diff options
Diffstat (limited to 'drivers/staging/comedi/drivers/pcl818.c')
-rw-r--r-- | drivers/staging/comedi/drivers/pcl818.c | 40 |
1 files changed, 15 insertions, 25 deletions
diff --git a/drivers/staging/comedi/drivers/pcl818.c b/drivers/staging/comedi/drivers/pcl818.c index e1bdde977..5aeed44df 100644 --- a/drivers/staging/comedi/drivers/pcl818.c +++ b/drivers/staging/comedi/drivers/pcl818.c @@ -102,15 +102,6 @@ #include "comedi_isadma.h" #include "comedi_8254.h" -/* boards constants */ - -#define boardPCL818L 0 -#define boardPCL818H 1 -#define boardPCL818HD 2 -#define boardPCL818HG 3 -#define boardPCL818 4 -#define boardPCL718 5 - /* * Register I/O map */ @@ -124,23 +115,22 @@ #define PCL818_AO_MSB_REG(x) (0x05 + ((x) * 2)) #define PCL818_STATUS_REG 0x08 #define PCL818_STATUS_NEXT_CHAN_MASK (0xf << 0) -#define PCL818_STATUS_INT (1 << 4) -#define PCL818_STATUS_MUX (1 << 5) -#define PCL818_STATUS_UNI (1 << 6) -#define PCL818_STATUS_EOC (1 << 7) +#define PCL818_STATUS_INT BIT(4) +#define PCL818_STATUS_MUX BIT(5) +#define PCL818_STATUS_UNI BIT(6) +#define PCL818_STATUS_EOC BIT(7) #define PCL818_CTRL_REG 0x09 -#define PCL818_CTRL_DISABLE_TRIG (0 << 0) -#define PCL818_CTRL_SOFT_TRIG (1 << 0) -#define PCL818_CTRL_EXT_TRIG (2 << 0) -#define PCL818_CTRL_PACER_TRIG (3 << 0) -#define PCL818_CTRL_DMAE (1 << 2) +#define PCL818_CTRL_TRIG(x) (((x) & 0x3) << 0) +#define PCL818_CTRL_DISABLE_TRIG PCL818_CTRL_TRIG(0) +#define PCL818_CTRL_SOFT_TRIG PCL818_CTRL_TRIG(1) +#define PCL818_CTRL_EXT_TRIG PCL818_CTRL_TRIG(2) +#define PCL818_CTRL_PACER_TRIG PCL818_CTRL_TRIG(3) +#define PCL818_CTRL_DMAE BIT(2) #define PCL818_CTRL_IRQ(x) ((x) << 4) -#define PCL818_CTRL_INTE (1 << 7) +#define PCL818_CTRL_INTE BIT(7) #define PCL818_CNTENABLE_REG 0x0a -#define PCL818_CNTENABLE_PACER_ENA (0 << 0) -#define PCL818_CNTENABLE_PACER_TRIG0 (1 << 0) -#define PCL818_CNTENABLE_CNT0_EXT_CLK (0 << 1) -#define PCL818_CNTENABLE_CNT0_INT_CLK (1 << 1) +#define PCL818_CNTENABLE_PACER_TRIG0 BIT(0) +#define PCL818_CNTENABLE_CNT0_INT_CLK BIT(1) /* 0=ext clk */ #define PCL818_DO_DI_MSB_REG 0x0b #define PCL818_TIMER_BASE 0x0c @@ -740,7 +730,7 @@ static int pcl818_ai_cmd(struct comedi_device *dev, else ctrl |= PCL818_CTRL_EXT_TRIG; - outb(PCL818_CNTENABLE_PACER_ENA, dev->iobase + PCL818_CNTENABLE_REG); + outb(0, dev->iobase + PCL818_CNTENABLE_REG); if (dma) { /* setup and enable dma for the first buffer */ @@ -902,7 +892,7 @@ static void pcl818_reset(struct comedi_device *dev) pcl818_ai_set_chan_range(dev, 0, 0); /* stop pacer */ - outb(PCL818_CNTENABLE_PACER_ENA, dev->iobase + PCL818_CNTENABLE_REG); + outb(0, dev->iobase + PCL818_CNTENABLE_REG); /* set analog output channels to 0V */ for (chan = 0; chan < board->n_aochan; chan++) { |