linux-kernel - [PATCH v1 1/1] PCI: Disable MSI for ATI PCIe-USB adapter

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Date:   Mon, 14 Mar 2022 12:13:04 +0200
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Bjorn Helgaas <bhelgaas@...gle.com>, linux-pci@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        micklorain@...tonmail.com
Subject: [PATCH v1 1/1] PCI: Disable MSI for ATI PCIe-USB adapter

ATI PCIe-USB adapter advertises MSI, but it doesn't work by yet unknown reason.

Disable MSI for these devices.

Fixes: 306c54d0edb6 ("usb: hcd: Try MSI interrupts on PCI devices")
BugLink: https://lore.kernel.org/all/20200702143045.23429-1-andriy.shevchenko@linux.intel.com/
Reported-by: micklorain@...tonmail.com
Tested-by: micklorain@...tonmail.com
Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
 drivers/pci/quirks.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 65f7f6b0576c..cc6a87a32b62 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -3041,6 +3041,13 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_BROADCOM,
 			PCI_DEVICE_ID_TIGON3_5715S,
 			quirk_msi_intx_disable_bug);
 
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x4386, quirk_msi_intx_disable_bug);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x4387, quirk_msi_intx_disable_bug);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x4388, quirk_msi_intx_disable_bug);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x4389, quirk_msi_intx_disable_bug);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x438a, quirk_msi_intx_disable_bug);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x438b, quirk_msi_intx_disable_bug);
+
 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x4390,
 			quirk_msi_intx_disable_ati_bug);
 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x4391,
-- 
2.35.1