[Mesa-dev] [PATCH 07/16] radv: Implement VK_KHR_maintenance3.

Samuel Pitoiset samuel.pitoiset at gmail.com
Wed Mar 7 18:35:46 UTC 2018



On 03/07/2018 07:32 PM, Bas Nieuwenhuizen wrote:
> On Wed, Mar 7, 2018 at 7:19 PM, Samuel Pitoiset
> <samuel.pitoiset at gmail.com> wrote:
>>
>>
>> On 03/07/2018 03:47 PM, Bas Nieuwenhuizen wrote:
>>>
>>> Reviewed-by: Dave Airlie <airlied at redhat.com>
>>> ---
>>>    src/amd/vulkan/radv_descriptor_set.c | 82
>>> ++++++++++++++++++++++++++++++++++--
>>>    src/amd/vulkan/radv_device.c         | 10 +++++
>>>    src/amd/vulkan/radv_extensions.py    |  1 +
>>>    3 files changed, 89 insertions(+), 4 deletions(-)
>>>
>>> diff --git a/src/amd/vulkan/radv_descriptor_set.c
>>> b/src/amd/vulkan/radv_descriptor_set.c
>>> index 38b8dc78e1..265028df2b 100644
>>> --- a/src/amd/vulkan/radv_descriptor_set.c
>>> +++ b/src/amd/vulkan/radv_descriptor_set.c
>>> @@ -31,6 +31,20 @@
>>>    #include "radv_private.h"
>>>    #include "sid.h"
>>>    +
>>> +static bool has_equal_immutable_samplers(const VkSampler *samplers,
>>> uint32_t count)
>>> +{
>>> +       if (!samplers)
>>> +               return false;
>>> +       for(uint32_t i = 1; i < count; ++i) {
>>> +               if (memcmp(radv_sampler_from_handle(samplers[0])->state,
>>> +                          radv_sampler_from_handle(samplers[i])->state,
>>> 16)) {
>>> +                       return false;
>>> +               }
>>> +       }
>>> +       return true;
>>> +}
>>> +
>>>    VkResult radv_CreateDescriptorSetLayout(
>>>          VkDevice                                    _device,
>>>          const VkDescriptorSetLayoutCreateInfo*      pCreateInfo,
>>> @@ -132,15 +146,13 @@ VkResult radv_CreateDescriptorSetLayout(
>>>                  if (binding->pImmutableSamplers) {
>>>                          set_layout->binding[b].immutable_samplers_offset =
>>> samplers_offset;
>>> -                       set_layout->binding[b].immutable_samplers_equal =
>>> true;
>>> +                       set_layout->binding[b].immutable_samplers_equal =
>>> +
>>> has_equal_immutable_samplers(binding->pImmutableSamplers,
>>> binding->descriptorCount);
>>>                          set_layout->has_immutable_samplers = true;
>>>                          for (uint32_t i = 0; i < binding->descriptorCount;
>>> i++)
>>>                                  memcpy(samplers + 4 * i,
>>> &radv_sampler_from_handle(binding->pImmutableSamplers[i])->state, 16);
>>> -                       for (uint32_t i = 1; i < binding->descriptorCount;
>>> i++)
>>> -                               if (memcmp(samplers + 4 * i, samplers, 16)
>>> != 0)
>>> -
>>> set_layout->binding[b].immutable_samplers_equal = false;
>>>                          /* Don't reserve space for the samplers if they're
>>> not accessed. */
>>>                          if
>>> (set_layout->binding[b].immutable_samplers_equal) {
>>> @@ -182,6 +194,68 @@ void radv_DestroyDescriptorSetLayout(
>>>          vk_free2(&device->alloc, pAllocator, set_layout);
>>>    }
>>>    +void radv_GetDescriptorSetLayoutSupport(VkDevice device,
>>> +                                        const
>>> VkDescriptorSetLayoutCreateInfo* pCreateInfo,
>>> +                                        VkDescriptorSetLayoutSupport*
>>> pSupport)
>>> +{
>>> +       bool supported = true;
>>> +       uint64_t size = 0;
>>> +       for (uint32_t i = 0; i < pCreateInfo->bindingCount; i++) {
>>> +               const VkDescriptorSetLayoutBinding *binding =
>>> &pCreateInfo->pBindings[i];
>>> +
>>> +               if (binding->descriptorCount == 0)
>>> +                       continue;
>>> +
>>> +               uint64_t descriptor_size = 0;
>>> +               uint64_t descriptor_alignment = 1;
>>> +               switch (binding->descriptorType) {
>>> +               case VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC:
>>> +               case VK_DESCRIPTOR_TYPE_STORAGE_BUFFER_DYNAMIC:
>>> +                       break;
>>> +               case VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER:
>>> +               case VK_DESCRIPTOR_TYPE_STORAGE_BUFFER:
>>> +               case VK_DESCRIPTOR_TYPE_UNIFORM_TEXEL_BUFFER:
>>> +               case VK_DESCRIPTOR_TYPE_STORAGE_TEXEL_BUFFER:
>>> +                       descriptor_size = 16;
>>> +                       descriptor_alignment = 16;
>>> +                       break;
>>> +               case VK_DESCRIPTOR_TYPE_STORAGE_IMAGE:
>>> +               case VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE:
>>> +               case VK_DESCRIPTOR_TYPE_INPUT_ATTACHMENT:
>>> +                       descriptor_size = 64;
>>> +                       descriptor_alignment = 32;
>>> +                       break;
>>> +               case VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER:
>>> +                       if
>>> (!has_equal_immutable_samplers(binding->pImmutableSamplers,
>>> binding->descriptorCount)) {
>>> +                               descriptor_size = 64;
>>> +                       } else {
>>> +                               descriptor_size = 96;
>>> +                       }
>>> +                       descriptor_alignment = 32;
>>
>>
>> Missing break?
> 
> So much for the tests ...

Yes...

The rest looks good to me, nice work!

> 
> Fixed locally.
> 
>>
>>
>>> +               case VK_DESCRIPTOR_TYPE_SAMPLER:
>>> +                       if
>>> (!has_equal_immutable_samplers(binding->pImmutableSamplers,
>>> binding->descriptorCount)) {
>>> +                               descriptor_size = 16;
>>> +                               descriptor_alignment = 16;
>>> +                       }
>>> +                       break;
>>> +               default:
>>> +                       unreachable("unknown descriptor type\n");
>>> +                       break;
>>> +               }
>>> +
>>> +               if (size && !align_u64(size, descriptor_alignment)) {
>>> +                       supported = false;
>>> +               }
>>> +               size = align_u64(size, descriptor_alignment);
>>> +               if (descriptor_size && (UINT64_MAX - size) /
>>> descriptor_size < binding->descriptorCount) {
>>> +                       supported = false;
>>> +               }
>>> +               size += binding->descriptorCount * descriptor_size;
>>> +       }
>>> +
>>> +       pSupport->supported = supported;
>>> +}
>>> +
>>>    /*
>>>     * Pipeline layouts.  These have nothing to do with the pipeline.  They
>>> are
>>>     * just muttiple descriptor set layouts pasted together
>>> diff --git a/src/amd/vulkan/radv_device.c b/src/amd/vulkan/radv_device.c
>>> index 00bb70612e..593cfc9a36 100644
>>> --- a/src/amd/vulkan/radv_device.c
>>> +++ b/src/amd/vulkan/radv_device.c
>>> @@ -875,6 +875,16 @@ void radv_GetPhysicalDeviceProperties2(
>>>                          properties->quadOperationsInAllStages = false;
>>>                          break;
>>>                  }
>>> +               case
>>> VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_MAINTENANCE_3_PROPERTIES: {
>>> +                       VkPhysicalDeviceMaintenance3Properties *properties
>>> =
>>> +                           (VkPhysicalDeviceMaintenance3Properties*)ext;
>>> +                       /* Make sure evrything is addressable by a signed
>>> 32-bit int, and our
>>> +                        * largest descriptors are 96 bytes. */
>>> +                       properties->maxPerSetDescriptors = (1ull << 31) /
>>> 96;
>>> +                       /* Our buffer size fields allow only this much */
>>> +                       properties->maxMemoryAllocationSize =
>>> 0xFFFFFFFFull;
>>> +                       break;
>>> +               }
>>>                  default:
>>>                          break;
>>>                  }
>>> diff --git a/src/amd/vulkan/radv_extensions.py
>>> b/src/amd/vulkan/radv_extensions.py
>>> index 6fa553e589..3b4f75bff6 100644
>>> --- a/src/amd/vulkan/radv_extensions.py
>>> +++ b/src/amd/vulkan/radv_extensions.py
>>> @@ -70,6 +70,7 @@ EXTENSIONS = [
>>>        Extension('VK_KHR_incremental_present',               1, True),
>>>        Extension('VK_KHR_maintenance1',                      1, True),
>>>        Extension('VK_KHR_maintenance2',                      1, True),
>>> +    Extension('VK_KHR_maintenance3',                      1, True),
>>>        Extension('VK_KHR_push_descriptor',                   1, True),
>>>        Extension('VK_KHR_relaxed_block_layout',              1, True),
>>>        Extension('VK_KHR_sampler_mirror_clamp_to_edge',      1, True),
>>>
>>


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