diff options
Diffstat (limited to 'drivers/staging/comedi/comedi_fops.c')
| -rw-r--r-- | drivers/staging/comedi/comedi_fops.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/staging/comedi/comedi_fops.c b/drivers/staging/comedi/comedi_fops.c index fc339c5c50fc..6f269cc35633 100644 --- a/drivers/staging/comedi/comedi_fops.c +++ b/drivers/staging/comedi/comedi_fops.c @@ -44,6 +44,23 @@ #include "comedi_internal.h" /** + * comedi_subdevice "runflags" + * @COMEDI_SRF_RT: DEPRECATED: command is running real-time + * @COMEDI_SRF_ERROR: indicates an COMEDI_CB_ERROR event has occurred + * since the last command was started + * @COMEDI_SRF_RUNNING: command is running + * @COMEDI_SRF_FREE_SPRIV: free s->private on detach + * + * @COMEDI_SRF_BUSY_MASK: runflags that indicate the subdevice is "busy" + */ +#define COMEDI_SRF_RT BIT(1) +#define COMEDI_SRF_ERROR BIT(2) +#define COMEDI_SRF_RUNNING BIT(27) +#define COMEDI_SRF_FREE_SPRIV BIT(31) + +#define COMEDI_SRF_BUSY_MASK (COMEDI_SRF_ERROR | COMEDI_SRF_RUNNING) + +/** * struct comedi_file - per-file private data for comedi device * @dev: comedi_device struct * @read_subdev: current "read" subdevice |