diff options
| author | H Hartley Sweeten <hsweeten@visionengravers.com> | 2015-10-06 17:35:18 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-10-12 21:24:11 -0700 |
| commit | 377767135a7c6f6dc89b65680123411d4f470508 (patch) | |
| tree | 781340f463e17daf6feb569060e06101f892d3e4 /drivers/staging/comedi/drivers/ke_counter.c | |
| parent | 4403437e57c43c59c691a710a440d0924ed91b28 (diff) | |
staging: comedi: ke_counter: prefer using the BIT macro
Use a macro to define the clock source options. This fixes the
checkpatch.pl issue about:
CHECK: Prefer using the BIT macro
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/comedi/drivers/ke_counter.c')
| -rw-r--r-- | drivers/staging/comedi/drivers/ke_counter.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/staging/comedi/drivers/ke_counter.c b/drivers/staging/comedi/drivers/ke_counter.c index dc642edf4f65..93198abf0ee5 100644 --- a/drivers/staging/comedi/drivers/ke_counter.c +++ b/drivers/staging/comedi/drivers/ke_counter.c @@ -41,9 +41,10 @@ #define KE_MSB_REG(x) (0x0c + ((x) * 0x20)) #define KE_SIGN_REG(x) (0x10 + ((x) * 0x20)) #define KE_OSC_SEL_REG 0xf8 -#define KE_OSC_SEL_EXT (1 << 0) -#define KE_OSC_SEL_4MHZ (2 << 0) -#define KE_OSC_SEL_20MHZ (3 << 0) +#define KE_OSC_SEL_CLK(x) (((x) & 0x3) << 0) +#define KE_OSC_SEL_EXT KE_OSC_SEL_CLK(1) +#define KE_OSC_SEL_4MHZ KE_OSC_SEL_CLK(2) +#define KE_OSC_SEL_20MHZ KE_OSC_SEL_CLK(3) #define KE_DO_REG 0xfc static int ke_counter_insn_write(struct comedi_device *dev, |