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SWDEV-533237 Add support hipOccupancyAvailableDynamicSMemPerBlock API #426

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SWDEV-533237 Add support hipOccupancyAvailableDynamicSMemPerBlock API #426

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c6d74f2
SWDEV-533237 Add suuport hipOccupancyAvailableDynamicSMemPerBlock API
dsicarov-amd Jul 17, 2025
900b011
Merge commit 'c6d74f28bc5ce15e020c0e5c05322456261e638e' into import/d…
systems-assistant[bot] Aug 18, 2025
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22 changes: 22 additions & 0 deletions projects/hip/include/hip/hip_runtime_api.h
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Original file line number Diff line number Diff line change
Expand Up @@ -9759,6 +9759,28 @@ inline hipError_t hipOccupancyMaxPotentialBlockSize(int* gridSize, int* blockSiz
F kernel, size_t dynSharedMemPerBlk, uint32_t blockSizeLimit) {
return hipOccupancyMaxPotentialBlockSize(gridSize, blockSize,(hipFunction_t)kernel, dynSharedMemPerBlk, blockSizeLimit);
}

/**
* @brief Returns dynamic shared memory available per block when launching numBlocks blocks on SM.
*
* @ingroup Occupancy
* Returns in \p *dynamicSmemSize the maximum size of dynamic shared memory /
* to allow numBlocks blocks per SM.
*
* @param [out] dynamicSmemSize Returned maximum dynamic shared memory.
* @param [in] f Kernel function for which occupancy is calculated.
* @param [in] numBlocks Number of blocks to fit on SM
* @param [in] blockSize Size of the block
*
* @return #hipSuccess, #hipErrorInvalidDevice, #hipErrorInvalidDeviceFunction, #hipErrorInvalidValue,
* #hipErrorUnknown
*/
template <typename F>
inline hipError_t hipOccupancyAvailableDynamicSMemPerBlock(size_t* dynamicSmemSize, F f,
int numBlocks, int blockSize) {
return hipOccupancyAvailableDynamicSMemPerBlock(dynamicSmemSize, (hipFunction_t)f,
numBlocks, blockSize);
}
/**
* @brief Launches a device function
*
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