Hi Thorsten, Thanks for the note. We are looking for solution for this issue. Peter would post the new patch. :) Regards, Deren On Fri, 2024-04-05 at 10:34 +0200, Linux regression tracking (Thorsten Leemhuis) wrote: > [CCing the regression list, as it should be in the loop for > regressions: > https://urldefense.com/v3/__https://docs.kernel.org/admin-guide/reporting-regressions.html__;!!CTRNKA9wMg0ARbw!n9OQDQtfMiQdddzNLvMEOMLnnEHhw12KRY5W5YPscQJTiNQtuIVuJufNc2UYpy-rUlRtMUwZsL5NDERIf1CoGox8J2I$ > ] > > On 01.04.24 17:20, Mike Lothian wrote: > > On Mon, 1 Apr 2024 at 15:44, Mike Lothian <mike@xxxxxxxxxxxxxx> > > wrote: > > > > > > I think this patch is causing issues with older firmware > > > > > > Bus 003 Device 002: ID 13d3:3563 IMC Networks Wireless_Device > > > > > > [ 0.315064] Bluetooth: Core ver 2.22 > > > [ 0.315064] NET: Registered PF_BLUETOOTH protocol family > > > [ 0.315064] Bluetooth: HCI device and connection manager > > > initialized > > > [ 0.315064] Bluetooth: HCI socket layer initialized > > > [ 0.315064] Bluetooth: L2CAP socket layer initialized > > > [ 0.315064] Bluetooth: SCO socket layer initialized > > > [ 4.670811] Bluetooth: RFCOMM TTY layer initialized > > > [ 4.671029] Bluetooth: RFCOMM socket layer initialized > > > [ 4.671790] Bluetooth: RFCOMM ver 1.11 > > > [ 4.673416] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 > > > [ 4.673659] Bluetooth: BNEP filters: protocol multicast > > > [ 4.673895] Bluetooth: BNEP socket layer initialized > > > [ 4.674125] Bluetooth: HIDP (Human Interface Emulation) ver > > > 1.2 > > > [ 4.674360] Bluetooth: HIDP socket layer initialized > > > [ 5.016365] bluetooth hci0: Direct firmware load for > > > mediatek/BT_RAM_CODE_MT7961_1a_2_hdr.bin failed with error -2 > > > [ 5.017163] Bluetooth: hci0: Failed to load firmware file (-2) > > > [ 5.017557] Bluetooth: hci0: Failed to set up firmware (-2) > > > [ 5.018129] Bluetooth: hci0: HCI Enhanced Setup Synchronous > > > Connection command is advertised, but not supported. > > > > > > The correct name should be > > > mediatek/BT_RAM_CODE_MT7961_1_2_hdr.bin > > > > > > Reverting this patch fixes things > > > > If it helps, the device ID is 0x7961 and the fw_flavour is 24 or > > 0x18 in hex > > Thanks for the report! > > Peter, did you look into this? > > Anyway: To be sure the issue doesn't fall through the cracks > unnoticed, > I'm adding it to regzbot, the Linux kernel regression tracking bot: > > #regzbot report: > https://lore.kernel.org/all/20240401144424.1714-1-mike@xxxxxxxxxxxxxx/ > #regzbot introduced: 1cb63d80fff6c4 > #regzbot title: net: Bluetooth: firmware loading problems with older > firmware > #regzbot ignore-activity > > Ciao, Thorsten (wearing his 'the Linux kernel's regression tracker' > hat) > -- > Everything you wanna know about Linux kernel regression tracking: > https://urldefense.com/v3/__https://linux-regtracking.leemhuis.info/about/*tldr__;Iw!!CTRNKA9wMg0ARbw!n9OQDQtfMiQdddzNLvMEOMLnnEHhw12KRY5W5YPscQJTiNQtuIVuJufNc2UYpy-rUlRtMUwZsL5NDERIf1CoQcaol0s$ > > That page also explains what to do if mails like this annoy you.