** Description changed: [kernel SRU Justification] [Impact] WiFi 7 feature MLO (Multi-Link Operation) on Mediatek MT7925 is not supported yet. [Fix] - The following kernel patches are required + The following kernel patches are required https://patchwork.kernel.org/project/linux-wireless/patch/[email protected]/ https://patchwork.kernel.org/project/linux-wireless/patch/[email protected]/ - The latest linux-firmware for 2ccae12c4f73 (mediatek MT7925: update bluetooth firmware to 20250721233113) needs to be backported for MLO + + The latest linux-firmware for 2ccae12c4f73 (mediatek MT7925: update + bluetooth firmware to 20250721233113) and ebf45cd0f8 ("linux-firmware: + update firmware for MT7925 WiFi device") need to be backported for MLO [Test Case] - - Successfully established a Wi-Fi connection with MLO capability on the AP side. The wireless links attached to MLD should be greater than 1, which can be verified using `iw dev` + 1. Boot up machine with MT7925 wifi adapter with kernel and linux-firmware w/ MLO supported + 2. Successfully established a Wi-Fi connection with MLO capability on the AP side. The wireless links attached to MLD should be greater than 1, which can be verified using `iw dev` $ iw dev phy#0 - Unnamed/non-netdev interface - wdev 0xf - addr dc:45:46:44:50:26 - type P2P-device - Interface wlp0s20f3 - ...... - ...... - MLD with links: - - link ID 0 link addr 06:fe:8e:8a:8f:14 - - link ID 2 link addr 4e:23:75:ef:d4:5a - channel 161 (5805 MHz), width: 80 MHz, center1: 5775 MHz - + Unnamed/non-netdev interface + wdev 0xf + addr dc:45:46:44:50:26 + type P2P-device + Interface wlp0s20f3 + ...... + ...... + MLD with links: + - link ID 0 link addr 06:fe:8e:8a:8f:14 + - link ID 2 link addr 4e:23:75:ef:d4:5a + channel 161 (5805 MHz), width: 80 MHz, center1: 5775 MHz [Where problems could occur] Features for MT7925 MLO are expected but we but no if full feature are ready yet or not.
-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-firmware in Ubuntu. https://bugs.launchpad.net/bugs/2121342 Title: Enable Wi-Fi 7 MLO on MTK MT7925 (2.4/5 GHz) Status in HWE Next: New Status in linux-firmware package in Ubuntu: New Status in linux-oem-6.14 package in Ubuntu: New Status in linux-firmware source package in Noble: In Progress Status in linux-oem-6.14 source package in Noble: New Status in linux-firmware source package in Questing: New Status in linux-oem-6.14 source package in Questing: New Bug description: [kernel SRU Justification] [Impact] WiFi 7 feature MLO (Multi-Link Operation) on Mediatek MT7925 is not supported yet. [Fix] The following kernel patches are required https://patchwork.kernel.org/project/linux-wireless/patch/[email protected]/ https://patchwork.kernel.org/project/linux-wireless/patch/[email protected]/ The latest linux-firmware for 2ccae12c4f73 (mediatek MT7925: update bluetooth firmware to 20250721233113) and ebf45cd0f8 ("linux-firmware: update firmware for MT7925 WiFi device") need to be backported for MLO [Test Case] 1. Boot up machine with MT7925 wifi adapter with kernel and linux-firmware w/ MLO supported 2. Successfully established a Wi-Fi connection with MLO capability on the AP side. The wireless links attached to MLD should be greater than 1, which can be verified using `iw dev` $ iw dev phy#0 Unnamed/non-netdev interface wdev 0xf addr dc:45:46:44:50:26 type P2P-device Interface wlp0s20f3 ...... ...... MLD with links: - link ID 0 link addr 06:fe:8e:8a:8f:14 - link ID 2 link addr 4e:23:75:ef:d4:5a channel 161 (5805 MHz), width: 80 MHz, center1: 5775 MHz [Where problems could occur] Features for MT7925 MLO are expected but we but no if full feature are ready yet or not. To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/2121342/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
