On Tue, Feb 25, 2025 at 08:44:57AM -0800, Jeff Johnson wrote: > On 2/25/2025 4:14 AM, Krzysztof Kozlowski wrote: > > On 25/02/2025 12:45, Dmitry Baryshkov wrote: > >> On Tue, Feb 25, 2025 at 11:22:25AM +0100, Krzysztof Kozlowski wrote: > >>> On 25/02/2025 10:50, Dmitry Baryshkov wrote: > >>>> On Tue, Feb 25, 2025 at 10:30:51AM +0100, Krzysztof Kozlowski wrote: > >>>>> There is no such property as qcom,ath12k-calibration-variant: neither in > >>>>> the bindings nor in the driver. See dtbs_check: > >>>>> > >>>>> x1e80100-lenovo-yoga-slim7x.dtb: wifi@0: 'qcom,ath12k-calibration-variant' does not match any of the regexes: 'pinctrl-[0-9]+' > >>>>> > >>>> > >>>> Adding Jeff and ath12k@ to the cc list. Is the driver able to find the > >>>> calibration variant in case it is not running on the ACPI system? I see > >>>> that it uses dmi_walk. Does it work in the non-ACPI case? > >>> > >>> > >>> But nothing parses such string as 'qcom,ath12k-calibration-variant' (see > >>> git grep), so how would driver use it? > >> > >> That's what I'm asking: is the property redundant or is it correct and > >> it is a driver that needs to be fixed? > > > > I assume driver will need something like that property, but that's not a > > reason to accept incorrect one in DTS. One cannot add properties to DTS > > without bindings, so bypassing bindings review, and then claim "but my > > driver needs them". Send proper patches for driver first which will get > > a review. > > We definitely need a calibration variant entry. > I've pinged the development team to get the driver patch. I think we need a confirmation from sobody using Slim7x if the driver can read info from DMI or if it can not. In the end, DMI != ACPI. > > I'm also verifying internally that there are no issues with your renaming > proposal: qcom,ath1*k-calibration-variant => qcom,calibration-variant > https://msgid.link/20250225-b-wifi-qcom-calibration-variant-v1-0-3b2aa3f89c53@xxxxxxxxxx > > /jeff -- With best wishes Dmitry