Staging: comedi: addi-data: tidy up watchdog register
authorChase Southwood <chase.southwood@yahoo.com>
Fri, 7 Mar 2014 08:37:32 +0000 (02:37 -0600)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 9 Mar 2014 01:29:35 +0000 (17:29 -0800)
This patch for fixes the register map defines for the watchdog registers
such that they are all the real offsets to each register, rather than a
mix of real offsets and adders to those offsets.

Signed-off-by: Chase Southwood <chase.southwood@yahoo.com>
Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c

index e1057ac7f4b07689e2117eb1d60526251d6d70d2..ba561655b698f0291e892d142c97fa2571deda01 100644 (file)
@@ -65,7 +65,6 @@ This program is distributed in the hope that it will be useful, but WITHOUT ANY
 #define ADDIDATA_TIMER                                 0
 #define ADDIDATA_COUNTER                               1
 #define ADDIDATA_WATCHDOG                              2
-#define APCI1564_DIGITAL_OP_WATCHDOG                   0x28
 #define APCI1564_TIMER                                 0x48
 #define APCI1564_COUNTER1                              0x0
 #define APCI1564_COUNTER2                              0x20
@@ -92,6 +91,14 @@ This program is distributed in the hope that it will be useful, but WITHOUT ANY
 #define APCI1564_DO_INT_CTRL_REG                               0x1c
 #define APCI1564_DO_INT_STATUS_REG                             0x20
 #define APCI1564_DO_IRQ_REG                                    0x24
+#define APCI1564_WDOG_REG                                              0x28
+#define APCI1564_WDOG_RELOAD_REG                               0x2c
+#define APCI1564_WDOG_TIMEBASE_REG                             0x30
+#define APCI1564_WDOG_CTRL_REG                                 0x34
+#define APCI1564_WDOG_STATUS_REG                               0x38
+#define APCI1564_WDOG_IRQ_REG                                  0x3c
+#define APCI1564_WDOG_WARN_TIMEVAL_REG                 0x40
+#define APCI1564_WDOG_WARN_TIMEBASE_REG                0x44
 
 /* Global variables */
 static unsigned int ui_InterruptStatus_1564;
@@ -285,13 +292,9 @@ static int i_APCI1564_ConfigTimerCounterWatchdog(struct comedi_device *dev,
                devpriv->b_TimerSelectMode = ADDIDATA_WATCHDOG;
 
                /* Disable the watchdog */
-               outl(0x0,
-                       devpriv->i_IobaseAmcc + APCI1564_DIGITAL_OP_WATCHDOG +
-                       APCI1564_TCW_PROG);
+               outl(0x0, devpriv->i_IobaseAmcc + APCI1564_WDOG_CTRL_REG);
                /* Loading the Reload value */
-               outl(data[3],
-                       devpriv->i_IobaseAmcc + APCI1564_DIGITAL_OP_WATCHDOG +
-                       APCI1564_TCW_RELOAD_VALUE);
+               outl(data[3], devpriv->i_IobaseAmcc + APCI1564_WDOG_RELOAD_REG);
        } else if (data[0] == ADDIDATA_TIMER) {
                /* First Stop The Timer */
                ul_Command1 =
@@ -305,10 +308,7 @@ static int i_APCI1564_ConfigTimerCounterWatchdog(struct comedi_device *dev,
                        outl(0x02, devpriv->i_IobaseAmcc + APCI1564_TIMER + APCI1564_TCW_PROG); /* Enable TIMER int & DISABLE ALL THE OTHER int SOURCES */
                        outl(0x0, devpriv->i_IobaseAmcc + APCI1564_DI_IRQ_REG);
                        outl(0x0, devpriv->i_IobaseAmcc + APCI1564_DO_IRQ_REG);
-                       outl(0x0,
-                               devpriv->i_IobaseAmcc +
-                               APCI1564_DIGITAL_OP_WATCHDOG +
-                               APCI1564_TCW_IRQ);
+                       outl(0x0, devpriv->i_IobaseAmcc + APCI1564_WDOG_IRQ_REG);
                        outl(0x0,
                                devpriv->iobase + APCI1564_COUNTER1 +
                                APCI1564_TCW_IRQ);
@@ -427,19 +427,14 @@ static int i_APCI1564_StartStopWriteTimerCounterWatchdog(struct comedi_device *d
        if (devpriv->b_TimerSelectMode == ADDIDATA_WATCHDOG) {
                switch (data[1]) {
                case 0: /* stop the watchdog */
-                       outl(0x0, devpriv->i_IobaseAmcc + APCI1564_DIGITAL_OP_WATCHDOG + APCI1564_TCW_PROG);    /* disable the watchdog */
+                       /* disable the watchdog */
+                       outl(0x0, devpriv->i_IobaseAmcc + APCI1564_WDOG_CTRL_REG);
                        break;
                case 1: /* start the watchdog */
-                       outl(0x0001,
-                               devpriv->i_IobaseAmcc +
-                               APCI1564_DIGITAL_OP_WATCHDOG +
-                               APCI1564_TCW_PROG);
+                       outl(0x0001, devpriv->i_IobaseAmcc + APCI1564_WDOG_CTRL_REG);
                        break;
                case 2: /* Software trigger */
-                       outl(0x0201,
-                               devpriv->i_IobaseAmcc +
-                               APCI1564_DIGITAL_OP_WATCHDOG +
-                               APCI1564_TCW_PROG);
+                       outl(0x0201, devpriv->i_IobaseAmcc + APCI1564_WDOG_CTRL_REG);
                        break;
                default:
                        dev_err(dev->class_dev, "Specified functionality does not exist.\n");
@@ -522,13 +517,8 @@ static int i_APCI1564_ReadTimerCounterWatchdog(struct comedi_device *dev,
 
        if (devpriv->b_TimerSelectMode == ADDIDATA_WATCHDOG) {
                /*  Stores the status of the Watchdog */
-               data[0] =
-                       inl(devpriv->i_IobaseAmcc +
-                       APCI1564_DIGITAL_OP_WATCHDOG +
-                       APCI1564_TCW_TRIG_STATUS) & 0x1;
-               data[1] =
-                       inl(devpriv->i_IobaseAmcc +
-                       APCI1564_DIGITAL_OP_WATCHDOG);
+               data[0] = inl(devpriv->i_IobaseAmcc + APCI1564_WDOG_STATUS_REG) & 0x1;
+               data[1] = inl(devpriv->i_IobaseAmcc + APCI1564_WDOG_REG);
        } else if (devpriv->b_TimerSelectMode == ADDIDATA_TIMER) {
                /*  Stores the status of the Timer */
                data[0] =
@@ -803,9 +793,7 @@ static int i_APCI1564_Reset(struct comedi_device *dev)
        outl(0x0, devpriv->i_IobaseAmcc + APCI1564_DO_REG);
        /* Disables the interrupt. */
        outl(0x0, devpriv->i_IobaseAmcc + APCI1564_DO_INT_CTRL_REG);
-       outl(0x0,
-               devpriv->i_IobaseAmcc + APCI1564_DIGITAL_OP_WATCHDOG +
-               APCI1564_TCW_RELOAD_VALUE);
+       outl(0x0, devpriv->i_IobaseAmcc + APCI1564_WDOG_RELOAD_REG);
        outl(0x0, devpriv->i_IobaseAmcc + APCI1564_TIMER);
        outl(0x0, devpriv->i_IobaseAmcc + APCI1564_TIMER + APCI1564_TCW_PROG);