Staging: add epl stack

This is the openPOWERLINK network stack from systec electronic.

It's a bit messed up as there is a driver mixed into the
middle of it, lots of work needs to be done to unwind the
different portions to make it sane.

Cc: Daniel Krueger <daniel.krueger@systec-electronic.com>
Cc: Ronald Sieber <Ronald.Sieber@systec-electronic.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 120 insertions, 0 deletions

diff --git a/drivers/staging/epl/ShbIpc.h b/drivers/staging/epl/ShbIpc.h
new file mode 100644
index 000000000000..7840b0309628
--- /dev/null
+++ b/drivers/staging/epl/ShbIpc.h
@@ -0,0 +1,120 @@
+/****************************************************************************
+
+  (c) SYSTEC electronic GmbH, D-07973 Greiz, August-Bebel-Str. 29
+      www.systec-electronic.com
+
+  Project:      Project independend shared buffer (linear + circular)
+
+  Description:  Declaration of platform specific part for the
+                shared buffer
+
+  License:
+
+    Redistribution and use in source and binary forms, with or without
+    modification, are permitted provided that the following conditions
+    are met:
+
+    1. Redistributions of source code must retain the above copyright
+       notice, this list of conditions and the following disclaimer.
+
+    2. Redistributions in binary form must reproduce the above copyright
+       notice, this list of conditions and the following disclaimer in the
+       documentation and/or other materials provided with the distribution.
+
+    3. Neither the name of SYSTEC electronic GmbH nor the names of its
+       contributors may be used to endorse or promote products derived
+       from this software without prior written permission. For written
+       permission, please contact info@systec-electronic.com.
+
+    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+    "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+    LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+    FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+    COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+    INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+    BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+    LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+    CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+    LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+    ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+    POSSIBILITY OF SUCH DAMAGE.
+
+    Severability Clause:
+
+        If a provision of this License is or becomes illegal, invalid or
+        unenforceable in any jurisdiction, that shall not affect:
+        1. the validity or enforceability in that jurisdiction of any other
+           provision of this License; or
+        2. the validity or enforceability in other jurisdictions of that or
+           any other provision of this License.
+
+  -------------------------------------------------------------------------
+
+  2006/06/27 -rs:   V 1.00 (initial version)
+
+****************************************************************************/
+
+#ifndef _SHBIPC_H_
+#define _SHBIPC_H_
+
+
+
+//---------------------------------------------------------------------------
+//  Type definitions
+//---------------------------------------------------------------------------
+
+typedef  int   (*tSigHndlrNewData)  (tShbInstance pShbInstance_p);
+typedef  void  (*tSigHndlrJobReady) (tShbInstance pShbInstance_p, unsigned int fTimeOut_p);
+
+
+#if (TARGET_SYSTEM == _WIN32_)
+    #if defined(INLINE_FUNCTION_DEF)
+        #undef  INLINE_FUNCTION
+        #define INLINE_FUNCTION     INLINE_FUNCTION_DEF
+        #define SHBIPC_INLINE_ENABLED      TRUE
+        #define SHBIPC_INLINED
+        #include "ShbIpc-Win32.c"
+    #endif
+
+#elif (TARGET_SYSTEM == _LINUX_)
+    #if defined(INLINE_FUNCTION_DEF)
+        #undef  INLINE_FUNCTION
+        #define INLINE_FUNCTION     INLINE_FUNCTION_DEF
+        #define SHBIPC_INLINE_ENABLED      TRUE
+        #define SHBIPC_INLINED
+        #include "ShbIpc-LinuxKernel.c"
+    #endif
+#endif
+
+
+//---------------------------------------------------------------------------
+//  Prototypes
+//---------------------------------------------------------------------------
+
+tShbError  ShbIpcInit (void);
+tShbError  ShbIpcExit (void);
+
+tShbError  ShbIpcAllocBuffer            (unsigned long ulBufferSize_p, const char* pszBufferID_p, tShbInstance* ppShbInstance_p, unsigned int* pfShbNewCreated_p);
+tShbError  ShbIpcReleaseBuffer          (tShbInstance pShbInstance_p);
+
+#if !defined(SHBIPC_INLINE_ENABLED)
+
+tShbError  ShbIpcEnterAtomicSection     (tShbInstance pShbInstance_p);
+tShbError  ShbIpcLeaveAtomicSection     (tShbInstance pShbInstance_p);
+
+tShbError  ShbIpcStartSignalingNewData  (tShbInstance pShbInstance_p, tSigHndlrNewData pfnSignalHandlerNewData_p, tShbPriority ShbPriority_p);
+tShbError  ShbIpcStopSignalingNewData   (tShbInstance pShbInstance_p);
+tShbError  ShbIpcSignalNewData          (tShbInstance pShbInstance_p);
+
+tShbError  ShbIpcStartSignalingJobReady (tShbInstance pShbInstance_p, unsigned long ulTimeOut_p, tSigHndlrJobReady pfnSignalHandlerJobReady_p);
+tShbError  ShbIpcSignalJobReady         (tShbInstance pShbInstance_p);
+
+void*      ShbIpcGetShMemPtr            (tShbInstance pShbInstance_p);
+#endif
+
+#undef  SHBIPC_INLINE_ENABLED              // disable actual inlining of functions
+#undef  INLINE_FUNCTION
+#define INLINE_FUNCTION             // define INLINE_FUNCTION to nothing
+
+#endif // #ifndef _SHBIPC_H_
+