[PATCH] PNPACPI: only parse device that have CRS method
From: matthieu castet
Date: Sun Aug 28 2005 - 12:45:48 EST
Hi,
this patch blacklist device that don't have CRS method as there are
useless for pnp layer as they don't provide any resource.
Please comment and consider for inclusion.
Thanks,
Matthieu
Index: linux-2.6.13rc/drivers/pnp/pnpacpi/core.c
===================================================================
--- linux-2.6.13rc.orig/drivers/pnp/pnpacpi/core.c 2005-08-28 19:24:40.000000000 +0200
+++ linux-2.6.13rc/drivers/pnp/pnpacpi/core.c 2005-08-28 19:26:35.000000000 +0200
@@ -131,7 +131,8 @@
struct pnp_id *dev_id;
struct pnp_dev *dev;
- if (!ispnpidacpi(acpi_device_hid(device)) ||
+ status = acpi_get_handle(device->handle, "_CRS", &temp);
+ if (ACPI_FAILURE(status) || !ispnpidacpi(acpi_device_hid(device)) ||
is_exclusive_device(device))
return 0;