staging: comedi: daqboard2000: remove this_board and devpriv macros

These macros rely on a local variable having a specific name.

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>

diff --git a/drivers/staging/comedi/drivers/daqboard2000.c b/drivers/staging/comedi/drivers/daqboard2000.c
index 88f0a2779432ddeabfddb0fa669b0986cb0b86a5..0daa83db726aa6c81e1d114c5c627f6be0efdb51 100644 (file)
--- a/drivers/staging/comedi/drivers/daqboard2000.c
+++ b/drivers/staging/comedi/drivers/daqboard2000.c
@@ -294,8 +294,6 @@ static const struct daq200_boardtype boardtypes[] = {
        {"ids4", DAQBOARD2000_SUBSYSTEM_IDS4},
 };
 
-#define this_board ((const struct daq200_boardtype *)dev->board_ptr)
-
 struct daqboard2000_private {
        enum {
                card_daqboard_2000
@@ -305,10 +303,10 @@ struct daqboard2000_private {
        unsigned int ao_readback[2];
 };
 
-#define devpriv ((struct daqboard2000_private *)dev->private)
-
 static void writeAcqScanListEntry(struct comedi_device *dev, u16 entry)
 {
+       struct daqboard2000_private *devpriv = dev->private;
+
        /* udelay(4); */
        writew(entry & 0x00ff, devpriv->daq + acqScanListFIFO);
        /* udelay(4); */
@@ -365,6 +363,7 @@ static int daqboard2000_ai_insn_read(struct comedi_device *dev,
                                     struct comedi_insn *insn,
                                     unsigned int *data)
 {
+       struct daqboard2000_private *devpriv = dev->private;
        unsigned int val;
        int gain, chan, timeout;
        int i;
@@ -425,8 +424,9 @@ static int daqboard2000_ao_insn_read(struct comedi_device *dev,
                                     struct comedi_insn *insn,
                                     unsigned int *data)
 {
-       int i;
+       struct daqboard2000_private *devpriv = dev->private;
        int chan = CR_CHAN(insn->chanspec);
+       int i;
 
        for (i = 0; i < insn->n; i++)
                data[i] = devpriv->ao_readback[chan];
@@ -439,6 +439,7 @@ static int daqboard2000_ao_insn_write(struct comedi_device *dev,
                                      struct comedi_insn *insn,
                                      unsigned int *data)
 {
+       struct daqboard2000_private *devpriv = dev->private;
        int chan = CR_CHAN(insn->chanspec);
        unsigned int val;
        int timeout;
@@ -478,6 +479,8 @@ static int daqboard2000_ao_insn_write(struct comedi_device *dev,
 
 static void daqboard2000_resetLocalBus(struct comedi_device *dev)
 {
+       struct daqboard2000_private *devpriv = dev->private;
+
        dev_dbg(dev->class_dev, "daqboard2000_resetLocalBus\n");
        writel(DAQBOARD2000_SECRLocalBusHi, devpriv->plx + 0x6c);
        udelay(10000);
@@ -487,6 +490,8 @@ static void daqboard2000_resetLocalBus(struct comedi_device *dev)
 
 static void daqboard2000_reloadPLX(struct comedi_device *dev)
 {
+       struct daqboard2000_private *devpriv = dev->private;
+
        dev_dbg(dev->class_dev, "daqboard2000_reloadPLX\n");
        writel(DAQBOARD2000_SECRReloadLo, devpriv->plx + 0x6c);
        udelay(10000);
@@ -498,6 +503,8 @@ static void daqboard2000_reloadPLX(struct comedi_device *dev)
 
 static void daqboard2000_pulseProgPin(struct comedi_device *dev)
 {
+       struct daqboard2000_private *devpriv = dev->private;
+
        dev_dbg(dev->class_dev, "daqboard2000_pulseProgPin 1\n");
        writel(DAQBOARD2000_SECRProgPinHi, devpriv->plx + 0x6c);
        udelay(10000);
@@ -507,6 +514,7 @@ static void daqboard2000_pulseProgPin(struct comedi_device *dev)
 
 static int daqboard2000_pollCPLD(struct comedi_device *dev, int mask)
 {
+       struct daqboard2000_private *devpriv = dev->private;
        int result = 0;
        int i;
        int cpld;
@@ -526,6 +534,7 @@ static int daqboard2000_pollCPLD(struct comedi_device *dev, int mask)
 
 static int daqboard2000_writeCPLD(struct comedi_device *dev, int data)
 {
+       struct daqboard2000_private *devpriv = dev->private;
        int result = 0;
 
        udelay(10);
@@ -540,6 +549,7 @@ static int daqboard2000_writeCPLD(struct comedi_device *dev, int data)
 static int initialize_daqboard2000(struct comedi_device *dev,
                                   unsigned char *cpld_array, int len)
 {
+       struct daqboard2000_private *devpriv = dev->private;
        int result = -EIO;
        /* Read the serial EEPROM control register */
        int secr;
@@ -601,6 +611,8 @@ static void daqboard2000_adcStopDmaTransfer(struct comedi_device *dev)
 
 static void daqboard2000_adcDisarm(struct comedi_device *dev)
 {
+       struct daqboard2000_private *devpriv = dev->private;
+
        /* Disable hardware triggers */
        udelay(2);
        writew(DAQBOARD2000_TrigAnalog | DAQBOARD2000_TrigDisable,
@@ -623,6 +635,7 @@ static void daqboard2000_adcDisarm(struct comedi_device *dev)
 
 static void daqboard2000_activateReferenceDacs(struct comedi_device *dev)
 {
+       struct daqboard2000_private *devpriv = dev->private;
        unsigned int val;
        int timeout;
 
@@ -729,6 +742,8 @@ static struct pci_dev *daqboard2000_find_pci_dev(struct comedi_device *dev,
 static int daqboard2000_attach(struct comedi_device *dev,
                               struct comedi_devconfig *it)
 {
+       const struct daq200_boardtype *this_board;
+       struct daqboard2000_private *devpriv;
        struct pci_dev *pcidev;
        struct comedi_subdevice *s;
        resource_size_t pci_base;
@@ -736,14 +751,16 @@ static int daqboard2000_attach(struct comedi_device *dev,
        unsigned int aux_len;
        int result;
 
-       result = alloc_private(dev, sizeof(struct daqboard2000_private));
+       result = alloc_private(dev, sizeof(*devpriv));
        if (result < 0)
                return -ENOMEM;
+       devpriv = dev->private;
 
        pcidev = daqboard2000_find_pci_dev(dev, it);
        if (!pcidev)
                return -EIO;
        comedi_set_hw_dev(dev, &pcidev->dev);
+       this_board = comedi_board(dev);
 
        result = comedi_pci_enable(pcidev, "daqboard2000");
        if (result < 0) {
@@ -825,6 +842,7 @@ out:
 static void daqboard2000_detach(struct comedi_device *dev)
 {
        struct pci_dev *pcidev = comedi_to_pci_dev(dev);
+       struct daqboard2000_private *devpriv = dev->private;
 
        if (dev->subdevices)
                subdev_8255_cleanup(dev, &dev->subdevices[2]);