Hi,
after an os update (Oracle linux 9.4-1.0.6.el9.x86_64), the system don’t detect anymore the 2nd display.
The monitor works fine and also the display port works, I tried with windows os that I have on the same machine.
Running lspci the result on the 2 kernel versions are:
OLD kernel (5.15.0-210.163.7.el9uek.x86_64):
[qwerty@mymachine ~]$ lspci -vnn | grep VGA -A 12
00:02.0 VGA compatible controller [0300]: Intel Corporation TigerLake-H GT1 [UHD Graphics] [8086:9a60] (rev 01) (prog-if 00 [VGA controller])
DeviceName: Onboard IGD
Subsystem: Hewlett-Packard Company Device [103c:8870]
Flags: bus master, fast devsel, latency 0, IRQ 151, IOMMU group 2
Memory at 6052000000 (64-bit, non-prefetchable) [size=16M]
Memory at 4000000000 (64-bit, prefetchable) [size=256M]
I/O ports at 4000 [size=64]
Expansion ROM at 000c0000 [virtual] [disabled] [size=128K]
Capabilities: <access denied>
Kernel driver in use: i915
Kernel modules: i915
00:04.0 Signal processing controller [1180]: Intel Corporation TigerLake-LP Dynamic Tuning Processor Participant [8086:9a03] (rev 05)
--
01:00.0 VGA compatible controller [0300]: NVIDIA Corporation TU117GLM [T1200 Laptop GPU] [10de:1fbc] (rev a1) (prog-if 00 [VGA controller])
Subsystem: Hewlett-Packard Company Device [103c:8870]
Flags: bus master, fast devsel, latency 0, IRQ 150, IOMMU group 17
Memory at 6d000000 (32-bit, non-prefetchable) [size=16M]
Memory at 6040000000 (64-bit, prefetchable) [size=256M]
Memory at 6050000000 (64-bit, prefetchable) [size=32M]
I/O ports at 3000 [size=128]
Expansion ROM at 6e080000 [disabled] [size=512K]
Capabilities: <access denied>
Kernel driver in use: nouveau
Kernel modules: nvidiafb, nouveau
01:00.1 Audio device [0403]: NVIDIA Corporation Device [10de:10fa] (rev a1)
[qwerty@mymachine ~]$ lspci
00:00.0 Host bridge: Intel Corporation 11th Gen Core Processor Host Bridge/DRAM Registers (rev 05)
00:01.0 PCI bridge: Intel Corporation 11th Gen Core Processor PCIe Controller #1 (rev 05)
00:02.0 VGA compatible controller: Intel Corporation TigerLake-H GT1 [UHD Graphics] (rev 01)
00:04.0 Signal processing controller: Intel Corporation TigerLake-LP Dynamic Tuning Processor Participant (rev 05)
00:07.0 PCI bridge: Intel Corporation Tiger Lake-H Thunderbolt 4 PCI Express Root Port #0 (rev 05)
00:07.1 PCI bridge: Intel Corporation Tiger Lake-H Thunderbolt 4 PCI Express Root Port #1 (rev 05)
00:08.0 System peripheral: Intel Corporation GNA Scoring Accelerator module (rev 05)
00:0a.0 Signal processing controller: Intel Corporation Tigerlake Telemetry Aggregator Driver (rev 01)
00:0d.0 USB controller: Intel Corporation Tiger Lake-H Thunderbolt 4 USB Controller (rev 05)
00:0d.2 USB controller: Intel Corporation Tiger Lake-H Thunderbolt 4 NHI #0 (rev 05)
00:12.0 Serial controller: Intel Corporation Tiger Lake-H Integrated Sensor Hub (rev 11)
00:14.0 USB controller: Intel Corporation Tiger Lake-H USB 3.2 Gen 2x1 xHCI Host Controller (rev 11)
00:14.2 RAM memory: Intel Corporation Tiger Lake-H Shared SRAM (rev 11)
00:14.3 Network controller: Intel Corporation Tiger Lake PCH CNVi WiFi (rev 11)
00:15.0 Serial bus controller: Intel Corporation Tiger Lake-H Serial IO I2C Controller #0 (rev 11)
00:16.0 Communication controller: Intel Corporation Tiger Lake-H Management Engine Interface (rev 11)
00:1b.0 PCI bridge: Intel Corporation Tiger Lake-H PCIe Root Port #17 (rev 11)
00:1c.0 PCI bridge: Intel Corporation Tiger Lake-H PCIe Root Port #3 (rev 11)
00:1f.0 ISA bridge: Intel Corporation WM590 LPC/eSPI Controller (rev 11)
00:1f.3 Multimedia audio controller: Intel Corporation Tiger Lake-H HD Audio Controller (rev 11)
00:1f.4 SMBus: Intel Corporation Tiger Lake-H SMBus Controller (rev 11)
00:1f.5 Serial bus controller: Intel Corporation Tiger Lake-H SPI Controller (rev 11)
00:1f.6 Ethernet controller: Intel Corporation Ethernet Connection (14) I219-V (rev 11)
01:00.0 VGA compatible controller: NVIDIA Corporation TU117GLM [T1200 Laptop GPU] (rev a1)
01:00.1 Audio device: NVIDIA Corporation Device 10fa (rev a1)
56:00.0 Non-Volatile memory controller: Samsung Electronics Co Ltd NVMe SSD Controller SM981/PM981/PM983
57:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. RTS5261 PCI Express Card Reader (rev 01)
[qwerty@mymachine ~]$
NEW kernel (5.15.0-309.180.4.el9uek.x86_64)
[qwerty@mymachine ~]# lspci -vnn | grep VGA -A 12
00:02.0 VGA compatible controller [0300]: Intel Corporation TigerLake-H GT1 [UHD Graphics] [8086:9a60] (rev 01) (prog-if 00 [VGA controller])
DeviceName: Onboard IGD
Subsystem: Hewlett-Packard Company Device [103c:8870]
Flags: bus master, fast devsel, latency 0, IRQ 150, IOMMU group 2
Memory at 6052000000 (64-bit, non-prefetchable) [size=16M]
Memory at 4000000000 (64-bit, prefetchable) [size=256M]
I/O ports at 4000 [size=64]
Expansion ROM at 000c0000 [virtual] [disabled] [size=128K]
Capabilities: [40] Vendor Specific Information: Len=0c <?>
Capabilities: [70] Express Root Complex Integrated Endpoint, MSI 00
Capabilities: [ac] MSI: Enable+ Count=1/1 Maskable+ 64bit-
Capabilities: [d0] Power Management version 2
Capabilities: [100] Process Address Space ID (PASID)
--
01:00.0 VGA compatible controller [0300]: NVIDIA Corporation TU117GLM [T1200 Laptop GPU] [10de:1fbc] (rev ff) (prog-if ff)
!!! Unknown header type 7f
Kernel modules: nvidiafb, nouveau
01:00.1 Audio device [0403]: NVIDIA Corporation Device [10de:10fa] (rev ff) (prog-if ff)
!!! Unknown header type 7f
Kernel driver in use: snd_hda_intel
Kernel modules: snd_hda_intel
56:00.0 Non-Volatile memory controller [0108]: Samsung Electronics Co Ltd NVMe SSD Controller SM981/PM981/PM983 [144d:a808] (prog-if 02 [NVM Express])
Subsystem: Samsung Electronics Co Ltd SSD 970 EVO/PRO [144d:a801]
Flags: bus master, fast devsel, latency 0, IRQ 16, IOMMU group 18
Memory at 6eb00000 (64-bit, non-prefetchable) [size=16K]
[qwerty@mymachine ~]# lspci | grep VGA
00:02.0 VGA compatible controller: Intel Corporation TigerLake-H GT1 [UHD Graphics] (rev 01)
01:00.0 VGA compatible controller: NVIDIA Corporation TU117GLM [T1200 Laptop GPU] (rev ff)
[qwerty@mymachine ~]#
running hwinfo, for the nvidia
32: PCI 100.0: 0300 VGA compatible controller (VGA)
[Created at pci.386]
Unique ID: VCu0.B+477qLZQq7
Parent ID: vSkL.88MISkwFJG2
SysFS ID: /devices/pci0000:00/0000:00:01.0/0000:01:00.0
SysFS BusID: 0000:01:00.0
Hardware Class: graphics card
Model: "nVidia VGA compatible controller"
Vendor: pci 0x10de "nVidia Corporation"
Device: pci 0x1fbc
SubVendor: pci 0x103c "Hewlett-Packard Company"
SubDevice: pci 0x8870
Revision: 0xff
Memory Range: 0x6d000000-0x6dffffff (rw,non-prefetchable)
Memory Range: 0x6040000000-0x604fffffff (ro,non-prefetchable)
Memory Range: 0x6050000000-0x6051ffffff (ro,non-prefetchable)
I/O Ports: 0x3000-0x3fff (rw)
Memory Range: 0x6e080000-0x6e0fffff (ro,non-prefetchable)
IRQ: 255 (no events)
Module Alias: "pci:v000010DEd00001FBCsv0000103Csd00008870bc03sc00i00"
Driver Info #0:
Driver Status: nvidiafb is not active
Driver Activation Cmd: "modprobe nvidiafb"
Driver Info #1:
Driver Status: nouveau is not active
Driver Activation Cmd: "modprobe nouveau"
Config Status: cfg=new, avail=yes, need=no, active=unknown
Attached to: #28 (PCI bridge)
I activeted the nvidiafb and I reboot, but after the reboot the driver is already not active
searching logs of start up
[qwerty@mymachine ~]# dmesg | grep vga
[ 3.833793] pci 0000:00:02.0: vgaarb: setting as boot VGA device
[ 3.833793] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none
[ 3.833793] pci 0000:01:00.0: vgaarb: VGA device added: decodes=io+mem,owns=none,locks=none
[ 3.833793] pci 0000:00:02.0: vgaarb: no bridge control possible
[ 3.833793] pci 0000:01:00.0: vgaarb: bridge control possible
[ 3.833793] vgaarb: loaded
[ 5.787219] i915 0000:00:02.0: vgaarb: deactivate vga console
[ 5.787704] i915 0000:00:02.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=none:owns=io+mem
[ 7.334868] snd_hda_intel 0000:01:00.1: Handle vga_switcheroo audio client
[qwerty@mymachine ~]# dmesg | grep nvidia
[qwerty@mymachine ~]# dmesg | grep nouveau
[ 0.000000] Command line: BOOT_IMAGE=(hd0,gpt5)/vmlinuz-5.15.0-309.180.4.el9uek.x86_64 root=UUID=e558a04a-4704-4bd3-b0c6-3dc9266d0bf4 ro crashkernel=1G-64G:448M,64G-:512M rhgb quiet rd.driver.blacklist=nouveau
[ 0.031781] Kernel command line: BOOT_IMAGE=(hd0,gpt5)/vmlinuz-5.15.0-309.180.4.el9uek.x86_64 root=UUID=e558a04a-4704-4bd3-b0c6-3dc9266d0bf4 ro crashkernel=1G-64G:448M,64G-:512M rhgb quiet rd.driver.blacklist=nouveau
[qwerty@mymachine ~]#