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Diffstat (limited to 'drivers/staging/epl/ShbIpc.h')
| -rw-r--r-- | drivers/staging/epl/ShbIpc.h | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/drivers/staging/epl/ShbIpc.h b/drivers/staging/epl/ShbIpc.h new file mode 100644 index 000000000000..cad8846a0824 --- /dev/null +++ b/drivers/staging/epl/ShbIpc.h @@ -0,0 +1,125 @@ +/**************************************************************************** + + (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_ |