Remove the unnecessary comment. Only the last data value written needs to be cached for readback.
Signed-off-by: H Hartley Sweeten <[email protected]> Cc: Ian Abbott <[email protected]> Cc: Greg Kroah-Hartman <[email protected]> --- drivers/staging/comedi/drivers/adl_pci9111.c | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) diff --git a/drivers/staging/comedi/drivers/adl_pci9111.c b/drivers/staging/comedi/drivers/adl_pci9111.c index d5226a8..10f1b87 100644 --- a/drivers/staging/comedi/drivers/adl_pci9111.c +++ b/drivers/staging/comedi/drivers/adl_pci9111.c @@ -1035,22 +1035,22 @@ conversion_done: return i; } -/* Analog instant output */ - -static int -pci9111_ao_insn_write(struct comedi_device *dev, - struct comedi_subdevice *s, struct comedi_insn *insn, - unsigned int *data) +static int pci9111_ao_insn_write(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, + unsigned int *data) { struct pci9111_private_data *dev_private = dev->private; + unsigned int val = 0; int i; for (i = 0; i < insn->n; i++) { - outw(data[i], dev->iobase + PCI9111_AO_REG); - dev_private->ao_readback = data[i]; + val = data[i]; + outw(val, dev->iobase + PCI9111_AO_REG); } + dev_private->ao_readback = val; - return i; + return insn->n; } static int pci9111_ao_insn_read(struct comedi_device *dev, -- 1.7.11 _______________________________________________ devel mailing list [email protected] http://driverdev.linuxdriverproject.org/mailman/listinfo/devel
