staging: comedi: usbduxsigma: rename usbdux_{ai,ao}_stop() functions
authorH Hartley Sweeten <hsweeten@visionengravers.com>
Thu, 23 May 2013 20:07:14 +0000 (13:07 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 30 May 2013 11:41:10 +0000 (20:41 +0900)
Rename the functions so they have namespace associated with the driver.

For aesthetic reasons, pass the comedi_device pointer instead of the
private data pointer as the first parameter.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/comedi/drivers/usbduxsigma.c

index 64d27a660869fce8aec0ab8a13b7633c5aa44d4b..8938305a88ce5b54c937dd7b9a01fa1e95e1d950 100644 (file)
@@ -213,8 +213,10 @@ struct usbduxsigma_private {
        struct semaphore sem;
 };
 
-static void usbdux_ai_stop(struct usbduxsigma_private *devpriv, int do_unlink)
+static void usbduxsigma_ai_stop(struct comedi_device *dev, int do_unlink)
 {
+       struct usbduxsigma_private *devpriv = dev->private;
+
        if (do_unlink) {
                int i;
 
@@ -234,7 +236,7 @@ static int usbduxsigma_ai_cancel(struct comedi_device *dev,
 
        down(&devpriv->sem);
        /* unlink only if it is really running */
-       usbdux_ai_stop(devpriv, devpriv->ai_cmd_running);
+       usbduxsigma_ai_stop(dev, devpriv->ai_cmd_running);
        up(&devpriv->sem);
 
        return 0;
@@ -272,7 +274,7 @@ static void usbduxsigma_ai_urb_complete(struct urb *urb)
        case -ECONNABORTED:
                /* happens after an unlink command */
                if (devpriv->ai_cmd_running) {
-                       usbdux_ai_stop(devpriv, 0);     /* w/o unlink */
+                       usbduxsigma_ai_stop(dev, 0);    /* w/o unlink */
                        /* we are still running a command, tell comedi */
                        s->async->events |= (COMEDI_CB_EOA | COMEDI_CB_ERROR);
                        comedi_event(dev, s);
@@ -288,7 +290,7 @@ static void usbduxsigma_ai_urb_complete(struct urb *urb)
                        dev_err(dev->class_dev,
                                "%s: non-zero urb status (%d)\n",
                                __func__, urb->status);
-                       usbdux_ai_stop(devpriv, 0);     /* w/o unlink */
+                       usbduxsigma_ai_stop(dev, 0);    /* w/o unlink */
                        s->async->events |= (COMEDI_CB_EOA | COMEDI_CB_ERROR);
                        comedi_event(dev, s);
                }
@@ -307,7 +309,7 @@ static void usbduxsigma_ai_urb_complete(struct urb *urb)
                if (ret == -EL2NSYNC)
                        dev_err(dev->class_dev,
                                "buggy USB host controller or bug in IRQ handler\n");
-               usbdux_ai_stop(devpriv, 0);     /* w/o unlink */
+               usbduxsigma_ai_stop(dev, 0);    /* w/o unlink */
                s->async->events |= (COMEDI_CB_EOA | COMEDI_CB_ERROR);
                comedi_event(dev, s);
                return;
@@ -327,7 +329,7 @@ static void usbduxsigma_ai_urb_complete(struct urb *urb)
                /* not continuous, fixed number of samples */
                devpriv->ai_sample_count--;
                if (devpriv->ai_sample_count < 0) {
-                       usbdux_ai_stop(devpriv, 0);     /* w/o unlink */
+                       usbduxsigma_ai_stop(dev, 0);    /* w/o unlink */
                        /* acquistion is over, tell comedi */
                        s->async->events |= COMEDI_CB_EOA;
                        comedi_event(dev, s);
@@ -345,7 +347,7 @@ static void usbduxsigma_ai_urb_complete(struct urb *urb)
                ret = cfc_write_array_to_buffer(s, &val, sizeof(uint32_t));
                if (unlikely(ret == 0)) {
                        /* buffer overflow */
-                       usbdux_ai_stop(devpriv, 0);     /* w/o unlink */
+                       usbduxsigma_ai_stop(dev, 0);    /* w/o unlink */
                        return;
                }
        }
@@ -354,8 +356,10 @@ static void usbduxsigma_ai_urb_complete(struct urb *urb)
        comedi_event(dev, s);
 }
 
-static void usbdux_ao_stop(struct usbduxsigma_private *devpriv, int do_unlink)
+static void usbduxsigma_ao_stop(struct comedi_device *dev, int do_unlink)
 {
+       struct usbduxsigma_private *devpriv = dev->private;
+
        if (do_unlink) {
                int i;
 
@@ -375,7 +379,7 @@ static int usbduxsigma_ao_cancel(struct comedi_device *dev,
 
        down(&devpriv->sem);
        /* unlink only if it is really running */
-       usbdux_ao_stop(devpriv, devpriv->ao_cmd_running);
+       usbduxsigma_ao_stop(dev, devpriv->ao_cmd_running);
        up(&devpriv->sem);
 
        return 0;
@@ -402,7 +406,7 @@ static void usbduxsigma_ao_urb_complete(struct urb *urb)
        case -ECONNABORTED:
                /* happens after an unlink command */
                if (devpriv->ao_cmd_running) {
-                       usbdux_ao_stop(devpriv, 0);     /* w/o unlink */
+                       usbduxsigma_ao_stop(dev, 0);    /* w/o unlink */
                        s->async->events |= COMEDI_CB_EOA;
                        comedi_event(dev, s);
                }
@@ -414,7 +418,7 @@ static void usbduxsigma_ao_urb_complete(struct urb *urb)
                        dev_err(dev->class_dev,
                                "%s: non-zero urb status (%d)\n",
                                __func__, urb->status);
-                       usbdux_ao_stop(devpriv, 0);     /* w/o unlink */
+                       usbduxsigma_ao_stop(dev, 0);    /* w/o unlink */
                        s->async->events |= (COMEDI_CB_ERROR | COMEDI_CB_EOA);
                        comedi_event(dev, s);
                }
@@ -433,7 +437,7 @@ static void usbduxsigma_ao_urb_complete(struct urb *urb)
                        /* not continuous, fixed number of samples */
                        devpriv->ao_sample_count--;
                        if (devpriv->ao_sample_count < 0) {
-                               usbdux_ao_stop(devpriv, 0);     /* w/o unlink */
+                               usbduxsigma_ao_stop(dev, 0);    /* w/o unlink */
                                /* acquistion is over, tell comedi */
                                s->async->events |= COMEDI_CB_EOA;
                                comedi_event(dev, s);
@@ -483,7 +487,7 @@ static void usbduxsigma_ao_urb_complete(struct urb *urb)
                if (ret == EL2NSYNC)
                        dev_err(dev->class_dev,
                                "buggy USB host controller or bug in IRQ handler\n");
-               usbdux_ao_stop(devpriv, 0);     /* w/o unlink */
+               usbduxsigma_ao_stop(dev, 0);    /* w/o unlink */
                s->async->events |= (COMEDI_CB_EOA | COMEDI_CB_ERROR);
                comedi_event(dev, s);
        }
@@ -1649,8 +1653,8 @@ static void usbduxsigma_free_usb_buffers(struct comedi_device *dev)
        int i;
 
        /* force unlink all urbs */
-       usbdux_ai_stop(devpriv, 1);
-       usbdux_ao_stop(devpriv, 1);
+       usbduxsigma_ai_stop(dev, 1);
+       usbduxsigma_ao_stop(dev, 1);
        usbduxsigma_pwm_stop(dev, 1);
 
        urb = devpriv->urbPwm;