summaryrefslogtreecommitdiff
path: root/drivers/staging/comedi/kcomedilib/get.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/staging/comedi/kcomedilib/get.c')
-rw-r--r--drivers/staging/comedi/kcomedilib/get.c293
1 files changed, 0 insertions, 293 deletions
diff --git a/drivers/staging/comedi/kcomedilib/get.c b/drivers/staging/comedi/kcomedilib/get.c
deleted file mode 100644
index 6d8418715253..000000000000
--- a/drivers/staging/comedi/kcomedilib/get.c
+++ /dev/null
@@ -1,293 +0,0 @@
-/*
- kcomedilib/get.c
- a comedlib interface for kernel modules
-
- COMEDI - Linux Control and Measurement Device Interface
- Copyright (C) 1997-2000 David A. Schleef <ds@schleef.org>
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-
-*/
-
-#define __NO_VERSION__
-#include "../comedi.h"
-#include "../comedilib.h"
-#include "../comedidev.h"
-
-int comedi_get_n_subdevices(void *d)
-{
- struct comedi_device *dev = (struct comedi_device *)d;
-
- return dev->n_subdevices;
-}
-
-int comedi_get_version_code(void *d)
-{
- return COMEDI_VERSION_CODE;
-}
-
-const char *comedi_get_driver_name(void *d)
-{
- struct comedi_device *dev = (struct comedi_device *)d;
-
- return dev->driver->driver_name;
-}
-
-const char *comedi_get_board_name(void *d)
-{
- struct comedi_device *dev = (struct comedi_device *)d;
-
- return dev->board_name;
-}
-
-int comedi_get_subdevice_type(void *d, unsigned int subdevice)
-{
- struct comedi_device *dev = (struct comedi_device *)d;
- struct comedi_subdevice *s = dev->subdevices + subdevice;
-
- return s->type;
-}
-
-unsigned int comedi_get_subdevice_flags(void *d, unsigned int subdevice)
-{
- struct comedi_device *dev = (struct comedi_device *)d;
- struct comedi_subdevice *s = dev->subdevices + subdevice;
-
- return s->subdev_flags;
-}
-
-int comedi_find_subdevice_by_type(void *d, int type, unsigned int subd)
-{
- struct comedi_device *dev = (struct comedi_device *)d;
-
- if (subd > dev->n_subdevices)
- return -ENODEV;
-
- for (; subd < dev->n_subdevices; subd++) {
- if (dev->subdevices[subd].type == type)
- return subd;
- }
- return -1;
-}
-
-int comedi_get_n_channels(void *d, unsigned int subdevice)
-{
- struct comedi_device *dev = (struct comedi_device *)d;
- struct comedi_subdevice *s = dev->subdevices + subdevice;
-
- return s->n_chan;
-}
-
-int comedi_get_len_chanlist(void *d, unsigned int subdevice)
-{
- struct comedi_device *dev = (struct comedi_device *)d;
- struct comedi_subdevice *s = dev->subdevices + subdevice;
-
- return s->len_chanlist;
-}
-
-unsigned int comedi_get_maxdata(void *d, unsigned int subdevice,
- unsigned int chan)
-{
- struct comedi_device *dev = (struct comedi_device *)d;
- struct comedi_subdevice *s = dev->subdevices + subdevice;
-
- if (s->maxdata_list)
- return s->maxdata_list[chan];
-
- return s->maxdata;
-}
-
-#ifdef KCOMEDILIB_DEPRECATED
-int comedi_get_rangetype(void *d, unsigned int subdevice, unsigned int chan)
-{
- struct comedi_device *dev = (struct comedi_device *)d;
- struct comedi_subdevice *s = dev->subdevices + subdevice;
- int ret;
-
- if (s->range_table_list) {
- ret = s->range_table_list[chan]->length;
- } else {
- ret = s->range_table->length;
- }
-
- ret = ret | (dev->minor << 28) | (subdevice << 24) | (chan << 16);
-
- return ret;
-}
-#endif
-
-int comedi_get_n_ranges(void *d, unsigned int subdevice, unsigned int chan)
-{
- struct comedi_device *dev = (struct comedi_device *)d;
- struct comedi_subdevice *s = dev->subdevices + subdevice;
- int ret;
-
- if (s->range_table_list) {
- ret = s->range_table_list[chan]->length;
- } else {
- ret = s->range_table->length;
- }
-
- return ret;
-}
-
-/*
- * ALPHA (non-portable)
-*/
-int comedi_get_krange(void *d, unsigned int subdevice, unsigned int chan,
- unsigned int range, struct comedi_krange *krange)
-{
- struct comedi_device *dev = (struct comedi_device *)d;
- struct comedi_subdevice *s = dev->subdevices + subdevice;
- const struct comedi_lrange *lr;
-
- if (s->range_table_list) {
- lr = s->range_table_list[chan];
- } else {
- lr = s->range_table;
- }
- if (range >= lr->length)
- return -EINVAL;
-
- memcpy(krange, lr->range + range, sizeof(struct comedi_krange));
-
- return 0;
-}
-
-/*
- * ALPHA (may be renamed)
-*/
-unsigned int comedi_get_buf_head_pos(void *d, unsigned int subdevice)
-{
- struct comedi_device *dev = (struct comedi_device *)d;
- struct comedi_subdevice *s = dev->subdevices + subdevice;
- struct comedi_async *async;
-
- async = s->async;
- if (async == NULL)
- return 0;
-
- return async->buf_write_count;
-}
-
-int comedi_get_buffer_contents(void *d, unsigned int subdevice)
-{
- struct comedi_device *dev = (struct comedi_device *)d;
- struct comedi_subdevice *s = dev->subdevices + subdevice;
- struct comedi_async *async;
- unsigned int num_bytes;
-
- if (subdevice >= dev->n_subdevices)
- return -1;
- async = s->async;
- if (async == NULL)
- return 0;
- num_bytes = comedi_buf_read_n_available(s->async);
- return num_bytes;
-}
-
-/*
- * ALPHA
-*/
-int comedi_set_user_int_count(void *d, unsigned int subdevice,
- unsigned int buf_user_count)
-{
- struct comedi_device *dev = (struct comedi_device *)d;
- struct comedi_subdevice *s = dev->subdevices + subdevice;
- struct comedi_async *async;
- int num_bytes;
-
- async = s->async;
- if (async == NULL)
- return -1;
-
- num_bytes = buf_user_count - async->buf_read_count;
- if (num_bytes < 0)
- return -1;
- comedi_buf_read_alloc(async, num_bytes);
- comedi_buf_read_free(async, num_bytes);
-
- return 0;
-}
-
-int comedi_mark_buffer_read(void *d, unsigned int subdevice,
- unsigned int num_bytes)
-{
- struct comedi_device *dev = (struct comedi_device *)d;
- struct comedi_subdevice *s = dev->subdevices + subdevice;
- struct comedi_async *async;
-
- if (subdevice >= dev->n_subdevices)
- return -1;
- async = s->async;
- if (async == NULL)
- return -1;
-
- comedi_buf_read_alloc(async, num_bytes);
- comedi_buf_read_free(async, num_bytes);
-
- return 0;
-}
-
-int comedi_mark_buffer_written(void *d, unsigned int subdevice,
- unsigned int num_bytes)
-{
- struct comedi_device *dev = (struct comedi_device *)d;
- struct comedi_subdevice *s = dev->subdevices + subdevice;
- struct comedi_async *async;
- int bytes_written;
-
- if (subdevice >= dev->n_subdevices)
- return -1;
- async = s->async;
- if (async == NULL)
- return -1;
- bytes_written = comedi_buf_write_alloc(async, num_bytes);
- comedi_buf_write_free(async, bytes_written);
- if (bytes_written != num_bytes)
- return -1;
- return 0;
-}
-
-int comedi_get_buffer_size(void *d, unsigned int subdev)
-{
- struct comedi_device *dev = (struct comedi_device *)d;
- struct comedi_subdevice *s = dev->subdevices + subdev;
- struct comedi_async *async;
-
- if (subdev >= dev->n_subdevices)
- return -1;
- async = s->async;
- if (async == NULL)
- return 0;
-
- return async->prealloc_bufsz;
-}
-
-int comedi_get_buffer_offset(void *d, unsigned int subdevice)
-{
- struct comedi_device *dev = (struct comedi_device *)d;
- struct comedi_subdevice *s = dev->subdevices + subdevice;
- struct comedi_async *async;
-
- if (subdevice >= dev->n_subdevices)
- return -1;
- async = s->async;
- if (async == NULL)
- return 0;
-
- return async->buf_read_ptr;
-}
generated by cgit v1.2.3 (git 2.0.4) at 2024-05-23 09:47:07 +0000