Signed-off-by: H Hartley Sweeten <[email protected]>
Cc: Ian Abbott <[email protected]>
Cc: Greg Kroah-Hartman <[email protected]>
---
drivers/staging/comedi/drivers/adl_pci9118.c | 26 ++++----------------------
1 file changed, 4 insertions(+), 22 deletions(-)
diff --git a/drivers/staging/comedi/drivers/adl_pci9118.c
b/drivers/staging/comedi/drivers/adl_pci9118.c
index 5743960..1fb6370 100644
--- a/drivers/staging/comedi/drivers/adl_pci9118.c
+++ b/drivers/staging/comedi/drivers/adl_pci9118.c
@@ -523,15 +523,9 @@ static int pci9118_insn_read_ai(struct comedi_device *dev,
*/
pci9118_ai_set_range_aref(dev, s, insn->chanspec);
+ /* set default config (disable burst and triggers) */
devpriv->ai_cfg = PCI9118_AI_CFG_PDTRG | PCI9118_AI_CFG_PETRG;
outl(devpriv->ai_cfg, dev->iobase + PCI9118_AI_CFG_REG);
- /*
- * positive triggers, no S&H,
- * no burst, burst stop,
- * no post trigger,
- * no about trigger,
- * trigger stop
- */
if (!setup_channel_list(dev, s, 1, &insn->chanspec, 0, 0, 0, 0))
return -EINVAL;
@@ -714,20 +708,12 @@ static int pci9118_ai_cancel(struct comedi_device *dev,
pci9118_amcc_dma_ena(dev, false);
pci9118_exttrg_del(dev, EXTTRG_AI);
pci9118_start_pacer(dev, 0); /* stop 8254 counters */
+ /* set default config (disable burst and triggers) */
devpriv->ai_cfg = PCI9118_AI_CFG_PDTRG | PCI9118_AI_CFG_PETRG;
outl(devpriv->ai_cfg, dev->iobase + PCI9118_AI_CFG_REG);
- /*
- * positive triggers, no S&H, no burst,
- * burst stop, no post trigger,
- * no about trigger, trigger stop
- */
+ /* reset acqusition control */
devpriv->ai_ctrl = 0;
outl(devpriv->ai_ctrl, dev->iobase + PCI9118_AI_CTRL_REG);
- /*
- * bipolar, S.E., use 8254, stop 8354,
- * internal trigger, soft trigger,
- * disable INT and DMA
- */
outl(0, dev->iobase + PCI9118_AI_BURST_NUM_REG);
/* reset scan queue */
outl(1, dev->iobase + PCI9118_AI_AUTOSCAN_MODE_REG);
@@ -1592,12 +1578,8 @@ static int pci9118_ai_cmd(struct comedi_device *dev,
struct comedi_subdevice *s)
pci9118_start_pacer(dev, -1); /* stop pacer */
+ /* set default config (disable burst and triggers) */
devpriv->ai_cfg = PCI9118_AI_CFG_PDTRG | PCI9118_AI_CFG_PETRG;
- /*
- * positive triggers, no S&H, no burst,
- * burst stop, no post trigger,
- * no about trigger, trigger stop
- */
outl(devpriv->ai_cfg, dev->iobase + PCI9118_AI_CFG_REG);
udelay(1);
pci9118_ai_reset_fifo(dev);
--
2.0.3
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