lkml.org 
[lkml]   [2021]   [Feb]   [5]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
Date
SubjectRe: [PATCH v3 01/11] docs: ioctl-number.rst: reserve IIO subsystem ioctl() space
On Thu, Feb 4, 2021 at 7:13 PM Jonathan Cameron
<Jonathan.Cameron@huawei.com> wrote:
>
> On Mon, 1 Feb 2021 16:50:55 +0200
> Alexandru Ardelean <alexandru.ardelean@analog.com> wrote:
>
> > Currently, only the 'i' 0x90 ioctl() actually exists and is defined in
> > 'uapi/linux/iio/events.h'.
> >
> > It's the IIO_GET_EVENT_FD_IOCTL, which is used to retrieve and FD for
> > reading events from an IIO device.
> > We will want to add more ioct() numbers, so with this change the 'i'
> > 0x90-0x9F space is reserved for IIO ioctl() calls.
> >
> > Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
> Hi Alex,
>
> Thanks for tidying this up. My bad from a long time ago to not register
> this at the time.
>
> > ---
> > Documentation/userspace-api/ioctl/ioctl-number.rst | 1 +
> > 1 file changed, 1 insertion(+)
> >
> > diff --git a/Documentation/userspace-api/ioctl/ioctl-number.rst b/Documentation/userspace-api/ioctl/ioctl-number.rst
> > index a4c75a28c839..9ebde26b7e32 100644
> > --- a/Documentation/userspace-api/ioctl/ioctl-number.rst
> > +++ b/Documentation/userspace-api/ioctl/ioctl-number.rst
> > @@ -245,6 +245,7 @@ Code Seq# Include File Comments
> > 'i' 00-3F linux/i2o-dev.h conflict!
> > 'i' 0B-1F linux/ipmi.h conflict!
> > 'i' 80-8F linux/i8k.h
> > +'i' 90-9F `uapi/linux/iio/*.h` IIO
>
> I think the uapi/ bit is effectively implicit. I checked a few of them and the
> definitions are in uapi/linux/

ack

>
> > 'j' 00-3F linux/joystick.h
> > 'k' 00-0F linux/spi/spidev.h conflict!
> > 'k' 00-05 video/kyro.h conflict!
>

\
 
 \ /
  Last update: 2021-02-05 08:12    [W:0.076 / U:0.324 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site