Use register bit defines from addi_tcw.h to remove the "magic" numbers.

Signed-off-by: H Hartley Sweeten <hswee...@visionengravers.com>
Cc: Ian Abbott <abbo...@mev.co.uk>
Cc: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
 .../staging/comedi/drivers/addi-data/hwdrv_apci3501.c  | 18 +++++++++++++-----
 1 file changed, 13 insertions(+), 5 deletions(-)

diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3501.c 
b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3501.c
index 8ba094c..c4a72a5 100644
--- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3501.c
+++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3501.c
@@ -37,12 +37,13 @@ static int apci3501_config_insn_timer(struct comedi_device 
*dev,
                ctrl = 0;
        } else {
                ctrl = inl(devpriv->tcw + ADDI_TCW_CTRL_REG);
-               ctrl &= 0xfffff9fe;
+               ctrl &= ~(ADDI_TCW_CTRL_GATE | ADDI_TCW_CTRL_TRIG |
+                         ADDI_TCW_CTRL_ENA);
        }
        outl(ctrl, devpriv->tcw + ADDI_TCW_CTRL_REG);
 
        /* enable/disable the timer interrupt */
-       ctrl = (data[1] == 1) ? 0x2 : 0;
+       ctrl = (data[1] == 1) ? ADDI_TCW_CTRL_IRQ_ENA : 0;
        outl(ctrl, devpriv->tcw + ADDI_TCW_CTRL_REG);
 
        outl(data[2], devpriv->tcw + ADDI_TCW_TIMEBASE_REG);
@@ -51,11 +52,18 @@ static int apci3501_config_insn_timer(struct comedi_device 
*dev,
        ctrl = inl(devpriv->tcw + ADDI_TCW_CTRL_REG);
        if (devpriv->timer_mode == ADDIDATA_WATCHDOG) {
                /* Set the mode (e2->e0) NOTE: this doesn't look correct */
-               ctrl |= 0xfff819e0;
+               ctrl |= ~(ADDI_TCW_CTRL_CNT_UP | ADDI_TCW_CTRL_EXT_CLK_MASK |
+                         ADDI_TCW_CTRL_MODE_MASK | ADDI_TCW_CTRL_GATE |
+                         ADDI_TCW_CTRL_TRIG | ADDI_TCW_CTRL_TIMER_ENA |
+                         ADDI_TCW_CTRL_RESET_ENA | ADDI_TCW_CTRL_WARN_ENA |
+                         ADDI_TCW_CTRL_IRQ_ENA | ADDI_TCW_CTRL_ENA);
        } else {
                /* mode 2 */
-               ctrl &= 0xfff719e2;
-               ctrl |= (2 << 13) | 0x10;
+               ctrl &= ~(ADDI_TCW_CTRL_CNTR_ENA | ADDI_TCW_CTRL_MODE_MASK |
+                         ADDI_TCW_CTRL_GATE | ADDI_TCW_CTRL_TRIG |
+                         ADDI_TCW_CTRL_TIMER_ENA | ADDI_TCW_CTRL_RESET_ENA |
+                         ADDI_TCW_CTRL_WARN_ENA | ADDI_TCW_CTRL_ENA);
+               ctrl |= ADDI_TCW_CTRL_MODE(2) | ADDI_TCW_CTRL_TIMER_ENA;
        }
        outl(ctrl, devpriv->tcw + ADDI_TCW_CTRL_REG);
 
-- 
2.4.3

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