diff options
| author | H Hartley Sweeten <hsweeten@visionengravers.com> | 2014-03-08 00:31:27 (GMT) |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-03-17 20:55:53 (GMT) |
| commit | def69d7f8228625626936dd9b75566a1566d7f9f (patch) | |
| tree | f4c6fa7a6e34c056e9aee512eafdf04d4feb983c /drivers | |
| parent | 12d6dda6b90e24e472c3dc2bbc089cfbeb75e830 (diff) | |
| download | linux-def69d7f8228625626936dd9b75566a1566d7f9f.tar.xz | |
staging: comedi: adl_pci9118: use cfc_handle_events()
Use the comedi_fc helper function to automatically call the subdevice
(*cancel) function when needed and call comedi_event().
In the Kconfig, COMEDI_ADL_PCI9118 already selects COMEDI_FC.
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')
| -rw-r--r-- | drivers/staging/comedi/drivers/adl_pci9118.c | 35 |
1 files changed, 14 insertions, 21 deletions
diff --git a/drivers/staging/comedi/drivers/adl_pci9118.c b/drivers/staging/comedi/drivers/adl_pci9118.c index 6ca6c42..980ce49 100644 --- a/drivers/staging/comedi/drivers/adl_pci9118.c +++ b/drivers/staging/comedi/drivers/adl_pci9118.c @@ -919,8 +919,7 @@ static char pci9118_decode_error_status(struct comedi_device *dev, } if (m & devpriv->ai_maskharderr) { s->async->events |= COMEDI_CB_ERROR | COMEDI_CB_EOA; - pci9118_ai_cancel(dev, s); - comedi_event(dev, s); + cfc_handle_events(dev, s); return 1; } @@ -973,8 +972,7 @@ static void interrupt_pci9118_ai_onesample(struct comedi_device *dev, sampl & 0x000f, devpriv->chanlist[s->async->cur_chan]); s->async->events |= COMEDI_CB_ERROR | COMEDI_CB_EOA; - pci9118_ai_cancel(dev, s); - comedi_event(dev, s); + cfc_handle_events(dev, s); return; } } @@ -985,16 +983,14 @@ static void interrupt_pci9118_ai_onesample(struct comedi_device *dev, /* one scan done */ s->async->cur_chan %= devpriv->ai_n_scanlen; devpriv->ai_act_scan++; - if (!(devpriv->ai_neverending)) - if (devpriv->ai_act_scan >= devpriv->ai_scans) { - /* all data sampled */ - pci9118_ai_cancel(dev, s); + if (!devpriv->ai_neverending) { + /* all data sampled? */ + if (devpriv->ai_act_scan >= devpriv->ai_scans) s->async->events |= COMEDI_CB_EOA; - } + } } - if (s->async->events) - comedi_event(dev, s); + cfc_handle_events(dev, s); } static void interrupt_pci9118_ai_dma(struct comedi_device *dev, @@ -1009,16 +1005,14 @@ static void interrupt_pci9118_ai_dma(struct comedi_device *dev, if (int_amcc & MASTER_ABORT_INT) { comedi_error(dev, "AMCC IRQ - MASTER DMA ABORT!"); s->async->events |= COMEDI_CB_ERROR | COMEDI_CB_EOA; - pci9118_ai_cancel(dev, s); - comedi_event(dev, s); + cfc_handle_events(dev, s); return; } if (int_amcc & TARGET_ABORT_INT) { comedi_error(dev, "AMCC IRQ - TARGET DMA ABORT!"); s->async->events |= COMEDI_CB_ERROR | COMEDI_CB_EOA; - pci9118_ai_cancel(dev, s); - comedi_event(dev, s); + cfc_handle_events(dev, s); return; } if (int_adstat & devpriv->ai_maskerr) @@ -1056,12 +1050,11 @@ static void interrupt_pci9118_ai_dma(struct comedi_device *dev, m = m - sampls; /* m= how many samples was transferred */ } - if (!devpriv->ai_neverending) - if (devpriv->ai_act_scan >= devpriv->ai_scans) { - /* all data sampled */ - pci9118_ai_cancel(dev, s); + if (!devpriv->ai_neverending) { + /* all data sampled? */ + if (devpriv->ai_act_scan >= devpriv->ai_scans) s->async->events |= COMEDI_CB_EOA; - } + } if (devpriv->dma_doublebuf) { /* switch dma buffers */ devpriv->dma_actbuf = 1 - devpriv->dma_actbuf; @@ -1074,7 +1067,7 @@ static void interrupt_pci9118_ai_dma(struct comedi_device *dev, interrupt_pci9118_ai_mode4_switch(dev); } - comedi_event(dev, s); + cfc_handle_events(dev, s); } static irqreturn_t interrupt_pci9118(int irq, void *d) |