[PATCH 4/6] ath9k: set use_msi=1 on Dell Inspiron 3472

From: AceLan Kao
Date: Tue Sep 26 2017 - 02:42:12 EST


BIOS on Dell Inspiron 3472 blocks legacy interrupts (INTx),
and only allows MSI for WLAN device.

Signed-off-by: AceLan Kao <acelan.kao@xxxxxxxxxxxxx>
---
drivers/net/wireless/ath/ath9k/init.c | 8 ++++++++
1 file changed, 8 insertions(+)

diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c
index 6b5d53c..fce9ac7 100644
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -120,6 +120,14 @@ static const struct dmi_system_id ath9k_quirks[] __initconst = {
DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 3262"),
},
},
+ {
+ .callback = set_use_msi,
+ .ident = "Dell Inspiron 3472",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 3472"),
+ },
+ },
{}
};

--
2.7.4