From: Jonathan Cameron <jic23@kernel.org>
To: Lars-Peter Clausen <lars@metafoo.de>
Cc: Jonathan Cameron <jic23@cam.ac.uk>, linux-iio@vger.kernel.org
Subject: Re: [PATCH 1/2] iio: Add iio_device_get()
Date: Sun, 27 May 2012 21:10:49 +0100 [thread overview]
Message-ID: <4FC28A49.1060205@kernel.org> (raw)
In-Reply-To: <4FBFB365.2020209@metafoo.de>
On 05/25/2012 05:29 PM, Lars-Peter Clausen wrote:
> On 05/21/2012 10:21 AM, Lars-Peter Clausen wrote:
>> This patch add the iio_device_get() function, which increases the reference
>> count of a iio device. The matching function to decrease the reference count -
>> iio_device_put() - already exists.
>>
>> Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
>
> Hi Jonathan,
>
> Are you OK with these two patches?
Sorry, was a somewhat mad week..
Acked-by: Jonathan Cameron <jic23@kernel.org>
for both of them.
>
> Thanks,
> - Lars
>
>> ---
>> include/linux/iio/iio.h | 11 +++++++++++
>> 1 file changed, 11 insertions(+)
>>
>> diff --git a/include/linux/iio/iio.h b/include/linux/iio/iio.h
>> index 3a4f6a3..3238fa3 100644
>> --- a/include/linux/iio/iio.h
>> +++ b/include/linux/iio/iio.h
>> @@ -438,6 +438,17 @@ static inline struct iio_dev *dev_to_iio_dev(struct device *dev)
>> return container_of(dev, struct iio_dev, dev);
>> }
>>
>> +/**
>> + * iio_device_get() - increment reference count for the device
>> + * @indio_dev: IIO device structure
>> + *
>> + * Returns: The passed IIO device
>> + **/
>> +static inline struct iio_dev *iio_device_get(struct iio_dev *indio_dev)
>> +{
>> + return indio_dev ? dev_to_iio_dev(get_device(&indio_dev->dev)) : NULL;
>> +}
>> +
>> /* Can we make this smaller? */
>> #define IIO_ALIGN L1_CACHE_BYTES
>> /**
>
next prev parent reply other threads:[~2012-05-27 20:10 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-21 8:21 [PATCH 1/2] iio: Add iio_device_get() Lars-Peter Clausen
2012-05-21 8:21 ` [PATCH 2/2] iio:inkern: Use iio_device_{get,put} Lars-Peter Clausen
2012-05-25 16:29 ` [PATCH 1/2] iio: Add iio_device_get() Lars-Peter Clausen
2012-05-27 20:10 ` Jonathan Cameron [this message]
2012-05-29 7:41 ` Lars-Peter Clausen
2012-05-29 7:44 ` Jonathan Cameron
-- strict thread matches above, loose matches on Subject: below --
2012-06-04 8:50 Lars-Peter Clausen
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