Use the comedi_fc helper function to automatically call the subdevice (*cancel) function when needed and call comedi_event().
Update the Kconfig so that COMEDI_PCL812 selects COMEDI_FC. Signed-off-by: H Hartley Sweeten <hswee...@visionengravers.com> Cc: Ian Abbott <abbo...@mev.co.uk> Cc: Greg Kroah-Hartman <gre...@linuxfoundation.org> --- drivers/staging/comedi/Kconfig | 1 + drivers/staging/comedi/drivers/pcl812.c | 4 +--- 2 files changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/staging/comedi/Kconfig b/drivers/staging/comedi/Kconfig index 8076734..627c67b 100644 --- a/drivers/staging/comedi/Kconfig +++ b/drivers/staging/comedi/Kconfig @@ -177,6 +177,7 @@ config COMEDI_PCL730 config COMEDI_PCL812 tristate "Advantech PCL-812/813 and ADlink ACL-8112/8113/8113/8216" depends on VIRT_TO_BUS && ISA_DMA_API + select COMEDI_FC ---help--- Enable support for Advantech PCL-812/PG, PCL-813/B, ADLink ACL-8112DG/HG/PG, ACL-8113, ACL-8216, ICP DAS A-821PGH/PGL/PGL-NDA, diff --git a/drivers/staging/comedi/drivers/pcl812.c b/drivers/staging/comedi/drivers/pcl812.c index 5436cd9..160eac8 100644 --- a/drivers/staging/comedi/drivers/pcl812.c +++ b/drivers/staging/comedi/drivers/pcl812.c @@ -863,7 +863,6 @@ static bool pcl812_ai_next_chan(struct comedi_device *dev, if (cmd->stop_src == TRIG_COUNT && devpriv->ai_act_scan >= cmd->stop_arg) { /* all data sampled */ - s->cancel(dev, s); s->async->events |= COMEDI_CB_EOA; return false; } @@ -879,7 +878,6 @@ static void pcl812_handle_eoc(struct comedi_device *dev, if (pcl812_ai_eoc(dev, s, NULL, 0)) { dev_dbg(dev->class_dev, "A/D cmd IRQ without DRDY!\n"); - s->cancel(dev, s); s->async->events |= COMEDI_CB_EOA | COMEDI_CB_ERROR; return; } @@ -948,7 +946,7 @@ static irqreturn_t pcl812_interrupt(int irq, void *d) pcl812_ai_clear_eoc(dev); - comedi_event(dev, s); + cfc_handle_events(dev, s); return IRQ_HANDLED; } -- 1.8.5.2 _______________________________________________ devel mailing list de...@linuxdriverproject.org http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel