linux-kernel - Re: [PATCH v2 09/13] wifi: ath10k: Use pci_disable/enable_link

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Date:   Tue, 19 Sep 2023 12:39:54 +0300
From:   Kalle Valo <kvalo@...nel.org>
To:     Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
Cc:     linux-pci@...r.kernel.org, Bjorn Helgaas <helgaas@...nel.org>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Rob Herring <robh@...nel.org>,
        Krzysztof Wilczyński <kw@...ux.com>,
        Lukas Wunner <lukas@...ner.de>,
        "Rafael J . Wysocki" <rafael@...nel.org>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Emmanuel Grumbach <emmanuel.grumbach@...el.com>,
        linux-kernel@...r.kernel.org,
        Jeff Johnson <quic_jjohnson@...cinc.com>,
        ath10k@...ts.infradead.org, linux-wireless@...r.kernel.org,
        ath11k@...ts.infradead.org, ath12k@...ts.infradead.org,
        intel-wired-lan@...ts.osuosl.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-bluetooth@...r.kernel.org,
        linux-mediatek@...ts.infradead.org, linux-rdma@...r.kernel.org,
        netdev@...r.kernel.org
Subject: Re: [PATCH v2 09/13] wifi: ath10k: Use pci_disable/enable_link_state()

Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com> writes:

> ath10k driver adjusts ASPM state itself which leaves ASPM service
> driver in PCI core unaware of the link state changes the driver
> implemented.
>
> Call pci_disable_link_state() and pci_enable_link_state() instead of
> adjusting ASPMC field in LNKCTL directly in the driver and let PCI core
> handle the ASPM state management.
>
> Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>

Acked-by: Kalle Valo <kvalo@...nel.org>

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