staging: comedi: drivers: remove unnecessary *_{IO, MEM}SIZE defines

Some of the legacy comedi drivers have a *_{IO,MEM}SIZE define that is
only passed to comedi_request_region() to specify the size of the region.

For aesthetics, remove these defines.
Signed-off-by: NH Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: NIan Abbott <abbotti@mev.co.uk>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/comedi/drivers/dmm32at.c

@@ -40,9 +40,6 @@ Configuration Options:
 #include "comedi_fc.h"
 
 /* Board register addresses */
-
-#define DMM32AT_MEMSIZE 0x10
-
 #define DMM32AT_CONV 0x00
 #define DMM32AT_AILSB 0x00
 #define DMM32AT_AUXDOUT 0x01
@@ -684,7 +681,7 @@ static int dmm32at_attach(struct comedi_device *dev,
 	struct comedi_subdevice *s;
 	unsigned char aihi, ailo, fifostat, aistat, intstat, airback;
 
-	ret = comedi_request_region(dev, it->options[0], DMM32AT_MEMSIZE);
+	ret = comedi_request_region(dev, it->options[0], 0x10);
 	if (ret)
 		return ret;
 

drivers/staging/comedi/drivers/dt2801.c

@@ -40,9 +40,6 @@ Configuration options:
 
 #define DT2801_MAX_DMA_SIZE (64 * 1024)
 
-/* Ports */
-#define DT2801_IOSIZE 2
-
 /* define's */
 /* ====================== */
 
@@ -552,7 +549,7 @@ static int dt2801_attach(struct comedi_device *dev, struct comedi_devconfig *it)
 	int ret = 0;
 	int n_ai_chans;
 
-	ret = comedi_request_region(dev, it->options[0], DT2801_IOSIZE);
+	ret = comedi_request_region(dev, it->options[0], 0x2);
 	if (ret)
 		return ret;
 

drivers/staging/comedi/drivers/rti800.c

@@ -81,8 +81,6 @@
 #define RTI800_9513A_CNTRL	0x0d
 #define RTI800_9513A_STATUS	0x0d
 
-#define RTI800_IOSIZE		0x10
-
 static const struct comedi_lrange range_rti800_ai_10_bipolar = {
 	4, {
 		BIP_RANGE(10),
@@ -281,7 +279,7 @@ static int rti800_attach(struct comedi_device *dev, struct comedi_devconfig *it)
 	struct comedi_subdevice *s;
 	int ret;
 
-	ret = comedi_request_region(dev, it->options[0], RTI800_IOSIZE);
+	ret = comedi_request_region(dev, it->options[0], 0x10);
 	if (ret)
 		return ret;