Could you try the latest kernel at http://kernel.ubuntu.com/~kernel-ppa/mainline/ And see if the wifi works without blacklisting ideapad-laptop as a new commit may have fixed this https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/drivers/platform/x86/ideapad-laptop.c?id=5105e78e5b2414ec39efaadca1802e37e7105bb1
Could you try the latest kernel at http:// kernel. ubuntu. com/~kernel- ppa/mainline/ /git.kernel. org/pub/ scm/linux/ kernel/ git/next/ linux-next. git/commit/ drivers/ platform/ x86/ideapad- laptop. c?id=5105e78e5b 2414ec39efaadca 1802e37e7105bb1
And see if the wifi works without blacklisting ideapad-laptop as a new commit may have fixed this
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