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anv: Handle vkGetPhysicalDeviceQueueFamilyProperties with count == 0

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The spec implicitly allows the incoming count to be 0. From the Vulkan
1.0.38 spec, Section 4.1 Physical Devices:

    If the value referenced by pQueueFamilyPropertyCount is not 0 [then
    do stuff].

Cc: mesa-stable@lists.freedesktop.org
Reviewed-by: Anuj Phogat <anuj.phogat@gmail.com>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
This commit is contained in:
Chad Versace 2016-12-27 10:25:58 -08:00
parent b85c0b569f
commit d6545f2345
1 changed files with 8 additions and 1 deletions
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9
src/intel/vulkan/anv_device.c
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@ -646,7 +646,14 @@ void anv_GetPhysicalDeviceQueueFamilyProperties(
return;
}
assert(*pCount >= 1);
/* The spec implicitly allows the incoming count to be 0. From the Vulkan
* 1.0.38 spec, Section 4.1 Physical Devices:
*
* If the value referenced by pQueueFamilyPropertyCount is not 0 [then
* do stuff].
*/
if (*pCount == 0)
return;
*pQueueFamilyProperties = (VkQueueFamilyProperties) {
.queueFlags = VK_QUEUE_GRAPHICS_BIT |