From 2cc71f0406f651ac3a5420c942614fb1104a18ad Mon Sep 17 00:00:00 2001 From: H Hartley Sweeten Date: Tue, 26 Mar 2013 15:01:39 -0700 Subject: [PATCH] staging: comedi: rtd520: remove utcCtrl from private data This variable in the private data is not necessary. Remove it. Signed-off-by: H Hartley Sweeten Reviewed-by: Ian Abbott Signed-off-by: Greg Kroah-Hartman --- drivers/staging/comedi/drivers/rtd520.c | 15 ++++----------- 1 file changed, 4 insertions(+), 11 deletions(-) diff --git a/drivers/staging/comedi/drivers/rtd520.c b/drivers/staging/comedi/drivers/rtd520.c index 5d7e385b3807..7183355d12ca 100644 --- a/drivers/staging/comedi/drivers/rtd520.c +++ b/drivers/staging/comedi/drivers/rtd520.c @@ -412,9 +412,6 @@ struct rtdPrivate { /* timer gate (when enabled) */ u8 utcGate[4]; /* 1 extra allows simple range check */ - /* shadow registers affect other registers, but can't be read back */ - /* The macros below update these on writes */ - u8 utcCtrl[4]; /* crtl mode for 3 utc + read back */ unsigned fifoLen; }; @@ -1325,14 +1322,10 @@ static void rtd_init_board(struct comedi_device *dev) writel(0, devpriv->las0 + LAS0_DAC2_RESET); /* clear digital IO fifo */ 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; - devpriv->utcCtrl[3] = (3 << 6) | 0x00; - writeb(devpriv->utcCtrl[0], devpriv->las0 + LAS0_UTC_CTRL); - writeb(devpriv->utcCtrl[1], devpriv->las0 + LAS0_UTC_CTRL); - writeb(devpriv->utcCtrl[2], devpriv->las0 + LAS0_UTC_CTRL); - writeb(devpriv->utcCtrl[3], devpriv->las0 + LAS0_UTC_CTRL); + writeb((0 << 6) | 0x30, devpriv->las0 + LAS0_UTC_CTRL); + writeb((1 << 6) | 0x30, devpriv->las0 + LAS0_UTC_CTRL); + writeb((2 << 6) | 0x30, devpriv->las0 + LAS0_UTC_CTRL); + writeb((3 << 6) | 0x00, devpriv->las0 + LAS0_UTC_CTRL); /* TODO: set user out source ??? */ } -- 2.39.5