diff options
Diffstat (limited to 'drivers/usb/misc')
-rw-r--r-- | drivers/usb/misc/ftdi-elan.c | 86 | ||||
-rw-r--r-- | drivers/usb/misc/phidgetkit.c | 21 | ||||
-rw-r--r-- | drivers/usb/misc/phidgetmotorcontrol.c | 11 |
3 files changed, 46 insertions, 72 deletions
diff --git a/drivers/usb/misc/ftdi-elan.c b/drivers/usb/misc/ftdi-elan.c index 9b591b8b9369..e4e2cf2ba915 100644 --- a/drivers/usb/misc/ftdi-elan.c +++ b/drivers/usb/misc/ftdi-elan.c @@ -156,9 +156,9 @@ struct usb_ftdi { struct usb_device *udev; struct usb_interface *interface; struct usb_class_driver *class; - struct work_struct status_work; - struct work_struct command_work; - struct work_struct respond_work; + struct delayed_work status_work; + struct delayed_work command_work; + struct delayed_work respond_work; struct u132_platform_data platform_data; struct resource resources[0]; struct platform_device platform_dev; @@ -210,23 +210,14 @@ static void ftdi_elan_init_kref(struct usb_ftdi *ftdi) static void ftdi_status_requeue_work(struct usb_ftdi *ftdi, unsigned int delta) { - if (delta > 0) { - if (queue_delayed_work(status_queue, &ftdi->status_work, delta)) - return; - } else if (queue_work(status_queue, &ftdi->status_work)) - return; - kref_put(&ftdi->kref, ftdi_elan_delete); - return; + if (!queue_delayed_work(status_queue, &ftdi->status_work, delta)) + kref_put(&ftdi->kref, ftdi_elan_delete); } static void ftdi_status_queue_work(struct usb_ftdi *ftdi, unsigned int delta) { - if (delta > 0) { - if (queue_delayed_work(status_queue, &ftdi->status_work, delta)) - kref_get(&ftdi->kref); - } else if (queue_work(status_queue, &ftdi->status_work)) - kref_get(&ftdi->kref); - return; + if (queue_delayed_work(status_queue, &ftdi->status_work, delta)) + kref_get(&ftdi->kref); } static void ftdi_status_cancel_work(struct usb_ftdi *ftdi) @@ -237,25 +228,14 @@ static void ftdi_status_cancel_work(struct usb_ftdi *ftdi) static void ftdi_command_requeue_work(struct usb_ftdi *ftdi, unsigned int delta) { - if (delta > 0) { - if (queue_delayed_work(command_queue, &ftdi->command_work, - delta)) - return; - } else if (queue_work(command_queue, &ftdi->command_work)) - return; - kref_put(&ftdi->kref, ftdi_elan_delete); - return; + if (!queue_delayed_work(command_queue, &ftdi->command_work, delta)) + kref_put(&ftdi->kref, ftdi_elan_delete); } static void ftdi_command_queue_work(struct usb_ftdi *ftdi, unsigned int delta) { - if (delta > 0) { - if (queue_delayed_work(command_queue, &ftdi->command_work, - delta)) - kref_get(&ftdi->kref); - } else if (queue_work(command_queue, &ftdi->command_work)) - kref_get(&ftdi->kref); - return; + if (queue_delayed_work(command_queue, &ftdi->command_work, delta)) + kref_get(&ftdi->kref); } static void ftdi_command_cancel_work(struct usb_ftdi *ftdi) @@ -267,25 +247,14 @@ static void ftdi_command_cancel_work(struct usb_ftdi *ftdi) static void ftdi_response_requeue_work(struct usb_ftdi *ftdi, unsigned int delta) { - if (delta > 0) { - if (queue_delayed_work(respond_queue, &ftdi->respond_work, - delta)) - return; - } else if (queue_work(respond_queue, &ftdi->respond_work)) - return; - kref_put(&ftdi->kref, ftdi_elan_delete); - return; + if (!queue_delayed_work(respond_queue, &ftdi->respond_work, delta)) + kref_put(&ftdi->kref, ftdi_elan_delete); } static void ftdi_respond_queue_work(struct usb_ftdi *ftdi, unsigned int delta) { - if (delta > 0) { - if (queue_delayed_work(respond_queue, &ftdi->respond_work, - delta)) - kref_get(&ftdi->kref); - } else if (queue_work(respond_queue, &ftdi->respond_work)) - kref_get(&ftdi->kref); - return; + if (queue_delayed_work(respond_queue, &ftdi->respond_work, delta)) + kref_get(&ftdi->kref); } static void ftdi_response_cancel_work(struct usb_ftdi *ftdi) @@ -475,9 +444,11 @@ static void ftdi_elan_kick_command_queue(struct usb_ftdi *ftdi) return; } -static void ftdi_elan_command_work(void *data) +static void ftdi_elan_command_work(struct work_struct *work) { - struct usb_ftdi *ftdi = data; + struct usb_ftdi *ftdi = + container_of(work, struct usb_ftdi, command_work.work); + if (ftdi->disconnected > 0) { ftdi_elan_put_kref(ftdi); return; @@ -500,9 +471,10 @@ static void ftdi_elan_kick_respond_queue(struct usb_ftdi *ftdi) return; } -static void ftdi_elan_respond_work(void *data) +static void ftdi_elan_respond_work(struct work_struct *work) { - struct usb_ftdi *ftdi = data; + struct usb_ftdi *ftdi = + container_of(work, struct usb_ftdi, respond_work.work); if (ftdi->disconnected > 0) { ftdi_elan_put_kref(ftdi); return; @@ -534,9 +506,10 @@ static void ftdi_elan_respond_work(void *data) * after the FTDI has been synchronized * */ -static void ftdi_elan_status_work(void *data) +static void ftdi_elan_status_work(struct work_struct *work) { - struct usb_ftdi *ftdi = data; + struct usb_ftdi *ftdi = + container_of(work, struct usb_ftdi, status_work.work); int work_delay_in_msec = 0; if (ftdi->disconnected > 0) { ftdi_elan_put_kref(ftdi); @@ -2691,12 +2664,9 @@ static int ftdi_elan_probe(struct usb_interface *interface, ftdi->class = NULL; dev_info(&ftdi->udev->dev, "USB FDTI=%p ELAN interface %d now a" "ctivated\n", ftdi, iface_desc->desc.bInterfaceNumber); - INIT_WORK(&ftdi->status_work, ftdi_elan_status_work, - (void *)ftdi); - INIT_WORK(&ftdi->command_work, ftdi_elan_command_work, - (void *)ftdi); - INIT_WORK(&ftdi->respond_work, ftdi_elan_respond_work, - (void *)ftdi); + INIT_DELAYED_WORK(&ftdi->status_work, ftdi_elan_status_work); + INIT_DELAYED_WORK(&ftdi->command_work, ftdi_elan_command_work); + INIT_DELAYED_WORK(&ftdi->respond_work, ftdi_elan_respond_work); ftdi_status_queue_work(ftdi, msecs_to_jiffies(3 *1000)); return 0; } else { diff --git a/drivers/usb/misc/phidgetkit.c b/drivers/usb/misc/phidgetkit.c index abb4dcd811ac..33e716c6a79b 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; }; @@ -374,7 +374,7 @@ 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); @@ -384,9 +384,10 @@ resubmit: 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) \ @@ -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); diff --git a/drivers/usb/misc/phidgetmotorcontrol.c b/drivers/usb/misc/phidgetmotorcontrol.c index 5c780cab92e0..0385ffcc7419 100644 --- a/drivers/usb/misc/phidgetmotorcontrol.c +++ b/drivers/usb/misc/phidgetmotorcontrol.c @@ -41,7 +41,7 @@ struct motorcontrol { unsigned char *data; dma_addr_t data_dma; - struct work_struct do_notify; + struct delayed_work do_notify; unsigned long input_events; unsigned long speed_events; unsigned long exceed_events; @@ -148,7 +148,7 @@ static void motorcontrol_irq(struct urb *urb) set_bit(1, &mc->exceed_events); if (mc->input_events || mc->exceed_events || mc->speed_events) - schedule_work(&mc->do_notify); + schedule_delayed_work(&mc->do_notify, 0); resubmit: status = usb_submit_urb(urb, SLAB_ATOMIC); @@ -159,9 +159,10 @@ resubmit: mc->udev->devpath, status); } -static void do_notify(void *data) +static void do_notify(struct work_struct *work) { - struct motorcontrol *mc = data; + struct motorcontrol *mc = + container_of(work, struct motorcontrol, do_notify.work); int i; char sysfs_file[8]; @@ -348,7 +349,7 @@ static int motorcontrol_probe(struct usb_interface *intf, const struct usb_devic mc->udev = usb_get_dev(dev); mc->intf = intf; mc->acceleration[0] = mc->acceleration[1] = 10; - INIT_WORK(&mc->do_notify, do_notify, mc); + INIT_DELAYED_WORK(&mc->do_notify, do_notify); usb_fill_int_urb(mc->irq, mc->udev, pipe, mc->data, maxp > URB_INT_SIZE ? URB_INT_SIZE : maxp, motorcontrol_irq, mc, endpoint->bInterval); |