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| author |   H Hartley Sweeten <hsweeten@visionengravers.com> | 2014-10-13 09:56:08 -0700 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-10-29 15:47:11 +0800 |
| commit | 781f933c151ee47e3cc1c8ef5491db23f1b61c9a (patch) | |
| tree | 00503549f0cf61908ee7fe60038179c306333976 /drivers/staging/comedi/drivers.c | |
| parent | staging: comedi: comedidev.h: don't expose COMEDI_CB_* defines to userspace (diff) | |
| download | linux-dev-781f933c151ee47e3cc1c8ef5491db23f1b61c9a.tar.xz linux-dev-781f933c151ee47e3cc1c8ef5491db23f1b61c9a.zip | |
staging: comedi: comedidev.h: clarify async->event error/cancel detection
Introduce COMEDI_CB_ERROR_MASK and COMEDI_CB_CANCEL_MASK to clarify the
async->events that indicate errors and cancel an async command.
Use the new defines to tidy up and clarify the code.
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/comedi/drivers.c')
| -rw-r--r-- | drivers/staging/comedi/drivers.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/staging/comedi/drivers.c b/drivers/staging/comedi/drivers.c index 859b722188cc..ff2df8587eca 100644 --- a/drivers/staging/comedi/drivers.c +++ b/drivers/staging/comedi/drivers.c @@ -375,7 +375,7 @@ unsigned int comedi_handle_events(struct comedi_device *dev, if (events == 0) return events; - if (events & (COMEDI_CB_EOA | COMEDI_CB_ERROR | COMEDI_CB_OVERFLOW)) + if (events & COMEDI_CB_CANCEL_MASK) s->cancel(dev, s); comedi_event(dev, s); |