diff options
author | Jonathan Cameron <jic23@cam.ac.uk> | 2011-12-05 22:18:13 (GMT) |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-12-08 20:08:29 (GMT) |
commit | 3771a0a88bd28cbf58e7e7dec3abb704ab61f5ec (patch) | |
tree | 631f17601e7c9c19d50ddd5cc415a7b1434c7245 /drivers | |
parent | c15c4f1dea101f14f54ee081f07dbdaf4fa74e19 (diff) | |
download | linux-3771a0a88bd28cbf58e7e7dec3abb704ab61f5ec.tar.xz |
staging:iio: remove userspace access to bytes per datum.
There are no known reasons why userspace should want this value.
It can be established from the buffer description anyway.
Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/staging/iio/buffer.h | 9 | ||||
-rw-r--r-- | drivers/staging/iio/industrialio-buffer.c | 15 | ||||
-rw-r--r-- | drivers/staging/iio/kfifo_buf.c | 2 | ||||
-rw-r--r-- | drivers/staging/iio/ring_sw.c | 2 |
4 files changed, 0 insertions, 28 deletions
diff --git a/drivers/staging/iio/buffer.h b/drivers/staging/iio/buffer.h index 97d59d9..9171735 100644 --- a/drivers/staging/iio/buffer.h +++ b/drivers/staging/iio/buffer.h @@ -193,12 +193,6 @@ ssize_t iio_buffer_write_length(struct device *dev, const char *buf, size_t len); /** - * iio_buffer_read_bytes_per_datum() - attr for number of bytes in whole datum - **/ -ssize_t iio_buffer_read_bytes_per_datum(struct device *dev, - struct device_attribute *attr, - char *buf); -/** * iio_buffer_store_enable() - attr to turn the buffer on **/ ssize_t iio_buffer_store_enable(struct device *dev, @@ -214,9 +208,6 @@ ssize_t iio_buffer_show_enable(struct device *dev, #define IIO_BUFFER_LENGTH_ATTR DEVICE_ATTR(length, S_IRUGO | S_IWUSR, \ iio_buffer_read_length, \ iio_buffer_write_length) -#define IIO_BUFFER_BYTES_PER_DATUM_ATTR \ - DEVICE_ATTR(bytes_per_datum, S_IRUGO | S_IWUSR, \ - iio_buffer_read_bytes_per_datum, NULL) #define IIO_BUFFER_ENABLE_ATTR DEVICE_ATTR(enable, S_IRUGO | S_IWUSR, \ iio_buffer_show_enable, \ diff --git a/drivers/staging/iio/industrialio-buffer.c b/drivers/staging/iio/industrialio-buffer.c index ff14f12..fb6ad39 100644 --- a/drivers/staging/iio/industrialio-buffer.c +++ b/drivers/staging/iio/industrialio-buffer.c @@ -408,21 +408,6 @@ ssize_t iio_buffer_write_length(struct device *dev, } EXPORT_SYMBOL(iio_buffer_write_length); -ssize_t iio_buffer_read_bytes_per_datum(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct iio_dev *indio_dev = dev_get_drvdata(dev); - struct iio_buffer *buffer = indio_dev->buffer; - - if (buffer->access->get_bytes_per_datum) - return sprintf(buf, "%d\n", - buffer->access->get_bytes_per_datum(buffer)); - - return 0; -} -EXPORT_SYMBOL(iio_buffer_read_bytes_per_datum); - ssize_t iio_buffer_store_enable(struct device *dev, struct device_attribute *attr, const char *buf, diff --git a/drivers/staging/iio/kfifo_buf.c b/drivers/staging/iio/kfifo_buf.c index fd98a0e..fb3b7ae 100644 --- a/drivers/staging/iio/kfifo_buf.c +++ b/drivers/staging/iio/kfifo_buf.c @@ -75,12 +75,10 @@ static inline void __iio_init_kfifo(struct iio_kfifo *kf) } static IIO_BUFFER_ENABLE_ATTR; -static IIO_BUFFER_BYTES_PER_DATUM_ATTR; static IIO_BUFFER_LENGTH_ATTR; static struct attribute *iio_kfifo_attributes[] = { &dev_attr_length.attr, - &dev_attr_bytes_per_datum.attr, &dev_attr_enable.attr, NULL, }; diff --git a/drivers/staging/iio/ring_sw.c b/drivers/staging/iio/ring_sw.c index 66a34ad..98fe819 100644 --- a/drivers/staging/iio/ring_sw.c +++ b/drivers/staging/iio/ring_sw.c @@ -393,13 +393,11 @@ static int iio_mark_update_needed_sw_rb(struct iio_buffer *r) } static IIO_BUFFER_ENABLE_ATTR; -static IIO_BUFFER_BYTES_PER_DATUM_ATTR; static IIO_BUFFER_LENGTH_ATTR; /* Standard set of ring buffer attributes */ static struct attribute *iio_ring_attributes[] = { &dev_attr_length.attr, - &dev_attr_bytes_per_datum.attr, &dev_attr_enable.attr, NULL, }; |