diff options
Diffstat (limited to 'drivers/staging/comedi/kcomedilib/get.c')
-rw-r--r-- | drivers/staging/comedi/kcomedilib/get.c | 293 |
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; -} |