root@debian:/# lspci -v
00:02.0 VGA compatible controller: Intel Corporation 4th Gen Core Processor Integrated Graphics Controller (rev 06) (prog-if 00 [VGA controller])
        DeviceName:  Onboard IGD
        Subsystem: Micro-Star International Co., Ltd. [MSI] 4th Gen Core Processor Integrated Graphics Controller
        Flags: bus master, fast devsel, latency 0, IRQ 33
        Memory at f7400000 (64-bit, non-prefetchable) [size=4M]
        Memory at d0000000 (64-bit, prefetchable) [size=256M]
        I/O ports at f000 [size=64]
        Expansion ROM at 000c0000 [virtual] [disabled] [size=128K]
        Capabilities: [90] MSI: Enable+ Count=1/1 Maskable- 64bit-
        Capabilities: [d0] Power Management version 2
        Capabilities: [a4] PCI Advanced Features
        Kernel driver in use: i915
        Kernel modules: i915

01:00.0 3D controller: NVIDIA Corporation GM108M [GeForce 940M] (rev a2)
        Subsystem: Micro-Star International Co., Ltd. [MSI] GM108M [GeForce 940M]
        Flags: bus master, fast devsel, latency 0, IRQ 35
        Memory at f6000000 (32-bit, non-prefetchable) [size=16M]
        Memory at e0000000 (64-bit, prefetchable) [size=256M]
        Memory at f0000000 (64-bit, prefetchable) [size=32M]
        I/O ports at e000 [size=128]
        Expansion ROM at f7000000 [virtual] [disabled] [size=512K]
        Capabilities: [60] Power Management version 3
        Capabilities: [68] MSI: Enable+ Count=1/1 Maskable- 64bit+
        Capabilities: [78] Express Endpoint, MSI 00
        Capabilities: [100] Virtual Channel
        Capabilities: [250] Latency Tolerance Reporting
        Capabilities: [258] L1 PM Substates
        Capabilities: [128] Power Budgeting <?>
        Capabilities: [600] Vendor Specific Information: ID=0001 Rev=1 Len=024 <?>
        Capabilities: [900] Secondary PCI Express
        Kernel driver in use: nvidia
        Kernel modules: nvidia

root@debian:/# nvidia-detect
Detected NVIDIA GPUs:
01:00.0 3D controller [0302]: NVIDIA Corporation GM108M [GeForce 940M] [10de:1347] (rev a2)

Checking card:  NVIDIA Corporation GM108M [GeForce 940M] (rev a2)
Your card is supported by all driver versions.
Your card is also supported by the Tesla 460 drivers series.
Your card is also supported by the Tesla 450 drivers series.
Your card is also supported by the Tesla 418 drivers series.
It is recommended to install the
    nvidia-driver
package.

root@debian:/# nvidia-smi
Wed Mar 30 17:58:15 2022
+-----------------------------------------------------------------------------+
| NVIDIA-SMI 460.91.03    Driver Version: 460.91.03    CUDA Version: 11.2     |
|-------------------------------+----------------------+----------------------+
| GPU  Name        Persistence-M| Bus-Id        Disp.A | Volatile Uncorr. ECC |
| Fan  Temp  Perf  Pwr:Usage/Cap|         Memory-Usage | GPU-Util  Compute M. |
|                               |                      |               MIG M. |
|===============================+======================+======================|
|   0  GeForce 940M        On   | 00000000:01:00.0 Off |                  N/A |
| N/A   59C    P0    N/A /  N/A |      3MiB /  2004MiB |      0%      Default |
|                               |                      |                  N/A |
+-------------------------------+----------------------+----------------------+

+-----------------------------------------------------------------------------+
| Processes:                                                                  |
|  GPU   GI   CI        PID   Type   Process name                  GPU Memory |
|        ID   ID                                                   Usage      |
|=============================================================================|
|    0   N/A  N/A       712      G   /usr/lib/xorg/Xorg                  2MiB |
+-----------------------------------------------------------------------------+

root@debian:/# cat /etc/modprobe.d/i915.conf
blacklist i915