staging: comedi: s626: remove forward declarations 2

Move the DEBI* i/o functions up to remove the need for the
forward declarations.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Cc: Frank Mori Hess <fmhess@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/comedi/drivers/s626.c b/drivers/staging/comedi/drivers/s626.c
index 0886806..1efa2f0 100644 (file)
--- a/drivers/staging/comedi/drivers/s626.c
+++ b/drivers/staging/comedi/drivers/s626.c
@@ -220,9 +220,6 @@ static uint8_t I2Cread(struct comedi_device *dev, uint8_t addr);
 static uint32_t I2Chandshake(struct comedi_device *dev, uint32_t val);
 static void SetDAC(struct comedi_device *dev, uint16_t chan, short dacdata);
 static void SendDAC(struct comedi_device *dev, uint32_t val);
-static void DEBItransfer(struct comedi_device *dev);
-static uint16_t DEBIread(struct comedi_device *dev, uint16_t addr);
-static void DEBIwrite(struct comedi_device *dev, uint16_t addr, uint16_t wdata);
 
 /*  COUNTER OBJECT ------------------------------------------------ */
 struct enc_private {
@@ -426,6 +423,76 @@ static const struct comedi_lrange s626_range_table = { 2, {
                                                           }
 };
 
+/*  Execute a DEBI transfer.  This must be called from within a */
+/*  critical section. */
+static void DEBItransfer(struct comedi_device *dev)
+{
+       /*  Initiate upload of shadow RAM to DEBI control register. */
+       MC_ENABLE(P_MC2, MC2_UPLD_DEBI);
+
+       /*  Wait for completion of upload from shadow RAM to DEBI control */
+       /*  register. */
+       while (!MC_TEST(P_MC2, MC2_UPLD_DEBI))
+               ;
+
+       /*  Wait until DEBI transfer is done. */
+       while (RR7146(P_PSR) & PSR_DEBI_S)
+               ;
+}
+
+/*  Initialize the DEBI interface for all transfers. */
+
+static uint16_t DEBIread(struct comedi_device *dev, uint16_t addr)
+{
+       uint16_t retval;
+
+       /*  Set up DEBI control register value in shadow RAM. */
+       WR7146(P_DEBICMD, DEBI_CMD_RDWORD | addr);
+
+       /*  Execute the DEBI transfer. */
+       DEBItransfer(dev);
+
+       /*  Fetch target register value. */
+       retval = (uint16_t) RR7146(P_DEBIAD);
+
+       /*  Return register value. */
+       return retval;
+}
+
+/*  Write a value to a gate array register. */
+static void DEBIwrite(struct comedi_device *dev, uint16_t addr, uint16_t wdata)
+{
+
+       /*  Set up DEBI control register value in shadow RAM. */
+       WR7146(P_DEBICMD, DEBI_CMD_WRWORD | addr);
+       WR7146(P_DEBIAD, wdata);
+
+       /*  Execute the DEBI transfer. */
+       DEBItransfer(dev);
+}
+
+/* Replace the specified bits in a gate array register.  Imports: mask
+ * specifies bits that are to be preserved, wdata is new value to be
+ * or'd with the masked original.
+ */
+static void DEBIreplace(struct comedi_device *dev, uint16_t addr, uint16_t mask,
+                       uint16_t wdata)
+{
+
+       /*  Copy target gate array register into P_DEBIAD register. */
+       WR7146(P_DEBICMD, DEBI_CMD_RDWORD | addr);
+       /* Set up DEBI control reg value in shadow RAM. */
+       DEBItransfer(dev);      /*  Execute the DEBI Read transfer. */
+
+       /*  Write back the modified image. */
+       WR7146(P_DEBICMD, DEBI_CMD_WRWORD | addr);
+       /* Set up DEBI control reg value in shadow  RAM. */
+
+       WR7146(P_DEBIAD, wdata | ((uint16_t) RR7146(P_DEBIAD) & mask));
+       /* Modify the register image. */
+       DEBItransfer(dev);      /*  Execute the DEBI Write transfer. */
+}
+
 static unsigned int s626_ai_reg_to_uint(int data)
 {
        unsigned int tempdata;
@@ -2123,76 +2190,6 @@ static void WriteMISC2(struct comedi_device *dev, uint16_t NewImage)
        DEBIwrite(dev, LP_MISC1, MISC1_WDISABLE);       /*  Disable writes to MISC2. */
 }
 
-/*  Initialize the DEBI interface for all transfers. */
-
-static uint16_t DEBIread(struct comedi_device *dev, uint16_t addr)
-{
-       uint16_t retval;
-
-       /*  Set up DEBI control register value in shadow RAM. */
-       WR7146(P_DEBICMD, DEBI_CMD_RDWORD | addr);
-
-       /*  Execute the DEBI transfer. */
-       DEBItransfer(dev);
-
-       /*  Fetch target register value. */
-       retval = (uint16_t) RR7146(P_DEBIAD);
-
-       /*  Return register value. */
-       return retval;
-}
-
-/*  Execute a DEBI transfer.  This must be called from within a */
-/*  critical section. */
-static void DEBItransfer(struct comedi_device *dev)
-{
-       /*  Initiate upload of shadow RAM to DEBI control register. */
-       MC_ENABLE(P_MC2, MC2_UPLD_DEBI);
-
-       /*  Wait for completion of upload from shadow RAM to DEBI control */
-       /*  register. */
-       while (!MC_TEST(P_MC2, MC2_UPLD_DEBI))
-               ;
-
-       /*  Wait until DEBI transfer is done. */
-       while (RR7146(P_PSR) & PSR_DEBI_S)
-               ;
-}
-
-/*  Write a value to a gate array register. */
-static void DEBIwrite(struct comedi_device *dev, uint16_t addr, uint16_t wdata)
-{
-
-       /*  Set up DEBI control register value in shadow RAM. */
-       WR7146(P_DEBICMD, DEBI_CMD_WRWORD | addr);
-       WR7146(P_DEBIAD, wdata);
-
-       /*  Execute the DEBI transfer. */
-       DEBItransfer(dev);
-}
-
-/* Replace the specified bits in a gate array register.  Imports: mask
- * specifies bits that are to be preserved, wdata is new value to be
- * or'd with the masked original.
- */
-static void DEBIreplace(struct comedi_device *dev, uint16_t addr, uint16_t mask,
-                       uint16_t wdata)
-{
-
-       /*  Copy target gate array register into P_DEBIAD register. */
-       WR7146(P_DEBICMD, DEBI_CMD_RDWORD | addr);
-       /* Set up DEBI control reg value in shadow RAM. */
-       DEBItransfer(dev);      /*  Execute the DEBI Read transfer. */
-
-       /*  Write back the modified image. */
-       WR7146(P_DEBICMD, DEBI_CMD_WRWORD | addr);
-       /* Set up DEBI control reg value in shadow  RAM. */
-
-       WR7146(P_DEBIAD, wdata | ((uint16_t) RR7146(P_DEBIAD) & mask));
-       /* Modify the register image. */
-       DEBItransfer(dev);      /*  Execute the DEBI Write transfer. */
-}
-
 static void CloseDMAB(struct comedi_device *dev, struct bufferDMA *pdma,
                      size_t bsize)
 {