diff options
| author | H Hartley Sweeten <hartleys@visionengravers.com> | 2012-07-18 18:48:27 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-07-19 16:32:56 -0700 |
| commit | 6191a3ff59ed91ed3efd7a4a5fcad0368c199f28 (patch) | |
| tree | 1296c1e714f3d06ba39c32d694f3b1635a495dd8 | |
| parent | 8e2f2384c78a9608b05b91acd4b35a35620acf16 (diff) | |
staging: comedi: cb_pcimdas: remove BADR2 from the private data
The pci resource bar 2 address is the primary i/o address used
by this device. Store it in dev->iobase and remove it from the
private data.
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>
| -rw-r--r-- | drivers/staging/comedi/drivers/cb_pcimdas.c | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/drivers/staging/comedi/drivers/cb_pcimdas.c b/drivers/staging/comedi/drivers/cb_pcimdas.c index c8df680808f7..4312e9b6db05 100644 --- a/drivers/staging/comedi/drivers/cb_pcimdas.c +++ b/drivers/staging/comedi/drivers/cb_pcimdas.c @@ -57,7 +57,6 @@ See http://www.mccdaq.com/PDFs/Manuals/pcim-das1602-16.pdf for more details. /* sizes of io regions (bytes) */ #define BADR0_SIZE 2 /* ?? */ -#define BADR2_SIZE 6 #define BADR3_SIZE 16 /* DAC Offsets */ @@ -137,7 +136,6 @@ struct cb_pcimdas_private { /* base addresses */ unsigned long BADR0; - unsigned long BADR2; unsigned long BADR3; /* Used for AO readback */ @@ -233,7 +231,7 @@ static int cb_pcimdas_attach(struct comedi_device *dev, } devpriv->BADR0 = pci_resource_start(devpriv->pci_dev, 0); - devpriv->BADR2 = pci_resource_start(devpriv->pci_dev, 2); + dev->iobase = pci_resource_start(devpriv->pci_dev, 2); devpriv->BADR3 = pci_resource_start(devpriv->pci_dev, 3); iobase_8255 = pci_resource_start(devpriv->pci_dev, 4); @@ -344,7 +342,7 @@ static int cb_pcimdas_ai_rinsn(struct comedi_device *dev, /* convert n samples */ for (n = 0; n < insn->n; n++) { /* trigger conversion */ - outw(0, devpriv->BADR2 + 0); + outw(0, dev->iobase + 0); #define TIMEOUT 1000 /* typically takes 5 loops on a lightly loaded Pentium 100MHz, */ /* this is likely to be 100 loops on a 2GHz machine, so set 1000 as the limit. */ @@ -360,7 +358,7 @@ static int cb_pcimdas_ai_rinsn(struct comedi_device *dev, return -ETIMEDOUT; } /* read data */ - d = inw(devpriv->BADR2 + 0); + d = inw(dev->iobase + 0); /* mangle the data as necessary */ /* d ^= 1<<(thisboard->ai_bits-1); // 16 bit data from ADC, so no mangle needed. */ @@ -384,10 +382,10 @@ static int cb_pcimdas_ao_winsn(struct comedi_device *dev, for (i = 0; i < insn->n; i++) { switch (chan) { case 0: - outw(data[i] & 0x0FFF, devpriv->BADR2 + DAC0_OFFSET); + outw(data[i] & 0x0FFF, dev->iobase + DAC0_OFFSET); break; case 1: - outw(data[i] & 0x0FFF, devpriv->BADR2 + DAC1_OFFSET); + outw(data[i] & 0x0FFF, dev->iobase + DAC1_OFFSET); break; default: return -1; |