Is the correct driver installed?
lspci -nnk
00:00.0 Host bridge [0600]: Intel Corporation Xeon E3-1200 v6/7th Gen Core
Processor Host Bridge/DRAM Registers [8086:5904] (rev 02)
Subsystem: Hewlett-Packard Company Xeon E3-1200 v6/7th Gen Core
Processor Host Bridge/DRAM Registers [103c:8364]
00:02.0 VGA compatible controller [0300]: Intel Corporation HD Graphics 620
[8086:5916] (rev 02)
Subsystem: Hewlett-Packard Company HD Graphics 620 [103c:8364]
Kernel driver in use: i915
Kernel modules: i915
00:04.0 Signal processing controller [1180]: Intel Corporation Xeon E3-1200
v5/E3-1500 v5/6th Gen Core Processor Thermal Subsystem [8086:1903] (rev 02)
Subsystem: Hewlett-Packard Company Xeon E3-1200 v5/E3-1500 v5/6th Gen
Core Processor Thermal Subsystem [103c:8364]
Kernel driver in use: proc_thermal
Kernel modules: processor_thermal_device
00:14.0 USB controller [0c03]: Intel Corporation Sunrise Point-LP USB 3.0 xHCI
Controller [8086:9d2f] (rev 21)
Subsystem: Hewlett-Packard Company Sunrise Point-LP USB 3.0 xHCI
Controller [103c:8364]
Kernel driver in use: xhci_hcd
00:14.2 Signal processing controller [1180]: Intel Corporation Sunrise Point-LP
Thermal subsystem [8086:9d31] (rev 21)
Subsystem: Hewlett-Packard Company Sunrise Point-LP Thermal subsystem
[103c:8364]
Kernel driver in use: intel_pch_thermal
Kernel modules: intel_pch_thermal
00:16.0 Communication controller [0780]: Intel Corporation Sunrise Point-LP
CSME HECI #1 [8086:9d3a] (rev 21)
Subsystem: Hewlett-Packard Company Sunrise Point-LP CSME HECI
[103c:8364]
Kernel driver in use: mei_me
Kernel modules: mei_me
00:17.0 SATA controller [0106]: Intel Corporation Sunrise Point-LP SATA
Controller [AHCI mode] [8086:9d03] (rev 21)
Subsystem: Hewlett-Packard Company Sunrise Point-LP SATA Controller
[AHCI mode] [103c:8364]
Kernel driver in use: ahci
Kernel modules: ahci
00:1c.0 PCI bridge [0604]: Intel Corporation Sunrise Point-LP PCI Express Root
Port #1 [8086:9d10] (rev f1)
Kernel driver in use: pcieport
00:1c.4 PCI bridge [0604]: Intel Corporation Sunrise Point-LP PCI Express Root
Port #5 [8086:9d14] (rev f1)
Kernel driver in use: pcieport
00:1c.5 PCI bridge [0604]: Intel Corporation Sunrise Point-LP PCI Express Root
Port #6 [8086:9d15] (rev f1)
Kernel driver in use: pcieport
00:1d.0 PCI bridge [0604]: Intel Corporation Sunrise Point-LP PCI Express Root
Port #9 [8086:9d18] (rev f1)
Kernel driver in use: pcieport
00:1d.3 PCI bridge [0604]: Intel Corporation Device [8086:9d1b] (rev f1)
Kernel driver in use: pcieport
00:1f.0 ISA bridge [0601]: Intel Corporation Intel(R) 100 Series Chipset Family
LPC Controller/eSPI Controller - 9D4E [8086:9d4e] (rev 21)
Subsystem: Hewlett-Packard Company Device [103c:8364]
00:1f.2 Memory controller [0580]: Intel Corporation Sunrise Point-LP PMC
[8086:9d21] (rev 21)
Subsystem: Hewlett-Packard Company Sunrise Point-LP PMC [103c:8364]
00:1f.3 Audio device [0403]: Intel Corporation Sunrise Point-LP HD Audio
[8086:9d71] (rev 21)
Subsystem: Hewlett-Packard Company Sunrise Point-LP HD Audio [103c:8364]
Kernel driver in use: snd_hda_intel
Kernel modules: snd_hda_intel, snd_soc_skl
00:1f.4 SMBus [0c05]: Intel Corporation Sunrise Point-LP SMBus [8086:9d23] (rev
21)
Subsystem: Hewlett-Packard Company Sunrise Point-LP SMBus [103c:8364]
Kernel modules: i2c_i801
02:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. RTS522A PCI
Express Card Reader [10ec:522a] (rev 01)
Subsystem: Hewlett-Packard Company RTS522A PCI Express Card Reader
[103c:8364]
Kernel driver in use: rtsx_pci
Kernel modules: rtsx_pci
03:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd.
RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] (rev 15)
Subsystem: Hewlett-Packard Company RTL8111/8168/8411 PCI Express
Gigabit Ethernet Controller [103c:8364]
Kernel driver in use: r8169
Kernel modules: r8169
05:00.0 Network controller [0280]: Intel Corporation Wireless 7265 [8086:095a]
(rev 59)
Subsystem: Intel Corporation Dual Band Wireless-AC 7265 [8086:5010]
Kernel driver in use: iwlwifi
Kernel modules: iwlwifi
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https://bugs.launchpad.net/bugs/1834264
Title:
PCI/internal sound card not detected
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