root/llama.cpp
1
0
Fork 0
mirror of https://github.com/ggerganov/llama.cpp.git synced 2024-12-25 02:44:36 +00:00
Code Issues Actions 9 Packages Projects Releases Wiki Activity

vulkan: detect multiple devices by deviceUUID instead of deviceID (#8022)

Browse Source 
* vulkan: detect multiple devices by deviceUUID instead of deviceID

* vulkan: remove unneeded variables

* vulkan: fix id query
This commit is contained in:
k.h.lai 2024-06-21 16:28:20 +08:00 committed by GitHub
parent 7d5e8777ae
commit 557b653dc9
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
1 changed files with 19 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

32
ggml-vulkan.cpp
View File

@ -1745,31 +1745,37 @@ void ggml_vk_instance_init() {
// Default to using all dedicated GPUs
for (size_t i = 0; i < devices.size(); i++) {
vk::PhysicalDeviceProperties props = devices[i].getProperties();
vk::PhysicalDeviceProperties2 new_props;
vk::PhysicalDeviceDriverProperties new_driver;
vk::PhysicalDeviceIDProperties new_id;
new_props.pNext = &new_driver;
new_driver.pNext = &new_id;
devices[i].getProperties2(&new_props);
if (props.deviceType == vk::PhysicalDeviceType::eDiscreteGpu) {
if (new_props.properties.deviceType == vk::PhysicalDeviceType::eDiscreteGpu) {
// Check if there are two physical devices corresponding to the same GPU
auto old_device = std::find_if(
vk_instance.device_indices.begin(),
vk_instance.device_indices.end(),
[&devices, &props](const size_t k){ return devices[k].getProperties().deviceID == props.deviceID; }
[&devices, &new_id](const size_t k){
vk::PhysicalDeviceProperties2 old_props;
vk::PhysicalDeviceIDProperties old_id;
old_props.pNext = &old_id;
devices[k].getProperties2(&old_props);
return std::equal(std::begin(old_id.deviceUUID), std::end(old_id.deviceUUID), std::begin(new_id.deviceUUID));
}
);
if (old_device == vk_instance.device_indices.end()) {
vk_instance.device_indices.push_back(i);
} else {
// There can be two physical devices corresponding to the same GPU if there are 2 different drivers
// This can cause error when splitting layers aross the devices, need to keep only 1
VK_LOG_DEBUG("Device " << i << " and device " << *old_device << " have the same device id");
VK_LOG_DEBUG("Device " << i << " and device " << *old_device << " have the same deviceUUID");
vk::PhysicalDeviceProperties2 old_prop;
vk::PhysicalDeviceProperties2 old_props;
vk::PhysicalDeviceDriverProperties old_driver;
old_prop.pNext = &old_driver;
devices[*old_device].getProperties2(&old_prop);
vk::PhysicalDeviceProperties2 new_prop;
vk::PhysicalDeviceDriverProperties new_driver;
new_prop.pNext = &new_driver;
devices[i].getProperties2(&new_prop);
old_props.pNext = &old_driver;
devices[*old_device].getProperties2(&old_props);
std::map<vk::DriverId, int> driver_priorities {};
int old_priority = std::numeric_limits<int>::max();
@ -1777,7 +1783,7 @@ void ggml_vk_instance_init() {
// Check https://registry.khronos.org/vulkan/specs/1.3-extensions/man/html/VkDriverId.html for the list of driver id
// Smaller number -> higher priority
switch (old_prop.properties.vendorID) {
switch (old_props.properties.vendorID) {
case VK_VENDOR_ID_AMD:
driver_priorities[vk::DriverId::eMesaRadv] = 1;
driver_priorities[vk::DriverId::eAmdOpenSource] = 2;