staging: comedi: multiq3: tidy up register map defines

For auesthetics, rename the register map defines. Convert the offset
values to hex and add some whitespace.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/comedi/drivers/multiq3.c b/drivers/staging/comedi/drivers/multiq3.c
index 1cfd7fa904d908e32363c002225637e89749c870..bf4ab32cda8130a38046be4a03f7aa6134995b9e 100644 (file)
--- a/drivers/staging/comedi/drivers/multiq3.c
+++ b/drivers/staging/comedi/drivers/multiq3.c
@@ -39,18 +39,18 @@
 #include "../comedidev.h"
 
 /*
- * MULTIQ-3 port offsets
+ * Register map
  */
-#define MULTIQ3_DIGIN_PORT 0
-#define MULTIQ3_DIGOUT_PORT 0
-#define MULTIQ3_DAC_DATA 2
-#define MULTIQ3_AD_DATA 4
-#define MULTIQ3_AD_CS 4
-#define MULTIQ3_STATUS 6
-#define MULTIQ3_CONTROL 6
-#define MULTIQ3_CLK_DATA 8
-#define MULTIQ3_ENC_DATA 12
-#define MULTIQ3_ENC_CONTROL 14
+#define MULTIQ3_DI_REG                 0x00
+#define MULTIQ3_DO_REG                 0x00
+#define MULTIQ3_AO_REG                 0x02
+#define MULTIQ3_AI_REG                 0x04
+#define MULTIQ3_AI_CONV_REG            0x04
+#define MULTIQ3_STATUS_REG             0x06
+#define MULTIQ3_CTRL_REG               0x06
+#define MULTIQ3_CLK_REG                        0x08
+#define MULTIQ3_ENC_DATA_REG           0x0c
+#define MULTIQ3_ENC_CTRL_REG           0x0e
 
 /*
  * flags for CONTROL register
@@ -92,7 +92,7 @@ static int multiq3_ai_status(struct comedi_device *dev,
 {
        unsigned int status;
 
-       status = inw(dev->iobase + MULTIQ3_STATUS);
+       status = inw(dev->iobase + MULTIQ3_STATUS_REG);
        if (status & context)
                return 0;
        return -EBUSY;
@@ -109,7 +109,7 @@ static int multiq3_ai_insn_read(struct comedi_device *dev,
        int i;
 
        outw(MULTIQ3_CONTROL_MUST | MULTIQ3_AD_MUX_EN | (chan << 3),
-            dev->iobase + MULTIQ3_CONTROL);
+            dev->iobase + MULTIQ3_CTRL_REG);
 
        ret = comedi_timeout(dev, s, insn, multiq3_ai_status,
                             MULTIQ3_STATUS_EOC);
@@ -117,7 +117,7 @@ static int multiq3_ai_insn_read(struct comedi_device *dev,
                return ret;
 
        for (i = 0; i < insn->n; i++) {
-               outw(0, dev->iobase + MULTIQ3_AD_CS);
+               outw(0, dev->iobase + MULTIQ3_AI_CONV_REG);
 
                ret = comedi_timeout(dev, s, insn, multiq3_ai_status,
                                     MULTIQ3_STATUS_EOC_I);
@@ -125,8 +125,8 @@ static int multiq3_ai_insn_read(struct comedi_device *dev,
                        return ret;
 
                /* get a 16-bit sample; mask it to the subdevice resolution */
-               val = inb(dev->iobase + MULTIQ3_AD_DATA) << 8;
-               val |= inb(dev->iobase + MULTIQ3_AD_DATA);
+               val = inb(dev->iobase + MULTIQ3_AI_REG) << 8;
+               val |= inb(dev->iobase + MULTIQ3_AI_REG);
                val &= s->maxdata;
 
                /* munge the 2's complement value to offset binary */
@@ -148,9 +148,9 @@ static int multiq3_ao_insn_write(struct comedi_device *dev,
        for (i = 0; i < insn->n; i++) {
                val = data[i];
                outw(MULTIQ3_CONTROL_MUST | MULTIQ3_DA_LOAD | chan,
-                    dev->iobase + MULTIQ3_CONTROL);
-               outw(val, dev->iobase + MULTIQ3_DAC_DATA);
-               outw(MULTIQ3_CONTROL_MUST, dev->iobase + MULTIQ3_CONTROL);
+                    dev->iobase + MULTIQ3_CTRL_REG);
+               outw(val, dev->iobase + MULTIQ3_AO_REG);
+               outw(MULTIQ3_CONTROL_MUST, dev->iobase + MULTIQ3_CTRL_REG);
        }
        s->readback[chan] = val;
 
@@ -161,7 +161,7 @@ static int multiq3_di_insn_bits(struct comedi_device *dev,
                                struct comedi_subdevice *s,
                                struct comedi_insn *insn, unsigned int *data)
 {
-       data[1] = inw(dev->iobase + MULTIQ3_DIGIN_PORT);
+       data[1] = inw(dev->iobase + MULTIQ3_DI_REG);
 
        return insn->n;
 }
@@ -172,7 +172,7 @@ static int multiq3_do_insn_bits(struct comedi_device *dev,
                                unsigned int *data)
 {
        if (comedi_dio_update_state(s, data))
-               outw(s->state, dev->iobase + MULTIQ3_DIGOUT_PORT);
+               outw(s->state, dev->iobase + MULTIQ3_DO_REG);
 
        data[1] = s->state;
 
@@ -190,12 +190,12 @@ static int multiq3_encoder_insn_read(struct comedi_device *dev,
        int n;
 
        for (n = 0; n < insn->n; n++) {
-               outw(control, dev->iobase + MULTIQ3_CONTROL);
-               outb(MULTIQ3_BP_RESET, dev->iobase + MULTIQ3_ENC_CONTROL);
-               outb(MULTIQ3_TRSFRCNTR_OL, dev->iobase + MULTIQ3_ENC_CONTROL);
-               value = inb(dev->iobase + MULTIQ3_ENC_DATA);
-               value |= (inb(dev->iobase + MULTIQ3_ENC_DATA) << 8);
-               value |= (inb(dev->iobase + MULTIQ3_ENC_DATA) << 16);
+               outw(control, dev->iobase + MULTIQ3_CTRL_REG);
+               outb(MULTIQ3_BP_RESET, dev->iobase + MULTIQ3_ENC_CTRL_REG);
+               outb(MULTIQ3_TRSFRCNTR_OL, dev->iobase + MULTIQ3_ENC_CTRL_REG);
+               value = inb(dev->iobase + MULTIQ3_ENC_DATA_REG);
+               value |= (inb(dev->iobase + MULTIQ3_ENC_DATA_REG) << 8);
+               value |= (inb(dev->iobase + MULTIQ3_ENC_DATA_REG) << 16);
                data[n] = (value + 0x800000) & 0xffffff;
        }
 
@@ -210,14 +210,14 @@ static void encoder_reset(struct comedi_device *dev)
        for (chan = 0; chan < s->n_chan; chan++) {
                int control =
                    MULTIQ3_CONTROL_MUST | MULTIQ3_AD_MUX_EN | (chan << 3);
-               outw(control, dev->iobase + MULTIQ3_CONTROL);
-               outb(MULTIQ3_EFLAG_RESET, dev->iobase + MULTIQ3_ENC_CONTROL);
-               outb(MULTIQ3_BP_RESET, dev->iobase + MULTIQ3_ENC_CONTROL);
-               outb(MULTIQ3_CLOCK_DATA, dev->iobase + MULTIQ3_ENC_DATA);
-               outb(MULTIQ3_CLOCK_SETUP, dev->iobase + MULTIQ3_ENC_CONTROL);
-               outb(MULTIQ3_INPUT_SETUP, dev->iobase + MULTIQ3_ENC_CONTROL);
-               outb(MULTIQ3_QUAD_X4, dev->iobase + MULTIQ3_ENC_CONTROL);
-               outb(MULTIQ3_CNTR_RESET, dev->iobase + MULTIQ3_ENC_CONTROL);
+               outw(control, dev->iobase + MULTIQ3_CTRL_REG);
+               outb(MULTIQ3_EFLAG_RESET, dev->iobase + MULTIQ3_ENC_CTRL_REG);
+               outb(MULTIQ3_BP_RESET, dev->iobase + MULTIQ3_ENC_CTRL_REG);
+               outb(MULTIQ3_CLOCK_DATA, dev->iobase + MULTIQ3_ENC_DATA_REG);
+               outb(MULTIQ3_CLOCK_SETUP, dev->iobase + MULTIQ3_ENC_CTRL_REG);
+               outb(MULTIQ3_INPUT_SETUP, dev->iobase + MULTIQ3_ENC_CTRL_REG);
+               outb(MULTIQ3_QUAD_X4, dev->iobase + MULTIQ3_ENC_CTRL_REG);
+               outb(MULTIQ3_CNTR_RESET, dev->iobase + MULTIQ3_ENC_CTRL_REG);
        }
 }