Merge topic branch 'ste-multimedia-framework' into integration-linux-ux500

Signed-off-by: Philippe Langlais <philippe.langlais@stericsson.com>

1 files changed, 36 insertions, 0 deletions

diff --git a/drivers/staging/nmf-cm/share/communication/inc/nmf_fifo_desc.h b/drivers/staging/nmf-cm/share/communication/inc/nmf_fifo_desc.h
new file mode 100644
index 00000000000..99caa48b05c
--- /dev/null
+++ b/drivers/staging/nmf-cm/share/communication/inc/nmf_fifo_desc.h
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) ST-Ericsson SA 2010. All rights reserved.
+ * This code is ST-Ericsson proprietary and confidential.
+ * Any use of the code for whatever purpose is subject to
+ * specific written permission of ST-Ericsson SA.
+ */
+ 
+#ifndef __INC_NMF_FIFO_DESC
+#define __INC_NMF_FIFO_DESC
+
+#include <inc/typedef.h>
+#include <share/semaphores/inc/semaphores.h>
+
+/*
+ * SHOULD be mapped onto a AHB burst (16 bytes=8x16-bit)
+ */
+typedef struct {
+    t_semaphore_id semId;
+
+    t_uint16 elemSize;
+    t_uint16 fifoFullValue;
+    t_uint16 readIndex;
+    t_uint16 writeIndex;
+    t_uint16 wrappingValue;
+
+    t_uint32 extendedField; /* in DSP 24 memory when to MPC in Logical Host when to ARM */
+} t_nmf_fifo_desc;
+
+#define EXTENDED_FIELD_BCTHIS_OR_TOP        0       //<! This field will be used:
+                                                    //<! - as hostBCThis for DSP->HOST binding
+                                                    //<! - as TOP else
+#define EXTENDED_FIELD_BCDESC               1       //<! This field will be used for:
+                                                    //<! - interface method address for ->MPC binding
+                                                    //<! - for params size for ->Host binding (today only [0] is used as max size)
+
+#endif /* __INC_NMF_FIFO */