[PATCH 1/1] Staging: comedi: dmm32at: fix BIT macro issue.

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This Replace all occurences of (1<<x) by BIT(x) and DMM32AT_CTRL(x),
DMM32AT_AI_CFG(x) macros to get rid of checkpatch.pl
"CHECK" output "Prefer using the BIT macro"

Signed-off-by: Ravishankar Karkala Mallikarjunayya <ravishankarkm32@xxxxxxxxx>
---
 drivers/staging/comedi/drivers/dmm32at.c | 98 ++++++++++++++++----------------
 1 file changed, 50 insertions(+), 48 deletions(-)

diff --git a/drivers/staging/comedi/drivers/dmm32at.c b/drivers/staging/comedi/drivers/dmm32at.c
index 958c0d4..0d50105 100644
--- a/drivers/staging/comedi/drivers/dmm32at.c
+++ b/drivers/staging/comedi/drivers/dmm32at.c
@@ -46,73 +46,75 @@
 #define DMM32AT_AI_START_CONV_REG	0x00
 #define DMM32AT_AI_LSB_REG		0x00
 #define DMM32AT_AUX_DOUT_REG		0x01
-#define DMM32AT_AUX_DOUT2		(1 << 2)  /* J3.42 - OUT2 (OUT2EN) */
-#define DMM32AT_AUX_DOUT1		(1 << 1)  /* J3.43 */
-#define DMM32AT_AUX_DOUT0		(1 << 0)  /* J3.44 - OUT0 (OUT0EN) */
+#define DMM32AT_AUX_DOUT2		BIT(2)  /* J3.42 - OUT2 (OUT2EN) */
+#define DMM32AT_AUX_DOUT1		BIT(1)  /* J3.43 */
+#define DMM32AT_AUX_DOUT0		BIT(0)  /* J3.44 - OUT0 (OUT0EN) */
 #define DMM32AT_AI_MSB_REG		0x01
 #define DMM32AT_AI_LO_CHAN_REG		0x02
 #define DMM32AT_AI_HI_CHAN_REG		0x03
 #define DMM32AT_AUX_DI_REG		0x04
-#define DMM32AT_AUX_DI_DACBUSY		(1 << 7)
-#define DMM32AT_AUX_DI_CALBUSY		(1 << 6)
-#define DMM32AT_AUX_DI3			(1 << 3)  /* J3.45 - ADCLK (CLKSEL) */
-#define DMM32AT_AUX_DI2			(1 << 2)  /* J3.46 - GATE12 (GT12EN) */
-#define DMM32AT_AUX_DI1			(1 << 1)  /* J3.47 - GATE0 (GT0EN) */
-#define DMM32AT_AUX_DI0			(1 << 0)  /* J3.48 - CLK0 (SRC0) */
+#define DMM32AT_AUX_DI_DACBUSY		BIT(7)
+#define DMM32AT_AUX_DI_CALBUSY		BIT(6)
+#define DMM32AT_AUX_DI3			BIT(3)  /* J3.45 - ADCLK (CLKSEL) */
+#define DMM32AT_AUX_DI2			BIT(2)  /* J3.46 - GATE12 (GT12EN) */
+#define DMM32AT_AUX_DI1			BIT(1)  /* J3.47 - GATE0 (GT0EN) */
+#define DMM32AT_AUX_DI0			BIT(0)  /* J3.48 - CLK0 (SRC0) */
 #define DMM32AT_AO_LSB_REG		0x04
 #define DMM32AT_AO_MSB_REG		0x05
 #define DMM32AT_AO_MSB_DACH(x)		((x) << 6)
 #define DMM32AT_FIFO_DEPTH_REG		0x06
 #define DMM32AT_FIFO_CTRL_REG		0x07
-#define DMM32AT_FIFO_CTRL_FIFOEN	(1 << 3)
-#define DMM32AT_FIFO_CTRL_SCANEN	(1 << 2)
-#define DMM32AT_FIFO_CTRL_FIFORST	(1 << 1)
+#define DMM32AT_FIFO_CTRL_FIFOEN	BIT(3)
+#define DMM32AT_FIFO_CTRL_SCANEN	BIT(2)
+#define DMM32AT_FIFO_CTRL_FIFORST	BIT(1)
 #define DMM32AT_FIFO_STATUS_REG		0x07
-#define DMM32AT_FIFO_STATUS_EF		(1 << 7)
-#define DMM32AT_FIFO_STATUS_HF		(1 << 6)
-#define DMM32AT_FIFO_STATUS_FF		(1 << 5)
-#define DMM32AT_FIFO_STATUS_OVF		(1 << 4)
-#define DMM32AT_FIFO_STATUS_FIFOEN	(1 << 3)
-#define DMM32AT_FIFO_STATUS_SCANEN	(1 << 2)
+#define DMM32AT_FIFO_STATUS_EF		BIT(7)
+#define DMM32AT_FIFO_STATUS_HF		BIT(6)
+#define DMM32AT_FIFO_STATUS_FF		BIT(5)
+#define DMM32AT_FIFO_STATUS_OVF		BIT(4)
+#define DMM32AT_FIFO_STATUS_FIFOEN	BIT(3)
+#define DMM32AT_FIFO_STATUS_SCANEN	BIT(2)
 #define DMM32AT_FIFO_STATUS_PAGE_MASK	(3 << 0)
 #define DMM32AT_CTRL_REG		0x08
-#define DMM32AT_CTRL_RESETA		(1 << 5)
-#define DMM32AT_CTRL_RESETD		(1 << 4)
-#define DMM32AT_CTRL_INTRST		(1 << 3)
-#define DMM32AT_CTRL_PAGE_8254		(0 << 0)
-#define DMM32AT_CTRL_PAGE_8255		(1 << 0)
-#define DMM32AT_CTRL_PAGE_CALIB		(3 << 0)
+#define DMM32AT_CTRL_RESETA		BIT(5)
+#define DMM32AT_CTRL_RESETD		BIT(4)
+#define DMM32AT_CTRL_INTRST		BIT(3)
+#define DMM32AT_CTRL(x)			((x) << 0)
+#define DMM32AT_CTRL_PAGE_8254		DMM32AT_CTRL(0)
+#define DMM32AT_CTRL_PAGE_8255		DMM32AT_CTRL(1)
+#define DMM32AT_CTRL_PAGE_CALIB		DMM32AT_CTRL(3)
 #define DMM32AT_AI_STATUS_REG		0x08
-#define DMM32AT_AI_STATUS_STS		(1 << 7)
-#define DMM32AT_AI_STATUS_SD1		(1 << 6)
-#define DMM32AT_AI_STATUS_SD0		(1 << 5)
+#define DMM32AT_AI_STATUS_STS		BIT(7)
+#define DMM32AT_AI_STATUS_SD1		BIT(6)
+#define DMM32AT_AI_STATUS_SD0		BIT(5)
 #define DMM32AT_AI_STATUS_ADCH_MASK	(0x1f << 0)
 #define DMM32AT_INTCLK_REG		0x09
-#define DMM32AT_INTCLK_ADINT		(1 << 7)
-#define DMM32AT_INTCLK_DINT		(1 << 6)
-#define DMM32AT_INTCLK_TINT		(1 << 5)
-#define DMM32AT_INTCLK_CLKEN		(1 << 1)  /* 1=see below  0=software */
-#define DMM32AT_INTCLK_CLKSEL		(1 << 0)  /* 1=OUT2  0=EXTCLK */
+#define DMM32AT_INTCLK_ADINT		BIT(7)
+#define DMM32AT_INTCLK_DINT		BIT(6)
+#define DMM32AT_INTCLK_TINT		BIT(5)
+#define DMM32AT_INTCLK_CLKEN		BIT(1)  /* 1=see below  0=software */
+#define DMM32AT_INTCLK_CLKSEL		BIT(0)  /* 1=OUT2  0=EXTCLK */
 #define DMM32AT_CTRDIO_CFG_REG		0x0a
-#define DMM32AT_CTRDIO_CFG_FREQ12	(1 << 7)  /* CLK12 1=100KHz 0=10MHz */
-#define DMM32AT_CTRDIO_CFG_FREQ0	(1 << 6)  /* CLK0  1=10KHz  0=10MHz */
-#define DMM32AT_CTRDIO_CFG_OUT2EN	(1 << 5)  /* J3.42 1=OUT2 is DOUT2 */
-#define DMM32AT_CTRDIO_CFG_OUT0EN	(1 << 4)  /* J3,44 1=OUT0 is DOUT0 */
-#define DMM32AT_CTRDIO_CFG_GT0EN	(1 << 2)  /* J3.47 1=DIN1 is GATE0 */
-#define DMM32AT_CTRDIO_CFG_SRC0		(1 << 1)  /* CLK0 is 0=FREQ0 1=J3.48 */
-#define DMM32AT_CTRDIO_CFG_GT12EN	(1 << 0)  /* J3.46 1=DIN2 is GATE12 */
+#define DMM32AT_CTRDIO_CFG_FREQ12	BIT(7)  /* CLK12 1=100KHz 0=10MHz */
+#define DMM32AT_CTRDIO_CFG_FREQ0	BIT(6)  /* CLK0  1=10KHz  0=10MHz */
+#define DMM32AT_CTRDIO_CFG_OUT2EN	BIT(5)  /* J3.42 1=OUT2 is DOUT2 */
+#define DMM32AT_CTRDIO_CFG_OUT0EN	BIT(4)  /* J3,44 1=OUT0 is DOUT0 */
+#define DMM32AT_CTRDIO_CFG_GT0EN	BIT(2)  /* J3.47 1=DIN1 is GATE0 */
+#define DMM32AT_CTRDIO_CFG_SRC0		BIT(1)  /* CLK0 is 0=FREQ0 1=J3.48 */
+#define DMM32AT_CTRDIO_CFG_GT12EN	BIT(0)  /* J3.46 1=DIN2 is GATE12 */
 #define DMM32AT_AI_CFG_REG		0x0b
-#define DMM32AT_AI_CFG_SCINT_20US	(0 << 4)
-#define DMM32AT_AI_CFG_SCINT_15US	(1 << 4)
-#define DMM32AT_AI_CFG_SCINT_10US	(2 << 4)
-#define DMM32AT_AI_CFG_SCINT_5US	(3 << 4)
-#define DMM32AT_AI_CFG_RANGE		(1 << 3)  /* 0=5V  1=10V */
-#define DMM32AT_AI_CFG_ADBU		(1 << 2)  /* 0=bipolar  1=unipolar */
+#define DMM32AT_AI_CFG(x)		((x) << 4)
+#define DMM32AT_AI_CFG_SCINT_20US	DMM32AT_AI_CFG(0)
+#define DMM32AT_AI_CFG_SCINT_15US	DMM32AT_AI_CFG(1)
+#define DMM32AT_AI_CFG_SCINT_10US	DMM32AT_AI_CFG(2)
+#define DMM32AT_AI_CFG_SCINT_5US	DMM32AT_AI_CFG(3)
+#define DMM32AT_AI_CFG_RANGE		BIT(3)  /* 0=5V  1=10V */
+#define DMM32AT_AI_CFG_ADBU		BIT(2)  /* 0=bipolar  1=unipolar */
 #define DMM32AT_AI_CFG_GAIN(x)		((x) << 0)
 #define DMM32AT_AI_READBACK_REG		0x0b
-#define DMM32AT_AI_READBACK_WAIT	(1 << 7)  /* DMM32AT_AI_STATUS_STS */
-#define DMM32AT_AI_READBACK_RANGE	(1 << 3)
-#define DMM32AT_AI_READBACK_ADBU	(1 << 2)
+#define DMM32AT_AI_READBACK_WAIT	BIT(7)  /* DMM32AT_AI_STATUS_STS */
+#define DMM32AT_AI_READBACK_RANGE	BIT(3)
+#define DMM32AT_AI_READBACK_ADBU	BIT(2)
 #define DMM32AT_AI_READBACK_GAIN_MASK	(3 << 0)
 
 #define DMM32AT_CLK1 0x0d
-- 
1.9.1

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