From: Alexandru Ardelean <ardeleanalex@gmail.com>
To: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: "Alexandru Ardelean" <alexandru.ardelean@analog.com>,
LKML <linux-kernel@vger.kernel.org>,
linux-iio <linux-iio@vger.kernel.org>,
"Lars-Peter Clausen" <lars@metafoo.de>,
"Hennerich, Michael" <Michael.Hennerich@analog.com>,
"Jonathan Cameron" <jic23@kernel.org>,
"Nuno Sá" <nuno.sa@analog.com>,
"Bogdan, Dragos" <dragos.bogdan@analog.com>,
"Rafael J. Wysocki" <rafael@kernel.org>,
"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>
Subject: Re: [PATCH v3 01/11] docs: ioctl-number.rst: reserve IIO subsystem ioctl() space
Date: Fri, 5 Feb 2021 09:08:44 +0200 [thread overview]
Message-ID: <CA+U=DsoDuQOOJm5AM0+CJmj2yB2BeDvpMGMzpzw+66inJjfhzA@mail.gmail.com> (raw)
In-Reply-To: <20210204170655.00001b03@Huawei.com>
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!
>
next prev parent reply other threads:[~2021-02-05 7:12 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-01 14:50 [PATCH v3 00/11] iio: core,buffer: add support for multiple IIO buffers per IIO device Alexandru Ardelean
2021-02-01 14:50 ` [PATCH v3 01/11] docs: ioctl-number.rst: reserve IIO subsystem ioctl() space Alexandru Ardelean
2021-02-04 17:06 ` Jonathan Cameron
2021-02-05 7:08 ` Alexandru Ardelean [this message]
2021-02-01 14:50 ` [PATCH v3 02/11] iio: core: register chardev only if needed Alexandru Ardelean
2021-02-04 17:17 ` Jonathan Cameron
2021-02-01 14:50 ` [PATCH v3 03/11] iio: core-trigger: make iio_device_register_trigger_consumer() an int return Alexandru Ardelean
2021-02-01 14:50 ` [PATCH v3 04/11] iio: core: rework iio device group creation Alexandru Ardelean
2021-02-04 17:32 ` Jonathan Cameron
2021-02-05 7:32 ` Alexandru Ardelean
2021-02-01 14:50 ` [PATCH v3 05/11] iio: buffer: group attr count and attr alloc Alexandru Ardelean
2021-02-04 17:49 ` Jonathan Cameron
2021-02-05 8:12 ` Alexandru Ardelean
2021-02-05 12:33 ` Jonathan Cameron
2021-02-01 14:51 ` [PATCH v3 06/11] iio: core: merge buffer/ & scan_elements/ attributes Alexandru Ardelean
2021-02-01 20:02 ` kernel test robot
2021-02-02 6:07 ` Dan Carpenter
2021-02-03 10:02 ` Andy Shevchenko
2021-02-04 13:41 ` Alexandru Ardelean
2021-02-05 11:07 ` Andy Shevchenko
2021-02-01 14:51 ` [PATCH v3 07/11] iio: add reference to iio buffer on iio_dev_attr Alexandru Ardelean
2021-02-04 18:09 ` Jonathan Cameron
2021-02-05 8:26 ` Alexandru Ardelean
2021-02-01 14:51 ` [PATCH v3 08/11] iio: buffer: wrap all buffer attributes into iio_dev_attr Alexandru Ardelean
2021-02-04 18:23 ` Jonathan Cameron
2021-02-05 9:17 ` Alexandru Ardelean
2021-02-05 12:39 ` Jonathan Cameron
2021-02-05 12:57 ` Alexandru Ardelean
2021-02-06 14:46 ` Jonathan Cameron
2021-02-01 14:51 ` [PATCH v3 09/11] iio: core: wrap iio device & buffer into struct for character devices Alexandru Ardelean
2021-02-01 14:51 ` [PATCH v3 10/11] iio: buffer: introduce support for attaching more IIO buffers Alexandru Ardelean
2021-02-04 18:34 ` Jonathan Cameron
2021-02-05 9:32 ` Alexandru Ardelean
2021-02-01 14:51 ` [PATCH v3 11/11] iio: buffer: add ioctl() to support opening extra buffers for IIO device Alexandru Ardelean
2021-02-04 19:00 ` Jonathan Cameron
2021-02-05 9:51 ` Alexandru Ardelean
2021-02-05 12:44 ` Jonathan Cameron
2021-02-05 12:48 ` Alexandru Ardelean
2021-02-06 14:48 ` Jonathan Cameron
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