[Mesa-dev] [PATCH] radv: reduce max{Uniform, Storage}BufferRange values

[Bas Nieuwenhuizen]

On Tue, Oct 9, 2018 at 3:40 PM Samuel Pitoiset
<samuel.pitoiset at gmail.com> wrote:
>
> 2^32-1 is too high.
>
> This fixes the following crucible tests:
> stress.limits.buffer-update.range.uniform
> stress.limits.buffer-update.range.storage

This is just an allocation test, it passes for me on Vega so make this
GPU specific? Also even on Polaris, I could allocate 0xffa00000 bytes.
Furthermore we need to update maxMemoryAllocationSize and calculations
for the maximum descriptor set sizes.

> Signed-off-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>
> ---
>  src/amd/vulkan/radv_device.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/src/amd/vulkan/radv_device.c b/src/amd/vulkan/radv_device.c
> index 429d47325a3..18a373bdcbf 100644
> --- a/src/amd/vulkan/radv_device.c
> +++ b/src/amd/vulkan/radv_device.c
> @@ -887,8 +887,8 @@ void radv_GetPhysicalDeviceProperties(
>                 .maxImageDimensionCube                    = (1 << 14),
>                 .maxImageArrayLayers                      = (1 << 11),
>                 .maxTexelBufferElements                   = 128 * 1024 * 1024,
> -               .maxUniformBufferRange                    = UINT32_MAX,
> -               .maxStorageBufferRange                    = UINT32_MAX,
> +               .maxUniformBufferRange                    = (1ul << 31),
> +               .maxStorageBufferRange                    = (1ul << 31),
>                 .maxPushConstantsSize                     = MAX_PUSH_CONSTANTS_SIZE,
>                 .maxMemoryAllocationCount                 = UINT32_MAX,
>                 .maxSamplerAllocationCount                = 64 * 1024,
> --
> 2.19.1
>
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