lkml.org 
[lkml]   [2012]   [May]   [19]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [PATCH -next] usb: add usb.h stubs for CONFIG_USB not enabled
    Hello.

    On 19-05-2012 6:04, Randy Dunlap wrote:

    > From: Randy Dunlap<rdunlap@xenotime.net>

    > Add stubs for some usb core functions when CONFIG_USB
    > is not enabled. This fixes these comedi build errors:

    > ERROR: "usb_deregister" [drivers/staging/comedi/comedi.ko] undefined!
    > ERROR: "usb_register_driver" [drivers/staging/comedi/comedi.ko] undefined!

    > Signed-off-by: Randy Dunlap<rdunlap@xenotime.net>
    > ---
    > I am only adding the stubs that are needed for comedi to build.
    > I expect that more stubs will be needed as more build errors are
    > found. It seems to me that linux/usb.h might need more (major)
    > moving of lines to support more stubs in the future.

    > Documentation/usb/error-codes.txt | 2 ++
    > include/linux/usb.h | 24 +++++++++++++++++++++++-
    > 2 files changed, 25 insertions(+), 1 deletion(-)
    >
    > --- linux-next-20120518.orig/include/linux/usb.h
    > +++ linux-next-20120518/include/linux/usb.h
    > @@ -10,7 +10,7 @@
    >
    > #ifdef __KERNEL__
    >
    > -#include<linux/errno.h> /* for -ENODEV */
    > +#include<linux/errno.h> /* for -ENODEV, -ENOSYS */
    > #include<linux/delay.h> /* for mdelay() */
    > #include<linux/interrupt.h> /* for in_interrupt() */
    > #include<linux/list.h> /* for struct list_head */
    > @@ -515,6 +515,8 @@ static inline struct usb_device *interfa
    > return to_usb_device(intf->dev.parent);
    > }
    >
    > +#if defined(CONFIG_USB) || defined(CONFIG_USB_MODULE)

    You can use IS_ENABLED(CONFIG_USB) instead of these two now.

    WBR, Sergei


    \
     
     \ /
      Last update: 2012-05-19 16:41    [W:0.038 / U:0.484 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site