From 2028bdc44353c8be96ae6b05813920d9989b6535 Mon Sep 17 00:00:00 2001 From: H Hartley Sweeten Date: Tue, 9 Apr 2013 16:25:48 -0700 Subject: [PATCH] staging: comedi: ni_atmio16d: use comedi_request_region() Use comedi_request_region() to request the I/O region used by this driver. Remove the noise when the board is first attached as well as the error message when the request_region() fails, comedi_request_reqion() will output the error message if necessary. Signed-off-by: H Hartley Sweeten Cc: Ian Abbott Cc: Greg Kroah-Hartman Signed-off-by: Greg Kroah-Hartman --- drivers/staging/comedi/drivers/ni_atmio16d.c | 15 ++++----------- 1 file changed, 4 insertions(+), 11 deletions(-) diff --git a/drivers/staging/comedi/drivers/ni_atmio16d.c b/drivers/staging/comedi/drivers/ni_atmio16d.c index faf3c37..4bfe6c8d 100644 --- a/drivers/staging/comedi/drivers/ni_atmio16d.c +++ b/drivers/staging/comedi/drivers/ni_atmio16d.c @@ -638,20 +638,13 @@ static int atmio16d_attach(struct comedi_device *dev, { const struct atmio16_board_t *board = comedi_board(dev); struct atmio16d_private *devpriv; + struct comedi_subdevice *s; unsigned int irq; - unsigned long iobase; int ret; - struct comedi_subdevice *s; - - /* make sure the address range is free and allocate it */ - iobase = it->options[0]; - printk(KERN_INFO "comedi%d: atmio16d: 0x%04lx ", dev->minor, iobase); - if (!request_region(iobase, ATMIO16D_SIZE, dev->board_name)) { - printk("I/O port conflict\n"); - return -EIO; - } - dev->iobase = iobase; + ret = comedi_request_region(dev, it->options[0], ATMIO16D_SIZE); + if (ret) + return ret; ret = comedi_alloc_subdevices(dev, 4); if (ret) -- 2.7.4