openwrt/target/linux/layerscape/patches-5.4/812-pcie-0007-PCI-Disable-MSI-on-marvel-88w9098-and-88w8997-chips.patch
Koen Vandeputte 0fed36dd48 kernel: bump 5.4 to 5.4.40
Refreshed all patches.

Compile-tested on: imx6
Runtime-tested on: imx6

Signed-off-by: Koen Vandeputte <koen.vandeputte@ncentric.com>
2020-05-12 12:36:28 +02:00

27 lines
1.2 KiB
Diff

From 086cbc69787a71693ef94aa97438b06631850ed5 Mon Sep 17 00:00:00 2001
From: Fugang Duan <fugang.duan@nxp.com>
Date: Mon, 4 Nov 2019 13:48:52 +0800
Subject: [PATCH] PCI: Disable MSI on marvel 88w9098 and 88w8997 chips
i.MX8x with MSI enable suspend/resume doesn't work for
marvell 88w9098 and 88w8997 wlan chips, disable the feature
before the issue fixed.
Signed-off-by: Fugang Duan <fugang.duan@nxp.com>
---
drivers/pci/quirks.c | 3 +++
1 file changed, 3 insertions(+)
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -2516,6 +2516,9 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_VI
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_SI, 0x0761, quirk_disable_all_msi);
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_BROADCOM, 0x43ec, quirk_disable_all_msi);
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_BROADCOM, 0x43ef, quirk_disable_all_msi);
+DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_MARVELL_EXT, 0x2b42, quirk_disable_all_msi);
+DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_MARVELL_EXT, 0x2b43, quirk_disable_all_msi);
+DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_MARVELL_EXT, 0x2b44, quirk_disable_all_msi);
/* Disable MSI on chipsets that are known to not support it */
static void quirk_disable_msi(struct pci_dev *dev)