evie/android_kernel_oneplus_msm8998
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

staging: comedi: rti800: remove interrupt code

Browse source 
Interrupts are not enabled, or used, in this driver. Remove the
{request,free}_irq() as well as the dummy interrupt function.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
H Hartley Sweeten 2013-04-08 18:16:03 -07:00 • committed by Greg Kroah-Hartman
parent 7b2234df5e
commit c5eb6eadec
1 changed files with 1 additions and 18 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

19
drivers/staging/comedi/drivers/rti800.c
View file

@ -30,7 +30,7 @@ Devices: [Analog Devices] RTI-800 (rti800), RTI-815 (rti815)
Configuration options:
[0] - I/O port base address
[1] - IRQ
[1] - IRQ (not supported / unused)
[2] - A/D reference
0 = differential
1 = pseudodifferential (common)
@ -161,11 +161,6 @@ struct rti800_private {
#define RTI800_TIMEOUT 100
static irqreturn_t rti800_interrupt(int irq, void *dev)
{
return IRQ_HANDLED;
}
/* settling delay times in usec for different gains */
static const int gaindelay[] = { 10, 20, 40, 80 };
@ -303,7 +298,6 @@ static int rti800_attach(struct comedi_device *dev, struct comedi_devconfig *it)
{
const struct rti800_board *board = comedi_board(dev);
struct rti800_private *devpriv;
unsigned int irq;
unsigned long iobase;
int ret;
struct comedi_subdevice *s;
@ -317,15 +311,6 @@ static int rti800_attach(struct comedi_device *dev, struct comedi_devconfig *it)
inb(dev->iobase + RTI800_ADCHI);
outb(0, dev->iobase + RTI800_CLRFLAGS);
irq = it->options[1];
if (irq) {
ret = request_irq(irq, rti800_interrupt, 0, dev->board_name,
dev);
if (ret < 0)
return ret;
dev->irq = irq;
}
ret = comedi_alloc_subdevices(dev, 4);
if (ret)
return ret;
@ -425,8 +410,6 @@ static void rti800_detach(struct comedi_device *dev)
{
if (dev->iobase)
release_region(dev->iobase, RTI800_SIZE);
if (dev->irq)
free_irq(dev->irq, dev);
}
static struct comedi_driver rti800_driver = {