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    Subject[PATCH 5.16 0325/1039] rtw88: add quirk to disable pci caps on HP 250 G7 Notebook PC
    Date
    From: Ping-Ke Shih <pkshih@realtek.com>

    [ Upstream commit c81edb8dddaa36c4defa26240cc19127f147283f ]

    8821CE causes random freezes on HP 250 G7 Notebook PC. Add a quirk
    to disable pci ASPM capability.

    Reported-by: rtl8821cerfe2 <rtl8821cerfe2@protonmail.com>
    Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
    Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
    Link: https://lore.kernel.org/r/20211119052437.8671-1-pkshih@realtek.com
    Signed-off-by: Sasha Levin <sashal@kernel.org>
    ---
    drivers/net/wireless/realtek/rtw88/pci.c | 9 +++++++++
    1 file changed, 9 insertions(+)

    diff --git a/drivers/net/wireless/realtek/rtw88/pci.c b/drivers/net/wireless/realtek/rtw88/pci.c
    index a7a6ebfaa203c..3b367c9085eba 100644
    --- a/drivers/net/wireless/realtek/rtw88/pci.c
    +++ b/drivers/net/wireless/realtek/rtw88/pci.c
    @@ -1738,6 +1738,15 @@ static const struct dmi_system_id rtw88_pci_quirks[] = {
    },
    .driver_data = (void *)BIT(QUIRK_DIS_PCI_CAP_ASPM),
    },
    + {
    + .callback = disable_pci_caps,
    + .ident = "HP HP 250 G7 Notebook PC",
    + .matches = {
    + DMI_MATCH(DMI_SYS_VENDOR, "HP"),
    + DMI_MATCH(DMI_PRODUCT_NAME, "HP 250 G7 Notebook PC"),
    + },
    + .driver_data = (void *)BIT(QUIRK_DIS_PCI_CAP_ASPM),
    + },
    {}
    };

    --
    2.34.1


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