LineageOS/android_vendor_qcom_opensource_display-commonsys-intf
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Merge "gralloc: Use PROTECTED flag for L1 allocations"

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2016-04-22 08:39:23 -07:00
committed by Gerrit - the friendly Code Review server
parent 375b321097 934a4c33e3
commit 7e0e63159d
1 changed files with 9 additions and 16 deletions
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25
libgralloc/alloc_controller.cpp
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@@ -457,23 +457,16 @@ int IonController::allocate(alloc_data& data, int usage)
data.allocType = 0;
if(usage & GRALLOC_USAGE_PROTECTED) {
if (usage & GRALLOC_USAGE_PRIVATE_MM_HEAP) {
if (usage & GRALLOC_USAGE_PRIVATE_SECURE_DISPLAY) {
ionHeapId = ION_HEAP(SD_HEAP_ID);
/*
* There is currently no flag in ION for Secure Display
* VM. Please add it to the define once available.
*/
ionFlags |= ION_SD_FLAGS;
} else {
ionHeapId = ION_HEAP(CP_HEAP_ID);
ionFlags |= ION_CP_FLAGS;
}
if (usage & GRALLOC_USAGE_PRIVATE_SECURE_DISPLAY) {
ionHeapId = ION_HEAP(SD_HEAP_ID);
/*
* There is currently no flag in ION for Secure Display
* VM. Please add it to the define once available.
*/
ionFlags |= ION_SD_FLAGS;
} else {
// for targets/OEMs which do not need HW level protection
// do not set ion secure flag & MM heap. Fallback to system heap.
ionHeapId |= ION_HEAP(ION_SYSTEM_HEAP_ID);
data.allocType |= private_handle_t::PRIV_FLAGS_PROTECTED_BUFFER;
ionHeapId = ION_HEAP(CP_HEAP_ID);
ionFlags |= ION_CP_FLAGS;
}
} else if(usage & GRALLOC_USAGE_PRIVATE_MM_HEAP) {
//MM Heap is exclusively a secure heap.