mirror of https://gitee.com/openkylin/linux.git
staging: comedi: adl_pci9118: remove forward declarations
Move some of the functions to remove the need for the forward declarations. Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com> Cc: Ian Abbott <abbotti@mev.co.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
H Hartley Sweeten
Greg Kroah-Hartman
parent
435c8851ea
commit
5e49e5152c
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@ -346,25 +346,162 @@ struct pci9118_private {
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static int check_channel_list(struct comedi_device *dev,
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struct comedi_subdevice *s, int n_chan,
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unsigned int *chanlist, int frontadd,
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int backadd);
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unsigned int *chanlist, int frontadd, int backadd)
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{
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const struct boardtype *this_board = comedi_board(dev);
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struct pci9118_private *devpriv = dev->private;
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unsigned int i, differencial = 0, bipolar = 0;
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/* correct channel and range number check itself comedi/range.c */
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if (n_chan < 1) {
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comedi_error(dev, "range/channel list is empty!");
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return 0;
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}
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if ((frontadd + n_chan + backadd) > s->len_chanlist) {
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printk
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("comedi%d: range/channel list is too long for "
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"actual configuration (%d>%d)!",
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dev->minor, n_chan, s->len_chanlist - frontadd - backadd);
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return 0;
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}
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if (CR_AREF(chanlist[0]) == AREF_DIFF)
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differencial = 1; /* all input must be diff */
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if (CR_RANGE(chanlist[0]) < PCI9118_BIPOLAR_RANGES)
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bipolar = 1; /* all input must be bipolar */
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if (n_chan > 1)
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for (i = 1; i < n_chan; i++) { /* check S.E/diff */
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if ((CR_AREF(chanlist[i]) == AREF_DIFF) !=
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(differencial)) {
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comedi_error(dev,
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"Differencial and single ended "
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"inputs can't be mixtured!");
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return 0;
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}
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if ((CR_RANGE(chanlist[i]) < PCI9118_BIPOLAR_RANGES) !=
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(bipolar)) {
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comedi_error(dev,
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"Bipolar and unipolar ranges "
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"can't be mixtured!");
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return 0;
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}
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if (!devpriv->usemux && differencial &&
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(CR_CHAN(chanlist[i]) >= this_board->n_aichand)) {
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comedi_error(dev,
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"If AREF_DIFF is used then is "
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"available only first 8 channels!");
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return 0;
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}
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}
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return 1;
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}
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static int setup_channel_list(struct comedi_device *dev,
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struct comedi_subdevice *s, int n_chan,
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unsigned int *chanlist, int rot, int frontadd,
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int backadd, int usedma, char eoshandle);
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static void start_pacer(struct comedi_device *dev, int mode,
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unsigned int divisor1, unsigned int divisor2);
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static int pci9118_reset(struct comedi_device *dev);
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static int pci9118_exttrg_add(struct comedi_device *dev, unsigned char source);
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static int pci9118_exttrg_del(struct comedi_device *dev, unsigned char source);
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static int pci9118_ai_cancel(struct comedi_device *dev,
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struct comedi_subdevice *s);
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static void pci9118_calc_divisors(char mode, struct comedi_device *dev,
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struct comedi_subdevice *s,
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unsigned int *tim1, unsigned int *tim2,
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unsigned int flags, int chans,
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unsigned int *div1, unsigned int *div2,
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char usessh, unsigned int chnsshfront);
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int backadd, int usedma, char useeos)
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{
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struct pci9118_private *devpriv = dev->private;
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unsigned int i, differencial = 0, bipolar = 0;
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unsigned int scanquad, gain, ssh = 0x00;
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if (usedma == 1) {
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rot = 8;
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usedma = 0;
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}
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if (CR_AREF(chanlist[0]) == AREF_DIFF)
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differencial = 1; /* all input must be diff */
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if (CR_RANGE(chanlist[0]) < PCI9118_BIPOLAR_RANGES)
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bipolar = 1; /* all input must be bipolar */
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/* All is ok, so we can setup channel/range list */
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if (!bipolar) {
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devpriv->AdControlReg |= AdControl_UniP;
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/* set unibipolar */
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} else {
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devpriv->AdControlReg &= ((~AdControl_UniP) & 0xff);
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/* enable bipolar */
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}
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if (differencial) {
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devpriv->AdControlReg |= AdControl_Diff;
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/* enable diff inputs */
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} else {
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devpriv->AdControlReg &= ((~AdControl_Diff) & 0xff);
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/* set single ended inputs */
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}
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outl(devpriv->AdControlReg, dev->iobase + PCI9118_ADCNTRL);
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/* setup mode */
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outl(2, dev->iobase + PCI9118_SCANMOD);
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/* gods know why this sequence! */
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outl(0, dev->iobase + PCI9118_SCANMOD);
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outl(1, dev->iobase + PCI9118_SCANMOD);
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#ifdef PCI9118_PARANOIDCHECK
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devpriv->chanlistlen = n_chan;
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for (i = 0; i < (PCI9118_CHANLEN + 1); i++)
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devpriv->chanlist[i] = 0x55aa;
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#endif
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if (frontadd) { /* insert channels for S&H */
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ssh = devpriv->softsshsample;
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for (i = 0; i < frontadd; i++) {
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/* store range list to card */
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scanquad = CR_CHAN(chanlist[0]);
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/* get channel number; */
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gain = CR_RANGE(chanlist[0]);
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/* get gain number */
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scanquad |= ((gain & 0x03) << 8);
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outl(scanquad | ssh, dev->iobase + PCI9118_GAIN);
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ssh = devpriv->softsshhold;
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}
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}
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for (i = 0; i < n_chan; i++) { /* store range list to card */
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scanquad = CR_CHAN(chanlist[i]); /* get channel number */
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#ifdef PCI9118_PARANOIDCHECK
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devpriv->chanlist[i ^ usedma] = (scanquad & 0xf) << rot;
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#endif
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gain = CR_RANGE(chanlist[i]); /* get gain number */
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scanquad |= ((gain & 0x03) << 8);
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outl(scanquad | ssh, dev->iobase + PCI9118_GAIN);
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}
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if (backadd) { /* insert channels for fit onto 32bit DMA */
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for (i = 0; i < backadd; i++) { /* store range list to card */
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scanquad = CR_CHAN(chanlist[0]);
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/* get channel number */
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gain = CR_RANGE(chanlist[0]); /* get gain number */
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scanquad |= ((gain & 0x03) << 8);
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outl(scanquad | ssh, dev->iobase + PCI9118_GAIN);
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}
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}
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#ifdef PCI9118_PARANOIDCHECK
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devpriv->chanlist[n_chan ^ usedma] = devpriv->chanlist[0 ^ usedma];
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/* for 32bit operations */
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if (useeos) {
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for (i = 1; i < n_chan; i++) { /* store range list to card */
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devpriv->chanlist[(n_chan + i) ^ usedma] =
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(CR_CHAN(chanlist[i]) & 0xf) << rot;
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}
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devpriv->chanlist[(2 * n_chan) ^ usedma] =
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devpriv->chanlist[0 ^ usedma];
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/* for 32bit operations */
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useeos = 2;
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} else {
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useeos = 1;
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}
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#endif
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outl(0, dev->iobase + PCI9118_SCANMOD); /* close scan queue */
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/* udelay(100); important delay, or first sample will be crippled */
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return 1; /* we can serve this with scan logic */
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}
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static int pci9118_insn_read_ai(struct comedi_device *dev,
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struct comedi_subdevice *s,
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@ -540,6 +677,147 @@ static int move_block_from_dma(struct comedi_device *dev,
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return 0;
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}
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static int pci9118_exttrg_add(struct comedi_device *dev, unsigned char source)
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{
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struct pci9118_private *devpriv = dev->private;
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if (source > 3)
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return -1; /* incorrect source */
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devpriv->exttrg_users |= (1 << source);
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devpriv->IntControlReg |= Int_DTrg;
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outl(devpriv->IntControlReg, dev->iobase + PCI9118_INTCTRL);
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outl(inl(devpriv->iobase_a + AMCC_OP_REG_INTCSR) | 0x1f00,
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devpriv->iobase_a + AMCC_OP_REG_INTCSR);
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/* allow INT in AMCC */
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return 0;
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}
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static int pci9118_exttrg_del(struct comedi_device *dev, unsigned char source)
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{
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struct pci9118_private *devpriv = dev->private;
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if (source > 3)
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return -1; /* incorrect source */
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devpriv->exttrg_users &= ~(1 << source);
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if (!devpriv->exttrg_users) { /* shutdown ext trg intterrupts */
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devpriv->IntControlReg &= ~Int_DTrg;
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if (!devpriv->IntControlReg) /* all IRQ disabled */
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outl(inl(devpriv->iobase_a + AMCC_OP_REG_INTCSR) &
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(~0x00001f00),
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devpriv->iobase_a + AMCC_OP_REG_INTCSR);
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/* disable int in AMCC */
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outl(devpriv->IntControlReg, dev->iobase + PCI9118_INTCTRL);
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}
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return 0;
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}
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static void pci9118_calc_divisors(char mode, struct comedi_device *dev,
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struct comedi_subdevice *s,
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unsigned int *tim1, unsigned int *tim2,
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unsigned int flags, int chans,
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unsigned int *div1, unsigned int *div2,
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char usessh, unsigned int chnsshfront)
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{
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const struct boardtype *this_board = comedi_board(dev);
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struct pci9118_private *devpriv = dev->private;
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switch (mode) {
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case 1:
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case 4:
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if (*tim2 < this_board->ai_ns_min)
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*tim2 = this_board->ai_ns_min;
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i8253_cascade_ns_to_timer(devpriv->i8254_osc_base, div1, div2,
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tim2, flags & TRIG_ROUND_NEAREST);
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break;
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case 2:
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if (*tim2 < this_board->ai_ns_min)
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*tim2 = this_board->ai_ns_min;
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*div1 = *tim2 / devpriv->i8254_osc_base;
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/* convert timer (burst) */
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if (*div1 < this_board->ai_pacer_min)
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*div1 = this_board->ai_pacer_min;
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*div2 = *tim1 / devpriv->i8254_osc_base; /* scan timer */
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*div2 = *div2 / *div1; /* major timer is c1*c2 */
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if (*div2 < chans)
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*div2 = chans;
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*tim2 = *div1 * devpriv->i8254_osc_base;
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/* real convert timer */
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if (usessh & (chnsshfront == 0)) /* use BSSH signal */
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if (*div2 < (chans + 2))
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*div2 = chans + 2;
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*tim1 = *div1 * *div2 * devpriv->i8254_osc_base;
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break;
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}
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}
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static void start_pacer(struct comedi_device *dev, int mode,
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unsigned int divisor1, unsigned int divisor2)
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{
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outl(0x74, dev->iobase + PCI9118_CNTCTRL);
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outl(0xb4, dev->iobase + PCI9118_CNTCTRL);
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/* outl(0x30, dev->iobase + PCI9118_CNTCTRL); */
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udelay(1);
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if ((mode == 1) || (mode == 2) || (mode == 4)) {
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outl(divisor2 & 0xff, dev->iobase + PCI9118_CNT2);
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outl((divisor2 >> 8) & 0xff, dev->iobase + PCI9118_CNT2);
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outl(divisor1 & 0xff, dev->iobase + PCI9118_CNT1);
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outl((divisor1 >> 8) & 0xff, dev->iobase + PCI9118_CNT1);
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}
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}
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static int pci9118_ai_cancel(struct comedi_device *dev,
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struct comedi_subdevice *s)
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{
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struct pci9118_private *devpriv = dev->private;
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if (devpriv->usedma)
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outl(inl(devpriv->iobase_a + AMCC_OP_REG_MCSR) &
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(~EN_A2P_TRANSFERS),
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devpriv->iobase_a + AMCC_OP_REG_MCSR); /* stop DMA */
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pci9118_exttrg_del(dev, EXTTRG_AI);
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start_pacer(dev, 0, 0, 0); /* stop 8254 counters */
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devpriv->AdFunctionReg = AdFunction_PDTrg | AdFunction_PETrg;
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outl(devpriv->AdFunctionReg, dev->iobase + PCI9118_ADFUNC);
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/*
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* positive triggers, no S&H, no burst,
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* burst stop, no post trigger,
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* no about trigger, trigger stop
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*/
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devpriv->AdControlReg = 0x00;
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outl(devpriv->AdControlReg, dev->iobase + PCI9118_ADCNTRL);
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/*
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* bipolar, S.E., use 8254, stop 8354,
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* internal trigger, soft trigger,
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* disable INT and DMA
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*/
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outl(0, dev->iobase + PCI9118_BURST);
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outl(1, dev->iobase + PCI9118_SCANMOD);
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outl(2, dev->iobase + PCI9118_SCANMOD); /* reset scan queue */
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outl(0, dev->iobase + PCI9118_DELFIFO); /* flush FIFO */
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devpriv->ai_do = 0;
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devpriv->usedma = 0;
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devpriv->ai_act_scan = 0;
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devpriv->ai_act_dmapos = 0;
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s->async->cur_chan = 0;
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s->async->inttrig = NULL;
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devpriv->ai_buf_ptr = 0;
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devpriv->ai_neverending = 0;
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devpriv->dma_actbuf = 0;
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if (!devpriv->IntControlReg)
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outl(inl(devpriv->iobase_a + AMCC_OP_REG_INTCSR) | 0x1f00,
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devpriv->iobase_a + AMCC_OP_REG_INTCSR);
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/* allow INT in AMCC */
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return 0;
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}
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static char pci9118_decode_error_status(struct comedi_device *dev,
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struct comedi_subdevice *s,
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unsigned char m)
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@ -1581,306 +1859,6 @@ static int pci9118_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
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return ret;
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}
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static int check_channel_list(struct comedi_device *dev,
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struct comedi_subdevice *s, int n_chan,
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unsigned int *chanlist, int frontadd, int backadd)
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{
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const struct boardtype *this_board = comedi_board(dev);
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struct pci9118_private *devpriv = dev->private;
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unsigned int i, differencial = 0, bipolar = 0;
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/* correct channel and range number check itself comedi/range.c */
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if (n_chan < 1) {
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comedi_error(dev, "range/channel list is empty!");
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return 0;
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}
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if ((frontadd + n_chan + backadd) > s->len_chanlist) {
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printk
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("comedi%d: range/channel list is too long for "
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"actual configuration (%d>%d)!",
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dev->minor, n_chan, s->len_chanlist - frontadd - backadd);
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return 0;
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}
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if (CR_AREF(chanlist[0]) == AREF_DIFF)
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differencial = 1; /* all input must be diff */
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if (CR_RANGE(chanlist[0]) < PCI9118_BIPOLAR_RANGES)
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bipolar = 1; /* all input must be bipolar */
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if (n_chan > 1)
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for (i = 1; i < n_chan; i++) { /* check S.E/diff */
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if ((CR_AREF(chanlist[i]) == AREF_DIFF) !=
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(differencial)) {
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comedi_error(dev,
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"Differencial and single ended "
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"inputs can't be mixtured!");
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return 0;
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}
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if ((CR_RANGE(chanlist[i]) < PCI9118_BIPOLAR_RANGES) !=
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(bipolar)) {
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comedi_error(dev,
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"Bipolar and unipolar ranges "
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"can't be mixtured!");
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return 0;
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}
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if (!devpriv->usemux && differencial &&
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(CR_CHAN(chanlist[i]) >= this_board->n_aichand)) {
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comedi_error(dev,
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"If AREF_DIFF is used then is "
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"available only first 8 channels!");
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return 0;
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}
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}
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return 1;
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}
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static int setup_channel_list(struct comedi_device *dev,
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struct comedi_subdevice *s, int n_chan,
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unsigned int *chanlist, int rot, int frontadd,
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int backadd, int usedma, char useeos)
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{
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struct pci9118_private *devpriv = dev->private;
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unsigned int i, differencial = 0, bipolar = 0;
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unsigned int scanquad, gain, ssh = 0x00;
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if (usedma == 1) {
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rot = 8;
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usedma = 0;
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}
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if (CR_AREF(chanlist[0]) == AREF_DIFF)
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differencial = 1; /* all input must be diff */
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if (CR_RANGE(chanlist[0]) < PCI9118_BIPOLAR_RANGES)
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bipolar = 1; /* all input must be bipolar */
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/* All is ok, so we can setup channel/range list */
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if (!bipolar) {
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devpriv->AdControlReg |= AdControl_UniP;
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/* set unibipolar */
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} else {
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devpriv->AdControlReg &= ((~AdControl_UniP) & 0xff);
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/* enable bipolar */
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}
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if (differencial) {
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devpriv->AdControlReg |= AdControl_Diff;
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/* enable diff inputs */
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} else {
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devpriv->AdControlReg &= ((~AdControl_Diff) & 0xff);
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/* set single ended inputs */
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}
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|
||||
outl(devpriv->AdControlReg, dev->iobase + PCI9118_ADCNTRL);
|
||||
/* setup mode */
|
||||
|
||||
outl(2, dev->iobase + PCI9118_SCANMOD);
|
||||
/* gods know why this sequence! */
|
||||
outl(0, dev->iobase + PCI9118_SCANMOD);
|
||||
outl(1, dev->iobase + PCI9118_SCANMOD);
|
||||
|
||||
#ifdef PCI9118_PARANOIDCHECK
|
||||
devpriv->chanlistlen = n_chan;
|
||||
for (i = 0; i < (PCI9118_CHANLEN + 1); i++)
|
||||
devpriv->chanlist[i] = 0x55aa;
|
||||
#endif
|
||||
|
||||
if (frontadd) { /* insert channels for S&H */
|
||||
ssh = devpriv->softsshsample;
|
||||
for (i = 0; i < frontadd; i++) {
|
||||
/* store range list to card */
|
||||
scanquad = CR_CHAN(chanlist[0]);
|
||||
/* get channel number; */
|
||||
gain = CR_RANGE(chanlist[0]);
|
||||
/* get gain number */
|
||||
scanquad |= ((gain & 0x03) << 8);
|
||||
outl(scanquad | ssh, dev->iobase + PCI9118_GAIN);
|
||||
ssh = devpriv->softsshhold;
|
||||
}
|
||||
}
|
||||
|
||||
for (i = 0; i < n_chan; i++) { /* store range list to card */
|
||||
scanquad = CR_CHAN(chanlist[i]); /* get channel number */
|
||||
#ifdef PCI9118_PARANOIDCHECK
|
||||
devpriv->chanlist[i ^ usedma] = (scanquad & 0xf) << rot;
|
||||
#endif
|
||||
gain = CR_RANGE(chanlist[i]); /* get gain number */
|
||||
scanquad |= ((gain & 0x03) << 8);
|
||||
outl(scanquad | ssh, dev->iobase + PCI9118_GAIN);
|
||||
}
|
||||
|
||||
if (backadd) { /* insert channels for fit onto 32bit DMA */
|
||||
for (i = 0; i < backadd; i++) { /* store range list to card */
|
||||
scanquad = CR_CHAN(chanlist[0]);
|
||||
/* get channel number */
|
||||
gain = CR_RANGE(chanlist[0]); /* get gain number */
|
||||
scanquad |= ((gain & 0x03) << 8);
|
||||
outl(scanquad | ssh, dev->iobase + PCI9118_GAIN);
|
||||
}
|
||||
}
|
||||
#ifdef PCI9118_PARANOIDCHECK
|
||||
devpriv->chanlist[n_chan ^ usedma] = devpriv->chanlist[0 ^ usedma];
|
||||
/* for 32bit operations */
|
||||
if (useeos) {
|
||||
for (i = 1; i < n_chan; i++) { /* store range list to card */
|
||||
devpriv->chanlist[(n_chan + i) ^ usedma] =
|
||||
(CR_CHAN(chanlist[i]) & 0xf) << rot;
|
||||
}
|
||||
devpriv->chanlist[(2 * n_chan) ^ usedma] =
|
||||
devpriv->chanlist[0 ^ usedma];
|
||||
/* for 32bit operations */
|
||||
useeos = 2;
|
||||
} else {
|
||||
useeos = 1;
|
||||
}
|
||||
#endif
|
||||
outl(0, dev->iobase + PCI9118_SCANMOD); /* close scan queue */
|
||||
/* udelay(100); important delay, or first sample will be crippled */
|
||||
|
||||
return 1; /* we can serve this with scan logic */
|
||||
}
|
||||
|
||||
static void pci9118_calc_divisors(char mode, struct comedi_device *dev,
|
||||
struct comedi_subdevice *s,
|
||||
unsigned int *tim1, unsigned int *tim2,
|
||||
unsigned int flags, int chans,
|
||||
unsigned int *div1, unsigned int *div2,
|
||||
char usessh, unsigned int chnsshfront)
|
||||
{
|
||||
const struct boardtype *this_board = comedi_board(dev);
|
||||
struct pci9118_private *devpriv = dev->private;
|
||||
|
||||
switch (mode) {
|
||||
case 1:
|
||||
case 4:
|
||||
if (*tim2 < this_board->ai_ns_min)
|
||||
*tim2 = this_board->ai_ns_min;
|
||||
i8253_cascade_ns_to_timer(devpriv->i8254_osc_base, div1, div2,
|
||||
tim2, flags & TRIG_ROUND_NEAREST);
|
||||
break;
|
||||
case 2:
|
||||
if (*tim2 < this_board->ai_ns_min)
|
||||
*tim2 = this_board->ai_ns_min;
|
||||
*div1 = *tim2 / devpriv->i8254_osc_base;
|
||||
/* convert timer (burst) */
|
||||
if (*div1 < this_board->ai_pacer_min)
|
||||
*div1 = this_board->ai_pacer_min;
|
||||
*div2 = *tim1 / devpriv->i8254_osc_base; /* scan timer */
|
||||
*div2 = *div2 / *div1; /* major timer is c1*c2 */
|
||||
if (*div2 < chans)
|
||||
*div2 = chans;
|
||||
|
||||
*tim2 = *div1 * devpriv->i8254_osc_base;
|
||||
/* real convert timer */
|
||||
|
||||
if (usessh & (chnsshfront == 0)) /* use BSSH signal */
|
||||
if (*div2 < (chans + 2))
|
||||
*div2 = chans + 2;
|
||||
|
||||
*tim1 = *div1 * *div2 * devpriv->i8254_osc_base;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
static void start_pacer(struct comedi_device *dev, int mode,
|
||||
unsigned int divisor1, unsigned int divisor2)
|
||||
{
|
||||
outl(0x74, dev->iobase + PCI9118_CNTCTRL);
|
||||
outl(0xb4, dev->iobase + PCI9118_CNTCTRL);
|
||||
/* outl(0x30, dev->iobase + PCI9118_CNTCTRL); */
|
||||
udelay(1);
|
||||
|
||||
if ((mode == 1) || (mode == 2) || (mode == 4)) {
|
||||
outl(divisor2 & 0xff, dev->iobase + PCI9118_CNT2);
|
||||
outl((divisor2 >> 8) & 0xff, dev->iobase + PCI9118_CNT2);
|
||||
outl(divisor1 & 0xff, dev->iobase + PCI9118_CNT1);
|
||||
outl((divisor1 >> 8) & 0xff, dev->iobase + PCI9118_CNT1);
|
||||
}
|
||||
}
|
||||
|
||||
static int pci9118_exttrg_add(struct comedi_device *dev, unsigned char source)
|
||||
{
|
||||
struct pci9118_private *devpriv = dev->private;
|
||||
|
||||
if (source > 3)
|
||||
return -1; /* incorrect source */
|
||||
devpriv->exttrg_users |= (1 << source);
|
||||
devpriv->IntControlReg |= Int_DTrg;
|
||||
outl(devpriv->IntControlReg, dev->iobase + PCI9118_INTCTRL);
|
||||
outl(inl(devpriv->iobase_a + AMCC_OP_REG_INTCSR) | 0x1f00,
|
||||
devpriv->iobase_a + AMCC_OP_REG_INTCSR);
|
||||
/* allow INT in AMCC */
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int pci9118_exttrg_del(struct comedi_device *dev, unsigned char source)
|
||||
{
|
||||
struct pci9118_private *devpriv = dev->private;
|
||||
|
||||
if (source > 3)
|
||||
return -1; /* incorrect source */
|
||||
devpriv->exttrg_users &= ~(1 << source);
|
||||
if (!devpriv->exttrg_users) { /* shutdown ext trg intterrupts */
|
||||
devpriv->IntControlReg &= ~Int_DTrg;
|
||||
if (!devpriv->IntControlReg) /* all IRQ disabled */
|
||||
outl(inl(devpriv->iobase_a + AMCC_OP_REG_INTCSR) &
|
||||
(~0x00001f00),
|
||||
devpriv->iobase_a + AMCC_OP_REG_INTCSR);
|
||||
/* disable int in AMCC */
|
||||
outl(devpriv->IntControlReg, dev->iobase + PCI9118_INTCTRL);
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int pci9118_ai_cancel(struct comedi_device *dev,
|
||||
struct comedi_subdevice *s)
|
||||
{
|
||||
struct pci9118_private *devpriv = dev->private;
|
||||
|
||||
if (devpriv->usedma)
|
||||
outl(inl(devpriv->iobase_a + AMCC_OP_REG_MCSR) &
|
||||
(~EN_A2P_TRANSFERS),
|
||||
devpriv->iobase_a + AMCC_OP_REG_MCSR); /* stop DMA */
|
||||
pci9118_exttrg_del(dev, EXTTRG_AI);
|
||||
start_pacer(dev, 0, 0, 0); /* stop 8254 counters */
|
||||
devpriv->AdFunctionReg = AdFunction_PDTrg | AdFunction_PETrg;
|
||||
outl(devpriv->AdFunctionReg, dev->iobase + PCI9118_ADFUNC);
|
||||
/*
|
||||
* positive triggers, no S&H, no burst,
|
||||
* burst stop, no post trigger,
|
||||
* no about trigger, trigger stop
|
||||
*/
|
||||
devpriv->AdControlReg = 0x00;
|
||||
outl(devpriv->AdControlReg, dev->iobase + PCI9118_ADCNTRL);
|
||||
/*
|
||||
* bipolar, S.E., use 8254, stop 8354,
|
||||
* internal trigger, soft trigger,
|
||||
* disable INT and DMA
|
||||
*/
|
||||
outl(0, dev->iobase + PCI9118_BURST);
|
||||
outl(1, dev->iobase + PCI9118_SCANMOD);
|
||||
outl(2, dev->iobase + PCI9118_SCANMOD); /* reset scan queue */
|
||||
outl(0, dev->iobase + PCI9118_DELFIFO); /* flush FIFO */
|
||||
|
||||
devpriv->ai_do = 0;
|
||||
devpriv->usedma = 0;
|
||||
|
||||
devpriv->ai_act_scan = 0;
|
||||
devpriv->ai_act_dmapos = 0;
|
||||
s->async->cur_chan = 0;
|
||||
s->async->inttrig = NULL;
|
||||
devpriv->ai_buf_ptr = 0;
|
||||
devpriv->ai_neverending = 0;
|
||||
devpriv->dma_actbuf = 0;
|
||||
|
||||
if (!devpriv->IntControlReg)
|
||||
outl(inl(devpriv->iobase_a + AMCC_OP_REG_INTCSR) | 0x1f00,
|
||||
devpriv->iobase_a + AMCC_OP_REG_INTCSR);
|
||||
/* allow INT in AMCC */
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int pci9118_reset(struct comedi_device *dev)
|
||||
{
|
||||
struct pci9118_private *devpriv = dev->private;
|
||||
|
|
|
|||
Loading…
Reference in New Issue