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radv: Set descriptor set limits. 

Properly and with comments this time.

Signed-off-by: Bas Nieuwenhuizen <bansi@google.com>
Reviewed-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Bas Nieuwenhuizen 2017-04-13 22:34:33 +02:00
parent 24ccf1a8b6
commit 17a75b4da4
1 changed files with 29 additions and 15 deletions
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44
src/amd/vulkan/radv_device.c
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@ -542,6 +542,20 @@ void radv_GetPhysicalDeviceProperties(
{
RADV_FROM_HANDLE(radv_physical_device, pdevice, physicalDevice);
VkSampleCountFlags sample_counts = 0xf;
/* make sure that the entire descriptor set is addressable with a signed
* 32-bit int. So the sum of all limits scaled by descriptor size has to
* be at most 2 GiB. the combined image & samples object count as one of
* both. This limit is for the pipeline layout, not for the set layout, but
* there is no set limit, so we just set a pipeline limit. I don't think
* any app is going to hit this soon. */
size_t max_descriptor_set_size = ((1ull << 31) - 16 * MAX_DYNAMIC_BUFFERS) /
(32 /* uniform buffer, 32 due to potential space wasted on alignement */ +
32 /* storage buffer, 32 due to potential space wasted on alignement */ +
32 /* sampler, largest when combined with image */ +
64 /* sampled image */ +
64 /* storage image */);
VkPhysicalDeviceLimits limits = {
.maxImageDimension1D = (1 << 14),
.maxImageDimension2D = (1 << 14),
@ -557,21 +571,21 @@ void radv_GetPhysicalDeviceProperties(
.bufferImageGranularity = 64, /* A cache line */
.sparseAddressSpaceSize = 0xffffffffu, /* buffer max size */
.maxBoundDescriptorSets = MAX_SETS,
.maxPerStageDescriptorSamplers = (1u << 31) / 16,
.maxPerStageDescriptorUniformBuffers = (1u << 31) / 16,
.maxPerStageDescriptorStorageBuffers = (1u << 31) / 16,
.maxPerStageDescriptorSampledImages = (1u << 31) / 96,
.maxPerStageDescriptorStorageImages = (1u << 31) / 64,
.maxPerStageDescriptorInputAttachments = (1u << 31) / 64,
.maxPerStageResources = (1u << 31) / 32,
.maxDescriptorSetSamplers = 256,
.maxDescriptorSetUniformBuffers = (1u << 31) / 16,
.maxDescriptorSetUniformBuffersDynamic = 8,
.maxDescriptorSetStorageBuffers = (1u << 31) / 16,
.maxDescriptorSetStorageBuffersDynamic = 8,
.maxDescriptorSetSampledImages = (1u << 31) / 96,
.maxDescriptorSetStorageImages = (1u << 31) / 64,
.maxDescriptorSetInputAttachments = (1u << 31) / 64,
.maxPerStageDescriptorSamplers = max_descriptor_set_size,
.maxPerStageDescriptorUniformBuffers = max_descriptor_set_size,
.maxPerStageDescriptorStorageBuffers = max_descriptor_set_size,
.maxPerStageDescriptorSampledImages = max_descriptor_set_size,
.maxPerStageDescriptorStorageImages = max_descriptor_set_size,
.maxPerStageDescriptorInputAttachments = max_descriptor_set_size,
.maxPerStageResources = max_descriptor_set_size,
.maxDescriptorSetSamplers = max_descriptor_set_size,
.maxDescriptorSetUniformBuffers = max_descriptor_set_size,
.maxDescriptorSetUniformBuffersDynamic = MAX_DYNAMIC_BUFFERS / 2,
.maxDescriptorSetStorageBuffers = max_descriptor_set_size,
.maxDescriptorSetStorageBuffersDynamic = MAX_DYNAMIC_BUFFERS / 2,
.maxDescriptorSetSampledImages = max_descriptor_set_size,
.maxDescriptorSetStorageImages = max_descriptor_set_size,
.maxDescriptorSetInputAttachments = max_descriptor_set_size,
.maxVertexInputAttributes = 32,
.maxVertexInputBindings = 32,
.maxVertexInputAttributeOffset = 2047,