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@@ -160,10 +160,6 @@ struct dmm32at_board {
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const char *name;
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};
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-/* this structure is for data unique to this hardware driver. If
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- * several hardware drivers keep similar information in this structure,
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- * feel free to suggest moving the variable to the struct comedi_device struct.
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- */
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struct dmm32at_private {
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int data;
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@@ -176,11 +172,6 @@ struct dmm32at_private {
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};
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-/*
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- * "instructions" read/write data in "one-shot" or "software-triggered"
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- * mode.
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- */
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-
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static int dmm32at_ai_rinsn(struct comedi_device *dev,
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struct comedi_subdevice *s,
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struct comedi_insn *insn, unsigned int *data)
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@@ -253,20 +244,9 @@ static int dmm32at_ai_rinsn(struct comedi_device *dev,
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return n;
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}
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-/* This function doesn't require a particular form, this is just
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- * what happens to be used in some of the drivers. It should
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- * convert ns nanoseconds to a counter value suitable for programming
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- * the device. Also, it should adjust ns so that it cooresponds to
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- * the actual time that the device will use. */
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static int dmm32at_ns_to_timer(unsigned int *ns, int round)
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{
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/* trivial timer */
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- /* if your timing is done through two cascaded timers, the
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- * i8253_cascade_ns_to_timer() function in 8253.h can be
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- * very helpful. There are also i8254_load() and i8254_mm_load()
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- * which can be used to load values into the ubiquitous 8254 counters
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- */
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-
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return *ns;
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}
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@@ -278,15 +258,6 @@ static int dmm32at_ai_cmdtest(struct comedi_device *dev,
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int tmp;
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int start_chan, gain, i;
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- /* printk("dmmat32 in command test\n"); */
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-
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- /* cmdtest tests a particular command to see if it is valid.
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- * Using the cmdtest ioctl, a user can create a valid cmd
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- * and then have it executes by the cmd ioctl.
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- *
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- * cmdtest returns 1,2,3,4 or 0, depending on which tests
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- * the command passes. */
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-
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/* step 1: make sure trigger sources are trivially valid */
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tmp = cmd->start_src;
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@@ -659,8 +630,6 @@ static int dmm32at_ao_winsn(struct comedi_device *dev,
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return i;
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}
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-/* AO subdevices should have a read insn as well as a write insn.
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- * Usually this means copying a value stored in devpriv. */
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static int dmm32at_ao_rinsn(struct comedi_device *dev,
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struct comedi_subdevice *s,
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struct comedi_insn *insn, unsigned int *data)
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@@ -675,11 +644,6 @@ static int dmm32at_ao_rinsn(struct comedi_device *dev,
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return i;
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}
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-/* DIO devices are slightly special. Although it is possible to
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- * implement the insn_read/insn_write interface, it is much more
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- * useful to applications if you implement the insn_bits interface.
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- * This allows packed reading/writing of the DIO channels. The
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- * comedi core can convert between insn_bits and insn_read/write */
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static int dmm32at_dio_insn_bits(struct comedi_device *dev,
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struct comedi_subdevice *s,
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struct comedi_insn *insn, unsigned int *data)
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@@ -853,10 +817,6 @@ static int dmm32at_attach(struct comedi_device *dev,
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dev->board_name = board->name;
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-/*
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- * Allocate the private structure area. alloc_private() is a
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- * convenient macro defined in comedidev.h.
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- */
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if (alloc_private(dev, sizeof(*devpriv)) < 0)
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return -ENOMEM;
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devpriv = dev->private;
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