static void delayedwork_callback(struct work_struct *work)
{
struct dj_receiver_dev *djrcv_dev =
container_of(work, struct dj_receiver_dev, work);
struct dj_report dj_report;
unsigned long flags;
int count;
dbg_hid("%s\n", __func__);
spin_lock_irqsave(&djrcv_dev->lock, flags);
count = kfifo_out(&djrcv_dev->notif_fifo, &dj_report,
sizeof(struct dj_report));
if (count != sizeof(struct dj_report)) {
dev_err(&djrcv_dev->hdev->dev, "%s: workitem triggered without "
"notifications available\n", __func__);
spin_unlock_irqrestore(&djrcv_dev->lock, flags);
return;
}
if (!kfifo_is_empty(&djrcv_dev->notif_fifo)) {
if (schedule_work(&djrcv_dev->work) == 0) {
dbg_hid("%s: did not schedule the work item, was "
"already queued\n", __func__);
}
}
spin_unlock_irqrestore(&djrcv_dev->lock, flags);
switch (dj_report.report_type) {
case REPORT_TYPE_NOTIF_DEVICE_PAIRED:
logi_dj_recv_add_djhid_device(djrcv_dev, &dj_report);
break;
case REPORT_TYPE_NOTIF_DEVICE_UNPAIRED:
logi_dj_recv_destroy_djhid_device(djrcv_dev, &dj_report);
break;
default:
dbg_hid("%s: unexpected report type\n", __func__);
}
}
static void delayedwork_callback(struct work_struct *work)
{
struct dj_receiver_dev *djrcv_dev =
container_of(work, struct dj_receiver_dev, work);
struct dj_report dj_report;
unsigned long flags;
int count;
int retval;
dbg_hid("%s\n", __func__);
spin_lock_irqsave(&djrcv_dev->lock, flags);
count = kfifo_out(&djrcv_dev->notif_fifo, &dj_report,
sizeof(struct dj_report));
if (count != sizeof(struct dj_report)) {
dev_err(&djrcv_dev->hdev->dev, "%s: workitem triggered without "
"notifications available\n", __func__);
spin_unlock_irqrestore(&djrcv_dev->lock, flags);
return;
}
if (!kfifo_is_empty(&djrcv_dev->notif_fifo)) {
if (schedule_work(&djrcv_dev->work) == 0) {
dbg_hid("%s: did not schedule the work item, was "
"already queued\n", __func__);
}
}
spin_unlock_irqrestore(&djrcv_dev->lock, flags);
switch (dj_report.report_type) {
case REPORT_TYPE_NOTIF_DEVICE_PAIRED:
logi_dj_recv_add_djhid_device(djrcv_dev, &dj_report);
break;
case REPORT_TYPE_NOTIF_DEVICE_UNPAIRED:
logi_dj_recv_destroy_djhid_device(djrcv_dev, &dj_report);
break;
default:
/* A normal report (i. e. not belonging to a pair/unpair notification)
* arriving here, means that the report arrived but we did not have a
* paired dj_device associated to the report's device_index, this
* means that the original "device paired" notification corresponding
* to this dj_device never arrived to this driver. The reason is that
* hid-core discards all packets coming from a device while probe() is
* executing. */
if (!djrcv_dev->paired_dj_devices[dj_report.device_index]) {
/* ok, we don't know the device, just re-ask the
* receiver for the list of connected devices. */
retval = logi_dj_recv_query_paired_devices(djrcv_dev);
if (!retval) {
/* everything went fine, so just leave */
break;
}
dev_err(&djrcv_dev->hdev->dev,
"%s:logi_dj_recv_query_paired_devices "
"error:%d\n", __func__, retval);
}
dbg_hid("%s: unexpected report type\n", __func__);
}
}
