Fixed--cannot detect GPU

[Scout]

I have a PC and newly installed ubuntu 22.04. CLpeak reports no GPU. Below packages are installed:

intel-opencl-icd

intel-level-zero-gpu

Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
intel-opencl-icd is already the newest version (22.43.24558).
You might want to run 'apt --fix-broken install' to correct these.
The following packages have unmet dependencies:
intel-level-zero-gpu : Depends: libigdgmm12 (>= 22.2.0) but it is not going to be installed
intel-opencl-icd : Depends: libigdgmm12 (>= 22.2.0) but it is not going to be installed
Depends: ocl-icd-libopencl1 but it is not going to be installed
E: Unmet dependencies. Try 'apt --fix-broken install' with no packages (or specify a solution).

Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
intel-opencl-icd is already the newest version (22.43.24558).
You might want to run 'apt --fix-broken install' to correct these.
The following packages have unmet dependencies:
intel-level-zero-gpu : Depends: libigdgmm12 (>= 22.2.0) but it is not going to be installed
intel-opencl-icd : Depends: libigdgmm12 (>= 22.2.0) but it is not going to be installed
Depends: ocl-icd-libopencl1 but it is not going to be installed
E: Unmet dependencies. Try 'apt --fix-broken install' with no packages (or specify a solution).

Tried to install libigdm12, and it reported failure as below:

Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
You might want to run 'apt --fix-broken install' to correct these.
The following packages have unmet dependencies:
intel-level-zero-gpu : Depends: libigdgmm12 (>= 22.2.0) but 22.1.2+ds1-1 is to be installed
intel-opencl-icd : Depends: libigdgmm12 (>= 22.2.0) but 22.1.2+ds1-1 is to be installed
Depends: ocl-icd-libopencl1 but it is not going to be installed
E: Unmet dependencies. Try 'apt --fix-broken install' with no packages (or specify a solution).

system info:

GPU: AlderLake S GT1

OS: ubuntu 22.04

root@moffett95:/home/work/frank/clpeak-master/build# cat /proc/version

Linux version 5.15.0-43-generic (buildd@lcy02-amd64-076) (gcc (Ubuntu 11.2.0-19ubuntu1) 11.2.0, GNU ld (GNU Binutils for Ubuntu) 2.38) #46-Ubuntu SMP Tue Jul 12 10:30:17 UTC 2022

00:02.0 VGA compatible controller: Intel Corporation AlderLake-S GT1 (rev 0c) (prog-if 00 [VGA controller])
DeviceName: Onboard - Video
Subsystem: ASUSTeK Computer Inc. AlderLake-S GT1
Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 0, Cache Line Size: 64 bytes
Interrupt: pin A routed to IRQ 166
Region 0: Memory at 6002000000 (64-bit, non-prefetchable) [size=16M]
Region 2: Memory at 4000000000 (64-bit, prefetchable) [size=256M]
Region 4: I/O ports at 6000 [size=64]
Expansion ROM at 000c0000 [virtual] [disabled] [size=128K]
Capabilities: [40] Vendor Specific Information: Len=0c <?>
Capabilities: [70] Express (v2) Root Complex Integrated Endpoint, MSI 00
DevCap: MaxPayload 128 bytes, PhantFunc 0
ExtTag- RBE+ FLReset+
DevCtl: CorrErr- NonFatalErr- FatalErr- UnsupReq-
RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop- FLReset-
MaxPayload 128 bytes, MaxReadReq 128 bytes
DevSta: CorrErr- NonFatalErr- FatalErr- UnsupReq- AuxPwr- TransPend-
DevCap2: Completion Timeout: Not Supported, TimeoutDis- NROPrPrP- LTR-
10BitTagComp- 10BitTagReq- OBFF Not Supported, ExtFmt- EETLPPrefix-
EmergencyPowerReduction Not Supported, EmergencyPowerReductionInit-
FRS-
AtomicOpsCap: 32bit- 64bit- 128bitCAS-
DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis- LTR- OBFF Disabled,
AtomicOpsCtl: ReqEn-
Capabilities: [ac] MSI: Enable+ Count=1/1 Maskable+ 64bit-
Address: fee00018 Data: 0000
Masking: 00000000 Pending: 00000000
Capabilities: [d0] Power Management version 2
Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA PME(D0-,D1-,D2-,D3hot-,D3cold-)
Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
Capabilities: [100 v1] Process Address Space ID (PASID)
PASIDCap: Exec- Priv-, Max PASID Width: 14
PASIDCtl: Enable- Exec- Priv-
Capabilities: [200 v1] Address Translation Service (ATS)
ATSCap: Invalidate Queue Depth: 00
ATSCtl: Enable-, Smallest Translation Unit: 00
Capabilities: [300 v1] Page Request Interface (PRI)
PRICtl: Enable- Reset-
PRISta: RF- UPRGI- Stopped+
Page Request Capacity: 00008000, Page Request Allocation: 00000000
Capabilities: [320 v1] Single Root I/O Virtualization (SR-IOV)
IOVCap: Migration-, Interrupt Message Number: 000
IOVCtl: Enable- Migration- Interrupt- MSE- ARIHierarchy-
IOVSta: Migration-
Initial VFs: 7, Total VFs: 7, Number of VFs: 0, Function Dependency Link: 00
VF offset: 1, stride: 1, Device ID: 4680
Supported Page Size: 00000553, System Page Size: 00000001
Region 0: Memory at 0000004010000000 (64-bit, non-prefetchable)
Region 2: Memory at 0000004020000000 (64-bit, prefetchable)
VF Migration: offset: 00000000, BIR: 0
Kernel driver in use: i915
Kernel modules: i915

Issue is fixed by: apt --fix-broken install

Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
Correcting dependencies... Done
The following additional packages will be installed:
ocl-icd-libopencl1
The following NEW packages will be installed:
ocl-icd-libopencl1
0 upgraded, 1 newly installed, 0 to remove and 216 not upgraded.
2 not fully installed or removed.
Need to get 39.1 kB of archives.
After this operation, 143 kB of additional disk space will be used.
Do you want to continue? [Y/n] y
Get:1 http://cn.archive.ubuntu.com/ubuntu jammy/universe amd64 ocl-icd-libopencl1 amd64 2.2.14-3 [39.1 kB]
Fetched 39.1 kB in 1s (42.3 kB/s)
Selecting previously unselected package ocl-icd-libopencl1:amd64.
(Reading database ... 171962 files and directories currently installed.)
Preparing to unpack .../ocl-icd-libopencl1_2.2.14-3_amd64.deb ...
Unpacking ocl-icd-libopencl1:amd64 (2.2.14-3) ...
Setting up intel-level-zero-gpu (1.3.24558) ...
Setting up ocl-icd-libopencl1:amd64 (2.2.14-3) ...
Setting up intel-opencl-icd (22.43.24558) ...
Processing triggers for libc-bin (2.35-0ubuntu3.1) ...
/sbin/ldconfig.real: /lib/libOpenCL.so.1 is not a symbolic link

Processing triggers for man-db (2.10.2-1) ...

[SantoshY_Intel]

Hi,

Thanks for posting in the Intel forums.

Glad to know that your issue is resolved. Thanks for sharing the solution with us. If you need any additional information, please post a new question as this thread will no longer be monitored by Intel.

Thanks & Regards,

Santosh