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staging: comedi: comedi_buf: remove export of comedi_read_array_from_buffer()

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This function is only used internally. Remove the export.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
H Hartley Sweeten
2014-10-22 14:36:40 -07:00
committed by Greg Kroah-Hartman
parent 65ad7c89aa
commit 2b3e13b860
2 changed files with 3 additions and 16 deletions
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17
drivers/staging/comedi/comedi_buf.c
View File

@@ -549,19 +549,9 @@ unsigned int comedi_write_array_to_buffer(struct comedi_subdevice *s,
}
EXPORT_SYMBOL_GPL(comedi_write_array_to_buffer);
/**
* comedi_read_array_from_buffer - read data from comedi buffer
* @s: comedi_subdevice struct
* @data: destination
* @num_bytes: number of bytes to read
*
* Reads up to num_bytes bytes of data from the comedi buffer associated with
* the subdevice, marks it as read and updates the acquisition scan progress.
*
* Returns the amount of data read in bytes.
*/
unsigned int comedi_read_array_from_buffer(struct comedi_subdevice *s,
void *data, unsigned int num_bytes)
static unsigned int comedi_read_array_from_buffer(struct comedi_subdevice *s,
void *data,
unsigned int num_bytes)
{
if (num_bytes == 0)
return 0;
@@ -574,7 +564,6 @@ unsigned int comedi_read_array_from_buffer(struct comedi_subdevice *s,
return num_bytes;
}
EXPORT_SYMBOL_GPL(comedi_read_array_from_buffer);
/**
* comedi_buf_read_samples - read sample data from comedi buffer

2
drivers/staging/comedi/comedidev.h
View File

@@ -451,8 +451,6 @@ void comedi_buf_memcpy_from(struct comedi_subdevice *s, unsigned int offset,
unsigned int comedi_write_array_to_buffer(struct comedi_subdevice *s,
const void *data,
unsigned int num_bytes);
unsigned int comedi_read_array_from_buffer(struct comedi_subdevice *s,
void *data, unsigned int num_bytes);
unsigned int comedi_buf_read_samples(struct comedi_subdevice *s,
void *data, unsigned int nsamples);