[PATCH 08/36] staging: comedi: cb_pcidas: remove forward declarations 8

From: H Hartley Sweeten
Date: Tue Jun 26 2012 - 20:51:15 EST


Move the trimpot_{7376,8402}_write functions to remove the need
for the forward declarations.

Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>
Cc: Ian Abbott <abbotti@xxxxxxxxx>
Cc: Frank Mori Hess <fmhess@xxxxxxxxxxxxxxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/staging/comedi/drivers/cb_pcidas.c | 91 +++++++++++++++---------------
1 file changed, 44 insertions(+), 47 deletions(-)

diff --git a/drivers/staging/comedi/drivers/cb_pcidas.c b/drivers/staging/comedi/drivers/cb_pcidas.c
index 28bcb64..9c7f24a 100644
--- a/drivers/staging/comedi/drivers/cb_pcidas.c
+++ b/drivers/staging/comedi/drivers/cb_pcidas.c
@@ -447,9 +447,6 @@ struct cb_pcidas_private {
*/
#define devpriv ((struct cb_pcidas_private *)dev->private)

-static int trimpot_7376_write(struct comedi_device *dev, uint8_t value);
-static int trimpot_8402_write(struct comedi_device *dev, unsigned int channel,
- uint8_t value);
static int nvram_read(struct comedi_device *dev, unsigned int address,
uint8_t *data);

@@ -739,6 +736,50 @@ static int dac08_read_insn(struct comedi_device *dev,
return 1;
}

+static int trimpot_7376_write(struct comedi_device *dev, uint8_t value)
+{
+ static const int bitstream_length = 7;
+ unsigned int bitstream = value & 0x7f;
+ unsigned int register_bits;
+ static const int ad7376_udelay = 1;
+
+ register_bits = cal_enable_bits(dev) | SELECT_TRIMPOT_BIT;
+ udelay(ad7376_udelay);
+ outw(register_bits, devpriv->control_status + CALIBRATION_REG);
+
+ write_calibration_bitstream(dev, register_bits, bitstream,
+ bitstream_length);
+
+ udelay(ad7376_udelay);
+ outw(cal_enable_bits(dev), devpriv->control_status + CALIBRATION_REG);
+
+ return 0;
+}
+
+/* For 1602/16 only
+ * ch 0 : adc gain
+ * ch 1 : adc postgain offset */
+static int trimpot_8402_write(struct comedi_device *dev, unsigned int channel,
+ uint8_t value)
+{
+ static const int bitstream_length = 10;
+ unsigned int bitstream = ((channel & 0x3) << 8) | (value & 0xff);
+ unsigned int register_bits;
+ static const int ad8402_udelay = 1;
+
+ register_bits = cal_enable_bits(dev) | SELECT_TRIMPOT_BIT;
+ udelay(ad8402_udelay);
+ outw(register_bits, devpriv->control_status + CALIBRATION_REG);
+
+ write_calibration_bitstream(dev, register_bits, bitstream,
+ bitstream_length);
+
+ udelay(ad8402_udelay);
+ outw(cal_enable_bits(dev), devpriv->control_status + CALIBRATION_REG);
+
+ return 0;
+}
+
static int cb_pcidas_trimpot_write(struct comedi_device *dev,
unsigned int channel, unsigned int value)
{
@@ -1502,50 +1543,6 @@ static irqreturn_t cb_pcidas_interrupt(int irq, void *d)
return IRQ_HANDLED;
}

-static int trimpot_7376_write(struct comedi_device *dev, uint8_t value)
-{
- static const int bitstream_length = 7;
- unsigned int bitstream = value & 0x7f;
- unsigned int register_bits;
- static const int ad7376_udelay = 1;
-
- register_bits = cal_enable_bits(dev) | SELECT_TRIMPOT_BIT;
- udelay(ad7376_udelay);
- outw(register_bits, devpriv->control_status + CALIBRATION_REG);
-
- write_calibration_bitstream(dev, register_bits, bitstream,
- bitstream_length);
-
- udelay(ad7376_udelay);
- outw(cal_enable_bits(dev), devpriv->control_status + CALIBRATION_REG);
-
- return 0;
-}
-
-/* For 1602/16 only
- * ch 0 : adc gain
- * ch 1 : adc postgain offset */
-static int trimpot_8402_write(struct comedi_device *dev, unsigned int channel,
- uint8_t value)
-{
- static const int bitstream_length = 10;
- unsigned int bitstream = ((channel & 0x3) << 8) | (value & 0xff);
- unsigned int register_bits;
- static const int ad8402_udelay = 1;
-
- register_bits = cal_enable_bits(dev) | SELECT_TRIMPOT_BIT;
- udelay(ad8402_udelay);
- outw(register_bits, devpriv->control_status + CALIBRATION_REG);
-
- write_calibration_bitstream(dev, register_bits, bitstream,
- bitstream_length);
-
- udelay(ad8402_udelay);
- outw(cal_enable_bits(dev), devpriv->control_status + CALIBRATION_REG);
-
- return 0;
-}
-
static int wait_for_nvram_ready(unsigned long s5933_base_addr)
{
static const int timeout = 1000;
--
1.7.11

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