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17 changes: 17 additions & 0 deletions unified-runtime/source/adapters/cuda/image.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -505,6 +505,23 @@ UR_APIEXPORT ur_result_t UR_APICALL urBindlessImagesUnsampledImageCreateExp(
hDevice) != hContext->getDevices().end(),
UR_RESULT_ERROR_INVALID_CONTEXT);

const int unsupportedImageChannelTypes[] = {
UR_IMAGE_CHANNEL_TYPE_SNORM_INT8,
UR_IMAGE_CHANNEL_TYPE_SNORM_INT16,
UR_IMAGE_CHANNEL_TYPE_UNORM_INT8,
UR_IMAGE_CHANNEL_TYPE_UNORM_INT16,
UR_IMAGE_CHANNEL_TYPE_UNORM_SHORT_565,
UR_IMAGE_CHANNEL_TYPE_UNORM_SHORT_555};
if (std::find(std::begin(unsupportedImageChannelTypes),
std::end(unsupportedImageChannelTypes),
pImageFormat->channelType) !=
std::end(unsupportedImageChannelTypes)) {
UR_LOG(
ERR,
"CUDA does not support normalized channel types for unsampled images");
return UR_RESULT_ERROR_UNSUPPORTED_FEATURE;
}

unsigned int NumChannels = 0;
UR_CALL(urCalculateNumChannels(pImageFormat->channelOrder, &NumChannels));

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