Kernel.org: 5.0.9
sid (unstable): 4.19.28-2
buster (testing): 4.19.28-2
stretch (stable): 4.9.144-3
jessie (oldstable): 3.16.64-2

Debian GNU/Linux device driver check & report

System76: Kudu Profesional

PCI IDWorks?VendorDeviceDriverKernel
80860c04Intel CorporationXeon E3-1200 v3/4th Gen Core Processor DRAM Controller
80860c01Intel CorporationXeon E3-1200 v3/4th Gen Core Processor PCI Express x16 Controller
80860416YesIntel Corporation4th Gen Core Processor Integrated Graphics Controlleri915v3.16.0-
80860c0cIntel CorporationXeon E3-1200 v3/4th Gen Core Processor HD Audio Controller
80868c31Intel Corporation8 Series/C220 Series Chipset Family USB xHCI
80868c3aIntel Corporation8 Series/C220 Series Chipset Family MEI Controller #1
80868c2dIntel Corporation8 Series/C220 Series Chipset Family USB EHCI #2
80868c20Intel Corporation8 Series/C220 Series Chipset High Definition Audio Controller
80868c10Intel Corporation8 Series/C220 Series Chipset Family PCI Express Root Port #1
80868c12Intel Corporation8 Series/C220 Series Chipset Family PCI Express Root Port #2
80868c14Intel Corporation8 Series/C220 Series Chipset Family PCI Express Root Port #3
80868c16Intel Corporation8 Series/C220 Series Chipset Family PCI Express Root Port #4
80868c26Intel Corporation8 Series/C220 Series Chipset Family USB EHCI #1
80868c49YesIntel CorporationHM86 Express LPC ControlleriTCO_wdt
80868c03Intel Corporation8 Series/C220 Series Chipset Family 6-port SATA Controller 1 [AHCI mode]
80868c22YesIntel Corporation8 Series/C220 Series Chipset Family SMBus Controlleri2c-i801
10ec5229Realtek Semiconductor Co., Ltd.RTS5229 PCI Express Card Reader
808608b1Intel CorporationWireless 7260
10ec5289Realtek Semiconductor Co., Ltd.RTL8411 PCI Express Card Reader
10ec8168YesRealtek Semiconductor Co., Ltd.RTL8111/8168/8411 PCI Express Gigabit Ethernet Controllerr8169

And here is my lspci -k:
00:00.0 Host bridge: Intel Corporation Xeon E3-1200 v3/4th Gen Core Processor DRAM Controller (rev 06)
        Subsystem: CLEVO/KAPOK Computer Device 0655
00:01.0 PCI bridge: Intel Corporation Xeon E3-1200 v3/4th Gen Core Processor PCI Express x16 Controller (rev 06)
        Kernel driver in use: pcieport
00:02.0 VGA compatible controller: Intel Corporation 4th Gen Core Processor Integrated Graphics Controller (rev 06)
        Subsystem: CLEVO/KAPOK Computer Device 0655
        Kernel driver in use: i915
00:03.0 Audio device: Intel Corporation Xeon E3-1200 v3/4th Gen Core Processor HD Audio Controller (rev 06)
        Subsystem: CLEVO/KAPOK Computer Device 0655
        Kernel driver in use: snd_hda_intel
00:14.0 USB controller: Intel Corporation 8 Series/C220 Series Chipset Family USB xHCI (rev 05)
        Subsystem: CLEVO/KAPOK Computer Device 0655
        Kernel driver in use: xhci_hcd
00:16.0 Communication controller: Intel Corporation 8 Series/C220 Series Chipset Family MEI Controller #1 (rev 04)
        Subsystem: CLEVO/KAPOK Computer Device 0655
00:1a.0 USB controller: Intel Corporation 8 Series/C220 Series Chipset Family USB EHCI #2 (rev 05)
        Subsystem: CLEVO/KAPOK Computer Device 0655
        Kernel driver in use: ehci-pci
00:1b.0 Audio device: Intel Corporation 8 Series/C220 Series Chipset High Definition Audio Controller (rev 05)
        Subsystem: CLEVO/KAPOK Computer Device 0655
        Kernel driver in use: snd_hda_intel
00:1c.0 PCI bridge: Intel Corporation 8 Series/C220 Series Chipset Family PCI Express Root Port #1 (rev d5)
        Kernel driver in use: pcieport
00:1c.1 PCI bridge: Intel Corporation 8 Series/C220 Series Chipset Family PCI Express Root Port #2 (rev d5)
        Kernel driver in use: pcieport
00:1c.2 PCI bridge: Intel Corporation 8 Series/C220 Series Chipset Family PCI Express Root Port #3 (rev d5)
        Kernel driver in use: pcieport
00:1c.3 PCI bridge: Intel Corporation 8 Series/C220 Series Chipset Family PCI Express Root Port #4 (rev d5)
        Kernel driver in use: pcieport
00:1d.0 USB controller: Intel Corporation 8 Series/C220 Series Chipset Family USB EHCI #1 (rev 05)
        Subsystem: CLEVO/KAPOK Computer Device 0655
        Kernel driver in use: ehci-pci
00:1f.0 ISA bridge: Intel Corporation HM86 Express LPC Controller (rev 05)
        Subsystem: CLEVO/KAPOK Computer Device 0655
00:1f.2 SATA controller: Intel Corporation 8 Series/C220 Series Chipset Family 6-port SATA Controller 1 [AHCI mode] (rev 05)
        Subsystem: CLEVO/KAPOK Computer Device 0655
        Kernel driver in use: ahci
00:1f.3 SMBus: Intel Corporation 8 Series/C220 Series Chipset Family SMBus Controller (rev 05)
        Subsystem: CLEVO/KAPOK Computer Device 0655
03:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. RTS5229 PCI Express Card Reader (rev 01)
        Subsystem: CLEVO/KAPOK Computer Device 0655
04:00.0 Network controller: Intel Corporation Wireless 7260 (rev bb)
        Subsystem: Intel Corporation Dual Band Wireless-AC 7260
        Kernel driver in use: iwlwifi
05:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. Device 5289 (rev 01)
        Subsystem: CLEVO/KAPOK Computer Device 6500
05:00.2 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 0a)
        Subsystem: CLEVO/KAPOK Computer Device 6500
        Kernel driver in use: r8169 (2014-11-11T08:07:19+00:00)

PCI IDWorks?VendorDeviceDriverKernel
80860c04Intel CorporationXeon E3-1200 v3/4th Gen Core Processor DRAM Controller
80860c01Intel CorporationXeon E3-1200 v3/4th Gen Core Processor PCI Express x16 Controller
80860416YesIntel Corporation4th Gen Core Processor Integrated Graphics Controlleri915v3.16.0-
80860c0cIntel CorporationXeon E3-1200 v3/4th Gen Core Processor HD Audio Controller
80868c31Intel Corporation8 Series/C220 Series Chipset Family USB xHCI
80868c3aIntel Corporation8 Series/C220 Series Chipset Family MEI Controller #1
80868c2dIntel Corporation8 Series/C220 Series Chipset Family USB EHCI #2
80868c20Intel Corporation8 Series/C220 Series Chipset High Definition Audio Controller
80868c10Intel Corporation8 Series/C220 Series Chipset Family PCI Express Root Port #1
80868c12Intel Corporation8 Series/C220 Series Chipset Family PCI Express Root Port #2
80868c14Intel Corporation8 Series/C220 Series Chipset Family PCI Express Root Port #3
80868c16Intel Corporation8 Series/C220 Series Chipset Family PCI Express Root Port #4
80868c26Intel Corporation8 Series/C220 Series Chipset Family USB EHCI #1
80868c49YesIntel CorporationHM86 Express LPC ControlleriTCO_wdt
80868c03Intel Corporation8 Series/C220 Series Chipset Family 6-port SATA Controller 1 [AHCI mode]
80868c22YesIntel Corporation8 Series/C220 Series Chipset Family SMBus Controlleri2c-i801
10ec5229Realtek Semiconductor Co., Ltd.RTS5229 PCI Express Card Reader
808608b1Intel CorporationWireless 7260
10ec5289Realtek Semiconductor Co., Ltd.RTL8411 PCI Express Card Reader
10ec8168YesRealtek Semiconductor Co., Ltd.RTL8111/8168/8411 PCI Express Gigabit Ethernet Controllerr8169

Here is output of lspci:
00:00.0 Host bridge: Intel Corporation Xeon E3-1200 v3/4th Gen Core Processor DRAM Controller (rev 06)
00:01.0 PCI bridge: Intel Corporation Xeon E3-1200 v3/4th Gen Core Processor PCI Express x16 Controller (rev 06)
00:02.0 VGA compatible controller: Intel Corporation 4th Gen Core Processor Integrated Graphics Controller (rev 06)
00:03.0 Audio device: Intel Corporation Xeon E3-1200 v3/4th Gen Core Processor HD Audio Controller (rev 06)
00:14.0 USB controller: Intel Corporation 8 Series/C220 Series Chipset Family USB xHCI (rev 05)
00:16.0 Communication controller: Intel Corporation 8 Series/C220 Series Chipset Family MEI Controller #1 (rev 04)
00:1a.0 USB controller: Intel Corporation 8 Series/C220 Series Chipset Family USB EHCI #2 (rev 05)
00:1b.0 Audio device: Intel Corporation 8 Series/C220 Series Chipset High Definition Audio Controller (rev 05)
00:1c.0 PCI bridge: Intel Corporation 8 Series/C220 Series Chipset Family PCI Express Root Port #1 (rev d5)
00:1c.1 PCI bridge: Intel Corporation 8 Series/C220 Series Chipset Family PCI Express Root Port #2 (rev d5)
00:1c.2 PCI bridge: Intel Corporation 8 Series/C220 Series Chipset Family PCI Express Root Port #3 (rev d5)
00:1c.3 PCI bridge: Intel Corporation 8 Series/C220 Series Chipset Family PCI Express Root Port #4 (rev d5)
00:1d.0 USB controller: Intel Corporation 8 Series/C220 Series Chipset Family USB EHCI #1 (rev 05)
00:1f.0 ISA bridge: Intel Corporation HM86 Express LPC Controller (rev 05)
00:1f.2 SATA controller: Intel Corporation 8 Series/C220 Series Chipset Family 6-port SATA Controller 1 [AHCI mode] (rev 05)
00:1f.3 SMBus: Intel Corporation 8 Series/C220 Series Chipset Family SMBus Controller (rev 05)
03:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. RTS5229 PCI Express Card Reader (rev 01)
04:00.0 Network controller: Intel Corporation Wireless 7260 (rev bb)
05:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. Device 5289 (rev 01)
05:00.2 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 0a)
And with -n option:
00:00.0 0600: 8086:0c04 (rev 06)
00:01.0 0604: 8086:0c01 (rev 06)
00:02.0 0300: 8086:0416 (rev 06)
00:03.0 0403: 8086:0c0c (rev 06)
00:14.0 0c03: 8086:8c31 (rev 05)
00:16.0 0780: 8086:8c3a (rev 04)
00:1a.0 0c03: 8086:8c2d (rev 05)
00:1b.0 0403: 8086:8c20 (rev 05)
00:1c.0 0604: 8086:8c10 (rev d5)
00:1c.1 0604: 8086:8c12 (rev d5)
00:1c.2 0604: 8086:8c14 (rev d5)
00:1c.3 0604: 8086:8c16 (rev d5)
00:1d.0 0c03: 8086:8c26 (rev 05)
00:1f.0 0601: 8086:8c49 (rev 05)
00:1f.2 0106: 8086:8c03 (rev 05)
00:1f.3 0c05: 8086:8c22 (rev 05)
03:00.0 ff00: 10ec:5229 (rev 01)
04:00.0 0280: 8086:08b1 (rev bb)
05:00.0 ff00: 10ec:5289 (rev 01)
05:00.2 0200: 10ec:8168 (rev 0a)
So 8086:08b1 seems to be:
Network controller: Intel Corporation Wireless 7260

It works with kernel option CONFIG_IWLMVM=y. Looks like it is a part of the module called iwlwifi. This probably requires uCode(I have all of them build in my system). My kernel version is 3.16.5.
 (2014-11-11T08:00:37+00:00)