+/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
+/* ASYNC Event Notification Support */
+static int
+mptctl_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply)
+{
+ u8 event;
+
+ event = le32_to_cpu(pEvReply->Event) & 0xFF;
+
+ dctlprintk(("%s() called\n", __FUNCTION__));
+ if(async_queue == NULL)
+ return 1;
+
+ /* Raise SIGIO for persistent events.
+ * TODO - this define is not in MPI spec yet,
+ * but they plan to set it to 0x21
+ */
+ if (event == 0x21 ) {
+ ioc->aen_event_read_flag=1;
+ dctlprintk(("Raised SIGIO to application\n"));
+ devtverboseprintk(("Raised SIGIO to application\n"));
+ kill_fasync(&async_queue, SIGIO, POLL_IN);
+ return 1;
+ }
+
+ /* This flag is set after SIGIO was raised, and
+ * remains set until the application has read
+ * the event log via ioctl=MPTEVENTREPORT
+ */
+ if(ioc->aen_event_read_flag)
+ return 1;
+
+ /* Signal only for the events that are
+ * requested for by the application
+ */
+ if (ioc->events && (ioc->eventTypes & ( 1 << event))) {
+ ioc->aen_event_read_flag=1;
+ dctlprintk(("Raised SIGIO to application\n"));
+ devtverboseprintk(("Raised SIGIO to application\n"));
+ kill_fasync(&async_queue, SIGIO, POLL_IN);
+ }
+ return 1;
+}
+
+static int
+mptctl_fasync(int fd, struct file *filep, int mode)
+{
+ MPT_ADAPTER *ioc;
+
+ list_for_each_entry(ioc, &ioc_list, list)
+ ioc->aen_event_read_flag=0;
+
+ dctlprintk(("%s() called\n", __FUNCTION__));
+ return fasync_helper(fd, filep, mode, &async_queue);
+}
+
+static int
+mptctl_release(struct inode *inode, struct file *filep)
+{
+ dctlprintk(("%s() called\n", __FUNCTION__));
+ return fasync_helper(-1, filep, 0, &async_queue);
+}
+