#include <linux/ioport.h>
#include <linux/slab.h>
+
+#include "comedi_fc.h"
#include "8255.h"
#define _8255_SIZE 4
struct comedi_cmd *cmd)
{
int err = 0;
- unsigned int tmp;
-
- /* step 1 */
-
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_EXT;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_FOLLOW;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src, TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_FOLLOW);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_NONE);
if (err)
return 1;
- /* step 2 */
+ /* Step 2a : make sure trigger sources are unique */
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
struct comedi_cmd *cmd)
{
int err = 0;
- int tmp; /* divisor1,divisor2; */
- /* step 1: make sure trigger sources are trivially valid */
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW | TRIG_EXT;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_TIMER | TRIG_FOLLOW;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_TIMER;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src,
+ TRIG_TIMER | TRIG_FOLLOW);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_TIMER);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /* step 2: make sure trigger sources are unique and mutually compatible */
+ /* Step 2a : make sure trigger sources are unique */
- if (cmd->start_src != TRIG_NOW && cmd->start_src != TRIG_EXT)
- err++;
-
- if (cmd->scan_begin_src != TRIG_TIMER &&
- cmd->scan_begin_src != TRIG_FOLLOW)
- err++;
-
- if (cmd->convert_src != TRIG_TIMER)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->start_src);
+ err |= cfc_check_trigger_is_unique(cmd->scan_begin_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
- if (cmd->scan_end_src != TRIG_COUNT) {
- cmd->scan_end_src = TRIG_COUNT;
- err++;
- }
-
- if (cmd->stop_src != TRIG_NONE && cmd->stop_src != TRIG_COUNT)
- err++;
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
{
int err = 0;
- int tmp; /* divisor1,divisor2; */
unsigned int ui_ConvertTime = 0;
unsigned int ui_ConvertTimeBase = 0;
unsigned int ui_DelayTime = 0;
int i_Cpt = 0;
double d_ConversionTimeForAllChannels = 0.0;
double d_SCANTimeNewUnit = 0.0;
- /* step 1: make sure trigger sources are trivially valid */
-
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW | TRIG_EXT;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_TIMER | TRIG_FOLLOW;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_TIMER;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
- /* if(i_InterruptFlag==0) */
- if (s_BoardInfos[dev->minor].i_InterruptFlag == 0) {
- err++;
- /* printk("\nThe interrupt should be enabled\n"); */
- }
+
+ /* Step 1 : check if triggers are trivially valid */
+
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src,
+ TRIG_TIMER | TRIG_FOLLOW);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_TIMER);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
+
+ if (s_BoardInfos[dev->minor].i_InterruptFlag == 0)
+ err |= -EINVAL;
+
if (err) {
i_APCI3200_Reset(dev);
return 1;
}
- if (cmd->start_src != TRIG_NOW && cmd->start_src != TRIG_EXT) {
- err++;
- }
+ /* Step 2a : make sure trigger sources are unique */
+
+ err |= cfc_check_trigger_is_unique(&cmd->start_src);
+ err |= cfc_check_trigger_is_unique(&cmd->scan_begin_src);
+ err |= cfc_check_trigger_is_unique(&cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
+
if (cmd->start_src == TRIG_EXT) {
i_TriggerEdge = cmd->start_arg & 0xFFFF;
i_Triggermode = cmd->start_arg >> 16;
}
}
- if (cmd->scan_begin_src != TRIG_TIMER &&
- cmd->scan_begin_src != TRIG_FOLLOW)
- err++;
-
- if (cmd->convert_src != TRIG_TIMER)
- err++;
-
- if (cmd->scan_end_src != TRIG_COUNT) {
- cmd->scan_end_src = TRIG_COUNT;
- err++;
- }
-
- if (cmd->stop_src != TRIG_NONE && cmd->stop_src != TRIG_COUNT)
- err++;
-
if (err) {
i_APCI3200_Reset(dev);
return 2;
int range, reference;
int i;
- /* Step 1 : check if trigger are trivialy valid */
+ /* Step 1 : check if triggers are trivially valid */
error |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW);
error |= cfc_check_trigger_src(&cmd->scan_begin_src,
int tmp;
unsigned int divisor1 = 0, divisor2 = 0;
- /* step 1: make sure trigger sources are trivially valid */
+ /* Step 1 : check if triggers are trivially valid */
err |= cfc_check_trigger_src(&cmd->start_src,
TRIG_NOW | TRIG_EXT | TRIG_INT);
if (err)
return 1;
- /*
- * step 2:
- * make sure trigger sources are
- * unique and mutually compatible
- */
+ /* Step 2a : make sure trigger sources are unique */
- if (cmd->start_src != TRIG_NOW &&
- cmd->start_src != TRIG_INT && cmd->start_src != TRIG_EXT) {
- cmd->start_src = TRIG_NOW;
- err++;
- }
-
- if (cmd->scan_begin_src != TRIG_TIMER &&
- cmd->scan_begin_src != TRIG_EXT &&
- cmd->scan_begin_src != TRIG_INT &&
- cmd->scan_begin_src != TRIG_FOLLOW) {
- cmd->scan_begin_src = TRIG_FOLLOW;
- err++;
- }
-
- if (cmd->convert_src != TRIG_TIMER &&
- cmd->convert_src != TRIG_EXT && cmd->convert_src != TRIG_NOW) {
- cmd->convert_src = TRIG_TIMER;
- err++;
- }
-
- if (cmd->scan_end_src != TRIG_COUNT) {
- cmd->scan_end_src = TRIG_COUNT;
- err++;
- }
+ err |= cfc_check_trigger_is_unique(cmd->start_src);
+ err |= cfc_check_trigger_is_unique(cmd->scan_begin_src);
+ err |= cfc_check_trigger_is_unique(cmd->convert_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
- if (cmd->stop_src != TRIG_NONE &&
- cmd->stop_src != TRIG_COUNT &&
- cmd->stop_src != TRIG_INT && cmd->stop_src != TRIG_EXT) {
- cmd->stop_src = TRIG_COUNT;
- err++;
- }
+ /* Step 2b : and mutually compatible */
- if (cmd->start_src == TRIG_EXT && cmd->scan_begin_src == TRIG_EXT) {
- cmd->start_src = TRIG_NOW;
- err++;
- }
+ if (cmd->start_src == TRIG_EXT && cmd->scan_begin_src == TRIG_EXT)
+ err |= -EINVAL;
- if (cmd->start_src == TRIG_INT && cmd->scan_begin_src == TRIG_INT) {
- cmd->start_src = TRIG_NOW;
- err++;
- }
+ if (cmd->start_src == TRIG_INT && cmd->scan_begin_src == TRIG_INT)
+ err |= -EINVAL;
if ((cmd->scan_begin_src & (TRIG_TIMER | TRIG_EXT)) &&
- (!(cmd->convert_src & (TRIG_TIMER | TRIG_NOW)))) {
- cmd->convert_src = TRIG_TIMER;
- err++;
- }
+ (!(cmd->convert_src & (TRIG_TIMER | TRIG_NOW))))
+ err |= -EINVAL;
if ((cmd->scan_begin_src == TRIG_FOLLOW) &&
- (!(cmd->convert_src & (TRIG_TIMER | TRIG_EXT)))) {
- cmd->convert_src = TRIG_TIMER;
- err++;
- }
+ (!(cmd->convert_src & (TRIG_TIMER | TRIG_EXT))))
+ err |= -EINVAL;
- if (cmd->stop_src == TRIG_EXT && cmd->scan_begin_src == TRIG_EXT) {
- cmd->stop_src = TRIG_COUNT;
- err++;
- }
+ if (cmd->stop_src == TRIG_EXT && cmd->scan_begin_src == TRIG_EXT)
+ err |= -EINVAL;
if (err)
return 2;
int tmp;
unsigned int divisor1 = 0, divisor2 = 0;
- /* step 1: make sure trigger sources are trivially valid */
+ /* Step 1 : check if triggers are trivially valid */
err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW | TRIG_EXT);
err |= cfc_check_trigger_src(&cmd->scan_begin_src, TRIG_FOLLOW);
#include "../comedidev.h"
+#include "comedi_fc.h"
#include "8255.h"
#include "8253.h"
struct comedi_subdevice *s, struct comedi_cmd *cmd)
{
int err = 0;
- unsigned int tmp;
- /* step 1: make sure trigger sources are trivially valid */
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->start_src;
- cmd->start_src &= (TRIG_NOW | TRIG_INT);
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_EXT;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_NOW;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= (TRIG_COUNT | TRIG_NONE);
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW | TRIG_INT);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src, TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /* step 2: make sure trigger sources are unique and mutually
- compatible */
+ /* Step 2a : make sure trigger sources are unique */
- /* these tests are true if more than one _src bit is set */
- if ((cmd->start_src & (cmd->start_src - 1)) != 0)
- err++;
- if ((cmd->scan_begin_src & (cmd->scan_begin_src - 1)) != 0)
- err++;
- if ((cmd->convert_src & (cmd->convert_src - 1)) != 0)
- err++;
- if ((cmd->scan_end_src & (cmd->scan_end_src - 1)) != 0)
- err++;
- if ((cmd->stop_src & (cmd->stop_src - 1)) != 0)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->start_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
#include "../comedidev.h"
+#include "comedi_fc.h"
#include "8255.h"
#include "plx9052.h"
struct comedi_cmd *cmd)
{
int err = 0;
- int tmp;
- /* step 1 */
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_EXT;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_FOLLOW;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src, TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_FOLLOW);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_NONE);
if (err)
return 1;
- /* step 2: ignored */
+ /* Step 2a : make sure trigger sources are unique */
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
int err = 0;
unsigned int tmp;
- /* Step 1: make sure trigger sources are trivially valid. */
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_INT | TRIG_EXT;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_EXT | TRIG_TIMER;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_NOW;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_EXT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_INT | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src,
+ TRIG_EXT | TRIG_TIMER);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src,
+ TRIG_COUNT | TRIG_EXT | TRIG_NONE);
if (err)
return 1;
- /* Step 2: make sure trigger sources are unique and mutually
- * compatible. */
+ /* Step 2a : make sure trigger sources are unique */
- /* these tests are true if more than one _src bit is set */
- if ((cmd->start_src & (cmd->start_src - 1)) != 0)
- err++;
- if ((cmd->scan_begin_src & (cmd->scan_begin_src - 1)) != 0)
- err++;
- if ((cmd->convert_src & (cmd->convert_src - 1)) != 0)
- err++;
- if ((cmd->scan_end_src & (cmd->scan_end_src - 1)) != 0)
- err++;
- if ((cmd->stop_src & (cmd->stop_src - 1)) != 0)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->start_src);
+ err |= cfc_check_trigger_is_unique(cmd->scan_begin_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
- /* There's only one external trigger signal (which makes these
- * tests easier). Only one thing can use it. */
+ /* Step 2b : and mutually compatible */
+
+ /*
+ * There's only one external trigger signal (which makes these
+ * tests easier). Only one thing can use it.
+ */
tmp = 0;
if (cmd->start_src & TRIG_EXT)
tmp++;
if (cmd->stop_src & TRIG_EXT)
tmp++;
if (tmp > 1)
- err++;
+ err |= -EINVAL;
if (err)
return 2;
#include <linux/delay.h>
#include <linux/interrupt.h>
+#include "comedi_fc.h"
#include "8253.h"
#include "8255.h"
int err = 0;
unsigned int tmp;
- /* cmdtest tests a particular command to see if it is valid.
- * Using the cmdtest ioctl, a user can create a valid cmd
- * and then have it executes by the cmd ioctl.
- *
- * cmdtest returns 1,2,3,4 or 0, depending on which tests
- * the command passes. */
+ /* Step 1 : check if triggers are trivially valid */
- /* Step 1: make sure trigger sources are trivially valid.
- * "invalid source" returned by comedilib to user mode process
- * if this fails. */
-
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_INT;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_INT);
- tmp = cmd->scan_begin_src;
+ tmp = TRIG_TIMER | TRIG_INT;
if ((thisboard->min_hwver > 0) && (devpriv->hwver >= 2)) {
/*
* For PCI230+ hardware version 2 onwards, allow external
* scan_begin_src==TRIG_EXT support to be a bonus rather than a
* guarantee!
*/
- cmd->scan_begin_src &= TRIG_TIMER | TRIG_INT | TRIG_EXT;
- } else {
- cmd->scan_begin_src &= TRIG_TIMER | TRIG_INT;
+ tmp |= TRIG_EXT;
}
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src, tmp);
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_NOW;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /* Step 2: make sure trigger sources are unique and mutually compatible
- * "source conflict" returned by comedilib to user mode process
- * if this fails. */
+ /* Step 2a : make sure trigger sources are unique */
- /* these tests are true if more than one _src bit is set */
- if ((cmd->start_src & (cmd->start_src - 1)) != 0)
- err++;
- if ((cmd->scan_begin_src & (cmd->scan_begin_src - 1)) != 0)
- err++;
- if ((cmd->convert_src & (cmd->convert_src - 1)) != 0)
- err++;
- if ((cmd->scan_end_src & (cmd->scan_end_src - 1)) != 0)
- err++;
- if ((cmd->stop_src & (cmd->stop_src - 1)) != 0)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->scan_begin_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
int err = 0;
unsigned int tmp;
- /* cmdtest tests a particular command to see if it is valid.
- * Using the cmdtest ioctl, a user can create a valid cmd
- * and then have it executes by the cmd ioctl.
- *
- * cmdtest returns 1,2,3,4,5 or 0, depending on which tests
- * the command passes. */
+ /* Step 1 : check if triggers are trivially valid */
- /* Step 1: make sure trigger sources are trivially valid.
- * "invalid source" returned by comedilib to user mode process
- * if this fails. */
-
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW | TRIG_INT;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW | TRIG_INT);
- tmp = cmd->scan_begin_src;
- /* Unfortunately, we cannot trigger a scan off an external source
- * on the PCI260 board, since it uses the PPIC0 (DIO) input, which
- * isn't present on the PCI260. For PCI260+ we can use the
- * EXTTRIG/EXTCONVCLK input on pin 17 instead. */
+ tmp = TRIG_FOLLOW | TRIG_TIMER | TRIG_INT;
if ((thisboard->have_dio) || (thisboard->min_hwver > 0)) {
- cmd->scan_begin_src &= TRIG_FOLLOW | TRIG_TIMER | TRIG_INT
- | TRIG_EXT;
- } else {
- cmd->scan_begin_src &= TRIG_FOLLOW | TRIG_TIMER | TRIG_INT;
+ /*
+ * Unfortunately, we cannot trigger a scan off an external
+ * source on the PCI260 board, since it uses the PPIC0 (DIO)
+ * input, which isn't present on the PCI260. For PCI260+
+ * we can use the EXTTRIG/EXTCONVCLK input on pin 17 instead.
+ */
+ tmp |= TRIG_EXT;
}
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_TIMER | TRIG_INT | TRIG_EXT;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src, tmp);
+ err |= cfc_check_trigger_src(&cmd->convert_src,
+ TRIG_TIMER | TRIG_INT | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /* Step 2: make sure trigger sources are unique and mutually compatible
- * "source conflict" returned by comedilib to user mode process
- * if this fails. */
+ /* Step 2a : make sure trigger sources are unique */
- /* these tests are true if more than one _src bit is set */
- if ((cmd->start_src & (cmd->start_src - 1)) != 0)
- err++;
- if ((cmd->scan_begin_src & (cmd->scan_begin_src - 1)) != 0)
- err++;
- if ((cmd->convert_src & (cmd->convert_src - 1)) != 0)
- err++;
- if ((cmd->scan_end_src & (cmd->scan_end_src - 1)) != 0)
- err++;
- if ((cmd->stop_src & (cmd->stop_src - 1)) != 0)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->start_src);
+ err |= cfc_check_trigger_is_unique(cmd->scan_begin_src);
+ err |= cfc_check_trigger_is_unique(cmd->convert_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
- /* If scan_begin_src is not TRIG_FOLLOW, then a monostable will be
- * set up to generate a fixed number of timed conversion pulses. */
+ /*
+ * If scan_begin_src is not TRIG_FOLLOW, then a monostable will be
+ * set up to generate a fixed number of timed conversion pulses.
+ */
if ((cmd->scan_begin_src != TRIG_FOLLOW)
&& (cmd->convert_src != TRIG_TIMER))
- err++;
+ err |= -EINVAL;
if (err)
return 2;
#include <pcmcia/cistpl.h>
#include <pcmcia/ds.h>
+#include "comedi_fc.h"
#include "8253.h"
#define DAS16CS_SIZE 18
int err = 0;
int tmp;
- /* step 1: make sure trigger sources are trivially valid */
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_TIMER | TRIG_EXT;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_TIMER | TRIG_EXT;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src,
+ TRIG_TIMER | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->convert_src,
+ TRIG_TIMER | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /* step 2: make sure trigger sources are unique and
- * mutually compatible */
+ /* Step 2a : make sure trigger sources are unique */
- /* note that mutual compatibility is not an issue here */
- if (cmd->scan_begin_src != TRIG_TIMER &&
- cmd->scan_begin_src != TRIG_EXT)
- err++;
- if (cmd->convert_src != TRIG_TIMER && cmd->convert_src != TRIG_EXT)
- err++;
- if (cmd->stop_src != TRIG_COUNT && cmd->stop_src != TRIG_NONE)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->scan_begin_src);
+ err |= cfc_check_trigger_is_unique(cmd->convert_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
int tmp;
int i, gain, start_chan;
- /* step 1: trigger sources are trivially valid */
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW | TRIG_EXT;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_FOLLOW | TRIG_TIMER | TRIG_EXT;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_TIMER | TRIG_NOW | TRIG_EXT;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src,
+ TRIG_FOLLOW | TRIG_TIMER | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->convert_src,
+ TRIG_TIMER | TRIG_NOW | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /* step 2: trigger sources are unique and mutually compatible */
+ /* Step 2a : make sure trigger sources are unique */
- if (cmd->start_src != TRIG_NOW && cmd->start_src != TRIG_EXT)
- err++;
- if (cmd->scan_begin_src != TRIG_FOLLOW &&
- cmd->scan_begin_src != TRIG_TIMER &&
- cmd->scan_begin_src != TRIG_EXT)
- err++;
- if (cmd->convert_src != TRIG_TIMER &&
- cmd->convert_src != TRIG_EXT && cmd->convert_src != TRIG_NOW)
- err++;
- if (cmd->stop_src != TRIG_COUNT && cmd->stop_src != TRIG_NONE)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->start_src);
+ err |= cfc_check_trigger_is_unique(cmd->scan_begin_src);
+ err |= cfc_check_trigger_is_unique(cmd->convert_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
- /* make sure trigger sources are compatible with each other */
if (cmd->scan_begin_src == TRIG_FOLLOW && cmd->convert_src == TRIG_NOW)
- err++;
+ err |= -EINVAL;
if (cmd->scan_begin_src != TRIG_FOLLOW && cmd->convert_src != TRIG_NOW)
- err++;
+ err |= -EINVAL;
if (cmd->start_src == TRIG_EXT &&
(cmd->convert_src == TRIG_EXT || cmd->scan_begin_src == TRIG_EXT))
- err++;
+ err |= -EINVAL;
if (err)
return 2;
int err = 0;
int tmp;
- /* step 1: trigger sources are trivially valid */
-
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_INT;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_TIMER | TRIG_EXT;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_NOW;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_INT);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src,
+ TRIG_TIMER | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /* step 2: trigger sources are unique and mutually compatible */
+ /* Step 2a : make sure trigger sources are unique */
- if (cmd->scan_begin_src != TRIG_TIMER &&
- cmd->scan_begin_src != TRIG_EXT)
- err++;
- if (cmd->stop_src != TRIG_COUNT && cmd->stop_src != TRIG_NONE)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->scan_begin_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
struct comedi_cmd *cmd)
{
int err = 0;
- int tmp;
unsigned int tmp_arg, tmp_arg2;
int i;
int aref;
unsigned int triggers;
- /* step 1: make sure trigger sources are trivially valid */
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW | TRIG_EXT;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW | TRIG_EXT);
- tmp = cmd->scan_begin_src;
triggers = TRIG_TIMER;
if (board(dev)->layout == LAYOUT_4020)
triggers |= TRIG_OTHER;
else
triggers |= TRIG_FOLLOW;
- cmd->scan_begin_src &= triggers;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src, triggers);
- tmp = cmd->convert_src;
triggers = TRIG_TIMER;
if (board(dev)->layout == LAYOUT_4020)
triggers |= TRIG_NOW;
else
triggers |= TRIG_EXT;
- cmd->convert_src &= triggers;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->convert_src, triggers);
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_EXT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src,
+ TRIG_COUNT | TRIG_EXT | TRIG_NONE);
if (err)
return 1;
- /* step 2: make sure trigger sources are unique and mutually compatible */
+ /* Step 2a : make sure trigger sources are unique */
- /* uniqueness check */
- if (cmd->start_src != TRIG_NOW && cmd->start_src != TRIG_EXT)
- err++;
- if (cmd->scan_begin_src != TRIG_TIMER &&
- cmd->scan_begin_src != TRIG_OTHER &&
- cmd->scan_begin_src != TRIG_FOLLOW)
- err++;
- if (cmd->convert_src != TRIG_TIMER &&
- cmd->convert_src != TRIG_EXT && cmd->convert_src != TRIG_NOW)
- err++;
- if (cmd->stop_src != TRIG_COUNT &&
- cmd->stop_src != TRIG_NONE && cmd->stop_src != TRIG_EXT)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->start_src);
+ err |= cfc_check_trigger_is_unique(cmd->scan_begin_src);
+ err |= cfc_check_trigger_is_unique(cmd->convert_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
- /* compatibility check */
if (cmd->convert_src == TRIG_EXT && cmd->scan_begin_src == TRIG_TIMER)
- err++;
+ err |= -EINVAL;
if (cmd->stop_src != TRIG_COUNT &&
cmd->stop_src != TRIG_NONE && cmd->stop_src != TRIG_EXT)
- err++;
+ err |= -EINVAL;
if (err)
return 2;
struct comedi_cmd *cmd)
{
int err = 0;
- int tmp;
unsigned int tmp_arg;
int i;
- /* step 1: make sure trigger sources are trivially valid */
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_INT | TRIG_EXT;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_TIMER | TRIG_EXT;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_NOW;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_INT | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src,
+ TRIG_TIMER | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_NONE);
if (err)
return 1;
- /* step 2: make sure trigger sources are unique and mutually compatible */
+ /* Step 2a : make sure trigger sources are unique */
- /* uniqueness check */
- if (cmd->start_src != TRIG_INT && cmd->start_src != TRIG_EXT)
- err++;
- if (cmd->scan_begin_src != TRIG_TIMER &&
- cmd->scan_begin_src != TRIG_EXT)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->start_src);
+ err |= cfc_check_trigger_is_unique(cmd->scan_begin_src);
+
+ /* Step 2b : and mutually compatible */
- /* compatibility check */
if (cmd->convert_src == TRIG_EXT && cmd->scan_begin_src == TRIG_TIMER)
- err++;
+ err |= -EINVAL;
if (cmd->stop_src != TRIG_COUNT &&
cmd->stop_src != TRIG_NONE && cmd->stop_src != TRIG_EXT)
- err++;
+ err |= -EINVAL;
if (err)
return 2;
#include "../comedidev.h"
+#include "comedi_fc.h"
#include "8255.h"
/* PCI vendor number of ComputerBoards */
int err = 0;
int tmp;
- /* cmdtest tests a particular command to see if it is valid.
- * Using the cmdtest ioctl, a user can create a valid cmd
- * and then have it executes by the cmd ioctl.
- *
- * cmdtest returns 1,2,3,4 or 0, depending on which tests
- * the command passes. */
+ /* Step 1 : check if triggers are trivially valid */
- /* step 1: make sure trigger sources are trivially valid */
-
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_TIMER | TRIG_EXT;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_TIMER | TRIG_EXT;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src,
+ TRIG_TIMER | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->convert_src,
+ TRIG_TIMER | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /*
- * step 2: make sure trigger sources are unique and mutually
- * compatible
- */
+ /* Step 2a : make sure trigger sources are unique */
- /* note that mutual compatibility is not an issue here */
- if (cmd->scan_begin_src != TRIG_TIMER
- && cmd->scan_begin_src != TRIG_EXT)
- err++;
- if (cmd->convert_src != TRIG_TIMER && cmd->convert_src != TRIG_EXT)
- err++;
- if (cmd->stop_src != TRIG_TIMER && cmd->stop_src != TRIG_EXT)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->scan_begin_src);
+ err |= cfc_check_trigger_is_unique(cmd->convert_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
#include <linux/interrupt.h>
#include <linux/ioport.h>
+#include "comedi_fc.h"
+
#define PARPORT_SIZE 3
#define PARPORT_A 0
struct comedi_cmd *cmd)
{
int err = 0;
- int tmp;
-
- /* step 1 */
-
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_EXT;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_FOLLOW;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src, TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_FOLLOW);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_NONE);
if (err)
return 1;
- /* step 2: ignored */
+ /* Step 2a : make sure trigger sources are unique */
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
int err = 0;
int tmp;
- /* step 1: make sure trigger sources are trivially valid */
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_TIMER;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_NOW | TRIG_TIMER;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src, TRIG_TIMER);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_NOW | TRIG_TIMER);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /*
- * step 2: make sure trigger sources are unique and mutually compatible
- */
+ /* Step 2a : make sure trigger sources are unique */
- if (cmd->convert_src != TRIG_NOW && cmd->convert_src != TRIG_TIMER)
- err++;
- if (cmd->stop_src != TRIG_COUNT && cmd->stop_src != TRIG_NONE)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->convert_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
int gain, start_chan, i;
int mask;
- /* make sure triggers are valid */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
+ /* Step 1 : check if triggers are trivially valid */
+
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW);
- tmp = cmd->scan_begin_src;
mask = TRIG_FOLLOW;
/* if board supports burst mode */
if (board->size > 0x400)
mask |= TRIG_TIMER | TRIG_EXT;
- cmd->scan_begin_src &= mask;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src, mask);
tmp = cmd->convert_src;
mask = TRIG_TIMER | TRIG_EXT;
/* if board supports burst mode */
if (board->size > 0x400)
mask |= TRIG_NOW;
- cmd->convert_src &= mask;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->convert_src, mask);
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /**
- * step 2: make sure trigger sources are unique and
- * mutually compatible
- */
- if (cmd->scan_begin_src != TRIG_TIMER &&
- cmd->scan_begin_src != TRIG_EXT &&
- cmd->scan_begin_src != TRIG_FOLLOW)
- err++;
- if (cmd->convert_src != TRIG_TIMER &&
- cmd->convert_src != TRIG_EXT && cmd->convert_src != TRIG_NOW)
- err++;
- if (cmd->stop_src != TRIG_NONE && cmd->stop_src != TRIG_COUNT)
- err++;
+ /* Step 2a : make sure trigger sources are unique */
+
+ err |= cfc_check_trigger_is_unique(cmd->scan_begin_src);
+ err |= cfc_check_trigger_is_unique(cmd->convert_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
/* make sure scan_begin_src and convert_src dont conflict */
if (cmd->scan_begin_src == TRIG_FOLLOW && cmd->convert_src == TRIG_NOW)
- err++;
+ err |= -EINVAL;
if (cmd->scan_begin_src != TRIG_FOLLOW && cmd->convert_src != TRIG_NOW)
- err++;
+ err |= -EINVAL;
if (err)
return 2;
const struct das16m1_board *board = comedi_board(dev);
unsigned int err = 0, tmp, i;
- /* make sure triggers are valid */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW | TRIG_EXT;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_FOLLOW;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_TIMER | TRIG_EXT;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src, TRIG_FOLLOW);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_TIMER | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /* step 2: make sure trigger sources are unique and mutually compatible */
- if (cmd->stop_src != TRIG_COUNT && cmd->stop_src != TRIG_NONE)
- err++;
- if (cmd->start_src != TRIG_NOW && cmd->start_src != TRIG_EXT)
- err++;
- if (cmd->convert_src != TRIG_TIMER && cmd->convert_src != TRIG_EXT)
- err++;
+ /* Step 2a : make sure trigger sources are unique */
+
+ err |= cfc_check_trigger_is_unique(cmd->start_src);
+ err |= cfc_check_trigger_is_unique(cmd->convert_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
struct comedi_cmd *cmd)
{
int err = 0;
- int tmp;
unsigned int tmp_arg;
int i;
int unipolar;
- /* step 1: make sure trigger sources are trivially valid */
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW | TRIG_EXT;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_FOLLOW | TRIG_TIMER | TRIG_EXT;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_TIMER | TRIG_EXT;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_EXT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src,
+ TRIG_FOLLOW | TRIG_TIMER | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_TIMER | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src,
+ TRIG_COUNT | TRIG_EXT | TRIG_NONE);
if (err)
return 1;
- /* step 2: make sure trigger sources are unique and mutually compatible */
+ /* Step 2a : make sure trigger sources are unique */
+
+ err |= cfc_check_trigger_is_unique(cmd->start_src);
+ err |= cfc_check_trigger_is_unique(cmd->scan_begin_src);
+ err |= cfc_check_trigger_is_unique(cmd->convert_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
- /* uniqueness check */
- if (cmd->start_src != TRIG_NOW && cmd->start_src != TRIG_EXT)
- err++;
- if (cmd->scan_begin_src != TRIG_FOLLOW &&
- cmd->scan_begin_src != TRIG_TIMER &&
- cmd->scan_begin_src != TRIG_EXT)
- err++;
- if (cmd->convert_src != TRIG_TIMER && cmd->convert_src != TRIG_EXT)
- err++;
- if (cmd->stop_src != TRIG_COUNT &&
- cmd->stop_src != TRIG_NONE && cmd->stop_src != TRIG_EXT)
- err++;
- /* compatibility check */
if (cmd->scan_begin_src != TRIG_FOLLOW &&
cmd->convert_src != TRIG_TIMER)
- err++;
+ err |= -EINVAL;
if (err)
return 2;
int gain, startChan;
int i;
- /* step 1: make sure trigger sources are trivially valid */
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW | TRIG_EXT;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_FOLLOW;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_TIMER | TRIG_EXT;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src, TRIG_FOLLOW);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_TIMER | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /* step 2: make sure trigger sources are unique and mutually compatible */
+ /* Step 2a : make sure trigger sources are unique */
- if (cmd->start_src != TRIG_NOW && cmd->start_src != TRIG_EXT)
- err++;
- if (cmd->convert_src != TRIG_TIMER && cmd->convert_src != TRIG_EXT)
- err++;
- if (cmd->stop_src != TRIG_COUNT && cmd->stop_src != TRIG_NONE)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->start_src);
+ err |= cfc_check_trigger_is_unique(cmd->convert_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
#include "../comedidev.h"
#include <linux/ioport.h>
+#include "comedi_fc.h"
+
/* Board register addresses */
#define DMM32AT_MEMSIZE 0x10
int tmp;
int start_chan, gain, i;
- /* step 1: make sure trigger sources are trivially valid */
-
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_TIMER /*| TRIG_EXT */ ;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_TIMER /*| TRIG_EXT */ ;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src,
+ TRIG_TIMER /*| TRIG_EXT */);
+ err |= cfc_check_trigger_src(&cmd->convert_src,
+ TRIG_TIMER /*| TRIG_EXT */);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /* step 2: make sure trigger sources are unique and mutually
- * compatible */
+ /* Step 2a : make sure trigger sources are unique */
- /* note that mutual compatibility is not an issue here */
- if (cmd->scan_begin_src != TRIG_TIMER &&
- cmd->scan_begin_src != TRIG_EXT)
- err++;
- if (cmd->convert_src != TRIG_TIMER && cmd->convert_src != TRIG_EXT)
- err++;
- if (cmd->stop_src != TRIG_COUNT && cmd->stop_src != TRIG_NONE)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->scan_begin_src);
+ err |= cfc_check_trigger_is_unique(cmd->convert_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
#include <linux/ioport.h>
#include <linux/delay.h>
+#include "comedi_fc.h"
+
#define DT2814_SIZE 2
#define DT2814_CSR 0
int err = 0;
int tmp;
- /* step 1: make sure trigger sources are trivially valid */
-
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_TIMER;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_NOW;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src, TRIG_TIMER);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /* step 2: make sure trigger sources are
- * unique and mutually compatible */
+ /* Step 2a : make sure trigger sources are unique */
- /* note that mutual compatibility is not an issue here */
- if (cmd->stop_src != TRIG_TIMER && cmd->stop_src != TRIG_EXT)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
int err = 0;
int tmp;
- /* step 1: make sure trigger sources are trivially valid */
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_FOLLOW | TRIG_EXT;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_TIMER;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src,
+ TRIG_FOLLOW | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_TIMER);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /*
- * step 2: make sure trigger sources are unique
- * and mutually compatible
- */
+ /* Step 2a : make sure trigger sources are unique */
- /* note that mutual compatibility is not an issue here */
- if (cmd->scan_begin_src != TRIG_FOLLOW &&
- cmd->scan_begin_src != TRIG_EXT)
- err++;
- if (cmd->stop_src != TRIG_COUNT && cmd->stop_src != TRIG_NONE)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->scan_begin_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
int err = 0;
int tmp;
- /* step 1: make sure trigger sources are trivially valid */
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_INT;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_TIMER;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_NOW;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_INT);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src, TRIG_TIMER);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /*
- * step 2: make sure trigger sources are unique
- * and mutually compatible
- */
+ /* Step 2a : make sure trigger sources are unique */
- /* note that mutual compatibility is not an issue here */
- if (cmd->stop_src != TRIG_COUNT && cmd->stop_src != TRIG_NONE)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
#include "../comedidev.h"
#include <linux/delay.h>
+#include "comedi_fc.h"
+
#define PCI_VENDOR_ID_DT 0x1116
static const struct comedi_lrange range_dt3000_ai = { 4, {
int err = 0;
int tmp;
- /* step 1: make sure trigger sources are trivially valid */
-
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_TIMER;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_TIMER;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src, TRIG_TIMER);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_TIMER);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT);
if (err)
return 1;
- /* step 2: make sure trigger sources are unique and mutually compatible */
+ /* Step 2a : make sure trigger sources are unique */
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
struct comedi_cmd *cmd)
{
int err = 0;
- int tmp;
int i;
- /* step 1: make sure trigger sources are trivially valid */
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_EXT;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_NOW;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src, TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /* step 2: make sure trigger sources are unique and mutually
- * compatible */
+ /* Step 2a : make sure trigger sources are unique */
- /* uniqueness check */
- if (cmd->stop_src != TRIG_COUNT && cmd->stop_src != TRIG_NONE)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
#include <linux/list.h>
#include <linux/spinlock.h>
+#include "comedi_fc.h"
#include "8253.h"
#if 0
return 0;
}
-/*
- * me4000_ai_do_cmd_test():
- *
- * The demo cmd.c in ./comedilib/demo specifies 6 return values:
- * - success
- * - invalid source
- * - source conflict
- * - invalid argument
- * - argument conflict
- * - invalid chanlist
- * So I tried to adopt this scheme.
- */
static int me4000_ai_do_cmd_test(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_cmd *cmd)
/* Round the timer arguments */
ai_round_cmd_args(dev, s, cmd, &init_ticks, &scan_ticks, &chan_ticks);
- /*
- * Stage 1. Check if the trigger sources are generally valid.
- */
- switch (cmd->start_src) {
- case TRIG_NOW:
- case TRIG_EXT:
- break;
- case TRIG_ANY:
- cmd->start_src &= TRIG_NOW | TRIG_EXT;
- err++;
- break;
- default:
- dev_err(dev->class_dev, "Invalid start source\n");
- cmd->start_src = TRIG_NOW;
- err++;
- }
- switch (cmd->scan_begin_src) {
- case TRIG_FOLLOW:
- case TRIG_TIMER:
- case TRIG_EXT:
- break;
- case TRIG_ANY:
- cmd->scan_begin_src &= TRIG_FOLLOW | TRIG_TIMER | TRIG_EXT;
- err++;
- break;
- default:
- dev_err(dev->class_dev, "Invalid scan begin source\n");
- cmd->scan_begin_src = TRIG_FOLLOW;
- err++;
- }
- switch (cmd->convert_src) {
- case TRIG_TIMER:
- case TRIG_EXT:
- break;
- case TRIG_ANY:
- cmd->convert_src &= TRIG_TIMER | TRIG_EXT;
- err++;
- break;
- default:
- dev_err(dev->class_dev, "Invalid convert source\n");
- cmd->convert_src = TRIG_TIMER;
- err++;
- }
- switch (cmd->scan_end_src) {
- case TRIG_NONE:
- case TRIG_COUNT:
- break;
- case TRIG_ANY:
- cmd->scan_end_src &= TRIG_NONE | TRIG_COUNT;
- err++;
- break;
- default:
- dev_err(dev->class_dev, "Invalid scan end source\n");
- cmd->scan_end_src = TRIG_NONE;
- err++;
- }
- switch (cmd->stop_src) {
- case TRIG_NONE:
- case TRIG_COUNT:
- break;
- case TRIG_ANY:
- cmd->stop_src &= TRIG_NONE | TRIG_COUNT;
- err++;
- break;
- default:
- dev_err(dev->class_dev, "Invalid stop source\n");
- cmd->stop_src = TRIG_NONE;
- err++;
- }
+ /* Step 1 : check if triggers are trivially valid */
+
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src,
+ TRIG_FOLLOW | TRIG_TIMER | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_TIMER | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src,
+ TRIG_NONE | TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_NONE | TRIG_COUNT);
+
if (err)
return 1;
- /*
- * Stage 2. Check for trigger source conflicts.
- */
+ /* Step 2a : make sure trigger sources are unique */
+
+ err |= cfc_check_trigger_is_unique(cmd->start_src);
+ err |= cfc_check_trigger_is_unique(cmd->scan_begin_src);
+ err |= cfc_check_trigger_is_unique(cmd->convert_src);
+ err |= cfc_check_trigger_is_unique(cmd->scan_end_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
+
if (cmd->start_src == TRIG_NOW &&
cmd->scan_begin_src == TRIG_TIMER &&
cmd->convert_src == TRIG_TIMER) {
cmd->scan_begin_src == TRIG_EXT &&
cmd->convert_src == TRIG_EXT) {
} else {
- dev_err(dev->class_dev, "Invalid start trigger combination\n");
- cmd->start_src = TRIG_NOW;
- cmd->scan_begin_src = TRIG_FOLLOW;
- cmd->convert_src = TRIG_TIMER;
- err++;
+ err |= -EINVAL;
}
if (cmd->stop_src == TRIG_NONE && cmd->scan_end_src == TRIG_NONE) {
} else if (cmd->stop_src == TRIG_COUNT &&
cmd->scan_end_src == TRIG_COUNT) {
} else {
- dev_err(dev->class_dev, "Invalid stop trigger combination\n");
- cmd->stop_src = TRIG_NONE;
- cmd->scan_end_src = TRIG_NONE;
- err++;
+ err |= -EINVAL;
}
+
if (err)
return 2;
#include <linux/interrupt.h>
#include "../comedidev.h"
+#include "comedi_fc.h"
#include "mite.h"
#define DRIVER_NAME "ni_6527"
struct comedi_cmd *cmd)
{
int err = 0;
- int tmp;
- /* step 1: make sure trigger sources are trivially valid */
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_OTHER;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_FOLLOW;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src, TRIG_OTHER);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_FOLLOW);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT);
if (err)
return 1;
- /* step 2: make sure trigger sources are unique and */
- /* are mutually compatible */
+ /* Step 2a : make sure trigger sources are unique */
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
#include <linux/slab.h>
#include "../comedidev.h"
+#include "comedi_fc.h"
#include "mite.h"
#define NI6514_DIO_SIZE 4096
struct comedi_cmd *cmd)
{
int err = 0;
- int tmp;
- /* step 1: make sure trigger sources are trivially valid */
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_OTHER;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_FOLLOW;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src, TRIG_OTHER);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_FOLLOW);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT);
if (err)
return 1;
- /* step 2: make sure trigger sources are unique and mutually
- compatible */
+ /* Step 2a : make sure trigger sources are unique */
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
int startChan;
int i;
- /* step 1: make sure trigger sources are trivially valid */
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW | TRIG_EXT;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_TIMER;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_NOW;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src, TRIG_TIMER);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /*
- * step 2: make sure trigger sources are unique and mutually
- * compatible
- */
+ /* Step 2a : make sure trigger sources are unique */
- if (cmd->start_src != TRIG_NOW && cmd->start_src != TRIG_EXT)
- err++;
- if (cmd->stop_src != TRIG_COUNT && cmd->stop_src != TRIG_NONE)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->start_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
#include <linux/ioport.h>
+#include "comedi_fc.h"
#include "8255.h"
/* Configuration and Status Registers */
struct comedi_subdevice *s,
struct comedi_cmd *cmd)
{
- int err = 0, tmp;
+ int err = 0;
- /* make sure triggers are valid */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_FOLLOW | TRIG_TIMER;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_TIMER;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src,
+ TRIG_FOLLOW | TRIG_TIMER);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_TIMER);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /* step 2: make sure trigger sources are unique & mutually compatible */
- /* note that mutual compatibility is not an issue here */
- if (cmd->scan_begin_src != TRIG_FOLLOW &&
- cmd->scan_begin_src != TRIG_EXT &&
- cmd->scan_begin_src != TRIG_TIMER)
- err++;
- if (cmd->stop_src != TRIG_COUNT && cmd->stop_src != TRIG_NONE)
- err++;
+ /* Step 2a : make sure trigger sources are unique */
+
+ err |= cfc_check_trigger_is_unique(cmd->scan_begin_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
{
int err = 0;
int tmp, tmp2;
- int stop_mask;
+ unsigned int stop_mask;
enum scan_mode mode;
- /* step 1: make sure trigger sources are trivially valid */
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW | TRIG_EXT;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_TIMER | TRIG_FOLLOW | TRIG_EXT;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_TIMER | TRIG_EXT;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src,
+ TRIG_TIMER | TRIG_FOLLOW | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_TIMER | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
- tmp = cmd->stop_src;
stop_mask = TRIG_COUNT | TRIG_NONE;
if (thisboard->register_layout == labpc_1200_layout)
stop_mask |= TRIG_EXT;
- cmd->stop_src &= stop_mask;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->stop_src, stop_mask);
if (err)
return 1;
- /* step 2: make sure trigger sources are unique and mutually compatible */
+ /* Step 2a : make sure trigger sources are unique */
- if (cmd->start_src != TRIG_NOW && cmd->start_src != TRIG_EXT)
- err++;
- if (cmd->scan_begin_src != TRIG_TIMER &&
- cmd->scan_begin_src != TRIG_FOLLOW &&
- cmd->scan_begin_src != TRIG_EXT)
- err++;
- if (cmd->convert_src != TRIG_TIMER && cmd->convert_src != TRIG_EXT)
- err++;
- if (cmd->stop_src != TRIG_COUNT &&
- cmd->stop_src != TRIG_EXT && cmd->stop_src != TRIG_NONE)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->start_src);
+ err |= cfc_check_trigger_is_unique(cmd->scan_begin_src);
+ err |= cfc_check_trigger_is_unique(cmd->convert_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
/* can't have external stop and start triggers at once */
if (cmd->start_src == TRIG_EXT && cmd->stop_src == TRIG_EXT)
{
int err = 0;
int tmp;
- int sources;
+ unsigned int sources;
- /* step 1: make sure trigger sources are trivially valid */
+ /* Step 1 : check if triggers are trivially valid */
- if ((cmd->flags & CMDF_WRITE)) {
+ if ((cmd->flags & CMDF_WRITE))
cmd->flags &= ~CMDF_WRITE;
- }
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW | TRIG_INT | TRIG_EXT;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src,
+ TRIG_NOW | TRIG_INT | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src,
+ TRIG_TIMER | TRIG_EXT);
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_TIMER | TRIG_EXT;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
sources = TRIG_TIMER | TRIG_EXT;
- if ((boardtype.reg_type == ni_reg_611x)
- || (boardtype.reg_type == ni_reg_6143))
+ if (boardtype.reg_type == ni_reg_611x ||
+ boardtype.reg_type == ni_reg_6143)
sources |= TRIG_NOW;
- cmd->convert_src &= sources;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->convert_src, sources);
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /* step 2: make sure trigger sources are unique and mutually compatible */
+ /* Step 2a : make sure trigger sources are unique */
- /* note that mutual compatibility is not an issue here */
- if (cmd->start_src != TRIG_NOW &&
- cmd->start_src != TRIG_INT && cmd->start_src != TRIG_EXT)
- err++;
- if (cmd->scan_begin_src != TRIG_TIMER &&
- cmd->scan_begin_src != TRIG_EXT &&
- cmd->scan_begin_src != TRIG_OTHER)
- err++;
- if (cmd->convert_src != TRIG_TIMER &&
- cmd->convert_src != TRIG_EXT && cmd->convert_src != TRIG_NOW)
- err++;
- if (cmd->stop_src != TRIG_COUNT && cmd->stop_src != TRIG_NONE)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->start_src);
+ err |= cfc_check_trigger_is_unique(cmd->scan_begin_src);
+ err |= cfc_check_trigger_is_unique(cmd->convert_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
int err = 0;
int tmp;
- /* step 1: make sure trigger sources are trivially valid */
+ /* Step 1 : check if triggers are trivially valid */
- if ((cmd->flags & CMDF_WRITE) == 0) {
+ if ((cmd->flags & CMDF_WRITE) == 0)
cmd->flags |= CMDF_WRITE;
- }
-
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_INT | TRIG_EXT;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_TIMER | TRIG_EXT;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_NOW;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_INT | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src,
+ TRIG_TIMER | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /* step 2: make sure trigger sources are unique and mutually compatible */
+ /* Step 2a : make sure trigger sources are unique */
- if (cmd->stop_src != TRIG_COUNT && cmd->stop_src != TRIG_NONE)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->start_src);
+ err |= cfc_check_trigger_is_unique(cmd->scan_begin_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
{
int err = 0;
int tmp;
- int sources;
unsigned i;
- /* step 1: make sure trigger sources are trivially valid */
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->start_src;
- sources = TRIG_INT;
- cmd->start_src &= sources;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_EXT;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_NOW;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_INT);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src, TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_NONE);
if (err)
return 1;
- /* step 2: make sure trigger sources are unique... */
-
- if (cmd->start_src != TRIG_INT)
- err++;
- if (cmd->scan_begin_src != TRIG_EXT)
- err++;
- if (cmd->convert_src != TRIG_NOW)
- err++;
- if (cmd->stop_src != TRIG_NONE)
- err++;
- /* ... and mutually compatible */
+ /* Step 2a : make sure trigger sources are unique */
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
#include <linux/firmware.h>
#include "../comedidev.h"
+#include "comedi_fc.h"
#include "mite.h"
#undef DPRINTK
int err = 0;
int tmp;
- /* step 1: make sure trigger sources are trivially valid */
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW | TRIG_INT;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_TIMER | TRIG_EXT;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_NOW;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW | TRIG_INT);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src,
+ TRIG_TIMER | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /* step 2: make sure trigger sources are unique and mutually
- compatible */
+ /* Step 2a : make sure trigger sources are unique */
- /* note that mutual compatibility is not an issue here */
- if (cmd->start_src != TRIG_NOW && cmd->start_src != TRIG_INT)
- err++;
- if (cmd->scan_begin_src != TRIG_TIMER &&
- cmd->scan_begin_src != TRIG_EXT)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->start_src);
+ err |= cfc_check_trigger_is_unique(cmd->scan_begin_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
Support use of both banks X and Y
*/
+#include "comedi_fc.h"
#include "ni_tio_internal.h"
#include "mite.h"
int ni_tio_cmdtest(struct ni_gpct *counter, struct comedi_cmd *cmd)
{
int err = 0;
- int tmp;
- int sources;
+ unsigned int sources;
- /* step 1: make sure trigger sources are trivially valid */
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->start_src;
sources = TRIG_NOW | TRIG_INT | TRIG_OTHER;
if (ni_tio_counting_mode_registers_present(counter->counter_dev))
sources |= TRIG_EXT;
- cmd->start_src &= sources;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_FOLLOW | TRIG_EXT | TRIG_OTHER;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- sources = TRIG_NOW | TRIG_EXT | TRIG_OTHER;
- cmd->convert_src &= sources;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, sources);
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src,
+ TRIG_FOLLOW | TRIG_EXT | TRIG_OTHER);
+ err |= cfc_check_trigger_src(&cmd->convert_src,
+ TRIG_NOW | TRIG_EXT | TRIG_OTHER);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_NONE);
if (err)
return 1;
- /* step 2: make sure trigger sources are unique... */
+ /* Step 2a : make sure trigger sources are unique */
+
+ err |= cfc_check_trigger_is_unique(cmd->start_src);
+ err |= cfc_check_trigger_is_unique(cmd->scan_begin_src);
+ err |= cfc_check_trigger_is_unique(cmd->convert_src);
+
+ /* Step 2b : and mutually compatible */
- if (cmd->start_src != TRIG_NOW &&
- cmd->start_src != TRIG_INT &&
- cmd->start_src != TRIG_EXT && cmd->start_src != TRIG_OTHER)
- err++;
- if (cmd->scan_begin_src != TRIG_FOLLOW &&
- cmd->scan_begin_src != TRIG_EXT &&
- cmd->scan_begin_src != TRIG_OTHER)
- err++;
- if (cmd->convert_src != TRIG_OTHER &&
- cmd->convert_src != TRIG_EXT && cmd->convert_src != TRIG_NOW)
- err++;
- if (cmd->stop_src != TRIG_NONE)
- err++;
- /* ... and mutually compatible */
if (cmd->convert_src != TRIG_NOW && cmd->scan_begin_src != TRIG_FOLLOW)
- err++;
+ err |= -EINVAL;
if (err)
return 2;
#include <linux/ioport.h>
#include <linux/delay.h>
+#include "comedi_fc.h"
#include "8253.h"
#define PCL711_SIZE 16
int tmp;
int err = 0;
- /* step 1 */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_TIMER | TRIG_EXT;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_NOW;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src,
+ TRIG_TIMER | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /* step 2 */
+ /* Step 2a : make sure trigger sources are unique */
- if (cmd->scan_begin_src != TRIG_TIMER &&
- cmd->scan_begin_src != TRIG_EXT)
- err++;
- if (cmd->stop_src != TRIG_COUNT && cmd->stop_src != TRIG_NONE)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->scan_begin_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
#include <linux/io.h>
#include <asm/dma.h>
+#include "comedi_fc.h"
#include "8253.h"
/* hardware types of the cards */
{
const struct pcl812_board *board = comedi_board(dev);
int err = 0;
+ unsigned int flags;
int tmp, divisor1, divisor2;
- /* step 1: make sure trigger sources are trivially valid */
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_FOLLOW;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src, TRIG_FOLLOW);
- tmp = cmd->convert_src;
if (devpriv->use_ext_trg)
- cmd->convert_src &= TRIG_EXT;
+ flags = TRIG_EXT;
else
- cmd->convert_src &= TRIG_TIMER;
-
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
+ flags = TRIG_TIMER;
+ err |= cfc_check_trigger_src(&cmd->convert_src, flags);
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /*
- * step 2: make sure trigger sources are
- * unique and mutually compatible
- */
+ /* Step 2a : make sure trigger sources are unique */
- if (cmd->stop_src != TRIG_NONE && cmd->stop_src != TRIG_COUNT)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
#include <linux/io.h>
#include <asm/dma.h>
+#include "comedi_fc.h"
#include "8253.h"
#define DEBUG(x) x
pcl816_cmdtest_out(-1, cmd);
);
- /* step 1: make sure trigger sources are trivially valid */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_FOLLOW;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_EXT | TRIG_TIMER;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src, TRIG_FOLLOW);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_EXT | TRIG_TIMER);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
+ /* Step 2a : make sure trigger sources are unique */
- /*
- * step 2: make sure trigger sources
- * are unique and mutually compatible
- */
-
- if (cmd->convert_src != TRIG_EXT && cmd->convert_src != TRIG_TIMER) {
- cmd->convert_src = TRIG_TIMER;
- err++;
- }
+ err |= cfc_check_trigger_is_unique(cmd->convert_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
- if (cmd->stop_src != TRIG_NONE && cmd->stop_src != TRIG_COUNT)
- err++;
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
#include <linux/io.h>
#include <asm/dma.h>
+#include "comedi_fc.h"
#include "8253.h"
/* #define PCL818_MODE13_AO 1 */
int err = 0;
int tmp, divisor1 = 0, divisor2 = 0;
- /* step 1: make sure trigger sources are trivially valid */
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_FOLLOW;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_TIMER | TRIG_EXT;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src, TRIG_FOLLOW);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_TIMER | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /* step 2: make sure trigger sources are unique and mutually compatible */
+ /* Step 2a : make sure trigger sources are unique */
- if (cmd->convert_src != TRIG_TIMER && cmd->convert_src != TRIG_EXT)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->convert_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
- if (cmd->stop_src != TRIG_NONE && cmd->stop_src != TRIG_COUNT)
- err++;
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
#include "../comedidev.h"
+
+#include "comedi_fc.h"
#include "pcm_common.h"
-/*
- * 'do_cmdtest' function for an 'INTERRUPT' subdevice. This is for
- * the PCM drivers.
- */
int comedi_pcm_cmdtest(struct comedi_device *dev,
struct comedi_subdevice *s, struct comedi_cmd *cmd)
{
int err = 0;
- unsigned int tmp;
-
- /* step 1: make sure trigger sources are trivially valid */
-
- tmp = cmd->start_src;
- cmd->start_src &= (TRIG_NOW | TRIG_INT);
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_EXT;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_NOW;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->stop_src;
- cmd->stop_src &= (TRIG_COUNT | TRIG_NONE);
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW | TRIG_INT);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src, TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /* step 2: make sure trigger sources are unique and
- * mutually compatible */
+ /* Step 2a : make sure trigger sources are unique */
- /* these tests are true if more than one _src bit is set */
- if ((cmd->start_src & (cmd->start_src - 1)) != 0)
- err++;
- if ((cmd->scan_begin_src & (cmd->scan_begin_src - 1)) != 0)
- err++;
- if ((cmd->convert_src & (cmd->convert_src - 1)) != 0)
- err++;
- if ((cmd->scan_end_src & (cmd->scan_end_src - 1)) != 0)
- err++;
- if ((cmd->stop_src & (cmd->stop_src - 1)) != 0)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->start_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
#include <linux/completion.h>
+#include "comedi_fc.h"
+
/* Maximum number of separate DAQP devices we'll allow */
#define MAX_DEV 4
int err = 0;
int tmp;
- /* step 1: make sure trigger sources are trivially valid */
-
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_TIMER | TRIG_FOLLOW;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_TIMER | TRIG_NOW;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src,
+ TRIG_TIMER | TRIG_FOLLOW);
+ err |= cfc_check_trigger_src(&cmd->convert_src,
+ TRIG_TIMER | TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /*
- * step 2: make sure trigger sources
- * are unique and mutually compatible
- */
+ /* Step 2a : make sure trigger sources are unique */
- /* note that mutual compatibility is not an issue here */
- if (cmd->scan_begin_src != TRIG_TIMER &&
- cmd->scan_begin_src != TRIG_FOLLOW)
- err++;
- if (cmd->convert_src != TRIG_NOW && cmd->convert_src != TRIG_TIMER)
- err++;
- if (cmd->scan_begin_src == TRIG_FOLLOW && cmd->convert_src == TRIG_NOW)
- err++;
- if (cmd->stop_src != TRIG_COUNT && cmd->stop_src != TRIG_NONE)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->scan_begin_src);
+ err |= cfc_check_trigger_is_unique(cmd->convert_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
#include "../comedidev.h"
+#include "comedi_fc.h"
+
#define DRV_NAME "rtd520"
/*======================================================================
int err = 0;
int tmp;
- /* step 1: make sure trigger sources are trivially valid */
-
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_TIMER | TRIG_EXT;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_TIMER | TRIG_EXT;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ /* Step 1 : check if triggers are trivially valid */
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src,
+ TRIG_TIMER | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_TIMER | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /* step 2: make sure trigger sources are unique
- and mutually compatible */
- /* note that mutual compatibility is not an issue here */
- if (cmd->scan_begin_src != TRIG_TIMER &&
- cmd->scan_begin_src != TRIG_EXT) {
- err++;
- }
- if (cmd->convert_src != TRIG_TIMER && cmd->convert_src != TRIG_EXT)
- err++;
+ /* Step 2a : make sure trigger sources are unique */
- if (cmd->stop_src != TRIG_COUNT && cmd->stop_src != TRIG_NONE)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->scan_begin_src);
+ err |= cfc_check_trigger_is_unique(cmd->convert_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
int err = 0;
int tmp;
- /* cmdtest tests a particular command to see if it is valid. Using
- * the cmdtest ioctl, a user can create a valid cmd and then have it
- * executes by the cmd ioctl.
- *
- * cmdtest returns 1,2,3,4 or 0, depending on which tests the
- * command passes. */
-
- /* step 1: make sure trigger sources are trivially valid */
-
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW | TRIG_INT | TRIG_EXT;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_TIMER | TRIG_EXT | TRIG_FOLLOW;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_TIMER | TRIG_EXT | TRIG_NOW;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src,
+ TRIG_NOW | TRIG_INT | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src,
+ TRIG_TIMER | TRIG_EXT | TRIG_FOLLOW);
+ err |= cfc_check_trigger_src(&cmd->convert_src,
+ TRIG_TIMER | TRIG_EXT | TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /* step 2: make sure trigger sources are unique and mutually
- compatible */
+ /* Step 2a : make sure trigger sources are unique */
- /* note that mutual compatibility is not an issue here */
- if (cmd->scan_begin_src != TRIG_TIMER &&
- cmd->scan_begin_src != TRIG_EXT
- && cmd->scan_begin_src != TRIG_FOLLOW)
- err++;
- if (cmd->convert_src != TRIG_TIMER &&
- cmd->convert_src != TRIG_EXT && cmd->convert_src != TRIG_NOW)
- err++;
- if (cmd->stop_src != TRIG_COUNT && cmd->stop_src != TRIG_NONE)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->start_src);
+ err |= cfc_check_trigger_is_unique(cmd->scan_begin_src);
+ err |= cfc_check_trigger_is_unique(cmd->convert_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
#include <linux/pci.h> /* for PCI devices */
+#include "comedi_fc.h"
+
/* Imaginary registers for the imaginary board */
#define SKEL_SIZE 0
return n;
}
+/*
+ * cmdtest tests a particular command to see if it is valid.
+ * Using the cmdtest ioctl, a user can create a valid cmd
+ * and then have it executes by the cmd ioctl.
+ *
+ * cmdtest returns 1,2,3,4 or 0, depending on which tests
+ * the command passes.
+ */
static int skel_ai_cmdtest(struct comedi_device *dev,
- struct comedi_subdevice *s, struct comedi_cmd *cmd)
+ struct comedi_subdevice *s,
+ struct comedi_cmd *cmd)
{
int err = 0;
int tmp;
- /* cmdtest tests a particular command to see if it is valid.
- * Using the cmdtest ioctl, a user can create a valid cmd
- * and then have it executes by the cmd ioctl.
- *
- * cmdtest returns 1,2,3,4 or 0, depending on which tests
- * the command passes. */
-
- /* step 1: make sure trigger sources are trivially valid */
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_TIMER | TRIG_EXT;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_TIMER | TRIG_EXT;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src,
+ TRIG_TIMER | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_TIMER | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /* step 2: make sure trigger sources are unique and mutually compatible
- */
+ /* Step 2a : make sure trigger sources are unique */
- /* note that mutual compatibility is not an issue here */
- if (cmd->scan_begin_src != TRIG_TIMER &&
- cmd->scan_begin_src != TRIG_EXT)
- err++;
- if (cmd->convert_src != TRIG_TIMER && cmd->convert_src != TRIG_EXT)
- err++;
- if (cmd->stop_src != TRIG_COUNT && cmd->stop_src != TRIG_NONE)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->scan_begin_src);
+ err |= cfc_check_trigger_is_unique(cmd->convert_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
#include "../comedidev.h"
+#include "comedi_fc.h"
+
/* timeout for the USB-transfer in ms*/
#define BULK_TIMEOUT 1000
static int usbdux_ai_cmdtest(struct comedi_device *dev,
struct comedi_subdevice *s, struct comedi_cmd *cmd)
{
- int err = 0, tmp, i;
- unsigned int tmpTimer;
struct usbduxsub *this_usbduxsub = dev->private;
+ int err = 0, i;
+ unsigned int tmpTimer;
if (!(this_usbduxsub->probed))
return -ENODEV;
dev_dbg(&this_usbduxsub->interface->dev,
"comedi%d: usbdux_ai_cmdtest\n", dev->minor);
- /* make sure triggers are valid */
- /* Only immediate triggers are allowed */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW | TRIG_INT;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
+ /* Step 1 : check if triggers are trivially valid */
- /* trigger should happen timed */
- tmp = cmd->scan_begin_src;
- /* start a new _scan_ with a timer */
- cmd->scan_begin_src &= TRIG_TIMER;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- /* scanning is continuous */
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_NOW;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- /* issue a trigger when scan is finished and start a new scan */
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- /* trigger at the end of count events or not, stop condition or not */
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW | TRIG_INT);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src, TRIG_TIMER);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /*
- * step 2: make sure trigger sources are unique and mutually compatible
- * note that mutual compatibility is not an issue here
- */
- if (cmd->scan_begin_src != TRIG_FOLLOW &&
- cmd->scan_begin_src != TRIG_EXT &&
- cmd->scan_begin_src != TRIG_TIMER)
- err++;
- if (cmd->stop_src != TRIG_COUNT && cmd->stop_src != TRIG_NONE)
- err++;
+ /* Step 2a : make sure trigger sources are unique */
+
+ err |= cfc_check_trigger_is_unique(cmd->start_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
static int usbdux_ao_cmdtest(struct comedi_device *dev,
struct comedi_subdevice *s, struct comedi_cmd *cmd)
{
- int err = 0, tmp;
struct usbduxsub *this_usbduxsub = dev->private;
+ int err = 0;
+ unsigned int flags;
if (!this_usbduxsub)
return -EFAULT;
dev_dbg(&this_usbduxsub->interface->dev,
"comedi%d: usbdux_ao_cmdtest\n", dev->minor);
- /* make sure triggers are valid */
- /* Only immediate triggers are allowed */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW | TRIG_INT;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
+ /* Step 1 : check if triggers are trivially valid */
+
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW | TRIG_INT);
- /* trigger should happen timed */
- tmp = cmd->scan_begin_src;
- /* just now we scan also in the high speed mode every frame */
- /* this is due to ehci driver limitations */
if (0) { /* (this_usbduxsub->high_speed) */
- /* start immediately a new scan */
/* the sampling rate is set by the coversion rate */
- cmd->scan_begin_src &= TRIG_FOLLOW;
+ flags = TRIG_FOLLOW;
} else {
/* start a new scan (output at once) with a timer */
- cmd->scan_begin_src &= TRIG_TIMER;
+ flags = TRIG_TIMER;
}
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src, flags);
- /* scanning is continuous */
- tmp = cmd->convert_src;
- /* we always output at 1kHz just now all channels at once */
if (0) { /* (this_usbduxsub->high_speed) */
/*
- * in usb-2.0 only one conversion it transmitted but with 8kHz/n
+ * in usb-2.0 only one conversion it transmitted
+ * but with 8kHz/n
*/
- cmd->convert_src &= TRIG_TIMER;
+ flags = TRIG_TIMER;
} else {
- /* all conversion events happen simultaneously with a rate of
- * 1kHz/n */
- cmd->convert_src &= TRIG_NOW;
+ /*
+ * all conversion events happen simultaneously with
+ * a rate of 1kHz/n
+ */
+ flags = TRIG_NOW;
}
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- /* issue a trigger when scan is finished and start a new scan */
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->convert_src, flags);
- /* trigger at the end of count events or not, stop condition or not */
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /*
- * step 2: make sure trigger sources are unique and mutually compatible
- * note that mutual compatibility is not an issue here
- */
- if (cmd->scan_begin_src != TRIG_FOLLOW &&
- cmd->scan_begin_src != TRIG_EXT &&
- cmd->scan_begin_src != TRIG_TIMER)
- err++;
- if (cmd->stop_src != TRIG_COUNT && cmd->stop_src != TRIG_NONE)
- err++;
+ /* Step 2a : make sure trigger sources are unique */
+
+ err |= cfc_check_trigger_is_unique(cmd->start_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
struct comedi_subdevice *s,
struct comedi_cmd *cmd)
{
- int err = 0, stop_mask = 0;
+ struct usbduxfastsub_s *udfs = dev->private;
+ int err = 0;
long int steps, tmp;
int minSamplPer;
- struct usbduxfastsub_s *udfs = dev->private;
if (!udfs->probed)
return -ENODEV;
"scan_begin_arg=%u\n",
dev->minor, cmd->convert_arg, cmd->scan_begin_arg);
#endif
- /* step 1: make sure trigger sources are trivially valid */
-
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW | TRIG_EXT | TRIG_INT;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- tmp = cmd->scan_begin_src;
- cmd->scan_begin_src &= TRIG_TIMER | TRIG_FOLLOW | TRIG_EXT;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_TIMER | TRIG_EXT;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
+ /* Step 1 : check if triggers are trivially valid */
- tmp = cmd->stop_src;
- stop_mask = TRIG_COUNT | TRIG_NONE;
- cmd->stop_src &= stop_mask;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src,
+ TRIG_NOW | TRIG_EXT | TRIG_INT);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src,
+ TRIG_TIMER | TRIG_FOLLOW | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_TIMER | TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /*
- * step 2: make sure trigger sources are unique and mutually compatible
- */
+ /* Step 2a : make sure trigger sources are unique */
- if (cmd->start_src != TRIG_NOW &&
- cmd->start_src != TRIG_EXT && cmd->start_src != TRIG_INT)
- err++;
- if (cmd->scan_begin_src != TRIG_TIMER &&
- cmd->scan_begin_src != TRIG_FOLLOW &&
- cmd->scan_begin_src != TRIG_EXT)
- err++;
- if (cmd->convert_src != TRIG_TIMER && cmd->convert_src != TRIG_EXT)
- err++;
- if (cmd->stop_src != TRIG_COUNT &&
- cmd->stop_src != TRIG_EXT && cmd->stop_src != TRIG_NONE)
- err++;
+ err |= cfc_check_trigger_is_unique(cmd->start_src);
+ err |= cfc_check_trigger_is_unique(cmd->scan_begin_src);
+ err |= cfc_check_trigger_is_unique(cmd->convert_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
/* can't have external stop and start triggers at once */
if (cmd->start_src == TRIG_EXT && cmd->stop_src == TRIG_EXT)
- err++;
+ err |= -EINVAL;
if (err)
return 2;
struct comedi_subdevice *s,
struct comedi_cmd *cmd)
{
- int err = 0, tmp, i;
- unsigned int tmpTimer;
struct usbduxsub *this_usbduxsub = dev->private;
+ int err = 0, i;
+ unsigned int tmpTimer;
if (!(this_usbduxsub->probed))
return -ENODEV;
dev_dbg(&this_usbduxsub->interface->dev,
"comedi%d: usbdux_ai_cmdtest\n", dev->minor);
- /* make sure triggers are valid */
- /* Only immediate triggers are allowed */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW | TRIG_INT;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
-
- /* trigger should happen timed */
- tmp = cmd->scan_begin_src;
- /* start a new _scan_ with a timer */
- cmd->scan_begin_src &= TRIG_TIMER;
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- /* scanning is continuous */
- tmp = cmd->convert_src;
- cmd->convert_src &= TRIG_NOW;
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- /* issue a trigger when scan is finished and start a new scan */
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
+ /* Step 1 : check if triggers are trivially valid */
- /* trigger at the end of count events or not, stop condition or not */
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW | TRIG_INT);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src, TRIG_TIMER);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /*
- * step 2: make sure trigger sources are unique and mutually compatible
- * note that mutual compatibility is not an issue here
- */
- if (cmd->scan_begin_src != TRIG_FOLLOW &&
- cmd->scan_begin_src != TRIG_EXT &&
- cmd->scan_begin_src != TRIG_TIMER)
- err++;
- if (cmd->stop_src != TRIG_COUNT && cmd->stop_src != TRIG_NONE)
- err++;
+ /* Step 2a : make sure trigger sources are unique */
+
+ err |= cfc_check_trigger_is_unique(cmd->start_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
struct comedi_subdevice *s,
struct comedi_cmd *cmd)
{
- int err = 0, tmp;
struct usbduxsub *this_usbduxsub = dev->private;
+ int err = 0;
+ unsigned int flags;
if (!this_usbduxsub)
return -EFAULT;
dev_dbg(&this_usbduxsub->interface->dev,
"comedi%d: usbdux_ao_cmdtest\n", dev->minor);
- /* make sure triggers are valid */
- /* Only immediate triggers are allowed */
- tmp = cmd->start_src;
- cmd->start_src &= TRIG_NOW | TRIG_INT;
- if (!cmd->start_src || tmp != cmd->start_src)
- err++;
+ /* Step 1 : check if triggers are trivially valid */
+
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW | TRIG_INT);
- /* trigger should happen timed */
- tmp = cmd->scan_begin_src;
- /* just now we scan also in the high speed mode every frame */
- /* this is due to ehci driver limitations */
if (0) { /* (this_usbduxsub->high_speed) */
- /* start immediately a new scan */
- /* the sampling rate is set by the coversion rate */
- cmd->scan_begin_src &= TRIG_FOLLOW;
+ /*
+ * start immediately a new scan
+ * the sampling rate is set by the coversion rate
+ */
+ flags = TRIG_FOLLOW;
} else {
/* start a new scan (output at once) with a timer */
- cmd->scan_begin_src &= TRIG_TIMER;
+ flags = TRIG_TIMER;
}
- if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src)
- err++;
-
- /* scanning is continuous */
- tmp = cmd->convert_src;
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src, flags);
- /* all conversion events happen simultaneously */
- cmd->convert_src &= TRIG_NOW;
-
- if (!cmd->convert_src || tmp != cmd->convert_src)
- err++;
-
- /* issue a trigger when scan is finished and start a new scan */
- tmp = cmd->scan_end_src;
- cmd->scan_end_src &= TRIG_COUNT;
- if (!cmd->scan_end_src || tmp != cmd->scan_end_src)
- err++;
-
- /* trigger at the end of count events or not, stop condition or not */
- tmp = cmd->stop_src;
- cmd->stop_src &= TRIG_COUNT | TRIG_NONE;
- if (!cmd->stop_src || tmp != cmd->stop_src)
- err++;
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_COUNT | TRIG_NONE);
if (err)
return 1;
- /*
- * step 2: make sure trigger sources
- * are unique and mutually compatible
- * note that mutual compatibility is not an issue here
- */
- if (cmd->scan_begin_src != TRIG_FOLLOW &&
- cmd->scan_begin_src != TRIG_EXT &&
- cmd->scan_begin_src != TRIG_TIMER)
- err++;
- if (cmd->stop_src != TRIG_COUNT && cmd->stop_src != TRIG_NONE)
- err++;
+ /* Step 2a : make sure trigger sources are unique */
+
+ err |= cfc_check_trigger_is_unique(cmd->start_src);
+ err |= cfc_check_trigger_is_unique(cmd->stop_src);
+
+ /* Step 2b : and mutually compatible */
if (err)
return 2;
projects / GitHub / LineageOS / G12 / android_kernel_amlogic_linux-4.9.git / commitdiff