From e8959fa3b705655e987fd6625c0f4079738c752c Mon Sep 17 00:00:00 2001
From: firestar5683 <168790843+firestar5683@users.noreply.github.com>
Date: Sat, 1 Aug 2026 18:30:18 -0500
Subject: [PATCH] support current eGPU USB ID

---
 selfdrive/modeld/usbgpu_link.py               |  4 ++--
 system/hardware/tests/test_usb.py             | 12 ++++++++++++
 system/hardware/usb.py                        |  3 ++-
 tinygrad_repo/tinygrad/runtime/ops_amd.py     |  2 +-
 tinygrad_repo/tinygrad/runtime/support/usb.py |  4 ++--
 5 files changed, 19 insertions(+), 6 deletions(-)

diff --git a/selfdrive/modeld/usbgpu_link.py b/selfdrive/modeld/usbgpu_link.py
index c7ab4996b..7517ef305 100644
--- a/selfdrive/modeld/usbgpu_link.py
+++ b/selfdrive/modeld/usbgpu_link.py
@@ -2,7 +2,7 @@ import time
 from pathlib import Path
 
 from openpilot.common.swaglog import cloudlog
-from openpilot.system.hardware.usb import CHESTNUT_PRODUCT_ID, CHESTNUT_VENDOR_ID, controller, read_int, usb_devices
+from openpilot.system.hardware.usb import CHESTNUT_PRODUCT_ID, CHESTNUT_VENDOR_IDS, controller, read_int, usb_devices
 
 STABLE_SECONDS = 2.0
 STABLE_THRESHOLD = 5.0
@@ -10,7 +10,7 @@ STABLE_THRESHOLD = 5.0
 
 def _chestnut_portli() -> Path | None:
   for device in usb_devices():
-    if read_int(device / "idVendor", 16) != CHESTNUT_VENDOR_ID or \
+    if read_int(device / "idVendor", 16) not in CHESTNUT_VENDOR_IDS or \
        read_int(device / "idProduct", 16) != CHESTNUT_PRODUCT_ID:
       continue
     usb_controller = controller(device)
diff --git a/system/hardware/tests/test_usb.py b/system/hardware/tests/test_usb.py
index b3f8bbee3..2e3072005 100644
--- a/system/hardware/tests/test_usb.py
+++ b/system/hardware/tests/test_usb.py
@@ -11,6 +11,18 @@ def test_chestnut_present(tmp_path, monkeypatch):
   assert usb.chestnut_present()
 
 
+def test_chestnut_present_with_comma_vendor_id(tmp_path, monkeypatch):
+  monkeypatch.setattr(usb, "USB_DEVICES_PATH", tmp_path)
+  device = tmp_path / "1-1"
+  device.mkdir()
+  (device / "idVendor").write_text("3801\n")
+  (device / "idProduct").write_text("0001\n")
+
+  assert usb.read_int(device / "idVendor", 16) in usb.CHESTNUT_VENDOR_IDS
+  assert usb.usb_devices() == [device]
+  assert usb.chestnut_present()
+
+
 def test_chestnut_absent_for_other_usb_device(tmp_path, monkeypatch):
   monkeypatch.setattr(usb, "USB_DEVICES_PATH", tmp_path)
   device = tmp_path / "1-1"
diff --git a/system/hardware/usb.py b/system/hardware/usb.py
index 7ca43e1fa..0c847b91c 100644
--- a/system/hardware/usb.py
+++ b/system/hardware/usb.py
@@ -1,6 +1,7 @@
 from pathlib import Path
 
 CHESTNUT_VENDOR_ID = 0xADD1
+CHESTNUT_VENDOR_IDS = (CHESTNUT_VENDOR_ID, 0x3801)
 CHESTNUT_PRODUCT_ID = 0x0001
 USB_DEVICES_PATH = Path("/sys/bus/usb/devices")
 
@@ -22,7 +23,7 @@ def usb_devices() -> list[Path]:
 
 def chestnut_present() -> bool:
   return any(
-    read_int(device / "idVendor", 16) == CHESTNUT_VENDOR_ID and
+    read_int(device / "idVendor", 16) in CHESTNUT_VENDOR_IDS and
     read_int(device / "idProduct", 16) == CHESTNUT_PRODUCT_ID
     for device in usb_devices()
   )
diff --git a/tinygrad_repo/tinygrad/runtime/ops_amd.py b/tinygrad_repo/tinygrad/runtime/ops_amd.py
index 775214cb3..e8e3cd69f 100644
--- a/tinygrad_repo/tinygrad/runtime/ops_amd.py
+++ b/tinygrad_repo/tinygrad/runtime/ops_amd.py
@@ -914,7 +914,7 @@ class USBIface(PCIIface):
   def __init__(self, dev, dev_id): # pylint: disable=super-init-not-called
     deadline, visible = time.monotonic() + 5.0, []
     while dev_id >= len(visible) and time.monotonic() < deadline:
-      visible = hcq_filter_visible_devices(USB3.list_devices(0xADD1, 0x0001), "AMD")
+      visible = hcq_filter_visible_devices(USB3.list_devices(0xADD1, 0x0001) + USB3.list_devices(0x3801, 0x0001), "AMD")
       if dev_id >= len(visible): time.sleep(0.1)
     if dev_id >= len(visible):
       raise RuntimeError(f"AMD:{dev_id} does not exist ({pluralize('device', len(visible))} available)")
diff --git a/tinygrad_repo/tinygrad/runtime/support/usb.py b/tinygrad_repo/tinygrad/runtime/support/usb.py
index 54562b7a5..77dcfb1a7 100644
--- a/tinygrad_repo/tinygrad/runtime/support/usb.py
+++ b/tinygrad_repo/tinygrad/runtime/support/usb.py
@@ -212,7 +212,7 @@ class ScsiWriteOp: data:bytes; lba:int=0 # noqa: E702
 class CustomASM24Controller:
   def __init__(self, usb:USB3|None=None):
     if not usb:
-      devs = USB3.list_devices(0xADD1, 0x0001)
+      devs = USB3.list_devices(0xADD1, 0x0001) + USB3.list_devices(0x3801, 0x0001)
       assert len(devs), "no ASM24 controller found"
       self.usb = USB3(devs[0][0], 0x81, 0x83, 0x02, 0x04, use_bot=True)
     else: self.usb = usb
@@ -333,7 +333,7 @@ class CustomASM24Controller:
 class ASM24Controller:
   def __init__(self, usb:USB3|None=None):
     if not usb:
-      devs = USB3.list_devices(0xADD1, 0x0001)
+      devs = USB3.list_devices(0xADD1, 0x0001) + USB3.list_devices(0x3801, 0x0001)
       assert len(devs), "no ASM24 controller found"
       self.usb = USB3(devs[0][0], 0x81, 0x83, 0x02, 0x04, use_bot=bool(getenv("USE_BOT", 0)))
     else: self.usb = usb