Commit 658ebb8c authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Greg Kroah-Hartman

staging: comedi: comedi_fc: rename comedi_subdevice variables

Typically the comedi_subdevice variable is simply named 's'. Rename
the variables in this file.
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 5e733d04
......@@ -22,11 +22,11 @@
#include "comedi_fc.h"
static void increment_scan_progress(struct comedi_subdevice *subd,
static void increment_scan_progress(struct comedi_subdevice *s,
unsigned int num_bytes)
{
struct comedi_async *async = subd->async;
unsigned int scan_length = cfc_bytes_per_scan(subd);
struct comedi_async *async = s->async;
unsigned int scan_length = cfc_bytes_per_scan(s);
async->scan_progress += num_bytes;
if (async->scan_progress >= scan_length) {
......@@ -36,10 +36,10 @@ static void increment_scan_progress(struct comedi_subdevice *subd,
}
/* Writes an array of data points to comedi's buffer */
unsigned int cfc_write_array_to_buffer(struct comedi_subdevice *subd,
unsigned int cfc_write_array_to_buffer(struct comedi_subdevice *s,
void *data, unsigned int num_bytes)
{
struct comedi_async *async = subd->async;
struct comedi_async *async = s->async;
unsigned int retval;
if (num_bytes == 0)
......@@ -47,24 +47,24 @@ unsigned int cfc_write_array_to_buffer(struct comedi_subdevice *subd,
retval = comedi_buf_write_alloc(async, num_bytes);
if (retval != num_bytes) {
dev_warn(subd->device->class_dev, "comedi: buffer overrun\n");
dev_warn(s->device->class_dev, "comedi: buffer overrun\n");
async->events |= COMEDI_CB_OVERFLOW;
return 0;
}
comedi_buf_memcpy_to(async, 0, data, num_bytes);
comedi_buf_write_free(async, num_bytes);
increment_scan_progress(subd, num_bytes);
increment_scan_progress(s, num_bytes);
async->events |= COMEDI_CB_BLOCK;
return num_bytes;
}
EXPORT_SYMBOL_GPL(cfc_write_array_to_buffer);
unsigned int cfc_read_array_from_buffer(struct comedi_subdevice *subd,
unsigned int cfc_read_array_from_buffer(struct comedi_subdevice *s,
void *data, unsigned int num_bytes)
{
struct comedi_async *async = subd->async;
struct comedi_async *async = s->async;
if (num_bytes == 0)
return 0;
......@@ -72,7 +72,7 @@ unsigned int cfc_read_array_from_buffer(struct comedi_subdevice *subd,
num_bytes = comedi_buf_read_alloc(async, num_bytes);
comedi_buf_memcpy_from(async, 0, data, num_bytes);
comedi_buf_read_free(async, num_bytes);
increment_scan_progress(subd, num_bytes);
increment_scan_progress(s, num_bytes);
async->events |= COMEDI_CB_BLOCK;
return num_bytes;
......@@ -80,17 +80,17 @@ unsigned int cfc_read_array_from_buffer(struct comedi_subdevice *subd,
EXPORT_SYMBOL_GPL(cfc_read_array_from_buffer);
unsigned int cfc_handle_events(struct comedi_device *dev,
struct comedi_subdevice *subd)
struct comedi_subdevice *s)
{
unsigned int events = subd->async->events;
unsigned int events = s->async->events;
if (events == 0)
return events;
if (events & (COMEDI_CB_EOA | COMEDI_CB_ERROR | COMEDI_CB_OVERFLOW))
subd->cancel(dev, subd);
s->cancel(dev, s);
comedi_event(dev, subd);
comedi_event(dev, s);
return events;
}
......
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