Thread (2 messages) flat view 2 messages, 2 authors, 2021-08-21
STALE1816d

[PATCH] rtw88: add quirk to disable pci caps on HP Pavilion 14-ce0xxx

From: Larry Finger <hidden>
Date: 2021-06-30 17:46:16
Subsystem: realtek wireless driver (rtw88), the rest · Maintainers: Ping-Ke Shih, Linus Torvalds

From: Ugo Remery <redacted>

    8821CE causes random freezes on HP Pavilion 14-ce0019nf. Add a quirk
    to disable pci ASPM capability.
---
 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 e7d17ab8f113..31ee859d379b 100644
--- a/drivers/net/wireless/realtek/rtw88/pci.c
+++ b/drivers/net/wireless/realtek/rtw88/pci.c
@@ -1701,6 +1701,15 @@ 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 Pavilion Laptop 14-ce0xxx",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "HP"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Laptop 14-ce0xxx"),
+		},
+		.driver_data = (void *)BIT(QUIRK_DIS_PCI_CAP_ASPM),
+	},
 	{}
 };
 
-- 
2.32.0
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