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path: root/drivers/usb/misc/phidgetkit.c
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Diffstat (limited to 'drivers/usb/misc/phidgetkit.c')
-rw-r--r--drivers/usb/misc/phidgetkit.c30
1 files changed, 16 insertions, 14 deletions
diff --git a/drivers/usb/misc/phidgetkit.c b/drivers/usb/misc/phidgetkit.c
index abb4dcd811a..371bf2b1197 100644
--- a/drivers/usb/misc/phidgetkit.c
+++ b/drivers/usb/misc/phidgetkit.c
@@ -81,8 +81,8 @@ struct interfacekit {
unsigned char *data;
dma_addr_t data_dma;
- struct work_struct do_notify;
- struct work_struct do_resubmit;
+ struct delayed_work do_notify;
+ struct delayed_work do_resubmit;
unsigned long input_events;
unsigned long sensor_events;
};
@@ -374,19 +374,20 @@ static void interfacekit_irq(struct urb *urb)
}
if (kit->input_events || kit->sensor_events)
- schedule_work(&kit->do_notify);
+ schedule_delayed_work(&kit->do_notify, 0);
resubmit:
- status = usb_submit_urb(urb, SLAB_ATOMIC);
+ status = usb_submit_urb(urb, GFP_ATOMIC);
if (status)
err("can't resubmit intr, %s-%s/interfacekit0, status %d",
kit->udev->bus->bus_name,
kit->udev->devpath, status);
}
-static void do_notify(void *data)
+static void do_notify(struct work_struct *work)
{
- struct interfacekit *kit = data;
+ struct interfacekit *kit =
+ container_of(work, struct interfacekit, do_notify.work);
int i;
char sysfs_file[8];
@@ -405,9 +406,11 @@ static void do_notify(void *data)
}
}
-static void do_resubmit(void *data)
+static void do_resubmit(struct work_struct *work)
{
- set_outputs(data);
+ struct interfacekit *kit =
+ container_of(work, struct interfacekit, do_resubmit.work);
+ set_outputs(kit);
}
#define show_set_output(value) \
@@ -551,7 +554,7 @@ static int interfacekit_probe(struct usb_interface *intf, const struct usb_devic
return -ENODEV;
endpoint = &interface->endpoint[0].desc;
- if (!(endpoint->bEndpointAddress & 0x80))
+ if (!usb_endpoint_dir_in(endpoint))
return -ENODEV;
/*
* bmAttributes
@@ -565,7 +568,7 @@ static int interfacekit_probe(struct usb_interface *intf, const struct usb_devic
kit->dev_no = -1;
kit->ifkit = ifkit;
- kit->data = usb_buffer_alloc(dev, URB_INT_SIZE, SLAB_ATOMIC, &kit->data_dma);
+ kit->data = usb_buffer_alloc(dev, URB_INT_SIZE, GFP_ATOMIC, &kit->data_dma);
if (!kit->data)
goto out;
@@ -575,8 +578,8 @@ static int interfacekit_probe(struct usb_interface *intf, const struct usb_devic
kit->udev = usb_get_dev(dev);
kit->intf = intf;
- INIT_WORK(&kit->do_notify, do_notify, kit);
- INIT_WORK(&kit->do_resubmit, do_resubmit, kit);
+ INIT_DELAYED_WORK(&kit->do_notify, do_notify);
+ INIT_DELAYED_WORK(&kit->do_resubmit, do_resubmit);
usb_fill_int_urb(kit->irq, kit->udev, pipe, kit->data,
maxp > URB_INT_SIZE ? URB_INT_SIZE : maxp,
interfacekit_irq, kit, endpoint->bInterval);
@@ -650,8 +653,7 @@ out2:
device_remove_file(kit->dev, &dev_output_attrs[i]);
out:
if (kit) {
- if (kit->irq)
- usb_free_urb(kit->irq);
+ usb_free_urb(kit->irq);
if (kit->data)
usb_buffer_free(dev, URB_INT_SIZE, kit->data, kit->data_dma);
if (kit->dev)