Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / isdn / hardware / eicon / dqueue.h

diff --git a/kernel/drivers/isdn/hardware/eicon/dqueue.h b/kernel/drivers/isdn/hardware/eicon/dqueue.h
new file mode 100644 (file)
index 0000000..6992c45
--- /dev/null
+++ b/kernel/drivers/isdn/hardware/eicon/dqueue.h
@@ -0,0 +1,31 @@
+/* $Id: dqueue.h,v 1.1.2.2 2001/02/08 12:25:43 armin Exp $ */
+
+#ifndef _DIVA_USER_MODE_IDI_DATA_QUEUE_H__
+#define _DIVA_USER_MODE_IDI_DATA_QUEUE_H__
+
+#define DIVA_UM_IDI_MAX_MSGS 64
+
+typedef struct _diva_um_idi_data_queue {
+       int segments;
+       int max_length;
+       int read;
+       int write;
+       int count;
+       int segment_pending;
+       void *data[DIVA_UM_IDI_MAX_MSGS];
+       int length[DIVA_UM_IDI_MAX_MSGS];
+} diva_um_idi_data_queue_t;
+
+int diva_data_q_init(diva_um_idi_data_queue_t *q,
+                    int max_length, int max_segments);
+int diva_data_q_finit(diva_um_idi_data_queue_t *q);
+int diva_data_q_get_max_length(const diva_um_idi_data_queue_t *q);
+void *diva_data_q_get_segment4write(diva_um_idi_data_queue_t *q);
+void diva_data_q_ack_segment4write(diva_um_idi_data_queue_t *q,
+                                  int length);
+const void *diva_data_q_get_segment4read(const diva_um_idi_data_queue_t *
+                                        q);
+int diva_data_q_get_segment_length(const diva_um_idi_data_queue_t *q);
+void diva_data_q_ack_segment4read(diva_um_idi_data_queue_t *q);
+
+#endif