The only requirment from hipMallocPitch() is that the returned pitch is aligned to the HW image pitch alignment. There is no restriction on the size of the allocation, since the memory might not be used for images.

Change-Id: I97438e5fe4012ca4721b14b85f514dbac803c17c


[ROCm/clr commit: 111897dbea]
This commit is contained in:
Vladislav Sytchenko
2020-03-26 12:42:55 -04:00
zatwierdzone przez Vladislav Sytchenko
rodzic 0e3a7ed058
commit 004dff62c4
+9 -8
Wyświetl plik
@@ -358,17 +358,13 @@ hipError_t ihipMallocPitch(void** ptr, size_t* pitch, size_t width, size_t heigh
amd::Device* device = hip::getCurrentDevice()->devices()[0];
if ((width == 0) || (height == 0)) {
*ptr = nullptr;
return hipSuccess;
}
else if (!(device->info().image2DMaxWidth_ >= width &&
device->info().image2DMaxHeight_ >= height ) || (ptr == nullptr)) {
if (ptr == nullptr) {
return hipErrorInvalidValue;
}
if (device->info().maxMemAllocSize_ < (width * height)) {
return hipErrorOutOfMemory;
if ((width == 0) || (height == 0)) {
*ptr = nullptr;
return hipSuccess;
}
const amd::Image::Format imageFormat(*image_format);
@@ -376,6 +372,11 @@ hipError_t ihipMallocPitch(void** ptr, size_t* pitch, size_t width, size_t heigh
*pitch = amd::alignUp(width * imageFormat.getElementSize(), device->info().imagePitchAlignment_);
size_t sizeBytes = *pitch * height * depth;
if (device->info().maxMemAllocSize_ < sizeBytes) {
return hipErrorOutOfMemory;
}
*ptr = amd::SvmBuffer::malloc(*hip::getCurrentDevice()->asContext(), 0, sizeBytes,
device->info().memBaseAddrAlign_);