')
| -rw-r--r-- | drivers/parport/procfs.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/parport/procfs.c b/drivers/parport/procfs.c index 3b470801a04f..c776333a68bc 100644 --- a/drivers/parport/procfs.c +++ b/drivers/parport/procfs.c @@ -21,6 +21,7 @@ #include <linux/parport.h> #include <linux/ctype.h> #include <linux/sysctl.h> +#include <linux/device.h> #include <asm/uaccess.h> @@ -558,8 +559,18 @@ int parport_device_proc_unregister(struct pardevice *device) static int __init parport_default_proc_register(void) { + int ret; + parport_default_sysctl_table.sysctl_header = register_sysctl_table(parport_default_sysctl_table.dev_dir); + if (!parport_default_sysctl_table.sysctl_header) + return -ENOMEM; + ret = parport_bus_init(); + if (ret) { + unregister_sysctl_table(parport_default_sysctl_table. + sysctl_header); + return ret; + } return 0; } @@ -570,6 +581,7 @@ static void __exit parport_default_proc_unregister(void) sysctl_header); parport_default_sysctl_table.sysctl_header = NULL; } + parport_bus_exit(); } #else /* no sysctl or no procfs*/ @@ -596,11 +608,12 @@ int parport_device_proc_unregister(struct pardevice *device) static int __init parport_default_proc_register (void) { - return 0; + return parport_bus_init(); } static void __exit parport_default_proc_unregister (void) { + parport_bus_exit(); } #endif |