diff options
Diffstat (limited to 'drivers/staging/comedi/drivers/pcm3724.c')
| -rw-r--r-- | drivers/staging/comedi/drivers/pcm3724.c | 27 |
1 files changed, 7 insertions, 20 deletions
diff --git a/drivers/staging/comedi/drivers/pcm3724.c b/drivers/staging/comedi/drivers/pcm3724.c index 6e0d78f6095b..6176dfa24801 100644 --- a/drivers/staging/comedi/drivers/pcm3724.c +++ b/drivers/staging/comedi/drivers/pcm3724.c @@ -33,8 +33,6 @@ Copy/pasted/hacked from pcm724.c #include "8255.h" -#define SIZE_8255 4 - #define BUF_C0 0x1 #define BUF_B0 0x2 #define BUF_A0 0x4 @@ -49,16 +47,6 @@ Copy/pasted/hacked from pcm724.c #define GATE_B1 0x10 #define GATE_C1 0x8 -/* from 8255.c */ -#define CR_CW 0x80 -#define _8255_CR 3 -#define CR_B_IO 0x02 -#define CR_B_MODE 0x04 -#define CR_C_IO 0x09 -#define CR_A_IO 0x10 -#define CR_A_MODE(a) ((a)<<5) -#define CR_CW 0x80 - /* used to track configured dios */ struct priv_pcm3724 { int dio_1; @@ -98,26 +86,26 @@ static void do_3724_config(struct comedi_device *dev, int buffer_config; unsigned long port_8255_cfg; - config = CR_CW; + config = I8255_CTRL_CW; buffer_config = 0; /* 1 in io_bits indicates output, 1 in config indicates input */ if (!(s->io_bits & 0x0000ff)) - config |= CR_A_IO; + config |= I8255_CTRL_A_IO; if (!(s->io_bits & 0x00ff00)) - config |= CR_B_IO; + config |= I8255_CTRL_B_IO; if (!(s->io_bits & 0xff0000)) - config |= CR_C_IO; + config |= I8255_CTRL_C_HI_IO | I8255_CTRL_C_LO_IO; buffer_config = compute_buffer(0, 0, s_dio1); buffer_config = compute_buffer(buffer_config, 1, s_dio2); if (s == s_dio1) - port_8255_cfg = dev->iobase + _8255_CR; + port_8255_cfg = dev->iobase + I8255_CTRL_REG; else - port_8255_cfg = dev->iobase + SIZE_8255 + _8255_CR; + port_8255_cfg = dev->iobase + I8255_SIZE + I8255_CTRL_REG; outb(buffer_config, dev->iobase + 8); /* update buffer register */ @@ -211,8 +199,7 @@ static int pcm3724_attach(struct comedi_device *dev, for (i = 0; i < dev->n_subdevices; i++) { s = &dev->subdevices[i]; - ret = subdev_8255_init(dev, s, NULL, - dev->iobase + SIZE_8255 * i); + ret = subdev_8255_init(dev, s, NULL, i * I8255_SIZE); if (ret) return ret; s->insn_config = subdev_3724_insn_config; |