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[v2,1/3] PNPACPI: exclude devices already bound

Message ID 1353670561-22515-2-git-send-email-adrian.hunter@intel.com (mailing list archive)
State Accepted, archived
Headers show

Commit Message

Adrian Hunter Nov. 23, 2012, 11:35 a.m. UTC 
From: Mika Westerberg <mika.westerberg@linux.intel.com>

This will exclude ACPI platform devices from also being created
as PNP devices.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
---
 drivers/pnp/pnpacpi/core.c | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/drivers/pnp/pnpacpi/core.c b/drivers/pnp/pnpacpi/core.c
index 26b5d4b..653d563 100644
--- a/drivers/pnp/pnpacpi/core.c
+++ b/drivers/pnp/pnpacpi/core.c
@@ -242,6 +242,10 @@  static int __init pnpacpi_add_device(struct acpi_device *device)
 	char *pnpid;
 	struct acpi_hardware_id *id;
 
+	/* Skip devices that are already bound */
+	if (device->physical_node_count)
+		return 0;
+
 	/*
 	 * If a PnPacpi device is not present , the device
 	 * driver should not be loaded.