BDFID (BusID/DeviceID/FunctionID) support.

Except FunctionID (or DomainID in CUDA) support, because cudaDeviceProp::pciDomainID is not reported by CUDA.


[ROCm/hip commit: 33f60c300d]

projects/hip/include/hip_runtime_api.h

@@ -91,6 +91,8 @@ typedef struct hipDeviceProp_t {
     int clockInstructionRate;           ///< Frequency in khz of the timer used by the device-side "clock*" instructions.  New for HIP.
     hipDeviceArch_t arch;               ///< Architectural feature flags.  New for HIP.
     int concurrentKernels;              ///< Device can possibly execute multiple kernels concurrently.
+    int pciBusID;                       ///< PCI Bus ID.
+    int pciDeviceID;                    ///< PCI Device ID.
  } hipDeviceProp_t;
 
 
@@ -146,6 +148,8 @@ typedef enum hipDeviceAttribute_t {
     hipDeviceAttributeMaxThreadsPerMultiProcessor,    ///< Maximum resident threads per multiprocessor.
     hipDeviceAttributeComputeCapabilityMajor,         ///< Major compute capability version number.
     hipDeviceAttributeComputeCapabilityMinor,         ///< Minor compute capability version number.
+    hipDeviceAttributePciBusId,                       ///< PCI Bus ID.
+    hipDeviceAttributePciDeviceId,                    ///< PCI Device ID.
 } hipDeviceAttribute_t;
 
 /**

projects/hip/include/nvcc_detail/hip_runtime_api.h

@@ -252,8 +252,10 @@ inline static hipError_t hipDeviceGetAttribute(int* pi, hipDeviceAttribute_t att
         cdattr = cudaDevAttrMaxThreadsPerMultiProcessor; break;
     case hipDeviceAttributeComputeCapabilityMajor:
         cdattr = cudaDevAttrComputeCapabilityMajor; break;
-    case hipDeviceAttributeComputeCapabilityMinor:
-        cdattr = cudaDevAttrComputeCapabilityMinor; break;
+    case hipDeviceAttributePciBusId:
+        cdattr = cudaDevAttrPciBusId; break;
+    case hipDeviceAttributePciDeviceId:
+        cdattr = cudaDevAttrPciDeviceId; break;
     default:
         cerror = cudaErrorInvalidValue; break;
     }