当我运行这个时：darktable-cltest我得到以下输出：
0.018453 [opencl_init] opencl related configuration options:
0.018463 [opencl_init]
0.018479 [opencl_init] opencl: 1
0.018480 [opencl_init] opencl_scheduling_profile: 'default'
0.018482 [opencl_init] opencl_library: ''
0.018485 [opencl_init] opencl_memory_requirement: 768
0.018487 [opencl_init] opencl_memory_headroom: 400
0.018490 [opencl_init] opencl_device_priority: '*/!0,*/*/*/!0,*'
0.018493 [opencl_init] opencl_mandatory_timeout: 200
0.018496 [opencl_init] opencl_size_roundup: 16
0.018499 [opencl_init] opencl_async_pixelpipe: 0
0.018501 [opencl_init] opencl_synch_cache: active module
0.018503 [opencl_init] opencl_number_event_handles: 25
0.018506 [opencl_init] opencl_micro_nap: 1000
0.018508 [opencl_init] opencl_use_pinned_memory: 0
0.018509 [opencl_init] opencl_use_cpu_devices: 0
0.018512 [opencl_init] opencl_avoid_atomics: 0
0.018515 [opencl_init]
0.018634 [opencl_init] found opencl runtime library 'libOpenCL'
0.018662 [opencl_init] opencl library 'libOpenCL' found on your system and loaded
0.072966 [opencl_init] found 1 platform
0.072979 [opencl_init] found 1 device
0.073005 [opencl_init] discarding device 0 `AMD Radeon RX 5700 XT (NAVI10, DRM 3.41.0, 5.4.0-54-generic, LLVM 12.0.1)' - The OpenCL driver doesn't provide image support. See also 'clinfo' output.
0.073009 [opencl_init] no suitable devices found.
0.073011 [opencl_init] FINALLY: opencl is NOT AVAILABLE on this system.
0.073014 [opencl_init] initial status of opencl enabled flag is OFF.
当我运行时clinfo我得到以下输出：
Number of platforms 1
Platform Name Clover
Platform Vendor Mesa
Platform Version OpenCL 1.1 Mesa 21.3.0-devel (git-edfcc4f 2021-08-17 focal-oibaf-ppa)
Platform Profile FULL_PROFILE
Platform Extensions cl_khr_icd
Platform Extensions function suffix MESA
Platform Name Clover
Number of devices 1
Device Name AMD Radeon RX 5700 XT (NAVI10, DRM 3.41.0, 5.4.0-54-generic, LLVM 12.0.1)
Device Vendor AMD
Device Vendor ID 0x1002
Device Version OpenCL 1.1 Mesa 21.3.0-devel (git-edfcc4f 2021-08-17 focal-oibaf-ppa)
Driver Version 21.3.0-devel
Device OpenCL C Version OpenCL C 1.1
Device Type GPU
Device Profile FULL_PROFILE
Device Available Yes
Compiler Available Yes
Max compute units 40
Max clock frequency 2100MHz
Max work item dimensions 3
Max work item sizes 256x256x256
Max work group size 256
=== CL_PROGRAM_BUILD_LOG ===
fatal error: cannot open file '/usr/local//usr/lib/clc/gfx1010-amdgcn-mesa-mesa3d.bc': No such file or directory
Preferred work group size multiple <getWGsizes:1200: create kernel : error -46>
Preferred / native vector sizes
char 16 / 16
short 8 / 8
int 4 / 4
long 2 / 2
half 0 / 0 (n/a)
float 4 / 4
double 2 / 2 (cl_khr_fp64)
Half-precision Floating-point support (n/a)
Single-precision Floating-point support (core)
Denormals No
Infinity and NANs Yes
Round to nearest Yes
Round to zero No
Round to infinity No
IEEE754-2008 fused multiply-add No
Support is emulated in software No
Correctly-rounded divide and sqrt operations No
Double-precision Floating-point support (cl_khr_fp64)
Denormals Yes
Infinity and NANs Yes
Round to nearest Yes
Round to zero Yes
Round to infinity Yes
IEEE754-2008 fused multiply-add Yes
Support is emulated in software No
Address bits 64, Little-Endian
Global memory size 27487790692 (25.6GiB)
Error Correction support No
Max memory allocation 6871947673 (6.4GiB)
Unified memory for Host and Device No
Minimum alignment for any data type 128 bytes
Alignment of base address 32768 bits (4096 bytes)
Global Memory cache type None
Image support No
Local memory type Local
Local memory size 32768 (32KiB)
Max number of constant args 16
Max constant buffer size 67108864 (64MiB)
Max size of kernel argument 1024
Queue properties
Out-of-order execution No
Profiling Yes
Profiling timer resolution 0ns
Execution capabilities
Run OpenCL kernels Yes
Run native kernels No
Device Extensions cl_khr_byte_addressable_store cl_khr_global_int32_base_atomics cl_khr_global_int32_extended_atomics cl_khr_local_int32_base_atomics cl_khr_local_int32_extended_atomics cl_khr_int64_base_atomics cl_khr_int64_extended_atomics cl_khr_fp64 cl_khr_extended_versioning
NULL platform behavior
clGetPlatformInfo(NULL, CL_PLATFORM_NAME, ...) Clover
clGetDeviceIDs(NULL, CL_DEVICE_TYPE_ALL, ...) Success [MESA]
clCreateContext(NULL, ...) [default] Success [MESA]
clCreateContextFromType(NULL, CL_DEVICE_TYPE_DEFAULT) Success (1)
Platform Name Clover
Device Name AMD Radeon RX 5700 XT (NAVI10, DRM 3.41.0, 5.4.0-54-generic, LLVM 12.0.1)
clCreateContextFromType(NULL, CL_DEVICE_TYPE_CPU) No devices found in platform
clCreateContextFromType(NULL, CL_DEVICE_TYPE_GPU) Success (1)
Platform Name Clover
Device Name AMD Radeon RX 5700 XT (NAVI10, DRM 3.41.0, 5.4.0-54-generic, LLVM 12.0.1)
clCreateContextFromType(NULL, CL_DEVICE_TYPE_ACCELERATOR) No devices found in platform
clCreateContextFromType(NULL, CL_DEVICE_TYPE_CUSTOM) No devices found in platform
clCreateContextFromType(NULL, CL_DEVICE_TYPE_ALL) Success (1)
Platform Name Clover
Device Name AMD Radeon RX 5700 XT (NAVI10, DRM 3.41.0, 5.4.0-54-generic, LLVM 12.0.1)
ICD loader properties
ICD loader Name OpenCL ICD Loader
ICD loader Vendor OCL Icd free software
ICD loader Version 2.2.11
ICD loader Profile OpenCL 2.1
为什么我会得到opencl is NOT AVAILABLE on this system.？我怎样才能使 openCL 在我的系统上运行。当我尝试使用其他需要 openCL 的程序时，它们也说系统上没有 OpenCL。我该如何解决这个问题？