Messages in this thread | | | From | Pkshih <> | Subject | Re: [PATCH] rtw88: 8822ce: fix wifi disconnect after S3/S4 on HONOR laptop | Date | Mon, 22 Feb 2021 11:20:42 +0000 |
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On Mon, 2021-02-22 at 09:27 +0200, Kalle Valo wrote: > 陈浩 <chenhaoa@uniontech.com> writes: > > > By git blame command, I know that the assignment of .driver.pm = > > RTW_PM_OPS > > > > was in commit 44bc17f7f5b3b("rtw88: support wowlan feature for > > 8822c"), > > > > and another commit 7dc7c41607d19("avoid unused function warnings") > > > > pointed out rtw_pci_resume() and rtw_pci_suspend() are not used at > > all. > > > > So I think it's safe to remove them. > >
I think ".driver.pm = &rtw_pm_ops" is a switch to enable wowlan feature. That means that wowlan doesn't work without this declaration.
> > Currently, I find that the rtl8822ce wifi chip and the pci bridge of > > it are not linked by pci > > > > after wake up by `lspci` command. > > > > when I set `pcie_aspm.policy=performance ` in the GRUB. The machine > > sleep and > > > > wake up normal.So I think when this ops is assignmented,the sleep and > > wake up procedure > > > > may cause pci device not linked.
Please try setting module parameter disable_aspm=1 with pci.ko.
Could I know what the CPU and pci bridge chipset are used by HONOR laptop?
> > Please don't use HTML, our lists automatically drop all HTML email. >
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