Commit 77e546de authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Greg Kroah-Hartman
Browse files

staging: comedi: quatech_daqp_cs: tidy up scanlist register bits 



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

Signed-off-by: default avatarH Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: default avatarIan Abbott <abbotti@mev.co.uk>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent bd9d00f1

drivers/staging/comedi/drivers/quatech_daqp_cs.c

+8 −7
Original line number Diff line number Diff line
@@ -55,7 +55,15 @@ 
 * access the 16-bit data. Data is transferred LSB then MSB.

 */

#define DAQP_AI_FIFO_REG		0x00



#define DAQP_SCANLIST_REG		0x01

#define DAQP_SCANLIST_DIFFERENTIAL	BIT(14)

#define DAQP_SCANLIST_GAIN(x)		(((x) & 0x3) << 12)

#define DAQP_SCANLIST_CHANNEL(x)	(((x) & 0xf) << 8)

#define DAQP_SCANLIST_START		BIT(7)

#define DAQP_SCANLIST_EXT_GAIN(x)	(((x) & 0x3) << 4)

#define DAQP_SCANLIST_EXT_CHANNEL(x)	(((x) & 0xf) << 0)



#define DAQP_CTRL_REG			0x02

#define DAQP_STATUS_REG			0x02

#define DAQP_DI_REG			0x03
@@ -68,13 +76,6 @@ 
#define DAQP_TIMER_REG			0x0a

#define DAQP_AUX_REG			0x0f



#define DAQP_SCANLIST_DIFFERENTIAL	0x4000

#define DAQP_SCANLIST_GAIN(x)		((x) << 12)

#define DAQP_SCANLIST_CHANNEL(x)	((x) << 8)

#define DAQP_SCANLIST_START		0x0080

#define DAQP_SCANLIST_EXT_GAIN(x)	((x) << 4)

#define DAQP_SCANLIST_EXT_CHANNEL(x)	(x)



#define DAQP_CONTROL_PACER_CLK(x)	(((x) & 0x3) << 6)

#define DAQP_CONTROL_PACER_CLK_EXT	DAQP_CONTROL_PACER_CLK(0)

#define DAQP_CONTROL_PACER_CLK_5MHZ	DAQP_CONTROL_PACER_CLK(1)