Use Intel OpenCL ICD for Linux SYCL

Author: allnes

scripts/ci/sycl_x86_setup.py

@@ -25,7 +25,7 @@ def configure_platform(platform: str) -> None:
     settings = {
         "linux-x86_64": {
             "toolchain_asset": "sycl_linux.tar.gz",
-            "device_selector": "opencl:*",
+            "device_selector": "opencl:cpu",
             "opencv_apps": "ON",
             "sycl_targets": "spir64",
         },
@@ -62,7 +62,6 @@ def setup_linux_runtime() -> None:
             "git",
             "ocl-icd-opencl-dev",
             "opencl-headers",
-            "pocl-opencl-icd",
             "python3",
             "zstd",
         ]
@@ -116,14 +115,14 @@ def setup_linux_runtime() -> None:
     icd_file = None
     for candidate in Path("/etc/OpenCL/vendors").glob("*.icd"):
         try:
-            if "pocl" in candidate.read_text(encoding="utf-8").lower():
+            if "intel" in candidate.read_text(encoding="utf-8").lower():
                 icd_file = candidate
                 break
         except OSError:
             continue
 
     if icd_file is None:
-        main_error("Unable to locate PoCL OpenCL ICD file under /etc/OpenCL/vendors")
+        main_error("Unable to locate Intel OpenCL ICD file under /etc/OpenCL/vendors")
 
     run(["cp", str(icd_file), str(icd_dir / icd_file.name)])
     write_env("OCL_ICD_VENDORS", str(icd_dir))