Staging: comedi: fix BIT macro issue in das6402.c

This patch Replace all occurences of (1<<x) by BIT(x) and DAS6402_CTRL_TRIG(x),
DAS6402_MODE_RANGE(x), DAS6402_MODE_DMA(x) macros in the file das6402.c
to get rid of checkpatch.pl "CHECK" output "Prefer using the BIT macro"

Signed-off-by: Ravishankar Karkala Mallikarjunayya <ravishankarkm32@gmail.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/comedi/drivers/das6402.c b/drivers/staging/comedi/drivers/das6402.c
index 1701294..0fdf5e0 100644 (file)
--- a/drivers/staging/comedi/drivers/das6402.c
+++ b/drivers/staging/comedi/drivers/das6402.c
@@ -50,48 +50,50 @@
 #define DAS6402_AO_LSB_REG(x)          (0x04 + ((x) * 2))
 #define DAS6402_AO_MSB_REG(x)          (0x05 + ((x) * 2))
 #define DAS6402_STATUS_REG             0x08
-#define DAS6402_STATUS_FFNE            (1 << 0)
-#define DAS6402_STATUS_FHALF           (1 << 1)
-#define DAS6402_STATUS_FFULL           (1 << 2)
-#define DAS6402_STATUS_XINT            (1 << 3)
-#define DAS6402_STATUS_INT             (1 << 4)
-#define DAS6402_STATUS_XTRIG           (1 << 5)
-#define DAS6402_STATUS_INDGT           (1 << 6)
-#define DAS6402_STATUS_10MHZ           (1 << 7)
-#define DAS6402_STATUS_W_CLRINT                (1 << 0)
-#define DAS6402_STATUS_W_CLRXTR                (1 << 1)
-#define DAS6402_STATUS_W_CLRXIN                (1 << 2)
-#define DAS6402_STATUS_W_EXTEND                (1 << 4)
-#define DAS6402_STATUS_W_ARMED         (1 << 5)
-#define DAS6402_STATUS_W_POSTMODE      (1 << 6)
-#define DAS6402_STATUS_W_10MHZ         (1 << 7)
+#define DAS6402_STATUS_FFNE            BIT(0)
+#define DAS6402_STATUS_FHALF           BIT(1)
+#define DAS6402_STATUS_FFULL           BIT(2)
+#define DAS6402_STATUS_XINT            BIT(3)
+#define DAS6402_STATUS_INT             BIT(4)
+#define DAS6402_STATUS_XTRIG           BIT(5)
+#define DAS6402_STATUS_INDGT           BIT(6)
+#define DAS6402_STATUS_10MHZ           BIT(7)
+#define DAS6402_STATUS_W_CLRINT                BIT(0)
+#define DAS6402_STATUS_W_CLRXTR                BIT(1)
+#define DAS6402_STATUS_W_CLRXIN                BIT(2)
+#define DAS6402_STATUS_W_EXTEND                BIT(4)
+#define DAS6402_STATUS_W_ARMED         BIT(5)
+#define DAS6402_STATUS_W_POSTMODE      BIT(6)
+#define DAS6402_STATUS_W_10MHZ         BIT(7)
 #define DAS6402_CTRL_REG               0x09
-#define DAS6402_CTRL_SOFT_TRIG         (0 << 0)
-#define DAS6402_CTRL_EXT_FALL_TRIG     (1 << 0)
-#define DAS6402_CTRL_EXT_RISE_TRIG     (2 << 0)
-#define DAS6402_CTRL_PACER_TRIG                (3 << 0)
-#define DAS6402_CTRL_BURSTEN           (1 << 2)
-#define DAS6402_CTRL_XINTE             (1 << 3)
+#define DAS6402_CTRL_TRIG(x)           ((x) << 0)
+#define DAS6402_CTRL_SOFT_TRIG         DAS6402_CTRL_TRIG(0)
+#define DAS6402_CTRL_EXT_FALL_TRIG     DAS6402_CTRL_TRIG(1)
+#define DAS6402_CTRL_EXT_RISE_TRIG     DAS6402_CTRL_TRIG(2)
+#define DAS6402_CTRL_PACER_TRIG                DAS6402_CTRL_TRIG(3)
+#define DAS6402_CTRL_BURSTEN           BIT(2)
+#define DAS6402_CTRL_XINTE             BIT(3)
 #define DAS6402_CTRL_IRQ(x)            ((x) << 4)
-#define DAS6402_CTRL_INTE              (1 << 7)
+#define DAS6402_CTRL_INTE              BIT(7)
 #define DAS6402_TRIG_REG               0x0a
-#define DAS6402_TRIG_TGEN              (1 << 0)
-#define DAS6402_TRIG_TGSEL             (1 << 1)
-#define DAS6402_TRIG_TGPOL             (1 << 2)
-#define DAS6402_TRIG_PRETRIG           (1 << 3)
+#define DAS6402_TRIG_TGEN              BIT(0)
+#define DAS6402_TRIG_TGSEL             BIT(1)
+#define DAS6402_TRIG_TGPOL             BIT(2)
+#define DAS6402_TRIG_PRETRIG           BIT(3)
 #define DAS6402_AO_RANGE(_chan, _range)        ((_range) << ((_chan) ? 6 : 4))
 #define DAS6402_AO_RANGE_MASK(_chan)   (3 << ((_chan) ? 6 : 4))
 #define DAS6402_MODE_REG               0x0b
-#define DAS6402_MODE_RANGE(x)          ((x) << 0)
-#define DAS6402_MODE_POLLED            (0 << 2)
-#define DAS6402_MODE_FIFONEPTY         (1 << 2)
-#define DAS6402_MODE_FIFOHFULL         (2 << 2)
-#define DAS6402_MODE_EOB               (3 << 2)
-#define DAS6402_MODE_ENHANCED          (1 << 4)
-#define DAS6402_MODE_SE                        (1 << 5)
-#define DAS6402_MODE_UNI               (1 << 6)
-#define DAS6402_MODE_DMA1              (0 << 7)
-#define DAS6402_MODE_DMA3              (1 << 7)
+#define DAS6402_MODE_RANGE(x)          ((x) << 2)
+#define DAS6402_MODE_POLLED            DAS6402_MODE_RANGE(0)
+#define DAS6402_MODE_FIFONEPTY         DAS6402_MODE_RANGE(1)
+#define DAS6402_MODE_FIFOHFULL         DAS6402_MODE_RANGE(2)
+#define DAS6402_MODE_EOB               DAS6402_MODE_RANGE(3)
+#define DAS6402_MODE_ENHANCED          BIT(4)
+#define DAS6402_MODE_SE                        BIT(5)
+#define DAS6402_MODE_UNI               BIT(6)
+#define DAS6402_MODE_DMA(x)            ((x) << 7)
+#define DAS6402_MODE_DMA1              DAS6402_MODE_DMA(0)
+#define DAS6402_MODE_DMA3              DAS6402_MODE_DMA(1)
 #define DAS6402_TIMER_BASE             0x0c
 
 static const struct comedi_lrange das6402_ai_ranges = {