mapper: add isSupported
Add a function to the mapper hal that checks if a BufferDescriptorInfo
is ever supported on a device. This value can be cached by the client.
The client can use this information to make decisions on what type of
buffers should attempt to allocate.
Bug: 120493579
Test: vts
Change-Id: I6bd7909e40d6462524bf49cf0d4e7af721e701ed
diff --git a/graphics/mapper/3.0/utils/vts/MapperVts.cpp b/graphics/mapper/3.0/utils/vts/MapperVts.cpp
index 4b24a1f..f2b7594 100644
--- a/graphics/mapper/3.0/utils/vts/MapperVts.cpp
+++ b/graphics/mapper/3.0/utils/vts/MapperVts.cpp
@@ -176,6 +176,9 @@
acquireFenceHandle = h;
}
+ *outBytesPerPixel = -1;
+ *outBytesPerStride = -1;
+
void* data = nullptr;
mMapper->lock(buffer, cpuUsage, accessRegion, acquireFenceHandle,
[&](const auto& tmpError, const auto& tmpData, int32_t tmpBytesPerPixel,
@@ -268,6 +271,15 @@
});
}
+bool Gralloc::isSupported(const IMapper::BufferDescriptorInfo& descriptorInfo) {
+ bool supported = false;
+ mMapper->isSupported(descriptorInfo, [&](const auto& tmpError, const auto& tmpSupported) {
+ ASSERT_EQ(Error::NONE, tmpError) << "failed to check is supported";
+ supported = tmpSupported;
+ });
+ return supported;
+}
+
} // namespace vts
} // namespace V3_0
} // namespace mapper