[PATCH] mei: pxp: match against PCI_CLASS_DISPLAY_OTHER

Daniele Ceraolo Spurio daniele.ceraolospurio at intel.com
Tue Apr 9 20:07:21 UTC 2024


The ATS-M class is PCI_CLASS_DISPLAY_OTHER instead of
PCI_CLASS_DISPLAY_VGA, so we need to match against that class as well.
The matching is still restricted to intel devices only.

Signed-off-by: Daniele Ceraolo Spurio <daniele.ceraolospurio at intel.com>
---
 drivers/misc/mei/pxp/mei_pxp.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/misc/mei/pxp/mei_pxp.c b/drivers/misc/mei/pxp/mei_pxp.c
index b1e4c23b31a3..49abc95677cd 100644
--- a/drivers/misc/mei/pxp/mei_pxp.c
+++ b/drivers/misc/mei/pxp/mei_pxp.c
@@ -236,8 +236,11 @@ static int mei_pxp_component_match(struct device *dev, int subcomponent,
 
 	pdev = to_pci_dev(dev);
 
-	if (pdev->class != (PCI_CLASS_DISPLAY_VGA << 8) ||
-	    pdev->vendor != PCI_VENDOR_ID_INTEL)
+	if (pdev->vendor != PCI_VENDOR_ID_INTEL)
+		return 0;
+
+	if (pdev->class != (PCI_CLASS_DISPLAY_VGA << 8) &&
+	    pdev->class != (PCI_CLASS_DISPLAY_OTHER << 8))
 		return 0;
 
 	if (subcomponent != I915_COMPONENT_PXP)
-- 
2.43.0



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