[ET-VK] Moving device capabilities check to DispatchNode and PrepackNode ctor.

[trivedivivek]

Stack from ghstack (oldest at bottom):

• [ET-VK] Return fence after waiting is done. #10787
• -> [ET-VK] Moving device capabilities check to DispatchNode and PrepackNode ctor. #10785
• [ET-VK] Reducing memory wastage by tightening DescriptorPoolConfig values. #10784
• [ET-VK] Removing descriptor pool intialization from DescriptorPool ctor. #10777

The changes in this diff move the device capabilities check from the encode method to the constructor of DispatchNode and PrepackNode classes.

Differential Revision: D74481839

[pytorch-bot]

🔗 Helpful Links

🧪 See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/executorch/10785

• 📄 Preview Python docs built from this PR

Note: Links to docs will display an error until the docs builds have been completed.

❗ 1 Active SEVs

There are 1 currently active SEVs. If your PR is affected, please view them below:

• OSS CI Infra Storm (Scenario 5) - May 9, 2025

❌ 7 New Failures

As of commit 4a79668 with merge base 277c39d ():

NEW FAILURES - The following jobs have failed:

• Check Labels / Check labels (gh)
  RuntimeError: Error checking labels: PR does not have required labels
• pull / test-models-linux (llama3_2_vision_encoder, portable, linux.4xlarge.memory) / linux-job (gh)
  RuntimeError: Command docker exec -t addaef756f46b518c68ae91994a1a1c015e905b381433386f892e4df939c5a35 /exec failed with exit code 1
• pull / unittest / linux / linux-job (gh)
  RuntimeError: Command docker exec -t 93e8e06fe9608fab94bbe89e1198c5c09a79644f658b04f446f6cba25d53829e /exec failed with exit code 1
• pull / unittest / macos / macos-job (gh)
  RuntimeError: Command bash /Users/ec2-user/runner/_work/_temp/exec_script failed with exit code 1
• pull / unittest-arm-backend-with-no-fvp (test_pytest_models) / linux-job (gh)
  RuntimeError: Command docker exec -t c9fa1f02935a39ece3264a7e4a616f47e125a3517873ca71b987ed84fd1e3c41 /exec failed with exit code 1
• pull / unittest-editable / linux / linux-job (gh)
  RuntimeError: Command docker exec -t 6fe3dccbac9d62eec4660ae5a5bd1605db2be8b779d052fecf15c3420f4d9761 /exec failed with exit code 1
• pull / unittest-editable / macos / macos-job (gh)
  RuntimeError: Command bash /Users/ec2-user/runner/_work/_temp/exec_script failed with exit code 1

This comment was automatically generated by Dr. CI and updates every 15 minutes.

[facebook-github-bot]

This pull request was exported from Phabricator. Differential Revision: D74481839

[github-actions]

This PR needs a release notes: label

If your changes are user facing and intended to be a part of release notes, please use a label starting with release notes:.

If not, please add the topic: not user facing label.

To add a label, you can comment to pytorchbot, for example
@pytorchbot label "topic: not user facing"

For more information, see
https://github.com/pytorch/pytorch/wiki/PyTorch-AutoLabel-Bot#why-categorize-for-release-notes-and-how-does-it-work.