![]() Just in the 5.1 kernel alone 5 new models were added. The same firmware interface is still used on new Ideapad and Yoga models and since most modern laptops typically do not have such a switch this dmi blacklist has been growing and growing. So I added a dmi blacklist for models without a hardware rfkill switch. It turns out that in this case the firmware interface reports the non-present switch as always in the off position, causing NetworkManager to not even try to use the wifi effectively breaking wifi. Sometime later a Yoga model using the same firmware interface showed up, without a hardware rfkill switch. ![]() This driver was written on an Ideapad laptop with a slider on the side to turn wifi on/off, a so called hardware rfkill switch. ![]() Once upon a time a driver was written for the Lenovo Ideapad firmware interface for handling special keys and rfkill functionality.
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