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radv: Return correct result in EnumeratePhysicalDevices 

If pPhysicalDevices is too small for all physical devices,
the driver must return VK_INCOMPLETE. Since only a single
physical device is supported, this is only the case when
pPhysicalDeviceCount == 0 && pPhysicalDevices != NULL.

Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Nicolas Koch 2016-10-12 13:55:46 +02:00 committed by Dave Airlie
parent e6a693c447
commit 35e2bfa6d9
1 changed files with 2 additions and 0 deletions
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2
src/amd/vulkan/radv_device.c
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@ -295,6 +295,8 @@ VkResult radv_EnumeratePhysicalDevices(
} else if (*pPhysicalDeviceCount >= 1) {
pPhysicalDevices[0] = radv_physical_device_to_handle(&instance->physicalDevice);
*pPhysicalDeviceCount = 1;
} else if (*pPhysicalDeviceCount < instance->physicalDeviceCount) {
return VK_INCOMPLETE;
} else {
*pPhysicalDeviceCount = 0;
}