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vulkan: include dedicated allocate info for buffer import

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This commit is contained in:
Julian Orth 2025-10-01 18:04:05 +02:00
parent 23033377e9
commit 0fb318f5f7
1 changed files with 4 additions and 2 deletions
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6
src/gfx_apis/vulkan/dmabuf_buffer.rs
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@ -9,7 +9,7 @@ use {
vk::{ vk::{
self, BufferCreateInfo, BufferUsageFlags, ExternalMemoryBufferCreateInfo, self, BufferCreateInfo, BufferUsageFlags, ExternalMemoryBufferCreateInfo,
ExternalMemoryHandleTypeFlags, ImportMemoryFdInfoKHR, MemoryAllocateInfo, ExternalMemoryHandleTypeFlags, ImportMemoryFdInfoKHR, MemoryAllocateInfo,
MemoryFdPropertiesKHR, MemoryPropertyFlags, MemoryDedicatedAllocateInfo, MemoryFdPropertiesKHR, MemoryPropertyFlags,
}, },
}, },
std::{any::Any, rc::Rc}, std::{any::Any, rc::Rc},
@ -66,13 +66,15 @@ impl VulkanDevice {
let fd = let fd =
uapi::fcntl_dupfd_cloexec(dmabuf.raw(), 0).map_err(|e| VulkanError::Dupfd(e.into()))?; uapi::fcntl_dupfd_cloexec(dmabuf.raw(), 0).map_err(|e| VulkanError::Dupfd(e.into()))?;
let memory = { let memory = {
let mut dedicated = MemoryDedicatedAllocateInfo::default().buffer(buffer);
let mut import_info = ImportMemoryFdInfoKHR::default() let mut import_info = ImportMemoryFdInfoKHR::default()
.fd(fd.raw()) .fd(fd.raw())
.handle_type(ExternalMemoryHandleTypeFlags::DMA_BUF_EXT); .handle_type(ExternalMemoryHandleTypeFlags::DMA_BUF_EXT);
let allocate_info = MemoryAllocateInfo::default() let allocate_info = MemoryAllocateInfo::default()
.allocation_size(requirements.size) .allocation_size(requirements.size)
.memory_type_index(memory_type) .memory_type_index(memory_type)
.push_next(&mut import_info); .push_next(&mut import_info)
.push_next(&mut dedicated);
unsafe { unsafe {
self.device self.device
.allocate_memory(&allocate_info, None) .allocate_memory(&allocate_info, None)