diff options
| author | Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl> | 2017-07-30 23:26:11 +0200 |
|---|---|---|
| committer | Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl> | 2017-07-31 22:50:13 +0200 |
| commit | 8229706ad86b27ed571f17872006a488fcd35378 (patch) | |
| tree | 3b32003bcff633b51491e6ac20ba06ef7eb179ce | |
| parent | d0540d5b8528215d77e6a43d70bfc5e0239c430e (diff) | |
radv: Don't underflow non-visible VRAM size.
In some APU situations the reported visible size can be larger than
VRAM size. This properly clamps the value.
Surprisingly both CTS and spec seem to allow a heap type with size 0,
so this seemed like the easiest option to me.
Signed-off-by: Bas Nieuwenhuizen <basni@google.com>
Fixes: 4ae84efbc5c "radv: Use enum for memory heaps."
Reviewed-by: Dave Airlie <airlied@redhat.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Tested-by: Michel Dänzer <michel.daenzer@amd.com>
| -rw-r--r-- | src/amd/vulkan/radv_device.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/amd/vulkan/radv_device.c b/src/amd/vulkan/radv_device.c index eb2587212c8..19f1e105779 100644 --- a/src/amd/vulkan/radv_device.c +++ b/src/amd/vulkan/radv_device.c @@ -928,15 +928,17 @@ void radv_GetPhysicalDeviceMemoryProperties( }; STATIC_ASSERT(RADV_MEM_HEAP_COUNT <= VK_MAX_MEMORY_HEAPS); + uint64_t visible_vram_size = MIN2(physical_device->rad_info.vram_size, + physical_device->rad_info.vram_vis_size); pMemoryProperties->memoryHeapCount = RADV_MEM_HEAP_COUNT; pMemoryProperties->memoryHeaps[RADV_MEM_HEAP_VRAM] = (VkMemoryHeap) { .size = physical_device->rad_info.vram_size - - physical_device->rad_info.vram_vis_size, + visible_vram_size, .flags = VK_MEMORY_HEAP_DEVICE_LOCAL_BIT, }; pMemoryProperties->memoryHeaps[RADV_MEM_HEAP_VRAM_CPU_ACCESS] = (VkMemoryHeap) { - .size = physical_device->rad_info.vram_vis_size, + .size = visible_vram_size, .flags = VK_MEMORY_HEAP_DEVICE_LOCAL_BIT, }; pMemoryProperties->memoryHeaps[RADV_MEM_HEAP_GTT] = (VkMemoryHeap) { |