staging: comedi: ni_at_ao: remove ATAO_SIZE define (6a6116c2) · Commits · 戴 / test

This define is only used during the board attach to specify the I/O region length. Remove the define and just open code the value. Signed-off-by:

drivers/staging/comedi/drivers/ni_at_ao.c

+1 −3

Original line number	Diff line number	Diff line
		@@ -42,8 +42,6 @@ Configuration options:
		/* board egisters */
		/* registers with _2_ are accessed when GRP2WR is set in CFG1 */

		#define ATAO_SIZE 0x20

		#define ATAO_2_DMATCCLR 0x00 /* W 16 */
		#define ATAO_DIN 0x00 /* R 16 */
		#define ATAO_DOUT 0x00 /* W 16 */
		@@ -327,7 +325,7 @@ static int atao_attach(struct comedi_device dev, struct comedi_devconfig it)

		ao_unipolar = it->options[3];

		ret = comedi_request_region(dev, it->options[0], ATAO_SIZE);
		ret = comedi_request_region(dev, it->options[0], 0x20);
		if (ret)
		return ret;