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authorH Hartley Sweeten <hsweeten@visionengravers.com>2015-11-18 10:07:24 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-12-21 15:57:40 -0800
commitdb2c830d467db6e10e30729f16401ecd4b6480aa (patch)
tree69c0cd2532a570e0015fca4124b23b528deb3d8d /drivers/staging/comedi/drivers/adv_pci_dio.c
parent86065e4d60a4a961600822654a4e6e2f232eff97 (diff)
downloadop-kernel-dev-db2c830d467db6e10e30729f16401ecd4b6480aa.zip
op-kernel-dev-db2c830d467db6e10e30729f16401ecd4b6480aa.tar.gz
staging: comedi: adv_pci_dio: use common defines for PCI-1739/175[01] registers
These boards use the same offsets for the interrupt control registers. For aesthetics, remove the current defines and use common ones. Fix the switch() in pci_dio_reset() to use common code. Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com> Reviewed-by: Ian Abbott <abbotti@mev.co.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/comedi/drivers/adv_pci_dio.c')
-rw-r--r--drivers/staging/comedi/drivers/adv_pci_dio.c15
1 files changed, 3 insertions, 12 deletions
diff --git a/drivers/staging/comedi/drivers/adv_pci_dio.c b/drivers/staging/comedi/drivers/adv_pci_dio.c
index fae0a0b..c216f39 100644
--- a/drivers/staging/comedi/drivers/adv_pci_dio.c
+++ b/drivers/staging/comedi/drivers/adv_pci_dio.c
@@ -57,17 +57,10 @@ enum hw_cards_id {
#define PCI173X_INT_RF_REG 0x0c /* R/W: falling/rising edge */
#define PCI173X_INT_CLR_REG 0x10 /* R/W: clear */
-/* Advantech PCI-1739U */
-#define PCI1739_ICR 32 /* W: Interrupt control register */
-#define PCI1739_ISR 32 /* R: Interrupt status register */
-
-/* Advantech PCI-1750 */
-#define PCI1750_ICR 32 /* W: Interrupt control register */
-#define PCI1750_ISR 32 /* R: Interrupt status register */
+/* PCI-1739U, PCI-1750, PCI1751 interrupt control registers */
+#define PCI1750_INT_REG 0x20 /* R/W: status/control */
/* Advantech PCI-1751/3/3E */
-#define PCI1751_ICR 32 /* W: Interrupt control register */
-#define PCI1751_ISR 32 /* R: Interrupt status register */
#define PCI1753_ICR0 16 /* R/W: Interrupt control register group 0 */
#define PCI1753_ICR1 17 /* R/W: Interrupt control register group 1 */
#define PCI1753_ICR2 18 /* R/W: Interrupt control register group 2 */
@@ -313,11 +306,9 @@ static int pci_dio_reset(struct comedi_device *dev)
outb(0, dev->iobase + PCI173X_INT_RF_REG);
break;
case TYPE_PCI1739:
- outb(0x88, dev->iobase + PCI1739_ICR);
- break;
case TYPE_PCI1750:
case TYPE_PCI1751:
- outb(0x88, dev->iobase + PCI1750_ICR);
+ outb(0x88, dev->iobase + PCI1750_INT_REG);
break;
case TYPE_PCI1753E:
outb(0x88, dev->iobase + PCI1753E_ICR0);
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