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Date: Sun, 28 Aug 2005 19:45:39 +0200
From: matthieu castet <castet.matthieu@free.fr>
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To: acpi-devel@lists.sourceforge.net
CC: Bjorn Helgaas <bjorn.helgaas@hp.com>, Adam Belay <ambx1@neo.rr.com>,
       linux-kernel@vger.kernel.org, Shaohua Li <shaohua.li@intel.com>
Subject: [PATCH] PNPACPI: only parse device that have CRS method
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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

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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;
 

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