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staging: comedi: quatech_daqp_cs: tidy up status register bits

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For aesthetics, move the bit defines for this register and use the
BIT macro to define the bits.

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>
This commit is contained in:
H Hartley Sweeten 2015-10-05 14:23:00 -07:00 • committed by Greg Kroah-Hartman
commit cd644206e2
1 changed files with 13 additions and 10 deletions
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23
drivers/staging/comedi/drivers/quatech_daqp_cs.c
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@ -78,6 +78,19 @@
#define DAQP_CTRL_TRIG_EDGE BIT(0) /* 0=rising; 1=falling */
#define DAQP_STATUS_REG 0x02
#define DAQP_STATUS_IDLE BIT(7)
#define DAQP_STATUS_RUNNING BIT(6)
#define DAQP_STATUS_DATA_LOST BIT(5)
#define DAQP_STATUS_END_OF_SCAN BIT(4)
#define DAQP_STATUS_FIFO_THRESHOLD BIT(3)
#define DAQP_STATUS_FIFO_FULL BIT(2)
#define DAQP_STATUS_FIFO_NEARFULL BIT(1)
#define DAQP_STATUS_FIFO_EMPTY BIT(0)
/* these bits clear when the status register is read */
#define DAQP_STATUS_EVENTS (DAQP_STATUS_DATA_LOST | \
DAQP_STATUS_END_OF_SCAN | \
DAQP_STATUS_FIFO_THRESHOLD)
#define DAQP_DI_REG 0x03
#define DAQP_DO_REG 0x03
#define DAQP_PACER_LOW_REG 0x04
@ -88,16 +101,6 @@
#define DAQP_TIMER_REG 0x0a
#define DAQP_AUX_REG 0x0f
#define DAQP_STATUS_IDLE 0x80
#define DAQP_STATUS_RUNNING 0x40
#define DAQP_STATUS_EVENTS 0x38
#define DAQP_STATUS_DATA_LOST 0x20
#define DAQP_STATUS_END_OF_SCAN 0x10
#define DAQP_STATUS_FIFO_THRESHOLD 0x08
#define DAQP_STATUS_FIFO_FULL 0x04
#define DAQP_STATUS_FIFO_NEARFULL 0x02
#define DAQP_STATUS_FIFO_EMPTY 0x01
#define DAQP_COMMAND_ARM 0x80
#define DAQP_COMMAND_RSTF 0x40
#define DAQP_COMMAND_RSTQ 0x20