#define USB_DEVICE_ID_LD_MACHINETEST 0x2040 /* USB Product ID of Machine Test System */
#define USB_VENDOR_ID_VERNIER 0x08f7
-#define USB_DEVICE_ID_VERNIER_LABPRO 0x0001
#define USB_DEVICE_ID_VERNIER_GOTEMP 0x0002
#define USB_DEVICE_ID_VERNIER_SKIP 0x0003
#define USB_DEVICE_ID_VERNIER_CYCLOPS 0x0004
#define USB_DEVICE_ID_VERNIER_LCSPEC 0x0006
-#define USB_VENDOR_ID_MICROCHIP 0x04d8
-#define USB_DEVICE_ID_PICDEM 0x000c
-
#ifdef CONFIG_USB_DYNAMIC_MINORS
#define USB_LD_MINOR_BASE 0
#else
{ USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_NETWORKANALYSER) },
{ USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POWERCONTROL) },
{ USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MACHINETEST) },
- { USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LABPRO) },
{ USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_GOTEMP) },
{ USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_SKIP) },
{ USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_CYCLOPS) },
- { USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICDEM) },
{ USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LCSPEC) },
{ } /* Terminating entry */
};
/* Structure to hold all of our device specific stuff */
struct ld_usb {
- struct semaphore sem; /* locks this structure */
+ struct mutex mutex; /* locks this structure */
struct usb_interface* intf; /* save off the usb interface pointer */
int open_count; /* number of times this port has been opened */
goto exit;
} else {
dbg_info(&dev->intf->dev, "%s: nonzero status received: %d\n",
- __FUNCTION__, status);
+ __func__, status);
spin_lock(&dev->rbsl);
goto resubmit; /* maybe we can recover */
}
memcpy(actual_buffer+1, dev->interrupt_in_buffer, urb->actual_length);
dev->ring_head = next_ring_head;
dbg_info(&dev->intf->dev, "%s: received %d bytes\n",
- __FUNCTION__, urb->actual_length);
+ __func__, urb->actual_length);
} else {
dev_warn(&dev->intf->dev,
"Ring buffer overflow, %d bytes dropped\n",
status == -ESHUTDOWN))
dbg_info(&dev->intf->dev,
"%s - nonzero write interrupt status received: %d\n",
- __FUNCTION__, status);
+ __func__, status);
dev->interrupt_out_busy = 0;
wake_up_interruptible(&dev->write_wait);
if (!interface) {
err("%s - error, can't find device for minor %d\n",
- __FUNCTION__, subminor);
+ __func__, subminor);
return -ENODEV;
}
return -ENODEV;
/* lock this device */
- if (down_interruptible(&dev->sem))
+ if (mutex_lock_interruptible(&dev->mutex))
return -ERESTARTSYS;
/* allow opening only once */
file->private_data = dev;
unlock_exit:
- up(&dev->sem);
+ mutex_unlock(&dev->mutex);
return retval;
}
goto exit;
}
- if (down_interruptible(&dev->sem)) {
+ if (mutex_lock_interruptible(&dev->mutex)) {
retval = -ERESTARTSYS;
goto exit;
}
}
if (dev->intf == NULL) {
/* the device was unplugged before the file was released */
- up(&dev->sem);
+ mutex_unlock(&dev->mutex);
/* unlock here as ld_usb_delete frees dev */
ld_usb_delete(dev);
goto exit;
dev->open_count = 0;
unlock_exit:
- up(&dev->sem);
+ mutex_unlock(&dev->mutex);
exit:
return retval;
goto exit;
/* lock this object */
- if (down_interruptible(&dev->sem)) {
+ if (mutex_lock_interruptible(&dev->mutex)) {
retval = -ERESTARTSYS;
goto exit;
}
unlock_exit:
/* unlock the device */
- up(&dev->sem);
+ mutex_unlock(&dev->mutex);
exit:
return retval;
goto exit;
/* lock this object */
- if (down_interruptible(&dev->sem)) {
+ if (mutex_lock_interruptible(&dev->mutex)) {
retval = -ERESTARTSYS;
goto exit;
}
bytes_to_write = min(count, write_buffer_size*dev->interrupt_out_endpoint_size);
if (bytes_to_write < count)
dev_warn(&dev->intf->dev, "Write buffer overflow, %zd bytes dropped\n",count-bytes_to_write);
- dbg_info(&dev->intf->dev, "%s: count = %zd, bytes_to_write = %zd\n", __FUNCTION__, count, bytes_to_write);
+ dbg_info(&dev->intf->dev, "%s: count = %zd, bytes_to_write = %zd\n", __func__, count, bytes_to_write);
if (copy_from_user(dev->interrupt_out_buffer, buffer, bytes_to_write)) {
retval = -EFAULT;
unlock_exit:
/* unlock the device */
- up(&dev->sem);
+ mutex_unlock(&dev->mutex);
exit:
return retval;
dev_err(&intf->dev, "Out of memory\n");
goto exit;
}
- init_MUTEX(&dev->sem);
+ mutex_init(&dev->mutex);
spin_lock_init(&dev->rbsl);
dev->intf = intf;
init_waitqueue_head(&dev->read_wait);
/* give back our minor */
usb_deregister_dev(intf, &ld_usb_class);
- down(&dev->sem);
+ mutex_lock(&dev->mutex);
/* if the device is not opened, then we clean up right now */
if (!dev->open_count) {
- up(&dev->sem);
+ mutex_unlock(&dev->mutex);
ld_usb_delete(dev);
} else {
dev->intf = NULL;
- up(&dev->sem);
+ mutex_unlock(&dev->mutex);
}
dev_info(&intf->dev, "LD USB Device #%d now disconnected\n",