This variable in the private data is not necessary. Remove it.
Signed-off-by: H Hartley Sweeten <[email protected]>
Cc: Ian Abbott <[email protected]>
Cc: Greg Kroah-Hartman <[email protected]>
---
drivers/staging/comedi/drivers/rtd520.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/drivers/staging/comedi/drivers/rtd520.c
b/drivers/staging/comedi/drivers/rtd520.c
index 101be04..cdcd1d7 100644
--- a/drivers/staging/comedi/drivers/rtd520.c
+++ b/drivers/staging/comedi/drivers/rtd520.c
@@ -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;
};
@@ -1286,11 +1285,13 @@ 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 */
@@ -1329,8 +1330,7 @@ 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;
--
1.8.1.4
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