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Commit 0ce64e65 authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Greg Kroah-Hartman
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staging: comedi: comedi_buf: remove comedi_buf_put() 



All comedi drivers now use comedi_buf_write_samples() to add the samples to
the async buffer. Remove this unused function.

Signed-off-by: default avatarH Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: default avatarIan Abbott <abbotti@mev.co.uk>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 7dd1b528

drivers/staging/comedi/comedi_buf.c

+0 −15
Original line number Diff line number Diff line
@@ -427,21 +427,6 @@ unsigned int comedi_buf_read_free(struct comedi_subdevice *s, 
}

EXPORT_SYMBOL_GPL(comedi_buf_read_free);



int comedi_buf_put(struct comedi_subdevice *s, unsigned short x)

{

	struct comedi_async *async = s->async;

	unsigned int n = __comedi_buf_write_alloc(s, sizeof(short), 1);



	if (n < sizeof(short)) {

		async->events |= COMEDI_CB_ERROR;

		return 0;

	}

	*(unsigned short *)(async->prealloc_buf + async->buf_write_ptr) = x;

	comedi_buf_write_free(s, sizeof(short));

	return 1;

}

EXPORT_SYMBOL_GPL(comedi_buf_put);



static void comedi_buf_memcpy_to(struct comedi_subdevice *s,

				 const void *data, unsigned int num_bytes)

{

drivers/staging/comedi/comedidev.h

+0 −2
Original line number Diff line number Diff line
@@ -441,8 +441,6 @@ unsigned int comedi_buf_read_n_available(struct comedi_subdevice *s); 
unsigned int comedi_buf_read_alloc(struct comedi_subdevice *s, unsigned int n);

unsigned int comedi_buf_read_free(struct comedi_subdevice *s, unsigned int n);



int comedi_buf_put(struct comedi_subdevice *s, unsigned short x);



unsigned int comedi_write_array_to_buffer(struct comedi_subdevice *s,

					  const void *data,

					  unsigned int num_bytes);