[SRU][Q][PATCH 0/1] MT7925 wifi is hard blocked on HP's machine

[Stefan Bader]

On 05/01/2026 08:18, AceLan Kao wrote:
> From: "Chia-Lin Kao (AceLan)" <acelan.kao at canonical.com>
> 
> BugLink: https://bugs.launchpad.net/bugs/2127044
> 
> [Impact]
> The wifi is hard blocked and can't be used randomly.
> 
> [Fix]
> The issue is introduced by commit 085749115fd37 ("wifi: mt76: mt7925: add rfkill_poll for hardware rfkill")
> The machine doesn't support this feature may lead to undefined behavior, and MTK will submit a firmware to fix this issue in the near feature.
> 
> For short-term solution, we made a DMI quick to list the machines that doesn't support this feature.
> 
> [Test]
> 1. Boot up HP Z2 Mini G1a Workstation
> 2. Run `rfkill list` to check wlan0 block state
> 3. Re-plug power cord and then check rfkill state again
> 4. The wlan0 should not be hard blocked.
> 
> [Where problems could occur]
> Should be pretty safe to return the function call directly, since the machine doesn't support it.
> 
> Chia-Lin Kao (AceLan) (1):
>    UBUNTU: SAUCE: wifi: mt76: mt7925: add DMI quirk for HP Z2 Mini G1a
>      Workstation
> 
>   drivers/net/wireless/mediatek/mt76/mt7925/main.c | 6 ++++++
>   1 file changed, 6 insertions(+)
> 
> --
> 2.43.0
> 
> 

Not sure there is a better way but how could we ensure that resolute is 
not facing this when MTK is not releasing a fixed firmware before we 
release?

-Stefan
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