linux-kernel - [PATCH] sky2: Disable MSI on P5W DH Deluxe

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Date:   Sun, 14 Jul 2019 13:31:11 +0300
From:   Tasos Sahanidis <tasos@...ossah.com>
To:     netdev@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, davem@...emloft.net,
        stephen@...workplumber.org, mlindner@...vell.com,
        tasos@...ossah.com
Subject: [PATCH] sky2: Disable MSI on P5W DH Deluxe

The onboard sky2 NICs send IRQs after S3, resulting in ethernet not
working after resume.
Maskable MSI and MSI-X are also not supported, so fall back to INTx.

Signed-off-by: Tasos Sahanidis <tasos@...ossah.com>
---
 drivers/net/ethernet/marvell/sky2.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/net/ethernet/marvell/sky2.c b/drivers/net/ethernet/marvell/sky2.c
index fe518c854..f518312ff 100644
--- a/drivers/net/ethernet/marvell/sky2.c
+++ b/drivers/net/ethernet/marvell/sky2.c
@@ -4917,6 +4917,13 @@ static const struct dmi_system_id msi_blacklist[] = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "P-79"),
 		},
 	},
+	{
+		.ident = "ASUS P5W DH Deluxe",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTEK COMPUTER INC"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "P5W DH Deluxe"),
+		},
+	},
 	{}
 };
 
-- 
2.17.1