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| author | Alexander Usyskin <alexander.usyskin@intel.com> | 2024-01-23 12:16:23 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-01-30 16:19:59 -0800 |
| commit | ceeedd951f8a70c43a486a21149fa9268746567b (patch) | |
| tree | e36637063f83cc66efcdfcce0c611a879fdd6a4c /drivers/misc | |
| parent | 6244a8b6e3fc39f6d78911b4e8e0f595be1101b4 (diff) | |
| download | linux-ceeedd951f8a70c43a486a21149fa9268746567b.tar.gz linux-ceeedd951f8a70c43a486a21149fa9268746567b.tar.bz2 linux-ceeedd951f8a70c43a486a21149fa9268746567b.zip | |
mei: pxp: match without driver name
Xe driver uses this component too, but current match function
matches by i915 driver name.
Remove dependency on i915 driver name in component_match function.
Use PCI header information to match Intel graphics device.
Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Link: https://lore.kernel.org/r/20240123101625.220365-3-tomas.winkler@intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc')
| -rw-r--r-- | drivers/misc/mei/pxp/mei_pxp.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/misc/mei/pxp/mei_pxp.c b/drivers/misc/mei/pxp/mei_pxp.c index 787c6a27a4be..b1e4c23b31a3 100644 --- a/drivers/misc/mei/pxp/mei_pxp.c +++ b/drivers/misc/mei/pxp/mei_pxp.c @@ -13,6 +13,7 @@ #include <linux/delay.h> #include <linux/module.h> +#include <linux/pci.h> #include <linux/slab.h> #include <linux/mei.h> #include <linux/mei_cl_bus.h> @@ -225,12 +226,21 @@ static int mei_pxp_component_match(struct device *dev, int subcomponent, void *data) { struct device *base = data; + struct pci_dev *pdev; if (!dev) return 0; - if (!dev->driver || strcmp(dev->driver->name, "i915") || - subcomponent != I915_COMPONENT_PXP) + if (!dev_is_pci(dev)) + return 0; + + pdev = to_pci_dev(dev); + + if (pdev->class != (PCI_CLASS_DISPLAY_VGA << 8) || + pdev->vendor != PCI_VENDOR_ID_INTEL) + return 0; + + if (subcomponent != I915_COMPONENT_PXP) return 0; base = base->parent; |