Re: [PATCH] staging: comedi: addi_apci_1032: prefer using the BIT macro

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On 09/10/15 18:32, H Hartley Sweeten wrote:
As suggested by checkpatch.pl, use the BIT macro to define the
register bits.

Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>
Cc: Ian Abbott <abbotti@xxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
  drivers/staging/comedi/drivers/addi_apci_1032.c | 7 ++++---
  1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/comedi/drivers/addi_apci_1032.c b/drivers/staging/comedi/drivers/addi_apci_1032.c
index b37166d..ccd1a91 100644
--- a/drivers/staging/comedi/drivers/addi_apci_1032.c
+++ b/drivers/staging/comedi/drivers/addi_apci_1032.c
@@ -84,9 +84,10 @@
  #define APCI1032_MODE2_REG		0x08
  #define APCI1032_STATUS_REG		0x0c
  #define APCI1032_CTRL_REG		0x10
-#define APCI1032_CTRL_INT_OR		(0 << 1)
-#define APCI1032_CTRL_INT_AND		(1 << 1)
-#define APCI1032_CTRL_INT_ENA		(1 << 2)
+#define APCI1032_CTRL_INT_MODE(x)	(((x) & 0x1) << 1)
+#define APCI1032_CTRL_INT_OR		APCI1032_CTRL_INT_MODE(0)
+#define APCI1032_CTRL_INT_AND		APCI1032_CTRL_INT_MODE(1)
+#define APCI1032_CTRL_INT_ENA		BIT(2)

  struct apci1032_private {
  	unsigned long amcc_iobase;	/* base of AMCC I/O registers */


Reviewed-by: Ian Abbott <abbotti@xxxxxxxxx>

--
-=( Ian Abbott @ MEV Ltd.    E-mail: <abbotti@xxxxxxxxx> )=-
-=(                          Web: http://www.mev.co.uk/  )=-
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