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Commit aa66cd16 authored by Luca Ellero's avatar Luca Ellero Committed by Greg Kroah-Hartman
Browse files

staging: comedi: ni_usb6501: add counter commands 



Signed-off-by: default avatarLuca Ellero <luca.ellero@brickedbrain.com>
Reviewed-by: default avatarH Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent aff5b1f8

drivers/staging/comedi/drivers/ni_usb6501.c

+28 −1
Original line number Diff line number Diff line
@@ -98,6 +98,24 @@ static const u8 SET_PORT_DIR_REQUEST[] = {0x00, 0x01, 0x00, 0x18, 
					   0x00, 0x00, 0x05, 0x00,

					   0x00, 0x00, 0x00, 0x00};



/* Counter request packets */

static const u8 START_COUNTER_REQUEST[]	= {0x00, 0x01, 0x00, 0x0C,

					   0x00, 0x08, 0x01, 0x09,

					   0x02, 0x20, 0x00, 0x00};



static const u8 STOP_COUNTER_REQUEST[]	= {0x00, 0x01, 0x00, 0x0C,

					   0x00, 0x08, 0x01, 0x0C,

					   0x02, 0x20, 0x00, 0x00};



static const u8 READ_COUNTER_REQUEST[]	= {0x00, 0x01, 0x00, 0x0C,

					   0x00, 0x08, 0x01, 0x0E,

					   0x02, 0x20, 0x00, 0x00};



static const u8 WRITE_COUNTER_REQUEST[]	= {0x00, 0x01, 0x00, 0x10,

					   0x00, 0x0C, 0x01, 0x0F,

					   0x02, 0x20, 0x00, 0x00,

					   0x00, 0x00, 0x00, 0x00};



/* Response packets */

static const u8 GENERIC_RESPONSE[]	= {0x00, 0x01, 0x00, 0x0C,

					   0x00, 0x08, 0x01, 0x00,
@@ -108,10 +126,19 @@ static const u8 READ_PORT_RESPONSE[] = {0x00, 0x01, 0x00, 0x10, 
					   0x00, 0x00, 0x00, 0x02,

					   0x00, 0x03, 0x00, 0x00};



static const u8 READ_COUNTER_RESPONSE[]	= {0x00, 0x01, 0x00, 0x10,

					   0x00, 0x0C, 0x01, 0x00,

					   0x00, 0x00, 0x00, 0x02,

					   0x00, 0x00, 0x00, 0x00};



enum commands {

	READ_PORT,

	WRITE_PORT,

	SET_PORT_DIR

	SET_PORT_DIR,

	START_COUNTER,

	STOP_COUNTER,

	READ_COUNTER,

	WRITE_COUNTER

};



struct ni6501_private {