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Commit 360235af authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Greg Kroah-Hartman
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staging: comedi: rtd520: remove dioStatus from private data 



This variable in the private data is not necessary. Remove it.

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 f88bb22f

drivers/staging/comedi/drivers/rtd520.c

+7 −7
Original line number Diff line number Diff line
@@ -417,7 +417,6 @@ struct rtdPrivate { 
	u16 intMask;		/* interrupt mask */

	u16 intClearMask;	/* interrupt clear mask */

	u8 utcCtrl[4];		/* crtl mode for 3 utc + read back */

	u8 dioStatus;		/* could be read back (dio0Ctrl) */

	unsigned fifoLen;

};
@@ -1292,11 +1291,13 @@ static int rtd_dio_insn_config(struct comedi_device *dev, 
	}



	/* TODO support digital match interrupts and strobes */

	devpriv->dioStatus = 0x01;	/* set direction */

	writew(devpriv->dioStatus, devpriv->las0 + LAS0_DIO_STATUS);



	/* set direction */

	writew(0x01, devpriv->las0 + LAS0_DIO_STATUS);

	writew(s->io_bits & 0xff, devpriv->las0 + LAS0_DIO0_CTRL);

	devpriv->dioStatus = 0x00;	/* clear interrupts */

	writew(devpriv->dioStatus, devpriv->las0 + LAS0_DIO_STATUS);



	/* clear interrupts */

	writew(0x00, devpriv->las0 + LAS0_DIO_STATUS);



	/* port1 can only be all input or all output */
@@ -1335,8 +1336,7 @@ static void rtd_init_board(struct comedi_device *dev) 
	writel(0, devpriv->las0 + LAS0_DAC1_RESET);

	writel(0, devpriv->las0 + LAS0_DAC2_RESET);

	/* clear digital IO fifo */

	devpriv->dioStatus = 0;

	writew(devpriv->dioStatus, devpriv->las0 + LAS0_DIO_STATUS);

	writew(0, devpriv->las0 + LAS0_DIO_STATUS);

	devpriv->utcCtrl[0] = (0 << 6) | 0x30;

	devpriv->utcCtrl[1] = (1 << 6) | 0x30;

	devpriv->utcCtrl[2] = (2 << 6) | 0x30;