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staging: comedi: quatech_daqp_cs: tidy up aux register bitss

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For aesthetics, and use the BIT macro to define the bits and
define some macros for the timer mode and d/a update 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 14:23:03 -07:00
committed by Greg Kroah-Hartman
parent c06c3c953a
commit 3c56cdc5cc
1 changed files with 24 additions and 24 deletions
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48
drivers/staging/comedi/drivers/quatech_daqp_cs.c
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@@ -116,30 +116,30 @@
#define DAQP_TIMER_REG 0x0a /* and 0x0b (16-bit) */
#define DAQP_AUX_REG 0x0f
#define DAQP_AUX_TRIGGER_TTL 0x00
#define DAQP_AUX_TRIGGER_ANALOG 0x80
#define DAQP_AUX_TRIGGER_PRETRIGGER 0x40
#define DAQP_AUX_TIMER_INT_ENABLE 0x20
#define DAQP_AUX_TIMER_RELOAD 0x00
#define DAQP_AUX_TIMER_PAUSE 0x08
#define DAQP_AUX_TIMER_GO 0x10
#define DAQP_AUX_TIMER_GO_EXTERNAL 0x18
#define DAQP_AUX_TIMER_EXTERNAL_SRC 0x04
#define DAQP_AUX_TIMER_INTERNAL_SRC 0x00
#define DAQP_AUX_DA_DIRECT 0x00
#define DAQP_AUX_DA_OVERFLOW 0x01
#define DAQP_AUX_DA_EXTERNAL 0x02
#define DAQP_AUX_DA_PACER 0x03
#define DAQP_AUX_RUNNING 0x80
#define DAQP_AUX_TRIGGERED 0x40
#define DAQP_AUX_DA_BUFFER 0x20
#define DAQP_AUX_TIMER_OVERFLOW 0x10
#define DAQP_AUX_CONVERSION 0x08
#define DAQP_AUX_DATA_LOST 0x04
#define DAQP_AUX_FIFO_NEARFULL 0x02
#define DAQP_AUX_FIFO_EMPTY 0x01
/* Auxiliary Control register bits (write) */
#define DAQP_AUX_EXT_ANALOG_TRIG BIT(7)
#define DAQP_AUX_PRETRIG BIT(6)
#define DAQP_AUX_TIMER_INT_ENA BIT(5)
#define DAQP_AUX_TIMER_MODE(x) (((x) & 0x3) << 3)
#define DAQP_AUX_TIMER_MODE_RELOAD DAQP_AUX_TIMER_MODE(0)
#define DAQP_AUX_TIMER_MODE_PAUSE DAQP_AUX_TIMER_MODE(1)
#define DAQP_AUX_TIMER_MODE_GO DAQP_AUX_TIMER_MODE(2)
#define DAQP_AUX_TIMER_MODE_EXT DAQP_AUX_TIMER_MODE(3)
#define DAQP_AUX_TIMER_CLK_SRC_EXT BIT(2)
#define DAQP_AUX_DA_UPDATE(x) (((x) & 0x3) << 0)
#define DAQP_AUX_DA_UPDATE_DIRECT DAQP_AUX_DA_UPDATE(0)
#define DAQP_AUX_DA_UPDATE_OVERFLOW DAQP_AUX_DA_UPDATE(1)
#define DAQP_AUX_DA_UPDATE_EXTERNAL DAQP_AUX_DA_UPDATE(2)
#define DAQP_AUX_DA_UPDATE_PACER DAQP_AUX_DA_UPDATE(3)
/* Auxiliary Status register bits (read) */
#define DAQP_AUX_RUNNING BIT(7)
#define DAQP_AUX_TRIGGERED BIT(6)
#define DAQP_AUX_DA_BUFFER BIT(5)
#define DAQP_AUX_TIMER_OVERFLOW BIT(4)
#define DAQP_AUX_CONVERSION BIT(3)
#define DAQP_AUX_DATA_LOST BIT(2)
#define DAQP_AUX_FIFO_NEARFULL BIT(1)
#define DAQP_AUX_FIFO_EMPTY BIT(0)
#define DAQP_FIFO_SIZE 4096