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path: root/drivers/acpi/acpi_pnp.c
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Diffstat (limited to 'drivers/acpi/acpi_pnp.c')
-rw-r--r--drivers/acpi/acpi_pnp.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/acpi/acpi_pnp.c b/drivers/acpi/acpi_pnp.c
index ffdcfcd4a10d..01abf26764b0 100644
--- a/drivers/acpi/acpi_pnp.c
+++ b/drivers/acpi/acpi_pnp.c
@@ -348,10 +348,22 @@ static bool acpi_pnp_match(const char *idstr, const struct acpi_device_id **matc
return false;
}
+/*
+ * If one of the device IDs below is present in the list of device IDs of a
+ * given ACPI device object, the PNP scan handler will not attach to that
+ * object, because there is a proper non-PNP driver in the kernel for the
+ * device represented by it.
+ */
+static const struct acpi_device_id acpi_nonpnp_device_ids[] = {
+ {"INTC1080"},
+ {"INTC1081"},
+ {""},
+};
+
static int acpi_pnp_attach(struct acpi_device *adev,
const struct acpi_device_id *id)
{
- return 1;
+ return !!acpi_match_device_ids(adev, acpi_nonpnp_device_ids);
}
static struct acpi_scan_handler acpi_pnp_handler = {